1 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4 * config/s390/s390.md (mulsidi3): Set both subregs of the
7 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
9 * config/rs6000/altivec.h (vec_addc): Type check.
11 2002-04-16 Jakub Jelinek <jakub@redhat.com>
14 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
16 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
18 2002-04-15 Richard Henderson <rth@redhat.com>
20 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
21 call_really_used_regs too.
23 2002-04-15 Richard Henderson <rth@redhat.com>
25 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
27 2002-04-15 David S. Miller <davem@redhat.com>
29 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
32 2002-04-16 Jakub Jelinek <jakub@redhat.com>
35 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
36 CONST_VECTOR is { 0, ... 0 }.
38 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
40 * doc/install.texi (Installing GCC: Configuration): Clarify
41 the only supported ways to configure gcc.
43 2002-04-15 Roland McGrath <roland@frob.com>
45 * config.gcc (alpha*-*-gnu*): New target configuration.
46 * config/alpha/gnu.h: New file for it.
47 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
49 2002-04-15 Richard Henderson <rth@redhat.com>
51 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
52 config/i386/linux-aout.h, config/i386/linux-oldld.h,
53 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
54 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
55 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
56 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
57 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
58 Define __gnu_linux__, not gnu_linux.
59 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
61 2002-04-15 Mark Mitchell <mark@codesourcery.com>
63 Remove Chill front end.
64 * gcc.c (default_compilers): Remove Chill entries.
65 * ch: Remove directory.
66 * doc/frontends.texi: Remove information about Chill.
67 * doc/sourcebuild.texi: Likewise.
68 * doc/standards.texi: Likewise.
70 2002-04-15 Douglas B Rupp <rupp@gnat.com>
72 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
73 (LONGLONG_STANDALONE): Define.
75 2002-04-15 David S. Miller <davem@redhat.com>
77 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
78 Call emit_library_call with LCT_NORMAL.
79 (sparc_initialize_trampoline): Use LCT_foo instead of
80 magic constant in emit_library_call invocations.
81 (sparc64_initialize_trampoline): Likewise.
82 (sparc_profile_hook): Likewise.
83 * config/sparc/sparc.md: Likewise.
85 * config/sparc/sparc.c (sparc_extra_constraint_check):
86 Fix type of argument 'c'.
87 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
90 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
92 * diagnostic.h (output_buffer_state): Redefine.
93 (output_format_decoder): New macro.
94 (output_prefixing_rule): Likewise.
95 (output_line_cutoff): Likewise.
96 (diagnostic_format_decoder): Adjust.
97 (diagnostic_prefixing_rule): Likewise.
98 (diagnostic_line_cutoff): Likewise.
99 (diagnostic_state): Likewise.
100 (diagnostic_kind_count): Likewise.
101 (diagnostic_buffer): Now a macro.
103 * diagnostic.c (diagnostic_buffer): Remove definition.
104 (output_is_line_wrapping): Adjust.
105 (set_real_maximum_length): Likewise.
106 (output_set_maximum_length): Likewise.
107 (init_output_buffer): Likewise.
108 (lhd_print_error_function): Likewise.
109 (output_do_verbatim): Likewise.
111 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
113 * cpperror.c (print_location): Don't print include chain
115 (cpp_begin_message): Update to use DL_ macros.
116 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
117 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
118 cpp_notice, cpp_notice_from_errno): Remove.
119 (cpp_error, cpp_error_with_line): Update to take a diagnostic
122 * cppexp.c (CPP_ICE): Remove.
123 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
124 lex, integer_overflow, _cpp_parse_expr): Update.
125 * cppfiles.c (read_include_file, find_include_file,
126 handle_missing_header, _cpp_read_file, remap_filename): Update.
127 * cpphash.h (enum error_type): Remove.
128 (_cpp_begin_message): Update.
129 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
130 cpp_handle_option, cpp_post_options): Update.
131 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
132 skip_whitespace, parse_identifier, parse_slow, parse_string,
133 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
134 cpp_interpret_charconst): Update.
135 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
136 lex_macro_node, do_undef, glue_header_name, parse_include,
137 do_include_common, read_flag, do_line, do_linemarker, do_ident,
138 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
139 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
140 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
141 _cpp_pop_buffer, do_diagnostic): Update.
142 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
143 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
144 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
145 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
146 cpp_notice, cpp_notice_from_errno): Remove.
147 (cpp_error, cpp_error_with_line): Update to take a diagnostic
150 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
151 collect_args, enter_macro_context, save_parameter, parse_params,
152 _cpp_create_definition, check_trad_stringification,
153 cpp_macro_definition): Update.
154 * cppmain.c (cpp_preprocess_file): Update.
155 * fix-header.c (read_scan_file): Update.
157 2002-04-14 Andreas Schwab <schwab@suse.de>
159 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
161 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
163 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
165 2002-04-13 Mark Mitchell <mark@codesourcery.com>
167 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
170 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
172 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
174 2002-04-13 Joel Sherrill <joel@OARcorp.com>
176 * config/sparc/t-elf: Enable v8 multilibs. Impacts
177 sparc-elf and sparc-rtems targets.
179 2002-04-13 Mark Mitchell <mark@codesourcery.com>
181 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
182 defined, and __gnu_hurd__ wherever __GNU__ is defined.
183 * arm/linux-elf.h: Likewise.
184 * cris/aout.h: Likewise.
185 * cris/linux.h: Likewise.
186 * i370/linux.h: Likewise.
187 * i386/gnu.h: Likewise.
188 * i386/linux-aout.h: Likewise.
189 * i386/linux-oldld.h: Likewise.
190 * i386/linux.h: Likewise.
191 * i386/linux64.h: Likewise.
192 * ia64/linux.h: Likewise.
193 * m68k/linux-aout.h: Likewise.
194 * m68k/linux.h: Likewise.
195 * mips/linux.h: Likewise.
196 * pa/pa-linux.h: Likewise.
197 * pj/linux.h: Likewise.
198 * rs6000/sysv4.h: Likewise.
199 * s390/linux.h: Likewise.
200 * sh/linux.h: Likewise.
201 * sparc/linux-aout.h: Likewise.
202 * sparc/linux.h: Likewise.
203 * sparc/linux64.h: Likewise.
204 * xtensa/linux.h: Likewise.
206 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
208 * stmt.c (check_unique_operand_names): Expect operand names to
209 be strings rather than identifiers. Use simple_cst_equal to
211 (resolve_operand_name_1): Make same identifier to string change here.
212 * c-parse.in (asm_operand): Convert a named operand into a string.
213 * cp/parse.y (asm_operand): Likewise.
215 2002-04-13 Andreas Schwab <schwab@suse.de>
217 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
219 2002-04-12 Mark Mitchell <mark@codesourcery.com>
221 Revert these changes:
223 2002-04-06 Mark Mitchell <mark@codesourcery.com>
226 * stor-layout.c (layout_decl): Reset the RTL for the decl.
228 2002-04-12 Richard Henderson <rth@redhat.com>
230 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
231 (sparc*-*-solaris): Clean up header files.
232 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
233 and plan on generating 64-bit code.
234 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
235 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
236 * config/sparc/sol2-sld-64.h: Rename ...
237 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
238 for AS_SPARC64_FLAG not defined.
239 * config/sparc/sol2-gld-bi.h: New.
240 * config/sparc/sol2-sld.h: Remove.
241 * config/sparc/sol26-sld.h: New.
242 * config/sparc/sol2.h: Tidy comments.
243 * doc/install.texi: Document sparc-solaris configury changes.
245 2002-04-12 Richard Henderson <rth@redhat.com>
247 * recog.c (offsettable_address_p): Match the logic in adjust_address.
249 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
250 in 64-bit mode only. Use only for 32-bit or MEDLOW.
252 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
254 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
256 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
258 * pa.c (pa_can_combine_p): Call extract_insn before calling
261 2002-04-12 Douglas B Rupp <rupp@gnat.com>
263 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
264 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
265 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
266 (CPP_PREDEFINES): Handle __declspec.
267 * config/i386/t-interix (USER_H): Remove.
269 2002-04-12 DJ Delorie <dj@redhat.com>
271 * integrate.c (compare_blocks): Make comparisons safe for when
272 sizeof(int) < sizeof(char *).
273 (find_block): Likewise.
275 2002-04-12 Jan Hubicka <jh@suse.cz>
276 David Edelsohn <edelsohn@gnu.org>
278 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
280 (symbol_ref_operand): New.
281 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
282 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
284 2002-04-12 Andreas Schwab <schwab@suse.de>
286 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
287 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
288 overrides the definition in config/svr4.h.
290 2002-04-12 Eric Norum <eric.norum@usask.ca>
292 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
293 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
294 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
295 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
296 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
297 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
298 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
299 definitions to config/rtems.h and make the targets more similar.
301 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
303 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
304 POINTERS_EXTEND_UNSIGNED.
305 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
306 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
308 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
311 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
313 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
314 depends on TARGET_SHMEDIA, not TARGET_SH5.
316 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
318 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
319 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
321 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
323 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
326 2002-04-12 Andreas Schwab <schwab@suse.de>
328 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
330 2002-04-12 Richard Henderson <rth@redhat.com>
333 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
335 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
336 modes spanning multiple hard regs.
338 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
340 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
342 * pa.c (pa_output_function_prologue): Don't accumulate the total
343 number of code bytes when using TARGET_64BIT, or gas, SOM and not
344 the portable runtime.
345 (output_deferred_plabels): Handle 64bit plabels.
346 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
347 generating pic code using the GAS assembler for object formats that
348 are not SOM (ie., ELF32 and ELF64).
349 (output_millicode_call): Check attribute type if attribute length is 28.
350 Likewise use $PIC_pcrel$0. Only call get_attr_length and
351 dbr_sequence_length once.
352 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
353 dbr_sequence_length once.
354 * pa.h (TARGET_SOM): Define if not defined.
355 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
356 with GAS and not SOM.
357 (jump, call_internal_reg, call_value_internal_reg): Likewise.
358 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
360 2002-04-11 David O'Brien <obrien@FreeBSD.org>
362 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
363 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
364 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
365 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
366 elfos.h and dbxelf.h values are fine now.
367 * config/i386/freebsd.h, config/alpha/freebsd.h
368 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
370 2002-04-11 David O'Brien <obrien@FreeBSD.org>
372 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
373 or set Acpu or Amachine. Reformat.
374 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
376 (LINK_SPEC): Do not need to undef.
377 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
378 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
379 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
381 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
382 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
383 (LINK_SPEC): Do not need to undef.
384 (DONT_USE_BUILTIN_SETJMP): Do not define.
385 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
386 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
387 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
388 Remove trailing spaces.
389 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
390 __ELF__, or set Acpu or Amachine. Reformat.
391 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
394 2002-04-11 David O'Brien <obrien@FreeBSD.org>
396 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
397 all other *-*-freebsd* targets.
399 2002-04-11 Richard Henderson <rth@redhat.com>
401 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
403 2002-04-11 David O'Brien <obrien@FreeBSD.org>
405 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
406 Include {cpu}/{cpu}.h thru tm_file.
407 (alpha*-*-linux*ecoff): Remove target.
408 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
409 (LINK_SPEC): Remove, is not OS independent.
410 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
411 (LINK_SPEC): Do not need to #undef any longer.
412 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
414 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
416 (LINK_SPEC): Moved here from alpha/elf.h.
417 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
419 * config/alpha/linux-ecoff.h: Remove.
420 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
421 (CPP_SPEC): Define _POSIX_SOURCE as needed.
422 (CPP_SUBTARGET_SPEC): Do not define.
423 (LINK_SPEC): Do not need to #undef any longer.
424 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
425 * config/alpha/vms.h: Likewise.
427 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
429 * doc/extend.texi: Remove old claim that typedefs cannot have
430 an alignment attribute.
432 2002-04-11 Jakub Jelinek <jakub@redhat.com>
435 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
436 bitpos is 0 and bitsize CONCAT size.
438 2002-04-11 Jakub Jelinek <jakub@redhat.com>
441 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
443 2002-04-10 David O'Brien <obrien@FreeBSD.org>
445 * config/alpha/freebsd.h: Minor reformatting.
446 (CPP_SPEC): Define ELF and add cpp_subtarget.
447 (ASM_SPEC): No longer needed.
449 2002-04-11 Richard Henderson <rth@redhat.com>
451 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
452 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
453 (dimode mem/zero splitter): New.
455 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
457 * config/cris/cris.c (cris_override_options): Tweak error message
458 for PIC not implemented.
460 * config/cris/cris.h: Tweak comments related to parameter-passing.
462 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
464 2002-04-10 Richard Henderson <rth@redhat.com>
466 * except.c (add_ehl_entry): Allow duplicates after landing pad
469 2002-04-10 David Edelsohn <edelsohn@gnu.org>
471 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
473 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
475 * c-decl.c (c_init_decl_processing): Move generation of
476 decls for g77_integer_type_node and friends from here ...
477 * c-common.c (c_common_nodes_and_builtins): ... to here.
479 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
481 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
482 is only used as frame pointer when frame_pointer_needed is true.
484 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
487 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
488 for the fact that the pool entry uses two words.
489 (movdf_hard_insn): Similarly. Also, ADR instruction can span
491 (movdf_soft_insn): Similarly.
492 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
493 for the fact that the pool entry uses three words.
495 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
497 * config/mips/mips.c (mips_va_arg): When using the struct version
498 of the EABI va_list, allow arguments in the register save area to
499 take up less room than a stack argument.
501 2002-04-10 Richard Henderson <rth@redhat.com>
503 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
504 if EXPAND_INITIALIZER.
506 2002-04-09 Richard Henderson <rth@redhat.com>
508 * config/alpha/alpha.md (movdi_er_maybe_g): New.
509 * config/alpha/alpha.c (alpha_expand_mov): Use it.
511 2002-04-10 Alan Modra <amodra@bigpond.net.au>
514 * rtlanal.c (pure_call_p): New function.
515 * rtl.h (pure_call_p): Declare.
516 * loop.c (prescan_loop): Use it to set has_nonconst_call.
517 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
519 2002-04-09 Eric Christopher <echristo@redhat.com>
521 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
522 information to .comm directive.
524 2002-04-09 Richard Henderson <rth@redhat.com>
527 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
529 2002-04-09 Richard Henderson <rth@redhat.com>
531 * basic-block.h (flow_delete_block_noexpunge): Declare.
532 (expunge_block_nocompact): Declare.
533 * cfg.c (expunge_block_nocompact): Split out from ...
534 (expunge_block): ... here.
535 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
536 (flow_delete_block_noexpunge): Split out from ...
537 (flow_delete_block): ... here.
538 * cfgcleanup.c (delete_unreachable_blocks): Compact while
539 removing dead blocks.
540 * except.c (exception_handler_labels): Remove.
541 (exception_handler_label_map): New.
542 (struct eh_region): Add aka member.
543 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
544 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
545 (for_each_eh_label, for_each_eh_label_1): New.
546 (init_eh): Register exception_handler_label_map.
547 (free_eh_status): Use free_region.
548 (find_exception_handler_labels): Use the map, not the list.
549 (remove_exception_handler_label): Likewise.
550 (maybe_remove_eh_handler): Likewise.
551 (remove_eh_handler): Use the region aka bitmap.
552 * except.h (exception_handler_labels): Remove.
553 (for_each_eh_label): Declare.
554 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
555 * loop.c (invalidate_loops_containing_label): New.
556 (find_and_verify_loops): Use it. Use for_each_eh_label.
557 * sched-rgn.c (is_cfg_nonregular): Use
558 current_function_has_exception_handlers.
560 2002-04-09 Richard Henderson <rth@redhat.com>
562 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
563 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
564 Do not return changed status.
565 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
566 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
567 New functions that do return changed status.
568 * sbitmap.h: Update decls.
569 * gcse.c, lcm.c: Use _cg functions as needed.
571 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
573 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
574 (sh64-*-elf*, sh-*-rtemself*): Likewise.
575 * config/sh/embed_bb.c: New file.
576 * config/sh/embed-elf.h: New file.
577 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
578 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
579 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
581 (SUBTARGET_CPP_PTR_SPEC): Don't define.
582 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
583 Add subtarget_asm_endian_spec.
584 (ASM_SPEC): Use subtarget_asm_endian_spec.
585 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
586 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
587 (WCHAR_UNSIGNED): Define.
588 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
589 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
590 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
592 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
593 (sh_adjust_cost): Likewise.
594 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
596 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
597 (WCHAR_TYPE_SIZE): Likewise.
598 (ASM_SPEC): Use subtarget_asm_endian_spec.
599 (SH_ELF_WCHAR_TYPE): #undef/ #define.
600 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
601 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
602 (MAX_WCHAR_TYPE_SIZE): Don't #define .
603 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
604 (USER_LABEL_PREFIX): Don't #undef /#define .
605 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
606 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
607 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
608 (ASM_SPEC): Likewise.
609 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
610 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
611 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
612 (LIB2FUNCS_EXTRA): Define.
613 * t-sh64 (LIB2FUNCS_EXTRA): Define.
614 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
615 (LIB1ASMFUNCS_CACHE): Define.
616 (LIB2FUNCS_EXTRA): Redefine empty.
618 2002-04-08 Richard Henderson <rth@redhat.com>
620 * reorg.c (get_branch_condition): Use reversed_comparison_code.
622 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
624 * config/m68hc11/larith.asm (__map_data_section): Fix condition
625 and optimize for size.
626 (__do_global_ctors): Fix pointer comparison.
627 (__do_global_dtors): Likewise.
629 2002-04-09 David S. Miller <davem@redhat.com>
631 * config/sparc/sparc.c (sparc_extra_constraint_check): New
632 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
633 allow reloading pseudos.
634 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
635 * config/sparc/sparc-protos.h: Declare it.
637 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
638 unsigned comparison warning.
639 (output_restore_regs): Mark leaf_function as unused.
641 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
643 * expr.c (is_aligning_offset): New function.
644 (expand_expr, case COMPONENT_EXPR): Call it.
646 2002-04-08 David S. Miller <davem@redhat.com>
649 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
651 Make init_priority work on Sparc when using GNU ld.
652 * config/sparc/linux.h, config/sparc/linux64.h,
653 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
654 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
655 * config/sparc/sol2-gld.h: New file to do the same.
656 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
657 sparc/sol2-gld.h to tm_file.
660 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
661 * doc/md.texi: Document it.
662 * config/sparc/sparc.md (movdi_insn_sp64_novis,
663 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
664 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
665 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
666 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
668 2002-04-08 Andreas Jaeger <aj@suse.de>
670 * stmt.c (expand_asm_operands): Revert last patch from Richard
673 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
675 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
676 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
678 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
680 * doc/contrib.texi (Contributors): Add David O'Brien.
682 2002-04-08 Alan Modra <amodra@bigpond.net.au>
684 * configure.in (auto-build.h): Use target_alias and build_alias
685 when running configure.
686 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
687 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
688 * configure: Regenerate.
690 2002-04-07 David S. Miller <davem@redhat.com>
692 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
694 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
697 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
698 generating 32-bit pic code.
700 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
702 * cppinit.c (cpp_create_reader): Initialize
703 discard_comments_in_macro_exp.
704 (COMMAND_LINE_OPTIONS): Add "-CC" option.
705 (cpp_handle_option): Handle "-CC" option.
706 * cpplex.c (save_comment): If saving a C++ comment in
707 a directive, convert it to a C comment.
708 (_cpp_lex_direct): Pass second comment start character to
709 save_comment to indicate comment type.
710 * cpplib.c (_cpp_handle_directive): If processing
711 a "#define" directive and discard_comments_in_macro_exp
712 is false, re-enable saving of comments.
713 (lex_macro_node): If discard_comments_in_macro_exp is false,
714 discard any comments before the macro identifier.
715 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
717 * cppmacro.c (cpp_get_token): If expanding a macro while
718 processing a directive, discard any comments we might encounter.
719 (parse_params): If discard_comments_in_macro_exp is false,
720 ignore comments in the macro parameter list.
721 * gcc.c (cpp_unique_options): Add "-CC" option.
722 (option_map): Map "--comments-in-macros" to "-CC".
723 * doc/cppopts.texi: Document "-CC" option.
724 * f/lang-specs.h: Add "-CC" option.
725 * testsuite/gcc.dg/cpp/maccom1.c: New test.
726 * testsuite/gcc.dg/cpp/maccom2.c: New test.
727 * testsuite/gcc.dg/cpp/maccom3.c: New test.
728 * testsuite/gcc.dg/cpp/maccom4.c: New test.
729 * testsuite/gcc.dg/cpp/maccom5.c: New test.
730 * testsuite/gcc.dg/cpp/maccom6.c: New test.
732 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
735 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
737 2002-04-06 Mark Mitchell <mark@codesourcery.com>
740 * stor-layout.c (layout_decl): Reset the RTL for the decl.
743 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
744 RTX_UNCHANGING_P for the functions arguments when a tail call
747 2002-04-06 Jason Merrill <jason@redhat.com>
749 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
750 (parse_options_and_default_flags): Set them appropriately.
751 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
753 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
755 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
758 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
761 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
762 types come in by-reference. Fix typo in comment.
764 2002-04-05 David S. Miller <davem@redhat.com>
766 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
767 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
768 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
769 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
771 2002-04-05 David S. Miller <davem@redhat.com>
773 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
774 are not going to emit return instructions, emit at least a nop
775 for the sake of sane backtraces.
777 2002-04-05 Richard Henderson <rth@redhat.com>
779 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
781 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
783 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
785 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
787 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
788 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
789 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
791 2002-04-05 Andreas Schwab <schwab@suse.de>
793 * c-convert.c: Include c-common.h.
794 * Makefile.in (c-convert.o): Updated.
796 2002-04-05 Jakub Jelinek <jakub@redhat.com>
798 * mklibgcc.in: Use separate libgcc.map for each multilib.
799 * Makefile.in (distclean): Don't remove libgcc.map here.
801 2002-04-05 Jakub Jelinek <jakub@redhat.com>
803 * Makefile.in (s-mlib): Handle --disable-multilib by separate
804 genmultilib invocation.
806 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
808 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
809 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
810 to num_gprs for symmetry.
811 * config/mips/mips.c: Adjust accordingly.
813 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
815 * c-common.c (truthvalue_conversion): Rename, update.
816 * c-common.h (c_common_truthvalue_conversion): New.
817 * c-convert.c (convert): Update.
818 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
819 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
820 * c-typeck.c (build_binary_op, build_unary_op,
821 build_conditional_expr): Update.
822 * fold-const.c (constant_boolean_node, fold): Use langhook.
823 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
824 * langhooks.h (struct lang_hooks): New hook.
825 * stmt.c (expand_decl_cleanup): Use langhook.
826 * tree.h (truthvalue_conversion): Remove.
828 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
830 2002-04-05 Alan Modra <amodra@bigpond.net.au>
832 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
833 Add rules to make null object file.
835 2002-04-04 Jim Blandy <jimb@redhat.com>
837 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
838 macro formal parameter names.
840 2002-04-04 David S. Miller <davem@redhat.com>
842 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
844 2002-04-04 Richard Henderson <rth@redhat.com>
847 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
848 Support copies into and out of memory. Don't accept allows_reg
849 and allows_mem as gospel.
851 2002-04-04 Richard Henderson <rth@redhat.com>
854 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
855 (write_dependence_p): Likewise.
857 2002-04-04 Richard Henderson <rth@redhat.com>
859 * predict.c (estimate_bb_frequencies): Do frequency calculation
860 with a volatile temporary.
862 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
864 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
866 2002-04-04 Jakub Jelinek <jakub@redhat.com>
869 * final.c (final_start_function): Don't bump profile_label_no here...
870 (final_end_function): ...but here.
872 2002-04-04 Jakub Jelinek <jakub@redhat.com>
874 * config/sparc/sparc.md (pic): New attribute.
875 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
877 (split after do_builtin_setjmp_setup): New.
879 2002-04-04 Jakub Jelinek <jakub@redhat.com>
882 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
885 2002-04-04 Jakub Jelinek <jakub@redhat.com>
887 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
888 UNITS_PER_WORD for zero sized aggregates.
890 2002-04-03 David S. Miller <davem@redhat.com>
892 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
893 one-character spec for this, just use %(link_gcc_c_sequence).
895 2002-04-03 David S. Miller <davem@redhat.com>
897 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
900 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
902 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
903 (DWARF_FRAME_RETURN_COLUMN): Move.
904 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
905 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
906 * pa.c (except.h, predict.h): Include.
908 (store_reg_modify, set_reg_plus_d): Revise prototypes.
909 (output_ascii): Add cast.
910 (store_reg_modify): Revise to add frame notes.
911 (set_reg_plus_d): Likewise.
912 (compute_frame_size): Include space for eh data registers in frame if
913 the current function calls eh_return.
914 (hppa_expand_prologue): Ensure register %r2 is saved if the current
915 function calls eh_return. Save eh data registers if the current
916 function calls eh_return. Fix code to add frame notes. Emit
917 blockage to prevent insns with frame notes being scheduled in the
919 (hppa_expand_epilogue): Restore eh data registers and do final stack
920 adjustment if the current function calls eh_return. Don't add frame
922 (output_call): Revise for change in length of call insn. Don't do
923 return pointer adjustment for an unconditional jump in the delay slot
924 of a call when using frame notes.
925 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
926 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
927 (ARG_POINTER_CFA_OFFSET): Define.
928 * pa.md (return_external_pic): New pattern.
929 (prologue): Correct formatting. Use return_external_pic if current
930 function calls eh_return.
931 (call_internal_symref, call_value_internal_symref,
932 sibcall_internal_symref, sibcall_value_internal_symref): Change default
933 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
935 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
937 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
938 list of targets to check using "nop" insn.
939 * configure: Rebuilt.
941 2002-04-04 Alan Modra <amodra@bigpond.net.au>
943 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
945 2002-04-03 David S. Miller <davem@redhat.com>
947 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
948 library sequence passed to the linker.
949 (LINK_COMMAND_SPEC): Use it.
950 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
951 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
952 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
954 2002-04-03 Jason Merrill <jason@redhat.com>
956 * except.c (struct eh_status): Remove protect_list.
957 (begin_protect_partials, end_protect_partials): Remove.
958 (add_partial_entry): Remove.
959 * except.h: Remove prototypes.
961 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
962 expand_decl_cleanup_eh.
965 * tree.h (CLEANUP_EH_ONLY): New macro.
966 * stmt.c (expand_decl_cleanup_eh): New fn.
967 (expand_cleanups): Check CLEANUP_EH_ONLY.
968 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
969 Use expand_decl_cleanup_eh.
970 (expand_stmt): Adjust.
971 * c-common.h: Adjust prototype.
973 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
975 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
976 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
977 (cris_target_asm_function_epilogue): Ditto.
978 (cris_initial_frame_pointer_offset): Ditto.
979 (cris_simple_epilogue): Ditto.
980 (cris_expand_builtin_va_arg): Variable-size types come in
983 2002-04-03 David S. Miller <davem@redhat.com>
985 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
987 (set_fast_math): Correct 'fsr' type.
989 2002-04-03 Richard Henderson <rth@redhat.com>
992 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
993 * toplev.c (check_global_declarations): Use it.
994 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
995 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
996 (LANG_HOOKS_DECLS): Add it.
997 * langhooks.c (lhd_warn_unused_global_decl): New.
998 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
999 * c-objc-common.c (c_warn_unused_global_decl): New.
1000 * c-tree.h (c_warn_unused_global_decl): Declare.
1001 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1003 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
1005 * langhooks-def.h (lhd_set_decl_assembler_name,
1006 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
1007 (LANG_HOOKS_INITIALIZER): Update.
1008 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
1009 * langhooks.h (struct lang_hooks): New hook.
1010 * tree.c (set_decl_assembler_name): Move to langhooks.c.
1011 (lang_set_decl_assembler_name): Remove.
1012 (init_obstacks): Don't set hook.
1013 (decl_assembler_name): New function.
1014 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
1015 (decl_assembler_name): New.
1016 (lang_set_decl_assembler_name): Remove.
1018 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1020 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
1021 works properly with .hidden symbols.
1022 * configure: Rebuilt.
1023 * config.in: Rebuilt.
1024 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1025 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
1026 properly with .hidden symbols.
1028 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1031 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
1034 2002-04-03 Richard Henderson <rth@redhat.com>
1037 * sched-rgn.c (sets_likely_spilled): New.
1038 (sets_likely_spilled_1): New.
1039 (add_branch_dependences): Use it.
1041 2002-04-02 Richard Henderson <rth@redhat.com>
1044 * loop.h (LOOP_FIRST_PASS): New.
1045 * loop.c (strength_reduce): Mind it when deciding to unroll.
1046 * toplev.c (rest_of_compilation): Set it.
1048 2002-04-02 David S. Miller <davem@redhat.com>
1050 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
1051 mems_ok_for_ldd_peep when the order of the loads being examined
1053 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
1054 existing comment to increase comprehension of this situation.
1056 2002-04-02 Zack Weinberg <zack@codesourcery.com>
1058 * config/sh/sh.md: Don't use union real_extract.
1060 2002-04-02 Richard Henderson <rth@redhat.com>
1062 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
1064 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1066 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
1067 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
1068 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
1069 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
1070 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
1071 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
1072 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
1073 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
1074 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
1075 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
1076 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
1077 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
1078 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
1079 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
1080 Include as many configury headers via tm_file as possible. This
1081 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
1082 * config/openbsd-oldgas.h: New file.
1083 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
1084 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
1085 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
1086 config/i386/i386-coff.h, config/i386/i386-interix.h,
1087 config/i386/iscdbx.h, config/i386/linux-aout.h,
1088 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
1089 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
1090 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
1091 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
1092 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
1093 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
1094 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
1095 config/i386/vxi386.h: Do not directly include configury headers.
1096 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
1097 Directly include configury headers that are no longer automatically
1098 included by the above headers.
1099 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
1100 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
1101 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
1102 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
1103 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
1104 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
1105 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
1106 (TARGET_VERSION): Define.
1107 * config/i386/beos-elf.h, config/i386/freebsd.h,
1108 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
1109 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
1110 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
1111 config/i386/sco5.h, config/i386/sysv4.h
1112 (TARGET_VERSION): Do not need to protect.
1113 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
1114 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
1115 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
1116 config/i386/i386-interix.h, config/i386/linux-aout.h,
1117 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
1118 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
1119 (YES_UNDERSCORES): Do not define - not needed.
1120 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
1121 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1122 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
1123 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
1124 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1125 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
1126 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
1127 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
1129 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
1130 Richard Henderson <rth@redhat.com>
1133 * function.c (assign_temp): Accept either type or decl argument.
1134 Detect variables whose size is too large to fit into an integer.
1135 * stmt.c (expand_decl): Pass the decl, not the type.
1137 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1139 * protoize.c: Match include directory usage with cppdefault.c.
1141 2002-04-03 Jeffrey A Law (law@redhat.com)
1142 Hans-Peter Nilsson <hp@bitrange.com>
1144 * combine.c (simplify_comparison): Avoid narrowing a comparison
1145 with a paradoxical subreg when doing so would drop signficant bits.
1147 2002-04-02 Steve Ellcey <sje@cup.hp.com>
1149 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
1150 if POINTERS_EXTEND_UNSIGNED is defined.
1152 2002-04-02 Richard Henderson <rth@redhat.com>
1155 * local-alloc.c (contains_replace_regs): LO_SUM may contain
1158 2002-04-02 Richard Henderson <rth@redhat.com>
1160 * doc/standards.texi: Document required freestanding libc entry points.
1162 2002-04-02 Alan Modra <amodra@bigpond.net.au>
1164 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
1165 associated splitter. Remove MQ constraint.
1166 (ctrdi_internal4): Correct CCmode clobber.
1168 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1170 * milli64.S ($$dyncall): New function.
1171 * t-linux (LIB1ASMFUNCS): Revise module list.
1172 (LIB1ASMSRC): Use pa/milli64.S.
1174 2002-04-02 Richard Henderson <rth@redhat.com>
1176 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
1177 rename solaris_sys_varargs_h.
1179 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1181 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
1182 the same mode as its component.
1184 2002-04-02 Richard Henderson <rth@redhat.com>
1187 * final.c (this_is_asm_operands): Export.
1188 * output.h (this_is_asm_operands): Declare.
1189 * config/i386/i386.c (print_operand): Error odd asm operands.
1191 2002-04-02 Richard Henderson <rth@redhat.com>
1194 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
1196 2002-04-01 Richard Henderson <rth@redhat.com>
1199 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
1200 * fixinc/fixincl.x: Rebuild.
1202 2002-04-01 Richard Henderson <rth@redhat.com>
1204 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
1205 (atomic_alloc, atomic_free): New.
1206 (SIZE, MASK_FOR, PTR_IN): New.
1207 (emergency_reg_state, emergency_reg_state_free): New.
1208 (emergency_labeled_state, emergency_labeled_state_free): New.
1209 (reg_state_alloced, labeled_state_alloced): New.
1210 (alloc_reg_state, free_reg_state): New.
1211 (alloc_label_state, free_label_state, free_label_states): New.
1212 (push, pop, dup_state_stack, free_state_stack): Use them.
1213 (desc_label_state): Likewise.
1214 (uw_frame_state_for): Free label states and state stack.
1215 (uw_update_reg_address): Eliminate warnings.
1217 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
1219 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
1220 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
1222 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1224 * c-decl.c (grokdeclarator): Update.
1225 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1226 * c-tree.h (c_mark_addressable): New.
1227 * c-typeck.c (default_function_array_conversion, build_unary_op,
1228 build_array_ref, convert_for_assignment): Update.
1229 (mark_addressable): Rename.
1230 * calls.c (try_to_integrate, expand_call): Use langhook.
1231 * expr.c (expand_expr): Use langhook.
1232 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
1233 * langhooks.h (struct lang_hooks): New hook.
1234 * stmt.c (expand_asm_operands): Use langhook.
1235 * tree.h (mark_addressable): Remove.
1237 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1239 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1241 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
1244 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1246 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
1247 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
1249 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1251 * c-common.c (unsigned_conversion_warning, convert_and_check,
1252 unsigned_type, signed_type, shorten_compare,
1253 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
1254 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
1255 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
1257 * c-decl.c (grokdeclarator): Update.
1258 * c-format.c (check_format_types): Update.
1259 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1260 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1261 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
1262 * convert.c (convert_to_integer): Use new hooks.
1263 * expmed.c (make_tree): Use new hooks.
1264 * expr.c (store_expr): Use new hooks.
1265 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
1266 all_ones_mask_p, unextend, fold): Use new hooks.
1267 * langhooks.h (struct lang_hooks_for_types): New hooks.
1268 * tree.h (signed_or_unsigned_type, signed_type,
1269 unsigned_type): Remove.
1271 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1272 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1274 2002-03-31 Richard Henderson <rth@redhat.com>
1276 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
1277 (desc_frgr_mem): Fix reference to f16-f31.
1279 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1282 RTVEC_ELT): Const-ify.
1283 * varray.h (VARRAY_CHECK): Const-ify.
1284 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
1285 ggc_mark_rtvec, ggc_mark): Const-ify.
1287 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1289 * diagnostic.c: Include langhooks-def.h.
1290 * Makefile.in (diagnostic.o): Update.
1292 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1294 * c-common.c (c_unsafe_for_reeval): Rename.
1295 * c-common.h (c_unsafe_for_reeval): Rename.
1296 * c-decl.c (finish_incomplete_decl): Rename.
1297 (c_init_decl_processing): Don't set langhook.
1298 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1299 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1300 * c-objc-common.c (c_objc_common_init): Don't set langhook.
1301 * c-tree.h (finish_incomplete_decl): Rename.
1302 * langhooks-def.h (lhd_unsafe_for_reeval): New.
1303 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
1304 (LANG_HOOKS_INITIALIZER): Update.
1305 * langhooks.c (lhd_unsafe_For_reeval): New.
1306 * langhooks.h (struct langhooks): New hooks.
1307 * toplev.c (incomplete_decl_finalize_hook): Remove.
1308 (wrapup_global_declarations): Update.
1309 * tree.c (lang_unsafe_for_reeval): Remove.
1310 (unsafe_for_reeval): Update.
1311 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
1314 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1315 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1317 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * diagnostic.c (print_error_function): Remove.
1320 (default_print_error_function): Rename.
1321 (report_error_function): Update.
1322 * diagnostic.h (print_error_function): Remove.
1323 (default_print_error_function): Remove.
1324 * langhooks-def.h (struct diagnostic_context): Predeclare.
1325 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1326 (LANG_HOOKS_INITIALIZER): Update.
1327 * langhooks.h (struct diagnostic context): Predeclare.
1328 (struct lang_hooks): New hook.
1330 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1332 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1333 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1335 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1336 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1337 of PIC_OFFSET_TABLE_REGNUM thruout.
1338 * config/rs6000/rs6000.md: Likewise.
1339 * config/rs6000/darwin.h: Likewise.
1341 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1343 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1344 unsigned HOST_WIDE_INT, not unsigned int.
1346 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1348 PR middle-end/6096, middle-end/6098, middle-end/6099
1349 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1351 (fill_slots_from_thread): Likewise.
1353 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1355 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1356 floating fields in float regs.
1357 (function_arg_record_value_2): Likewise.
1359 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1361 * config/mmix/mmix.md (define_constants): Remove misleading
1362 FIXME. Add MMIX_fp_rO_OFFSET.
1363 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1364 saved rO as part of the pattern. Remove FIXME.
1365 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1366 here, at output-time.
1368 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1371 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1373 (output_v9branch): Likewise.
1375 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1377 * gcc.c: Revert previous patch for now.
1378 * config/i386/djgpp.h: Likewise.
1380 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1382 * config/mmix/crti.asm (_init): Register _fini with atexit.
1383 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1385 2002-03-31 Richard Henderson <rth@redhat.com>
1388 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1389 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1391 2002-03-31 Richard Henderson <rth@redhat.com>
1393 * libgcc2.c (__bb_exit_func): Make static.
1395 * config/alpha/alpha.md (trap): New.
1397 2002-03-31 Richard Henderson <rth@redhat.com>
1399 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
1400 promoted argument types; build trap.
1401 (expand_builtin_trap): New.
1402 (expand_builtin): Use it.
1403 * stmt.c (expand_nl_goto_receivers): Likewise.
1404 * expr.h (expand_builtin_trap): Declare.
1405 * libfuncs.h (LTI_abort, abort_libfunc): New.
1406 * optabs.c (init_optabs): Init abort_libfunc.
1408 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1410 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
1411 (LINK_COMMAND_SPEC): ... from here.
1412 (init_gcc_specs): Duplicate it here too, omitting
1413 shared_name in the second copy.
1414 (init_spec): Test for duplicate
1415 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
1417 2002-03-30 David S. Miller <davem@redhat.com>
1419 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1420 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
1422 2002-03-30 Roger Sayle <roger@eyesopen.com>
1423 Richard Henderson <rth@redhat.com>
1425 * regmove.c (combine_stack_adjustments_for_block): Avoid
1426 emitting a stack adjustment of zero bytes. Let delete_insn
1429 2002-03-30 Richard Henderson <rth@redhat.com>
1431 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
1432 (sparc_emitting_epilogue): New.
1433 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
1434 * config/sparc/sparc-protos.h: Update.
1435 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
1436 (TARGET_SWITCHES): Update.
1437 * config/sparc/sparc.md (return): Remove.
1438 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
1439 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
1440 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
1441 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1442 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
1443 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
1444 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
1445 Remove MASK_EPILOGUE.
1446 * doc/invoke.texi: Update.
1448 2002-03-30 Daniel Berlin <dan@dberlin.org>
1450 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
1451 CPP will start the file for us.
1453 2002-03-30 Richard Henderson <rth@redhat.com>
1456 * config/ia64/ia64.c (group_barrier_needed_p): Special case
1457 prologue_allocate_stack.
1458 (ia64_single_set): Use insn codes for recognition of special
1459 cases, not rtl matching.
1460 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
1462 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
1464 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
1466 2002-03-30 Richard Henderson <rth@redhat.com>
1469 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
1470 or -fomit-frame-pointer with profiling.
1471 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1472 (FUNCTION_PROFILER): Do nothing.
1473 (PROFILE_HOOK): New.
1474 * config/sparc/sparc.c (sparc_override_options): Don't check
1475 code models for profiling.
1476 (sparc_function_profiler): Remove.
1477 (sparc_profile_hook): New.
1478 * config/sparc/sparc-protos.h: Update.
1480 2002-03-30 Jakub Jelinek <jakub@redhat.com>
1482 PR optimization/6086
1483 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
1484 of SUBREG of volatile MEM or because the MEM was mode dependent,
1485 return CLOBBER instead of unmodified SUBREG.
1487 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
1489 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
1490 when not optimizing.
1492 * toplev.c (rest_of_compilation): Cann mark_constant_function
1493 only when optimizing.
1495 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
1498 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
1499 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1500 (try_optimize_cfg): clear all AUX fields.
1502 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1503 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1504 (ix86_address_cost): Be prepared for SUBREGed registers.
1505 (legitimate_address_p): Accept SUBREGed registers.
1507 2002-03-29 Richard Henderson <rth@redhat.com>
1510 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1512 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1514 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1515 for aggregate and TFmode types.
1517 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1519 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1521 2002-03-29 Richard Henderson <rth@redhat.com>
1524 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1525 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1527 2002-03-29 Richard Henderson <rth@redhat.com>
1530 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1531 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1532 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1533 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1535 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1537 2002-03-29 Dale Johannesen <dalej@apple.com>
1539 * loop.c (combine_movables): Do allow combination of pseudos.
1541 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1543 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1544 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1545 No functional change except ...
1546 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1547 * doc/install.texi (*-*-freebsd*): Document port configuration.
1549 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1551 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1552 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1554 * builtin-types.def (BT_PTRMODE): Update.
1555 * c-common.c (type_for_size): Rename c_common_type_for_size.
1556 (type_for_mode): Similarly.
1557 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1559 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1560 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1561 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1563 * c-typeck.c (common_type, comptypes, default_conversion):
1565 * calls.c: Include langhooks.h.
1566 (emit_library_call_value_1): Use new hooks. Avoid redundant
1568 * convert.c: Include langhooks.h
1569 (convert_to_pointer, convert_to_integer): Use new hooks.
1570 * except.c (init_eh): Similarly.
1571 * expmed.c: Include langhooks.h.
1572 (expand_mult_add): Use new hooks.
1573 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1574 try_casesi): Similarly.
1575 * fold-const.c (optimize_bit_field_compare, make_range,
1576 decode_field_reference, fold_truthop, fold): Similarly.
1577 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1578 put_var_into_stack): Similarly.
1579 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1580 LANG_HOOKS_TYPE_FOR_SIZE): New.
1581 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1582 * langhooks.h (lang_hooks_for_types): New hooks.
1583 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1584 * tree.c (get_unwidened, get_narrower): Similarly.
1585 * tree.h (type_for_mode, type_for_size): Remove.
1586 * varasm.c (force_const_mem): Use new hooks.
1587 * utils2.c (nonbinary_modular_operation): Update.
1589 * objc-act.c (handle_impent): Update.
1590 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1593 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1595 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1596 * config/ia64/ia64.c (basereg_operand): New.
1597 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1598 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1600 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1602 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1603 unwind information when frame_pointer_needed.
1604 (mmix_assemble_integer): Tweak wording in comment.
1606 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1608 * Makefile.in (except.o): Update.
1609 * except.c: Include langhooks.h.
1610 (init_eh): Use langhook.
1611 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1612 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1613 (LANG_HOOKS_INITIALIZER): Update.
1614 * langhooks.h (lang_hooks_for_types): New.
1615 (struct lang_hooks): Add it.
1616 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1617 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1619 * alpha/alpha.c: Include langhooks.h.
1620 (alpha_build_va_list): Use langhook.
1621 * d30v/d30v.c: Include langhooks.h.
1622 (d30v_build_va_list): Use langhook.
1623 * i386/i386.c: Include langhooks.h.
1624 (ix86_build_va_list): Use langhook.
1625 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1626 * s390/s390.c: Include langhooks.h.
1627 (s390_build_va_list): Use langhook.
1628 * stormy16/stormy16.c: Include langhooks.h.
1629 (stormy16_build_va_list): Use langhook.
1631 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1634 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1636 (length): Compute variable length for branches/calls/jumps here.
1637 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1638 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1639 define branch_type attribute.
1640 (divsi3_sp32): Maximum length is 6 not 7.
1641 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1642 call_address_untyped_struct_value_sp32,
1643 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1644 * config/sparc/sparc.c (empty_delay_slot): New function.
1645 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1646 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1648 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1650 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1651 nonzero_bits if not needed.
1652 (nonzero_bits) [XOR]: Likewise.
1653 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1654 reg_last_set_mode and mode are both MODE_INT, but not equal.
1655 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1656 in nonzero_bits_mode for MODE_INT modes.
1658 2002-03-28 Richard Henderson <rth@redhat.com>
1661 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1662 to GAS. Correct drift between alternatives.
1664 2002-03-28 Richard Henderson <rth@redhat.com>
1667 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1669 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1671 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1672 emulation to the linker.
1674 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1676 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1677 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1679 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1681 * combine.c (simplify_and_const_int): Make sure to apply mask
1682 when force_to_mode returns a constant integer. PR3311.
1684 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1686 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1688 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1690 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1691 and Objective-C Dialect Options.
1693 2002-03-28 Richard Henderson <rth@redhat.com>
1695 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1696 comparison should be done vs !=0 not >0 return code. Tidy cases.
1698 2002-03-28 Richard Henderson <rth@redhat.com>
1700 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1701 on to c_expand_body.
1702 * c-tree.h (finish_function): Update decl.
1703 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1705 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1707 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1709 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1711 * rtlanal.c: Include flags.h
1712 (may_trap_p): Do not mark FP operations if trapping
1713 if !flag_trapping_math
1714 * Makefile.in (rtlanal.o): Add dependency on flag.h
1715 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1717 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1719 * mips.md: Use dconst1, not 1.0, as first argument of
1720 REAL_VALUE_LDEXP. Don't use union real_extract.
1722 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1724 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1725 rather than $target. Heed program_prefix and
1726 program_transform_name. Search for gas in cross-compiler case too.
1727 "test -x" rather than "test -f".
1728 (gcc_cv_ld): Likewise.
1729 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1730 (gcc_cv_objdump): Likewise.
1731 * configure: Regenerate.
1733 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1735 * Makefile.in (attribs.o): Update.
1736 * attribs.c: Include langhooks.h.
1737 (decl_attributes): Use langhook.
1738 * c-decl.c (insert_default_attributes): Rename.
1739 * c-tree.h (c_insert_default_attributes): New.
1740 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1741 (LANG_HOOKS_INITIALIZER): Update.
1742 * langhooks.h (struct lang_hooks): New hook.
1743 * tree.h (insert_default_attributes): Remove.
1745 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1747 2002-03-27 Andreas Schwab <schwab@suse.de>
1749 * config/i386/i386.c (classify_argument): Also check for
1752 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1754 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1757 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1759 * i960.md (ret): Set PC.
1760 (nonlocal_goto): Fix expander.
1761 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1764 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1766 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1769 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1771 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1772 assigning to BLOCK_FOR_INSN directly.
1774 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1776 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1778 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1780 * c-common.c (c_expand_expr): Fix prototype.
1781 * c-common.h (c_expand_expr): Always declare, update.
1782 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1783 * c-objc-common.c (c_objc_common_init): No global hook.
1784 * expr.c (expand_expr): Use langhook.
1785 * expr.h (enum expand_modifier): Conditionally declare.
1786 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1787 (LANG_HOOKS_INITIALIZER): Update.
1788 * langhooks.c (lhd_expand_expr): New.
1789 * langhooks.h (struct lang_hooks): New hook.
1790 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1791 (lang_independent_init): Don't default hook.
1793 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1795 2002-03-27 Richard Henderson <rth@redhat.com>
1798 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1799 TARGET_CONST_GP. Simplify conditions.
1801 2002-03-27 Richard Henderson <rth@redhat.com>
1803 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1804 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1805 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1807 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1809 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1810 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1811 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1812 Remove unnecessary masks.
1813 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1814 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1815 -mwindows, -mdll switches and their negations.
1817 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1819 * gcc-common.c (lang_mark_false_label_stack): Remove.
1820 * ggc.h (lang_mark_false_label_stack): Similarly.
1822 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1824 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1826 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1827 or __rtems_ is defined.
1829 2002-03-26 Richard Henderson <rth@redhat.com>
1831 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1832 if a non-trivial load was emitted.
1833 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1834 in high+extra+low case.
1836 2002-03-26 Richard Henderson <rth@redhat.com>
1838 * config.gcc (sparc*-solaris): Use float_format=sparc.
1840 2002-03-26 Richard Henderson <rth@redhat.com>
1842 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1843 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1844 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1845 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1846 (WINT_TYPE_SIZE): Fix at 32.
1848 2002-03-26 Richard Henderson <rth@redhat.com>
1850 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1851 until after eh landing pad generation.
1852 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1853 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1855 2002-03-26 Richard Henderson <rth@redhat.com>
1857 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1859 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1861 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1862 and warning switches.
1863 (cc1_options): Likewise.
1865 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1867 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1868 Restore more of the signal context. Set no_reg_stack_frame.
1869 * config/ia64/unwind-ia64.c (unw_state_record):
1870 Add no_reg_stack_frame, comments.
1871 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1872 (uw_update_context): Adjust bsp when unwinding from leaf,
1873 but not signal frame.
1875 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1877 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1879 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1881 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1883 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1886 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1887 "Add a pool_range attribute", which was lost during the ARM/Thumb
1890 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1892 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1893 a register into the MAC16 accumulator.
1895 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1897 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1898 (Warning Options): Document -Wswitch-enum.
1899 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1901 (warn_switch_enum): Define variables.
1902 * flags.h (warn_switch_enum): Declare variables.
1903 * stmt.c (expand_end_case_type): When warn_switch_enum /
1904 -Wswitch-enum, perform switch checks.
1907 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1909 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1910 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1911 (reload_muladdsi_compare0_scratch): Delete.
1913 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1915 * doc/install.texi (*-*-freebsd*): Update.
1917 2002-03-26 Richard Henderson <rth@redhat.com>
1919 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1920 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1922 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1923 types from the normal argument frame.
1925 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1926 variable sized objects by reference.
1927 (sparc_va_arg): Receive them by reference too.
1929 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1931 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1932 code to not restoring global registers.
1934 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1936 * Makefile.in (ggc-common.o): Update.
1937 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1938 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1939 * c-tree.h (c_mark_tree): New.
1940 * ggc-common.c: Include langhooks.h.
1941 (gcc_mark_trees): Use new langhook.
1942 * ggc-callbacks.c: Delete file.
1943 * ggc.h (lang_mark_tree): Remove.
1944 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1945 (LANG_HOOKS_INITIALIZER): Update.
1946 * langhooks.h (struct lang_hooks): New hook.
1948 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1950 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1952 * doc/cpp.texi: Exclude entire Top node from printed manual.
1953 Move option index after directive index. Insert page breaks
1954 before GFDL and concept index. Index environment variables
1955 with command line options.
1956 * doc/cppenv.texi: Use @vtable for environment variable list.
1957 Add paragraph explaining semantics of empty elements in path
1958 variables. Exclude a cross-reference to Fishkill from the
1959 manpage. Remove an unnecessary cross-reference of the entry
1960 right above the referer. Don't use @anchor in text that goes
1962 * doc/cppopts.texi: Cross-reference the environment variables
1963 section, not the specific environment variable, for consistency.
1965 2002-03-25 Richard Henderson <rth@redhat.com>
1967 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1968 anywhere in the block. Don't refer to insns that have been
1969 removed from the chain. Iterate backward through the new insns.
1970 Don't refer to edges that have been removed.
1972 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1974 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1975 test for overflow of constant.
1977 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1980 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1981 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1982 these patterns on arm_archv4.
1984 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1986 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1989 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1991 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1992 float_handled, float_handler, float_signal, set_float_handler,
1993 and do_float_handler. Set handler for SIGFPE to crash_signal.
1994 * toplev.h: Don't prototype do_float_handler.
1996 * c-lex.c: Fold parse_float into lex_number. Make warning
1997 about portability of hex float constants more informative, and
1998 don't issue it on top of a syntax error.
1999 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
2001 * real.h: Define REAL_VALUE_ABS here...
2002 * simplify-rtx.c: ... not here. Fold check_fold_consts,
2003 simplify_unary_real, simplify_binary_real, and
2004 simplify_binary_is2orm1 into their callers.
2005 * tree.c: Fold build_real_from_int_cst_1 into caller.
2007 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
2009 * tsystem.h: Include float.h here...
2010 * libgcc2.c: ... not here.
2012 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
2014 Fixes for: PR bootstrap/3591, target/5676
2015 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
2016 defined. Do not disable exceptions or rtti.
2017 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
2018 mcore.h. Disable exceptions and rtti, since they are not
2021 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
2023 * c-decl.c (maybe_build_cleanup): Remove.
2024 * expr.c (expand_expr): Use langhook.
2025 * langhooks-def.h (lhd_return_null_tree,
2026 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
2027 (LANGHOOKS_INITIALIZER): Update.
2028 * langhooks.c (lhd_return_null_tree): New.
2029 * langhooks.h (struct lang_hooks): New hook.
2030 * tree-inline.c (initialize_inlined_parameters): Use langhook.
2031 * tree.h (maybe_build_cleanup): Remove.
2033 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2035 * regrename.c (build_def_use): Move recog_memoized
2036 before extract_insn.
2038 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2041 * expr.c (emit_group_store): Handle storing into CONCAT.
2043 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2045 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
2046 corresponding MATCH_DUP.
2048 2002-03-24 Richard Henderson <rth@redhat.com>
2050 * unroll.c (unroll_loop): Zero label_map.
2052 * gcse.c: Include except.h.
2053 * Makefile.in (gcse.o): Update.
2055 2002-03-24 Richard Henderson <rth@redhat.com>
2057 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
2058 Do resolve_unique_section before shared data clause.
2060 2002-03-24 Richard Henderson <rth@redhat.com>
2062 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
2064 2002-03-24 Richard Henderson <rth@redhat.com>
2066 * recog.c (peephole2_optimize): Split blocks when EH insns are
2067 generated in the middle of a block. Do global life update if
2070 2002-03-24 Richard Henderson <rth@redhat.com>
2072 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
2074 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2077 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
2078 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
2079 (init_dependency_output): Don't make no_output decision here.
2081 2002-03-24 Andrew Cagney <ac131313@redhat.com>
2083 * stmt.c (check_for_full_enumeration_handling): Remove tests of
2084 warn_switch. Update description.
2085 (expand_end_case_type): Call check_for_full_enumeration_handling
2088 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2090 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
2091 (m68hc11_split_move): Call it to see if the source and destination
2092 operands use the same direction auto inc/dec mode, otherwise make the
2093 source an offsetable memory operand and generate an add.
2095 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2097 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
2098 register for operand 2.
2099 ("*subsi3_zero_extendqi"): Likewise.
2100 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
2101 bits so that it is compatible with a pop.
2102 ("*andhi3_gen"): Likewise.
2103 ("xorhi3"): Likewise.
2105 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2107 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
2109 (cpp_post_options): ... not here.
2111 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2112 Aldy Hernandez <aldyh@redhat.com>
2114 Removal of separate preprocessor cpp0.
2116 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
2117 cpp0, install-common): Update.
2118 * c-common.c (flag_preprocess_only): New.
2119 (c_common_init): Preprocess for -E.
2120 * c-common.h (flag_preprocess_only): New.
2121 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
2122 * c-objc-common.c (c_init_decl_processing): Exit quickly
2123 for NULL return from c_common_init.
2124 * cpplib.h (cpp_preprocess_file): New.
2125 * cppmain.c (main, general_init, pfile, progname): Remove.
2126 (do_preprocessing): Rename cpp_preprocess_file, don't call
2127 cpp_finish. Don't close stdout here.
2128 (setup_callbacks): Update prototype.
2129 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
2131 * tradcpp.c (main): Ignore -quiet.
2133 * lang-specs.h (default_compilers): Preprocess with cc1obj.
2135 2002-03-24 Richard Henderson <rth@redhat.com>
2137 PR optimization/5742
2138 * machmode.def: Add inner mode field to complex modes.
2139 * config/mips/mips.c (mips_function_value): Always define. Add
2140 new argument to handle libcalls.
2141 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
2142 (FUNCTION_VALUE): Likewise.
2143 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
2144 * config/mips/mips-protos.h: Update.
2146 2002-03-23 Richard Henderson <rth@redhat.com>
2148 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
2149 * config/sparc/sparc-protos.h: Update.
2150 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
2152 2002-03-23 Richard Henderson <rth@redhat.com>
2154 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
2155 _start or _init begins the text segment.
2157 2002-03-23 David Edelsohn <edelsohn@gnu.org>
2159 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
2160 not HOST_WIDEST_INT.
2161 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
2163 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
2166 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
2167 operand argument to output_return_instruction.
2168 * arm.c (arm_print_operand, case 'd'): If the operand is
2169 const_true_rtx then just return.
2170 (arm_print_operand, case 'D'): If the operand is const_true_rtx
2173 2002-03-23 Andrew Cagney <ac131313@redhat.com>
2175 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
2176 (Warning Options): Document -Wswitch-default.
2177 * toplev.c (W_options): Add -Wswitch-default. Update comment on
2179 (warn_switch_default): Define variable.
2180 (warn_switch): Update comment.
2181 * flags.h (warn_switch_default): Declare variable.
2182 (warn_switch): Update comment.
2183 * stmt.c (expand_end_case): Check for and, when
2184 warn_switch_no_default, warn of a missing default case.
2186 2002-03-23 Alan Modra <amodra@bigpond.net.au>
2188 * real.h (N): Special case 128 bit doubles.
2190 * combine.c (simplify_comparison): When widening modes, ignore
2191 sign extension on CONST_INTs.
2193 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2195 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
2196 passed to adjust_address. Fix comment formatting.
2199 2002-03-22 Zack Weinberg <zack@codesourcery.com>
2201 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
2202 Always make REAL_VALUE_TYPE a struct containing an array of
2203 HOST_WIDE_INT, not a double. Tidy up the code deciding how
2204 big it is. Don't declare or use union real_extract.
2206 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
2207 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
2208 (print_operand), config/arm/arm.c (output_move_double),
2209 config/arm/arm.md (consttable_4, consttable_8),
2210 config/romp/romp.c (output_fpops), config/s390/s390.h
2211 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
2212 (xtensa_output_literal): Don't use union real_extract.
2214 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
2215 (sfmode_constant_to_ulong), config/ns32k/merlin.h
2216 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
2217 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
2218 (PRINT_OPERAND): Don't use local version of union
2221 * config/convex/convex.c (check_float_value), config/vax/vax.c
2222 (vax_float_literal), config/m88k/m88k.md (divdf3),
2223 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
2224 config/pdp11/pdp11.c (output_move_quad): Don't do host
2225 arithmetic on target floating point quantities.
2227 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
2228 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
2230 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
2231 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
2233 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
2234 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
2236 * print-rtl.c (print_rtx): Disable code which needs
2237 floating-point emulator.
2238 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
2239 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
2240 depending on HOST_FLOAT_FORMAT to be defined properly.
2242 * config/1750a/1750a.c (get_double, float_label): Delete.
2243 (print_operand): Delete huge commented-out chunk. Use
2244 REAL_VALUE_TO_DECIMAL.
2245 * config/1750a/1750a-protos.h: Delete prototypes of deleted
2247 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
2249 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
2250 Use REAL_VALUE_TO_DECIMAL as ELF version does.
2251 * config/m88k/m88k.c (real_power_of_2_operand,
2252 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
2253 real_extract out of the union; run the input through
2254 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
2255 from that into the union.
2256 * config/pdp11/pdp11.c (output_move_double): Rearrange
2257 parentheses to make automatic indenter happy.
2259 * doc/tm.texi (Cross-compilation): Rename node to "Floating
2260 Point" and rewrite to describe current situation. Also adjust
2261 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
2263 * doc/rtl.texi: Adjust cross reference.
2265 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2267 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
2268 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
2269 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
2270 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
2271 prevent use of sp as a reload register.
2272 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
2273 non_acc_reg_operand.
2274 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
2275 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
2276 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2277 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
2279 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2281 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
2282 * cpplex.c (unterminated): Delete.
2283 (parse_string): No string literal may extend over multiple
2284 lines. Suppress the error when preprocessing assembly.
2285 * cppmain.c (scan_translation_unit): Strings are single-line.
2287 * doc/cpp.texi: Update to match.
2289 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2291 PR optimization/5854
2292 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
2294 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
2295 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
2296 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
2297 const0 if scratch register was not allocated.
2298 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
2299 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
2301 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
2302 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
2303 with GEN_INT (...) everywhere. Remove constraints in define_split
2305 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
2306 require scratch register for setting 0 into regs/non-pushable memory.
2308 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2310 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
2311 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2313 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
2315 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
2316 * cppinit.c (cpp_create_reader): On by default.
2317 (cpp_handle_option): Handle -W[no-]endif-labels.
2318 (cpp_post_options): Also enable if -pedantic.
2319 * cpplib.c (do_else): Use it.
2320 (do_endif): Likewise.
2321 * doc/cppopts.texi: Document new option.
2322 * doc/invoke.texi: Document new option.
2324 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2326 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2327 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2329 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2331 * flow.c (calculate_global_regs_live): Clear aux fields of
2334 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2336 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2337 REG or MEM subregs, pass rtx * instead of rtx to it.
2338 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2339 rtx * instead of rtx to alter_subreg.
2340 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2341 * config/pj/pj.c (pj_output_rval): Likewise.
2343 2002-03-22 Richard Henderson <rth@redhat.com>
2346 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2347 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2348 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2349 (ia64_expand_prologue): Look at int_regs, not words, for number
2350 of incomming int regs.
2352 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2354 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2356 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2358 * toplev.c (flag_loop_optimize, flag_crossjumping):
2359 New static variables.
2360 (rest_of_compilation): Conditionalize crossjumping and
2362 (parse_options_and_default_flags): Default loop_optimize and
2364 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2365 * invoke.texi (crossjumping, loop-optimize): Document.
2367 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2369 * real.c (eiisneg): Move outside #ifdef NANS.
2371 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2373 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2374 frequencies match; avoid match on different loop depths.
2375 (try_crossjump_to_bb): Kill tests that no longer brings time
2377 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2379 (split_edge): Likewise.
2381 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2384 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2385 * cfgrtl.c: Include insn-config.h
2386 (split_block) Dirtify block in presence of conditional execution
2388 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2390 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2391 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2392 (function_arg): Constify CUMULATIVE_ARGS.
2393 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2394 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2395 (UNITS_PER_DOUBLE): New macro.
2396 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2397 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2398 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
2399 fp_regs and stack_words.
2400 (EABI_FLOAT_VARARGS_P): New macro.
2401 * config/mips/mips.c (struct mips_arg_info): New.
2402 (mips_arg_info): New function.
2403 (function_arg_advance): Use it. Add adjustment instructions here
2404 rather than in function_arg.
2405 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
2406 for VOIDmode at the beginning of the function.
2407 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
2408 (function_arg_pass_by_reference): Likewise.
2409 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
2410 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
2411 (mips_va_start): Likewise. Use the new stack_words field of
2412 CUMULATIVE_ARGS to set up overflow area. Reformat.
2413 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
2414 doubles and other types, aligning the overflow pointer for non-doubles
2415 too. Remove some code duplication. Replace hard-coded constants.
2417 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2419 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
2420 (CLASS_UNITS): Undefine.
2421 (CLASS_MAX_NREGS): Use FP_INC.
2422 * config/mips/mips.c (compute_frame_size): Likewise.
2423 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
2425 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2427 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
2428 prototype, and handle lexing numbers and identifiers.
2429 (parse_identifier): Update to new form of parse_slow.
2430 (parse_number): Fast path only, use parse_slow otherwise.
2431 (_cpp_lex_direct): Update calls to parse_number.
2433 2002-03-21 DJ Delorie <dj@redhat.com>
2435 * bb-reorder.c (make_reorder_chain_1): Protect against
2436 when redundant edges are omitted.
2437 * predict.c (dump_prediction): Likewise.
2439 2002-03-21 Richard Henderson <rth@redhat.com>
2442 * fixinc/inclhack.def (solaris_stdio_tag): New.
2443 * fixinc/fixincl.x: Regenerate.
2445 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2448 * c-typeck.c (process_init_element): Flag non-static
2449 initialization of a flexible array member as illegal.
2451 2002-03-22 Alan Modra <amodra@bigpond.net.au>
2453 * config/rs6000/t-linux64: New.
2454 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
2455 t-ppccomm. Use t-rs6000 and t-linux64.
2456 (powerpc64-*-gnu* <tmake_file>): Likewise.
2457 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
2458 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
2459 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2461 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
2463 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
2464 flag_really_no_inline instead of optimize == 0.
2466 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2468 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2470 * flags.h (flag_really_no_inline): New.
2472 * c-common.c (c_common_post_options): Initialize
2473 flag_really_no_inline.
2475 * toplev.c (flag_really_no_inline): New.
2477 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2479 * config/avr/avr.md (length): Fix length computation for
2480 conditional branches.
2482 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
2484 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
2485 sdbout.o, profile.o): Update.
2486 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
2488 * c-common.h (gettags): Move here from tree.h.
2489 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
2490 insert_block, getdecls, kept_level_p, global_bindings_p): New.
2491 * dbxout.c (dbxout_init): Use getdecls langhook.
2492 * expr.c (expand_expr): Use insert_block langhook.
2493 * fold-const.c: Include langhooks.h.
2494 (fold_range_test, fold_binary_op_with_conditional_arg,
2495 fold): Use global_bindings_p langhook.
2496 * integrate.c (expand_inline_function): Use insert_block langhook.
2497 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
2498 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
2499 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2500 LANG_HOOKS_GETDECLS): New.
2501 (LANG_HOOKS_INITIALIZER): Update.
2502 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2504 * langhooks.h (struct lang_hooks_for_decls): New.
2505 (struct lang_hooks): Update.
2506 * profile.c: Include langhooks.h.
2507 (output_func_start_profiler): Use new langhooks.
2508 * sdbout.c: Include langhooks.h.
2509 (sdbout_init, sdbout_finish): Use getdecls langhook.
2510 * stmt.c: Include langhooks.h.
2511 (expand_fixup, fixup_gotos): Use new langhooks.
2512 * stor-layout.c: Include langhooks.h.
2513 (variable_size): Use global_bindings_p langhook.
2514 * toplev.c (compile_file): Use getdecls langhook.
2515 * tree-inline.c (remap_block): Use insert_block langhook.
2516 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2517 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2519 2002-03-21 Richard Henderson <rth@redhat.com>
2521 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2522 constants in .data when -fpic.
2524 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2526 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2529 2002-03-21 Tom Tromey <tromey@redhat.com>
2531 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2533 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2535 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2537 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2539 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2540 Richard Henderson <rth@redhat.com>
2543 * c-common.c (c_expand_expr): Preserve result of a statement
2544 expression if needed.
2546 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2549 * genrecog.c (maybe_both_true_mode): Remove.
2550 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2551 * machmode.def (Pmode): Likewise.
2553 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2555 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2556 (nonlocal_mentioned_p_1): New function.
2557 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2558 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2559 (mark_constant_function): Recognize pure functions.
2560 * rtl.h (global_reg_mentioned_p): New prototype.
2561 * rtlanal.c (global_reg_mentioned_p,
2562 global_reg_mentioned_p_1): New function.
2564 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2566 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2568 * fixinc/fixincl.x: Regenerate.
2570 2002-03-20 Jason Merrill <jason@redhat.com>
2572 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2574 2002-03-20 Michael Meissner <meissner@redhat.com>
2576 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2579 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2581 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2582 ".literal_position" directive before the constant pool.
2584 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2586 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2587 Add Craig Rodrigues.
2588 Add Brad Lucier to testers.
2590 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2593 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2595 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2596 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2597 instead of insn_extract.
2599 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2602 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2604 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2605 stmt if some case has been output.
2607 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2610 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2611 movsfcc_1, movdfcc_1): Add %O2.
2612 * config/i386/i386.c (print_operand): Handle %ON.
2613 Print . before float condition codes in Sun as cmov syntax.
2614 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2615 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2618 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2620 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2621 return instruction if PC was popped.
2623 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2625 * config/xtensa/xtensa.md: Remove unused type attributes.
2626 (adddi_carry, subddi_carry): Change type attribute to "multi".
2628 2002-03-19 Dale Johannesen <dalej@apple.com>
2630 PR optimization/5999, middle-end/5731
2631 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2632 multiplications by reciprocals.
2634 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2636 * Makefile.in: Update.
2637 * c-common.c: Include langhooks.h.
2638 (inline_forbidden_p): Use new hook.
2639 * diagnostic.c: Include langhooks.h.
2640 (format_with_decl, announce_function,
2641 default_print_error_function): Use new hook.
2642 * dwarf2out.c (dwarf2_name): Use new hook.
2643 * function.c: Include langhooks.h.
2644 (init_function_start): Use new hook.
2645 * langhooks-def.h (lhd_decl_printable_name): New.
2646 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2647 (LANGHOOKS_INITIALIZER): Update.
2648 * langhooks.c (lhd_decl_printable_name): New.
2649 * langhooks.h (struct lang_hooks): New hook.
2650 * toplev.c (decl_name, decl_printable_name): Remove.
2651 (open_dump_file): Use new hook.
2652 (process_options): Remove old hook.
2653 * tree.h (decl_printable_name): Remove.
2655 * objc-act.c (objc_init): Remove old hook.
2656 (objc_printable_name): Export.
2657 * objc-act.h (objc_printable_name): New.
2658 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2660 2002-03-19 Jim Blandy <jimb@redhat.com>
2662 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2663 the start_source_file debug hook, not the current line number.
2665 2002-03-19 Richard Henderson <rth@redhat.com>
2667 * flow.c (EH_USES): Provide default.
2668 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2669 * doc/tm.texi (EH_USES): New.
2671 * config/ia64/ia64.c (ia64_eh_uses): New.
2672 * config/ia64/ia64-protos.h: Update.
2673 * config/ia64/ia64.h (EH_USES): New.
2675 2002-03-19 Richard Henderson <rth@redhat.com>
2677 * varasm.c (output_constant_def): Fix stupid typo.
2679 2002-03-19 Richard Henderson <rth@redhat.com>
2682 * except.c (current_function_has_exception_handlers): New.
2683 * except.h: Declare it.
2684 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2685 Combine tests that disable all sibcalls for the function.
2687 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2689 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2692 2002-03-19 Richard Henderson <rth@redhat.com>
2695 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2696 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2698 2002-03-19 Jim Blandy <jimb@redhat.com>
2700 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2701 name, even if the replacement list contains no tokens, as required
2704 2002-03-19 Jason Merrill <jason@redhat.com>
2706 * varasm.c (globalize_decl): Get the name from the RTL, not
2707 DECL_ASSEMBLER_NAME.
2709 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2711 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2713 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2714 subdi_carry): Define.
2716 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2718 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2719 about -fpic/-fPIC if extra_warnings set.
2721 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2723 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2724 TREE_STRING_POINTER.
2725 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2727 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2729 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2730 in favor of SP if FRAME_POINTER_REQUIRED is false.
2732 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2734 * emit-rtl.c (gen_int_mode): New function.
2735 * rtl.h: Prototype for it.
2736 * combine.c (make_extraction, simplify_comparison), expmed.c
2737 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2738 (convert_modes, store_field), optabs.c (expand_fix),
2739 simplify-rtx.c (neg_const_int, simplify_unary_real),
2741 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2742 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2744 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2747 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2748 convert_parm_for_inlining.
2749 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2751 * langhooks-def.h: Likewise.
2752 * objc/objc-lang.c: Likewise.
2753 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2755 * tree-inline.c (initialize_inlined_parameters):
2756 Call convert_parm_for_inlining lang hook if needed.
2757 * c-typeck.c (c_convert_parm_for_inlining): New function.
2758 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2760 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2762 * calls.c (precompute_arguments): Do not assume that temporaries
2763 can be destroyed after expanding the argument.
2764 (expand_call): Likewise.
2766 2002-03-15 Eric Christopher <echristo@redhat.com>
2768 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2769 Fix register preference on last change.
2770 * config/mips/mips.c (mips_return_in_memory): New function.
2771 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2772 * config/mips/mips-protos.h: Declare.
2773 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2774 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2776 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2778 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2780 (anddi3, iorsi3): Likewise.
2782 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2783 use %gprel for symbols that are going to be placed in linkonce
2786 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2787 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2788 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2789 not needed. Disregard leaf_function_p().
2790 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2791 mips16 frame pointer.
2792 * config/mips/mips.md (store ra): Only to small SP offsets.
2793 2001-08-22 Graham Stott <grahams@redhat.com>
2794 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2795 return a REG rtx for the return address register.
2797 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2799 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2800 constant-pool addresses as "mode-dependent".
2801 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2803 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2806 * expr.c (emit_group_load): Use extract_bit_field if
2807 needed for CONCAT arguments.
2809 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2812 * arm.md (tablejump): Make this a define_expand. For PIC add the
2813 offset to the base of the table.
2814 (thumb_tablejump): Matcher for Thumb tablejump insn.
2815 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2816 as the difference of two labels.
2817 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2818 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2820 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2821 * arm.c (get_jump_table_size): If the table is not in the text
2822 section, return zero.
2824 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2826 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2828 (arm_reload_out_hi): Use gen_lowpart instead of
2829 gen_rtx_SUBREG to access QImode components.
2830 * config/arm/arm.md: Disable zero_extend split for QImode
2831 subregs in BIG_ENDIAN mode.
2832 (storehi_bigend): Match use of least significant byte.
2833 (storeinthi): Remove extraneous SUBREG.
2834 Add missing construction of operands[2].
2835 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2836 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2837 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2839 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2841 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2844 2002-03-17 Richard Henderson <rth@redhat.com>
2846 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2849 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2851 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2852 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2854 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2856 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2858 * predict.c (estimate_bb_frequencies): Delete unused variables.
2860 2002-03-17 Richard Henderson <rth@redhat.com>
2862 * config/ia64/ia64.c (ia64_attribute_table): Move before
2863 targetm definition. Make static.
2865 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2867 * c-common.h (yyparse, c_common_parse_file): New.
2868 * c-lang.c: Include c-common.h.
2869 (LANG_HOOKS_PARSE_FILE): Redefine.
2870 * c-lex.c: Include c-common.h.
2871 (yyparse): Rename c_common_parse_file. Call yyparse.
2872 * c-parse.in (yyparse): Remove macro.
2873 * c-tree.h (yyparse_1): Remove.
2874 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2875 (LANG_HOOKS_INITIALIZER): Update.
2876 * langhooks.h (struct lang_hoooks): New hook parse_file.
2877 * toplev.c (compile_file): Use parse_file hook.
2878 * tree.h (yyparse): Remove.
2879 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2881 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2883 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2884 float_truncate, not fix.
2885 ("*truncdfsf2_real"): Ditto.
2886 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2888 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2890 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2892 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2893 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2894 where appropriate. Make the second reference to
2895 leaf_function_p a function call, as intended. Reindented.
2897 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2898 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2900 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2901 add register to non-constant into sp.
2903 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2904 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2905 (mips16_gp_pseudo_rtx): Lose.
2906 (INIT_EXPANDERS): Deleted.
2907 * config/mips/mips.c (mips_init_machine_status): New.
2908 (mips_free_machine_status): New.
2909 (mips_mark_machine_status): New.
2910 (override_options): Set them.
2911 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2912 (struct machine_function): ... new. Replaced all references.
2913 (mips_add_gc_roots): Don't mark them.
2914 (embedded_pic_fnaddr_reg): New, extracted from...
2915 (embedded_pic_offset): ... here.
2916 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2919 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2921 * cppinit.c: Revert -MD removal.
2923 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2925 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2926 soft registers by default for 68HC12.
2927 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2928 when compiling with -fomit-frame-pointer.
2929 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2930 (expand_epilogue): Likewise.
2931 (m68hc11_gen_rotate): Use exg when rotating by 8.
2933 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2935 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2936 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2937 (splits): Remove unused add splits.
2938 ("*addhi3_68hc12"): Tune constraints.
2939 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2940 constant fits in 8-bits and D is dead use abx/aby instructions.
2941 ("*addhi3"): Remove extern declaration of ix_reg.
2942 ("*subsi3"): Optimize and provide new split.
2943 ("subhi3"): Cleanup.
2944 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2945 (arith splits): For 68hc12 save the address register on the stack
2946 and do the arithmetic operation with a pop.
2948 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2950 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2951 allocating QImode in address registers.
2952 ("*movqi_m68hc11"): Likewise.
2954 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2956 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2958 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2960 * cppinit.c (print_help): Display -MD and -MMD.
2961 Don't display usage string. Update assertion syntax and
2963 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2964 (cpp_handle_option): Update.
2966 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2968 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2969 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2970 and define it so that regardless of target CPU size,
2971 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2972 of "int" rather than "long."
2974 2002-03-15 Richard Henderson <rth@redhat.com>
2976 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2979 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2981 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2982 ("tstqi" split): Avoid using memory for tstqi on address register.
2983 (splits): Remove constraints.
2984 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2985 ("cmpdf", "cmpsf"): Remove since not used.
2986 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2987 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2989 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2991 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2992 ("neghi2"): Tighten constraints.
2993 ("one_cmplsi2"): Optimize and simplify split.
2994 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2996 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2998 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2999 and split of AND operation to clear the upper bits.
3000 ("*logicalsi3_zextqi"): Likewise.
3001 ("*logicallhi3_zexthi_ashift8"): Likewise.
3002 ("*logicalsi3_silshr16"): Likewise.
3003 ("logicalsi3_silshl16"): Likewise.
3004 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
3006 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3008 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
3009 (m68hc11_indirect_p): New function.
3010 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
3011 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
3013 (asm_print_register): Likewise.
3014 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
3015 (m68hc11_indirect_p): Declare.
3016 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
3017 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
3018 (TARGET_SWITCHES): New option -mrelax.
3019 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
3021 ("iorsi3", "xorsi3"): Likewise.
3022 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
3023 ("*andhi3_mem"): New to handle destination in memory with bclr
3024 and a scratch register.
3025 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
3026 ("*andhi3_const"): New when operand2 is constant.
3027 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
3028 ("*andhi3_gen"): Cleanup of the old "andhi3".
3029 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
3030 ("xorqi3"): Update constraints.
3032 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3034 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
3035 for reg_equiv_memory_loc when the operand is a register that does
3036 not get a hard register (stack location).
3037 (tst_operand): After reload, accept all memory operand.
3038 (symbolic_memory_operand): Fix detection of symbolic references.
3039 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
3040 accept symbols and any constant.
3042 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3044 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
3045 note on the insn that sets the soft frame register.
3046 (must_parenthesize): ix and iy are also reserved names.
3047 (print_operand_address): One more place where parenthesis are required
3048 to avoid confusion with register names.
3049 (m68hc11_gen_movhi): Allow push of stack pointer.
3050 (m68hc11_check_z_replacement): Fix handling of parallel with a
3052 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
3053 the replacement register is.
3054 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
3055 and D8_REGS classes.
3056 (MODES_TIEABLE_P): All modes are tieable except QImode.
3058 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3060 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
3061 (___subdi3): Likewise.
3062 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
3063 (__map_data_section): Optimize 68hc11 case.
3065 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3067 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
3068 than a shift to avoid adding a register with itself.
3069 (m68hc11_memory_move_cost): Take into account NO_REGS.
3070 (m68hc11_register_move_cost): Update and use memory move cost
3072 (m68hc11_address_cost): Make cost of valid offset not 0 so that
3073 it gives more opportunities to cse to optimize.
3074 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
3075 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
3077 2002-03-15 Mark Mitchell <mark@codesourcery.com>
3079 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
3080 * c-common.def (CLEANUP_STMT): New tree node.
3081 * c-common.h (CLEANUP_DECL): New macro.
3082 (CLEANUP_EXPR): Likewise.
3083 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
3084 * expr.c (expand_expr): Tidy.
3085 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
3086 * tree-inline.c (initialize_inlined_parameters): Clean up
3087 new local variables.
3089 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3092 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
3093 before movrXX only, use reg_overlap_mentioned_p.
3094 Only special case NE if just one insn can be generated.
3096 2002-03-15 Jason Merrill <jason@redhat.com>
3098 * varasm.c (assemble_variable): Call resolve_unique_section before
3099 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
3102 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3105 * arm.md (split pattern for thumb shiftable immediates): Add comment
3106 explaining non-obvious test.
3108 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3111 * arm.md (movaddr, movaddr_insn): Delete.
3113 2002-03-15 Jason Merrill <jason@redhat.com>
3115 * toplev.c (wrapup_global_declarations): Clarify variable handling.
3116 -fkeep-static-consts doesn't apply to comdats.
3118 2002-03-14 Richard Henderson <rth@redhat.com>
3120 * c-decl.c: Include c-pragma.h.
3121 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
3122 (finish_function): Tidy.
3123 * c-pragma.c: Include c-common.h.
3124 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
3125 (handle_pragma_weak): Use them.
3126 (init_pragma): Register pending_weaks.
3127 * c-pragma.h (maybe_apply_pragma_weak): Declare.
3128 * print-tree.c (print_node): Print DECL_WEAK.
3129 * varasm.c (mark_weak_decls): Remove.
3130 (remove_from_pending_weak_list): Remove.
3132 (asm_emit_uninitialised): Call globalize_decl for weak commons.
3133 (weak_decls): Make a tree_list.
3134 (declare_weak): Cons weak_decls directly.
3135 (globalize_decl): Remove weak_decls elements directly.
3136 (weak_finish): Simplify weak_decls walk. Don't weaken unused
3137 symbols. Don't pretend to handle aliases.
3138 (init_varasm_once): Update weak_decls registry.
3139 * Makefile.in: Update dependencies.
3141 2002-03-14 Richard Henderson <rth@redhat.com>
3144 * config/ia64/ia64.c: Include tm_p.h last.
3145 (gen_nop_type): Remove duplicate definition.
3146 (cycle_end_fill_slots): Set sched_data for second L slot.
3147 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
3148 (nop_cycles_until): Fix typos.
3150 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3152 PR optimization/5891
3153 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
3155 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
3157 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
3158 descriptors correctly.
3160 2002-03-14 Michael Meissner <meissner@redhat.com>
3162 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
3163 100, allowing MAX_UNROLLED_INSNS to be overridden.
3165 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
3168 * unroll.c (params.h): Include.
3169 (MAX_UNROLLED_INSNS): Delete, now in params.h.
3171 * doc/invoke.texi (--param max-unroll-insns): Document.
3173 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
3175 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3177 * arm.md: Fix warnings about constraints in peepholes and splits.
3179 2002-03-14 Zack Weinberg <zack@codesourcery.com>
3181 * cpphash.h (struct lexer_state): Remove line_extension member.
3182 * cpplib.c (dequote_string, do_linemarker): New functions.
3183 (linemarker_dir): New data object.
3184 (DIRECTIVE_TABLE): No longer need to interpret #line in
3185 preprocessed source. Delete obsolete comment about return
3187 (end_directive, directive_diagnostics, _cpp_handle_directive):
3188 Don't muck with line_extension.
3189 (directive_diagnostics): No need to issue warnings for
3191 (_cpp_handle_directive): Issue warnings for linemarkers here,
3192 when appropriate. Dispatch linemarkers to do_linemarker, not
3194 (do_line): Code to handle linemarkers split out to do_linemarker.
3195 Convert escape sequences in filename argument, both places.
3197 * cppmacro.c (quote_string): Rename cpp_quote_string and
3198 export. All callers changed.
3199 * cpplib.h (cpp_quote_string): Prototype.
3200 * cppmain.c (print_line): Call cpp_quote_string on to_file
3203 * doc/cpp.texi: Document that escapes are now interpreted in
3204 #line and in linemarkers, and that non-printing characters are
3205 converted to octal escapes when linemarkers are generated.
3207 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
3209 * emit-rtl.c (try_split): Use delete_insns.
3210 * recog.c (split_all_insns): Fix terminating condition.
3212 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3213 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3216 * arm.c (arm_output_epilogue): Fix floating-point register save
3217 adjustment when using a frame pointer.
3219 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
3221 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
3222 * config/mips/mips.c (compute_frame_size): Retrofit them here.
3223 (save_restore_insns, mips_expand_epilogue): And here.
3224 (build_mips16_call_stub): And here.
3225 (mips_function_value): Use the new macros to decide whether a single
3226 or complex float can be returned in floating-point registers. Return
3227 a parallel rtx in the complex case.
3229 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
3231 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
3232 call after liveness analysis.
3234 * recog.c (split_insn): Use delete_insn_and_edges.
3236 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
3237 instructions to have branch prediction notes.
3238 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
3240 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
3242 * configure.in: Don't pass -Wno-long-long to a ADA compiler
3243 that doesn't support it.
3244 * configure: Regenerate.
3246 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3249 * config/sparc/sparc.md (normal_branch, inverted_branch,
3250 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3251 inverted_fp_branch): Adjust calls to output_cbranch.
3252 Set length attribute.
3253 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
3254 output_v9branch. Set length attribute.
3255 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
3257 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
3258 (output_cbranch): Likewise. Handle far branches.
3259 (output_v9branch): Handle far branches.
3260 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
3262 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
3263 noov_compare64_op predicates.
3265 2002-03-13 Jason Merrill <jason@redhat.com>
3267 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
3268 into the function and constify it.
3269 * gthr-dce.h, gthr-solaris.h: Likewise.
3271 2002-03-13 David Edelsohn <edelsohn@gnu.org>
3273 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
3274 * config/rs6000/rs6000.c (rs6000_va_arg): Use
3275 std_expand_builtin_va_arg if not ABI_V4.
3277 2002-03-13 Jason Merrill <jason@redhat.com>
3279 * varasm.c (globalize_decl): New fn.
3280 (assemble_start_function): Use it.
3281 (asm_emit_uninitialized): Use it.
3282 (assemble_alias): Use it.
3283 (assemble_variable): Use it.
3285 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
3287 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
3288 2002-03-12 internal visibility change.
3289 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
3290 visibility into SYMBOL_REF_FLAG.
3292 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
3294 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
3295 VOIDmode operand. Add compile-time optimization for constant results.
3297 2002-03-12 Jason Merrill <jason@redhat.com>
3299 * c-typeck.c (convert_for_assignment): Don't allow conversions
3300 between pointers and references. Only allow lvalues to convert to
3303 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
3305 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
3306 before prologue, to avoid scheduling problems.
3308 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3310 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3311 (ELIMINABLE_REGS): Add sfp->sp.
3312 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
3314 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3316 PR optimization/5892
3317 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
3319 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3321 * loop.c (basic_induction_var): Don't call convert_modes if mode
3322 classes are different.
3324 2002-03-12 Richard Henderson <rth@redhat.com>
3326 PR optimization/5901
3327 * function.c (reposition_prologue_and_epilogue_notes): Position
3328 the markers after/before the last/first insn not deleted.
3330 2002-03-12 Richard Henderson <rth@redhat.com>
3332 PR optimization/5878
3333 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3334 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3335 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3337 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3338 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3339 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3341 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3342 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3343 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3344 also. Don't set it if not flag_pic.
3345 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3346 to be INVALID_REGNUM when not used.
3348 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3350 * expmed.c (store_bit_field): Reset alias set for memory.
3351 (extract_bit_field): Same.
3353 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * c-common.c (c_tree_code_type, c_tree_code_length,
3356 c_tree_code_name, add_c_tree_codes): Delete.
3357 * c-common.h (add_c_tree_codes): Delete.
3358 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3360 * c-objc-common.c (c_objc_common_init): Don't call
3361 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3362 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3363 objc_tree_code_name, add_objc_tree_codes): Delete.
3364 (objc_init): Don't call add_objc_tree_codes.
3365 * objc/objc-lang.c (tree_code_type, tree_code_length,
3366 tree_code_name): Define.
3367 * toplev.c (lang_independent_init): Don't set
3368 tree_code_length[IDENTIFIER_NODE].
3369 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3370 Delete definitions, moved to language front-ends.
3371 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3372 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3374 (tree_code_length): Change type to unsigned char.
3376 2002-03-12 Richard Henderson <rth@redhat.com>
3378 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3379 internal visibility change.
3381 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3383 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3384 validize_mem() instead of change_address to avoid clobbering
3387 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3389 * c-lex.h (position_after_whitespace): Remove.
3391 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3393 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3394 (lex_string): Use unsigned char pointers.
3396 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3398 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
3399 is not a valid memory_operand.
3401 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3403 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
3404 * config/xtensa/lib1funcs.asm: Fix copyright to include
3405 special case for libgcc files.
3406 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
3407 (__divsi3): Likewise.
3408 (__umodsi3): Likewise.
3409 (__modsi3): Likewise.
3410 * config/xtensa/lib2funcs.S: Fix copyright to include
3411 special case for libgcc files.
3413 2002-03-12 Tom Rix <trix@redhat.com>
3415 * collect2.c (resolve_lib_name): Move outside of
3416 OBJECT_FORMAT_COFF ifdef.
3417 (ignore_library): Same.
3419 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3421 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
3423 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3425 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
3426 to function_section before writing out the constant pool.
3428 2002-03-12 David Edelsohn <edelsohn@gnu.org>
3430 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
3432 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
3434 2002-03-12 Alan Modra <amodra@bigpond.net.au>
3436 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
3440 (cmpsi splitter): Likewise.
3441 (modsi3): Fail if <= 0.
3442 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
3443 redundant test when HOST_BITS_PER_WIDE_INT != 32.
3444 (reg_or_sub_cint64_operand): Likewise.
3445 (num_insns_constant_wide): Optimize sign extension.
3446 (rs6000_legitimize_address): Likewise.
3448 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3450 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3451 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3453 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3455 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
3456 address calculation.
3458 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3460 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
3461 scratch register to DImode / TImode.
3462 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
3463 register used does not overlap the target.
3465 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * Makefile.in (debug.o): Depend on debug.h.
3468 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
3469 * debug.c (do_nothing_debug_hooks): Likewise.
3470 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
3471 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
3472 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
3473 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3474 * dwarfout.c (dwarf_debug_hooks): Likewise.
3475 * integrate.c (output_inline_function): Likewise.
3476 * objc/objc-act.c (synth_module_prologue): Likewise.
3477 * sdbout.c (sdb_debug_hooks): Likewise.
3478 * toplev.c (debug_hooks): Likewise.
3479 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3481 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3483 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
3484 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
3485 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
3486 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
3487 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
3488 * defaults.h (POINTER_SIZE): Define.
3489 * doc/tm.texi (POINTER_SIZE): Document default.
3491 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3493 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
3495 2002-03-11 Richard Henderson <rth@redhat.com>
3497 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
3498 if rebuild_label_notes_after_reload.
3500 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3502 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3503 emit pic register load if "internal" visibility.
3504 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3505 (cris_expand_builtin_va_arg): Do all computations on trees.
3507 2002-03-11 Richard Henderson <rth@redhat.com>
3509 * rtlanal.c: Include recog.h.
3510 (keep_with_call_p): Fix thinko.
3511 * Makefile.in (rtlanal.o): Update dependencies.
3513 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3515 * genflags.c (gen_insn): Use IS_VSPACE.
3516 * genoutput.c (output_insn_data): Likewise.
3517 (process_template): Likewise.
3519 2002-03-11 Richard Henderson <rth@redhat.com>
3521 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3523 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3525 * Makefile.in: Update.
3526 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3527 Update documentation.
3528 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3529 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3531 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3533 * Makefile.in: Give texi2pod its input file as a command line
3534 argument, not on stdin.
3536 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3537 Daniel Berlin <dan@dberlin.org>
3539 C++ alias analysis improvement.
3540 * alias.c (record_component_aliases): Record aliases for base
3543 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3545 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3547 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3549 * toplev.c (vms_fopen): Remove, not needed.
3551 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3553 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3555 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3556 for FP, already done later.
3558 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3559 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3561 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3563 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3564 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3565 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3566 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3567 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3568 (ediv, emul, eldexp, esqrt): Likewise.
3569 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3570 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3571 (saturate): New function.
3572 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3573 (make_nan): Use a saturation value instead of a NaN if
3574 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3575 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3576 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3577 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3578 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3579 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3580 !ROUND_TOWARDS_ZERO.
3581 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3582 (ROUND_TOWARDS_ZERO): Document.
3584 2002-03-11 Andreas Jaeger <aj@suse.de>
3586 * cfg.c (dump_flow_info): Remove unused variable.
3588 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3590 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3591 computations on trees.
3593 2002-03-10 Richard Henderson <rth@redhat.com>
3596 * reload.c (copy_replacements_1): New.
3597 (copy_replacements): Use it to recurse through the rtx.
3599 2002-03-10 Richard Henderson <rth@redhat.com>
3601 * loop.c (strength_reduce): Compute number of iterations as
3602 unsigned HOST_WIDE_INT.
3604 2002-03-10 Richard Henderson <rth@redhat.com>
3606 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3607 to move away from the end of the block.
3609 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3611 PR preprocessor/5899
3612 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3614 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3616 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3618 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3620 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3622 * config/mmix/mmix.c: Improve comments.
3623 (mmix_target_asm_function_prologue): Drop variable
3624 empty_stack_frame. Don't allocate unused slot above fp.
3625 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3626 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3627 brace in first column.
3628 (enum reg_class): Ditto.
3629 (FIRST_PARM_OFFSET): Now 0.
3630 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3632 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * combine.c (make_extraction): Fix error in last change.
3636 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3638 * c4x.c (c4x_fp_reglist): Const-ify.
3639 * cris.c (cris_print_operand): Likewise.
3640 * i386.c (ix86_va_arg): Likewise.
3641 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3642 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3643 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3644 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3645 * mcore.h (regno_reg_class): Likewise.
3646 * mips.c (gen_int_relational): Likewise.
3647 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3648 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3649 * pdp11.c (move_costs): Likewise.
3650 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3651 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3653 * s390.h (regclass_map): Likewise.
3654 * sh.c (shift_amounts): Likewise.
3655 * sh.md (rotlsi3): Likewise.
3657 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3659 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3660 (ne0+5): Use new clobber to generate proper shift pattern.
3661 Patch by Michael Matz <matz@kde.org>.
3663 2002-03-09 Andreas Schwab <schwab@suse.de>
3665 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3667 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3669 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3671 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3674 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3675 even for non-representable constants.
3677 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3679 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3680 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3681 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3682 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3683 (pop_function_context): Compute MAY_SHARE parameter for
3685 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3686 (gen_mem_addressof): Call fixup_var_refs with new parm.
3688 * combine.c (make_extraction): Don't make extension of CONST_INT.
3690 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3692 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3693 in o32 and o64 ABIs.
3694 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3695 but getting fixed-size structs passed in registers regardless of
3696 padding in o32 and o64 ABIs.
3698 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3699 offset before loading address of argument passed by transparent
3702 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3704 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3706 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3708 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3709 marker such that registers after it are saved.
3711 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3713 * sparc.c (arith_4096_operand): Fix error in last change.
3715 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3717 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3720 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3722 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3725 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3727 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3729 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3731 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3732 removed; fix return value.
3733 * combine.c (combine_instructions): Dirtify blocks where we failed to
3734 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3735 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3737 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3741 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3743 * recog.c (peephole2_optimize): Re-distribute EH edges.
3745 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3747 * expr.c (expand_expr): Use unsave lang hook.
3748 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3749 (LANG_HOOKS_INITIALIZER): Update.
3750 * langhooks.h (struct lang_hooks): New hook unsave.
3751 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3752 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3753 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3754 (unsave_expr_now): Remove.
3755 * tree.h (unsave_expr_now, lang_unsave,
3756 lang_unsave_expr_now): Remove.
3759 2002-03-08 Andreas Jaeger <aj@suse.de>
3761 * flow.c (propagate_block_delete_insn): Remove unused variable.
3763 2002-03-08 Kazu Hirata <kazu@hxi.com>
3765 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3766 insn length for memory load/store.
3768 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3770 * doc/install.texi (--with-libiconv-prefix): Document.
3772 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3774 * doc/sourcebuild.texi: Fix typo.
3776 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3779 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3782 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3784 * rtl.c (copy_most_rtx): Move from here ...
3785 * emit-rtl.c (copy_most_rtx): ... to here.
3787 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3789 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3790 SUBTARGET_CPP_SIZE_SPEC.
3791 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3793 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3795 2002-03-07 Matt Hiller <hiller@redhat.com>
3797 * gensupport.c (first_dir_md_include): Renamed from include;
3798 change all references.
3799 (last_dir_md_include): Renamed from last_include; change all
3801 (init_md_reader): Unconditionally initialize base_dir whether or
3802 not filename is a relative path.
3804 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3806 * config/fp-bit.c (_unord_f2): Compile it in even if
3807 US_SOFTWARE_GOFAST is enabled.
3809 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3810 NULL_RTX. Set all HFmode operations as NULL_RTX.
3811 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3812 NULL_RTX, try reversing the comparison and the operands.
3814 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3816 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3817 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3820 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3822 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3824 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3826 * basic-block.h (fixup_abnormal_edges): Declare.
3827 * reload1.c (fixup_abnormal_edges): New function.
3828 * reg-stack.c (convert_regs): Use it.
3830 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3832 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3834 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3836 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3837 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3838 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3839 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3840 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3841 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3842 unless x and y could be infinite.
3843 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3844 Check that the common type of both arguments is a real, even for
3845 targets without unordered comparisons. Allow an integer argument
3846 to be compared against a real.
3847 (expand_tree_builtin): Use expand_unordered_cmp.
3848 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3849 * cse.c (fold_rtx): Likewise. Fix indentation.
3850 * fold-const.c (fold_real_zero_addition_p): New.
3851 (fold): Use it, and the new HONOR_... macros.
3852 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3853 * jump.c (reversed_comparison_code_parts): After searching for
3854 the true comparison mode, use HONOR_NANS to decide whether it
3855 can be safely reversed.
3856 (reverse_condition_maybe_unordered): Remove IEEE check.
3857 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3858 to decide which simplifications are valid. Allow the following
3859 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3860 and (a - -b) to (a + b).
3861 (simplify_relational_operation): Use HONOR_NANS.
3862 * doc/tm.texi: Document the MODE_HAS_... macros.
3864 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3866 * combine.c (simplify_comparison): If simplifying a logical shift
3867 right and compare with constant, force the comparison to unsigned.
3869 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3871 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3873 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3875 (alt_reg_names): Remove % for vrsave.
3877 2002-03-06 Richard Henderson <rth@redhat.com>
3879 PR optimization/5844
3880 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3881 if used indicates we've already emitted one copy of an operand.
3882 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3883 (gen_split): Supply a non-null used.
3885 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3887 * reload1.c (reload): Unshare all rtl after reload is done.
3889 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3890 but simply fail if the expression is too complex to simplify.
3891 (simplify_gen_binary): Handle simplify_plus_minus failures.
3893 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3895 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3896 consistently call delete_trivially_dead_insns after CSE and GCSE;
3897 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3898 after liveness2; update comment in last crossjumping.
3899 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3901 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3903 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3904 after completing fast dead code elimination.
3906 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3909 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3911 * version.c: Fix misplaced leading blanks on first line.
3913 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3915 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3917 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3919 * cfgcleanup.c (mentions_nonequal_regs): New function.
3920 (thread_jump): Use it.
3921 * toplev.c (rest_of_compilation): Run jump threading after
3924 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3926 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3929 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3931 * predict.c (estimate_bb_frequencies): Do not reload the
3932 frequencies from notes.
3934 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3936 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3937 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3939 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3940 delete_noop_moves): Return indeger.
3941 * flow.c (ndead): New variable.
3942 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3943 BB argument; update callers.
3944 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3945 (life_analysis): Do not call purge_all_dead_edges.
3946 (update_life_info): Return number of deleted insns; print statistics.
3947 (update_life_info_in_dirty_blocks): likewise.
3948 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3949 return number of insns deleted.
3951 * cse.c: Include timevar.h
3952 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3953 iterate until stabilizes; print statistics; return number of killed
3955 * Makefile.in: (cse.o): Add timevar.h dependency
3956 * rtl.h (delete_trivially_dead_insns): New.
3957 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3958 * toplev.c (rest_of_compilation): Update callers.
3960 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3961 (try_optimize_cfg): Do not update liveness.
3962 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3963 removal stabilizes; use delete_trivially_dead_insns.
3965 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3967 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3969 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3970 callbacks when processing assembly language.
3972 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3974 * pa.h (ASM_FILE_END): Define.
3975 * som.h (ASM_FILE_END): Delete.
3977 * pa.c (function_arg): Don't pass floats in general registers in
3978 indirect calls if TARGET_ELF32.
3980 2002-03-05 Richard Henderson <rth@redhat.com>
3982 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3984 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3986 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3988 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3990 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3991 -r command line. Don't hide any symbols if not building
3994 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3996 * cfg.c (dump_flow_info): Warn about profile mismatches.
3997 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3998 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
4000 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4002 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
4003 wide volatile memory by parts.
4005 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4007 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
4010 2002-03-05 Richard Henderson <rth@redhat.com>
4012 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
4014 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4016 * toplev.c (documented_lang_options): Document more
4017 language-specific options.
4018 * doc/invoke.texi (Warning Options): Correct documentation for
4019 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
4020 * c-decl.c (c_decode_option): Use a table to handle warning options.
4022 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
4024 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
4025 parameter to mmix_encode_section_info.
4026 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
4027 relocatably. Always produce ELF, not mmo if linking relocatably.
4028 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
4029 first is non-zero, don't add symbol prefix.
4030 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
4031 prototype accordingly.
4033 2002-03-04 Krister Walfridsson <cato@df.lth.se>
4035 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
4037 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
4039 * configure.in: Increase required makeinfo version to 4.1.
4040 * configure: Regenerate.
4042 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4044 * .cvsignore: Remove *.info* and genrtl*; these files are generated
4047 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
4049 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
4050 * doc/invoke.texi: Fix @math uses.
4052 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4054 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
4057 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
4059 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
4060 (powerpc-*-eabisimaltivec*): Same.
4062 * config/rs6000/t-ppcendian: New.
4064 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4066 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
4067 nonimmediate_src_operand and nonimmediate_lsrc_operand to
4068 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
4070 2002-03-03 Richard Henderson <rth@redhat.com>
4072 * toplev.c (rest_of_decl_compilation): Revert last two changes.
4074 2002-03-03 Zack Weinberg <zack@codesourcery.com>
4076 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
4077 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
4078 tree.c, config/m68k/m68k.c:
4079 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
4080 REAL_ARITHMETIC blocks unconditional. Delete some further
4081 #ifdef blocks predicated on REAL_ARITHMETIC.
4082 * flags.h, toplev.c: Delete remaining references to
4085 * doc/invoke.texi: Remove documentation of -fpretend-float.
4086 * doc/tm.texi: Describe the various REAL_* macros as provided by
4087 real.h, not by the target configuration files.
4089 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
4090 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
4091 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4092 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
4093 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
4094 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
4095 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
4096 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
4097 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4098 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
4099 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4100 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4101 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
4102 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
4103 config/xtensa/xtensa.h:
4104 Do not define, undefine, or mention in comments any of
4105 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
4106 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
4107 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
4108 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
4109 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
4110 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
4111 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
4112 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
4113 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
4115 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
4118 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
4119 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
4120 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
4121 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
4122 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
4124 * defaults.h (BITS_PER_WORD): Define.
4125 * doc/tm.texi (BITS_PER_WORD): Document default value.
4127 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
4128 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
4129 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
4131 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4133 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
4134 lieu of explicit sizeof/sizeof.
4135 * i386.c (override_options, ix86_init_mmx_sse_builtins,
4136 ix86_expand_builtin): Likewise.
4137 * mips.c (mips_add_gc_roots): Likewise.
4138 * mmix.c (mmix_output_condition): Likewise.
4139 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
4140 altivec_init_builtins): Likewise.
4141 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
4142 * cppexp.c (Nsuff, parse_number): Likewise.
4143 * cppinit.c (builtin_array_end): Likewise.
4144 * gcc.c (n_default_compilers, process_command): Likewise.
4145 * genpreds.c (output_predicate_decls): Likewise.
4146 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
4147 * lcm.c (N_ENTITIES): Likewise.
4148 * stor-layout.c (set_sizetype): Likewise.
4150 2002-03-03 Richard Henderson <rth@redhat.com>
4152 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
4153 for types or labels.
4155 2002-03-03 Richard Henderson <rth@redhat.com>
4157 * c-decl.c (start_decl): Initialized variables are not common.
4159 2002-03-02 Per Bothner <per@bothner.com>
4161 * gcc.c (option_map): Suport new --bootclasspath option.
4162 --CLASSPATH is now just an alias for --classpath.
4164 2002-03-02 Richard Henderson <rth@redhat.com>
4166 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
4167 load if "internal" visibility.
4168 * doc/extend.texi: Document visibility meanings.
4170 2002-03-02 Richard Henderson <rth@redhat.com>
4172 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
4173 to functions as well.
4175 2002-03-02 Richard Henderson <rth@redhat.com>
4177 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
4178 (handle_visibility_attribute): Don't call assemble_visibility.
4179 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
4180 without asmspec. Invoke assemble_alias when needed.
4181 * varasm.c (maybe_assemble_visibility): New.
4182 (assemble_start_function, assemble_variable, assemble_alias): Use it.
4184 2002-03-02 Richard Henderson <rth@redhat.com>
4186 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
4187 invoke ENCODE_SECTION_INFO with first call flag.
4189 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
4190 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4191 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
4192 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
4193 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
4194 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4195 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4196 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
4197 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
4198 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
4199 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
4200 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4201 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
4202 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
4203 config/mcore/mcore-protos.h, config/mcore/mcore.c,
4204 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
4205 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4206 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
4207 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
4208 config/sh/sh.h, config/sparc/sparc.h,
4209 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4210 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
4211 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
4212 FIRST argument. As needed, examine it and do nothing.
4214 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
4215 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
4216 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
4218 * config/arm/t-pe (pe.o): Add dependencies.
4220 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
4223 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
4224 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
4225 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
4226 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
4227 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
4228 * defaults.h (BITS_PER_UNIT): Define.
4229 * doc/tm.texi (BITS_PER_UNIT): Document default value.
4231 2002-03-02 Kazu Hirata <kazu@hxi.com>
4233 * config/h8300/h8300-protos.h: Add a prototype for
4234 compute_a_shift_length.
4235 * config/h8300/h8300.c (h8300_asm_insn_count): New.
4236 (compute_a_shift_length): Likewise.
4237 (h8300_adjust_insn_length): Do not adjust insn length of shift
4239 * config/h8300/h8300.md (anonymous shift patterns): Use
4240 compute_a_shift_length.
4242 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4244 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
4247 * emit-rtl.c (offset_address): Call update_temp_slot_address.
4249 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4251 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
4252 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
4253 * flags.h (flag_zero_initialized_in_bss): Declare.
4254 * toplev.c (flag_zero_initialized_in_bss): New flag.
4255 (lang_independent_options): Add flag_zero_initialized_in_bss.
4256 * tree.c (initializer_zerop): New function.
4257 * tree.h (initializer_zerop): Declare.
4258 * varasm.c (assemble_variable): If we can emit bss, put zero
4259 initializers in the bss section.
4261 2002-03-02 Alan Modra <amodra@bigpond.net.au>
4263 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
4264 like more than one symbol per .weak directive.
4266 2002-03-01 Richard Henderson <rth@redhat.com>
4268 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
4269 adjust argument_pointer by pretend_args_size.
4270 (ia64_va_start): Adjust va_start address by -pretend_args_size.
4272 2002-03-01 Kazu Hirata <kazu@hxi.com>
4274 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
4276 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
4278 * toplev.c (rest_of_compilation): Delete dead jumptables before
4280 * flow.c (delete_dead_jumptables): Make global.
4281 * rtl.h (delete_dead_jumptables): Declare.
4283 2002-03-01 David Edelsohn <edelsohn@gnu.org>
4285 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
4286 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
4287 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
4289 2002-03-01 Kazu Hirata <kazu@hxi.com>
4291 * config/h8300/h8300-protos.h: Fix formatting.
4292 * config/h8300/h8300.c: Likewise.
4293 * config/h8300/h8300.h: Likewise.
4295 2002-03-01 Kazu Hirata <kazu@hxi.com>
4297 * config/h8300/h8300.c (print_operand): Support 16-bit
4299 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
4301 2002-02-28 Richard Henderson <rth@redhat.com>
4303 * expmed.c (store_bit_field): Prevent generation of CONCATs;
4304 pun complex values as integers; use gen_lowpart instead of
4306 (extract_bit_field): Likewise.
4308 2002-03-01 Alan Modra <amodra@bigpond.net.au>
4309 David Edelsohn <edelsohn@gnu.org>
4311 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
4312 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
4313 (SUPPORTS_WEAK): Likewise.
4314 * output.h (add_weak): Add tree param.
4315 * varasm.c (add_weak): Likewise. Save decl.
4316 (struct weak_syms): Add decl field.
4317 (mark_weak_decls): New function.
4318 (init_varasm_once): ggc_add_root mark_weak_decls.
4319 (assemble_start_function): Use ASM_WEAKEN_DECL.
4320 (assemble_variable): Likewise.
4321 (assemble_alias): Likewise.
4322 (declare_weak): Pass decl to add_weak.
4323 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4324 (remove_from_pending_weak_list): Declare and define for
4326 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4327 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4328 * defaults.h (SUPPORTS_WEAK): Likewise.
4329 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4330 .weak for code sym. Do emit .size for descriptor sym.
4331 (ASM_DECLARE_FUNCTION_SIZE): Define.
4332 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4333 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4334 .lglobl unless TARGET_XCOFF. Formatting fixes.
4335 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4337 (HANDLE_PRAGMA_WEAK): Remove.
4338 (ASM_WEAKEN_LABEL): Remove.
4339 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4341 2002-03-01 Jason Merrill <jason@redhat.com>
4343 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4344 (TARGET_EXPR_CLEANUP): New macro.
4346 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4348 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4349 to take ptr_extend into account as third type of extension.
4350 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4351 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4352 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4353 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4354 * calls.c (precompute_arguments): Use new macro.
4355 (expand_call): Ditto.
4356 * combine.c (nonzero_bits): Ditto.
4357 (record_promoted_value): Ditto.
4358 * expr.c (store_expr): Ditto.
4359 (expand_expr): Ditto.
4360 * function.c (assign_parms): Ditto.
4362 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4364 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4365 override -shared and -shared-libgcc.
4367 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4369 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4371 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4374 2002-02-28 Richard Henderson <rth@redhat.com>
4376 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4377 4 cycle latency from MM producers.
4378 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4380 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4382 * mklibgcc.in: Don't use GNU make extension.
4384 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4386 * c-parse.in (STATIC): New terminal.
4387 (scspec): New non-terminal. Update productions accordingly.
4388 (program): Remove bogus ifc / end ifc.
4389 (array_declarator): Simplify production using STATIC.
4391 2002-02-28 Jim Meyering <meyering@lucent.com>
4393 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4394 \a still means TARGET_BELL.
4396 2002-02-28 Richard Henderson <rth@redhat.com>
4398 * haifa-sched.c (sched_emit_insn): New.
4399 (schedule_block): Use last_scheduled_insn to track last insn.
4400 * sched-int.h (sched_emit_insn): Prototype.
4401 * config/ia64/ia64.c (last_issued): Remove.
4402 (ia64_variable_issue): Don't set it.
4403 (nop_cycles_until): Use sched_emit_insn.
4405 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
4407 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
4410 2002-02-28 Kazu Hirata <kazu@hxi.com>
4412 * config/h8300/h8300.c: Fix formatting.
4413 * config/h8300/h8300.h: Likewise.
4415 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
4417 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
4418 which may overwrite the high byte of the frame pointer.
4420 2002-02-28 Bo Thorsen <bo@suse.de>
4422 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
4423 (STARTFILE_SPEC): Add 64 bit files.
4424 (ENDFILE_SPEC): Likewise.
4426 2002-02-28 Jason Merrill <jason@redhat.com>
4428 * c-decl.c (finish_function): Only warn about missing return
4429 statement with -Wreturn-type.
4431 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
4433 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
4435 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
4436 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
4438 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
4440 * basic-block.h (BB_REACHABLE): Renumber.
4441 (BB_DIRTY, BB_NEW): New flags.
4442 (clear_bb_flags): Declare.
4443 (update_life_info_in_dirty_blocks): Declare.
4444 * cfg.c (clear_bb_flags): New function.
4445 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
4446 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
4447 reorder_insns, emit_insn_after): Mark block as dirty.
4448 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
4449 (update_life_info_in_dirty_blocks): New function.
4450 * recog.c (apply_change_group): Dirtify block.
4452 * cse.c (cse_insn): Reorder emitting of jump insn to keep
4454 * gcse.c (delete_null_pointer_checks): Likewise.
4456 * toplev.c (dump_file_index): Move cse2 after bp,
4458 (dump_file_info): Similary.
4459 (rest_of_compilation): Avoid most of CFG rebuilds;
4460 do first if converision after null pointer checks, do cse2
4461 after branch prediction; avoid full liveness rebuild after
4462 initializing subregs.
4463 * invoke.texi (-d options): Document -du, renumber.
4465 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
4466 (notice_new_block): Do not set BB_UPDATE_LIFE.
4467 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
4468 merge_blocks_move_successor_nojumps, merge_blocks,
4469 try_crossjump_to_edge): Likewise.
4470 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
4471 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
4472 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
4473 (merge_of_block): Do not use life_data_ok.
4474 (find_if_case_1): Do not use SET_UPDATE_LIFE.
4475 (if_convert): Use BB_DIRTY mechanizm to update life.
4476 * lcm.c (optimize_mode_switching): Update
4477 update_life_info_in_dirty_blocks
4479 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4481 * Makefile.in (integrate.o): Update.
4482 * c-decl.c (copy_lang_decl): Rename.
4483 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4484 * integrate.c: Include langhooks.h.
4485 (copy_decl_for_inlining): Update to use langhook.
4486 * langhooks-def.h (lhd_do_nothing_t,
4487 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
4488 (LANG_HOOKS_INITIALIZER): Update.
4489 * langhooks.c (lhd_do_nothing_t): New.
4490 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
4491 * tree.h (copy_lang_decl): Remove.
4493 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4495 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
4497 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
4498 POST_DEC, and POST_MODIFY.
4500 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4502 * c-typeck.c (digest_init): Remove unused parameter; all
4505 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4507 * expmed.c (expand_shift): Correctly test for low part of a
4510 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4512 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4513 insn UIDs with insn addresses.
4515 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4517 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4518 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4519 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4520 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4521 gcc.c, toplev.c: Delete code implementing -traditional mode.
4523 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4524 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4525 Document removal of -traditional mode for compilation, and
4526 remove documentation only relevant to that mode.
4528 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4529 config/convex/convex.h, config/d30v/d30v.h,
4530 config/i386/dgux.h, config/i386/osf1elf.h,
4531 config/i386/osfelf.h, config/i386/osfrose.h,
4532 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4533 config/m68k/hp310.h, config/m88k/dgux.h,
4534 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4535 config/m88k/m88k.h, config/m88k/openbsd.h,
4536 config/mips/abi64.h, config/mips/osfrose.h,
4537 config/mips/svr4-5.h, config/mips/svr4-t.h,
4538 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4539 config/stormy16/stormy16.h: Remove all references to
4540 -traditional from target specs. Delete all mention of the
4541 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4542 delete a couple of commented-out definitions of
4543 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4546 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4547 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4549 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4551 * mklibgcc.in: Don't use \n in a line subject to
4552 interpretation by echo.
4554 2002-02-27 Graham Stott <grahams@redhat.com>
4556 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4559 * loop.c (prescan_loop): Handle PARALLEL.
4561 * unroll.c (loop_iterations): Return 0 if the add_val for
4564 * final.c (output_operand_lossage): Constify PFX_STR.
4566 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4568 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4570 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4571 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4573 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4575 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4577 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4579 * cpplex.c (_cpp_lex_token): Handle directives in macro
4581 * cpplib.c (_cpp_handle_directive): Save and restore state
4582 if parsing macro args when entering a directive.
4583 * cppmacro.c (collect_args): No need to handle directives
4585 (enter_macro_context, replace_args): Use the original macro
4586 definition in case it was redefined whilst collecting arguments.
4590 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4592 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4593 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4594 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4596 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4597 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4598 (load_toc_v4_PIC_2): Same.
4600 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4602 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4604 2002-02-26 Richard Henderson <rth@redhat.com>
4606 * config/alpha/alpha.md (ashldi_se): Re-enable.
4608 2002-02-26 Richard Henderson <rth@redhat.com>
4610 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4611 MODULE_LOCAL_P; improve commentary.
4613 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4615 * doc/cpp.texi: Clarify documentation of relationship between
4618 2002-02-26 Kazu Hirata <kazu@hxi.com>
4620 * config/h8300/h8300-protos.h: Update the prototype for
4621 compute_logical_op_length. Add the prototype for
4622 compute_logical_op_cc.
4623 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4625 (compute_logical_op_cc): New.
4626 * config/h8300/h8300.md: Combine all the logical op patterns
4627 in HImode and SImode. Use compute_logical_op_cc.
4629 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4631 * config/i386/i386.c (print_operand): Don't append ATT-style
4632 length suffixs to x87 opcodes when in Intel mode.
4634 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4636 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4637 (init_emit_once): Update calls.
4638 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4639 (init_syntax_once): Prototype.
4641 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4643 * pa-linux.h (LIB_SPEC): Update definition.
4644 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4646 2002-02-26 Richard Henderson <rth@redhat.com>
4648 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4649 if we emitted a stop bit.
4651 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4653 * configure.in (libgcc_visibility): Substitute.
4654 * configure: Rebuilt.
4655 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4656 defined symbols .hidden.
4658 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4660 * attribs.c (c_common_attribute_table): Add visibility.
4661 (handle_visibility_attribute): New function.
4662 * varasm.c (assemble_visibility): New function.
4663 * output.h (assemble_visibility): Add prototype.
4664 * tree.h (MODULE_LOCAL_P): Define.
4665 * crtstuff.c (__dso_handle): Use visibility attribute.
4666 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4667 for MODULE_LOCAL_P symbols too.
4668 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4669 MODULE_LOCAL_P symbols the same way as local symbols.
4670 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4671 into .sdata/.sbss by the user.
4672 * doc/extend.texi (Function Attributes): Document visibility
4675 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4678 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4679 STRING_CST initializer spanning the whole variable without
4681 If expand_expr returned MEM, don't use it.
4683 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4685 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4686 generate a die for the lexical block.
4688 2002-02-26 Kazu Hirata <kazu@hxi.com>
4690 * config/h8300/h8300-protos.h: Add a prototype for
4691 compute_logical_op_length.
4692 * config/h8300/h8300.c (compute_logical_op_length): New.
4693 * config/h8300/h8300.md (anonymous logical patterns): Use
4694 compute_logical_op_length for length.
4696 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4698 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4700 (gen_type_die): Same.
4702 * attribs.c (handle_vector_size_attribute): Set debug information.
4704 2002-02-26 Daniel Egger <degger@fhm.edu>
4706 * config/rs6000/rs6000.md: Swap define_insn attributes to
4707 fix incorrect generation of merge high instructions instead
4710 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4712 * c-typeck.c (really_start_incremental_init): Use
4713 bitsize_zero_node for vectors.
4715 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4717 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4718 ("*set_vrsave_internal"): Same.
4720 2002-02-25 Richard Henderson <rth@redhat.com>
4722 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4723 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4725 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4728 * config/i386/i386.c (ix86_return_pops_args): Only pop
4729 fake structure return argument if it was passed on the stack.
4731 2002-02-25 Jason Merrill <jason@redhat.com>
4733 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4736 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4738 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4739 link with shared_name only.
4740 * doc/invoke.texi (Link Options): Document new behavior.
4742 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4744 * c-typeck.c (push_init_level): Handle vectors.
4746 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4748 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4749 operands of SPARC_SETHI_P.
4750 (input_operand): Likewise.
4751 (sparc_emit_set_const32): Likewise.
4752 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4753 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4754 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4755 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4756 (movdi_insn_sp64_vis): Likewise.
4757 (movdi split, movdf split): Use SETHI32.
4758 * doc/md.texi: Document SPARC constraints L, M and N.
4760 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4762 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4763 ("*set_vrsave_internal"): use mfspr for Darwin.
4765 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4766 gen_get_vrsave_internal.
4768 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4770 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4772 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4774 * cpplex.c (cpp_interpret_charconst): Get signedness or
4775 otherwise of wide character constants correct.
4776 * cppexp.c (lex): Get signedness of wide charconsts correct.
4778 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4780 * optabs.c (widen_operand): Only call convert_modes for
4781 promoted SUBREG if signedness matches.
4782 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4784 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4786 * cpplib.c (glue_header_name): Use local buffer to build up
4789 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4791 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4793 2002-02-23 Kazu Hirata <kazu@hxi.com>
4795 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4796 H8/300[HS] separately.
4797 * config/h8300/h8300.md: Remove the early clobber constraint
4798 from bit field patterns.
4800 2002-02-23 Kazu Hirata <kazu@hxi.com>
4802 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4804 (mulhisi3): Likewise.
4805 (umulqisi3): Likewise.
4806 (umulhisi3): Likewise.
4808 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4810 * cppinit.c (output_deps): Correct test for stdout output.
4811 (init_dependency_output): Cure warning.
4813 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4815 * expr.c (store_expr): When converting expression to promoted
4816 equivalent type, allow using SUBREG_REG of TARGET as the target
4817 of the expansion of EXP.
4818 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4819 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4820 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4821 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4822 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4824 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4827 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4828 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4830 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4832 PR optimization/5747
4833 * loop.c (scan_loop): Update reg info if move_movables created new
4836 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4838 * gcc.c (init_gcc_spec): Revert last change.
4840 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4842 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4843 gpc_reg_operand constraint.
4845 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4847 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4848 Simplify comparison of `low'.
4849 (add_operand): Fix formatting.
4850 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4851 (mask_operand): Disallow mask to wrap in 64-bit mode.
4852 (rs6000_stack_info): Remove redundant test setting push_p.
4853 (output_toc): Fix formatting.
4854 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4855 cc_reg_not_cr0_operand constraint.
4856 (booldi3, boolcdi3 splitters): Same.
4858 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4860 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4862 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4864 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4865 gcc invoked with -shared-libgcc.
4867 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4870 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4871 decl if any of elements was TREE_USED.
4873 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4875 * config/sparc/sol2.h: Don't include sys/mman.h.
4876 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4877 (arith_4096_operand): Don't throw high bits away.
4878 (const64_operand): Take sign extension of CONST_INTs into account.
4879 (const64_high_operand, sparc_emit_set_const32): Likewise.
4880 (GEN_HIGHINT64): Likewise.
4881 (sparc_emit_set_const64_quick1): Likewise.
4882 (const64_is_2insns): Likewise.
4883 (print_operand): Use trunc_int_for_mode for sign extension.
4884 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4885 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4886 chars. Assume CONST_INT is already properly sign-extended.
4887 (movdi split): Sign-extend each SImode part.
4888 (andsi3 split): Don't mask high bits off, so that result
4889 remains properly sign-extend.
4890 (iorsi3 split): Likewise.
4891 (xorsi3 split): Likewise.
4893 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4895 * fold-const.c (fold): Fix typo in comments.
4897 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4899 * Makefile.in (langhooks.o): Update dependencies.
4901 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4903 * langhooks.c: Include flags.h.
4905 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4907 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4909 * c-common.c (c_common_post_options): Set inline trees by
4912 * doc/extend.texi (Function Attributes): Document always_inline
4914 Update documentation about inlining when not optimizing.
4916 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4918 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4919 unless DECL_ALWAYS_INLINE.
4921 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4922 unless DECL_ALWAYS_INLINE.
4923 (c_disregard_inline_limits): Disregard if always_inline set.
4925 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4926 Disregard if always_inline set.
4927 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4928 unless DECL_ALWAYS_INLINE.
4930 * attribs.c (handle_always_inline_attribute): New.
4931 (c_common_attribute_table): Add always_inline.
4933 * config/rs6000/altivec.h: Add prototypes for builtins
4934 requiring the always_inline attribute.
4936 2002-02-21 Eric Christopher <echristo@redhat.com>
4938 * expmed.c (store_bit_field): Try to simplify the subreg
4939 before generating a new one when when the mode size of
4940 value is less than maxmode.
4942 2002-02-21 Richard Henderson <rth@redhat.com>
4944 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4945 than gen_rtx_PLUS to form the sum.
4946 * explow.c (force_reg): Rearrange to not allocate new pseudo
4947 when force_operand returns a register.
4948 * expr.c (expand_assignment): Allow offset_rtx expansion to
4949 return a sum. Do not force addresses into registers.
4950 (expand_expr): Likewise.
4951 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4952 to canonicalize arithmetic that didn't simpify.
4953 (simplify_plus_minus): New argument force; update
4954 all callers. Don't split CONST unless we can do something with it,
4955 and wouldn't lose the constness of the operands.
4957 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4958 that we generated earlier.
4960 2002-02-21 Tom Tromey <tromey@redhat.com>
4962 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4963 (output_line_info): Use constant `1', with a long explanatory
4965 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4967 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4969 * jump.c (redirect_jump): If old label has no UID, don't try to
4972 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4974 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4975 If input is constant, do shifts at compile time.
4977 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4979 * doc/extend.texi: Fix some more overfull hboxes.
4981 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4983 PR optimization/4994
4984 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4987 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4990 * expr.h (expand_and): Add mode argument.
4991 * expmed.c (expand_and): Add mode argument.
4992 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4993 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4994 * except.c (expand_builtin_extract_return_addr): Likewise.
4995 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4996 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4997 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4998 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4999 * config/c4x/c4x.md: Use GEN_INT (x) instead of
5000 gen_rtx (CONST_INT, VOIDmode, x).
5002 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5005 * stmt.c (warn_if_unused_value): Move side effects test once more.
5007 2002-02-20 Torbjorn Granlund <tege@swox.com>
5009 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
5010 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
5012 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
5014 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
5015 SUBREG or ZERO_EXTEND.
5017 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
5019 * sh.h (current_function_anonymous_args): Remove.
5020 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
5021 of current_function_varargs and current_function_stdarg is set.
5022 * sh.c (sh_expand_prologue): Check current_function_varargs /
5023 current_function_stdarg / TARGET_SH5 instead of
5024 current_function_anonymous_args.
5026 * sh64.h (TARGET_VERSION): Define.
5028 2002-02-20 David Edelsohn <edelsohn@gnu.org>
5030 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
5031 VRSAVE_REGNO on TARGET_ALTIVEC.
5033 2002-02-20 Alan Modra <amodra@bigpond.net.au>
5035 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
5036 bits of SImode const_int.
5037 (includes_rshift_p): Likewise.
5038 (print_operand): Call mask_operand and mask64_operand with correct
5040 (rs6000_output_function_epilogue): Pad traceback table to word.
5041 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
5042 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
5043 mask64_operand with correct mode.
5044 (FUNCTION_ARG_REGNO_P): Correct parentheses.
5046 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5049 * varasm.c (get_pool_constant_mark): New.
5050 * rtl.h (get_pool_constant_mark): Add prototype.
5051 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
5052 be represented if it has not been output.
5054 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5056 * combine.c (do_SUBST): Sanity check substitutions of
5057 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
5058 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
5059 CONST_INT into its operand.
5060 (known_cond): Likewise, for ZERO_EXTEND.
5061 * simplify-rtx.c (simplify_unary_operation): Fix condition to
5062 allow for simplification of wide modes. Reject CONST_INTs in
5063 ZERO_EXTEND when their actual mode is not given.
5065 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5067 * c-decl.c (pushdecl): If no global declaration is found for an
5068 extern declaration in block scope, try a limbo one.
5070 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5073 * c-common.c (pointer_int_sum): Moved from...
5074 * c-typeck.c (pointer_int_sum): ...here.
5075 * c-common.h (pointer_int_sum): Add prototype.
5077 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5080 * c-decl.c (duplicate_decls): Return 0 if issued error about
5083 2002-02-20 Roger Sayle <roger@eyesopen.com>
5084 Jakub Jelinek <jakub@redhat.com>
5087 * tree.c (host_integerp): Ensure that the constant integer is
5088 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
5089 when pos is zero or non-zero respectively. Clarify comment.
5090 * c-format.c (check_format_info_recurse): Fix host_integerp
5091 usage; the pos argument should be zero when assigning to a
5092 signed HOST_WIDE_INT.
5094 2002-02-20 Richard Henderson <rth@redhat.com>
5096 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
5097 of the operand, rather than assuming TImode.
5098 (ix86_expand_binop_builtin): Cope with commutative patterns
5099 using nonimmediate_operand for both operands.
5100 (ix86_expand_timode_binop_builtin): Likewise.
5101 (ix86_expand_store_builtin): Validate operand 1.
5102 (ix86_expand_unop1_builtin): Likewise.
5104 2002-02-20 Philip Blundell <philb@gnu.org>
5107 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
5109 2002-02-20 Richard Henderson <rth@redhat.com>
5112 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
5114 2002-02-20 Tom Tromey <tromey@redhat.com>
5116 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5117 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5118 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5119 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5120 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
5123 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
5125 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
5126 for (const_int 0) in X not just INTVAL.
5128 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
5130 * doc/extend.texi: Avoid or reduce overfull hboxes.
5132 2002-02-20 Diego Novillo <dnovillo@redhat.com>
5134 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
5135 operations if the field does not start at a mode boundary.
5137 2001-02-20 Joel Sherrill <joel@OARcorp.com>
5139 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
5140 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
5141 Also done for -Acpu and -Amachine.
5143 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
5145 * cppinit.c (init_dependency_output): Take deps output file
5146 from -o if none given with -MF. Suppress normal output.
5147 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5148 * doc/cpp.texi, doc/invoke.texi: Update.
5150 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5152 * toplev.c (output_quoted_string): Write unprintable
5153 characters with octal escapes.
5155 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5157 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
5158 really_call_used[VRSAVE_REGNO] if not Altivec.
5160 2002-02-19 Alan Modra <amodra@bigpond.net.au>
5162 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
5164 (constant_pool_expr_1): Fix formatting.
5165 (rs6000_legitimize_reload_address): Likewise.
5167 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5169 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
5170 now that we have one.
5172 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5174 * tree.h (struct tree_common): Remove aux. Add unused_0 at
5175 end of first block of bitfields (which was only seven bits);
5176 rename dummy to unused_1; remove comment which is no longer true.
5178 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5180 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
5182 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5185 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
5189 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
5190 arm_is_longcall_p rather than inspecting call-type cookie
5192 (call_value_insn) [TARGET_THUMB]: Likewise.
5194 2002-02-19 Graham Stott <grahams@redhat.com>
5196 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
5198 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5200 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
5201 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
5202 (FP_SAVE_INLINE): Delete.
5204 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
5205 * config/rs6000/eabi.asm: Remove ABI save restore routines.
5206 * config/rs6000/t-ppccomm: Build crtsavres.o.
5207 * config/rs6000/crtsavres.asm: New file.
5209 2002-02-19 Philip Blundell <philb@gnu.org>
5211 * config/arm/arm.c (use_return_insn): Don't reject interrupt
5213 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
5214 (output_return_instruction): Allow interrupt functions to return with
5215 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
5216 (arm_expand_prologue): Subtract 4 before stacking LR in an
5219 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5221 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
5222 decl, not just FUNCTION_DECL.
5223 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
5224 (arm_assemble_integer): Likewise.
5225 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
5228 2002-02-19 matthew green <mrg@eterna.com.au>
5230 * config.gcc (sparc-*-netbsdelf*): Enable target.
5231 (sparc64-*-netbsd*): New target.
5232 * config/sparc/netbsd-elf.h: New file.
5233 * config/sparc/t-netbsd64: New file.
5235 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5237 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
5239 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
5241 * doc/invoke.texi: explicitly list the style guidelines that
5242 -Weffc++ checks for.
5244 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
5246 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
5248 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
5251 * gcc.c (cpp_unique_options): Treat -o as indicating object file
5252 only if not -E. If -E, pass -o through to the preprocessor.
5254 2002-02-19 Kazu Hirata <kazu@hxi.com>
5256 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
5257 register number with an appropriate macro.
5259 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5261 * doc/rtl.texi (Constants): Close @code tag.
5263 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
5265 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
5266 ("mmx_uavgv4hi3"): Same.
5267 ("pmulhrwv4hi3"): Same.
5269 * tree-inline.c (walk_tree): Handle vectors.
5271 * c-common.c (constant_expression_warning): Handle vectors.
5272 (overflow_warning): Same.
5274 * sched-deps.c (sched_analyze_2): Handle vectors.
5276 * rtlanal.c (rtx_unstable_p): Handle vectors.
5277 (rtx_varies_p): Same.
5278 (count_occurrences): Same.
5279 (regs_set_between_p): Same.
5280 (modified_between_p): Same.
5281 (modified_in_p): Same.
5282 (volatile_insn_p): Same.
5283 (volatile_refs_p): Same.
5284 (side_effects_p): Same.
5286 (inequality_comparisons_p): Same.
5287 (replace_regs): Same.
5288 (computed_jump_p_1): Same.
5290 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
5292 (inner_mode_array): New.
5293 (copy_rtx): Handle vectors.
5294 (copy_most_rtx): Same.
5295 (rtx_equal_p): Same.
5296 (get_mode_alignment): Adjust for vectors.
5298 * resource.c (mark_referenced_resources): Handle vectors.
5299 (mark_set_resources): Same.
5301 * reload1.c (eliminate_regs): Handle vectors.
5302 (elimination_effects): Same.
5303 (scan_paradoxical_subregs): Same.
5305 * reload.c (subst_reg_equivs): Handle vectors.
5307 * regrename.c (scan_rtx): Handle vectors.
5309 * regclass.c (reg_scan_mark_refs): Handle vectors.
5311 * recog.c (find_single_use_1): Handle vectors.
5313 * local-alloc.c (equiv_init_varies_p): Handle vectors.
5314 (contains_replace_regs): Same.
5315 (memref_referenced_p): Same.
5317 * integrate.c (copy_rtx_and_substitute): Handle vectors.
5318 (subst_constants): Same.
5320 * genattrtab.c (attr_copy_rtx): Handle vectors.
5321 (encode_units_mask): Same.
5322 (clear_struct_flag): Same.
5323 (count_sub_rtxs): Same.
5325 * gcse.c (want_to_gcse_p): Handle vectors.
5326 (oprs_unchanged_p): Same.
5327 (hash_expr_1): Same.
5328 (oprs_not_set_p): Same.
5329 (expr_killed_p): Same.
5330 (compute_transp): Same.
5331 (store_ops_ok): Same.
5333 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5335 (fixup_var_refs_1): Same.
5336 (instantiate_virtual_regs_1): Same.
5338 * fold-const.c (operand_equal_p): Handle vectors.
5340 (rtl_expr_nonnegative_p): Same.
5342 * flow.c (mark_used_regs): Handle vectors.
5344 * df.c (df_uses_record): Handle vectors.
5346 * cselib.c (cselib_subst_to_values): Handle vectors.
5347 (cselib_mem_conflict_p): Same.
5350 * cse.c (canon_reg): Handle vectors.
5352 (cse_process_notes): Same.
5353 (count_reg_usage): Same.
5356 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5358 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5360 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5361 (gen_rtx): Handle CONST_VECTOR.
5362 (gen_const_vector_0): New.
5363 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5364 (reset_used_flags): Same.
5365 (copy_insn_1): Same.
5366 (initializer_constant_valid_p): Handle VECTOR_CST.
5368 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5370 * doc/rtl.texi (Constants): Document const_vector.
5371 (CONST0_RTX): Update for vectors.
5372 (RTL sharing): Same.
5374 * print-tree.c (print_node): Add case for VECTOR_CST.
5376 * tree.h (TREE_VECTOR_CST_ELTS): New.
5377 (struct tree_vector): New.
5378 (union tree_node): Add vector node.
5379 (build_vector): Add prototype.
5381 * tree.def (VECTOR_CST): New.
5383 * tree.c (build_vector): New.
5385 * expmed.c (make_tree): Handle CONST_VECTOR.
5387 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5388 (CONST_VECTOR_ELT): New.
5389 (CONST_VECTOR_NUNITS): New.
5391 * machmode.h (GET_MODE_INNER): New.
5392 (DEF_MACHMODE): Accept 8th arg.
5394 * machmode.def: Add 8th argument for vector inner mode.
5395 Add inner vector modes for vectors.
5397 * rtl.def (VEC_CONST): Remove.
5398 (CONST_VECTOR): New.
5400 * expr.c (clear_storage): Allow vectors.
5401 (is_zeros_p): Handle VECTOR_CST.
5403 * varasm.c (output_constant_pool): Handle vectors.
5404 (rtx_const): Add veclo and vechi fields.
5405 (kind): Add RTX_VECTOR.
5406 (decode_rtx_const): Add case for vector.
5408 * config/rs6000/rs6000-protos.h: Add zero_constant.
5410 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
5411 constants. Force easy vector constants into memory.
5412 (easy_vector_constant): New.
5413 (emit_easy_vector_constant): New.
5414 (rs6000_legitimize_reload_address): Do not generate bad reloads on
5417 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
5419 ("altivec_lvxl"): Same.
5420 (altivec_lvebx): Same.
5421 (altivec_lvehx): Same.
5422 (altivec_lvewx): Same.
5423 ("*movv4si_const0"): New.
5424 ("*movv4sf_const0"): New.
5425 ("*movv8hi_const0"): New.
5426 ("*movv16qi_const0"): New.
5428 2002-02-18 Kazu Hirata <kazu@hxi.com>
5430 * config/h8300/h8300.c (notice_update_cc): Use
5433 2002-02-18 Kazu Hirata <kazu@hxi.com>
5435 * config/h8300/h8300.md (divmod patterns): Change the
5436 constraints for operands[1] to register_operand.
5438 2002-02-18 Kazu Hirata <kazu@hxi.com>
5440 * config/h8300/h8300-protos.h: Remove the prototype for
5442 * config/h8300/h8300.c (p_operand): Remove.
5443 * config/h8300/h8300.md: Replace p_operand with
5446 2002-02-18 Philip Blundell <pb@nexus.co.uk>
5448 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
5450 (output_return_instruction): Allow use of LDR to unstack
5451 return addresss even for interrupt handlers or when
5452 interworking. If compiling for ARMv5, use interworking-safe
5453 return instructions by default. Remove duplicated code and
5454 lengthy "strcat" sequences.
5456 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5458 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
5459 (LINK_EH_SPEC): Define.
5460 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
5462 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5464 * config/s390/s390.c (s390_emit_prologue): Do not set the
5465 frame_related flag for call-clobbered registers.
5467 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
5469 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
5470 (construct_container): Fix handling of SSE operands.
5471 (ix86_expand_builtin): Fix handling of 64bit pointers.
5472 (mmx_maskmovq_rex): New pattern.
5474 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
5476 * regrename.c (kill_set_value): Handle subregs properly.
5478 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
5480 * objc/objc-act.c (handle_impent): Remove leading '*'
5481 from objc_class_name.
5483 2002-02-17 Richard Henderson <rth@redhat.com>
5485 * config/alpha/alpha.c (some_small_symbolic_operand,
5486 some_small_symbolic_operand_1, split_small_symbolic_operand,
5487 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
5488 Handle small SYMBOL_REFs anywhere, not just inside memories.
5489 * config/alpha/alpha-protos.h: Update.
5490 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5491 * config/alpha/alpha.md (small symbolic operand splitter): Update.
5493 2002-02-17 Roland McGrath <roland@frob.com>
5495 * config.gcc (powerpc-*-gnu-gnualtivec*,
5496 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
5497 * config/rs6000/gnu.h: New file.
5498 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
5499 Grok "gnu" in rs6000_abi_name.
5500 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5501 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5502 Grok -mcall-gnu analogous to -mcall-linux et al.
5503 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5504 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5505 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5507 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5510 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5513 2002-02-17 Philipp Thomas <pthomas@suse.de>
5515 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5516 ENDFILE_SPEC before (re)defining them.
5518 2002-02-17 Kazu Hirata <kazu@hxi.com>
5520 * config/h8300/h8300.c: Fix formatting.
5521 * config/h8300/h8300.h: Likewise.
5523 2002-02-17 Philipp Thomas <pthomas@suse.de>
5525 * doc/tm.texi: Explain why empty strings should not be
5526 marked for translation.
5528 2002-02-17 Philipp Thomas <pthomas@suse.de>
5530 * final.c (output_operand_lossage): Changed to accept
5531 printf style arguments. Change calls where necessary.
5532 * output.h (output_operand_lossage): Change declaration
5533 accordingly. Update copyright.
5534 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5535 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5536 Update copyright date where necessary.
5538 * config/i386/i386.c (print_operand): Likewise. Remove use of
5541 * config/cris/cris.c (cris_operand_lossage): Likewise.
5542 Rename parameter so that exgettext recognizes it as
5543 translatable message.
5544 (LOSE_AND_RETURN): Rename parameter to msgid.
5546 2002-02-17 Kazu Hirata <kazu@hxi.com>
5548 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5549 hard coded register number with an appropriate macro.
5550 (HARD_REGNO_MODE_OK): Likewise.
5551 (ARG_POINTER_REGNUM): Likewise.
5552 (STATIC_CHAIN_REGNUM): Likewise.
5553 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5554 * config/h8300/h8300.md (define_constants): Define more
5557 2002-02-17 Philipp Thomas <pthomas@suse.de>
5559 * config/i386/i386.h: Don't mark empty strings for translation.
5561 2002-02-16 H.J. Lu <hjl@gnu.org>
5563 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5565 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5567 * cppinit.c (merge_include_chains): Check for brack being
5568 NULL before attempting to merge it with qtail.
5570 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5572 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5575 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5577 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5579 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5581 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5582 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5583 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5585 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5587 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5588 now only if !TARGET_FIX.
5589 (*movsi_nt_vms_fix): New pattern.
5591 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5593 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5594 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5595 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5596 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5597 (alpha_start_function, alpha_expand_epilogue): Likewise.
5598 (unicosmk_gen_dsib): Likewise.
5600 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5602 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5604 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5606 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5607 check_and_change_labels, s390_final_chunkify): Delete.
5608 (s390_split_branches, s390_chunkify_pool): New functions.
5609 (s390_function_prologue): Call them.
5611 * config/s390/s390.h (S390_REL_MAX): Delete.
5612 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5614 * config/s390/s390.md (cjump, icjump, jump): Fix length
5615 attribute calculation.
5618 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5620 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5621 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5623 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5625 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5626 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5627 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5629 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5631 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5633 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5635 * reload.c (find_dummy_reload): Check that an output register
5636 is valid for its mode.
5638 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5640 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5643 * function.c (assign_parms): Demote promoted argument passed by
5644 transparent reference.
5646 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5648 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5649 -Acpu() and -Amachine() to eliminate warnings.
5651 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5653 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5655 2002-02-14 Kazu Hirata <kazu@hxi.com>
5657 * config/h8300/h8300-protos.h: Update the prototype for
5659 * config/h8300/h8300.c (const_costs): Treat SET as a little
5660 more expensive operation.
5661 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5662 reference to const_costs.
5664 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5666 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5668 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5671 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5672 use arguments from newtype.
5674 2002-02-13 Eric Christopher <echristo@redhat.com>
5676 * config/mips/mips.c (override_options): Add check for march/mipsX
5677 on the same command line. Fix error message in cpu processing.
5678 Remove architecture and ISA checks.
5680 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5682 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5684 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5686 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5688 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5690 ("*movv8hi_internal1"): Same.
5691 ("*movv16qi_internal1"): Same.
5692 ("*movv4sf_internal1"): Same.
5694 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5695 not push_reload for altivec modes.
5697 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5699 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5700 all RTEMS targets including removal of #includes from config/*/rtems*.h
5701 file and adding them to tm_file setting. Added xm_defines=POSIX to
5703 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5704 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5705 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5706 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5707 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5708 config/m68k/rtemself.h: Ditto.
5709 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5710 config/mips/rtems64.h: Ditto.
5711 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5712 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5714 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5715 config/sparc/rtemself.h: Ditto.
5716 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5717 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5718 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5720 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5721 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5722 target made more similar to i386-elf.
5723 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5724 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5725 be similar to config/m68k/t-m68kelf.
5726 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5728 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5730 * regmove.c (kill_value): Handle subregs.
5732 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5734 * i386.md (mul patterns): Allow memory operand to be first;
5735 add expanders where needed; fix constraints.
5736 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5737 Allow memory operand to be the first.
5739 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5742 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5745 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5748 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5750 PR optimization/5547:
5751 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5752 all valid IA-32 address modes involving non-scaled %ebx and
5753 GOT/GOTOFF as displacement.
5755 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5757 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5758 after emitting ltorg insns.
5760 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5761 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5762 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5763 *abssf2): Fix "op_type" attribute.
5765 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5767 * mkconfig.sh: Avoid using a subshell redirect.
5768 ($output.T): Change to $(output)T.
5769 (ENABLE_NLS): Remove unneeded undef.
5771 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5772 * config/alpha/x-vms (libsubdir): Define.
5774 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5775 register frame procedures. Optimize retrieving context.
5777 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5778 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5779 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5781 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5783 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5784 Make same change as for find_base_value.
5786 2002-02-13 Kazu Hirata <kazu@hxi.com>
5788 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5789 of QImode and SImode.
5791 2002-02-13 Kazu Hirata <kazu@hxi.com>
5793 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5794 length computation of movsi.
5795 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5797 2002-02-13 Kazu Hirata <kazu@hxi.com>
5799 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5800 operands[2] to register_operand.
5802 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5804 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5806 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5808 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5809 for altivec_lvx* and altivec_stvx*.
5810 ("*movv4si_internal"): Add constraint for loading from GPRs.
5811 ("*movv8hi_internal1"): Same.
5812 ("*movv16qi_internal1"): Same.
5813 ("*movv4sf_internal1"): Same.
5815 * config/rs6000/rs6000.c (altivec_register_operand): New.
5817 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5818 altivec_register_operand.
5820 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5822 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5825 2002-02-13 Stan Shebs <shebs@apple.com>
5827 * c-typeck.c (digest_init): Handle vectors.
5828 (really_start_incremental_init): Same.
5829 (pop_init_level): Same.
5830 (process_init_element): Same.
5832 * varasm.c (output_constant): Same.
5834 * expr.c (clear_storage): Same.
5835 (store_constructor): Same.
5837 2002-02-12 Eric Christopher <echristo@redhat.com>
5839 * explow.c (hard_function_value): Add comment explaining
5840 signed/unsigned comparison.
5842 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5844 * jump.c (never_reached_warning): Add finish argument.
5845 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5846 real insn after end.
5847 * rtl.h (never_reached_warning): Adjust prototype.
5848 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5849 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5850 never_reached_warning.
5852 2002-02-12 Graham Stott <grahams@redhat.com>
5854 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5856 2002-02-12 Kazu Hirata <kazu@hxi.com>
5858 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5859 logical shifts on H8/300.
5860 (shift_alg_si): Improve several shifts on H8/300.
5861 (get_shift_alg): Likewise.
5863 2002-02-12 Graham Stott <grahams@redhat.com>
5865 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5867 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5869 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5870 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5872 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5874 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5875 non-CONST_INT through default_assemble_integer.
5876 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5877 <case 8>: Abort for CONST_DOUBLE.
5879 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5881 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5883 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5884 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5886 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5888 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5890 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5892 * regrename.c (regrename_optimize): Don't accept a
5893 part-clobbered register if the replaced register is not part
5896 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5897 take padding into account when computing the argument value.
5899 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5901 * combine.c (try_combine): Apply substitutions in
5902 CALL_INSN_FUNCTION_USAGE too.
5904 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5906 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5907 __builtin_altivec_abs*.
5910 * config/rs6000/rs6000.h (rs6000_builtins): Add
5911 ALTIVEC_BUILTIN_ABS*.
5913 * config/rs6000/altivec.h: Use const char for builtins expecting
5915 (vec_abs): New versions for C and C++.
5918 2002-02-10 Kazu Hirata <kazu@hxi.com>
5920 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5923 2002-02-10 Kazu Hirata <kazu@hxi.com>
5925 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5926 constant definition from h8300.md.
5927 (FRAME_POINTER_REGNUM): Likewise.
5928 * config/h8300/h8300.md (define_constants): Add FP_REG.
5930 2002-02-10 Kazu Hirata <kazu@hxi.com>
5932 * config/h8300/h8300.c (print_operand): Remove redundant code.
5934 2002-02-10 Kazu Hirata <kazu@hxi.com>
5936 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5937 * config/h8300/h8300.c (byte_reg): Make it static.
5939 2002-02-10 Richard Henderson <rth@redhat.com>
5942 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5944 2002-02-10 Richard Henderson <rth@redhat.com>
5947 * tree.c (append_random_chars): Don't abort if main_input_filename
5950 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5952 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5954 2002-02-10 Kazu Hirata <kazu@hxi.com>
5956 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5957 (pushhi1): Likewise.
5959 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5961 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5962 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5964 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5966 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5968 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5970 2002-02-09 Kazu Hirata <kazu@hxi.com>
5972 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5973 a half of an SImode register on H8/300.
5975 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5977 * i386.md (movdi_2): Add missing '!'.
5979 2002-02-09 Kazu Hirata <kazu@hxi.com>
5981 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5984 2002-02-09 Kazu Hirata <kazu@hxi.com>
5986 * config/h8300/h8300.md (length): Correct the distance valid
5987 for the short branch.
5989 2002-02-09 Kazu Hirata <kazu@hxi.com>
5991 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5993 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5995 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5996 registers in SImode.
5997 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
6000 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
6003 Contribute sh64-elf.
6004 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
6005 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
6006 (sh_cannot_modify_jumps_p): New function.
6007 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6008 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
6009 (sh_ms_bitfield_layout_p): New function.
6010 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
6011 Zack Weinberg <zack@codesourcery.com>
6012 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
6013 expand_simple_binop instead of expand_binop.
6014 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
6015 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
6016 use of .quad and .uaquad.
6017 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
6018 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
6019 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6020 * config/sh/sh.md (movdi_const, movdi_const_32bit,
6021 movdi_const_16bit): Make sure all CONSTs have modes.
6022 (sym2PIC): Ditto, but by adjusting all callers.
6023 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
6024 if the prologue calls the SHmedia argument decoder or register
6026 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6027 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
6028 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
6029 (sh_expand_epilogue): Don't emit USE of return target register.
6030 (prepare_move_operands): Legitimize DImode PIC addresses.
6031 (sh_media_register_for_return): Skip tr0, used to initialize the
6033 (sh_expand_prologue): Remove explicit USE of return register.
6034 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
6035 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
6036 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
6037 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
6038 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
6040 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
6041 (MOVI_SHORI_BASE_OPERAND_P): New.
6042 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
6043 (EXTRA_CONSTRAINT_T): Define in terms of them.
6044 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
6045 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
6046 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
6047 alternatives supporting TARGET_REGS.
6048 (UNSPEC_GOTPLT): New constant.
6049 (movdi split): Move incrementing of LABEL_NUSES...
6050 (movdi_const, movdi_const_32bit): Here. Use
6051 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
6052 (movdi_const_16bit): New.
6053 (call, call_value) [flag_pic]: Use GOTPLT.
6054 (call_pop, call_value_pop): New expands.
6055 (call_pop_compact, call_pop_rettramp): New insns.
6056 (call_value_pop_compact, call_value_pop_rettramp): New insns.
6057 (sibcall) [flag_pic]: Use GOT.
6058 (builtint_setjmp_receiver): Remove bogus, unused expand.
6059 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
6060 (*pt, *ptb, ptrel): New insns.
6061 (sym2GOT): Handle DImode GOT.
6062 (sym2GOTPLT, symGOTPLT2reg): New expands.
6063 (sym2PIC): New expand.
6064 (shcompact_return_tramp): Use GOTPLT to return trampoline.
6065 (shcompact_return_tramp_i): Use return register explicitly.
6066 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
6067 disable flag_reorder_blocks.
6068 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6069 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
6070 clobbers, for clarity.
6071 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
6072 restoring of r0 in macl as MAYBE_DEAD.
6073 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
6074 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
6075 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
6076 alter_subreg all over.
6077 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
6078 reload, instead of emitting instructions that would require
6080 (casesi_load_media): Add missing modes.
6081 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
6082 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
6083 as used if the argument decoder is called.
6084 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6085 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
6086 Pmode, then extend it to DImode if necessary.
6087 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6088 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
6089 constants in FPU-enabled SHmedia, let them be loaded from memory.
6090 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6091 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
6092 Adjust whitespace in assembly output templates.
6093 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6094 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
6095 mode of if_then_else.
6096 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
6097 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
6099 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
6100 Joern Rennecke <amylaar@redhat.com>
6101 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
6102 (SUBTARGET_CPP_PTR_SPEC): New.
6103 (SUBTARGET_CPP_SPEC): Remove.
6104 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6105 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6106 Fix typo in previous checkin.
6107 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
6108 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
6109 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
6110 Alexandre Oliva <aoliva@redhat.com>
6111 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
6112 what single FP register can hold for SHmedia target.
6113 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6114 Alexandre Oliva <aoliva@redhat.com>
6115 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6116 Do not split into SUBREG.
6117 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
6118 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
6119 and added new functions as specified in SH5 ABI r9.
6120 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
6121 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
6123 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
6124 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
6125 gen_consttable_4 and gen_consttable_8. Emit multiple labels
6126 and consttable_window_ends.
6127 2001-06-03 Graham Stott <grahams@redhat,com>
6128 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
6129 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
6130 * config/sh/sh.c (print_operand): Handle floating-point pair,
6131 vector and matrix registers.
6132 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
6133 vector modes into account.
6134 * config/sh/sh.md (movv2sf): Split move between registers into
6136 (movv4sf, movv16sf): Introduce insns that get split only after
6138 * config/sh/shmedia.h: Fix Copyright dates.
6139 * config/sh/ushmedia.h: Likewise. Move loop counter
6140 declarations into conditionals that uses them.
6141 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
6143 * config/sh/sshmedia.h: Fix Copyright dates.
6144 (sh_media_PUTCFG): Fix constraints.
6145 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
6146 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
6147 ptrmemfunc_vbit_in_delta for SH5.
6148 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
6149 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
6150 * invoke.texi: Likewise.
6151 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
6152 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
6153 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
6154 GCC_pop_shmedia_regs_nofpu): New global symbols.
6155 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
6156 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
6157 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
6158 compact function with nonlocal labels.
6159 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
6160 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
6161 (initial_elimination_offset): Account for their stack space.
6162 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
6163 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
6164 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
6165 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
6166 least one of the operands to be a register.
6167 (movv2sf): Likewise. Renamed to movv2sf_i.
6168 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
6169 prepare_move_operands() before emitting SHmedia insns.
6170 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6171 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
6172 Don't save nor initialize r12. Don't mis-align the stack.
6173 Pad the code with a nop.
6174 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
6176 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
6177 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
6178 [__SHMEDIA__]: Implement.
6179 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
6180 * config/sh/sh.md: Set latency of `pt' closer to reality.
6181 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
6182 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
6183 Set move, load and store type attributes.
6184 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
6185 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
6187 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
6188 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
6189 * config/sh/sh.c (sh_media_register_for_return): New function.
6190 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
6191 branch-target register.
6192 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
6193 * config/sh/sh.md (return_media_i): Use any call-clobbered
6194 branch-target register.
6195 (return_media): If r18 wasn't copied in the prologue, copy it
6197 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
6198 Clear class FP0_REGS.
6199 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
6201 2001-03-08 DJ Delorie <dj@redhat.com>
6202 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
6203 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6204 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
6205 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6206 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
6207 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
6208 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
6209 return value correctly for call_cookie.
6210 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6211 * config/sh/crt1.asm (start): Modified so as to call
6212 ___setup_argv_and_call_main.
6213 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
6214 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
6216 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
6217 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
6218 (STRIP_NAME_ENCODING): Use it.
6219 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
6220 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6221 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
6222 prepare_scc_operands().
6223 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
6224 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
6225 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
6226 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
6227 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6228 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
6229 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
6230 used in shcompact_incoming_args.
6231 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
6233 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
6235 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
6237 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6238 Simplify. Adjust. Add sanity check.
6239 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
6241 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
6243 (udivsi3, divsi3): Use them.
6244 (force_mode_for_call): New insn.
6245 (call, call_value, sibcall_value): Emit it before SHcompact
6247 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6248 * config/sh/sh.md (call, call_value, sibcall): Make sure the
6249 call cookie is non-NULL before taking its value.
6250 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
6251 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
6252 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6253 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
6255 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
6256 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
6257 temporary for stack adjusts. Use MACL and MACH to pass
6258 arguments to shcompact_incoming_args.
6259 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
6261 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
6262 (nested_trampoline): Load static chain address into r1.
6263 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
6264 2001-01-07 Alexandre Oliva <aoliva@redhat.com
6265 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
6266 fp_arith_reg_operand().
6267 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
6268 * config/sh/sh.md (casesi): Sign-extend the first two operands,
6269 and use signed compares for them.
6270 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
6271 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
6272 ones properly aligned.
6273 (find_barrier): Account for extra alignment needed for 8-byte wide
6275 (machine_dependent_reorg): Require a label for the second 4-byte
6276 constant after an 8-byte one.
6277 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
6279 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6280 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
6281 last_float when switching float modes.
6282 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
6283 auto-increment for general-purpose registers.
6284 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
6286 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
6288 * config/sh/sh.c (sh_builtin_saveregs): Support using all
6289 registers for varargs.
6290 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6291 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
6292 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
6293 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
6294 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
6295 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
6296 call_cookie accordingly.
6297 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
6298 (SHCOMPACT_BYREF): Likewise.
6299 (SHCOMPACT_FORCE_ON_STACK): New macro.
6300 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
6301 (sh_builtin_saveregs): Likewise.
6302 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6303 shcompact_incoming_args): Use new shift values. Support
6304 sequences of consecutive and non-consecutive pushes/pops.
6305 * config/sh/sh.md (return): Don't explicitly use PR_REG.
6306 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
6307 * config/sh/sh.h (TEXT_SECTION): Define.
6308 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
6309 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6310 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
6311 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
6312 return values on FPU-enabled SHmedia.
6313 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
6314 FPU-enabled SHmedia.
6315 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
6316 value is returned in a non-FP reg and is not returned by
6318 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6320 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6321 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6322 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6323 quad-aligned to be passed by callee-copy reference.
6324 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6325 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6326 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6327 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6328 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6329 copying low-numbered FP regs to r7 and r8.
6330 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6331 FP regs to general-purpose regs only if the copy was passed on the
6333 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6334 copying FP reg to r9.
6335 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6336 copy FP regs to general-purpose regs only in outgoing calls.
6337 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6338 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6340 * config/sh/sh.h (struct sh_args): Document all fields.
6341 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6342 passed partially on the stack should not consider making
6344 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6345 stack_regs only for incoming calls. When passing FP args,
6346 make sure there are FP regs available before modifying
6348 (SHCOMPACT_BYREF): Pass double args in general-purpose
6349 registers by reference.
6350 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6351 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6352 attempt to generate sibcalls if the caller got any arguments
6354 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6355 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6356 to 8-byte boundaries.
6357 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6358 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6359 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6360 stored in the stack.
6361 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6362 for the offsets to have the ISA bit set.
6363 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6364 invocation. Use beq instead of bgt to mark end of sequence of
6366 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6367 bgt to mark end of sequence of stores.
6368 * config/sh/sh.c (arith_operand): Don't check whether
6369 CONST_OK_FOR_J for now.
6370 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6371 instead of long for conversion.
6372 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6373 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6374 before passing it to fprintf.
6375 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6376 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6377 Call set_fpscr before reading/writing SR.
6378 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6380 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6382 (FMOVD_WORKS): Define on SH5 with FPU.
6383 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6385 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6387 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6388 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6390 (ia_main_table): Ditto.
6391 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6392 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6393 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6394 the definitions from sh.h.
6395 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6397 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6398 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
6399 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6400 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
6401 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
6402 Increment LABEL_NUSES.
6404 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
6406 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
6408 * config/sh/elf.h (SIZE_TYPE): Likewise.
6409 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6410 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6411 shcompact_incoming_args): Load switch table addresses using
6413 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6414 (NO_BUILTIN_SIZE_TYPE): Define.
6415 (SIZE_TYPE): Don't define.
6416 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6417 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
6418 definition of __SH5__=32 for -m5-compact-nofpu.
6419 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
6421 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
6422 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
6423 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
6424 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
6425 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
6426 (INSN_LENGTH_ALIGNMENT): Likewise.
6427 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6428 * config/sh/sh.md (call, call_value, sibcall): Simplify
6429 copying of non-branch-target register.
6430 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6431 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
6432 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
6433 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6434 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
6435 floating-point values as structs.
6436 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
6437 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
6438 general-purpose register.
6439 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
6440 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6441 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
6442 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
6443 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
6444 (ENCODE_SECTION_INFO): Enclose variables and constants in
6446 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
6447 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
6448 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
6449 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
6450 only for LABEL_REFs. For SYMBOL_REFs, prepend
6451 SH_DATALABEL_ENCODING to the symbol name.
6452 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
6454 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6455 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
6457 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
6458 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
6459 (DATALABEL_REF_P): Don't require CONST.
6460 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
6462 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
6463 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
6465 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6466 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
6467 Use shallow_copy_rtx and PUT_MODE to change the mode of
6468 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
6469 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
6470 on SHmedia using GENERAL_REGs.
6471 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6472 bltu_media_i): Fix reversion of conditions.
6473 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6474 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
6475 * config/sh/sh.c (output_far_jump): Save r13 in macl.
6476 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
6477 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
6478 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
6479 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
6480 (GCC_nested_trampoline): Likewise.
6481 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
6482 * config/sh/sh.c (gen_datalabel_ref): Define.
6483 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
6484 (INITIALIZE_TRAMPOLINE): Likewise.
6485 (TRAMPOLINE_ADJUST_ADDRESS): Define.
6486 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
6487 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
6488 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
6489 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
6490 (ic_invalidate): Adjust for SH5.
6491 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
6492 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
6494 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
6495 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
6496 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
6497 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6498 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
6499 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6500 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6501 * config/sh/sh.c (target_reg_operand): Match only target-branch
6502 registers and pseudos that aren't virtual registers.
6503 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6504 Copy operands that don't match target_reg_operand to pseudos.
6505 (call_media, call_value_media, sibcall_media): Use
6506 target_reg_operand instead of target_operand.
6507 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6508 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6509 * config/sh/sh.c (target_reg_operand): Match hardware registers
6510 other than branch-target registers.
6511 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6512 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6513 (fpscr_values) [SH5 == 32]: Define.
6514 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6515 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6516 Handle function addresses coming in SUBREGs.
6517 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6518 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6519 shcompact_return_trampoline): Use datalabel where appropriate.
6520 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6521 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6522 general-purpose register to copy one branch-target register to
6524 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6525 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6526 SYMBOL_REFs with VOIDmode.
6527 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6528 bltu_media_i): New insns.
6529 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6530 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6531 (INIT_CUMULATIVE_ARGS): Likewise.
6532 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6533 * machmode.def (V16SFmode): New mode.
6534 * c-common.c (type_for_mode): Support V2SF and V16SF.
6535 * tree.c (build_common_tree_nodes_2): Likewise.
6536 * tree.h (tree_index): Likewise.
6537 * calls.c (emit_call_1): Take args_so_far. Adjust all
6538 callers. Introduce CALL_POPS_ARGS.
6539 * tm.texi (CALL_POPS_ARGS): Document.
6540 * config/sh/crt1.asm: Implement in SHmedia mode.
6541 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6542 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6543 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6544 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6545 Implement divsi and udivsi in SHmedia mode. Introduce
6546 SHcompact trampolines.
6547 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6549 (regno_reg_class): Rewrite.
6550 (fp_reg_names): Remove.
6551 (sh_register_names, sh_additional_register_names): New.
6552 (print_operand): Added `u'. Support SUBREGs in addresses.
6553 Add parentheses around shifted CONSTs.
6554 (output_file_start): Output .mode and .abi directives.
6555 (shiftcosts, addsubcosts, multcosts): Adjust.
6556 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6557 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6558 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6559 bytes, not registers. Take into account the need for the
6560 SHcompact incoming args trampoline. Adjust all callers.
6561 (sh_expand_prologue): Take stack_regs into account. Call
6562 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6563 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6564 stack aligned as per SH5 ABI.
6565 (sh_builtin_saveregs): Support SH5 ABI.
6566 (sh_build_va_list, sh_va_start): Likewise.
6567 (initial_elimination_offset): Take alignment into account.
6568 Compute location of PR according to the SH5 stack frame.
6569 (arith_reg_operand): Reject branch-target registers.
6570 (shmedia_6bit_operand): New.
6571 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6572 (target_reg_operand): Match DImode only. Accept SUBREGs.
6573 (target_operand): New.
6574 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6575 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6576 SIBCALL_REGS for SHmedia.
6577 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6578 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6579 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6580 (TARGET_SWITCHES): New SH5 flags.
6581 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6582 VALID_REGISTER_P to disable unsupported registers.
6583 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6584 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6585 (FUNCTION_ARG_PADDING): Define.
6586 (FASTEST_ALIGNMENT): Adjust.
6587 (SH_REGISTER_NAMES_INITIALIZER): New.
6588 (sh_register_names): Declare.
6589 (DEBUG_REGISTER_NAMES): Define.
6590 (REGISTER_NAMES): Define based on sh_register_names.
6591 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6592 (sh_additional_register_names): Declare.
6593 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6594 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6595 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6596 (REGISTER_NATURAL_MODE): Define.
6597 (FIRST_PSEUDO_REGISTER): Adjust.
6598 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6599 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6600 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6601 (VECTOR_MODE_SUPPORTED_P): Define.
6602 (REG_CLASS_CONTENTS): Adjust.
6603 (SMALL_REGISTER_CLASSES): Adjust.
6604 (REG_ALLOC_ORDER): Adjust.
6605 (INDEX_REG_CLASS): Adjust.
6606 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6607 (CONST_OK_FOR_LETTER_P): Adjust.
6608 (PREFERRED_RELOAD_CLASS): Adjust.
6609 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6610 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6611 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6612 (FIRST_FP_PARM_REG): Adjust.
6613 (CALL_POPS_ARGS): Define.
6614 (FUNCTION_ARG_REGNO_P): Adjust.
6615 (struct sh_args): New fields.
6616 (GET_SH_ARG_CLASS): Adjust.
6617 (INIT_CUMULATIVE_ARGS): Adjust.
6618 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6619 (FUNCTION_ARG_ADVANCE): Adjust.
6620 (FUNCTION_ARG): Adjust.
6621 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6622 (FUNCTION_ARG_CALLEE_COPIES): Define.
6623 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6624 (STRICT_ARGUMENT_NAMING): Define.
6625 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6626 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6627 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6628 (SETUP_INCOMING_VARARGS): Adjust.
6629 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6630 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6631 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6632 (SUBREG_OK_FOR_INDEX_P): Adjust.
6633 (EXTRA_CONSTRAINT_S): Update.
6634 (EXTRA_CONSTRAINT_T): New.
6635 (EXTRA_CONSTRAINT): Adjust.
6636 (GO_IF_LEGITIMATE_INDEX): Adjust.
6637 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6638 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6640 (MAX_MOVE_MAX): Define.
6642 (CONST_COSTS): Adjust.
6643 (REGISTER_MOVE_COST): Adjust.
6644 (BRANCH_COST): Adjust.
6645 (TEXT_SECTION_ASM_OP): Adjust.
6646 (DBX_REGISTER_NUMBER): Adjust.
6647 (ASM_OUTPUT_DOUBLE_INT): New.
6648 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6649 (PREDICATE_CODES): Adjust.
6650 (PROMOTE_MODE): Adjust.
6651 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6652 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6653 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6654 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6655 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6656 (TR0_REG, TR1_REG, TR2_REG): New.
6657 (XD0_REG): Renumber.
6658 (UNSPEC_COMPACT_ARGS): New.
6659 (type): Added pt and ptabs.
6660 (length): Default to 4 on SHmedia. Default pt length to 12
6661 and 20 on SHmedia32 and SHmedia64, respectively.
6662 (pt): New function unit.
6663 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6664 Add whitespace between operands of SHmedia instructions.
6666 (adddi3_media, addsi3_media): Adjust constraints.
6667 (subsi3) [SHmedia]: Force operand 1 into a register.
6668 (udivsi3_i1_media, udivsi3_i4_media): New.
6669 (udivsi3): Support SHmedia.
6670 (divsi3_i1_media, divsi3_i4_media): New.
6671 (divsi3): Support SHmedia.
6672 (anddi3, iordi3, xordi3): Adjust constraints.
6673 (zero_extendhidi2, zero_extendqidi2): New.
6674 (extendsidi2, extendhidi2, extendqidi2): New.
6675 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6676 (pop_e, pop_fpul, pop_4): Likewise.
6677 (movsi_media): Support FP and BT registers.
6678 (movsi_media_nofpu): New. Adjust splits to DImode.
6679 (lduw, ldub): Renamed to zero_extend* above.
6680 (movqi_media): Fix typo.
6681 (movdi_media): Support FP and BT registers.
6682 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6683 (movdi_const_32bit): New.
6684 (shori_media): Require immediate operand. Use `u' for output.
6685 (movdf_media, movsf_media): Simplified.
6686 (movdf_media_nofpu, movsf_media_nofpu): New.
6687 (movdf, movsf): Adjust
6688 (movv2sf, movv2sf, movv16sf): New.
6689 (beq_media, beq_media_i): Adjust constraints. Don't use
6690 scratch BT register.
6691 (bne_media, bne_media_i): Likewise.
6692 (bgt_media, bgt_media_i): Likewise.
6693 (bge_media, bge_media_i): Likewise.
6694 (bgtu_media, bgtu_media_i): Likewise.
6695 (bgeu_media, bgeu_media_i): Likewise.
6696 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6697 bunordered): Emit jump insn. Force operands to registers when
6699 (jump_media, jump): Simplify.
6700 (call_compact, call_compact_rettramp): New.
6701 (call_value_compact, call_value_compact_rettramp): New.
6702 (call_media, call_value_media): Simplify.
6703 (sibcall_compact, sibcall_media): New.
6704 (call, call_value): Adjust for SHmedia and SHcompact.
6705 (sibcall, sibcall_value, untyped_call): Likewise.
6706 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6707 (indirect_jump): Adjust for SHmedia.
6708 (casesi_jump_media): New.
6709 (nop): Re-enable for SHmedia.
6710 (call_site): Restrict to SH1.
6711 (casesi): Adjust for SHmedia.
6712 (casesi_shift_media, casesi_load_media): New.
6713 (return): Explicitly use PR register. Call return trampoline
6715 (return_i): Explicitly use PR register.
6716 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6717 (return_media): Adjust.
6718 (shcompact_incoming_args): New.
6720 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6721 (movstrsi): Disable on SH5.
6722 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6723 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6724 (subsf3, subsf3_media): Likewise.
6725 (mulsf3, mulsf3_media, mac_media): Likewise.
6726 (divsf3, divsf3_media): Likewise.
6727 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6728 (floatsisf2, fux_truncsfsi2): Likewise.
6729 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6731 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6732 (cmpunsf_media, cmpsf): Likewise.
6733 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6734 (abssf2, abssf2_media): Likewise.
6735 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6736 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6737 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6738 (floatsidf2, fix_truncdfsi2): Likewise.
6739 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6741 (cmpeqdf_media, cmpgtdf_media): Likewise.
6742 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6743 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6744 (absdf2, absdf2_media): Likewise.
6745 (extendsfdf2, extendsfdf2_media): Likewise.
6746 (truncsfdf2, truncsfdf2_media): Likewise.
6747 * config/sh/sh64.h: New file.
6748 * config/sh/t-sh64: New file.
6749 * config/sh/shmedia.h: New file.
6750 * config/sh/ushmedia.h: New file.
6751 * config/sh/sshmedia.h: New file.
6752 * configure.in: Added sh64-*-elf.
6753 * configure: Rebuilt.
6754 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6755 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6756 (reg_class_from_letter): Use `b' for TARGET_REGS.
6757 (print_operand): Support `%M', `%m', `AND' and
6758 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6759 (andcosts): Adjust for SHmedia.
6760 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6762 (target_reg_operand): New function.
6763 * config/sh/sh-protos.h (target_reg_operand): Declare.
6764 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6765 FP registers on SH5.
6766 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6768 (TARGET_REGISTER_P): New macro.
6769 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6770 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6771 (EXTRA_CONSTRAINT_S): New macro.
6772 (EXTRA_CONSTRAINT): Adjust.
6773 (FLOAT_TYPE_SIZE): Define to 32.
6774 (Pmode): DImode on SHmedia.
6775 (CONST_COSTS): Adjust for SHmedia literals.
6776 (PREDICATE_CODES): Added target_reg_operand.
6777 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6778 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6779 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6780 (cmpdi): Accept SHmedia.
6781 (movdicc_false, movdicc_true): New insns.
6782 (movdicc): New expand.
6783 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6785 (addsi3_media): Match `S' constraint.
6786 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6787 (negdi2): Expand for SHmedia.
6788 (one_cmpldi2): New expand.
6789 (zero_extendsidi2): Change from expand to insn.
6790 (extendsidi2): Add constraints.
6791 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6792 LD/ST address. Fix SI immediate loading split.
6793 (movhi_media, movqi_media, lduw, ldub): New insns.
6794 (movhi, movqi): Accept SHmedia.
6795 (shori_media, movdi_media): Relax input constraints. Split
6797 (movdf_media, movsf_media): New insn. New split to movdi.
6798 (movdf, movsf): Match on SHmedia.
6799 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6800 bgeu_media): New insns and splits. New insns with `_i' suffix.
6801 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6802 (bunordered): New expand.
6803 (jump_compact): Renamed from `jump'.
6804 (jump_media): New insn.
6806 (call_media, call_value_media): New insns.
6807 (call, call_value): Adjust.
6808 (indirect_jump_compact): Renamed from `indirect_jump'.
6809 (indirect_jump_media): New insn.
6810 (indirect_jump): New expand.
6811 (untyped_call, return): Accept SHmedia.
6812 (return_media): New insn.
6813 (prologue, epilogue, blockage): Accept SHmedia.
6814 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6815 (sunordered): New expand.
6816 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6817 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6818 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6819 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6820 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6821 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6822 abssf2_media): New insns.
6823 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6824 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6825 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6826 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6827 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6828 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6829 absdf2_media): New insns.
6830 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6831 (extendsfdf2_media, truncdfsf2_media): New insns.
6832 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6833 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6834 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6835 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6836 * config/sh/sh.md (adddi3): New expand.
6837 (adddi3_media, adddi3z_media): New insns.
6838 (adddi3_compact): Renamed from adddi3.
6839 (addsi3_media): Use add.l r63 to add constant zero.
6840 (subdi3): New expand.
6841 (subdi3_media): New insn.
6842 (subdi3_compact): Renamed from subdi3.
6843 (mulsidi3): New expand.
6844 (mulsidi3_media): New insn.
6845 (mulsidi3_compact): Renamed from mulsidi3.
6846 (umulsidi3): New expand.
6847 (umulsidi3_media): New insn.
6848 (umulsidi3_compact): Renamed from umulsidi3.
6849 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6850 (ashlsi3, ashrsi3, lshrsi3): Use them.
6851 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6852 (ashldi3, ashrdi3, lshrdi3): Use them.
6853 (zero_extendsidi2): New expand.
6854 (extendsidi2): New insn.
6855 (movsi_media): New insn. Split to movdi to load constants.
6856 (movsi): Enable for shmedia.
6857 (movdi_media): New insn. Use shori_media to load wide constants.
6858 (short_media): New insn.
6859 (movdi): Enable for shmedia.
6860 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6861 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6862 (SUBTARGET_CPP_SPEC): Added `!m5'.
6863 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6864 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6865 to all other SH variants.
6866 (TARGET_DEFAULT): Set to SH1_BIT.
6867 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6868 (BITS_PER_WORD): Raise to 64 on shmedia.
6869 (MAX_BITS_PER_WORD): Change to 64.
6870 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6871 (INT_TYPE_SIZE): Keep as 32.
6872 (UNITS_PER_WORD): Raise to 8 on shmedia.
6873 (MIN_UNITS_PER_WORD): Keep as 4.
6874 (POINTER_SIZE): Raise to 64 on shmedia.
6875 (CONST_OK_FOR_J): New macro.
6876 (CONST_OK_FOR_LETTER_P): Use it.
6877 (processor_type): Add PROCESSOR_SH5.
6878 * config/sh/sh.md: Conditionalize all expands, insns and
6879 splits to TARGET_SH1.
6881 (addsi3_compact): Renamed from...
6882 (addsi3): Now an expand.
6883 (addsi3_media, subsi3_media): New insns.
6884 (subsi3): Don't negate constants with SHmedia.
6886 * hooks.c: New file.
6887 * hooks.h: New file.
6888 * Makefile.in (HOOKS_H): New.
6889 (TARGET_DEF_H): Added $(HOOKS_H).
6890 (OBJS): Added hooks.o.
6891 (cfgcleanup.o, bb-reorder.o): Added target.h.
6892 (hooks.o): Added dependencies.
6893 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6894 (TARGET_INITIALIZER): this.
6895 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6896 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6897 * bb-reorder.c: Include target.h.
6898 (reorder_basic_blocks): Skip if cannot modify jumps.
6899 * cfgcleanup.c: Include target.h.
6900 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6902 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6904 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6905 Protect jump delay slot instructions with .set noreorder and
6908 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6910 * config/mips/mips.md (casesi_internal_di): Calculate
6911 the index into the target offset table correctly.
6913 2002-02-08 Richard Henderson <rth@redhat.com>
6915 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6916 * final.c (output_addr_const): Accept and discard SUBREG.
6917 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6918 mark them unknown instead.
6919 (simplify_subtraction): Handle RTX_UNKNOWN.
6920 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6922 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6924 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6926 2002-02-08 Richard Henderson <rth@redhat.com>
6928 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6930 2002-02-08 Andreas Jaeger <aj@suse.de>
6932 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6933 * config/i386/t-linux64: New file.
6935 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6937 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6938 * c-parse.in (compstmt): Clear last_expr_type.
6940 2002-02-07 Richard Henderson <rth@redhat.com>
6942 * loop.c (strength_reduce): Sink final_value when not
6945 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6947 * config/sparc/freebsd.h: Fix mismatched spec {.
6949 2002-02-07 Richard Henderson <rth@redhat.com>
6951 * cfgrtl.c: Include recog.h and insn-config.h.
6952 (keep_with_call_p): Fix general_operand invocation.
6953 * Makefile.in (cfgrtl.o): Update dependencies.
6955 2002-02-07 Kazu Hirata <kazu@hxi.com>
6957 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6958 comment. Accept HImode only if TARGET_H8300.
6960 2002-02-07 Eric Christopher <echristo@redhat.com>
6962 * config/mips/crtn.asm: Cleanup #ifdefs.
6964 2002-02-07 Eric Christopher <echristo@redhat.com>
6966 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6967 register 7 as RA instead of $31.
6968 * config/mips/crtn.asm: Ditto.
6969 * config/mips/mips.c (mips_move_2words): Add case for
6970 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6971 (compute_frame_size): Fix typo.
6972 (save_restore_insns): Ditto. Make documentation about using
6973 register $7 as return register more precise.
6974 (mips_expand_epilogue): Fix comment. Add code to work around not
6975 being able to add to the stack pointer directly.
6976 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6977 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6980 2002-02-07 Tom Rix <trix@redhat.com>
6982 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6983 immediates in ldu and stdu DS opcode field.
6984 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6985 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6986 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6988 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6990 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6991 offset for stack bias.
6993 2002-02-07 H.J. Lu <hjl@gnu.org>
6995 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6997 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6999 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
7001 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
7003 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
7004 * i386.c (x86_order_regs_for_local_alloc): New global function.
7005 * i386.h (REG_ALLOC_ORDER): CLeanup.
7006 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
7008 2002-02-07 Richard Henderson <rth@redhat.com>
7010 PR optimization/2463
7011 * alias.c (find_base_value): Recall base values for fixed hard regs.
7012 * loop.c (loop_regs_update): Don't use single_set on non-insns.
7014 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
7016 * config/mips/mips.md (define_delay) [mips16]: Adjust required
7019 2002-02-06 Richard Henderson <rth@redhat.com>
7022 * stmt.c (resolve_operand_name_1): Take more care with mixed
7023 named and unnamed operands.
7025 2002-02-06 Janis Johnson <janis187@us.ibm.com>
7026 Jan Hubicka <jh@suse.cz>
7028 * loop.c (remove_constant_addition): Avoid clobbering a shared
7031 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7033 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
7034 * config/s390/t-linux64: New file.
7035 * config/s390/libgcc-glibc.ver: New file.
7037 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7039 * config/s390/linux64.h: Delete file.
7040 * config/s390/s390x.h: New file.
7041 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
7042 as target header file.
7043 * config/s390/linux.h (TARGET_VERSION): Define depending on
7044 DEFAULT_TARGET_64BIT.
7045 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
7046 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
7047 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
7048 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
7049 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
7050 (EXTRA_SPEC): New define.
7051 * config/s390/s390.h (TARGET_VERSION): Define depending on
7052 DEFAULT_TARGET_64BIT.
7053 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
7055 2002-02-06 Jason Merrill <jason@redhat.com>
7057 * c-decl.c (finish_function): Warn about a non-void function with
7058 no return statement and no abnormal exit.
7059 (current_function_returns_abnormally): New variable.
7060 (start_function): Clear it.
7061 (struct c_language_function): Add returns_abnormally.
7062 (push_c_function_context): Save it.
7063 (pop_c_function_context): Restore it.
7064 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
7065 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
7066 an explicit return type.
7067 * c-tree.h: Declare current_function_returns_abnormally.
7068 (C_FUNCTION_IMPLICIT_INT): New macro.
7069 * c-typeck.c (build_function_call): Set it.
7070 (c_expand_return): Set current_function_returns_value even if the
7073 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7076 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
7077 unsafe for reevaluation.
7079 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7082 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
7083 EXPR_STMT, but COMPOUND_STMT, recurse into it.
7085 2002-02-06 Richard Henderson <rth@redhat.com>
7087 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
7088 be a general_operand. Dest for function value must be a pseudo.
7090 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
7092 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
7093 as SYMBOL_REFs from the constant pool.
7095 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
7097 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
7098 passed by invisible reference.
7100 2002-02-05 Richard Henderson <rth@redhat.com>
7102 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
7104 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
7106 Implement using "base addresses" in insn operands as default.
7107 * config/mmix/mmix.c (mmix_conditional_register_usage): if
7108 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
7109 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
7110 used to read the rtx value.
7111 (mmix_target_asm_function_epilogue): Fix spacing.
7112 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
7113 (mmix_legitimate_address): Ditto.
7114 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
7115 should be loaded with a GETA insn. Don't allocate needless extra
7116 char for nul termination and fix misleading comment.
7117 (mmix_print_operand_address): Handle constants if
7118 TARGET_BASE_ADDRESSES.
7119 (mmix_output_register_setting): Use base addressing if
7120 TARGET_BASE_ADDRESSES and the number of insns is 3.
7121 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
7122 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
7123 to use R as constraint, add LDA to match s.
7124 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
7125 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
7126 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
7127 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
7128 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
7129 order with other fixed registers.
7130 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
7131 other parameter/call-clobbered registers.
7132 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
7133 -mbase-addresses, -mno-base-addresses.
7134 (MMIX Options): Ditto.
7136 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7138 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
7140 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
7142 * config/rs6000/altivec.h: Change elem to _S_elem.
7144 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7146 * config/netbsd.h (WCHAR_TYPE): Define.
7147 (WCHAR_TYPE_SIZE): Ditto.
7149 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
7150 (WCHAR_UNSIGNED): Ditto.
7151 (WCHAR_TYPE_SIZE): Ditto.
7153 * config/arm/netbsd.h: Likewise.
7154 * config/i386/netbsd-elf.h: Likewise.
7155 * config/i386/netbsd.h: Likewise.
7156 * config/m68k/netbsd-elf.h: Likewise.
7157 * config/m68k/netbsd.h: Likewise.
7158 * config/ns32k/netbsd.h: Likewise.
7159 * config/sparc/netbsd.h: Likewise.
7160 * config/vax/netbsd.: Likewise.
7162 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7164 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
7165 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
7166 (TARGET_INITIALIZER): this.
7167 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
7168 (BITFIELD_NBYTES_LIMITED): Markup fix.
7169 * tree.h (default_ms_bitfield_layout_p): Declare.
7170 (record_layout_info): Added prev_field.
7171 * tree.c (default_ms_bitfield_layout_p): New fn.
7172 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
7173 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
7174 * stor-layout.c: Include target.h.
7175 (start_record_layout): Initialize prev_field.
7176 (place_field): Handle MS bit-field layout, and disregard
7177 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
7178 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
7179 * Makefile.in (stor-layout.o): Adjust dependencies.
7181 2002-02-05 Jason Merrill <jason@redhat.com>
7183 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
7185 2002-02-05 Andreas Jaeger <aj@suse.de>
7187 * crtstuff.c: Fix comments.
7189 2002-02-05 Richard Henderson <rth@redhat.com>
7192 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
7193 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
7196 * config/mips/mips.c (function_arg): Handle TImode.
7197 (function_arg_advance): Likewise.
7199 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7201 * config/rs6000/altivec.h (vec_step_help): Rename to
7204 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7206 * config/rs6000/altivec.h: Fix typos.
7208 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7210 * config/arm/netbsd.h: Correct a comment.
7212 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7214 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
7215 building void typed builtins.
7217 * config/rs6000/altivec.h (vec_ld*): Fix typos.
7218 (vec_step): Implement for C++.
7220 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7222 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
7224 2002-02-04 Richard Henderson <rth@redhat.com>
7226 * combine.c (nonzero_bits): Re-introduce special case for
7227 sp/fp/ap wrt REGNO_POINTER_ALIGN.
7229 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7231 * doc/extend.texi: Warn about unsupported usage of altivec
7234 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
7235 (altivec_predicate_*): New.
7237 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
7238 Add C++ version of vec_*() functions.
7240 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
7241 (bdesc_2arg): Remove altivec predicates.
7242 (altivec_expand_builtin): Handle predicates.
7243 (altivec_init_builtins): Handle predicates.
7244 (altivec_expand_predicate_builtin): New.
7246 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7248 * pa.c (DO_FRAME_NOTES): Move forward.
7249 (store_reg): Revise handling of frame notes.
7250 (load_reg): Likewise.
7251 (set_reg_plus_d): Likewise.
7252 (hppa_expand_prologue): Likewise.
7253 (hppa_expand_epilogue): Likewise.
7255 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7257 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
7259 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7261 PR c/4475, c++/3780:
7262 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
7263 * c-common.h (SWITCH_TYPE): Define.
7264 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
7265 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
7266 Rename spareness variable to sparseness.
7267 (expand_end_case_type): Renamed from expand_end_case, use orig_type
7268 if non-NULL instead of TREE_TYPE (orig_index).
7269 * tree.h (expand_end_case_type): Renamed from expand_end_case.
7270 (expand_end_case): Define using expand_end_case_type.
7271 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
7272 to expand_end_case_type.
7273 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
7275 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7277 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
7278 (BIGGEST_ALIGNMENT): Change to 128.
7280 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7282 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
7284 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7286 * pa.md (call_internal_reg_64bit): Remove unused variable.
7288 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
7290 * config/arm/arm.h (machine_function): Add uses_anonymous_args
7292 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
7293 * config/arm/arm.c (current_function_anonymous_args): Delete,
7294 replace uses with cfun->machine->uses_anonymous_args.
7295 (arm_reorg): Do not reset uses_anonymous_args.
7297 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
7298 any geenral register.
7300 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
7302 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
7305 2002-02-04 Richard Henderson <rth@redhat.com>
7307 * combine.c (force_to_mode): Remove STACK_BIAS code.
7308 (nonzero_bits): Likewise. Replace sp/fp special case with
7309 REGNO_POINTER_ALIGN.
7311 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
7312 (HARD_FRAME_POINTER_REGNUM): New.
7313 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
7314 (FIXED_REGS, CALL_USED_REGS): Update.
7315 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
7316 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
7317 (HARD_REGNO_NREGS): Update for SFP.
7318 (STACK_POINTER_OFFSET): Include bias here ...
7319 (FIRST_PARM_OFFSET): ... not here.
7320 (STACK_BIAS): Remove.
7321 (INIT_EXPANDERS): New.
7322 (STARTING_FRAME_OFFSET): Do not include bias.
7323 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7324 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7325 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7326 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7327 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7328 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7329 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7330 (MUST_SAVE_REGISTER): Likewise.
7331 (sparc_flat_function_prologue): Likewise.
7332 (sparc_flat_function_epilogue): Likewise.
7333 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7334 (sparc_init_modes): SFP is GENERAL_REGS.
7335 (sparc_builtin_saveregs): SFP does not have bias applied.
7337 2002-02-04 Richard Henderson <rth@redhat.com>
7339 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7340 current_function_is_thunk.
7341 (alpha_sa_mask): Distinguish between current_function_is_thunk
7342 called from ASM_OUTPUT_MI_THUNK and not.
7343 (alpha_does_function_need_gp): Thunks always need gp.
7344 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7345 (alpha_output_mi_thunk_osf): New.
7346 * config/alpha/alpha-protos.h: Update.
7347 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7349 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7351 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7352 function types, not when they're taken away.
7354 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7356 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7357 CODE_LABEL and jump table when replacing a table jump with a
7360 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7362 * config/s390/s390-protos.h (legitimize_la_operand,
7363 s390_secondary_input_reload_class, s390_plus_operand,
7364 s390_expand_plus_operand): Add prototypes.
7366 config/s390/s390.c (s390_secondary_input_reload_class,
7367 s390_plus_operand, s390_expand_plus_operand): New functions.
7369 (struct s390_address): New member 'pointer'.
7370 (s390_decompose_address): Compute it.
7371 (legitimate_la_operand_p): Use it.
7372 (legitimize_la_operand): New function.
7373 (movti, movdi, movdf splitters): Call it.
7375 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7376 (PREDICATE_CODES): Add s390_plus_operand.
7378 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7379 (la_ccclobber): Allow GENERAL_REGS as output operand.
7381 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7382 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7383 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7385 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7387 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7388 register names for regular asm () construct.
7390 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7392 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7395 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7397 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
7400 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
7402 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
7403 constant pool to be identical by string address and index.
7405 2002-02-04 Anthony Green <green@redhat.com>
7407 * output.h (SECTION_OVERRIDE): Define.
7408 * varasm.c (named_section): Obey SECTION_OVERRIDE.
7410 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7412 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
7413 by existing arm*-*-netbsd* (a.out) target.
7414 (ns32k-*-netbsdelf*): Likewise.
7415 (sparc-*-netbsdelf*): Likewise.
7416 (vax-*-netbsdelf*): Likewise.
7418 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
7420 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
7421 headers and libobjc headers.
7423 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
7425 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
7426 (_mingw.h): Remove duplicate include.
7428 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7430 * config.gcc: Set cpu_type to m68k for 68010, as well.
7431 (m68010-*-netbsdelf*): New...
7432 (m68k*-*-netbsdelf*): ...targets.
7433 * config/m68k/netbsd-elf.h: New file.
7435 2002-02-02 Kazu Hirata <kazu@hxi.com>
7437 * config/h8300/h8300.c (hand_list): Move inside function_arg.
7439 2002-02-02 Kazu Hirata <kazu@hxi.com>
7441 * config/h8300/h8300.c (h8_push_ops): Move inside
7443 (h8_pop_ops): Likewise.
7444 (h8_move_ops): Likewise.
7446 2002-02-02 Kazu Hirata <kazu@hxi.com>
7448 * config/h8300/h8300.c (os_task): Make it static.
7449 (monitor): Likewise.
7450 (pragma_saveall): Likewise.
7452 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
7454 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
7455 constant is a valid sign-extension for Pmode.
7457 2002-02-02 Kazu Hirata <kazu@hxi.com>
7459 * config/h8300/h8300.c: Fix formatting.
7461 2002-02-02 Kazu Hirata <kazu@hxi.com>
7463 * config/h8300/h8300.md: Fix formatting.
7465 2002-02-02 Kazu Hirata <kazu@hxi.com>
7467 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
7468 predicates of operands[1]. Split the patterns for each
7471 2002-02-02 Kazu Hirata <kazu@hxi.com>
7473 * config/h8300/h8300.md (xor patterns): Tighten the predicates
7474 of operands[1] to register_operand.
7476 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7478 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
7479 * cpphash.c (_cpp_init_hashtable): Similarly.
7480 * cppinit.c (cpp_create_reader): Default the signed_char flag.
7481 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
7482 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
7483 (cpp_handle_option): Handle the new options.
7484 * cpplex.c (cpp_interpret_charconst): Use new flag.
7485 * cpplib.h (struct cpp_options): New member signed_char.
7486 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
7487 (cpp_options): Handle -fsigned-char and -funsigned-char.
7488 (static_specs): Remove signed_char_spec.
7489 (do_spec1): Don't handle %c.
7490 * system.h: Poison SIGNED_CHAR_SPEC.
7491 * tradcif.y (yylex): Use flag_signed_char.
7492 * tradcpp.h (flag_signed_char): New.
7493 * tradcpp.c (flag_signed_char): New.
7494 (main): Handle new command-line options.
7495 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
7497 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
7498 * avr/avr.h: Remove old comments.
7499 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7500 (CC1_SPEC): Pass -fsigned-char if -mic*.
7501 (SIGNED_CHAR_SPEC): Remove.
7503 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7505 2002-02-01 Eric Christopher <echristo@redhat.com>
7507 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7508 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7509 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7510 (ASM_OUTPUT_REG_POP): Ditto.
7512 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7514 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7517 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7519 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7521 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7524 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7527 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7529 * cfganal.c: Include tm_p.h.
7530 (keep_with_call_p): Fix the test that determines if a register holds
7531 the return value of a call.
7533 2002-02-01 DJ Delorie <dj@redhat.com>
7535 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7536 we are given conflicting registers, switch to the other one we
7537 had allocated for us.
7538 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7539 as TImode so we know when the "other" register is available.
7541 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7543 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7546 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7548 * cfganal.c (keep_with_call_p): New function.
7549 (flow_call_edges_add): Prevent splitting a block between a call and
7550 a single-set instruction that should be kept in the same block.
7552 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7554 * doc/install.texi (avr): Update outdated URL.
7556 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7558 * config/stormy16/stormy16.md (pushqi): New.
7562 (movhi): Remove stack operands.
7564 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7565 nonimmediate_nonstack_operand.
7566 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7568 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7571 2002-01-31 Jason Merrill <jason@redhat.com>
7573 * Makefile.in (c-parse.c): Handle .output file.
7574 * objc/Make-lang.in (objc-parse.c): Likewise.
7576 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7578 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7579 the -me[lb] option is given. Don't output the default flag
7582 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7584 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7585 the primary source file; this has not been done yet.
7586 * c-decl.c (c_expand_body): Reset input_filename from
7587 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7589 2002-01-31 Kazu Hirata <kazu@hxi.com>
7591 * rtlanal.c (subreg_regno_offset): Do not use
7592 SUBREG_REGNO_OFFSET.
7593 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7594 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7596 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7598 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7599 version rather than GNATS version in --version output.
7601 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7603 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7604 when copying back from a temporary.
7606 2002-01-30 Richard Henderson <rth@redhat.com>
7608 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7609 and new_dest are the same.
7611 2002-01-30 Richard Henderson <rth@redhat.com>
7614 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7615 * rtl.c (note_insn_name): Update.
7616 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7617 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7618 to perform loop rotation.
7619 (expand_exit_loop_top_cond): New.
7620 * tree.h (expand_exit_loop_top_cond): Declare it.
7621 * c-semantics.c (genrtl_while_stmt): Use it.
7622 (genrtl_for_stmt): Likewise.
7624 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7626 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7627 arguments to 64-bit boundaries on 64-bit ABIs.
7629 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7631 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7633 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7635 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7638 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7640 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7641 * config/sparc/sparc_bi.h: Remove file.
7642 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7644 2002-01-30 Richard Henderson <rth@redhat.com>
7646 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7648 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7650 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7652 2002-01-30 Jason Merrill <jason@redhat.com>
7654 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7655 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7656 (reg_save): Use DW_CFA_offset_extended_sf instead.
7658 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7660 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7662 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7665 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7667 * rs6000.md ("*call_value_local32"): Remove constraints.
7668 ("*call_value_local64"): Same.
7669 ("*call_value_indirect_nonlocal_aix32"): Same.
7670 ("*call_value_nonlocal_aix32"): Same.
7671 ("*call_value_indirect_nonlocal_aix64"): Same.
7672 ("*call_value_nonlocal_aix64"): Same.
7673 ("*call_value_nonlocal_sysv"): Same.
7675 2002-01-29 Richard Henderson <rth@redhat.com>
7677 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7679 2002-01-29 Richard Henderson <rth@redhat.com>
7681 * expr.c (force_operand): Ignore flag_pic for detecting pic
7683 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7684 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7685 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7686 instead of open-coded loop.
7687 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7688 be fixed when in use.
7690 2002-01-29 Richard Henderson <rth@redhat.com>
7692 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7693 * sched-rgn.c (propagate_deps): Update them.
7694 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7695 clobbers list when either gets too long.
7697 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7699 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7700 and INDEX_REGS the same as GENERAL_REGS.
7701 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7703 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7705 * tree.c (build_nonstandard_integer_type): Correct prototype.
7707 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7709 * config/s390/s390.md (movstrsico, movstrdix_64,
7710 movstrsix_31): Remove, replace by ...
7711 (movstrdi_short, movstrsi_short, movstrdi_long,
7712 movstrsi_long): ... these. New.
7713 (movstrdi, movstrsi): Adapt.
7715 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7716 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7717 Remove unnecessary CC clobber.
7718 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7719 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7721 (divmoddi4): Don't partially initialize TImode register.
7723 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7725 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7727 2002-01-29 Richard Henderson <rth@redhat.com>
7729 * flow.c (print_rtl_and_abort): Remove.
7730 (print_rtl_and_abort_fcn): Remove.
7731 (verify_local_live_at_start): Use dump_bb instead.
7732 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7733 (verify_wide_reg_1): Return 2 on mode test failure.
7735 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7737 PR c/3325, c/3326, c/2511, c/3347
7738 * c-decl.c (enum_decl_context): Remove BITFIELD.
7739 (grokdeclarator): Take bitfield width as an input.
7740 Ensure bitfields are given the correct type. Perform
7741 bitfield width validation with build_bitfield_integer_type
7742 rather than waiting for finish_struct.
7743 (grok_typename, grok_typename_in_parm_context, start_decl,
7744 push_parmdecl, grokfield, start_function): Update calls to
7746 (build_bitfield_integer_type): New function.
7747 (finish_struct): Move bitfield validation to grokdeclarator
7748 and build_bitfield_integer_type.
7749 * tree.c (build_nonstandard_integer_type): New function.
7750 * tree.h (build_nonstandard_integer_type): New prototype.
7752 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7754 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7757 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7758 don't ignore unrecognized -W* options.
7759 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7760 * cpplib.h (cpp_handle_option): Adjust prototype.
7761 * c-decl.c (c_decode_options): Pass 0 as last argument to
7765 * gcc.c (cpp_unique_options): Split from cpp_options.
7766 (cpp_options): Source cpp_unique_options.
7767 (default_compilers): Use cpp_unique_options instead of cpp_options
7768 when used together with cc1_options.
7769 (static_specs): Add cpp_unique_options.
7770 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7771 when used together with cc1_options.
7773 2002-01-29 Kazu Hirata <kazu@hxi.com>
7775 * config/h8300/h8300-protos.h: Update the prototype of
7777 * config/h8300/h8300.c (output_a_shift): Remove an unused
7778 argument 'insn'. Remove redundant code.
7779 * config/h8300/h8300.md: Adust to the new prototype of
7782 2002-01-29 Kazu Hirata <kazu@hxi.com>
7784 * config/h8300/h8300-protos.h: Update the prototypes of
7785 emit_a_rotate and expand_a_rotate.
7786 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7787 first argument to 'enum rtx_code'.
7788 (expand_a_rotate): Likewise.
7790 2002-01-28 Kazu Hirata <kazu@hxi.com>
7792 * config/h8300/h8300-protos.h: Update the prototype of
7794 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7796 * config/h8300/h8300.md: Adjust to the new prototype.
7798 2002-01-28 Kazu Hirata <kazu@hxi.com>
7800 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7803 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7805 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7806 is a fixed register before returning pic_offset_table_rtx.
7807 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7808 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7810 2002-01-28 Jason Merrill <jason@redhat.com>
7812 * dwarf2.h: Sync with src version.
7814 2002-01-28 Paul Koning <pkoning@equallogic.com>
7816 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7818 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7819 * doc/extend.texi (__builtin_prefetch): Update documentation:
7820 first argument is now const void ptr.
7822 2002-01-28 Kazu Hirata <kazu@hxi.com>
7824 * config/h8300/h8300-protos.h: Remove an unused prototype.
7826 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7828 * toplev.c (lang_independent_init): Round up identifier size.
7830 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7832 * config.gcc: Revert previous change.
7834 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7836 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7838 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7840 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7841 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7842 other non-elf netbsd config frags.
7843 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7844 collect2 will does that.
7845 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7846 shared-lib frobbing will work.
7848 2002-01-28 Kazu Hirata <kazu@hxi.com>
7850 * config/h8300/h8300.h: Fix formatting.
7851 * config/h8300/h8300.md: Likewise.
7853 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7855 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7856 the old, removed AAA_standards fix.
7857 * fixinc/fixincl.x: Rebuilt.
7859 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7861 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7862 atexit call in crtbegin, hooked in after call to frame_dummy;
7863 register EH before registering __fini__start.
7865 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7867 * config/rs6000/altivec.h: Remove spurious semicolons.
7869 2002-01-27 Kazu Hirata <kazu@hxi.com>
7871 * config/h8300/h8300.md: Replace dead bit extraction patterns
7872 with ones that work.
7874 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7876 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7877 if not STRICT_ALIGNMENT.
7878 * rtl.h (MEM_ALIGN): Likewise.
7880 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7882 * doc/invoke.texi (-fdump-translation-unit): Revert this
7883 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7885 2002-01-27 Kazu Hirata <kazu@hxi.com>
7887 * config/h8300/h8300.md (define_constants): New.
7888 (anonymous patterns) Use defined constants appropriately.
7890 2002-01-27 Kazu Hirata <kazu@hxi.com>
7892 * config/h8300/h8300.c (function_arg): Remove redundant code.
7894 2002-01-26 Richard Henderson <rth@redhat.com>
7896 * sched-deps.c (reg_pending_uses_head): New.
7897 (reg_pending_barrier): Rename from reg_pending_sets_all.
7898 (find_insn_list): Don't mark inline.
7899 (find_insn_mem_list): Remove.
7900 (add_dependence_list, add_dependence_list_and_free): New.
7901 (flush_pending_lists): Replace only_write param with separate
7902 for_read and for_write parameters. Update all callers. Use
7903 add_dependence_list_and_free.
7904 (sched_analyze_1): Do not add reg dependencies here; just set
7905 the pending bits. Use add_dependence_list.
7906 (sched_analyze_2): Likewise.
7907 (sched_analyze_insn): Replace schedule_barrier_found with
7908 reg_pending_barrier. Add all dependencies for pending reg
7909 uses, sets, and clobbers.
7910 (sched_analyze): Don't add reg dependencies for calls, just
7911 set pending bits. Use regs_invalidated_by_call. Treat
7912 sched_before_next_call as a normal list, not a fake insn.
7913 (init_deps): No funny init for sched_before_next_call.
7914 (free_deps): Free pending mems lists. Don't zero reg_last.
7915 (init_deps_global): Init reg_pending_uses.
7916 (finish_deps_global): Free it.
7917 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7918 (find_insn_mem_list): Remove.
7919 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7920 (propagate_deps): Use them. Zero temp mem lists.
7922 2002-01-26 Richard Henderson <rth@redhat.com>
7924 * Makefile.in (CRTSTUFF_CFLAGS): New.
7925 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7926 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7927 crtstuff.c instead of alpha assembly version.
7928 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7929 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7930 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7931 (__do_global_dtors_aux): Mark used.
7932 (frame_dummy, __do_global_ctors_aux): Mark used.
7933 (fini_dummy, init_dummy): Remove.
7935 * config/alpha/crtbegin.asm: Remove file.
7936 * config/alpha/crtend.asm: Remove file.
7937 * config/alpha/t-crtbe: Remove file.
7938 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7939 (LINK_EH_SPEC): New.
7941 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7942 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7943 calling constructors.
7944 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7946 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7947 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7948 CRT_END_INIT_DUMMY hack.
7949 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7950 FORCE_{INIT,FINI}_SECTION_ALIGN.
7952 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7953 FORCE_{INIT,FINI}_SECTION_ALIGN.
7955 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7956 invocation sequence.
7957 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7959 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7960 (FORCE_CODE_SECTION_ALIGN): New.
7962 2002-01-26 Richard Henderson <rth@redhat.com>
7964 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7966 2002-01-26 Richard Henderson <rth@redhat.com>
7968 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7969 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7971 2002-01-26 Kazu Hirata <kazu@hxi.com>
7973 * config/h8300/h8300.md: Remove bit extraction patterns that
7974 cannot be triggered.
7975 Restrict each bit extraction pattern to a variant on which the
7978 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7980 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7982 2002-01-26 Kazu Hirata <kazu@hxi.com>
7984 * config/h8300/h8300.md: Remove bit test patterns that cannot
7986 Restrict each bit test pattern to a variant on which the
7989 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * builtins.c (expand_builtin_strncat): Remove redundant check for
7994 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7996 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7998 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
8001 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8003 * dbxout.c (dbxout_init): Use assemble_name rather than just
8004 stripping off the first character.
8005 (dbxout_source_file): Likewise.
8007 2002-01-25 DJ Delorie <dj@redhat.com>
8009 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
8010 using rtx_equal_p, not by comparing pointers.
8012 2002-01-25 Steve Ellcey <sje@cup.hp.com>
8014 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
8015 for PIC_OFFSET_TABLE_REGNUM.
8016 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
8018 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8020 * config.gcc (x86_64-*-freebsd*): New target.
8021 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
8023 (i[34567]86-*-freebsd*): Don't include svr4.h.
8024 * config/i386/freebsd64.h: New file.
8026 2002-01-25 Douglas B Rupp <rupp@gnat.com>
8028 * config/alpha/x-vms (version): Make static.
8030 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
8031 in previous checkin.
8033 * Makefile.in (install-headers-cp): New target.
8034 * config.gcc (alpha-dec-*vms*): Install headers with
8037 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
8039 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
8042 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8044 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
8045 of compare_tree_int.
8046 (expand_builtin_strncat): Likewise.
8047 * c-decl.c (finish_struct): Use tree_low_cst.
8048 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
8049 * tree.c (compare_tree_int): Likewise.
8051 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
8053 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
8054 adjustments even if they are implemented by more than two insns.
8056 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
8058 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
8059 * df.h (struct ref): Kill B.
8060 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
8062 * basic-block.h (PROP_EQUAL_NOTES): New flag.
8063 * flow.c (propagate_one_insn): Use it.
8064 (mark_used_regs): Handle NIL.
8066 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8068 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
8071 2002-01-25 David Edelsohn <edelsohn@gnu.org>
8073 * rs6000.md (prefetch): Make address V4SI mode so that the address
8074 is restricted to legitimate form for instruction.
8076 2002-01-25 Bob Wilson <bob.wilson@acm.org>
8078 * doc/install.texi (xtensa-*-elf): New target.
8079 (xtensa-*-linux*): New target.
8080 * doc/contrib.texi: Add myself.
8082 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
8084 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
8085 purpose register to hold an SImode (or smaller) value.
8087 2002-01-25 Jakub Jelinek <jakub@redhat.com>
8089 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
8091 * crtstuff.c: Likewise.
8093 2002-01-25 Kazu Hirata <kazu@hxi.com>
8095 * config/h8300/h8300.md (negation patterns): Tighten
8096 predicates to register_operand.
8098 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
8100 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
8103 * builtins.c (expand_builtin_prefetch): Same.
8105 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8107 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
8110 2002-01-24 Kazu Hirata <kazu@hxi.com>
8112 * config/h8300/h8300.c (print_operand): Remove support for
8113 operand character 'A'.
8114 * config/h8300/h8300.md (three anonymous patterns): Replace
8115 operand character 'A' with either 'T' or 'S'.
8117 2002-01-24 Kazu Hirata <kazu@hxi.com>
8119 * config/h8300/h8300.c (print_operand): Remove support for
8120 operand character 'U'.
8122 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
8124 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
8126 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
8128 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
8129 values to be assigned to the stack pointer.
8131 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8133 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
8134 to const_double needs to be done right for big-endian systems.
8136 2002-01-24 Jason Merrill <jason@redhat.com>
8139 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
8140 to can_throw_internal.
8142 2002-01-23 Richard Henderson <rth@redhat.com>
8144 * fold-const.c (fold): Change UINT_MAX test to check vs precision
8145 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
8147 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8149 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
8150 (symGOT2reg): Use them, then set as GOT value as unchanging.
8151 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
8152 as a temporary, if possible.
8153 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
8154 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
8156 2002-01-23 Kazu Hirata <kazu@hxi.com>
8158 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
8159 accept to accept 0x80 as operands[2].
8161 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8163 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
8165 2002-01-23 Richard Henderson <rth@redhat.com>
8167 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
8169 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
8171 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
8172 (parmlist_or_identifiers_1): Verify that only a parmlist follows
8175 2002-01-23 Richard Henderson <rth@redhat.com>
8177 * expr.c (move_by_pieces_1): Extend size before negation.
8179 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
8180 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
8181 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
8182 * config/m68k/t-m68kelf: Likewise.
8184 2002-01-23 Bob Wilson <bob.wilson@acm.org>
8186 * config/xtensa/elf.h: New file.
8187 * config/xtensa/lib1funcs.asm: New file.
8188 * config/xtensa/lib2funcs.S: New file.
8189 * config/xtensa/linux.h: New file.
8190 * config/xtensa/t-xtensa: New file.
8191 * config/xtensa/xtensa-config.h: New file.
8192 * config/xtensa/xtensa-protos.h: New file.
8193 * config/xtensa/xtensa.c: New file.
8194 * config/xtensa/xtensa.h: New file.
8195 * config/xtensa/xtensa.md: New file.
8196 * config.gcc (xtensa-*-elf*): New target.
8197 (xtensa-*-linux*): New target.
8198 * cse.c (canon_hash): Compare rtx pointers instead of register
8199 numbers. This is required for the Xtensa port.
8200 * integrate.c (copy_insn_list): Handle case where the static
8201 chain is in memory and the memory address has to be copied to
8203 * doc/invoke.texi (Option Summary): Add Xtensa options.
8204 (Xtensa Options): New node.
8205 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
8207 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8209 * diagnostic.c (internal_error): Do ICE suppression only
8210 when ENABLE_CHECKING is not defined.
8212 * c-typeck.c (require_complete_type): Return error_mark_node
8213 if type is error_mark_node.
8215 2002-01-23 Janis Johnson <janis187@us.ibm.com>
8217 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
8218 -Os and issue a warning.
8220 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8222 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
8223 current (lack of) need for host configuration by hand.
8225 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
8226 references. Documentation of some target macros moved from
8227 hostconfig.texi to tm.texi.
8229 2002-01-23 Will Cohen <wcohen@redhat.com>
8231 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
8234 2002-01-23 Kazu Hirata <kazu@hxi.com>
8236 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
8239 2002-01-23 Jason Merrill <jason@redhat.com>
8241 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
8243 * function.c (assign_parms): Don't put args of inline functions
8244 into registers when not optimizing.
8246 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
8248 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
8249 (prologue_use): New pattern.
8250 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
8251 preference to gen_rtx_USE.
8252 (thumb_expand_prologue): Use gen_prologue_use in preference to
8254 (thumb_expand_epilogue): Use gen_prologue_use in preference to
8257 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
8259 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
8261 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8264 * doc/extend.texi: Correct documentation of __alignof__.
8266 2002-01-22 Zack Weinberg <zack@codesourcery.com>
8268 * params.h: Rename arguments of DEFPARAM so that it will be
8269 recognized as a translation keyword.
8271 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8273 * extend.texi: Document altivec functions.
8274 Fix N-bit adjectives in X86 builtin documentation.
8276 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8278 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
8279 auto_inc_dec values.
8281 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
8283 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
8285 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
8287 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8289 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
8291 2002-01-22 Richard Henderson <rth@redhat.com>
8293 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
8294 copy_insn not copy_rtx.
8296 2002-01-23 Alan Modra <amodra@bigpond.net.au>
8298 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
8299 "nonzero" as that might add "1" bits. Ensure "constop" is
8300 properly sign extened.
8301 (force_to_mode): Tweak for sign extended constop.
8303 2002-01-22 Richard Henderson <rth@redhat.com>
8305 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
8306 for_each_rtx instead of assuming we're already looking at the MEM.
8307 (split_small_symbolic_mem_operand): Likewise.
8308 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8309 * config/alpha/alpha.md (small symbolic memory splitters): Update.
8311 2002-01-22 Richard Henderson <rth@redhat.com>
8313 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
8314 sequence number for the literal.
8315 (divmoddi_internal_er): Likewise.
8317 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8320 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8321 in LIBICONV variable.
8322 * configure: Regenerated.
8324 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8326 * dependence.c (build_def_use): Remove array_idx.
8328 * dwarfout.c (last_filename): Remove.
8329 (output_compile_unit_die): Remove last_filename.
8331 2002-01-22 Roger Sayle <roger@eyesopen.com>
8332 Richard Henderson <rth@redhat.com>
8335 * fold-const.c (fold): Optimize unsigned comparisons against
8336 UINT_MAX (and similar unsigned constants).
8338 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8340 * Makefile.in (loop.o): Depend on OPTABS_H.
8341 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8342 against the predicate.
8345 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8346 for the address operand.
8348 2002-01-22 Richard Henderson <rth@redhat.com>
8350 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8352 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8355 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8358 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8360 * config.gcc (x86_64-*-netbsd*): New target.
8361 * config/i386/netbsd64.h: New file.
8363 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8365 * regrename.c (kill_value): Fix typo.
8367 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8369 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8371 * config/rs6000/rs6000.h: Same.
8373 * function.c (instantiate_virtual_regs): Remove
8374 STARTING_FRAME_PHASE.
8375 (assign_stack_local_1): Same.
8376 Calculate frame phase.
8378 2002-01-22 Nick Clifton <nickc@redhat.com>
8380 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8381 variable declaration to outer scope in order to simplify
8383 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8384 arm_hard_regno_mode_ok.
8385 * config/arm/arm-protos.h: Add a prototype for
8386 arm_hard_regno_mode_ok.
8387 * config/arm/arm.c (soft_df_operand): Remove now redundant
8388 check for DImode values using IP_REGNUM.
8389 (nonimmediate_soft_df_operand): Remove now redundant check for
8390 DImode values using IP_REGNUM.
8391 (arm_hard_regno_mode_ok): New function. New check: make sure
8392 that DImode values are not stored in IP_REGNUM.
8394 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8396 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8398 2002-01-22 Jason Merrill <jason@redhat.com>
8400 * c-semantics.c (genrtl_compound_stmt): Only check nesting
8401 consistency if this COMPOUND_STMT is scoped.
8403 2002-01-22 Kazu Hirata <kazu@hxi.com>
8405 * predict.c: Fix formatting.
8406 * print-tree.c: Likewise.
8407 * protoize.c: Likewise.
8410 * sbitmap.h: Likewise.
8412 * sched-deps.c: Likewise.
8413 * sched-vis.c: Likewise.
8414 * sdbout.c: Likewise.
8415 * sibcall.c: Likewise.
8417 * ssa-ccp.c: Likewise.
8418 * ssa-dce.c: Likewise.
8420 * stor-layout.c: Likewise.
8421 * system.h: Likewise.
8423 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8425 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
8426 if fits in bounds of base type.
8428 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
8429 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
8430 (add_bound_info, default): If can't find a context, make a
8432 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
8434 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
8436 * c-typeck.c (parser_build_binary_op): If result from
8437 build_binary_op is ERROR_MARK just return error_mark_node without
8440 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
8442 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
8443 Split a.out-specific bits into...
8444 * config/netbsd-aout.h: ...this.
8445 * config/netbsd-elf.h: New file.
8446 * config/alpha/netbsd-elf.h: Remove.
8447 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
8448 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
8449 (STARTFILE_SPEC): Remove redundant definition.
8450 (ENDFILE_SPEC): Likewise.
8451 (LINK_SPEC): Likewise.
8452 (CPP_SPEC): Likewise.
8453 (ASM_SPEC): Likewise.
8454 (LIB_SPEC): Likewise.
8455 (SWITCH_TAKES_ARG): Likewise.
8456 (TARGET_MEM_FUNCTIONS): Likewise.
8457 (CPP_PREDEFINES): Redefine.
8458 (ASM_FINAL_SPEC): Remove redefinition.
8459 (ASM_COMMENT_START): Redefine.
8460 (FUNCTION_PROFILER): Define.
8461 (TARGET_VERSION): Redefine.
8462 Comment and formatting cleanup.
8463 * config/i386/netbsd.h: Include <netbsd-aout.h>.
8464 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
8465 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
8466 big- or little-endian.
8467 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
8468 * config.gcc (*-*-netbsd*): Add definitions common to all
8470 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
8471 gnu_ld definitions. Add netbsd-elf.h to and remove
8472 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
8473 tmake_file, and don't lose previous tmake_file contents.
8474 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
8475 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
8476 gnu_ld definitions. Add netbsd-elf.h to tm_file.
8477 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
8478 (mipsel-*-netbsd*): Rename this to...
8479 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
8480 mips/little.h to tm_file for mips*el-*.
8481 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
8482 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
8483 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
8485 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8487 * pa-protos.h (reg_before_reload_operand): New function prototype.
8488 * pa.c (reg_before_reload_operand): New function implementation.
8489 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
8492 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8494 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
8496 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8498 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
8499 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8500 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8501 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8502 (ENDFILE_SPEC): Undefine.
8503 (STARTFILE_SPEC): Redefine for PA.
8505 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8507 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8509 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8511 * config.gcc: Add entries to supported PowerPC --with-cpu
8514 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8516 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8517 true for 64-bit mode only SSE registers in 32-bit mode.
8519 2002-01-21 Kazu Hirata <kazu@hxi.com>
8521 * unwind-dw2.c: Fix formatting.
8522 * unwind-dw2-fde.c: Likewise.
8523 * unwind-dw2-fde.h: Likewise.
8524 * unwind-pe.h: Likewise.
8525 * varasm.c: Likewise.
8526 * varray.h: Likewise.
8528 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8530 Remove workaround for register stack overwrite bug in mmix.
8531 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8532 support for TARGET_REG_STACK_FILL_BUG.
8533 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8534 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8536 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8537 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8538 -mno-reg-stack-fill-bug-workaround.
8539 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8540 machine member has_call_without_parameters.
8541 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8542 -mreg-stack-fill-bug-workaround and
8543 -mno-reg-stack-fill-bug-workaround.
8544 (MMIX Options): Ditto.
8546 2002-01-21 Kazu Hirata <kazu@hxi.com>
8548 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8550 Remove redundant code.
8552 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8554 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8555 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8556 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8557 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8558 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8559 out target macro definitions and non-target-specific comments
8560 mostly taken from old versions of the manual.
8562 2002-01-20 Kazu Hirata <kazu@hxi.com>
8564 * config/h8300/h8300.h: Fix comment formatting.
8565 * config/ia64/aix.h: Likewise.
8566 * config/ia64/ia64-protos.h: Likewise.
8567 * config/ia64/ia64.c: Likewise.
8568 * config/ia64/ia64.h: Likewise.
8569 * config/ia64/ia64intrin.h: Likewise.
8570 * config/ia64/linux.h: Likewise.
8571 * config/ia64/unwind-aix.c: Likewise.
8572 * config/ia64/unwind-ia64.c: Likewise.
8574 2002-01-20 Kazu Hirata <kazu@hxi.com>
8576 * config/h8300/h8300.c: Revise comments about shift code.
8578 2002-01-20 Kazu Hirata <kazu@hxi.com>
8580 * config/h8300/h8300.c (function_arg): Update a comment.
8582 2002-01-20 Kazu Hirata <kazu@hxi.com>
8584 * config/h8300/h8300.md: Update the comments at the beginning
8587 2002-01-20 Kazu Hirata <kazu@hxi.com>
8589 * config/i370/i370.c: Fix comment formatting.
8590 * config/i370/i370.h: Likewise.
8591 * config/i370/i370.md: Likewise.
8592 * config/i370/linux.h: Likewise.
8594 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8596 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8598 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8599 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8602 2002-01-20 Graham Stott <grahams@redhat.com>
8604 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8606 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8608 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8610 2002-01-19 Tom Rix <trix@redhat.com>
8612 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8614 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8616 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8618 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8619 STARTING_FRAME_PHASE.
8620 (STARTING_FRAME_PHASE): New.
8621 (instantiate_virtual_regs): Check saneness of
8622 STARTING_FRAME_PHASE.
8624 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8626 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8628 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8630 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8632 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8633 be used for bootstrapping GCC 3.0.
8635 2002-01-18 Kazu Hirata <kazu@hxi.com>
8637 * config/h8300/h8300.md: Fix an insn length.
8639 2002-01-18 Kazu Hirata <kazu@hxi.com>
8641 * bitmap.h: Fix comment formatting.
8642 * combine.c: Likewise.
8643 * cppfiles.c: Likewise.
8644 * c-pragma.h: Likewise.
8645 * c-typeck.c: Likewise.
8647 * dwarf2out.c: Likewise.
8648 * function.c: Likewise.
8650 * genattrtab.c: Likewise.
8651 * gthr-win32.h: Likewise.
8652 * haifa-sched.c: Likewise.
8653 * predict.c: Likewise.
8654 * rtlanal.c: Likewise.
8656 * unwind-dw2-fde.h: Likewise.
8657 * unwind-pe.h: Likewise.
8658 * vmsdbgout.c: Likewise.
8660 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8662 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8663 if type_required and passed decl.
8665 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8667 * config.gcc (cpu_type): Include altivec.h in powerpc
8671 * config/rs6000/altivec.h: New.
8673 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8675 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8676 handling information.
8677 * doc/trouble.texi (Interoperation): Add libstdc++ information
8679 (Misunderstandings): Add template instantiation and static template
8680 member information for AIX.
8682 2002-01-17 Jason Merrill <jason@redhat.com>
8684 * dbxout.c (dbxout_type): Support const and volatile.
8686 * except.c (add_partial_entry): Remove backwards compatibility code.
8687 (end_protect_partials): Likewise.
8689 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8691 * config/ia64/ia64.md (prologue_use): New.
8692 * config/ia64/ia64.c (ia64_expand_prologue): Use
8693 gen_prologue_use instead of gen_rtx_USE.
8694 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8695 as CODE_FOR_pred_rel_mutex.
8696 (ia64_sched_reorder2): Likewise.
8698 2002-01-16 Eric Christopher <echristo@redhat.com>
8700 * config/mips/r3900.h: Reformat.
8701 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8702 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8703 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8704 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8705 * config/mips/t-elf: Remove mips3 multilib.
8707 2002-01-16 H.J. Lu <hjl@gnu.org>
8709 * config/mips/linux.h: Include "mips/abi64.h".
8711 2002-01-16 H.J. Lu <hjl@gnu.org>
8713 * config/mips/t-linux: New.
8715 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8717 * config/mips/linux.h: Don't include "gofast.h".
8718 (INIT_SUBTARGET_OPTABS): Removed.
8720 2002-01-16 Kazu Hirata <kazu@hxi.com>
8722 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8724 * config/h8300/h8300.c: Likewise.
8725 * config/h8300/h8300.md: Likewise.
8727 2002-01-16 Kazu Hirata <kazu@hxi.com>
8729 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8730 spaces after an opcode name.
8731 (pushqi1_h8300hs): Likewise.
8732 (pushhi1_h8300hs): Likewise.
8734 2002-01-16 Kazu Hirata <kazu@hxi.com>
8736 * doc/extend.texi: Replace "option" with "attribute"
8739 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8741 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8742 (and:DI () (const_int -8)).
8743 (split_small_symbolic_mem_operand): Split
8744 (mem (and:DI () (const_int -8)).
8746 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8749 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8750 same way as TYPE_IMUL.
8751 (ultrasparc_sched_reorder): Likewise.
8752 * config/sparc/sparc.md (type): Add comment to update
8753 ultrasparc_sched_reorder when making changes.
8755 2002-01-16 Kazu Hirata <kazu@hxi.com>
8757 * doc/invoke.texi: Change the dump file name of block
8758 reordering pass from 28.bbro to 29.bbro.
8761 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8763 * i386.md (minsf splitter): Fix pasto.
8765 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8767 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8768 to frame pointer initialisation instruction.
8769 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8770 initialisation instruction.
8771 (soft_df_operand): Do not accept the IP register.
8772 (nonimmediate_soft_df_operand): Do not accept the IP register.
8774 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8777 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8778 MASK_V8 being both set.
8780 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8782 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8783 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8784 config/s390/s390.md (call, call_value): Add GOT register to
8785 CALL_INSN_FUNCTION_USAGE where needed.
8786 (call_exp, call_value_exp): New.
8788 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8790 * config/arm/arm.c: General formatting tidy up.
8792 2002-01-16 Graham Stott <grahams@redhat.com>
8794 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8795 cast and when casting an integer literal to "rtx" pointer.
8796 (expand_call): Likewise.
8797 * flow.c (try_pre_increment): Likewise.
8798 (find_use_as_address): Likewise.
8799 * integrate.c (expand_iline_function): Likewise.
8800 * regmove.c (try_auto_increment): Likewise.
8802 2002-01-16 Graham Stott <grahams@redhat.com>
8804 * sched-rgn.c (passed): Use sbitmap_free.
8807 (in_queue): Likewise.
8808 (in_stack): Likewise.
8810 2002-01-15 Eric Christopher <echristo@redhat.com>
8812 * flow.c (propagate_one_insn): Change to use fatal_insn.
8814 2002-01-15 Kazu Hirata <kazu@hxi.com>
8816 * expmed.c (extract_fixed_bit_field): Remove unused code.
8817 * system.h: Poison SLOW_ZERO_EXTEND.
8818 * doc/tm.texi: Remove.
8819 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8820 * config/arm/arm.h: Likewise.
8821 * config/avr/avr.h: Likewise.
8822 * config/clipper/clipper.h: Likewise.
8823 * config/convex/convex.h: Likewise.
8824 * config/d30v/d30v.h: Likewise.
8825 * config/dsp16xx/dsp16xx.h: Likewise.
8826 * config/elxsi/elxsi.h: Likewise.
8827 * config/fr30/fr30.h: Likewise.
8828 * config/h8300/h8300.h: Likewise.
8829 * config/i370/i370.h: Likewise.
8830 * config/i386/i386.h: Likewise.
8831 * config/m68k/m68k.h: Likewise.
8832 * config/mips/mips.h: Likewise.
8833 * config/ns32k/ns32k.h: Likewise.
8834 * config/pdp11/pdp11.h: Likewise.
8835 * config/pj/pj.h: Likewise.
8836 * config/s390/s390.h: Likewise.
8837 * config/sh/sh.h: Likewise.
8838 * config/stormy16/stormy16.h: Likewise.
8839 * config/v850/v850.h: Likewise.
8840 * config/vax/vax.h: Likewise.
8841 * config/we32k/we32k.h: Likewise.
8843 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8845 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8846 (altivec_lvsl): Change constraint to b.
8847 (altivec_lvsr): Same.
8848 (altivec_lvebx): Same.
8849 (altivec_lvehx): Same.
8850 (altivec_lvewx): Same.
8851 (altivec_lvxl): Same.
8852 (altivec_lvx): Same.
8853 (altivec_stvx): Add parallel.
8854 (altivec_stvxl): Same.
8855 (altivec_stvehx): Same.
8856 (altivec_stvebx): Same.
8857 (altivec_stvebx): Same.
8859 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8861 * config.gcc: Change altivec.h to altivec-defs.h.
8863 * config/rs6000/altivec.h: Delete.
8865 * config/rs6000/altivec-defs.h: Add.
8867 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8869 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8872 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8873 less than or equal to eight bytes.
8875 * vax.md (andsi3): Remove constraints and change SET destination
8876 operand type to nonimmediate_operand.
8877 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8878 when it is a CONST_INT.
8880 2002-01-15 Jason Merrill <jason@redhat.com>
8882 * c-common.def (FILE_STMT): New code.
8883 * c-common.c (statement_code_p): It's a statement.
8884 * c-common.h (stmt_tree_s): Add x_last_filename.
8885 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8886 (last_expr_filename): New macro.
8887 * c-semantics.c (begin_stmt_tree): Initialize it.
8888 (add_stmt): If the filename changed, also insert a
8890 (expand_stmt): Handle seeing one.
8892 2002-01-15 Eric Christopher <echristo@redhat.com>
8894 * flow.c (propagate_one_insn): Add error message and print out
8897 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8899 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8900 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8901 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8902 TRAMPOLINE_ALIGNMENT.
8903 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8905 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8906 PCC_BITFIELD_TYPE_MATTERS.
8907 * config/interix.h (STDC_VALUE): Remove. Use
8908 STDC_0_IN_SYSTEM_HEADERS.
8909 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8910 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8911 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8913 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8915 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8916 not work on this platform currently.
8918 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8920 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8921 readonly_warning in _().
8923 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8925 * gcc.c (delete_if_ordinary): Backout previous change.
8927 2002-01-15 Kazu Hirata <kazu@hxi.com>
8929 * config/h8300/h8300.c (print_operand): Remove support for
8930 unused operand characters.
8932 * read-rtl.c: Fix formatting.
8934 * recog.c: Likewise.
8935 * regclass.c: Likewise.
8936 * regmove.c: Likewise.
8937 * reg-stack.c: Likewise.
8938 * reload1.c: Likewise.
8939 * rtlanal.c: Likewise.
8941 2002-01-15 Kazu Hirata <kazu@hxi.com>
8943 * config/i386/i386.c: Fix formatting.
8945 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8947 * c-typeck.c (process_init_element): Don't save_expr
8948 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8950 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8952 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8953 emit optional traceback table if optimize_size or TARGET_ELF.
8954 * config/rs6000/rs6000.md (prefetch): New.
8956 2002-01-15 Andreas Jaeger <aj@suse.de>
8958 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8960 2002-01-15 Kazu Hirata <kazu@hxi.com>
8962 * mips-tfile.c: Fix formatting.
8964 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8966 * unroll.c (final_reg_note_copy): Fix previous commit.
8968 2002-01-14 Kazu Hirata <kazu@hxi.com>
8970 * config/h8300/h8300-protos.h: Remove the prototype for
8972 * config/h8300/h8300.c (eq_operator): Remove.
8974 2002-01-14 Richard Henderson <rth@redhat.com>
8976 * config/i386/i386.md (prefetch): Tidy.
8977 (prefetch_3dnow): Fix locality operand.
8979 2002-01-14 Richard Henderson <rth@redhat.com>
8981 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8982 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8984 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8986 * reload1.c (reload_combine): Pass reg_sum replacement through
8987 copy_rtx in loop performing multiple changes.
8989 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8991 * except.c (remove_unreachable_regions): New.
8992 (free_eh_status): Clear exception_handler_labels.
8993 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8994 (find_exception_handler_labels): Don't add the same label more than
8996 (remove_exception_handler_label): Don't die if
8997 find_exception_handler_labels hasn't been called for the current
9000 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
9002 * toplev.c (rest_of_compilation): Rebuild jump labels after
9005 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9007 * doc/extend.texi: Move documentation of X86 built-in functions
9009 * doc/invoke.texi: From here.
9010 * doc/sourcebuild.texi: Document location of documentation for
9011 machine built-in functions.
9013 2002-01-13 Christopher Faylor <cgf@redhat.com>
9015 * cppfiles.c (TEST_THRESHOLD): New macro.
9016 (SHOULD_MMAP): Ditto.
9017 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
9020 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
9022 * unroll.c (final_reg_note_copy): Properly handle
9024 (unroll_loops): Fix LOOP_CONDITION heuristics.
9026 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
9028 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
9029 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
9031 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
9033 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
9036 2002-01-14 Tom Rix <trix@redhat.com>
9038 * config/rs6000/rs6000.md: Fix typo with sradi.
9040 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
9042 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
9043 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
9044 (clrstrdi, clrstrsi): Adapt callers.
9046 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
9048 (movti splitter): Never use register 0 as base register.
9050 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9052 * combine.c (simplify_shift_const): Always generate new rtx
9053 for shift expression instead of reusing given expression.
9055 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9057 * config/alpha/alpha.c (alpha_expand_mov): Don't call
9058 alpha_legitimize_address unless mode is Pmode.
9060 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
9062 * doc/md.texi (Modifiers): Document the '*' constraint for the
9065 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
9066 * doc/extend.texi (Function Attributes): 'interrupt' is valid
9069 2002-01-13 Richard Henderson <rth@redhat.com>
9071 * reload.c (find_reloads): Use a hard reg destination as reload reg
9072 for an input reload of the source.
9074 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9076 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
9079 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
9081 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9082 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9084 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
9086 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9088 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
9090 2002-01-12 Tom Rix <trix@redhat.com>
9092 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
9095 2002-01-12 Richard Henderson <rth@redhat.com>
9097 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
9099 * doc/invoke.texi: Update Alpha options.
9101 * doc/invoke.texi: Update i386 built-in function lists.
9103 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
9105 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
9106 referencing outside.
9108 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9110 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
9111 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
9112 offsets, and change line folding.
9113 * optabs.c (expand_binop): Remove warnings.
9114 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
9116 2002-01-12 Graham Stott <grahams@redhat.com>
9118 * attribs.c (handle_deprecated_attribute): constify WHAT.
9119 * diagnostic.c (warn_deprecated_use): Add braces, fixes
9120 dangling else warning and constify WHAT.
9121 * except.h (struct function, struct inline_remap): Move
9122 struct tag forward defs before all prototypes.
9123 (duplicate_eh_regions): Whitespace.
9125 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
9127 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
9128 MODE_BASE_REG_CLASS.
9129 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
9131 2002-01-12 Richard Henderson <rth@redhat.com>
9133 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
9134 (ix86_expand_vector_move): New.
9135 (bdesc_2arg): Remove andps, andnps, orps, xorps.
9136 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
9137 Remove old prefetch builtins. Special case the logicals removed above.
9138 (ix86_expand_builtin): Likewise.
9139 (safe_vector_operand): Use V4SFmode, not TImode.
9140 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
9141 (ix86_expand_timode_binop_builtin): New.
9142 * config/i386/i386-protos.h: Update.
9143 * config/i386/i386.h (enum ix86_builtins): Update.
9144 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
9145 Use ix86_expand_vector_move in vector move expanders.
9146 (movti_internal, movti_rex64): Add xorps alternative.
9147 (sse_clrv4sf): Rename and adjust from sse_clrti.
9148 (prefetch): Don't work so hard.
9149 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
9150 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
9151 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
9153 2002-01-11 Richard Henderson <rth@redhat.com>
9155 * config/i386/mmintrin.h: New file.
9156 * config/i386/xmmintrin.h: New file.
9157 * config.gcc (i?86-*-*): Add extra_headers.
9158 * simplify-rtx.c (simplify_unary_operation): Handle saturating
9160 (simplify_binary_operation): Handle saturating arithmetic codes.
9161 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
9162 not the lowpart subreg.
9163 (ix86_expand_builtin): Return a TImode dummy register instead of 0
9165 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
9167 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9169 * conflict.c (conflict_graph_compute): Free regsets when finished.
9170 * ssa.c (compute_coalesced_reg_partition): Likewise.
9172 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9174 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
9175 every where we allocate a register.
9177 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9179 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
9180 * lcm.c (compute_earliest, compute_farthest): Likewise.
9182 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9184 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
9186 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9188 * doc/rtl.texi (Insns): Fix 2 typos.
9190 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
9192 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
9193 options. Use @table @gcctabopt for MMIX options. Add index
9194 entries for MMIX options. Start new paragraph with first
9195 heading of the machine-dependent options.
9197 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
9200 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
9201 * combine.c (force_to_mode): Same.
9202 * reload1.c (clear_reload_reg_in_use): Same.
9204 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
9206 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
9209 2002-01-11 Andreas Jaeger <aj@suse.de>,
9210 Brad Lucier <lucier@math.purdue.edu>
9212 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
9215 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
9217 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
9218 Protect with IN_LIBGCC.
9219 (LINK_EH_SPEC): Add required trailing space.
9221 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
9223 * c-tree.h: Move function declarations so that they are listed
9224 under the filename which contains them.
9225 (check_identifier, finish_decl_top_level,
9226 lookup_name_current_level_global, shadow_record_fields): Remove.
9228 2002-01-11 Andreas Jaeger <aj@suse.de>
9230 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
9233 2002-01-10 Richard Henderson <rth@redhat.com>
9235 * config/alpha/alpha.c (print_operand): Add 'J'.
9236 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
9237 new operand with the sequence number for the lituse. When splitting
9238 the insns, use gen_movdi_er_high_g and generate a sequence number.
9239 (gen_movdi_er_high_g): Print the sequence number if non-zero.
9241 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
9243 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
9244 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
9246 (altivec_expand_builtin): Same.
9247 (altivec_expand_stv_builtin): New.
9249 * config/rs6000/rs6000.h (rs6000_builtins): Same.
9251 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
9252 ("altivec_lvehx"): New.
9253 ("altivec_lvewx"): New.
9254 ("altivec_lvxl"): New.
9255 ("altivec_lvx"): New.
9256 ("altivec_stvx"): New.
9257 ("altivec_stvebx"): New.
9258 ("altivec_stvehx"): New.
9259 ("altivec_stvewx"): New.
9260 ("altivec_stvxl"): New.
9262 2002-01-10 Richard Henderson <rth@redhat.com>
9264 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
9265 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
9266 care not to delete instructions twice.
9268 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9270 * toplev.c: Don't declare environ (it's not used anywhere).
9271 * configure.in: Don't check for declaration of environ.
9272 * config/i386/xm-mingw32.h: Don't #define environ.
9273 * config.in, configure: Regenerate.
9275 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9277 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
9278 * configure: Regenerate.
9280 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
9281 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
9282 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
9284 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
9285 LIMITS_H_TEST here, not in m68k/x-next.
9286 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
9287 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
9289 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
9290 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
9291 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
9293 * config/i386/x-djgpp: Renamed i386/t-djgpp.
9294 * config/m88k/x-dolph: Renamed m88k/t-dolph.
9295 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
9296 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
9297 replacement of quadlib.asm with quadlib.c.
9299 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
9300 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
9301 config/rs6000/xm-beos.h: Delete file.
9303 * config.gcc: Update to match above changes.
9305 2002-01-10 Kazu Hirata <kazu@hxi.com>
9307 * config/h8300/h8300.h: Fix comment typos.
9308 * config/h8300/h8300.md: Likewise.
9309 * config/h8300/lib1funcs.asm: Likewise.
9311 2002-01-10 Dale Johannesen <dalej@apple.com>
9313 PR optimization/5269
9314 * unroll.c (precondition_loop_p): Make *increment be the correct
9315 sign when n_iterations known, to avoid confusing caller.
9317 2002-01-10 Kazu Hirata <kazu@hxi.com>
9319 * doc/extend.texi (deprecated): Fix a typo.
9321 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9323 * basic-block.h (update_br_prob_note): Declare.
9324 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9325 (try_forward_edges): Care negative frequencies and update note.
9326 (outgoing_edges_match): Tweek conditional merging heuristics.
9327 (try_crossjump_to_edge): use update_br_prob_note.
9328 * cfglayout.c (fixup_reorder_chain): Likewise.
9329 * cfrtl.c (update_br_prob_note): New.
9330 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9332 * i386.c (ix86_decompose_address): Return -1 if address contains
9334 (legitimate_address_p): Require ix86_decompose_address to return 1.
9336 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9337 (cprop_insn): Likewise.
9339 2002-01-10 Kazu Hirata <kazu@hxi.com>
9341 * toplev.c: Fix formatting.
9343 * tree-dump.c: Likewise.
9344 * unroll.c: Likewise.
9345 * unwind-dw2.c: Likewise.
9346 * unwind-dw2-fde.c: Likewise.
9347 * unwind-dw2-fde-glibc.c: Likewise.
9348 * unwind-sjlj.c: Likewise.
9350 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9352 * doc/invoke.texi: Document PDP-11 options.
9354 2002-01-10 Kazu Hirata <kazu@hxi.com>
9356 * config/h8300/h8300.h: Fix formatting.
9358 2002-01-10 Ira Ruben <ira@apple.com>
9360 Add __attribute__ ((deprecated)).
9361 * extend.texi: Document __attribute__ ((deprecated)).
9362 * invoke.texi: Document -Wno-deprecated-declarations.
9363 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9364 * testsuite/gcc.dg/deprecated.c: New C test.
9365 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9366 (c_common_attribute_table): Add "deprecated" entry.
9367 (handle_deprecated_attribute): New function.
9368 * c-decl.c (deprecated_states): New enum.
9369 deprecated_state: State of "deprecated" handling.
9370 (start_decl): Set deprecated_state based on attributes.
9371 (grokdeclarator): Test for deprecated uses, propagate attribute.
9372 * c-typeck.c (build_component_ref): Test for deprecated fields.
9373 (build_external_ref): Test for deprecated primaries.
9374 * diagnostic.c (warn_deprecated_use) New function to issue
9375 warnings about __attribute__ ((depricated)) references.
9376 * flags.h (warn_deprecated_decl): Extern declared for
9377 -W[no-]deprecated-declarations option.
9378 * print-tree.c (print_node): Show deprecated flag status.
9379 * toplev.c (warn_deprecated_decl): Defined.
9380 (W_options): Added "deprecated-declaration".
9381 * toplev.h (warn_deprecated_use): Extern declared.
9382 * tree.h (struct tree_common): Define deprecated_flag.
9383 (TREE_DEPRECATED): New macro to access flag.
9384 * cp/call.c (build_call): Test for deprecated calls.
9385 * cp/class.c (add_implicitly_declared_members): Set global
9386 flag to tell grokdeclarator to not issue deprecated warnings.
9387 * cp/cp-tree.h: Add extern for adding_implicit_members.
9388 * cp/decl.c (deprecated_states): New enum.
9389 (start_decl): Set deprecated_state based on attributes.
9390 (grokdeclarator): Test for deprecated uses, propagate attribute.
9391 * cp/lex.c (do_identifier): Test for deprecated primaries.
9392 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9394 2002-01-10 Ira Ruben <ira@apple.com>
9396 Fix to assign attributes to inline member functions.
9397 * cp/decl.c (start_method): Handle attrlist.
9399 2002-01-10 Kazu Hirata <kazu@hxi.com>
9401 * combine.c (expand_field_assignment): Use subreg_lsb().
9403 2002-01-10 David Edelsohn <edelsohn@gnu.org>
9405 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
9406 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
9407 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
9408 Recurse for any operand of AND as long as constant is non-zero.
9410 2002-01-10 Kazu Hirata <kazu@hxi.com>
9412 * config/h8300/h8300.md: Remove constraints from expanders.
9414 2002-01-10 Kazu Hirata <kazu@hxi.com>
9416 * varasm.c: Fix formatting.
9417 * varray.c: Likewise.
9418 * vmsdbgout.c: Likewise.
9419 * xcoffout.c: Likewise.
9421 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
9423 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
9424 update edge probabilities to match.
9426 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9428 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
9430 * doc/languages.texi, doc/sourcebuild.texi: New files.
9431 * doc/configfiles.texi: Make a subsubsection. Update.
9432 * doc/configterms.texi: Add @node. Remove warning that this isn't
9433 instructions for building GCC.
9434 * doc/makefile.texi: Make a subsection.
9435 * doc/gccint.texi: Update.
9437 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
9439 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
9441 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
9443 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
9445 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
9447 * optabs.c (expand_fix): Look for wider integer modes first.
9449 * i386.md (mov?f): Avoid the fake const double trick for medium
9451 (min?f*/max?f*): Prohibit memory operands for i387 variant.
9452 (fop_df_4): Disable for SSE compilation.
9454 2002-01-10 Graham Stott <grahams@redhat.com>
9456 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
9457 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
9459 2002-01-10 Richard Henderson <rth@redhat.com>
9461 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
9463 2002-01-10 Richard Henderson <rth@redhat.com>
9465 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
9466 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
9468 2002-01-10 Kazu Hirata <kazu@hxi.com>
9470 * combine.c (can_combine_p): Fix a comment typo.
9472 2002-01-09 Zack Weinberg <zack@codesourcery.com>
9474 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
9475 empty list correctly. Change loop index $t to $f for
9476 consistency with rest of Makefile.
9478 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
9480 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
9481 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9483 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
9484 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
9485 (altivec_init_builtins): Same.
9486 (altivec_expand_unop_builtin): Return NULL_RTX on error.
9487 (altivec_expand_binop_builtin): Same.
9488 (altivec_expand_ternop_builtin): Same.
9491 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
9492 ("altivec_vctuxs"): Fix typo.
9493 ("altivec_vnmsubfp"): Same.
9494 ("altivec_dssall"): New.
9495 ("altivec_mfvscr"): New.
9496 ("altivec_dss"): New.
9497 ("altivec_lvsl"): New.
9498 ("altivec_lvsr"): New.
9499 ("altivec_dstt"): New.
9500 ("altivec_dstst"): New.
9501 ("altivec_dststt"): New.
9502 ("altivec_dst"): New.
9504 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9505 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9507 2002-01-09 Richard Henderson <rth@redhat.com>
9509 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9511 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9513 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9515 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9517 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9519 2002-01-09 Kazu Hirata <kazu@hxi.com>
9521 * read-rtl.c: Fix formatting.
9523 * regclass.c: Likewise.
9524 * regrename.c: Likewise.
9525 * reg-stack.c: Likewise.
9526 * reload1.c: Likewise.
9527 * reload.c: Likewise.
9530 2002-01-09 Kazu Hirata <kazu@hxi.com>
9532 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9533 to extract items in the expr_list chain.
9535 2002-01-09 Richard Henderson <rth@redhat.com>
9537 * config/vax/vax.c (vax_rtx_cost): Never abort.
9539 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9541 2002-01-09 Jan Hubicka <jh@suse.cz>
9543 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9545 2002-01-09 Richard Henderson <rth@redhat.com>
9547 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9548 Unify code from various alternatives.
9550 2002-01-09 Richard Henderson <rth@redhat.com>
9552 * regrename.c (copy_value): Ignore the copy if the source register
9553 is present in the value chain with a narrower mode.
9555 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9557 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9558 for the c4x target. Also improve layout.
9560 2002-01-09 Richard Henderson <rth@redhat.com>
9562 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9563 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9564 to match insn patterns.
9566 2002-01-09 Richard Henderson <rth@redhat.com>
9568 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9569 (copyprop_hardreg_forward_1): Likewise.
9571 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9573 * pa.md (decrement_and_branch_until_zero): Change predicate for
9574 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9576 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9578 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9579 gets undefined. For Darwin.
9581 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9583 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9585 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9587 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9589 2002-01-08 Richard Henderson <rth@redhat.com>
9591 * regrename.c (copy_value): Ignore overlapping copies.
9593 2002-01-08 Richard Henderson <rth@redhat.com>
9595 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9596 as needed to avoid shared structure.
9598 2002-01-08 Kazu Hirata <kazu@hxi.com>
9600 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9603 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9605 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9606 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9607 documentation of obsolete macros.
9608 * system.h: Poison these macros.
9609 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9610 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9611 config/c4x/c4x.h, config/clipper/clipper.h,
9612 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9613 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9614 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9615 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9616 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9617 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9618 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9619 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9620 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9621 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9622 config/sparc/sparc.h, config/stormy16/stormy16.h,
9623 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9624 definitions and commented out definitions of obsolete macros.
9625 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9626 of MAX_INT_TYPE_SIZE.
9628 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9630 * config/s390/s390.c (s390_preferred_reload_class): Never
9631 return ADDR_REGS if it isn't a subset of the given class.
9632 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9633 FP_REGS, but all superclasses as well.
9635 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9637 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9638 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9639 must not be a const_int.
9641 2002-01-08 Richard Henderson <rth@redhat.com>
9643 * Makefile.in (toplev.o): Depend on options.h.
9644 (gcc.o): Depend on specs.h.
9646 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9648 * expr.c (store_expr): Convert VOIDmode constants back to target's
9651 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9653 * doc/invoke.texi: Markup gcc as @command. Refer to
9654 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9655 of http://gcc.gnu.org/thanks.html.
9657 2002-01-08 Dale Johannesen <dalej@apple.com>
9659 * config/rs6000/rs6000.md: Add missing int register
9660 target case to movdf_low.
9662 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9664 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9665 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9666 (cppinit.o): Depend on except.h.
9667 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9668 s-specs): New rules.
9670 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9671 Don't create specs.h/options.h/gencheck.h here. Remove
9672 unnecessary variable settings from last argument of AC_OUTPUT.
9673 * config.in, configure: Regenerate.
9674 * intl.c: Hardcode package name as "gcc".
9676 * cppinit.c: Include except.h.
9677 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9679 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9680 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9681 (!)USING_SJLJ_EXCEPTIONS.
9682 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9684 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9686 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9687 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9688 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9689 documentation of obsolete macros.
9690 * system.h: Poison these macros.
9691 * config/d30v/d30v.h, config/ns32k/encore.h,
9692 config/stormy16/stormy16.h: Remove definitions and commented out
9693 definitions of obsolete macros.
9695 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9697 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9698 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9701 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9703 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9704 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9705 to insn adjusting stack/frame pointer.
9706 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9707 accept operands that cause the insn to be non-splittable.
9709 2002-01-08 Graham Stott <grahams@redhat.com>
9711 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9712 (C_TYPE_FIELDS_VOLATILE): Likewise.
9713 (C_TYPE_BEING_DEFINED): Likewise.
9714 (C_IS_RESERVED_WORD): Likewise.
9715 (C_TYPE_VARIABLE_SIZE): Likewise.
9716 (C_DECL_VARIABLE_SIZE): Likewise.
9717 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9718 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9719 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9721 (C_DECL_ANTICIPATED): Likewise.
9722 (c_build_type_variant): Add parenthesis.
9724 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9726 * gcc.c (option_map): Remove --version.
9727 (process_command): Handle -fversion following the GNU Coding
9728 Standards. Partially addresses PR other/704.
9730 2002-01-08 Graham Stott <grahams@redhat.com>
9732 * combine.c (combine_instructions): Fix typo.
9734 2002-01-08 Graham Stott <grahams@redhat.com>
9736 * debug.h: Use "tree" and "rtx" throughout.
9738 * debug.c: Likewise.
9740 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9742 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9743 constant pool, use the pool's version of the symbol instead.
9745 2002-01-07 Richard Henderson <rth@redhat.com>
9747 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9748 the original register was copied in a mode with a fewer number of
9749 hard registers than the desired mode.
9750 (copyprop_hardreg_forward_1): Likewise.
9751 (debug_value_data): Fix loop test.
9752 * toplev.c (parse_options_and_default_flags): Reenable
9753 -fcprop-registers at -O1.
9755 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9757 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9758 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9760 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9763 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9765 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9767 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9768 (pa_output_function_prologue): Output local label at the beginning of
9769 the prologue when profiling.
9770 (hppa_profile_hook): Use the local label rather than the function label.
9771 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9773 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9775 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9776 (altivec_expand_unop_builtin): Fix thinko.
9777 (altivec_expand_binop_builtin): Same.
9778 (altivec_expand_ternop_builtin): Same.
9779 (altivec_expand_builtin): Same.
9781 2002-01-07 Richard Henderson <rth@redhat.com>
9783 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9785 2002-01-07 Jason Merrill <jason@redhat.com>
9787 * unwind-dw2.c (execute_cfa_program): Use < again.
9789 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9791 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9793 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9795 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9796 Don't allow -1 - x -> ~x simplifications in the first pass.
9798 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9800 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9802 (altivec_expand_binop_builtin): Same.
9803 (altivec_expand_unop_builtin): Same.
9804 (print_operand): Fix typo.
9805 (bdesc_1arg): Add vupk* variants.
9807 * rs6000.h (rs6000_builtins): Add vupk* enums.
9809 * rs6000.md: Add altivec_vupk* variants.
9811 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9813 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9814 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9815 and last update dates.
9817 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9819 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9821 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9823 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9824 * config/avr/avr.h (CPP_SPEC): Likewise.
9825 (LINK_SPEC): Likewise.
9826 (CRT_BINUTILS_SPECS): Likewise.
9827 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9828 * doc/invoke.texi (AVR Options): Document them.
9830 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9832 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9835 2002-01-07 Graham Stott <grahams@redhat.com>
9837 * config/i386/i386.h: Update copyright date.
9838 (HALF_PIC_PTR): Add parenthesis.
9839 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9840 (CONSTANT_ALIGNMENT): Add parenthesis.
9841 (DATA_ALIGNMENT): Likewise.
9842 (LOCAL_ALIGNMENT): Likewise.
9843 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9844 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9845 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9846 (HARD_REGNO_NREGS): Add paranethesis.
9847 (VALID_SSE_REG_MODE): Whitespace.
9848 (VALID_MMX_REG_MODE): Whitespace.
9849 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9850 (ix86_hard_regno_mode_ok): Add parenthesis.
9851 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9852 (RETURN_IN_MEMORY): Whitespace.
9853 (N_REG_CLASSES): Add parenthesis.
9854 (INTEGER_CLASS_P): Add parenthesis and wrap.
9855 (FLOAT_CLASS_P): Likewise.
9856 (SSE_CLASS_P): Likewise.
9857 (MMX_CLASS_P): Likewise.
9858 (MAYBE_INTEGER_CLASS_P): Likewise.
9859 (MAYBE_FLOAT_CLASS_P): Likewise.
9860 (MAYBE_SSE_CLASS_P): Likewise.
9861 (MAYBE_MMX_CLASS_P): Likewise.
9862 (Q_CLASS_P): Likewise.
9863 (GENERAL_REGNO_P): Uppercase macro parameter.
9864 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9865 (FP_REGNO_P): Likewise.
9866 (ANY_FP_REGNO_P): Uppercase macro parameter.
9867 (SSE_REGNO_P): Likewise.
9868 (SSE_REGNO): Likewise.
9869 (SSE_REG_P): Likewise.
9870 (SSE_FLOAT_MODE_P): Likewise.
9871 (MMX_REGNO_P): Likewise.
9872 (MMX_REG_P):Likewise.
9873 (STACK_REG_P): Likewise.
9874 (NON_STACK_REG_P): Likewise.
9875 (STACK_TOP_P): Likewise.
9876 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9877 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9878 (SECONDARY_MEMORY_NEEDED): Likewise.
9879 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9880 (MD_ASM_CLOBBERS): Whitespace and wrap.
9881 (MUST_PASS_IN_STACK): Whitespace and wrap.
9882 (RETURN_POPS_ARGS): Add parenthesis.
9883 (INIT_CUMULATIVE_ARGS): Likewise.
9884 (FUNCTION_ARG): Likewise.
9885 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9886 (SETUP_INCOMING_VARARGS): Likewise.
9887 (BUILD_VA_LIST_TYPE): Add parenthesis.
9888 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9890 (EXPAND_BUILTIN_VA_ARG): Likewise.
9891 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9892 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9893 (INITIAL_ELIMINATION_OFFSET): Likewise.
9894 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9895 (REGNO_OK_FOR_BASE_P): Likewise.
9896 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9897 (REGNO_OK_FOR_DIREG_P): Likewise.
9898 (REG_OK_FOR_INDEX_P): Whitespace.
9899 (REG_OK_FOR_BASE_P): Whitespace.
9900 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9902 (FIND_BASE_TERM): Fix typo.
9903 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9904 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9905 (SYMBOLIC_CONST; Whitespace.
9906 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9907 (ENCODE_SECTION_INFO): Whitespace.
9908 (FINALIZE_PIC): Remove do { ... } while (0).
9909 (PROMOTE_MODE): Wrap in do { ... } while (0).
9910 (CONST_COSTS): Whitespace.
9911 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9912 (REGISTER_MOVE_COST): Add parenthesis.
9913 (MEMORY_MOVE_COST): Likewise.
9914 (EXTRA_CC_MODES): Whitespace.
9915 (SELECT_CC_MODE): Add parenthesis and whitespace.
9916 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9917 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9918 (ASM_OUTPUT_LABEL): Add paramethesis.
9919 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9920 (ASM_OUTPUT_REG_POP): Likewise.
9921 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9922 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9924 * config/i386/i386.c: Update copyright.
9925 (CHECK_STACK_LIMIT): Add parenthesis.
9926 (AT_BP): Uppercase macro parameter.
9927 (x86_64_int_parameter_registers): Constify.
9928 (x86_64_int_return_registers): Likewise.
9929 (ix86_compare_op0): Use rtx.
9930 (construct_container): Constify INTREG parameter.
9931 (function_arg): Use rtx.
9933 * diagnostic.h: Update copyright date.
9934 (output_buffer_state): Add parenthesis.
9935 (output_buffer_format_args): Likewise.
9937 * combine.c (combine_instructions): Replace XEXP (links, 0)
9940 2002-01-06 H.J. Lu <hjl@gnu.org>
9942 * cfgcleanup.c (thread_jump): Fix 2 typos.
9944 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9946 * config.gcc: Add support for --enable-altivec.
9948 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9950 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9952 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9954 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9955 __objc_class_name_*.
9957 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9959 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9961 2002-01-06 Richard Henderson <rth@redhat.com>
9963 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9964 nop them out. Increment label reference count for REG_LABEL.
9965 (fill_slots_from_thread): Frob label reference count around
9966 delete_related_insns.
9968 2002-01-05 Richard Henderson <rth@redhat.com>
9970 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9973 2002-01-05 Richard Henderson <rth@redhat.com>
9975 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9976 * integrate.c (output_inline_function): Likewise.
9977 * toplev.c (rest_of_compilation): Do it here instead. Move call
9978 to remove_unnecessary_notes after emitting abstract instance.
9979 Force an emitted nested function to have its parent emited as well.
9980 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9982 (rtl_for_decl_location): Do not look at reload data structures
9983 before reload has run.
9985 2002-01-05 Kazu Hirata <kazu@hxi.com>
9987 * cse.c: Fix formatting.
9988 * dwarf2asm.c: Likewise.
9989 * dwarf2out.c: Likewise.
9990 * explow.c: Likewise.
9991 * expmed.c: Likewise.
9992 * function.c: Likewise.
9994 * gencheck.c: Likewise.
9995 * genrecog.c: Likewise.
9996 * ggc-common.c: Likewise.
9997 * ggc-page.c: Likewise.
9998 * global.c: Likewise.
10000 2002-01-05 Kazu Hirata <kazu@hxi.com>
10002 * combine.c: Fix formatting.
10004 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
10007 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
10009 2002-01-05 David Edelsohn <edelsohn@gnu.org>
10011 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
10012 as 1 for __powerpc64__ as well.
10014 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
10016 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
10019 2002-01-05 Daniel Berlin <dan@dberlin.org>
10021 * lcm.c: Revert change, due to performance regression it causes on
10022 SPEC because it's slightly more conservative (sigh, I hate
10025 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
10027 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
10029 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10031 * doc/cppinternals.texi: Update.
10033 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
10035 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
10036 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
10038 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
10039 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
10040 kludge for pre-october-14th mmix versions to handle new-found bug
10041 with PUSHJ/PUSHGO and the register stack.
10042 * config/mmix/mmix.h (struct machine_function): Rename member
10043 has_call_value_without_parameters to has_call_without_parameters.
10044 All referers changed.
10045 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
10046 TARGET_MASK_BRANCH_PREDICT): New macros.
10047 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
10048 -mno-reg-stack-fill-bug-workaround.
10049 * config/mmix/mmix.md ("call"): Set struct machine member
10050 has_call_without_parameters.
10052 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
10054 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
10056 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
10058 * cfgcleanup.c: Include tm_p.h
10059 (mark_effect): Fix handling of hard register; fix handling of SET
10061 2002-01-04 Kazu Hirata <kazu@hxi.com>
10063 * config/h8300/h8300.md (anonymous patterns): Check that
10064 operands are registers before using REGNO on them.
10066 2002-01-03 Roland McGrath <roland@frob.com>
10068 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
10070 2002-01-04 Jakub Jelinek <jakub@redhat.com>
10072 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
10073 * c-common.h (genrtl_expr_stmt_value): Likewise.
10074 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
10075 (expand_expr_stmt_value): Add maybe_last argument.
10076 Don't warn about statement with no effect if it is the last statement
10077 in expression statement.
10078 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
10079 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
10080 expand_expr_stmt_value.
10081 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
10082 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
10083 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
10084 as maybe_last to expand_expr_stmt_value.
10086 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
10088 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
10089 be passed in, do not build it.
10090 (c_begin_if_stmt): New function.
10091 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10092 * c-common.h (c_expand_start_cond): Update prototype.
10093 (c_begin_if_stmt): Prototype new function.
10094 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10095 * c-parse.in (if_prefix): Use c_begin_if_stmt,
10096 c_begin_while_stmt and c_finish_while_stmt_cond.
10098 2002-01-04 William Cohen <wcohen@redhat.com>
10100 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
10101 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10102 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10103 * config/pa/som.h (ASM_FILE_START): Likewise.
10105 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
10107 * lcm.c: Include df.h.
10108 Add available_transfer_function prototype.
10109 (compute_available): Rework to use iterative dataflow framework.
10110 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
10111 with bb_info in df.h
10112 (available_transfer_function): New function.
10114 * Makefile.in (lcm.o): add df.h to dependencies.
10116 2002-01-04 Richard Henderson <rth@redhat.com>
10118 * config/alpha/alpha.c (some_operand): Accept HIGH.
10119 (input_operand): Likewise; accept simple references to globals.
10120 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
10121 (alpha_const_double_ok_for_letter_p): Likewise.
10122 (alpha_extra_constraint): Likewise.
10123 (alpha_preferred_reload_class): Likewise. Do not force
10124 symbolic constants to memory.
10125 (alpha_legitimate_address_p): Accept simple references
10126 to small_symbolic_operand.
10127 (alpha_legitimize_address): New arg scratch. Be prepared to be
10128 called when no_new_pseudos. Emit simple symbolic references.
10129 Split integers into low, high, and rest.
10130 (alpha_expand_mov): Use alpha_legitimize_address.
10131 (some_small_symbolic_mem_operand): New.
10132 (split_small_symbolic_mem_operand): New.
10133 * config/alpha/alpha-protos.h: Update.
10134 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
10135 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10136 (EXTRA_CONSTRAINT): Likewise.
10137 (PREFERRED_RELOAD_CLASS): Likewise.
10138 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
10139 (PREDICATE_CODES): Update.
10140 * config/alpha/alpha.md: New post-reload splitters to convert
10141 simplfied symbolic operands to the form that references $29.
10142 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
10143 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
10145 2002-01-03 Richard Henderson <rth@redhat.com>
10147 * local-alloc.c (function_invariant_p): Update commentary.
10149 2002-01-04 H.J. Lu <hjl@gnu.org>
10151 * toplev.c (rest_of_compilation): Fix a typo when calling
10154 2002-01-03 Kazu Hirata <kazu@hxi.com>
10156 * c-common.c: Fix formatting.
10157 * diagnostic.c: Likewise.
10158 * doloop.c: Likewise.
10159 * dwarf2out.c: Likewise.
10161 2002-01-03 Kazu Hirata <kazu@hxi.com>
10163 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
10164 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
10166 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10168 * cpperror.c: Update comments and copyright.
10169 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
10170 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
10172 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10174 * collect2.c (main): Use strcmp when testing for "-shared".
10176 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10178 * cppmacro.c: Don't include intl.h. Update comments.
10179 (new_number_token): Allocate enough buffer for 64-bit unsigned
10180 integers; update prototype.
10181 * cppmain.c: Update comments.
10183 2002-01-03 William Cohen <wcohen@redhat.com>
10185 * function.h (struct function): Add profile.
10186 (current_function_profile): New.
10187 doc/extend.texi: Update documentation.
10188 * final.c (final_start_function): Use current_function_profile
10189 instead of profile_flag.
10190 (profile_after_prologue): Likewise.
10191 * function.c (expand_function_start): Likewise.
10192 (expand_function_start): Likewise.
10193 * config/alpha/alpha.c (direct_call_operand):
10194 (alpha_does_function_need_gp): Likewise.
10195 (alpha_expand_prologue): Likewise.
10196 * config/arm/arm.c (arm_expand_prologue): Likewise.
10197 thumb_expand_prologue: Likewise.
10198 * config/d30v/d30v.c (d30v_stack_info): Likewise.
10199 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
10200 (fr30_expand_prologue): Likewise.
10201 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
10202 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
10203 * config/i386/i386.h (FINALIZE_PIC): Likewise.
10204 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10205 * config/i960/i960.c (i960_output_function_prologue): Likewise.
10206 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10207 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
10208 (m32r_expand_prologue): Likewise.
10209 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
10210 (m88k_expand_prologue): Likewise.
10211 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
10212 * config/mips/mips.c (compute_frame_size): Likewise.
10213 (mips_expand_prologue): Likewise.
10214 (mips_can_use_return_insn): Likewise.
10215 * config/pa/elf.h (ASM_FILE_START): Likewise.
10216 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10217 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10218 * config/pa/som.h (ASM_FILE_START): Likewise.
10219 * config/romp/romp.c (romp_using_r14): Likewise.
10220 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
10221 (rs6000_stack_info): Likewise.
10222 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10223 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
10224 * config/v850/v850.c (compute_register_save_size): Likewise.
10226 2002-01-03 Jakub Jelinek <jakub@redhat.com>
10228 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
10229 gen_lowpart_common fails, use gen_lowpart_SUBREG.
10231 2002-01-03 Turly O'Connor <turly@apple.com>
10233 * darwin.c (machopic_output_possible_stub_label): Don't generate
10234 stub routines for pseudo-stubs which we've just defined.
10236 2002-01-03 Kazu Hirata <kazu@hxi.com>
10238 * builtins.c: Fix formatting.
10239 * c-typeck.c: Likewise.
10240 * combine.c: Likewise.
10241 * expr.c: Likewise.
10242 * loop.c: Likewise.
10244 2002-01-03 Andreas Schwab <schwab@suse.de>
10246 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
10247 and return true if _cpp_push_next_buffer pushed a new include
10249 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
10250 _cpp_pop_file_buffer did not push a new file.
10251 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
10253 2002-01-02 Eric Christopher <echristo@redhat.com>
10255 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
10256 FIND_REG_INC_NOTE call. Update copyright.
10257 * loop.c (canonicalize_condition): Ditto.
10258 * reorg.c (delete_scheduled_jump): Ditto.
10260 2002-01-03 Kazu Hirata <kazu@hxi.com>
10262 * gcse.c: Fix formatting.
10264 2002-01-03 Graham Stott <grahams@redhat.com>
10266 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
10267 forward defs for struct tags rtx_def, union_tree, rtvec_def
10268 also output corresponding typedefs for rtx, tree, and rtvec.
10270 * system.h: Move forward defs for struct tags rtx_def, union_tree,
10271 rtvec_def along with corresponding typedefs for rtx, tree, and
10272 rtvec to config.h, hconfig.h, tconfig.h.
10274 2002-01-03 Graham Stott <grahams@redhat.com>
10276 * tree.h: Update copyright date.
10277 (IS_EXPR_CODE_CLASS): Add parenthesis.
10278 (TREE_SET_CODE): Add whitespace.
10279 (TREE_CHECK): Add parenthesis.
10280 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
10281 (CST_OR_CONSTRUCTOR_CHECK):
10282 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
10283 (TREE_SYMBOL_REFERENCED): Whitespace.
10284 (INT_CST_LT): Likewise.
10285 (INT_CST_LT_UNSIGNED): Likewise.
10286 (tree_real_cst): Unwrap comment.
10287 (tree_string): Likewise.
10288 (tree_complex): Likewise.
10289 (IDENTIFIER_POINTER): correct cast.
10290 (SAVE_EXPR_CONTEXT): Whitespace.
10291 (EXPR_WFL_FILENAME_NODE): Likewise.
10292 (EXPR_WFL_FILENAME): Remove parenthesis.
10293 (DECL_ORIGIN): Add parenthesis.
10294 (DECL_FROM_INLINE): Use NULL_TREE.
10295 (build_int_2): Whitespace.
10296 (build_type_variant): Add parenthesis.
10298 * gcc/jcf-parse.c: Update copyright date.
10299 (yyparse): Constify resource_filename.
10301 2002-01-03 Graham Stott <grahams@redhat.com>
10303 * rtl.h: Update copyright date.
10304 (RTL_CHECK1): Wrap long line.
10305 (RTL_CHECK2): Likewise.
10306 (RTL_CHECKC1): Wrap long line and whitespace.
10307 (RTL_CHECKC2): Likewise.
10308 (XWINT): Whitespace.
10314 (XBITMAP): Likewise.
10316 (XBBDEF): Likewise.
10318 (X0WINT): Likewise.
10320 (X0UINT): Likewise.
10324 (X0MODE): Likewise.
10325 (X0BITMAP): Likewise.
10326 (X0TREE): Likewise.
10327 (X0BBDEF): Likewise.
10328 (X0ADVFLAGS): Likewise.
10329 (X0CSELIB): Likewise.
10330 (X0MEMATTR): Likewise.
10331 (XCWINT): Likewise.
10333 (XCUINT): Likewise.
10337 (XCMODE): Likewise.
10338 (XCBITMAP): Likewise.
10339 (XCTREE): Likewise.
10340 (XCBBDEF): Likewise.
10341 (XCADVFLAGS): Likewise.
10342 (XCCSELIB): Likewise.
10343 (XC2EXP): Likewise.
10344 (INSN_UID): Likewise.
10345 (PREV_INSN): Likewise.
10346 (PATTERN): Likewise.
10347 (INSN_CODE): Likewise.
10348 (PUT_REG_NOTE_KIND): Likewise.
10349 (CODE_LABEL_NUMBER): Likewise.
10350 (NOTE_SOURCE_FILE): Likewise.
10351 (NOTE_BLOCK): Likewise.
10352 (NOTE_EH_HANDLER): Likewise.
10353 (NOTE_RANGE_INFO): Likewise.
10354 (NOTE_LIVE_INFO): Likewise.
10355 (NOTE_BASIC_BLOCK): Likewise.
10356 (NOTE_EXPECTED_VALUE): Likewise.
10357 (NOTE_LINE_NUMBER): Likewise.
10358 (LABEL_NAME): Likewise.
10359 (LABEL_NUSES): Likewise.
10360 (LABEL_ALTERNATE_NAME): Likewise.
10361 (ADDRESSOF_DECL): Likewise.
10362 (JUMP_LABEL): Likewise.
10363 (LABEL_NEXTREF): Likewise.
10365 (ORIGINAL_REGNO: Likewise.
10366 (HARD_REGISTER_NUM_P): Add parenthesis.
10367 (SUBREG_REG): Whitespace.
10368 (SUBREG_BYTE): Likewise.
10369 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10370 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10371 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10372 (ASM_OPERANDS_INPUT_VEC): Likewise.
10373 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10374 (ASM_OPERANDS_INPUT): Likewise.
10375 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10376 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10377 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10378 (ASM_OPERANDS_INPUT_MODE): Likewise.
10379 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10380 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10381 (MEM_SET_IN_STRUCT_P): Minor reformat.
10382 (TRAP_CONDITION): Whitespace.
10383 (TRAP_CODE): Likewise.
10384 (COND_EXEC_TEST): Likewise.
10385 (COND_EXEC_CODE): Likewise.
10386 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10387 (PHI_NODE_P): Add parenthesis.
10388 (plus_constant): Whitespace and add parenthesis.
10390 2002-01-03 Kazu Hirata <kazu@hxi.com>
10392 * config/avr/avr.c: Fix comment typos.
10393 * config/c4x/c4x.md: Likewise.
10394 * config/dsp16xx/dsp16xx.h: Likewise.
10395 * config/dsp16xx/dsp16xx.md: Likewise.
10396 * config/i386/i386.md: Likewise.
10397 * config/ia64/ia64.c: Likewise.
10398 * config/m32r/m32r.h: Likewise.
10399 * config/m68hc11/m68hc11.md: Likewise.
10400 * config/mmix/mmix.c: Likewise.
10401 * config/mn10200/mn10200.c: Likewise.
10402 * config/romp/romp.c: Likewise.
10403 * config/sh/sh.c: Likewise.
10404 * config/stormy16/stormy16.c: Likewise.
10405 * config/stormy16/stormy16.h: Likewise.
10406 * config/stormy16/stormy16.md: Likewise.
10408 2002-01-03 Graham Stott <grahams@redhat.com>
10410 * loop.h: Update copyright date.
10411 (LOOP_MOVABLES): Fix typo.
10412 (LOOP_REGS): Likewise.
10413 (LOOP_IVS): Likewise.
10415 2002-01-03 Graham Stott <grahams@redhat.com>
10417 * cppinit.c: Update copyright date.
10418 Don't include output.h
10419 * Makefile.in: Update copyright date.
10422 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
10425 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
10426 (-pthread) Add to RS/6000 options.
10428 2002-01-02 Kazu Hirata <kazu@hxi.com>
10430 * except.c: Fix comment typos.
10431 * loop.c: Likewise.
10432 * varasm.c: Likewise.
10433 * doc/tm.texi: Fix a typo.
10435 2002-01-02 Jakub Jelinek <jakub@redhat.com>
10437 * c-typeck.c (output_init_element): Allow initializing static storage
10438 duration objects with compound literals.
10440 2002-01-02 Richard Henderson <rth@redhat.com>
10442 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
10445 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10447 * gcc.c (default_compilers): Const-ify.
10448 * mips-tdump.c (stab_names): Likewise.
10449 * mips-tfile.c (map_coff_types, map_coff_storage,
10450 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
10451 pseudo_ops_t, pseudo_ops): Likewise.
10452 * protoize.c (default_include): Likewise
10454 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
10455 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
10456 Add array size in declaration.
10457 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
10458 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
10459 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
10460 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
10461 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
10462 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
10463 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
10464 emtens, make_nan): Const-ify.
10465 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
10466 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
10468 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
10470 * config.gcc (ia64-*-*): Set extra_headers.
10471 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
10472 * config/alpha/t-osf: Remove.
10473 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
10475 2002-01-02 David Edelsohn <edelsohn@gnu.org>
10477 * config/rs6000/t-aix43: Revert previous change.
10479 2002-01-02 Jason Merrill <jason@redhat.com>
10481 * c-decl.c (c_expand_body): Call outlining_inline_function when
10482 emitting an inline function out of line.
10484 2002-01-02 Richard Henderson <rth@redhat.com>
10486 * dwarf2out.c (limbo_die_node): Add created_for member.
10487 (new_die): New argument created_for. Update all callers.
10488 (mark_limbo_die_list): New.
10489 (dwarf2out_init): Register limbo_die_list as a root.
10490 (dwarf2out_finish): Force insert limbo dies into their function
10493 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
10496 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
10498 2002-01-02 Kazu Hirata <kazu@hxi.com>
10500 * config/h8300/fixunssfsi.c: Update copyright.
10503 * config/h8300/h8300.c: Update copyright.
10504 Eliminate warnings.
10506 2002-01-02 Kazu Hirata <kazu@hxi.com>
10508 * config/romp/romp.c: Fix comment formatting.
10509 * config/romp/romp.h: Likewise.
10510 * config/romp/romp.md: Likewise.
10511 * config/s390/s390.c: Likewise.
10512 * config/stormy16/stormy16.c: Likewise.
10513 * config/stormy16/stormy16.h: Likewise.
10515 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10517 * c-common.h (genrtl_expr_stmt_value): Declare.
10518 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10519 (genrtl_goto_stmt_value): ... this new function. Pass new
10520 argument down to expand_expr_stmt_value, taking
10521 TREE_ADDRESSABLE into account.
10522 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10523 STMT_EXPR as addressable, i.e., one whose result we want.
10524 * expr.c (expand_expr): Don't save expression statement value
10525 of labeled_blocks or loop_exprs.
10526 * stmt.c (expand_expr_stmt): Redirect to...
10527 (expand_expr_stmt_value): ... this new function. Use new
10528 argument to tell whether to save expression value.
10529 (expand_end_stmt_expr): Reset last_expr_type and
10530 last_expr_value if we don't have either.
10531 * tree-inline.c (declare_return_variable): Mark its use
10532 statement as addressable.
10533 * tree.h: Document new use of TREE_ADDRESSABLE.
10534 (expand_expr_stmt_value): Declare.
10536 2002-01-01 Tom Rix <trix@redhat.com>
10538 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10539 rs6000_emit_allocate_stack.
10541 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10543 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10544 ${srcdir}/ginclude/ to every entry in extra_headers.
10545 * configure: Regenerate.
10546 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10547 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10548 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10549 * ginclude/proto.h: Rename to config/convex/proto.h.
10551 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10553 * attribs.c (handle_vector_size_attribute): Use host_integerp
10554 and tree_int_cst; remove warnings.
10555 * caller-save.c (insert_restore): Add cast to get rid of warning.
10556 (insert_save): Likewise.
10557 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10558 * regmove.c (find_matches): Add temporary var to kill a warning.
10560 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10562 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10563 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10564 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10565 (vms-dwarf2eh.o): Add Makefile rule.
10566 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10567 * config/alpha/vms-dwarf2eh.asm: New file.
10569 * gcc.c (delete_if_ordinary): Delete all versions.
10571 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10573 * config/mmix/mmix.md: Update FIXME to not mention
10575 (MMIX_rJ_REGNUM): New define_constants constant.
10576 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10577 "*movdicc_real"): Adjust contraints formatting.
10578 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10579 for branch prediction.
10580 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10582 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10583 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10584 number. Delete related FIXMEs.
10585 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10586 from number to MMIX_rJ_REGNUM.
10587 (TARGET_MASK_BRANCH_PREDICT): New.
10588 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10589 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10590 value. Add -mbranch-predict and -mno-branch-predict.
10591 (TARGET_VERSION): Drop date.
10592 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10593 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10594 for finding out global symbols.
10595 (mmix_asm_output_labelref): Revert condition for global symbol.
10596 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10597 (mmix_print_operand_punct_valid_p): A '+' is valid.
10599 See ChangeLog.6 for earlier changes.