1 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
8 2002-04-15 Richard Henderson <rth@redhat.com>
10 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
11 call_really_used_regs too.
13 2002-04-15 Richard Henderson <rth@redhat.com>
15 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
17 2002-04-15 David S. Miller <davem@redhat.com>
19 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
22 2002-04-16 Jakub Jelinek <jakub@redhat.com>
25 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
26 CONST_VECTOR is { 0, ... 0 }.
28 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
30 * doc/install.texi (Installing GCC: Configuration): Clarify
31 the only supported ways to configure gcc.
33 2002-04-15 Roland McGrath <roland@frob.com>
35 * config.gcc (alpha*-*-gnu*): New target configuration.
36 * config/alpha/gnu.h: New file for it.
37 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
39 2002-04-15 Richard Henderson <rth@redhat.com>
41 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
42 config/i386/linux-aout.h, config/i386/linux-oldld.h,
43 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
44 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
45 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
46 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
47 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
48 Define __gnu_linux__, not gnu_linux.
49 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
51 2002-04-15 Mark Mitchell <mark@codesourcery.com>
53 Remove Chill front end.
54 * gcc.c (default_compilers): Remove Chill entries.
55 * ch: Remove directory.
56 * doc/frontends.texi: Remove information about Chill.
57 * doc/sourcebuild.texi: Likewise.
58 * doc/standards.texi: Likewise.
60 2002-04-15 Douglas B Rupp <rupp@gnat.com>
62 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
63 (LONGLONG_STANDALONE): Define.
65 2002-04-15 David S. Miller <davem@redhat.com>
67 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
68 Call emit_library_call with LCT_NORMAL.
69 (sparc_initialize_trampoline): Use LCT_foo instead of
70 magic constant in emit_library_call invocations.
71 (sparc64_initialize_trampoline): Likewise.
72 (sparc_profile_hook): Likewise.
73 * config/sparc/sparc.md: Likewise.
75 * config/sparc/sparc.c (sparc_extra_constraint_check):
76 Fix type of argument 'c'.
77 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
80 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
82 * diagnostic.h (output_buffer_state): Redefine.
83 (output_format_decoder): New macro.
84 (output_prefixing_rule): Likewise.
85 (output_line_cutoff): Likewise.
86 (diagnostic_format_decoder): Adjust.
87 (diagnostic_prefixing_rule): Likewise.
88 (diagnostic_line_cutoff): Likewise.
89 (diagnostic_state): Likewise.
90 (diagnostic_kind_count): Likewise.
91 (diagnostic_buffer): Now a macro.
93 * diagnostic.c (diagnostic_buffer): Remove definition.
94 (output_is_line_wrapping): Adjust.
95 (set_real_maximum_length): Likewise.
96 (output_set_maximum_length): Likewise.
97 (init_output_buffer): Likewise.
98 (lhd_print_error_function): Likewise.
99 (output_do_verbatim): Likewise.
101 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
103 * cpperror.c (print_location): Don't print include chain
105 (cpp_begin_message): Update to use DL_ macros.
106 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
107 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
108 cpp_notice, cpp_notice_from_errno): Remove.
109 (cpp_error, cpp_error_with_line): Update to take a diagnostic
112 * cppexp.c (CPP_ICE): Remove.
113 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
114 lex, integer_overflow, _cpp_parse_expr): Update.
115 * cppfiles.c (read_include_file, find_include_file,
116 handle_missing_header, _cpp_read_file, remap_filename): Update.
117 * cpphash.h (enum error_type): Remove.
118 (_cpp_begin_message): Update.
119 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
120 cpp_handle_option, cpp_post_options): Update.
121 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
122 skip_whitespace, parse_identifier, parse_slow, parse_string,
123 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
124 cpp_interpret_charconst): Update.
125 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
126 lex_macro_node, do_undef, glue_header_name, parse_include,
127 do_include_common, read_flag, do_line, do_linemarker, do_ident,
128 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
129 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
130 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
131 _cpp_pop_buffer, do_diagnostic): Update.
132 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
133 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
134 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
135 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
136 cpp_notice, cpp_notice_from_errno): Remove.
137 (cpp_error, cpp_error_with_line): Update to take a diagnostic
140 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
141 collect_args, enter_macro_context, save_parameter, parse_params,
142 _cpp_create_definition, check_trad_stringification,
143 cpp_macro_definition): Update.
144 * cppmain.c (cpp_preprocess_file): Update.
145 * fix-header.c (read_scan_file): Update.
147 2002-04-14 Andreas Schwab <schwab@suse.de>
149 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
151 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
153 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
155 2002-04-13 Mark Mitchell <mark@codesourcery.com>
157 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
160 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
162 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
164 2002-04-13 Joel Sherrill <joel@OARcorp.com>
166 * config/sparc/t-elf: Enable v8 multilibs. Impacts
167 sparc-elf and sparc-rtems targets.
169 2002-04-13 Mark Mitchell <mark@codesourcery.com>
171 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
172 defined, and __gnu_hurd__ wherever __GNU__ is defined.
173 * arm/linux-elf.h: Likewise.
174 * cris/aout.h: Likewise.
175 * cris/linux.h: Likewise.
176 * i370/linux.h: Likewise.
177 * i386/gnu.h: Likewise.
178 * i386/linux-aout.h: Likewise.
179 * i386/linux-oldld.h: Likewise.
180 * i386/linux.h: Likewise.
181 * i386/linux64.h: Likewise.
182 * ia64/linux.h: Likewise.
183 * m68k/linux-aout.h: Likewise.
184 * m68k/linux.h: Likewise.
185 * mips/linux.h: Likewise.
186 * pa/pa-linux.h: Likewise.
187 * pj/linux.h: Likewise.
188 * rs6000/sysv4.h: Likewise.
189 * s390/linux.h: Likewise.
190 * sh/linux.h: Likewise.
191 * sparc/linux-aout.h: Likewise.
192 * sparc/linux.h: Likewise.
193 * sparc/linux64.h: Likewise.
194 * xtensa/linux.h: Likewise.
196 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
198 * stmt.c (check_unique_operand_names): Expect operand names to
199 be strings rather than identifiers. Use simple_cst_equal to
201 (resolve_operand_name_1): Make same identifier to string change here.
202 * c-parse.in (asm_operand): Convert a named operand into a string.
203 * cp/parse.y (asm_operand): Likewise.
205 2002-04-13 Andreas Schwab <schwab@suse.de>
207 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
209 2002-04-12 Mark Mitchell <mark@codesourcery.com>
211 Revert these changes:
213 2002-04-06 Mark Mitchell <mark@codesourcery.com>
216 * stor-layout.c (layout_decl): Reset the RTL for the decl.
218 2002-04-12 Richard Henderson <rth@redhat.com>
220 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
221 (sparc*-*-solaris): Clean up header files.
222 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
223 and plan on generating 64-bit code.
224 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
225 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
226 * config/sparc/sol2-sld-64.h: Rename ...
227 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
228 for AS_SPARC64_FLAG not defined.
229 * config/sparc/sol2-gld-bi.h: New.
230 * config/sparc/sol2-sld.h: Remove.
231 * config/sparc/sol26-sld.h: New.
232 * config/sparc/sol2.h: Tidy comments.
233 * doc/install.texi: Document sparc-solaris configury changes.
235 2002-04-12 Richard Henderson <rth@redhat.com>
237 * recog.c (offsettable_address_p): Match the logic in adjust_address.
239 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
240 in 64-bit mode only. Use only for 32-bit or MEDLOW.
242 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
244 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
246 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
248 * pa.c (pa_can_combine_p): Call extract_insn before calling
251 2002-04-12 Douglas B Rupp <rupp@gnat.com>
253 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
254 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
255 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
256 (CPP_PREDEFINES): Handle __declspec.
257 * config/i386/t-interix (USER_H): Remove.
259 2002-04-12 DJ Delorie <dj@redhat.com>
261 * integrate.c (compare_blocks): Make comparisons safe for when
262 sizeof(int) < sizeof(char *).
263 (find_block): Likewise.
265 2002-04-12 Jan Hubicka <jh@suse.cz>
266 David Edelsohn <edelsohn@gnu.org>
268 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
270 (symbol_ref_operand): New.
271 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
272 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
274 2002-04-12 Andreas Schwab <schwab@suse.de>
276 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
277 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
278 overrides the definition in config/svr4.h.
280 2002-04-12 Eric Norum <eric.norum@usask.ca>
282 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
283 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
284 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
285 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
286 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
287 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
288 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
289 definitions to config/rtems.h and make the targets more similar.
291 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
293 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
294 POINTERS_EXTEND_UNSIGNED.
295 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
296 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
298 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
301 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
303 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
304 depends on TARGET_SHMEDIA, not TARGET_SH5.
306 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
308 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
309 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
311 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
313 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
316 2002-04-12 Andreas Schwab <schwab@suse.de>
318 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
320 2002-04-12 Richard Henderson <rth@redhat.com>
323 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
325 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
326 modes spanning multiple hard regs.
328 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
330 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
332 * pa.c (pa_output_function_prologue): Don't accumulate the total
333 number of code bytes when using TARGET_64BIT, or gas, SOM and not
334 the portable runtime.
335 (output_deferred_plabels): Handle 64bit plabels.
336 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
337 generating pic code using the GAS assembler for object formats that
338 are not SOM (ie., ELF32 and ELF64).
339 (output_millicode_call): Check attribute type if attribute length is 28.
340 Likewise use $PIC_pcrel$0. Only call get_attr_length and
341 dbr_sequence_length once.
342 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
343 dbr_sequence_length once.
344 * pa.h (TARGET_SOM): Define if not defined.
345 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
346 with GAS and not SOM.
347 (jump, call_internal_reg, call_value_internal_reg): Likewise.
348 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
350 2002-04-11 David O'Brien <obrien@FreeBSD.org>
352 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
353 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
354 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
355 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
356 elfos.h and dbxelf.h values are fine now.
357 * config/i386/freebsd.h, config/alpha/freebsd.h
358 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
360 2002-04-11 David O'Brien <obrien@FreeBSD.org>
362 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
363 or set Acpu or Amachine. Reformat.
364 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
366 (LINK_SPEC): Do not need to undef.
367 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
368 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
369 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
371 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
372 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
373 (LINK_SPEC): Do not need to undef.
374 (DONT_USE_BUILTIN_SETJMP): Do not define.
375 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
376 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
377 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
378 Remove trailing spaces.
379 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
380 __ELF__, or set Acpu or Amachine. Reformat.
381 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
384 2002-04-11 David O'Brien <obrien@FreeBSD.org>
386 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
387 all other *-*-freebsd* targets.
389 2002-04-11 Richard Henderson <rth@redhat.com>
391 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
393 2002-04-11 David O'Brien <obrien@FreeBSD.org>
395 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
396 Include {cpu}/{cpu}.h thru tm_file.
397 (alpha*-*-linux*ecoff): Remove target.
398 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
399 (LINK_SPEC): Remove, is not OS independent.
400 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
401 (LINK_SPEC): Do not need to #undef any longer.
402 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
404 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
406 (LINK_SPEC): Moved here from alpha/elf.h.
407 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
409 * config/alpha/linux-ecoff.h: Remove.
410 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
411 (CPP_SPEC): Define _POSIX_SOURCE as needed.
412 (CPP_SUBTARGET_SPEC): Do not define.
413 (LINK_SPEC): Do not need to #undef any longer.
414 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
415 * config/alpha/vms.h: Likewise.
417 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
419 * doc/extend.texi: Remove old claim that typedefs cannot have
420 an alignment attribute.
422 2002-04-11 Jakub Jelinek <jakub@redhat.com>
425 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
426 bitpos is 0 and bitsize CONCAT size.
428 2002-04-11 Jakub Jelinek <jakub@redhat.com>
431 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
433 2002-04-10 David O'Brien <obrien@FreeBSD.org>
435 * config/alpha/freebsd.h: Minor reformatting.
436 (CPP_SPEC): Define ELF and add cpp_subtarget.
437 (ASM_SPEC): No longer needed.
439 2002-04-11 Richard Henderson <rth@redhat.com>
441 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
442 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
443 (dimode mem/zero splitter): New.
445 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
447 * config/cris/cris.c (cris_override_options): Tweak error message
448 for PIC not implemented.
450 * config/cris/cris.h: Tweak comments related to parameter-passing.
452 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
454 2002-04-10 Richard Henderson <rth@redhat.com>
456 * except.c (add_ehl_entry): Allow duplicates after landing pad
459 2002-04-10 David Edelsohn <edelsohn@gnu.org>
461 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
463 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
465 * c-decl.c (c_init_decl_processing): Move generation of
466 decls for g77_integer_type_node and friends from here ...
467 * c-common.c (c_common_nodes_and_builtins): ... to here.
469 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
471 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
472 is only used as frame pointer when frame_pointer_needed is true.
474 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
477 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
478 for the fact that the pool entry uses two words.
479 (movdf_hard_insn): Similarly. Also, ADR instruction can span
481 (movdf_soft_insn): Similarly.
482 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
483 for the fact that the pool entry uses three words.
485 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
487 * config/mips/mips.c (mips_va_arg): When using the struct version
488 of the EABI va_list, allow arguments in the register save area to
489 take up less room than a stack argument.
491 2002-04-10 Richard Henderson <rth@redhat.com>
493 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
494 if EXPAND_INITIALIZER.
496 2002-04-09 Richard Henderson <rth@redhat.com>
498 * config/alpha/alpha.md (movdi_er_maybe_g): New.
499 * config/alpha/alpha.c (alpha_expand_mov): Use it.
501 2002-04-10 Alan Modra <amodra@bigpond.net.au>
504 * rtlanal.c (pure_call_p): New function.
505 * rtl.h (pure_call_p): Declare.
506 * loop.c (prescan_loop): Use it to set has_nonconst_call.
507 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
509 2002-04-09 Eric Christopher <echristo@redhat.com>
511 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
512 information to .comm directive.
514 2002-04-09 Richard Henderson <rth@redhat.com>
517 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
519 2002-04-09 Richard Henderson <rth@redhat.com>
521 * basic-block.h (flow_delete_block_noexpunge): Declare.
522 (expunge_block_nocompact): Declare.
523 * cfg.c (expunge_block_nocompact): Split out from ...
524 (expunge_block): ... here.
525 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
526 (flow_delete_block_noexpunge): Split out from ...
527 (flow_delete_block): ... here.
528 * cfgcleanup.c (delete_unreachable_blocks): Compact while
529 removing dead blocks.
530 * except.c (exception_handler_labels): Remove.
531 (exception_handler_label_map): New.
532 (struct eh_region): Add aka member.
533 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
534 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
535 (for_each_eh_label, for_each_eh_label_1): New.
536 (init_eh): Register exception_handler_label_map.
537 (free_eh_status): Use free_region.
538 (find_exception_handler_labels): Use the map, not the list.
539 (remove_exception_handler_label): Likewise.
540 (maybe_remove_eh_handler): Likewise.
541 (remove_eh_handler): Use the region aka bitmap.
542 * except.h (exception_handler_labels): Remove.
543 (for_each_eh_label): Declare.
544 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
545 * loop.c (invalidate_loops_containing_label): New.
546 (find_and_verify_loops): Use it. Use for_each_eh_label.
547 * sched-rgn.c (is_cfg_nonregular): Use
548 current_function_has_exception_handlers.
550 2002-04-09 Richard Henderson <rth@redhat.com>
552 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
553 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
554 Do not return changed status.
555 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
556 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
557 New functions that do return changed status.
558 * sbitmap.h: Update decls.
559 * gcse.c, lcm.c: Use _cg functions as needed.
561 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
563 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
564 (sh64-*-elf*, sh-*-rtemself*): Likewise.
565 * config/sh/embed_bb.c: New file.
566 * config/sh/embed-elf.h: New file.
567 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
568 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
569 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
571 (SUBTARGET_CPP_PTR_SPEC): Don't define.
572 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
573 Add subtarget_asm_endian_spec.
574 (ASM_SPEC): Use subtarget_asm_endian_spec.
575 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
576 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
577 (WCHAR_UNSIGNED): Define.
578 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
579 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
580 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
582 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
583 (sh_adjust_cost): Likewise.
584 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
586 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
587 (WCHAR_TYPE_SIZE): Likewise.
588 (ASM_SPEC): Use subtarget_asm_endian_spec.
589 (SH_ELF_WCHAR_TYPE): #undef/ #define.
590 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
591 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
592 (MAX_WCHAR_TYPE_SIZE): Don't #define .
593 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
594 (USER_LABEL_PREFIX): Don't #undef /#define .
595 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
596 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
597 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
598 (ASM_SPEC): Likewise.
599 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
600 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
601 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
602 (LIB2FUNCS_EXTRA): Define.
603 * t-sh64 (LIB2FUNCS_EXTRA): Define.
604 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
605 (LIB1ASMFUNCS_CACHE): Define.
606 (LIB2FUNCS_EXTRA): Redefine empty.
608 2002-04-08 Richard Henderson <rth@redhat.com>
610 * reorg.c (get_branch_condition): Use reversed_comparison_code.
612 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
614 * config/m68hc11/larith.asm (__map_data_section): Fix condition
615 and optimize for size.
616 (__do_global_ctors): Fix pointer comparison.
617 (__do_global_dtors): Likewise.
619 2002-04-09 David S. Miller <davem@redhat.com>
621 * config/sparc/sparc.c (sparc_extra_constraint_check): New
622 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
623 allow reloading pseudos.
624 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
625 * config/sparc/sparc-protos.h: Declare it.
627 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
628 unsigned comparison warning.
629 (output_restore_regs): Mark leaf_function as unused.
631 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
633 * expr.c (is_aligning_offset): New function.
634 (expand_expr, case COMPONENT_EXPR): Call it.
636 2002-04-08 David S. Miller <davem@redhat.com>
639 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
641 Make init_priority work on Sparc when using GNU ld.
642 * config/sparc/linux.h, config/sparc/linux64.h,
643 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
644 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
645 * config/sparc/sol2-gld.h: New file to do the same.
646 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
647 sparc/sol2-gld.h to tm_file.
650 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
651 * doc/md.texi: Document it.
652 * config/sparc/sparc.md (movdi_insn_sp64_novis,
653 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
654 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
655 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
656 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
658 2002-04-08 Andreas Jaeger <aj@suse.de>
660 * stmt.c (expand_asm_operands): Revert last patch from Richard
663 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
665 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
666 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
668 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
670 * doc/contrib.texi (Contributors): Add David O'Brien.
672 2002-04-08 Alan Modra <amodra@bigpond.net.au>
674 * configure.in (auto-build.h): Use target_alias and build_alias
675 when running configure.
676 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
677 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
678 * configure: Regenerate.
680 2002-04-07 David S. Miller <davem@redhat.com>
682 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
684 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
687 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
688 generating 32-bit pic code.
690 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
692 * cppinit.c (cpp_create_reader): Initialize
693 discard_comments_in_macro_exp.
694 (COMMAND_LINE_OPTIONS): Add "-CC" option.
695 (cpp_handle_option): Handle "-CC" option.
696 * cpplex.c (save_comment): If saving a C++ comment in
697 a directive, convert it to a C comment.
698 (_cpp_lex_direct): Pass second comment start character to
699 save_comment to indicate comment type.
700 * cpplib.c (_cpp_handle_directive): If processing
701 a "#define" directive and discard_comments_in_macro_exp
702 is false, re-enable saving of comments.
703 (lex_macro_node): If discard_comments_in_macro_exp is false,
704 discard any comments before the macro identifier.
705 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
707 * cppmacro.c (cpp_get_token): If expanding a macro while
708 processing a directive, discard any comments we might encounter.
709 (parse_params): If discard_comments_in_macro_exp is false,
710 ignore comments in the macro parameter list.
711 * gcc.c (cpp_unique_options): Add "-CC" option.
712 (option_map): Map "--comments-in-macros" to "-CC".
713 * doc/cppopts.texi: Document "-CC" option.
714 * f/lang-specs.h: Add "-CC" option.
715 * testsuite/gcc.dg/cpp/maccom1.c: New test.
716 * testsuite/gcc.dg/cpp/maccom2.c: New test.
717 * testsuite/gcc.dg/cpp/maccom3.c: New test.
718 * testsuite/gcc.dg/cpp/maccom4.c: New test.
719 * testsuite/gcc.dg/cpp/maccom5.c: New test.
720 * testsuite/gcc.dg/cpp/maccom6.c: New test.
722 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
725 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
727 2002-04-06 Mark Mitchell <mark@codesourcery.com>
730 * stor-layout.c (layout_decl): Reset the RTL for the decl.
733 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
734 RTX_UNCHANGING_P for the functions arguments when a tail call
737 2002-04-06 Jason Merrill <jason@redhat.com>
739 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
740 (parse_options_and_default_flags): Set them appropriately.
741 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
743 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
745 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
748 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
751 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
752 types come in by-reference. Fix typo in comment.
754 2002-04-05 David S. Miller <davem@redhat.com>
756 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
757 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
758 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
759 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
761 2002-04-05 David S. Miller <davem@redhat.com>
763 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
764 are not going to emit return instructions, emit at least a nop
765 for the sake of sane backtraces.
767 2002-04-05 Richard Henderson <rth@redhat.com>
769 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
771 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
773 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
775 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
777 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
778 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
779 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
781 2002-04-05 Andreas Schwab <schwab@suse.de>
783 * c-convert.c: Include c-common.h.
784 * Makefile.in (c-convert.o): Updated.
786 2002-04-05 Jakub Jelinek <jakub@redhat.com>
788 * mklibgcc.in: Use separate libgcc.map for each multilib.
789 * Makefile.in (distclean): Don't remove libgcc.map here.
791 2002-04-05 Jakub Jelinek <jakub@redhat.com>
793 * Makefile.in (s-mlib): Handle --disable-multilib by separate
794 genmultilib invocation.
796 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
798 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
799 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
800 to num_gprs for symmetry.
801 * config/mips/mips.c: Adjust accordingly.
803 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
805 * c-common.c (truthvalue_conversion): Rename, update.
806 * c-common.h (c_common_truthvalue_conversion): New.
807 * c-convert.c (convert): Update.
808 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
809 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
810 * c-typeck.c (build_binary_op, build_unary_op,
811 build_conditional_expr): Update.
812 * fold-const.c (constant_boolean_node, fold): Use langhook.
813 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
814 * langhooks.h (struct lang_hooks): New hook.
815 * stmt.c (expand_decl_cleanup): Use langhook.
816 * tree.h (truthvalue_conversion): Remove.
818 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
820 2002-04-05 Alan Modra <amodra@bigpond.net.au>
822 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
823 Add rules to make null object file.
825 2002-04-04 Jim Blandy <jimb@redhat.com>
827 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
828 macro formal parameter names.
830 2002-04-04 David S. Miller <davem@redhat.com>
832 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
834 2002-04-04 Richard Henderson <rth@redhat.com>
837 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
838 Support copies into and out of memory. Don't accept allows_reg
839 and allows_mem as gospel.
841 2002-04-04 Richard Henderson <rth@redhat.com>
844 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
845 (write_dependence_p): Likewise.
847 2002-04-04 Richard Henderson <rth@redhat.com>
849 * predict.c (estimate_bb_frequencies): Do frequency calculation
850 with a volatile temporary.
852 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
854 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
856 2002-04-04 Jakub Jelinek <jakub@redhat.com>
859 * final.c (final_start_function): Don't bump profile_label_no here...
860 (final_end_function): ...but here.
862 2002-04-04 Jakub Jelinek <jakub@redhat.com>
864 * config/sparc/sparc.md (pic): New attribute.
865 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
867 (split after do_builtin_setjmp_setup): New.
869 2002-04-04 Jakub Jelinek <jakub@redhat.com>
872 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
875 2002-04-04 Jakub Jelinek <jakub@redhat.com>
877 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
878 UNITS_PER_WORD for zero sized aggregates.
880 2002-04-03 David S. Miller <davem@redhat.com>
882 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
883 one-character spec for this, just use %(link_gcc_c_sequence).
885 2002-04-03 David S. Miller <davem@redhat.com>
887 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
890 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
892 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
893 (DWARF_FRAME_RETURN_COLUMN): Move.
894 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
895 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
896 * pa.c (except.h, predict.h): Include.
898 (store_reg_modify, set_reg_plus_d): Revise prototypes.
899 (output_ascii): Add cast.
900 (store_reg_modify): Revise to add frame notes.
901 (set_reg_plus_d): Likewise.
902 (compute_frame_size): Include space for eh data registers in frame if
903 the current function calls eh_return.
904 (hppa_expand_prologue): Ensure register %r2 is saved if the current
905 function calls eh_return. Save eh data registers if the current
906 function calls eh_return. Fix code to add frame notes. Emit
907 blockage to prevent insns with frame notes being scheduled in the
909 (hppa_expand_epilogue): Restore eh data registers and do final stack
910 adjustment if the current function calls eh_return. Don't add frame
912 (output_call): Revise for change in length of call insn. Don't do
913 return pointer adjustment for an unconditional jump in the delay slot
914 of a call when using frame notes.
915 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
916 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
917 (ARG_POINTER_CFA_OFFSET): Define.
918 * pa.md (return_external_pic): New pattern.
919 (prologue): Correct formatting. Use return_external_pic if current
920 function calls eh_return.
921 (call_internal_symref, call_value_internal_symref,
922 sibcall_internal_symref, sibcall_value_internal_symref): Change default
923 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
925 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
927 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
928 list of targets to check using "nop" insn.
929 * configure: Rebuilt.
931 2002-04-04 Alan Modra <amodra@bigpond.net.au>
933 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
935 2002-04-03 David S. Miller <davem@redhat.com>
937 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
938 library sequence passed to the linker.
939 (LINK_COMMAND_SPEC): Use it.
940 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
941 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
942 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
944 2002-04-03 Jason Merrill <jason@redhat.com>
946 * except.c (struct eh_status): Remove protect_list.
947 (begin_protect_partials, end_protect_partials): Remove.
948 (add_partial_entry): Remove.
949 * except.h: Remove prototypes.
951 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
952 expand_decl_cleanup_eh.
955 * tree.h (CLEANUP_EH_ONLY): New macro.
956 * stmt.c (expand_decl_cleanup_eh): New fn.
957 (expand_cleanups): Check CLEANUP_EH_ONLY.
958 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
959 Use expand_decl_cleanup_eh.
960 (expand_stmt): Adjust.
961 * c-common.h: Adjust prototype.
963 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
965 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
966 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
967 (cris_target_asm_function_epilogue): Ditto.
968 (cris_initial_frame_pointer_offset): Ditto.
969 (cris_simple_epilogue): Ditto.
970 (cris_expand_builtin_va_arg): Variable-size types come in
973 2002-04-03 David S. Miller <davem@redhat.com>
975 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
977 (set_fast_math): Correct 'fsr' type.
979 2002-04-03 Richard Henderson <rth@redhat.com>
982 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
983 * toplev.c (check_global_declarations): Use it.
984 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
985 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
986 (LANG_HOOKS_DECLS): Add it.
987 * langhooks.c (lhd_warn_unused_global_decl): New.
988 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
989 * c-objc-common.c (c_warn_unused_global_decl): New.
990 * c-tree.h (c_warn_unused_global_decl): Declare.
991 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
993 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
995 * langhooks-def.h (lhd_set_decl_assembler_name,
996 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
997 (LANG_HOOKS_INITIALIZER): Update.
998 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
999 * langhooks.h (struct lang_hooks): New hook.
1000 * tree.c (set_decl_assembler_name): Move to langhooks.c.
1001 (lang_set_decl_assembler_name): Remove.
1002 (init_obstacks): Don't set hook.
1003 (decl_assembler_name): New function.
1004 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
1005 (decl_assembler_name): New.
1006 (lang_set_decl_assembler_name): Remove.
1008 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1010 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
1011 works properly with .hidden symbols.
1012 * configure: Rebuilt.
1013 * config.in: Rebuilt.
1014 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1015 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
1016 properly with .hidden symbols.
1018 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1021 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
1024 2002-04-03 Richard Henderson <rth@redhat.com>
1027 * sched-rgn.c (sets_likely_spilled): New.
1028 (sets_likely_spilled_1): New.
1029 (add_branch_dependences): Use it.
1031 2002-04-02 Richard Henderson <rth@redhat.com>
1034 * loop.h (LOOP_FIRST_PASS): New.
1035 * loop.c (strength_reduce): Mind it when deciding to unroll.
1036 * toplev.c (rest_of_compilation): Set it.
1038 2002-04-02 David S. Miller <davem@redhat.com>
1040 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
1041 mems_ok_for_ldd_peep when the order of the loads being examined
1043 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
1044 existing comment to increase comprehension of this situation.
1046 2002-04-02 Zack Weinberg <zack@codesourcery.com>
1048 * config/sh/sh.md: Don't use union real_extract.
1050 2002-04-02 Richard Henderson <rth@redhat.com>
1052 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
1054 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1056 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
1057 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
1058 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
1059 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
1060 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
1061 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
1062 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
1063 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
1064 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
1065 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
1066 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
1067 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
1068 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
1069 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
1070 Include as many configury headers via tm_file as possible. This
1071 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
1072 * config/openbsd-oldgas.h: New file.
1073 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
1074 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
1075 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
1076 config/i386/i386-coff.h, config/i386/i386-interix.h,
1077 config/i386/iscdbx.h, config/i386/linux-aout.h,
1078 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
1079 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
1080 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
1081 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
1082 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
1083 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
1084 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
1085 config/i386/vxi386.h: Do not directly include configury headers.
1086 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
1087 Directly include configury headers that are no longer automatically
1088 included by the above headers.
1089 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
1090 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
1091 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
1092 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
1093 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
1094 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
1095 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
1096 (TARGET_VERSION): Define.
1097 * config/i386/beos-elf.h, config/i386/freebsd.h,
1098 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
1099 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
1100 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
1101 config/i386/sco5.h, config/i386/sysv4.h
1102 (TARGET_VERSION): Do not need to protect.
1103 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
1104 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
1105 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
1106 config/i386/i386-interix.h, config/i386/linux-aout.h,
1107 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
1108 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
1109 (YES_UNDERSCORES): Do not define - not needed.
1110 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
1111 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1112 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
1113 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
1114 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1115 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
1116 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
1117 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
1119 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
1120 Richard Henderson <rth@redhat.com>
1123 * function.c (assign_temp): Accept either type or decl argument.
1124 Detect variables whose size is too large to fit into an integer.
1125 * stmt.c (expand_decl): Pass the decl, not the type.
1127 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1129 * protoize.c: Match include directory usage with cppdefault.c.
1131 2002-04-03 Jeffrey A Law (law@redhat.com)
1132 Hans-Peter Nilsson <hp@bitrange.com>
1134 * combine.c (simplify_comparison): Avoid narrowing a comparison
1135 with a paradoxical subreg when doing so would drop signficant bits.
1137 2002-04-02 Steve Ellcey <sje@cup.hp.com>
1139 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
1140 if POINTERS_EXTEND_UNSIGNED is defined.
1142 2002-04-02 Richard Henderson <rth@redhat.com>
1145 * local-alloc.c (contains_replace_regs): LO_SUM may contain
1148 2002-04-02 Richard Henderson <rth@redhat.com>
1150 * doc/standards.texi: Document required freestanding libc entry points.
1152 2002-04-02 Alan Modra <amodra@bigpond.net.au>
1154 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
1155 associated splitter. Remove MQ constraint.
1156 (ctrdi_internal4): Correct CCmode clobber.
1158 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1160 * milli64.S ($$dyncall): New function.
1161 * t-linux (LIB1ASMFUNCS): Revise module list.
1162 (LIB1ASMSRC): Use pa/milli64.S.
1164 2002-04-02 Richard Henderson <rth@redhat.com>
1166 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
1167 rename solaris_sys_varargs_h.
1169 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1171 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
1172 the same mode as its component.
1174 2002-04-02 Richard Henderson <rth@redhat.com>
1177 * final.c (this_is_asm_operands): Export.
1178 * output.h (this_is_asm_operands): Declare.
1179 * config/i386/i386.c (print_operand): Error odd asm operands.
1181 2002-04-02 Richard Henderson <rth@redhat.com>
1184 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
1186 2002-04-01 Richard Henderson <rth@redhat.com>
1189 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
1190 * fixinc/fixincl.x: Rebuild.
1192 2002-04-01 Richard Henderson <rth@redhat.com>
1194 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
1195 (atomic_alloc, atomic_free): New.
1196 (SIZE, MASK_FOR, PTR_IN): New.
1197 (emergency_reg_state, emergency_reg_state_free): New.
1198 (emergency_labeled_state, emergency_labeled_state_free): New.
1199 (reg_state_alloced, labeled_state_alloced): New.
1200 (alloc_reg_state, free_reg_state): New.
1201 (alloc_label_state, free_label_state, free_label_states): New.
1202 (push, pop, dup_state_stack, free_state_stack): Use them.
1203 (desc_label_state): Likewise.
1204 (uw_frame_state_for): Free label states and state stack.
1205 (uw_update_reg_address): Eliminate warnings.
1207 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
1209 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
1210 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
1212 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1214 * c-decl.c (grokdeclarator): Update.
1215 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1216 * c-tree.h (c_mark_addressable): New.
1217 * c-typeck.c (default_function_array_conversion, build_unary_op,
1218 build_array_ref, convert_for_assignment): Update.
1219 (mark_addressable): Rename.
1220 * calls.c (try_to_integrate, expand_call): Use langhook.
1221 * expr.c (expand_expr): Use langhook.
1222 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
1223 * langhooks.h (struct lang_hooks): New hook.
1224 * stmt.c (expand_asm_operands): Use langhook.
1225 * tree.h (mark_addressable): Remove.
1227 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1229 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1231 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
1234 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1236 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
1237 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
1239 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1241 * c-common.c (unsigned_conversion_warning, convert_and_check,
1242 unsigned_type, signed_type, shorten_compare,
1243 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
1244 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
1245 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
1247 * c-decl.c (grokdeclarator): Update.
1248 * c-format.c (check_format_types): Update.
1249 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1250 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1251 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
1252 * convert.c (convert_to_integer): Use new hooks.
1253 * expmed.c (make_tree): Use new hooks.
1254 * expr.c (store_expr): Use new hooks.
1255 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
1256 all_ones_mask_p, unextend, fold): Use new hooks.
1257 * langhooks.h (struct lang_hooks_for_types): New hooks.
1258 * tree.h (signed_or_unsigned_type, signed_type,
1259 unsigned_type): Remove.
1261 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1262 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1264 2002-03-31 Richard Henderson <rth@redhat.com>
1266 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
1267 (desc_frgr_mem): Fix reference to f16-f31.
1269 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1271 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1272 RTVEC_ELT): Const-ify.
1273 * varray.h (VARRAY_CHECK): Const-ify.
1274 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
1275 ggc_mark_rtvec, ggc_mark): Const-ify.
1277 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1279 * diagnostic.c: Include langhooks-def.h.
1280 * Makefile.in (diagnostic.o): Update.
1282 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1284 * c-common.c (c_unsafe_for_reeval): Rename.
1285 * c-common.h (c_unsafe_for_reeval): Rename.
1286 * c-decl.c (finish_incomplete_decl): Rename.
1287 (c_init_decl_processing): Don't set langhook.
1288 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1289 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1290 * c-objc-common.c (c_objc_common_init): Don't set langhook.
1291 * c-tree.h (finish_incomplete_decl): Rename.
1292 * langhooks-def.h (lhd_unsafe_for_reeval): New.
1293 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
1294 (LANG_HOOKS_INITIALIZER): Update.
1295 * langhooks.c (lhd_unsafe_For_reeval): New.
1296 * langhooks.h (struct langhooks): New hooks.
1297 * toplev.c (incomplete_decl_finalize_hook): Remove.
1298 (wrapup_global_declarations): Update.
1299 * tree.c (lang_unsafe_for_reeval): Remove.
1300 (unsafe_for_reeval): Update.
1301 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
1304 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1305 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1307 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1309 * diagnostic.c (print_error_function): Remove.
1310 (default_print_error_function): Rename.
1311 (report_error_function): Update.
1312 * diagnostic.h (print_error_function): Remove.
1313 (default_print_error_function): Remove.
1314 * langhooks-def.h (struct diagnostic_context): Predeclare.
1315 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1316 (LANG_HOOKS_INITIALIZER): Update.
1317 * langhooks.h (struct diagnostic context): Predeclare.
1318 (struct lang_hooks): New hook.
1320 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1322 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1323 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1325 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1326 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1327 of PIC_OFFSET_TABLE_REGNUM thruout.
1328 * config/rs6000/rs6000.md: Likewise.
1329 * config/rs6000/darwin.h: Likewise.
1331 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1333 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1334 unsigned HOST_WIDE_INT, not unsigned int.
1336 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1338 PR middle-end/6096, middle-end/6098, middle-end/6099
1339 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1341 (fill_slots_from_thread): Likewise.
1343 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1345 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1346 floating fields in float regs.
1347 (function_arg_record_value_2): Likewise.
1349 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1351 * config/mmix/mmix.md (define_constants): Remove misleading
1352 FIXME. Add MMIX_fp_rO_OFFSET.
1353 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1354 saved rO as part of the pattern. Remove FIXME.
1355 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1356 here, at output-time.
1358 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1361 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1363 (output_v9branch): Likewise.
1365 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1367 * gcc.c: Revert previous patch for now.
1368 * config/i386/djgpp.h: Likewise.
1370 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1372 * config/mmix/crti.asm (_init): Register _fini with atexit.
1373 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1375 2002-03-31 Richard Henderson <rth@redhat.com>
1378 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1379 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1381 2002-03-31 Richard Henderson <rth@redhat.com>
1383 * libgcc2.c (__bb_exit_func): Make static.
1385 * config/alpha/alpha.md (trap): New.
1387 2002-03-31 Richard Henderson <rth@redhat.com>
1389 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
1390 promoted argument types; build trap.
1391 (expand_builtin_trap): New.
1392 (expand_builtin): Use it.
1393 * stmt.c (expand_nl_goto_receivers): Likewise.
1394 * expr.h (expand_builtin_trap): Declare.
1395 * libfuncs.h (LTI_abort, abort_libfunc): New.
1396 * optabs.c (init_optabs): Init abort_libfunc.
1398 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1400 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
1401 (LINK_COMMAND_SPEC): ... from here.
1402 (init_gcc_specs): Duplicate it here too, omitting
1403 shared_name in the second copy.
1404 (init_spec): Test for duplicate
1405 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
1407 2002-03-30 David S. Miller <davem@redhat.com>
1409 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1410 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
1412 2002-03-30 Roger Sayle <roger@eyesopen.com>
1413 Richard Henderson <rth@redhat.com>
1415 * regmove.c (combine_stack_adjustments_for_block): Avoid
1416 emitting a stack adjustment of zero bytes. Let delete_insn
1419 2002-03-30 Richard Henderson <rth@redhat.com>
1421 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
1422 (sparc_emitting_epilogue): New.
1423 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
1424 * config/sparc/sparc-protos.h: Update.
1425 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
1426 (TARGET_SWITCHES): Update.
1427 * config/sparc/sparc.md (return): Remove.
1428 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
1429 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
1430 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
1431 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1432 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
1433 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
1434 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
1435 Remove MASK_EPILOGUE.
1436 * doc/invoke.texi: Update.
1438 2002-03-30 Daniel Berlin <dan@dberlin.org>
1440 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
1441 CPP will start the file for us.
1443 2002-03-30 Richard Henderson <rth@redhat.com>
1446 * config/ia64/ia64.c (group_barrier_needed_p): Special case
1447 prologue_allocate_stack.
1448 (ia64_single_set): Use insn codes for recognition of special
1449 cases, not rtl matching.
1450 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
1452 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
1454 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
1456 2002-03-30 Richard Henderson <rth@redhat.com>
1459 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
1460 or -fomit-frame-pointer with profiling.
1461 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1462 (FUNCTION_PROFILER): Do nothing.
1463 (PROFILE_HOOK): New.
1464 * config/sparc/sparc.c (sparc_override_options): Don't check
1465 code models for profiling.
1466 (sparc_function_profiler): Remove.
1467 (sparc_profile_hook): New.
1468 * config/sparc/sparc-protos.h: Update.
1470 2002-03-30 Jakub Jelinek <jakub@redhat.com>
1472 PR optimization/6086
1473 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
1474 of SUBREG of volatile MEM or because the MEM was mode dependent,
1475 return CLOBBER instead of unmodified SUBREG.
1477 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
1479 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
1480 when not optimizing.
1482 * toplev.c (rest_of_compilation): Cann mark_constant_function
1483 only when optimizing.
1485 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
1488 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
1489 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1490 (try_optimize_cfg): clear all AUX fields.
1492 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1493 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1494 (ix86_address_cost): Be prepared for SUBREGed registers.
1495 (legitimate_address_p): Accept SUBREGed registers.
1497 2002-03-29 Richard Henderson <rth@redhat.com>
1500 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1502 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1504 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1505 for aggregate and TFmode types.
1507 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1509 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1511 2002-03-29 Richard Henderson <rth@redhat.com>
1514 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1515 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1517 2002-03-29 Richard Henderson <rth@redhat.com>
1520 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1521 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1522 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1523 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1525 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1527 2002-03-29 Dale Johannesen <dalej@apple.com>
1529 * loop.c (combine_movables): Do allow combination of pseudos.
1531 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1533 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1534 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1535 No functional change except ...
1536 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1537 * doc/install.texi (*-*-freebsd*): Document port configuration.
1539 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1541 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1542 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1544 * builtin-types.def (BT_PTRMODE): Update.
1545 * c-common.c (type_for_size): Rename c_common_type_for_size.
1546 (type_for_mode): Similarly.
1547 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1549 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1550 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1551 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1553 * c-typeck.c (common_type, comptypes, default_conversion):
1555 * calls.c: Include langhooks.h.
1556 (emit_library_call_value_1): Use new hooks. Avoid redundant
1558 * convert.c: Include langhooks.h
1559 (convert_to_pointer, convert_to_integer): Use new hooks.
1560 * except.c (init_eh): Similarly.
1561 * expmed.c: Include langhooks.h.
1562 (expand_mult_add): Use new hooks.
1563 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1564 try_casesi): Similarly.
1565 * fold-const.c (optimize_bit_field_compare, make_range,
1566 decode_field_reference, fold_truthop, fold): Similarly.
1567 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1568 put_var_into_stack): Similarly.
1569 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1570 LANG_HOOKS_TYPE_FOR_SIZE): New.
1571 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1572 * langhooks.h (lang_hooks_for_types): New hooks.
1573 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1574 * tree.c (get_unwidened, get_narrower): Similarly.
1575 * tree.h (type_for_mode, type_for_size): Remove.
1576 * varasm.c (force_const_mem): Use new hooks.
1577 * utils2.c (nonbinary_modular_operation): Update.
1579 * objc-act.c (handle_impent): Update.
1580 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1583 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1585 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1586 * config/ia64/ia64.c (basereg_operand): New.
1587 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1588 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1590 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1592 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1593 unwind information when frame_pointer_needed.
1594 (mmix_assemble_integer): Tweak wording in comment.
1596 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1598 * Makefile.in (except.o): Update.
1599 * except.c: Include langhooks.h.
1600 (init_eh): Use langhook.
1601 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1602 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1603 (LANG_HOOKS_INITIALIZER): Update.
1604 * langhooks.h (lang_hooks_for_types): New.
1605 (struct lang_hooks): Add it.
1606 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1607 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1609 * alpha/alpha.c: Include langhooks.h.
1610 (alpha_build_va_list): Use langhook.
1611 * d30v/d30v.c: Include langhooks.h.
1612 (d30v_build_va_list): Use langhook.
1613 * i386/i386.c: Include langhooks.h.
1614 (ix86_build_va_list): Use langhook.
1615 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1616 * s390/s390.c: Include langhooks.h.
1617 (s390_build_va_list): Use langhook.
1618 * stormy16/stormy16.c: Include langhooks.h.
1619 (stormy16_build_va_list): Use langhook.
1621 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1624 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1626 (length): Compute variable length for branches/calls/jumps here.
1627 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1628 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1629 define branch_type attribute.
1630 (divsi3_sp32): Maximum length is 6 not 7.
1631 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1632 call_address_untyped_struct_value_sp32,
1633 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1634 * config/sparc/sparc.c (empty_delay_slot): New function.
1635 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1636 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1638 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1640 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1641 nonzero_bits if not needed.
1642 (nonzero_bits) [XOR]: Likewise.
1643 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1644 reg_last_set_mode and mode are both MODE_INT, but not equal.
1645 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1646 in nonzero_bits_mode for MODE_INT modes.
1648 2002-03-28 Richard Henderson <rth@redhat.com>
1651 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1652 to GAS. Correct drift between alternatives.
1654 2002-03-28 Richard Henderson <rth@redhat.com>
1657 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1659 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1661 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1662 emulation to the linker.
1664 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1666 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1667 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1669 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1671 * combine.c (simplify_and_const_int): Make sure to apply mask
1672 when force_to_mode returns a constant integer. PR3311.
1674 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1676 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1678 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1680 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1681 and Objective-C Dialect Options.
1683 2002-03-28 Richard Henderson <rth@redhat.com>
1685 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1686 comparison should be done vs !=0 not >0 return code. Tidy cases.
1688 2002-03-28 Richard Henderson <rth@redhat.com>
1690 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1691 on to c_expand_body.
1692 * c-tree.h (finish_function): Update decl.
1693 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1695 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1697 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1699 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1701 * rtlanal.c: Include flags.h
1702 (may_trap_p): Do not mark FP operations if trapping
1703 if !flag_trapping_math
1704 * Makefile.in (rtlanal.o): Add dependency on flag.h
1705 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1707 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1709 * mips.md: Use dconst1, not 1.0, as first argument of
1710 REAL_VALUE_LDEXP. Don't use union real_extract.
1712 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1714 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1715 rather than $target. Heed program_prefix and
1716 program_transform_name. Search for gas in cross-compiler case too.
1717 "test -x" rather than "test -f".
1718 (gcc_cv_ld): Likewise.
1719 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1720 (gcc_cv_objdump): Likewise.
1721 * configure: Regenerate.
1723 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1725 * Makefile.in (attribs.o): Update.
1726 * attribs.c: Include langhooks.h.
1727 (decl_attributes): Use langhook.
1728 * c-decl.c (insert_default_attributes): Rename.
1729 * c-tree.h (c_insert_default_attributes): New.
1730 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1731 (LANG_HOOKS_INITIALIZER): Update.
1732 * langhooks.h (struct lang_hooks): New hook.
1733 * tree.h (insert_default_attributes): Remove.
1735 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1737 2002-03-27 Andreas Schwab <schwab@suse.de>
1739 * config/i386/i386.c (classify_argument): Also check for
1742 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1744 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1747 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1749 * i960.md (ret): Set PC.
1750 (nonlocal_goto): Fix expander.
1751 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1754 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1756 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1759 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1761 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1762 assigning to BLOCK_FOR_INSN directly.
1764 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1766 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1768 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1770 * c-common.c (c_expand_expr): Fix prototype.
1771 * c-common.h (c_expand_expr): Always declare, update.
1772 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1773 * c-objc-common.c (c_objc_common_init): No global hook.
1774 * expr.c (expand_expr): Use langhook.
1775 * expr.h (enum expand_modifier): Conditionally declare.
1776 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1777 (LANG_HOOKS_INITIALIZER): Update.
1778 * langhooks.c (lhd_expand_expr): New.
1779 * langhooks.h (struct lang_hooks): New hook.
1780 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1781 (lang_independent_init): Don't default hook.
1783 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1785 2002-03-27 Richard Henderson <rth@redhat.com>
1788 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1789 TARGET_CONST_GP. Simplify conditions.
1791 2002-03-27 Richard Henderson <rth@redhat.com>
1793 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1794 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1795 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1797 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1799 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1800 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1801 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1802 Remove unnecessary masks.
1803 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1804 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1805 -mwindows, -mdll switches and their negations.
1807 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1809 * gcc-common.c (lang_mark_false_label_stack): Remove.
1810 * ggc.h (lang_mark_false_label_stack): Similarly.
1812 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1814 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1816 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1817 or __rtems_ is defined.
1819 2002-03-26 Richard Henderson <rth@redhat.com>
1821 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1822 if a non-trivial load was emitted.
1823 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1824 in high+extra+low case.
1826 2002-03-26 Richard Henderson <rth@redhat.com>
1828 * config.gcc (sparc*-solaris): Use float_format=sparc.
1830 2002-03-26 Richard Henderson <rth@redhat.com>
1832 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1833 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1834 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1835 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1836 (WINT_TYPE_SIZE): Fix at 32.
1838 2002-03-26 Richard Henderson <rth@redhat.com>
1840 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1841 until after eh landing pad generation.
1842 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1843 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1845 2002-03-26 Richard Henderson <rth@redhat.com>
1847 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1849 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1851 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1852 and warning switches.
1853 (cc1_options): Likewise.
1855 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1857 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1858 Restore more of the signal context. Set no_reg_stack_frame.
1859 * config/ia64/unwind-ia64.c (unw_state_record):
1860 Add no_reg_stack_frame, comments.
1861 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1862 (uw_update_context): Adjust bsp when unwinding from leaf,
1863 but not signal frame.
1865 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1867 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1869 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1871 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1873 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1876 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1877 "Add a pool_range attribute", which was lost during the ARM/Thumb
1880 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1882 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1883 a register into the MAC16 accumulator.
1885 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1887 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1888 (Warning Options): Document -Wswitch-enum.
1889 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1891 (warn_switch_enum): Define variables.
1892 * flags.h (warn_switch_enum): Declare variables.
1893 * stmt.c (expand_end_case_type): When warn_switch_enum /
1894 -Wswitch-enum, perform switch checks.
1897 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1899 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1900 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1901 (reload_muladdsi_compare0_scratch): Delete.
1903 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1905 * doc/install.texi (*-*-freebsd*): Update.
1907 2002-03-26 Richard Henderson <rth@redhat.com>
1909 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1910 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1912 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1913 types from the normal argument frame.
1915 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1916 variable sized objects by reference.
1917 (sparc_va_arg): Receive them by reference too.
1919 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1921 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1922 code to not restoring global registers.
1924 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1926 * Makefile.in (ggc-common.o): Update.
1927 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1928 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1929 * c-tree.h (c_mark_tree): New.
1930 * ggc-common.c: Include langhooks.h.
1931 (gcc_mark_trees): Use new langhook.
1932 * ggc-callbacks.c: Delete file.
1933 * ggc.h (lang_mark_tree): Remove.
1934 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1935 (LANG_HOOKS_INITIALIZER): Update.
1936 * langhooks.h (struct lang_hooks): New hook.
1938 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1940 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1942 * doc/cpp.texi: Exclude entire Top node from printed manual.
1943 Move option index after directive index. Insert page breaks
1944 before GFDL and concept index. Index environment variables
1945 with command line options.
1946 * doc/cppenv.texi: Use @vtable for environment variable list.
1947 Add paragraph explaining semantics of empty elements in path
1948 variables. Exclude a cross-reference to Fishkill from the
1949 manpage. Remove an unnecessary cross-reference of the entry
1950 right above the referer. Don't use @anchor in text that goes
1952 * doc/cppopts.texi: Cross-reference the environment variables
1953 section, not the specific environment variable, for consistency.
1955 2002-03-25 Richard Henderson <rth@redhat.com>
1957 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1958 anywhere in the block. Don't refer to insns that have been
1959 removed from the chain. Iterate backward through the new insns.
1960 Don't refer to edges that have been removed.
1962 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1964 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1965 test for overflow of constant.
1967 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1970 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1971 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1972 these patterns on arm_archv4.
1974 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1976 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1979 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1981 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1982 float_handled, float_handler, float_signal, set_float_handler,
1983 and do_float_handler. Set handler for SIGFPE to crash_signal.
1984 * toplev.h: Don't prototype do_float_handler.
1986 * c-lex.c: Fold parse_float into lex_number. Make warning
1987 about portability of hex float constants more informative, and
1988 don't issue it on top of a syntax error.
1989 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1991 * real.h: Define REAL_VALUE_ABS here...
1992 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1993 simplify_unary_real, simplify_binary_real, and
1994 simplify_binary_is2orm1 into their callers.
1995 * tree.c: Fold build_real_from_int_cst_1 into caller.
1997 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1999 * tsystem.h: Include float.h here...
2000 * libgcc2.c: ... not here.
2002 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
2004 Fixes for: PR bootstrap/3591, target/5676
2005 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
2006 defined. Do not disable exceptions or rtti.
2007 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
2008 mcore.h. Disable exceptions and rtti, since they are not
2011 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
2013 * c-decl.c (maybe_build_cleanup): Remove.
2014 * expr.c (expand_expr): Use langhook.
2015 * langhooks-def.h (lhd_return_null_tree,
2016 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
2017 (LANGHOOKS_INITIALIZER): Update.
2018 * langhooks.c (lhd_return_null_tree): New.
2019 * langhooks.h (struct lang_hooks): New hook.
2020 * tree-inline.c (initialize_inlined_parameters): Use langhook.
2021 * tree.h (maybe_build_cleanup): Remove.
2023 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2025 * regrename.c (build_def_use): Move recog_memoized
2026 before extract_insn.
2028 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2031 * expr.c (emit_group_store): Handle storing into CONCAT.
2033 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2035 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
2036 corresponding MATCH_DUP.
2038 2002-03-24 Richard Henderson <rth@redhat.com>
2040 * unroll.c (unroll_loop): Zero label_map.
2042 * gcse.c: Include except.h.
2043 * Makefile.in (gcse.o): Update.
2045 2002-03-24 Richard Henderson <rth@redhat.com>
2047 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
2048 Do resolve_unique_section before shared data clause.
2050 2002-03-24 Richard Henderson <rth@redhat.com>
2052 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
2054 2002-03-24 Richard Henderson <rth@redhat.com>
2056 * recog.c (peephole2_optimize): Split blocks when EH insns are
2057 generated in the middle of a block. Do global life update if
2060 2002-03-24 Richard Henderson <rth@redhat.com>
2062 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
2064 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2067 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
2068 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
2069 (init_dependency_output): Don't make no_output decision here.
2071 2002-03-24 Andrew Cagney <ac131313@redhat.com>
2073 * stmt.c (check_for_full_enumeration_handling): Remove tests of
2074 warn_switch. Update description.
2075 (expand_end_case_type): Call check_for_full_enumeration_handling
2078 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2080 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
2081 (m68hc11_split_move): Call it to see if the source and destination
2082 operands use the same direction auto inc/dec mode, otherwise make the
2083 source an offsetable memory operand and generate an add.
2085 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2087 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
2088 register for operand 2.
2089 ("*subsi3_zero_extendqi"): Likewise.
2090 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
2091 bits so that it is compatible with a pop.
2092 ("*andhi3_gen"): Likewise.
2093 ("xorhi3"): Likewise.
2095 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2097 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
2099 (cpp_post_options): ... not here.
2101 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2102 Aldy Hernandez <aldyh@redhat.com>
2104 Removal of separate preprocessor cpp0.
2106 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
2107 cpp0, install-common): Update.
2108 * c-common.c (flag_preprocess_only): New.
2109 (c_common_init): Preprocess for -E.
2110 * c-common.h (flag_preprocess_only): New.
2111 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
2112 * c-objc-common.c (c_init_decl_processing): Exit quickly
2113 for NULL return from c_common_init.
2114 * cpplib.h (cpp_preprocess_file): New.
2115 * cppmain.c (main, general_init, pfile, progname): Remove.
2116 (do_preprocessing): Rename cpp_preprocess_file, don't call
2117 cpp_finish. Don't close stdout here.
2118 (setup_callbacks): Update prototype.
2119 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
2121 * tradcpp.c (main): Ignore -quiet.
2123 * lang-specs.h (default_compilers): Preprocess with cc1obj.
2125 2002-03-24 Richard Henderson <rth@redhat.com>
2127 PR optimization/5742
2128 * machmode.def: Add inner mode field to complex modes.
2129 * config/mips/mips.c (mips_function_value): Always define. Add
2130 new argument to handle libcalls.
2131 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
2132 (FUNCTION_VALUE): Likewise.
2133 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
2134 * config/mips/mips-protos.h: Update.
2136 2002-03-23 Richard Henderson <rth@redhat.com>
2138 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
2139 * config/sparc/sparc-protos.h: Update.
2140 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
2142 2002-03-23 Richard Henderson <rth@redhat.com>
2144 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
2145 _start or _init begins the text segment.
2147 2002-03-23 David Edelsohn <edelsohn@gnu.org>
2149 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
2150 not HOST_WIDEST_INT.
2151 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
2153 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
2156 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
2157 operand argument to output_return_instruction.
2158 * arm.c (arm_print_operand, case 'd'): If the operand is
2159 const_true_rtx then just return.
2160 (arm_print_operand, case 'D'): If the operand is const_true_rtx
2163 2002-03-23 Andrew Cagney <ac131313@redhat.com>
2165 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
2166 (Warning Options): Document -Wswitch-default.
2167 * toplev.c (W_options): Add -Wswitch-default. Update comment on
2169 (warn_switch_default): Define variable.
2170 (warn_switch): Update comment.
2171 * flags.h (warn_switch_default): Declare variable.
2172 (warn_switch): Update comment.
2173 * stmt.c (expand_end_case): Check for and, when
2174 warn_switch_no_default, warn of a missing default case.
2176 2002-03-23 Alan Modra <amodra@bigpond.net.au>
2178 * real.h (N): Special case 128 bit doubles.
2180 * combine.c (simplify_comparison): When widening modes, ignore
2181 sign extension on CONST_INTs.
2183 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2185 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
2186 passed to adjust_address. Fix comment formatting.
2189 2002-03-22 Zack Weinberg <zack@codesourcery.com>
2191 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
2192 Always make REAL_VALUE_TYPE a struct containing an array of
2193 HOST_WIDE_INT, not a double. Tidy up the code deciding how
2194 big it is. Don't declare or use union real_extract.
2196 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
2197 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
2198 (print_operand), config/arm/arm.c (output_move_double),
2199 config/arm/arm.md (consttable_4, consttable_8),
2200 config/romp/romp.c (output_fpops), config/s390/s390.h
2201 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
2202 (xtensa_output_literal): Don't use union real_extract.
2204 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
2205 (sfmode_constant_to_ulong), config/ns32k/merlin.h
2206 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
2207 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
2208 (PRINT_OPERAND): Don't use local version of union
2211 * config/convex/convex.c (check_float_value), config/vax/vax.c
2212 (vax_float_literal), config/m88k/m88k.md (divdf3),
2213 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
2214 config/pdp11/pdp11.c (output_move_quad): Don't do host
2215 arithmetic on target floating point quantities.
2217 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
2218 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
2220 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
2221 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
2223 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
2224 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
2226 * print-rtl.c (print_rtx): Disable code which needs
2227 floating-point emulator.
2228 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
2229 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
2230 depending on HOST_FLOAT_FORMAT to be defined properly.
2232 * config/1750a/1750a.c (get_double, float_label): Delete.
2233 (print_operand): Delete huge commented-out chunk. Use
2234 REAL_VALUE_TO_DECIMAL.
2235 * config/1750a/1750a-protos.h: Delete prototypes of deleted
2237 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
2239 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
2240 Use REAL_VALUE_TO_DECIMAL as ELF version does.
2241 * config/m88k/m88k.c (real_power_of_2_operand,
2242 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
2243 real_extract out of the union; run the input through
2244 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
2245 from that into the union.
2246 * config/pdp11/pdp11.c (output_move_double): Rearrange
2247 parentheses to make automatic indenter happy.
2249 * doc/tm.texi (Cross-compilation): Rename node to "Floating
2250 Point" and rewrite to describe current situation. Also adjust
2251 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
2253 * doc/rtl.texi: Adjust cross reference.
2255 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2257 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
2258 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
2259 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
2260 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
2261 prevent use of sp as a reload register.
2262 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
2263 non_acc_reg_operand.
2264 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
2265 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
2266 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2267 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
2269 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2271 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
2272 * cpplex.c (unterminated): Delete.
2273 (parse_string): No string literal may extend over multiple
2274 lines. Suppress the error when preprocessing assembly.
2275 * cppmain.c (scan_translation_unit): Strings are single-line.
2277 * doc/cpp.texi: Update to match.
2279 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2281 PR optimization/5854
2282 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
2284 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
2285 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
2286 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
2287 const0 if scratch register was not allocated.
2288 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
2289 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
2291 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
2292 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
2293 with GEN_INT (...) everywhere. Remove constraints in define_split
2295 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
2296 require scratch register for setting 0 into regs/non-pushable memory.
2298 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2300 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
2301 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2303 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
2305 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
2306 * cppinit.c (cpp_create_reader): On by default.
2307 (cpp_handle_option): Handle -W[no-]endif-labels.
2308 (cpp_post_options): Also enable if -pedantic.
2309 * cpplib.c (do_else): Use it.
2310 (do_endif): Likewise.
2311 * doc/cppopts.texi: Document new option.
2312 * doc/invoke.texi: Document new option.
2314 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2316 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2317 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2319 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2321 * flow.c (calculate_global_regs_live): Clear aux fields of
2324 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2326 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2327 REG or MEM subregs, pass rtx * instead of rtx to it.
2328 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2329 rtx * instead of rtx to alter_subreg.
2330 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2331 * config/pj/pj.c (pj_output_rval): Likewise.
2333 2002-03-22 Richard Henderson <rth@redhat.com>
2336 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2337 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2338 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2339 (ia64_expand_prologue): Look at int_regs, not words, for number
2340 of incomming int regs.
2342 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2344 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2346 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2348 * toplev.c (flag_loop_optimize, flag_crossjumping):
2349 New static variables.
2350 (rest_of_compilation): Conditionalize crossjumping and
2352 (parse_options_and_default_flags): Default loop_optimize and
2354 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2355 * invoke.texi (crossjumping, loop-optimize): Document.
2357 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2359 * real.c (eiisneg): Move outside #ifdef NANS.
2361 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2363 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2364 frequencies match; avoid match on different loop depths.
2365 (try_crossjump_to_bb): Kill tests that no longer brings time
2367 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2369 (split_edge): Likewise.
2371 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2374 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2375 * cfgrtl.c: Include insn-config.h
2376 (split_block) Dirtify block in presence of conditional execution
2378 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2380 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2381 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2382 (function_arg): Constify CUMULATIVE_ARGS.
2383 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2384 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2385 (UNITS_PER_DOUBLE): New macro.
2386 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2387 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2388 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
2389 fp_regs and stack_words.
2390 (EABI_FLOAT_VARARGS_P): New macro.
2391 * config/mips/mips.c (struct mips_arg_info): New.
2392 (mips_arg_info): New function.
2393 (function_arg_advance): Use it. Add adjustment instructions here
2394 rather than in function_arg.
2395 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
2396 for VOIDmode at the beginning of the function.
2397 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
2398 (function_arg_pass_by_reference): Likewise.
2399 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
2400 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
2401 (mips_va_start): Likewise. Use the new stack_words field of
2402 CUMULATIVE_ARGS to set up overflow area. Reformat.
2403 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
2404 doubles and other types, aligning the overflow pointer for non-doubles
2405 too. Remove some code duplication. Replace hard-coded constants.
2407 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2409 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
2410 (CLASS_UNITS): Undefine.
2411 (CLASS_MAX_NREGS): Use FP_INC.
2412 * config/mips/mips.c (compute_frame_size): Likewise.
2413 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
2415 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2417 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
2418 prototype, and handle lexing numbers and identifiers.
2419 (parse_identifier): Update to new form of parse_slow.
2420 (parse_number): Fast path only, use parse_slow otherwise.
2421 (_cpp_lex_direct): Update calls to parse_number.
2423 2002-03-21 DJ Delorie <dj@redhat.com>
2425 * bb-reorder.c (make_reorder_chain_1): Protect against
2426 when redundant edges are omitted.
2427 * predict.c (dump_prediction): Likewise.
2429 2002-03-21 Richard Henderson <rth@redhat.com>
2432 * fixinc/inclhack.def (solaris_stdio_tag): New.
2433 * fixinc/fixincl.x: Regenerate.
2435 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2438 * c-typeck.c (process_init_element): Flag non-static
2439 initialization of a flexible array member as illegal.
2441 2002-03-22 Alan Modra <amodra@bigpond.net.au>
2443 * config/rs6000/t-linux64: New.
2444 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
2445 t-ppccomm. Use t-rs6000 and t-linux64.
2446 (powerpc64-*-gnu* <tmake_file>): Likewise.
2447 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
2448 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
2449 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2451 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
2453 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
2454 flag_really_no_inline instead of optimize == 0.
2456 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2458 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2460 * flags.h (flag_really_no_inline): New.
2462 * c-common.c (c_common_post_options): Initialize
2463 flag_really_no_inline.
2465 * toplev.c (flag_really_no_inline): New.
2467 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2469 * config/avr/avr.md (length): Fix length computation for
2470 conditional branches.
2472 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
2474 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
2475 sdbout.o, profile.o): Update.
2476 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
2478 * c-common.h (gettags): Move here from tree.h.
2479 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
2480 insert_block, getdecls, kept_level_p, global_bindings_p): New.
2481 * dbxout.c (dbxout_init): Use getdecls langhook.
2482 * expr.c (expand_expr): Use insert_block langhook.
2483 * fold-const.c: Include langhooks.h.
2484 (fold_range_test, fold_binary_op_with_conditional_arg,
2485 fold): Use global_bindings_p langhook.
2486 * integrate.c (expand_inline_function): Use insert_block langhook.
2487 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
2488 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
2489 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2490 LANG_HOOKS_GETDECLS): New.
2491 (LANG_HOOKS_INITIALIZER): Update.
2492 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2494 * langhooks.h (struct lang_hooks_for_decls): New.
2495 (struct lang_hooks): Update.
2496 * profile.c: Include langhooks.h.
2497 (output_func_start_profiler): Use new langhooks.
2498 * sdbout.c: Include langhooks.h.
2499 (sdbout_init, sdbout_finish): Use getdecls langhook.
2500 * stmt.c: Include langhooks.h.
2501 (expand_fixup, fixup_gotos): Use new langhooks.
2502 * stor-layout.c: Include langhooks.h.
2503 (variable_size): Use global_bindings_p langhook.
2504 * toplev.c (compile_file): Use getdecls langhook.
2505 * tree-inline.c (remap_block): Use insert_block langhook.
2506 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2507 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2509 2002-03-21 Richard Henderson <rth@redhat.com>
2511 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2512 constants in .data when -fpic.
2514 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2516 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2519 2002-03-21 Tom Tromey <tromey@redhat.com>
2521 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2523 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2525 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2527 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2529 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2530 Richard Henderson <rth@redhat.com>
2533 * c-common.c (c_expand_expr): Preserve result of a statement
2534 expression if needed.
2536 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2539 * genrecog.c (maybe_both_true_mode): Remove.
2540 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2541 * machmode.def (Pmode): Likewise.
2543 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2545 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2546 (nonlocal_mentioned_p_1): New function.
2547 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2548 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2549 (mark_constant_function): Recognize pure functions.
2550 * rtl.h (global_reg_mentioned_p): New prototype.
2551 * rtlanal.c (global_reg_mentioned_p,
2552 global_reg_mentioned_p_1): New function.
2554 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2556 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2558 * fixinc/fixincl.x: Regenerate.
2560 2002-03-20 Jason Merrill <jason@redhat.com>
2562 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2564 2002-03-20 Michael Meissner <meissner@redhat.com>
2566 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2569 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2571 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2572 ".literal_position" directive before the constant pool.
2574 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2576 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2577 Add Craig Rodrigues.
2578 Add Brad Lucier to testers.
2580 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2583 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2585 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2586 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2587 instead of insn_extract.
2589 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2592 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2594 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2595 stmt if some case has been output.
2597 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2600 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2601 movsfcc_1, movdfcc_1): Add %O2.
2602 * config/i386/i386.c (print_operand): Handle %ON.
2603 Print . before float condition codes in Sun as cmov syntax.
2604 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2605 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2608 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2610 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2611 return instruction if PC was popped.
2613 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2615 * config/xtensa/xtensa.md: Remove unused type attributes.
2616 (adddi_carry, subddi_carry): Change type attribute to "multi".
2618 2002-03-19 Dale Johannesen <dalej@apple.com>
2620 PR optimization/5999, middle-end/5731
2621 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2622 multiplications by reciprocals.
2624 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2626 * Makefile.in: Update.
2627 * c-common.c: Include langhooks.h.
2628 (inline_forbidden_p): Use new hook.
2629 * diagnostic.c: Include langhooks.h.
2630 (format_with_decl, announce_function,
2631 default_print_error_function): Use new hook.
2632 * dwarf2out.c (dwarf2_name): Use new hook.
2633 * function.c: Include langhooks.h.
2634 (init_function_start): Use new hook.
2635 * langhooks-def.h (lhd_decl_printable_name): New.
2636 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2637 (LANGHOOKS_INITIALIZER): Update.
2638 * langhooks.c (lhd_decl_printable_name): New.
2639 * langhooks.h (struct lang_hooks): New hook.
2640 * toplev.c (decl_name, decl_printable_name): Remove.
2641 (open_dump_file): Use new hook.
2642 (process_options): Remove old hook.
2643 * tree.h (decl_printable_name): Remove.
2645 * objc-act.c (objc_init): Remove old hook.
2646 (objc_printable_name): Export.
2647 * objc-act.h (objc_printable_name): New.
2648 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2650 2002-03-19 Jim Blandy <jimb@redhat.com>
2652 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2653 the start_source_file debug hook, not the current line number.
2655 2002-03-19 Richard Henderson <rth@redhat.com>
2657 * flow.c (EH_USES): Provide default.
2658 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2659 * doc/tm.texi (EH_USES): New.
2661 * config/ia64/ia64.c (ia64_eh_uses): New.
2662 * config/ia64/ia64-protos.h: Update.
2663 * config/ia64/ia64.h (EH_USES): New.
2665 2002-03-19 Richard Henderson <rth@redhat.com>
2667 * varasm.c (output_constant_def): Fix stupid typo.
2669 2002-03-19 Richard Henderson <rth@redhat.com>
2672 * except.c (current_function_has_exception_handlers): New.
2673 * except.h: Declare it.
2674 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2675 Combine tests that disable all sibcalls for the function.
2677 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2679 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2682 2002-03-19 Richard Henderson <rth@redhat.com>
2685 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2686 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2688 2002-03-19 Jim Blandy <jimb@redhat.com>
2690 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2691 name, even if the replacement list contains no tokens, as required
2694 2002-03-19 Jason Merrill <jason@redhat.com>
2696 * varasm.c (globalize_decl): Get the name from the RTL, not
2697 DECL_ASSEMBLER_NAME.
2699 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2701 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2703 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2704 subdi_carry): Define.
2706 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2708 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2709 about -fpic/-fPIC if extra_warnings set.
2711 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2713 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2714 TREE_STRING_POINTER.
2715 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2717 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2719 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2720 in favor of SP if FRAME_POINTER_REQUIRED is false.
2722 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2724 * emit-rtl.c (gen_int_mode): New function.
2725 * rtl.h: Prototype for it.
2726 * combine.c (make_extraction, simplify_comparison), expmed.c
2727 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2728 (convert_modes, store_field), optabs.c (expand_fix),
2729 simplify-rtx.c (neg_const_int, simplify_unary_real),
2731 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2732 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2734 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2737 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2738 convert_parm_for_inlining.
2739 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2741 * langhooks-def.h: Likewise.
2742 * objc/objc-lang.c: Likewise.
2743 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2745 * tree-inline.c (initialize_inlined_parameters):
2746 Call convert_parm_for_inlining lang hook if needed.
2747 * c-typeck.c (c_convert_parm_for_inlining): New function.
2748 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2750 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2752 * calls.c (precompute_arguments): Do not assume that temporaries
2753 can be destroyed after expanding the argument.
2754 (expand_call): Likewise.
2756 2002-03-15 Eric Christopher <echristo@redhat.com>
2758 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2759 Fix register preference on last change.
2760 * config/mips/mips.c (mips_return_in_memory): New function.
2761 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2762 * config/mips/mips-protos.h: Declare.
2763 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2764 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2766 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2768 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2770 (anddi3, iorsi3): Likewise.
2772 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2773 use %gprel for symbols that are going to be placed in linkonce
2776 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2777 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2778 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2779 not needed. Disregard leaf_function_p().
2780 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2781 mips16 frame pointer.
2782 * config/mips/mips.md (store ra): Only to small SP offsets.
2783 2001-08-22 Graham Stott <grahams@redhat.com>
2784 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2785 return a REG rtx for the return address register.
2787 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2789 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2790 constant-pool addresses as "mode-dependent".
2791 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2793 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2796 * expr.c (emit_group_load): Use extract_bit_field if
2797 needed for CONCAT arguments.
2799 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2802 * arm.md (tablejump): Make this a define_expand. For PIC add the
2803 offset to the base of the table.
2804 (thumb_tablejump): Matcher for Thumb tablejump insn.
2805 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2806 as the difference of two labels.
2807 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2808 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2810 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2811 * arm.c (get_jump_table_size): If the table is not in the text
2812 section, return zero.
2814 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2816 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2818 (arm_reload_out_hi): Use gen_lowpart instead of
2819 gen_rtx_SUBREG to access QImode components.
2820 * config/arm/arm.md: Disable zero_extend split for QImode
2821 subregs in BIG_ENDIAN mode.
2822 (storehi_bigend): Match use of least significant byte.
2823 (storeinthi): Remove extraneous SUBREG.
2824 Add missing construction of operands[2].
2825 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2826 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2827 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2829 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2831 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2834 2002-03-17 Richard Henderson <rth@redhat.com>
2836 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2839 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2841 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2842 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2844 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2846 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2848 * predict.c (estimate_bb_frequencies): Delete unused variables.
2850 2002-03-17 Richard Henderson <rth@redhat.com>
2852 * config/ia64/ia64.c (ia64_attribute_table): Move before
2853 targetm definition. Make static.
2855 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2857 * c-common.h (yyparse, c_common_parse_file): New.
2858 * c-lang.c: Include c-common.h.
2859 (LANG_HOOKS_PARSE_FILE): Redefine.
2860 * c-lex.c: Include c-common.h.
2861 (yyparse): Rename c_common_parse_file. Call yyparse.
2862 * c-parse.in (yyparse): Remove macro.
2863 * c-tree.h (yyparse_1): Remove.
2864 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2865 (LANG_HOOKS_INITIALIZER): Update.
2866 * langhooks.h (struct lang_hoooks): New hook parse_file.
2867 * toplev.c (compile_file): Use parse_file hook.
2868 * tree.h (yyparse): Remove.
2869 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2871 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2873 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2874 float_truncate, not fix.
2875 ("*truncdfsf2_real"): Ditto.
2876 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2878 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2880 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2882 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2883 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2884 where appropriate. Make the second reference to
2885 leaf_function_p a function call, as intended. Reindented.
2887 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2888 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2890 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2891 add register to non-constant into sp.
2893 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2894 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2895 (mips16_gp_pseudo_rtx): Lose.
2896 (INIT_EXPANDERS): Deleted.
2897 * config/mips/mips.c (mips_init_machine_status): New.
2898 (mips_free_machine_status): New.
2899 (mips_mark_machine_status): New.
2900 (override_options): Set them.
2901 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2902 (struct machine_function): ... new. Replaced all references.
2903 (mips_add_gc_roots): Don't mark them.
2904 (embedded_pic_fnaddr_reg): New, extracted from...
2905 (embedded_pic_offset): ... here.
2906 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2909 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2911 * cppinit.c: Revert -MD removal.
2913 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2915 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2916 soft registers by default for 68HC12.
2917 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2918 when compiling with -fomit-frame-pointer.
2919 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2920 (expand_epilogue): Likewise.
2921 (m68hc11_gen_rotate): Use exg when rotating by 8.
2923 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2925 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2926 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2927 (splits): Remove unused add splits.
2928 ("*addhi3_68hc12"): Tune constraints.
2929 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2930 constant fits in 8-bits and D is dead use abx/aby instructions.
2931 ("*addhi3"): Remove extern declaration of ix_reg.
2932 ("*subsi3"): Optimize and provide new split.
2933 ("subhi3"): Cleanup.
2934 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2935 (arith splits): For 68hc12 save the address register on the stack
2936 and do the arithmetic operation with a pop.
2938 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2940 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2941 allocating QImode in address registers.
2942 ("*movqi_m68hc11"): Likewise.
2944 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2946 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2948 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2950 * cppinit.c (print_help): Display -MD and -MMD.
2951 Don't display usage string. Update assertion syntax and
2953 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2954 (cpp_handle_option): Update.
2956 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2958 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2959 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2960 and define it so that regardless of target CPU size,
2961 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2962 of "int" rather than "long."
2964 2002-03-15 Richard Henderson <rth@redhat.com>
2966 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2969 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2971 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2972 ("tstqi" split): Avoid using memory for tstqi on address register.
2973 (splits): Remove constraints.
2974 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2975 ("cmpdf", "cmpsf"): Remove since not used.
2976 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2977 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2979 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2981 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2982 ("neghi2"): Tighten constraints.
2983 ("one_cmplsi2"): Optimize and simplify split.
2984 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2986 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2988 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2989 and split of AND operation to clear the upper bits.
2990 ("*logicalsi3_zextqi"): Likewise.
2991 ("*logicallhi3_zexthi_ashift8"): Likewise.
2992 ("*logicalsi3_silshr16"): Likewise.
2993 ("logicalsi3_silshl16"): Likewise.
2994 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2996 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2998 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2999 (m68hc11_indirect_p): New function.
3000 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
3001 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
3003 (asm_print_register): Likewise.
3004 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
3005 (m68hc11_indirect_p): Declare.
3006 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
3007 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
3008 (TARGET_SWITCHES): New option -mrelax.
3009 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
3011 ("iorsi3", "xorsi3"): Likewise.
3012 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
3013 ("*andhi3_mem"): New to handle destination in memory with bclr
3014 and a scratch register.
3015 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
3016 ("*andhi3_const"): New when operand2 is constant.
3017 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
3018 ("*andhi3_gen"): Cleanup of the old "andhi3".
3019 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
3020 ("xorqi3"): Update constraints.
3022 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3024 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
3025 for reg_equiv_memory_loc when the operand is a register that does
3026 not get a hard register (stack location).
3027 (tst_operand): After reload, accept all memory operand.
3028 (symbolic_memory_operand): Fix detection of symbolic references.
3029 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
3030 accept symbols and any constant.
3032 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3034 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
3035 note on the insn that sets the soft frame register.
3036 (must_parenthesize): ix and iy are also reserved names.
3037 (print_operand_address): One more place where parenthesis are required
3038 to avoid confusion with register names.
3039 (m68hc11_gen_movhi): Allow push of stack pointer.
3040 (m68hc11_check_z_replacement): Fix handling of parallel with a
3042 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
3043 the replacement register is.
3044 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
3045 and D8_REGS classes.
3046 (MODES_TIEABLE_P): All modes are tieable except QImode.
3048 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3050 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
3051 (___subdi3): Likewise.
3052 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
3053 (__map_data_section): Optimize 68hc11 case.
3055 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3057 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
3058 than a shift to avoid adding a register with itself.
3059 (m68hc11_memory_move_cost): Take into account NO_REGS.
3060 (m68hc11_register_move_cost): Update and use memory move cost
3062 (m68hc11_address_cost): Make cost of valid offset not 0 so that
3063 it gives more opportunities to cse to optimize.
3064 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
3065 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
3067 2002-03-15 Mark Mitchell <mark@codesourcery.com>
3069 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
3070 * c-common.def (CLEANUP_STMT): New tree node.
3071 * c-common.h (CLEANUP_DECL): New macro.
3072 (CLEANUP_EXPR): Likewise.
3073 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
3074 * expr.c (expand_expr): Tidy.
3075 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
3076 * tree-inline.c (initialize_inlined_parameters): Clean up
3077 new local variables.
3079 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3082 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
3083 before movrXX only, use reg_overlap_mentioned_p.
3084 Only special case NE if just one insn can be generated.
3086 2002-03-15 Jason Merrill <jason@redhat.com>
3088 * varasm.c (assemble_variable): Call resolve_unique_section before
3089 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
3092 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3095 * arm.md (split pattern for thumb shiftable immediates): Add comment
3096 explaining non-obvious test.
3098 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3101 * arm.md (movaddr, movaddr_insn): Delete.
3103 2002-03-15 Jason Merrill <jason@redhat.com>
3105 * toplev.c (wrapup_global_declarations): Clarify variable handling.
3106 -fkeep-static-consts doesn't apply to comdats.
3108 2002-03-14 Richard Henderson <rth@redhat.com>
3110 * c-decl.c: Include c-pragma.h.
3111 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
3112 (finish_function): Tidy.
3113 * c-pragma.c: Include c-common.h.
3114 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
3115 (handle_pragma_weak): Use them.
3116 (init_pragma): Register pending_weaks.
3117 * c-pragma.h (maybe_apply_pragma_weak): Declare.
3118 * print-tree.c (print_node): Print DECL_WEAK.
3119 * varasm.c (mark_weak_decls): Remove.
3120 (remove_from_pending_weak_list): Remove.
3122 (asm_emit_uninitialised): Call globalize_decl for weak commons.
3123 (weak_decls): Make a tree_list.
3124 (declare_weak): Cons weak_decls directly.
3125 (globalize_decl): Remove weak_decls elements directly.
3126 (weak_finish): Simplify weak_decls walk. Don't weaken unused
3127 symbols. Don't pretend to handle aliases.
3128 (init_varasm_once): Update weak_decls registry.
3129 * Makefile.in: Update dependencies.
3131 2002-03-14 Richard Henderson <rth@redhat.com>
3134 * config/ia64/ia64.c: Include tm_p.h last.
3135 (gen_nop_type): Remove duplicate definition.
3136 (cycle_end_fill_slots): Set sched_data for second L slot.
3137 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
3138 (nop_cycles_until): Fix typos.
3140 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3142 PR optimization/5891
3143 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
3145 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
3147 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
3148 descriptors correctly.
3150 2002-03-14 Michael Meissner <meissner@redhat.com>
3152 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
3153 100, allowing MAX_UNROLLED_INSNS to be overridden.
3155 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
3158 * unroll.c (params.h): Include.
3159 (MAX_UNROLLED_INSNS): Delete, now in params.h.
3161 * doc/invoke.texi (--param max-unroll-insns): Document.
3163 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
3165 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3167 * arm.md: Fix warnings about constraints in peepholes and splits.
3169 2002-03-14 Zack Weinberg <zack@codesourcery.com>
3171 * cpphash.h (struct lexer_state): Remove line_extension member.
3172 * cpplib.c (dequote_string, do_linemarker): New functions.
3173 (linemarker_dir): New data object.
3174 (DIRECTIVE_TABLE): No longer need to interpret #line in
3175 preprocessed source. Delete obsolete comment about return
3177 (end_directive, directive_diagnostics, _cpp_handle_directive):
3178 Don't muck with line_extension.
3179 (directive_diagnostics): No need to issue warnings for
3181 (_cpp_handle_directive): Issue warnings for linemarkers here,
3182 when appropriate. Dispatch linemarkers to do_linemarker, not
3184 (do_line): Code to handle linemarkers split out to do_linemarker.
3185 Convert escape sequences in filename argument, both places.
3187 * cppmacro.c (quote_string): Rename cpp_quote_string and
3188 export. All callers changed.
3189 * cpplib.h (cpp_quote_string): Prototype.
3190 * cppmain.c (print_line): Call cpp_quote_string on to_file
3193 * doc/cpp.texi: Document that escapes are now interpreted in
3194 #line and in linemarkers, and that non-printing characters are
3195 converted to octal escapes when linemarkers are generated.
3197 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
3199 * emit-rtl.c (try_split): Use delete_insns.
3200 * recog.c (split_all_insns): Fix terminating condition.
3202 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3203 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3206 * arm.c (arm_output_epilogue): Fix floating-point register save
3207 adjustment when using a frame pointer.
3209 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
3211 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
3212 * config/mips/mips.c (compute_frame_size): Retrofit them here.
3213 (save_restore_insns, mips_expand_epilogue): And here.
3214 (build_mips16_call_stub): And here.
3215 (mips_function_value): Use the new macros to decide whether a single
3216 or complex float can be returned in floating-point registers. Return
3217 a parallel rtx in the complex case.
3219 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
3221 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
3222 call after liveness analysis.
3224 * recog.c (split_insn): Use delete_insn_and_edges.
3226 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
3227 instructions to have branch prediction notes.
3228 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
3230 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
3232 * configure.in: Don't pass -Wno-long-long to a ADA compiler
3233 that doesn't support it.
3234 * configure: Regenerate.
3236 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3239 * config/sparc/sparc.md (normal_branch, inverted_branch,
3240 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3241 inverted_fp_branch): Adjust calls to output_cbranch.
3242 Set length attribute.
3243 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
3244 output_v9branch. Set length attribute.
3245 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
3247 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
3248 (output_cbranch): Likewise. Handle far branches.
3249 (output_v9branch): Handle far branches.
3250 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
3252 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
3253 noov_compare64_op predicates.
3255 2002-03-13 Jason Merrill <jason@redhat.com>
3257 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
3258 into the function and constify it.
3259 * gthr-dce.h, gthr-solaris.h: Likewise.
3261 2002-03-13 David Edelsohn <edelsohn@gnu.org>
3263 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
3264 * config/rs6000/rs6000.c (rs6000_va_arg): Use
3265 std_expand_builtin_va_arg if not ABI_V4.
3267 2002-03-13 Jason Merrill <jason@redhat.com>
3269 * varasm.c (globalize_decl): New fn.
3270 (assemble_start_function): Use it.
3271 (asm_emit_uninitialized): Use it.
3272 (assemble_alias): Use it.
3273 (assemble_variable): Use it.
3275 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
3277 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
3278 2002-03-12 internal visibility change.
3279 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
3280 visibility into SYMBOL_REF_FLAG.
3282 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
3284 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
3285 VOIDmode operand. Add compile-time optimization for constant results.
3287 2002-03-12 Jason Merrill <jason@redhat.com>
3289 * c-typeck.c (convert_for_assignment): Don't allow conversions
3290 between pointers and references. Only allow lvalues to convert to
3293 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
3295 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
3296 before prologue, to avoid scheduling problems.
3298 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3300 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3301 (ELIMINABLE_REGS): Add sfp->sp.
3302 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
3304 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3306 PR optimization/5892
3307 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
3309 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3311 * loop.c (basic_induction_var): Don't call convert_modes if mode
3312 classes are different.
3314 2002-03-12 Richard Henderson <rth@redhat.com>
3316 PR optimization/5901
3317 * function.c (reposition_prologue_and_epilogue_notes): Position
3318 the markers after/before the last/first insn not deleted.
3320 2002-03-12 Richard Henderson <rth@redhat.com>
3322 PR optimization/5878
3323 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3324 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3325 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3327 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3328 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3329 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3331 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3332 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3333 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3334 also. Don't set it if not flag_pic.
3335 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3336 to be INVALID_REGNUM when not used.
3338 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3340 * expmed.c (store_bit_field): Reset alias set for memory.
3341 (extract_bit_field): Same.
3343 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 * c-common.c (c_tree_code_type, c_tree_code_length,
3346 c_tree_code_name, add_c_tree_codes): Delete.
3347 * c-common.h (add_c_tree_codes): Delete.
3348 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3350 * c-objc-common.c (c_objc_common_init): Don't call
3351 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3352 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3353 objc_tree_code_name, add_objc_tree_codes): Delete.
3354 (objc_init): Don't call add_objc_tree_codes.
3355 * objc/objc-lang.c (tree_code_type, tree_code_length,
3356 tree_code_name): Define.
3357 * toplev.c (lang_independent_init): Don't set
3358 tree_code_length[IDENTIFIER_NODE].
3359 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3360 Delete definitions, moved to language front-ends.
3361 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3362 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3364 (tree_code_length): Change type to unsigned char.
3366 2002-03-12 Richard Henderson <rth@redhat.com>
3368 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3369 internal visibility change.
3371 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3373 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3374 validize_mem() instead of change_address to avoid clobbering
3377 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3379 * c-lex.h (position_after_whitespace): Remove.
3381 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3383 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3384 (lex_string): Use unsigned char pointers.
3386 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3388 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
3389 is not a valid memory_operand.
3391 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3393 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
3394 * config/xtensa/lib1funcs.asm: Fix copyright to include
3395 special case for libgcc files.
3396 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
3397 (__divsi3): Likewise.
3398 (__umodsi3): Likewise.
3399 (__modsi3): Likewise.
3400 * config/xtensa/lib2funcs.S: Fix copyright to include
3401 special case for libgcc files.
3403 2002-03-12 Tom Rix <trix@redhat.com>
3405 * collect2.c (resolve_lib_name): Move outside of
3406 OBJECT_FORMAT_COFF ifdef.
3407 (ignore_library): Same.
3409 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3411 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
3413 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3415 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
3416 to function_section before writing out the constant pool.
3418 2002-03-12 David Edelsohn <edelsohn@gnu.org>
3420 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
3422 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
3424 2002-03-12 Alan Modra <amodra@bigpond.net.au>
3426 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
3430 (cmpsi splitter): Likewise.
3431 (modsi3): Fail if <= 0.
3432 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
3433 redundant test when HOST_BITS_PER_WIDE_INT != 32.
3434 (reg_or_sub_cint64_operand): Likewise.
3435 (num_insns_constant_wide): Optimize sign extension.
3436 (rs6000_legitimize_address): Likewise.
3438 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3440 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3441 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3443 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3445 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
3446 address calculation.
3448 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3450 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
3451 scratch register to DImode / TImode.
3452 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
3453 register used does not overlap the target.
3455 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3457 * Makefile.in (debug.o): Depend on debug.h.
3458 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
3459 * debug.c (do_nothing_debug_hooks): Likewise.
3460 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
3461 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
3462 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
3463 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3464 * dwarfout.c (dwarf_debug_hooks): Likewise.
3465 * integrate.c (output_inline_function): Likewise.
3466 * objc/objc-act.c (synth_module_prologue): Likewise.
3467 * sdbout.c (sdb_debug_hooks): Likewise.
3468 * toplev.c (debug_hooks): Likewise.
3469 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3471 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
3474 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
3475 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
3476 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
3477 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
3478 * defaults.h (POINTER_SIZE): Define.
3479 * doc/tm.texi (POINTER_SIZE): Document default.
3481 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3483 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
3485 2002-03-11 Richard Henderson <rth@redhat.com>
3487 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
3488 if rebuild_label_notes_after_reload.
3490 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3492 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3493 emit pic register load if "internal" visibility.
3494 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3495 (cris_expand_builtin_va_arg): Do all computations on trees.
3497 2002-03-11 Richard Henderson <rth@redhat.com>
3499 * rtlanal.c: Include recog.h.
3500 (keep_with_call_p): Fix thinko.
3501 * Makefile.in (rtlanal.o): Update dependencies.
3503 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3505 * genflags.c (gen_insn): Use IS_VSPACE.
3506 * genoutput.c (output_insn_data): Likewise.
3507 (process_template): Likewise.
3509 2002-03-11 Richard Henderson <rth@redhat.com>
3511 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3513 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3515 * Makefile.in: Update.
3516 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3517 Update documentation.
3518 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3519 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3521 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3523 * Makefile.in: Give texi2pod its input file as a command line
3524 argument, not on stdin.
3526 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3527 Daniel Berlin <dan@dberlin.org>
3529 C++ alias analysis improvement.
3530 * alias.c (record_component_aliases): Record aliases for base
3533 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3535 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3537 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3539 * toplev.c (vms_fopen): Remove, not needed.
3541 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3543 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3545 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3546 for FP, already done later.
3548 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3549 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3551 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3553 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3554 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3555 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3556 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3557 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3558 (ediv, emul, eldexp, esqrt): Likewise.
3559 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3560 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3561 (saturate): New function.
3562 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3563 (make_nan): Use a saturation value instead of a NaN if
3564 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3565 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3566 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3567 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3568 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3569 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3570 !ROUND_TOWARDS_ZERO.
3571 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3572 (ROUND_TOWARDS_ZERO): Document.
3574 2002-03-11 Andreas Jaeger <aj@suse.de>
3576 * cfg.c (dump_flow_info): Remove unused variable.
3578 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3580 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3581 computations on trees.
3583 2002-03-10 Richard Henderson <rth@redhat.com>
3586 * reload.c (copy_replacements_1): New.
3587 (copy_replacements): Use it to recurse through the rtx.
3589 2002-03-10 Richard Henderson <rth@redhat.com>
3591 * loop.c (strength_reduce): Compute number of iterations as
3592 unsigned HOST_WIDE_INT.
3594 2002-03-10 Richard Henderson <rth@redhat.com>
3596 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3597 to move away from the end of the block.
3599 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3601 PR preprocessor/5899
3602 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3604 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3606 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3608 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3610 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3612 * config/mmix/mmix.c: Improve comments.
3613 (mmix_target_asm_function_prologue): Drop variable
3614 empty_stack_frame. Don't allocate unused slot above fp.
3615 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3616 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3617 brace in first column.
3618 (enum reg_class): Ditto.
3619 (FIRST_PARM_OFFSET): Now 0.
3620 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3622 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3624 * combine.c (make_extraction): Fix error in last change.
3626 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3628 * c4x.c (c4x_fp_reglist): Const-ify.
3629 * cris.c (cris_print_operand): Likewise.
3630 * i386.c (ix86_va_arg): Likewise.
3631 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3632 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3633 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3634 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3635 * mcore.h (regno_reg_class): Likewise.
3636 * mips.c (gen_int_relational): Likewise.
3637 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3638 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3639 * pdp11.c (move_costs): Likewise.
3640 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3641 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3643 * s390.h (regclass_map): Likewise.
3644 * sh.c (shift_amounts): Likewise.
3645 * sh.md (rotlsi3): Likewise.
3647 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3649 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3650 (ne0+5): Use new clobber to generate proper shift pattern.
3651 Patch by Michael Matz <matz@kde.org>.
3653 2002-03-09 Andreas Schwab <schwab@suse.de>
3655 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3657 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3659 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3661 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3664 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3665 even for non-representable constants.
3667 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3670 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3671 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3672 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3673 (pop_function_context): Compute MAY_SHARE parameter for
3675 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3676 (gen_mem_addressof): Call fixup_var_refs with new parm.
3678 * combine.c (make_extraction): Don't make extension of CONST_INT.
3680 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3682 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3683 in o32 and o64 ABIs.
3684 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3685 but getting fixed-size structs passed in registers regardless of
3686 padding in o32 and o64 ABIs.
3688 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3689 offset before loading address of argument passed by transparent
3692 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3694 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3696 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3698 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3699 marker such that registers after it are saved.
3701 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3703 * sparc.c (arith_4096_operand): Fix error in last change.
3705 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3707 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3710 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3712 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3715 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3717 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3719 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3721 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3722 removed; fix return value.
3723 * combine.c (combine_instructions): Dirtify blocks where we failed to
3724 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3725 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3727 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3729 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3731 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3733 * recog.c (peephole2_optimize): Re-distribute EH edges.
3735 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3737 * expr.c (expand_expr): Use unsave lang hook.
3738 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3739 (LANG_HOOKS_INITIALIZER): Update.
3740 * langhooks.h (struct lang_hooks): New hook unsave.
3741 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3742 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3743 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3744 (unsave_expr_now): Remove.
3745 * tree.h (unsave_expr_now, lang_unsave,
3746 lang_unsave_expr_now): Remove.
3749 2002-03-08 Andreas Jaeger <aj@suse.de>
3751 * flow.c (propagate_block_delete_insn): Remove unused variable.
3753 2002-03-08 Kazu Hirata <kazu@hxi.com>
3755 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3756 insn length for memory load/store.
3758 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3760 * doc/install.texi (--with-libiconv-prefix): Document.
3762 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3764 * doc/sourcebuild.texi: Fix typo.
3766 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3769 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3772 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3774 * rtl.c (copy_most_rtx): Move from here ...
3775 * emit-rtl.c (copy_most_rtx): ... to here.
3777 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3779 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3780 SUBTARGET_CPP_SIZE_SPEC.
3781 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3783 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3785 2002-03-07 Matt Hiller <hiller@redhat.com>
3787 * gensupport.c (first_dir_md_include): Renamed from include;
3788 change all references.
3789 (last_dir_md_include): Renamed from last_include; change all
3791 (init_md_reader): Unconditionally initialize base_dir whether or
3792 not filename is a relative path.
3794 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3796 * config/fp-bit.c (_unord_f2): Compile it in even if
3797 US_SOFTWARE_GOFAST is enabled.
3799 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3800 NULL_RTX. Set all HFmode operations as NULL_RTX.
3801 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3802 NULL_RTX, try reversing the comparison and the operands.
3804 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3806 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3807 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3810 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3812 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3814 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3816 * basic-block.h (fixup_abnormal_edges): Declare.
3817 * reload1.c (fixup_abnormal_edges): New function.
3818 * reg-stack.c (convert_regs): Use it.
3820 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3822 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3824 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3826 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3827 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3828 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3829 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3830 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3831 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3832 unless x and y could be infinite.
3833 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3834 Check that the common type of both arguments is a real, even for
3835 targets without unordered comparisons. Allow an integer argument
3836 to be compared against a real.
3837 (expand_tree_builtin): Use expand_unordered_cmp.
3838 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3839 * cse.c (fold_rtx): Likewise. Fix indentation.
3840 * fold-const.c (fold_real_zero_addition_p): New.
3841 (fold): Use it, and the new HONOR_... macros.
3842 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3843 * jump.c (reversed_comparison_code_parts): After searching for
3844 the true comparison mode, use HONOR_NANS to decide whether it
3845 can be safely reversed.
3846 (reverse_condition_maybe_unordered): Remove IEEE check.
3847 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3848 to decide which simplifications are valid. Allow the following
3849 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3850 and (a - -b) to (a + b).
3851 (simplify_relational_operation): Use HONOR_NANS.
3852 * doc/tm.texi: Document the MODE_HAS_... macros.
3854 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3856 * combine.c (simplify_comparison): If simplifying a logical shift
3857 right and compare with constant, force the comparison to unsigned.
3859 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3861 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3863 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3865 (alt_reg_names): Remove % for vrsave.
3867 2002-03-06 Richard Henderson <rth@redhat.com>
3869 PR optimization/5844
3870 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3871 if used indicates we've already emitted one copy of an operand.
3872 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3873 (gen_split): Supply a non-null used.
3875 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3877 * reload1.c (reload): Unshare all rtl after reload is done.
3879 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3880 but simply fail if the expression is too complex to simplify.
3881 (simplify_gen_binary): Handle simplify_plus_minus failures.
3883 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3885 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3886 consistently call delete_trivially_dead_insns after CSE and GCSE;
3887 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3888 after liveness2; update comment in last crossjumping.
3889 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3891 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3893 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3894 after completing fast dead code elimination.
3896 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3899 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3901 * version.c: Fix misplaced leading blanks on first line.
3903 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3905 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3907 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3909 * cfgcleanup.c (mentions_nonequal_regs): New function.
3910 (thread_jump): Use it.
3911 * toplev.c (rest_of_compilation): Run jump threading after
3914 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3916 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3919 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3921 * predict.c (estimate_bb_frequencies): Do not reload the
3922 frequencies from notes.
3924 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3926 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3927 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3929 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3930 delete_noop_moves): Return indeger.
3931 * flow.c (ndead): New variable.
3932 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3933 BB argument; update callers.
3934 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3935 (life_analysis): Do not call purge_all_dead_edges.
3936 (update_life_info): Return number of deleted insns; print statistics.
3937 (update_life_info_in_dirty_blocks): likewise.
3938 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3939 return number of insns deleted.
3941 * cse.c: Include timevar.h
3942 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3943 iterate until stabilizes; print statistics; return number of killed
3945 * Makefile.in: (cse.o): Add timevar.h dependency
3946 * rtl.h (delete_trivially_dead_insns): New.
3947 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3948 * toplev.c (rest_of_compilation): Update callers.
3950 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3951 (try_optimize_cfg): Do not update liveness.
3952 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3953 removal stabilizes; use delete_trivially_dead_insns.
3955 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3957 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3959 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3960 callbacks when processing assembly language.
3962 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3964 * pa.h (ASM_FILE_END): Define.
3965 * som.h (ASM_FILE_END): Delete.
3967 * pa.c (function_arg): Don't pass floats in general registers in
3968 indirect calls if TARGET_ELF32.
3970 2002-03-05 Richard Henderson <rth@redhat.com>
3972 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3974 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3976 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3978 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3980 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3981 -r command line. Don't hide any symbols if not building
3984 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3986 * cfg.c (dump_flow_info): Warn about profile mismatches.
3987 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3988 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3990 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3992 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3993 wide volatile memory by parts.
3995 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3997 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
4000 2002-03-05 Richard Henderson <rth@redhat.com>
4002 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
4004 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4006 * toplev.c (documented_lang_options): Document more
4007 language-specific options.
4008 * doc/invoke.texi (Warning Options): Correct documentation for
4009 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
4010 * c-decl.c (c_decode_option): Use a table to handle warning options.
4012 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
4014 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
4015 parameter to mmix_encode_section_info.
4016 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
4017 relocatably. Always produce ELF, not mmo if linking relocatably.
4018 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
4019 first is non-zero, don't add symbol prefix.
4020 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
4021 prototype accordingly.
4023 2002-03-04 Krister Walfridsson <cato@df.lth.se>
4025 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
4027 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
4029 * configure.in: Increase required makeinfo version to 4.1.
4030 * configure: Regenerate.
4032 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4034 * .cvsignore: Remove *.info* and genrtl*; these files are generated
4037 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
4039 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
4040 * doc/invoke.texi: Fix @math uses.
4042 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4044 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
4047 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
4049 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
4050 (powerpc-*-eabisimaltivec*): Same.
4052 * config/rs6000/t-ppcendian: New.
4054 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4056 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
4057 nonimmediate_src_operand and nonimmediate_lsrc_operand to
4058 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
4060 2002-03-03 Richard Henderson <rth@redhat.com>
4062 * toplev.c (rest_of_decl_compilation): Revert last two changes.
4064 2002-03-03 Zack Weinberg <zack@codesourcery.com>
4066 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
4067 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
4068 tree.c, config/m68k/m68k.c:
4069 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
4070 REAL_ARITHMETIC blocks unconditional. Delete some further
4071 #ifdef blocks predicated on REAL_ARITHMETIC.
4072 * flags.h, toplev.c: Delete remaining references to
4075 * doc/invoke.texi: Remove documentation of -fpretend-float.
4076 * doc/tm.texi: Describe the various REAL_* macros as provided by
4077 real.h, not by the target configuration files.
4079 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
4080 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
4081 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4082 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
4083 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
4084 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
4085 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
4086 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
4087 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4088 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
4089 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4090 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4091 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
4092 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
4093 config/xtensa/xtensa.h:
4094 Do not define, undefine, or mention in comments any of
4095 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
4096 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
4097 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
4098 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
4099 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
4100 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
4101 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
4102 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
4103 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
4105 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4107 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
4108 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
4109 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
4110 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
4111 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
4112 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
4114 * defaults.h (BITS_PER_WORD): Define.
4115 * doc/tm.texi (BITS_PER_WORD): Document default value.
4117 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
4118 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
4119 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
4121 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
4124 lieu of explicit sizeof/sizeof.
4125 * i386.c (override_options, ix86_init_mmx_sse_builtins,
4126 ix86_expand_builtin): Likewise.
4127 * mips.c (mips_add_gc_roots): Likewise.
4128 * mmix.c (mmix_output_condition): Likewise.
4129 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
4130 altivec_init_builtins): Likewise.
4131 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
4132 * cppexp.c (Nsuff, parse_number): Likewise.
4133 * cppinit.c (builtin_array_end): Likewise.
4134 * gcc.c (n_default_compilers, process_command): Likewise.
4135 * genpreds.c (output_predicate_decls): Likewise.
4136 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
4137 * lcm.c (N_ENTITIES): Likewise.
4138 * stor-layout.c (set_sizetype): Likewise.
4140 2002-03-03 Richard Henderson <rth@redhat.com>
4142 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
4143 for types or labels.
4145 2002-03-03 Richard Henderson <rth@redhat.com>
4147 * c-decl.c (start_decl): Initialized variables are not common.
4149 2002-03-02 Per Bothner <per@bothner.com>
4151 * gcc.c (option_map): Suport new --bootclasspath option.
4152 --CLASSPATH is now just an alias for --classpath.
4154 2002-03-02 Richard Henderson <rth@redhat.com>
4156 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
4157 load if "internal" visibility.
4158 * doc/extend.texi: Document visibility meanings.
4160 2002-03-02 Richard Henderson <rth@redhat.com>
4162 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
4163 to functions as well.
4165 2002-03-02 Richard Henderson <rth@redhat.com>
4167 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
4168 (handle_visibility_attribute): Don't call assemble_visibility.
4169 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
4170 without asmspec. Invoke assemble_alias when needed.
4171 * varasm.c (maybe_assemble_visibility): New.
4172 (assemble_start_function, assemble_variable, assemble_alias): Use it.
4174 2002-03-02 Richard Henderson <rth@redhat.com>
4176 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
4177 invoke ENCODE_SECTION_INFO with first call flag.
4179 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
4180 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4181 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
4182 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
4183 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
4184 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4185 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4186 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
4187 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
4188 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
4189 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
4190 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4191 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
4192 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
4193 config/mcore/mcore-protos.h, config/mcore/mcore.c,
4194 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
4195 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4196 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
4197 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
4198 config/sh/sh.h, config/sparc/sparc.h,
4199 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4200 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
4201 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
4202 FIRST argument. As needed, examine it and do nothing.
4204 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
4205 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
4206 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
4208 * config/arm/t-pe (pe.o): Add dependencies.
4210 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4212 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
4213 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
4214 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
4215 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
4216 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
4217 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
4218 * defaults.h (BITS_PER_UNIT): Define.
4219 * doc/tm.texi (BITS_PER_UNIT): Document default value.
4221 2002-03-02 Kazu Hirata <kazu@hxi.com>
4223 * config/h8300/h8300-protos.h: Add a prototype for
4224 compute_a_shift_length.
4225 * config/h8300/h8300.c (h8300_asm_insn_count): New.
4226 (compute_a_shift_length): Likewise.
4227 (h8300_adjust_insn_length): Do not adjust insn length of shift
4229 * config/h8300/h8300.md (anonymous shift patterns): Use
4230 compute_a_shift_length.
4232 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4234 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
4237 * emit-rtl.c (offset_address): Call update_temp_slot_address.
4239 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4241 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
4242 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
4243 * flags.h (flag_zero_initialized_in_bss): Declare.
4244 * toplev.c (flag_zero_initialized_in_bss): New flag.
4245 (lang_independent_options): Add flag_zero_initialized_in_bss.
4246 * tree.c (initializer_zerop): New function.
4247 * tree.h (initializer_zerop): Declare.
4248 * varasm.c (assemble_variable): If we can emit bss, put zero
4249 initializers in the bss section.
4251 2002-03-02 Alan Modra <amodra@bigpond.net.au>
4253 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
4254 like more than one symbol per .weak directive.
4256 2002-03-01 Richard Henderson <rth@redhat.com>
4258 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
4259 adjust argument_pointer by pretend_args_size.
4260 (ia64_va_start): Adjust va_start address by -pretend_args_size.
4262 2002-03-01 Kazu Hirata <kazu@hxi.com>
4264 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
4266 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
4268 * toplev.c (rest_of_compilation): Delete dead jumptables before
4270 * flow.c (delete_dead_jumptables): Make global.
4271 * rtl.h (delete_dead_jumptables): Declare.
4273 2002-03-01 David Edelsohn <edelsohn@gnu.org>
4275 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
4276 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
4277 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
4279 2002-03-01 Kazu Hirata <kazu@hxi.com>
4281 * config/h8300/h8300-protos.h: Fix formatting.
4282 * config/h8300/h8300.c: Likewise.
4283 * config/h8300/h8300.h: Likewise.
4285 2002-03-01 Kazu Hirata <kazu@hxi.com>
4287 * config/h8300/h8300.c (print_operand): Support 16-bit
4289 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
4291 2002-02-28 Richard Henderson <rth@redhat.com>
4293 * expmed.c (store_bit_field): Prevent generation of CONCATs;
4294 pun complex values as integers; use gen_lowpart instead of
4296 (extract_bit_field): Likewise.
4298 2002-03-01 Alan Modra <amodra@bigpond.net.au>
4299 David Edelsohn <edelsohn@gnu.org>
4301 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
4302 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
4303 (SUPPORTS_WEAK): Likewise.
4304 * output.h (add_weak): Add tree param.
4305 * varasm.c (add_weak): Likewise. Save decl.
4306 (struct weak_syms): Add decl field.
4307 (mark_weak_decls): New function.
4308 (init_varasm_once): ggc_add_root mark_weak_decls.
4309 (assemble_start_function): Use ASM_WEAKEN_DECL.
4310 (assemble_variable): Likewise.
4311 (assemble_alias): Likewise.
4312 (declare_weak): Pass decl to add_weak.
4313 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4314 (remove_from_pending_weak_list): Declare and define for
4316 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4317 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4318 * defaults.h (SUPPORTS_WEAK): Likewise.
4319 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4320 .weak for code sym. Do emit .size for descriptor sym.
4321 (ASM_DECLARE_FUNCTION_SIZE): Define.
4322 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4323 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4324 .lglobl unless TARGET_XCOFF. Formatting fixes.
4325 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4327 (HANDLE_PRAGMA_WEAK): Remove.
4328 (ASM_WEAKEN_LABEL): Remove.
4329 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4331 2002-03-01 Jason Merrill <jason@redhat.com>
4333 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4334 (TARGET_EXPR_CLEANUP): New macro.
4336 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4338 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4339 to take ptr_extend into account as third type of extension.
4340 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4341 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4342 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4343 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4344 * calls.c (precompute_arguments): Use new macro.
4345 (expand_call): Ditto.
4346 * combine.c (nonzero_bits): Ditto.
4347 (record_promoted_value): Ditto.
4348 * expr.c (store_expr): Ditto.
4349 (expand_expr): Ditto.
4350 * function.c (assign_parms): Ditto.
4352 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4354 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4355 override -shared and -shared-libgcc.
4357 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4359 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4361 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4364 2002-02-28 Richard Henderson <rth@redhat.com>
4366 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4367 4 cycle latency from MM producers.
4368 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4370 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4372 * mklibgcc.in: Don't use GNU make extension.
4374 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4376 * c-parse.in (STATIC): New terminal.
4377 (scspec): New non-terminal. Update productions accordingly.
4378 (program): Remove bogus ifc / end ifc.
4379 (array_declarator): Simplify production using STATIC.
4381 2002-02-28 Jim Meyering <meyering@lucent.com>
4383 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4384 \a still means TARGET_BELL.
4386 2002-02-28 Richard Henderson <rth@redhat.com>
4388 * haifa-sched.c (sched_emit_insn): New.
4389 (schedule_block): Use last_scheduled_insn to track last insn.
4390 * sched-int.h (sched_emit_insn): Prototype.
4391 * config/ia64/ia64.c (last_issued): Remove.
4392 (ia64_variable_issue): Don't set it.
4393 (nop_cycles_until): Use sched_emit_insn.
4395 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
4397 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
4400 2002-02-28 Kazu Hirata <kazu@hxi.com>
4402 * config/h8300/h8300.c: Fix formatting.
4403 * config/h8300/h8300.h: Likewise.
4405 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
4407 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
4408 which may overwrite the high byte of the frame pointer.
4410 2002-02-28 Bo Thorsen <bo@suse.de>
4412 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
4413 (STARTFILE_SPEC): Add 64 bit files.
4414 (ENDFILE_SPEC): Likewise.
4416 2002-02-28 Jason Merrill <jason@redhat.com>
4418 * c-decl.c (finish_function): Only warn about missing return
4419 statement with -Wreturn-type.
4421 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
4423 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
4425 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
4426 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
4428 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
4430 * basic-block.h (BB_REACHABLE): Renumber.
4431 (BB_DIRTY, BB_NEW): New flags.
4432 (clear_bb_flags): Declare.
4433 (update_life_info_in_dirty_blocks): Declare.
4434 * cfg.c (clear_bb_flags): New function.
4435 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
4436 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
4437 reorder_insns, emit_insn_after): Mark block as dirty.
4438 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
4439 (update_life_info_in_dirty_blocks): New function.
4440 * recog.c (apply_change_group): Dirtify block.
4442 * cse.c (cse_insn): Reorder emitting of jump insn to keep
4444 * gcse.c (delete_null_pointer_checks): Likewise.
4446 * toplev.c (dump_file_index): Move cse2 after bp,
4448 (dump_file_info): Similary.
4449 (rest_of_compilation): Avoid most of CFG rebuilds;
4450 do first if converision after null pointer checks, do cse2
4451 after branch prediction; avoid full liveness rebuild after
4452 initializing subregs.
4453 * invoke.texi (-d options): Document -du, renumber.
4455 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
4456 (notice_new_block): Do not set BB_UPDATE_LIFE.
4457 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
4458 merge_blocks_move_successor_nojumps, merge_blocks,
4459 try_crossjump_to_edge): Likewise.
4460 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
4461 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
4462 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
4463 (merge_of_block): Do not use life_data_ok.
4464 (find_if_case_1): Do not use SET_UPDATE_LIFE.
4465 (if_convert): Use BB_DIRTY mechanizm to update life.
4466 * lcm.c (optimize_mode_switching): Update
4467 update_life_info_in_dirty_blocks
4469 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4471 * Makefile.in (integrate.o): Update.
4472 * c-decl.c (copy_lang_decl): Rename.
4473 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4474 * integrate.c: Include langhooks.h.
4475 (copy_decl_for_inlining): Update to use langhook.
4476 * langhooks-def.h (lhd_do_nothing_t,
4477 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
4478 (LANG_HOOKS_INITIALIZER): Update.
4479 * langhooks.c (lhd_do_nothing_t): New.
4480 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
4481 * tree.h (copy_lang_decl): Remove.
4483 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4485 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
4487 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
4488 POST_DEC, and POST_MODIFY.
4490 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4492 * c-typeck.c (digest_init): Remove unused parameter; all
4495 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4497 * expmed.c (expand_shift): Correctly test for low part of a
4500 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4502 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4503 insn UIDs with insn addresses.
4505 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4507 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4508 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4509 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4510 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4511 gcc.c, toplev.c: Delete code implementing -traditional mode.
4513 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4514 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4515 Document removal of -traditional mode for compilation, and
4516 remove documentation only relevant to that mode.
4518 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4519 config/convex/convex.h, config/d30v/d30v.h,
4520 config/i386/dgux.h, config/i386/osf1elf.h,
4521 config/i386/osfelf.h, config/i386/osfrose.h,
4522 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4523 config/m68k/hp310.h, config/m88k/dgux.h,
4524 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4525 config/m88k/m88k.h, config/m88k/openbsd.h,
4526 config/mips/abi64.h, config/mips/osfrose.h,
4527 config/mips/svr4-5.h, config/mips/svr4-t.h,
4528 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4529 config/stormy16/stormy16.h: Remove all references to
4530 -traditional from target specs. Delete all mention of the
4531 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4532 delete a couple of commented-out definitions of
4533 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4536 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4537 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4539 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4541 * mklibgcc.in: Don't use \n in a line subject to
4542 interpretation by echo.
4544 2002-02-27 Graham Stott <grahams@redhat.com>
4546 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4549 * loop.c (prescan_loop): Handle PARALLEL.
4551 * unroll.c (loop_iterations): Return 0 if the add_val for
4554 * final.c (output_operand_lossage): Constify PFX_STR.
4556 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4558 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4560 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4561 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4563 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4565 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4567 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4569 * cpplex.c (_cpp_lex_token): Handle directives in macro
4571 * cpplib.c (_cpp_handle_directive): Save and restore state
4572 if parsing macro args when entering a directive.
4573 * cppmacro.c (collect_args): No need to handle directives
4575 (enter_macro_context, replace_args): Use the original macro
4576 definition in case it was redefined whilst collecting arguments.
4580 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4582 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4583 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4584 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4586 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4587 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4588 (load_toc_v4_PIC_2): Same.
4590 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4592 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4594 2002-02-26 Richard Henderson <rth@redhat.com>
4596 * config/alpha/alpha.md (ashldi_se): Re-enable.
4598 2002-02-26 Richard Henderson <rth@redhat.com>
4600 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4601 MODULE_LOCAL_P; improve commentary.
4603 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4605 * doc/cpp.texi: Clarify documentation of relationship between
4608 2002-02-26 Kazu Hirata <kazu@hxi.com>
4610 * config/h8300/h8300-protos.h: Update the prototype for
4611 compute_logical_op_length. Add the prototype for
4612 compute_logical_op_cc.
4613 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4615 (compute_logical_op_cc): New.
4616 * config/h8300/h8300.md: Combine all the logical op patterns
4617 in HImode and SImode. Use compute_logical_op_cc.
4619 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4621 * config/i386/i386.c (print_operand): Don't append ATT-style
4622 length suffixs to x87 opcodes when in Intel mode.
4624 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4626 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4627 (init_emit_once): Update calls.
4628 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4629 (init_syntax_once): Prototype.
4631 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4633 * pa-linux.h (LIB_SPEC): Update definition.
4634 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4636 2002-02-26 Richard Henderson <rth@redhat.com>
4638 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4639 if we emitted a stop bit.
4641 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4643 * configure.in (libgcc_visibility): Substitute.
4644 * configure: Rebuilt.
4645 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4646 defined symbols .hidden.
4648 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4650 * attribs.c (c_common_attribute_table): Add visibility.
4651 (handle_visibility_attribute): New function.
4652 * varasm.c (assemble_visibility): New function.
4653 * output.h (assemble_visibility): Add prototype.
4654 * tree.h (MODULE_LOCAL_P): Define.
4655 * crtstuff.c (__dso_handle): Use visibility attribute.
4656 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4657 for MODULE_LOCAL_P symbols too.
4658 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4659 MODULE_LOCAL_P symbols the same way as local symbols.
4660 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4661 into .sdata/.sbss by the user.
4662 * doc/extend.texi (Function Attributes): Document visibility
4665 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4668 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4669 STRING_CST initializer spanning the whole variable without
4671 If expand_expr returned MEM, don't use it.
4673 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4675 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4676 generate a die for the lexical block.
4678 2002-02-26 Kazu Hirata <kazu@hxi.com>
4680 * config/h8300/h8300-protos.h: Add a prototype for
4681 compute_logical_op_length.
4682 * config/h8300/h8300.c (compute_logical_op_length): New.
4683 * config/h8300/h8300.md (anonymous logical patterns): Use
4684 compute_logical_op_length for length.
4686 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4688 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4690 (gen_type_die): Same.
4692 * attribs.c (handle_vector_size_attribute): Set debug information.
4694 2002-02-26 Daniel Egger <degger@fhm.edu>
4696 * config/rs6000/rs6000.md: Swap define_insn attributes to
4697 fix incorrect generation of merge high instructions instead
4700 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4702 * c-typeck.c (really_start_incremental_init): Use
4703 bitsize_zero_node for vectors.
4705 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4707 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4708 ("*set_vrsave_internal"): Same.
4710 2002-02-25 Richard Henderson <rth@redhat.com>
4712 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4713 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4715 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4718 * config/i386/i386.c (ix86_return_pops_args): Only pop
4719 fake structure return argument if it was passed on the stack.
4721 2002-02-25 Jason Merrill <jason@redhat.com>
4723 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4726 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4728 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4729 link with shared_name only.
4730 * doc/invoke.texi (Link Options): Document new behavior.
4732 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4734 * c-typeck.c (push_init_level): Handle vectors.
4736 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4738 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4739 operands of SPARC_SETHI_P.
4740 (input_operand): Likewise.
4741 (sparc_emit_set_const32): Likewise.
4742 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4743 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4744 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4745 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4746 (movdi_insn_sp64_vis): Likewise.
4747 (movdi split, movdf split): Use SETHI32.
4748 * doc/md.texi: Document SPARC constraints L, M and N.
4750 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4752 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4753 ("*set_vrsave_internal"): use mfspr for Darwin.
4755 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4756 gen_get_vrsave_internal.
4758 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4760 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4762 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4764 * cpplex.c (cpp_interpret_charconst): Get signedness or
4765 otherwise of wide character constants correct.
4766 * cppexp.c (lex): Get signedness of wide charconsts correct.
4768 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4770 * optabs.c (widen_operand): Only call convert_modes for
4771 promoted SUBREG if signedness matches.
4772 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4774 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4776 * cpplib.c (glue_header_name): Use local buffer to build up
4779 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4781 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4783 2002-02-23 Kazu Hirata <kazu@hxi.com>
4785 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4786 H8/300[HS] separately.
4787 * config/h8300/h8300.md: Remove the early clobber constraint
4788 from bit field patterns.
4790 2002-02-23 Kazu Hirata <kazu@hxi.com>
4792 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4794 (mulhisi3): Likewise.
4795 (umulqisi3): Likewise.
4796 (umulhisi3): Likewise.
4798 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4800 * cppinit.c (output_deps): Correct test for stdout output.
4801 (init_dependency_output): Cure warning.
4803 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4805 * expr.c (store_expr): When converting expression to promoted
4806 equivalent type, allow using SUBREG_REG of TARGET as the target
4807 of the expansion of EXP.
4808 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4809 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4810 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4811 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4812 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4814 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4816 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4817 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4818 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4820 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4822 PR optimization/5747
4823 * loop.c (scan_loop): Update reg info if move_movables created new
4826 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4828 * gcc.c (init_gcc_spec): Revert last change.
4830 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4832 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4833 gpc_reg_operand constraint.
4835 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4837 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4838 Simplify comparison of `low'.
4839 (add_operand): Fix formatting.
4840 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4841 (mask_operand): Disallow mask to wrap in 64-bit mode.
4842 (rs6000_stack_info): Remove redundant test setting push_p.
4843 (output_toc): Fix formatting.
4844 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4845 cc_reg_not_cr0_operand constraint.
4846 (booldi3, boolcdi3 splitters): Same.
4848 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4850 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4852 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4854 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4855 gcc invoked with -shared-libgcc.
4857 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4860 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4861 decl if any of elements was TREE_USED.
4863 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4865 * config/sparc/sol2.h: Don't include sys/mman.h.
4866 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4867 (arith_4096_operand): Don't throw high bits away.
4868 (const64_operand): Take sign extension of CONST_INTs into account.
4869 (const64_high_operand, sparc_emit_set_const32): Likewise.
4870 (GEN_HIGHINT64): Likewise.
4871 (sparc_emit_set_const64_quick1): Likewise.
4872 (const64_is_2insns): Likewise.
4873 (print_operand): Use trunc_int_for_mode for sign extension.
4874 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4875 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4876 chars. Assume CONST_INT is already properly sign-extended.
4877 (movdi split): Sign-extend each SImode part.
4878 (andsi3 split): Don't mask high bits off, so that result
4879 remains properly sign-extend.
4880 (iorsi3 split): Likewise.
4881 (xorsi3 split): Likewise.
4883 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4885 * fold-const.c (fold): Fix typo in comments.
4887 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4889 * Makefile.in (langhooks.o): Update dependencies.
4891 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4893 * langhooks.c: Include flags.h.
4895 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4897 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4899 * c-common.c (c_common_post_options): Set inline trees by
4902 * doc/extend.texi (Function Attributes): Document always_inline
4904 Update documentation about inlining when not optimizing.
4906 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4908 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4909 unless DECL_ALWAYS_INLINE.
4911 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4912 unless DECL_ALWAYS_INLINE.
4913 (c_disregard_inline_limits): Disregard if always_inline set.
4915 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4916 Disregard if always_inline set.
4917 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4918 unless DECL_ALWAYS_INLINE.
4920 * attribs.c (handle_always_inline_attribute): New.
4921 (c_common_attribute_table): Add always_inline.
4923 * config/rs6000/altivec.h: Add prototypes for builtins
4924 requiring the always_inline attribute.
4926 2002-02-21 Eric Christopher <echristo@redhat.com>
4928 * expmed.c (store_bit_field): Try to simplify the subreg
4929 before generating a new one when when the mode size of
4930 value is less than maxmode.
4932 2002-02-21 Richard Henderson <rth@redhat.com>
4934 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4935 than gen_rtx_PLUS to form the sum.
4936 * explow.c (force_reg): Rearrange to not allocate new pseudo
4937 when force_operand returns a register.
4938 * expr.c (expand_assignment): Allow offset_rtx expansion to
4939 return a sum. Do not force addresses into registers.
4940 (expand_expr): Likewise.
4941 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4942 to canonicalize arithmetic that didn't simpify.
4943 (simplify_plus_minus): New argument force; update
4944 all callers. Don't split CONST unless we can do something with it,
4945 and wouldn't lose the constness of the operands.
4947 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4948 that we generated earlier.
4950 2002-02-21 Tom Tromey <tromey@redhat.com>
4952 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4953 (output_line_info): Use constant `1', with a long explanatory
4955 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4957 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4959 * jump.c (redirect_jump): If old label has no UID, don't try to
4962 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4964 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4965 If input is constant, do shifts at compile time.
4967 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4969 * doc/extend.texi: Fix some more overfull hboxes.
4971 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4973 PR optimization/4994
4974 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4977 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4980 * expr.h (expand_and): Add mode argument.
4981 * expmed.c (expand_and): Add mode argument.
4982 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4983 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4984 * except.c (expand_builtin_extract_return_addr): Likewise.
4985 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4986 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4987 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4988 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4989 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4990 gen_rtx (CONST_INT, VOIDmode, x).
4992 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4995 * stmt.c (warn_if_unused_value): Move side effects test once more.
4997 2002-02-20 Torbjorn Granlund <tege@swox.com>
4999 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
5000 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
5002 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
5004 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
5005 SUBREG or ZERO_EXTEND.
5007 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
5009 * sh.h (current_function_anonymous_args): Remove.
5010 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
5011 of current_function_varargs and current_function_stdarg is set.
5012 * sh.c (sh_expand_prologue): Check current_function_varargs /
5013 current_function_stdarg / TARGET_SH5 instead of
5014 current_function_anonymous_args.
5016 * sh64.h (TARGET_VERSION): Define.
5018 2002-02-20 David Edelsohn <edelsohn@gnu.org>
5020 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
5021 VRSAVE_REGNO on TARGET_ALTIVEC.
5023 2002-02-20 Alan Modra <amodra@bigpond.net.au>
5025 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
5026 bits of SImode const_int.
5027 (includes_rshift_p): Likewise.
5028 (print_operand): Call mask_operand and mask64_operand with correct
5030 (rs6000_output_function_epilogue): Pad traceback table to word.
5031 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
5032 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
5033 mask64_operand with correct mode.
5034 (FUNCTION_ARG_REGNO_P): Correct parentheses.
5036 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5039 * varasm.c (get_pool_constant_mark): New.
5040 * rtl.h (get_pool_constant_mark): Add prototype.
5041 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
5042 be represented if it has not been output.
5044 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5046 * combine.c (do_SUBST): Sanity check substitutions of
5047 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
5048 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
5049 CONST_INT into its operand.
5050 (known_cond): Likewise, for ZERO_EXTEND.
5051 * simplify-rtx.c (simplify_unary_operation): Fix condition to
5052 allow for simplification of wide modes. Reject CONST_INTs in
5053 ZERO_EXTEND when their actual mode is not given.
5055 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5057 * c-decl.c (pushdecl): If no global declaration is found for an
5058 extern declaration in block scope, try a limbo one.
5060 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5063 * c-common.c (pointer_int_sum): Moved from...
5064 * c-typeck.c (pointer_int_sum): ...here.
5065 * c-common.h (pointer_int_sum): Add prototype.
5067 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5070 * c-decl.c (duplicate_decls): Return 0 if issued error about
5073 2002-02-20 Roger Sayle <roger@eyesopen.com>
5074 Jakub Jelinek <jakub@redhat.com>
5077 * tree.c (host_integerp): Ensure that the constant integer is
5078 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
5079 when pos is zero or non-zero respectively. Clarify comment.
5080 * c-format.c (check_format_info_recurse): Fix host_integerp
5081 usage; the pos argument should be zero when assigning to a
5082 signed HOST_WIDE_INT.
5084 2002-02-20 Richard Henderson <rth@redhat.com>
5086 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
5087 of the operand, rather than assuming TImode.
5088 (ix86_expand_binop_builtin): Cope with commutative patterns
5089 using nonimmediate_operand for both operands.
5090 (ix86_expand_timode_binop_builtin): Likewise.
5091 (ix86_expand_store_builtin): Validate operand 1.
5092 (ix86_expand_unop1_builtin): Likewise.
5094 2002-02-20 Philip Blundell <philb@gnu.org>
5097 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
5099 2002-02-20 Richard Henderson <rth@redhat.com>
5102 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
5104 2002-02-20 Tom Tromey <tromey@redhat.com>
5106 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5107 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5108 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5109 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5110 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
5113 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
5115 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
5116 for (const_int 0) in X not just INTVAL.
5118 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
5120 * doc/extend.texi: Avoid or reduce overfull hboxes.
5122 2002-02-20 Diego Novillo <dnovillo@redhat.com>
5124 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
5125 operations if the field does not start at a mode boundary.
5127 2001-02-20 Joel Sherrill <joel@OARcorp.com>
5129 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
5130 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
5131 Also done for -Acpu and -Amachine.
5133 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
5135 * cppinit.c (init_dependency_output): Take deps output file
5136 from -o if none given with -MF. Suppress normal output.
5137 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5138 * doc/cpp.texi, doc/invoke.texi: Update.
5140 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5142 * toplev.c (output_quoted_string): Write unprintable
5143 characters with octal escapes.
5145 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5147 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
5148 really_call_used[VRSAVE_REGNO] if not Altivec.
5150 2002-02-19 Alan Modra <amodra@bigpond.net.au>
5152 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
5154 (constant_pool_expr_1): Fix formatting.
5155 (rs6000_legitimize_reload_address): Likewise.
5157 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5159 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
5160 now that we have one.
5162 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5164 * tree.h (struct tree_common): Remove aux. Add unused_0 at
5165 end of first block of bitfields (which was only seven bits);
5166 rename dummy to unused_1; remove comment which is no longer true.
5168 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5170 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
5172 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5175 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
5179 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
5180 arm_is_longcall_p rather than inspecting call-type cookie
5182 (call_value_insn) [TARGET_THUMB]: Likewise.
5184 2002-02-19 Graham Stott <grahams@redhat.com>
5186 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
5188 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5190 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
5191 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
5192 (FP_SAVE_INLINE): Delete.
5194 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
5195 * config/rs6000/eabi.asm: Remove ABI save restore routines.
5196 * config/rs6000/t-ppccomm: Build crtsavres.o.
5197 * config/rs6000/crtsavres.asm: New file.
5199 2002-02-19 Philip Blundell <philb@gnu.org>
5201 * config/arm/arm.c (use_return_insn): Don't reject interrupt
5203 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
5204 (output_return_instruction): Allow interrupt functions to return with
5205 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
5206 (arm_expand_prologue): Subtract 4 before stacking LR in an
5209 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5211 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
5212 decl, not just FUNCTION_DECL.
5213 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
5214 (arm_assemble_integer): Likewise.
5215 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
5218 2002-02-19 matthew green <mrg@eterna.com.au>
5220 * config.gcc (sparc-*-netbsdelf*): Enable target.
5221 (sparc64-*-netbsd*): New target.
5222 * config/sparc/netbsd-elf.h: New file.
5223 * config/sparc/t-netbsd64: New file.
5225 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5227 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
5229 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
5231 * doc/invoke.texi: explicitly list the style guidelines that
5232 -Weffc++ checks for.
5234 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
5236 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
5238 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
5241 * gcc.c (cpp_unique_options): Treat -o as indicating object file
5242 only if not -E. If -E, pass -o through to the preprocessor.
5244 2002-02-19 Kazu Hirata <kazu@hxi.com>
5246 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
5247 register number with an appropriate macro.
5249 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5251 * doc/rtl.texi (Constants): Close @code tag.
5253 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
5255 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
5256 ("mmx_uavgv4hi3"): Same.
5257 ("pmulhrwv4hi3"): Same.
5259 * tree-inline.c (walk_tree): Handle vectors.
5261 * c-common.c (constant_expression_warning): Handle vectors.
5262 (overflow_warning): Same.
5264 * sched-deps.c (sched_analyze_2): Handle vectors.
5266 * rtlanal.c (rtx_unstable_p): Handle vectors.
5267 (rtx_varies_p): Same.
5268 (count_occurrences): Same.
5269 (regs_set_between_p): Same.
5270 (modified_between_p): Same.
5271 (modified_in_p): Same.
5272 (volatile_insn_p): Same.
5273 (volatile_refs_p): Same.
5274 (side_effects_p): Same.
5276 (inequality_comparisons_p): Same.
5277 (replace_regs): Same.
5278 (computed_jump_p_1): Same.
5280 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
5282 (inner_mode_array): New.
5283 (copy_rtx): Handle vectors.
5284 (copy_most_rtx): Same.
5285 (rtx_equal_p): Same.
5286 (get_mode_alignment): Adjust for vectors.
5288 * resource.c (mark_referenced_resources): Handle vectors.
5289 (mark_set_resources): Same.
5291 * reload1.c (eliminate_regs): Handle vectors.
5292 (elimination_effects): Same.
5293 (scan_paradoxical_subregs): Same.
5295 * reload.c (subst_reg_equivs): Handle vectors.
5297 * regrename.c (scan_rtx): Handle vectors.
5299 * regclass.c (reg_scan_mark_refs): Handle vectors.
5301 * recog.c (find_single_use_1): Handle vectors.
5303 * local-alloc.c (equiv_init_varies_p): Handle vectors.
5304 (contains_replace_regs): Same.
5305 (memref_referenced_p): Same.
5307 * integrate.c (copy_rtx_and_substitute): Handle vectors.
5308 (subst_constants): Same.
5310 * genattrtab.c (attr_copy_rtx): Handle vectors.
5311 (encode_units_mask): Same.
5312 (clear_struct_flag): Same.
5313 (count_sub_rtxs): Same.
5315 * gcse.c (want_to_gcse_p): Handle vectors.
5316 (oprs_unchanged_p): Same.
5317 (hash_expr_1): Same.
5318 (oprs_not_set_p): Same.
5319 (expr_killed_p): Same.
5320 (compute_transp): Same.
5321 (store_ops_ok): Same.
5323 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5325 (fixup_var_refs_1): Same.
5326 (instantiate_virtual_regs_1): Same.
5328 * fold-const.c (operand_equal_p): Handle vectors.
5330 (rtl_expr_nonnegative_p): Same.
5332 * flow.c (mark_used_regs): Handle vectors.
5334 * df.c (df_uses_record): Handle vectors.
5336 * cselib.c (cselib_subst_to_values): Handle vectors.
5337 (cselib_mem_conflict_p): Same.
5340 * cse.c (canon_reg): Handle vectors.
5342 (cse_process_notes): Same.
5343 (count_reg_usage): Same.
5346 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5348 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5350 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5351 (gen_rtx): Handle CONST_VECTOR.
5352 (gen_const_vector_0): New.
5353 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5354 (reset_used_flags): Same.
5355 (copy_insn_1): Same.
5356 (initializer_constant_valid_p): Handle VECTOR_CST.
5358 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5360 * doc/rtl.texi (Constants): Document const_vector.
5361 (CONST0_RTX): Update for vectors.
5362 (RTL sharing): Same.
5364 * print-tree.c (print_node): Add case for VECTOR_CST.
5366 * tree.h (TREE_VECTOR_CST_ELTS): New.
5367 (struct tree_vector): New.
5368 (union tree_node): Add vector node.
5369 (build_vector): Add prototype.
5371 * tree.def (VECTOR_CST): New.
5373 * tree.c (build_vector): New.
5375 * expmed.c (make_tree): Handle CONST_VECTOR.
5377 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5378 (CONST_VECTOR_ELT): New.
5379 (CONST_VECTOR_NUNITS): New.
5381 * machmode.h (GET_MODE_INNER): New.
5382 (DEF_MACHMODE): Accept 8th arg.
5384 * machmode.def: Add 8th argument for vector inner mode.
5385 Add inner vector modes for vectors.
5387 * rtl.def (VEC_CONST): Remove.
5388 (CONST_VECTOR): New.
5390 * expr.c (clear_storage): Allow vectors.
5391 (is_zeros_p): Handle VECTOR_CST.
5393 * varasm.c (output_constant_pool): Handle vectors.
5394 (rtx_const): Add veclo and vechi fields.
5395 (kind): Add RTX_VECTOR.
5396 (decode_rtx_const): Add case for vector.
5398 * config/rs6000/rs6000-protos.h: Add zero_constant.
5400 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
5401 constants. Force easy vector constants into memory.
5402 (easy_vector_constant): New.
5403 (emit_easy_vector_constant): New.
5404 (rs6000_legitimize_reload_address): Do not generate bad reloads on
5407 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
5409 ("altivec_lvxl"): Same.
5410 (altivec_lvebx): Same.
5411 (altivec_lvehx): Same.
5412 (altivec_lvewx): Same.
5413 ("*movv4si_const0"): New.
5414 ("*movv4sf_const0"): New.
5415 ("*movv8hi_const0"): New.
5416 ("*movv16qi_const0"): New.
5418 2002-02-18 Kazu Hirata <kazu@hxi.com>
5420 * config/h8300/h8300.c (notice_update_cc): Use
5423 2002-02-18 Kazu Hirata <kazu@hxi.com>
5425 * config/h8300/h8300.md (divmod patterns): Change the
5426 constraints for operands[1] to register_operand.
5428 2002-02-18 Kazu Hirata <kazu@hxi.com>
5430 * config/h8300/h8300-protos.h: Remove the prototype for
5432 * config/h8300/h8300.c (p_operand): Remove.
5433 * config/h8300/h8300.md: Replace p_operand with
5436 2002-02-18 Philip Blundell <pb@nexus.co.uk>
5438 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
5440 (output_return_instruction): Allow use of LDR to unstack
5441 return addresss even for interrupt handlers or when
5442 interworking. If compiling for ARMv5, use interworking-safe
5443 return instructions by default. Remove duplicated code and
5444 lengthy "strcat" sequences.
5446 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5448 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
5449 (LINK_EH_SPEC): Define.
5450 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
5452 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5454 * config/s390/s390.c (s390_emit_prologue): Do not set the
5455 frame_related flag for call-clobbered registers.
5457 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
5459 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
5460 (construct_container): Fix handling of SSE operands.
5461 (ix86_expand_builtin): Fix handling of 64bit pointers.
5462 (mmx_maskmovq_rex): New pattern.
5464 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
5466 * regrename.c (kill_set_value): Handle subregs properly.
5468 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
5470 * objc/objc-act.c (handle_impent): Remove leading '*'
5471 from objc_class_name.
5473 2002-02-17 Richard Henderson <rth@redhat.com>
5475 * config/alpha/alpha.c (some_small_symbolic_operand,
5476 some_small_symbolic_operand_1, split_small_symbolic_operand,
5477 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
5478 Handle small SYMBOL_REFs anywhere, not just inside memories.
5479 * config/alpha/alpha-protos.h: Update.
5480 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5481 * config/alpha/alpha.md (small symbolic operand splitter): Update.
5483 2002-02-17 Roland McGrath <roland@frob.com>
5485 * config.gcc (powerpc-*-gnu-gnualtivec*,
5486 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
5487 * config/rs6000/gnu.h: New file.
5488 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
5489 Grok "gnu" in rs6000_abi_name.
5490 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5491 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5492 Grok -mcall-gnu analogous to -mcall-linux et al.
5493 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5494 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5495 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5497 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5500 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5503 2002-02-17 Philipp Thomas <pthomas@suse.de>
5505 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5506 ENDFILE_SPEC before (re)defining them.
5508 2002-02-17 Kazu Hirata <kazu@hxi.com>
5510 * config/h8300/h8300.c: Fix formatting.
5511 * config/h8300/h8300.h: Likewise.
5513 2002-02-17 Philipp Thomas <pthomas@suse.de>
5515 * doc/tm.texi: Explain why empty strings should not be
5516 marked for translation.
5518 2002-02-17 Philipp Thomas <pthomas@suse.de>
5520 * final.c (output_operand_lossage): Changed to accept
5521 printf style arguments. Change calls where necessary.
5522 * output.h (output_operand_lossage): Change declaration
5523 accordingly. Update copyright.
5524 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5525 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5526 Update copyright date where necessary.
5528 * config/i386/i386.c (print_operand): Likewise. Remove use of
5531 * config/cris/cris.c (cris_operand_lossage): Likewise.
5532 Rename parameter so that exgettext recognizes it as
5533 translatable message.
5534 (LOSE_AND_RETURN): Rename parameter to msgid.
5536 2002-02-17 Kazu Hirata <kazu@hxi.com>
5538 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5539 hard coded register number with an appropriate macro.
5540 (HARD_REGNO_MODE_OK): Likewise.
5541 (ARG_POINTER_REGNUM): Likewise.
5542 (STATIC_CHAIN_REGNUM): Likewise.
5543 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5544 * config/h8300/h8300.md (define_constants): Define more
5547 2002-02-17 Philipp Thomas <pthomas@suse.de>
5549 * config/i386/i386.h: Don't mark empty strings for translation.
5551 2002-02-16 H.J. Lu <hjl@gnu.org>
5553 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5555 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5557 * cppinit.c (merge_include_chains): Check for brack being
5558 NULL before attempting to merge it with qtail.
5560 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5562 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5565 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5567 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5569 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5571 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5572 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5573 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5575 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5577 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5578 now only if !TARGET_FIX.
5579 (*movsi_nt_vms_fix): New pattern.
5581 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5583 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5584 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5585 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5586 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5587 (alpha_start_function, alpha_expand_epilogue): Likewise.
5588 (unicosmk_gen_dsib): Likewise.
5590 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5592 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5594 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5596 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5597 check_and_change_labels, s390_final_chunkify): Delete.
5598 (s390_split_branches, s390_chunkify_pool): New functions.
5599 (s390_function_prologue): Call them.
5601 * config/s390/s390.h (S390_REL_MAX): Delete.
5602 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5604 * config/s390/s390.md (cjump, icjump, jump): Fix length
5605 attribute calculation.
5608 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5610 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5611 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5613 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5615 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5616 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5617 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5619 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5621 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5623 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5625 * reload.c (find_dummy_reload): Check that an output register
5626 is valid for its mode.
5628 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5630 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5633 * function.c (assign_parms): Demote promoted argument passed by
5634 transparent reference.
5636 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5638 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5639 -Acpu() and -Amachine() to eliminate warnings.
5641 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5643 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5645 2002-02-14 Kazu Hirata <kazu@hxi.com>
5647 * config/h8300/h8300-protos.h: Update the prototype for
5649 * config/h8300/h8300.c (const_costs): Treat SET as a little
5650 more expensive operation.
5651 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5652 reference to const_costs.
5654 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5656 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5658 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5661 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5662 use arguments from newtype.
5664 2002-02-13 Eric Christopher <echristo@redhat.com>
5666 * config/mips/mips.c (override_options): Add check for march/mipsX
5667 on the same command line. Fix error message in cpu processing.
5668 Remove architecture and ISA checks.
5670 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5672 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5674 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5676 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5678 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5680 ("*movv8hi_internal1"): Same.
5681 ("*movv16qi_internal1"): Same.
5682 ("*movv4sf_internal1"): Same.
5684 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5685 not push_reload for altivec modes.
5687 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5689 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5690 all RTEMS targets including removal of #includes from config/*/rtems*.h
5691 file and adding them to tm_file setting. Added xm_defines=POSIX to
5693 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5694 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5695 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5696 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5697 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5698 config/m68k/rtemself.h: Ditto.
5699 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5700 config/mips/rtems64.h: Ditto.
5701 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5702 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5704 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5705 config/sparc/rtemself.h: Ditto.
5706 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5707 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5708 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5710 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5711 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5712 target made more similar to i386-elf.
5713 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5714 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5715 be similar to config/m68k/t-m68kelf.
5716 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5718 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5720 * regmove.c (kill_value): Handle subregs.
5722 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5724 * i386.md (mul patterns): Allow memory operand to be first;
5725 add expanders where needed; fix constraints.
5726 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5727 Allow memory operand to be the first.
5729 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5732 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5735 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5738 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5740 PR optimization/5547:
5741 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5742 all valid IA-32 address modes involving non-scaled %ebx and
5743 GOT/GOTOFF as displacement.
5745 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5747 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5748 after emitting ltorg insns.
5750 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5751 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5752 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5753 *abssf2): Fix "op_type" attribute.
5755 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5757 * mkconfig.sh: Avoid using a subshell redirect.
5758 ($output.T): Change to $(output)T.
5759 (ENABLE_NLS): Remove unneeded undef.
5761 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5762 * config/alpha/x-vms (libsubdir): Define.
5764 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5765 register frame procedures. Optimize retrieving context.
5767 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5768 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5769 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5771 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5773 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5774 Make same change as for find_base_value.
5776 2002-02-13 Kazu Hirata <kazu@hxi.com>
5778 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5779 of QImode and SImode.
5781 2002-02-13 Kazu Hirata <kazu@hxi.com>
5783 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5784 length computation of movsi.
5785 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5787 2002-02-13 Kazu Hirata <kazu@hxi.com>
5789 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5790 operands[2] to register_operand.
5792 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5794 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5796 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5798 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5799 for altivec_lvx* and altivec_stvx*.
5800 ("*movv4si_internal"): Add constraint for loading from GPRs.
5801 ("*movv8hi_internal1"): Same.
5802 ("*movv16qi_internal1"): Same.
5803 ("*movv4sf_internal1"): Same.
5805 * config/rs6000/rs6000.c (altivec_register_operand): New.
5807 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5808 altivec_register_operand.
5810 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5812 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5815 2002-02-13 Stan Shebs <shebs@apple.com>
5817 * c-typeck.c (digest_init): Handle vectors.
5818 (really_start_incremental_init): Same.
5819 (pop_init_level): Same.
5820 (process_init_element): Same.
5822 * varasm.c (output_constant): Same.
5824 * expr.c (clear_storage): Same.
5825 (store_constructor): Same.
5827 2002-02-12 Eric Christopher <echristo@redhat.com>
5829 * explow.c (hard_function_value): Add comment explaining
5830 signed/unsigned comparison.
5832 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5834 * jump.c (never_reached_warning): Add finish argument.
5835 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5836 real insn after end.
5837 * rtl.h (never_reached_warning): Adjust prototype.
5838 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5839 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5840 never_reached_warning.
5842 2002-02-12 Graham Stott <grahams@redhat.com>
5844 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5846 2002-02-12 Kazu Hirata <kazu@hxi.com>
5848 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5849 logical shifts on H8/300.
5850 (shift_alg_si): Improve several shifts on H8/300.
5851 (get_shift_alg): Likewise.
5853 2002-02-12 Graham Stott <grahams@redhat.com>
5855 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5857 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5859 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5860 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5862 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5864 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5865 non-CONST_INT through default_assemble_integer.
5866 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5867 <case 8>: Abort for CONST_DOUBLE.
5869 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5871 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5873 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5874 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5876 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5878 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5880 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5882 * regrename.c (regrename_optimize): Don't accept a
5883 part-clobbered register if the replaced register is not part
5886 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5887 take padding into account when computing the argument value.
5889 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5891 * combine.c (try_combine): Apply substitutions in
5892 CALL_INSN_FUNCTION_USAGE too.
5894 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5896 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5897 __builtin_altivec_abs*.
5900 * config/rs6000/rs6000.h (rs6000_builtins): Add
5901 ALTIVEC_BUILTIN_ABS*.
5903 * config/rs6000/altivec.h: Use const char for builtins expecting
5905 (vec_abs): New versions for C and C++.
5908 2002-02-10 Kazu Hirata <kazu@hxi.com>
5910 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5913 2002-02-10 Kazu Hirata <kazu@hxi.com>
5915 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5916 constant definition from h8300.md.
5917 (FRAME_POINTER_REGNUM): Likewise.
5918 * config/h8300/h8300.md (define_constants): Add FP_REG.
5920 2002-02-10 Kazu Hirata <kazu@hxi.com>
5922 * config/h8300/h8300.c (print_operand): Remove redundant code.
5924 2002-02-10 Kazu Hirata <kazu@hxi.com>
5926 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5927 * config/h8300/h8300.c (byte_reg): Make it static.
5929 2002-02-10 Richard Henderson <rth@redhat.com>
5932 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5934 2002-02-10 Richard Henderson <rth@redhat.com>
5937 * tree.c (append_random_chars): Don't abort if main_input_filename
5940 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5942 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5944 2002-02-10 Kazu Hirata <kazu@hxi.com>
5946 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5947 (pushhi1): Likewise.
5949 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5951 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5952 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5954 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5956 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5958 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5960 2002-02-09 Kazu Hirata <kazu@hxi.com>
5962 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5963 a half of an SImode register on H8/300.
5965 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5967 * i386.md (movdi_2): Add missing '!'.
5969 2002-02-09 Kazu Hirata <kazu@hxi.com>
5971 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5974 2002-02-09 Kazu Hirata <kazu@hxi.com>
5976 * config/h8300/h8300.md (length): Correct the distance valid
5977 for the short branch.
5979 2002-02-09 Kazu Hirata <kazu@hxi.com>
5981 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5983 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5985 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5986 registers in SImode.
5987 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5990 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5993 Contribute sh64-elf.
5994 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5995 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5996 (sh_cannot_modify_jumps_p): New function.
5997 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5998 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5999 (sh_ms_bitfield_layout_p): New function.
6000 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
6001 Zack Weinberg <zack@codesourcery.com>
6002 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
6003 expand_simple_binop instead of expand_binop.
6004 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
6005 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
6006 use of .quad and .uaquad.
6007 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
6008 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
6009 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6010 * config/sh/sh.md (movdi_const, movdi_const_32bit,
6011 movdi_const_16bit): Make sure all CONSTs have modes.
6012 (sym2PIC): Ditto, but by adjusting all callers.
6013 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
6014 if the prologue calls the SHmedia argument decoder or register
6016 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6017 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
6018 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
6019 (sh_expand_epilogue): Don't emit USE of return target register.
6020 (prepare_move_operands): Legitimize DImode PIC addresses.
6021 (sh_media_register_for_return): Skip tr0, used to initialize the
6023 (sh_expand_prologue): Remove explicit USE of return register.
6024 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
6025 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
6026 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
6027 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
6028 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
6030 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
6031 (MOVI_SHORI_BASE_OPERAND_P): New.
6032 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
6033 (EXTRA_CONSTRAINT_T): Define in terms of them.
6034 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
6035 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
6036 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
6037 alternatives supporting TARGET_REGS.
6038 (UNSPEC_GOTPLT): New constant.
6039 (movdi split): Move incrementing of LABEL_NUSES...
6040 (movdi_const, movdi_const_32bit): Here. Use
6041 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
6042 (movdi_const_16bit): New.
6043 (call, call_value) [flag_pic]: Use GOTPLT.
6044 (call_pop, call_value_pop): New expands.
6045 (call_pop_compact, call_pop_rettramp): New insns.
6046 (call_value_pop_compact, call_value_pop_rettramp): New insns.
6047 (sibcall) [flag_pic]: Use GOT.
6048 (builtint_setjmp_receiver): Remove bogus, unused expand.
6049 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
6050 (*pt, *ptb, ptrel): New insns.
6051 (sym2GOT): Handle DImode GOT.
6052 (sym2GOTPLT, symGOTPLT2reg): New expands.
6053 (sym2PIC): New expand.
6054 (shcompact_return_tramp): Use GOTPLT to return trampoline.
6055 (shcompact_return_tramp_i): Use return register explicitly.
6056 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
6057 disable flag_reorder_blocks.
6058 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6059 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
6060 clobbers, for clarity.
6061 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
6062 restoring of r0 in macl as MAYBE_DEAD.
6063 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
6064 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
6065 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
6066 alter_subreg all over.
6067 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
6068 reload, instead of emitting instructions that would require
6070 (casesi_load_media): Add missing modes.
6071 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
6072 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
6073 as used if the argument decoder is called.
6074 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6075 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
6076 Pmode, then extend it to DImode if necessary.
6077 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6078 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
6079 constants in FPU-enabled SHmedia, let them be loaded from memory.
6080 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6081 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
6082 Adjust whitespace in assembly output templates.
6083 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6084 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
6085 mode of if_then_else.
6086 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
6087 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
6089 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
6090 Joern Rennecke <amylaar@redhat.com>
6091 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
6092 (SUBTARGET_CPP_PTR_SPEC): New.
6093 (SUBTARGET_CPP_SPEC): Remove.
6094 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6095 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6096 Fix typo in previous checkin.
6097 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
6098 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
6099 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
6100 Alexandre Oliva <aoliva@redhat.com>
6101 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
6102 what single FP register can hold for SHmedia target.
6103 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6104 Alexandre Oliva <aoliva@redhat.com>
6105 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6106 Do not split into SUBREG.
6107 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
6108 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
6109 and added new functions as specified in SH5 ABI r9.
6110 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
6111 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
6113 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
6114 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
6115 gen_consttable_4 and gen_consttable_8. Emit multiple labels
6116 and consttable_window_ends.
6117 2001-06-03 Graham Stott <grahams@redhat,com>
6118 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
6119 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
6120 * config/sh/sh.c (print_operand): Handle floating-point pair,
6121 vector and matrix registers.
6122 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
6123 vector modes into account.
6124 * config/sh/sh.md (movv2sf): Split move between registers into
6126 (movv4sf, movv16sf): Introduce insns that get split only after
6128 * config/sh/shmedia.h: Fix Copyright dates.
6129 * config/sh/ushmedia.h: Likewise. Move loop counter
6130 declarations into conditionals that uses them.
6131 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
6133 * config/sh/sshmedia.h: Fix Copyright dates.
6134 (sh_media_PUTCFG): Fix constraints.
6135 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
6136 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
6137 ptrmemfunc_vbit_in_delta for SH5.
6138 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
6139 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
6140 * invoke.texi: Likewise.
6141 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
6142 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
6143 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
6144 GCC_pop_shmedia_regs_nofpu): New global symbols.
6145 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
6146 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
6147 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
6148 compact function with nonlocal labels.
6149 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
6150 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
6151 (initial_elimination_offset): Account for their stack space.
6152 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
6153 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
6154 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
6155 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
6156 least one of the operands to be a register.
6157 (movv2sf): Likewise. Renamed to movv2sf_i.
6158 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
6159 prepare_move_operands() before emitting SHmedia insns.
6160 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6161 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
6162 Don't save nor initialize r12. Don't mis-align the stack.
6163 Pad the code with a nop.
6164 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
6166 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
6167 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
6168 [__SHMEDIA__]: Implement.
6169 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
6170 * config/sh/sh.md: Set latency of `pt' closer to reality.
6171 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
6172 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
6173 Set move, load and store type attributes.
6174 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
6175 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
6177 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
6178 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
6179 * config/sh/sh.c (sh_media_register_for_return): New function.
6180 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
6181 branch-target register.
6182 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
6183 * config/sh/sh.md (return_media_i): Use any call-clobbered
6184 branch-target register.
6185 (return_media): If r18 wasn't copied in the prologue, copy it
6187 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
6188 Clear class FP0_REGS.
6189 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
6191 2001-03-08 DJ Delorie <dj@redhat.com>
6192 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
6193 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6194 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
6195 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6196 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
6197 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
6198 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
6199 return value correctly for call_cookie.
6200 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6201 * config/sh/crt1.asm (start): Modified so as to call
6202 ___setup_argv_and_call_main.
6203 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
6204 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
6206 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
6207 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
6208 (STRIP_NAME_ENCODING): Use it.
6209 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
6210 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6211 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
6212 prepare_scc_operands().
6213 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
6214 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
6215 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
6216 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
6217 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6218 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
6219 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
6220 used in shcompact_incoming_args.
6221 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
6223 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
6225 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
6227 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6228 Simplify. Adjust. Add sanity check.
6229 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
6231 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
6233 (udivsi3, divsi3): Use them.
6234 (force_mode_for_call): New insn.
6235 (call, call_value, sibcall_value): Emit it before SHcompact
6237 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6238 * config/sh/sh.md (call, call_value, sibcall): Make sure the
6239 call cookie is non-NULL before taking its value.
6240 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
6241 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
6242 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6243 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
6245 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
6246 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
6247 temporary for stack adjusts. Use MACL and MACH to pass
6248 arguments to shcompact_incoming_args.
6249 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
6251 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
6252 (nested_trampoline): Load static chain address into r1.
6253 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
6254 2001-01-07 Alexandre Oliva <aoliva@redhat.com
6255 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
6256 fp_arith_reg_operand().
6257 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
6258 * config/sh/sh.md (casesi): Sign-extend the first two operands,
6259 and use signed compares for them.
6260 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
6261 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
6262 ones properly aligned.
6263 (find_barrier): Account for extra alignment needed for 8-byte wide
6265 (machine_dependent_reorg): Require a label for the second 4-byte
6266 constant after an 8-byte one.
6267 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
6269 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6270 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
6271 last_float when switching float modes.
6272 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
6273 auto-increment for general-purpose registers.
6274 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
6276 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
6278 * config/sh/sh.c (sh_builtin_saveregs): Support using all
6279 registers for varargs.
6280 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6281 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
6282 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
6283 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
6284 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
6285 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
6286 call_cookie accordingly.
6287 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
6288 (SHCOMPACT_BYREF): Likewise.
6289 (SHCOMPACT_FORCE_ON_STACK): New macro.
6290 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
6291 (sh_builtin_saveregs): Likewise.
6292 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6293 shcompact_incoming_args): Use new shift values. Support
6294 sequences of consecutive and non-consecutive pushes/pops.
6295 * config/sh/sh.md (return): Don't explicitly use PR_REG.
6296 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
6297 * config/sh/sh.h (TEXT_SECTION): Define.
6298 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
6299 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6300 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
6301 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
6302 return values on FPU-enabled SHmedia.
6303 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
6304 FPU-enabled SHmedia.
6305 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
6306 value is returned in a non-FP reg and is not returned by
6308 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6310 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6311 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6312 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6313 quad-aligned to be passed by callee-copy reference.
6314 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6315 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6316 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6317 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6318 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6319 copying low-numbered FP regs to r7 and r8.
6320 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6321 FP regs to general-purpose regs only if the copy was passed on the
6323 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6324 copying FP reg to r9.
6325 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6326 copy FP regs to general-purpose regs only in outgoing calls.
6327 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6328 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6330 * config/sh/sh.h (struct sh_args): Document all fields.
6331 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6332 passed partially on the stack should not consider making
6334 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6335 stack_regs only for incoming calls. When passing FP args,
6336 make sure there are FP regs available before modifying
6338 (SHCOMPACT_BYREF): Pass double args in general-purpose
6339 registers by reference.
6340 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6341 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6342 attempt to generate sibcalls if the caller got any arguments
6344 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6345 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6346 to 8-byte boundaries.
6347 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6348 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6349 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6350 stored in the stack.
6351 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6352 for the offsets to have the ISA bit set.
6353 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6354 invocation. Use beq instead of bgt to mark end of sequence of
6356 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6357 bgt to mark end of sequence of stores.
6358 * config/sh/sh.c (arith_operand): Don't check whether
6359 CONST_OK_FOR_J for now.
6360 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6361 instead of long for conversion.
6362 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6363 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6364 before passing it to fprintf.
6365 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6366 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6367 Call set_fpscr before reading/writing SR.
6368 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6370 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6372 (FMOVD_WORKS): Define on SH5 with FPU.
6373 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6375 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6377 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6378 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6380 (ia_main_table): Ditto.
6381 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6382 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6383 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6384 the definitions from sh.h.
6385 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6387 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6388 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
6389 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6390 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
6391 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
6392 Increment LABEL_NUSES.
6394 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
6396 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
6398 * config/sh/elf.h (SIZE_TYPE): Likewise.
6399 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6400 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6401 shcompact_incoming_args): Load switch table addresses using
6403 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6404 (NO_BUILTIN_SIZE_TYPE): Define.
6405 (SIZE_TYPE): Don't define.
6406 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6407 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
6408 definition of __SH5__=32 for -m5-compact-nofpu.
6409 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
6411 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
6412 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
6413 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
6414 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
6415 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
6416 (INSN_LENGTH_ALIGNMENT): Likewise.
6417 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6418 * config/sh/sh.md (call, call_value, sibcall): Simplify
6419 copying of non-branch-target register.
6420 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6421 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
6422 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
6423 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6424 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
6425 floating-point values as structs.
6426 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
6427 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
6428 general-purpose register.
6429 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
6430 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6431 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
6432 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
6433 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
6434 (ENCODE_SECTION_INFO): Enclose variables and constants in
6436 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
6437 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
6438 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
6439 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
6440 only for LABEL_REFs. For SYMBOL_REFs, prepend
6441 SH_DATALABEL_ENCODING to the symbol name.
6442 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
6444 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6445 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
6447 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
6448 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
6449 (DATALABEL_REF_P): Don't require CONST.
6450 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
6452 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
6453 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
6455 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6456 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
6457 Use shallow_copy_rtx and PUT_MODE to change the mode of
6458 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
6459 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
6460 on SHmedia using GENERAL_REGs.
6461 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6462 bltu_media_i): Fix reversion of conditions.
6463 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6464 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
6465 * config/sh/sh.c (output_far_jump): Save r13 in macl.
6466 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
6467 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
6468 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
6469 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
6470 (GCC_nested_trampoline): Likewise.
6471 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
6472 * config/sh/sh.c (gen_datalabel_ref): Define.
6473 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
6474 (INITIALIZE_TRAMPOLINE): Likewise.
6475 (TRAMPOLINE_ADJUST_ADDRESS): Define.
6476 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
6477 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
6478 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
6479 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
6480 (ic_invalidate): Adjust for SH5.
6481 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
6482 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
6484 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
6485 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
6486 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
6487 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6488 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
6489 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6490 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6491 * config/sh/sh.c (target_reg_operand): Match only target-branch
6492 registers and pseudos that aren't virtual registers.
6493 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6494 Copy operands that don't match target_reg_operand to pseudos.
6495 (call_media, call_value_media, sibcall_media): Use
6496 target_reg_operand instead of target_operand.
6497 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6498 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6499 * config/sh/sh.c (target_reg_operand): Match hardware registers
6500 other than branch-target registers.
6501 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6502 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6503 (fpscr_values) [SH5 == 32]: Define.
6504 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6505 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6506 Handle function addresses coming in SUBREGs.
6507 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6508 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6509 shcompact_return_trampoline): Use datalabel where appropriate.
6510 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6511 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6512 general-purpose register to copy one branch-target register to
6514 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6515 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6516 SYMBOL_REFs with VOIDmode.
6517 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6518 bltu_media_i): New insns.
6519 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6520 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6521 (INIT_CUMULATIVE_ARGS): Likewise.
6522 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6523 * machmode.def (V16SFmode): New mode.
6524 * c-common.c (type_for_mode): Support V2SF and V16SF.
6525 * tree.c (build_common_tree_nodes_2): Likewise.
6526 * tree.h (tree_index): Likewise.
6527 * calls.c (emit_call_1): Take args_so_far. Adjust all
6528 callers. Introduce CALL_POPS_ARGS.
6529 * tm.texi (CALL_POPS_ARGS): Document.
6530 * config/sh/crt1.asm: Implement in SHmedia mode.
6531 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6532 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6533 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6534 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6535 Implement divsi and udivsi in SHmedia mode. Introduce
6536 SHcompact trampolines.
6537 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6539 (regno_reg_class): Rewrite.
6540 (fp_reg_names): Remove.
6541 (sh_register_names, sh_additional_register_names): New.
6542 (print_operand): Added `u'. Support SUBREGs in addresses.
6543 Add parentheses around shifted CONSTs.
6544 (output_file_start): Output .mode and .abi directives.
6545 (shiftcosts, addsubcosts, multcosts): Adjust.
6546 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6547 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6548 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6549 bytes, not registers. Take into account the need for the
6550 SHcompact incoming args trampoline. Adjust all callers.
6551 (sh_expand_prologue): Take stack_regs into account. Call
6552 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6553 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6554 stack aligned as per SH5 ABI.
6555 (sh_builtin_saveregs): Support SH5 ABI.
6556 (sh_build_va_list, sh_va_start): Likewise.
6557 (initial_elimination_offset): Take alignment into account.
6558 Compute location of PR according to the SH5 stack frame.
6559 (arith_reg_operand): Reject branch-target registers.
6560 (shmedia_6bit_operand): New.
6561 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6562 (target_reg_operand): Match DImode only. Accept SUBREGs.
6563 (target_operand): New.
6564 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6565 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6566 SIBCALL_REGS for SHmedia.
6567 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6568 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6569 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6570 (TARGET_SWITCHES): New SH5 flags.
6571 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6572 VALID_REGISTER_P to disable unsupported registers.
6573 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6574 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6575 (FUNCTION_ARG_PADDING): Define.
6576 (FASTEST_ALIGNMENT): Adjust.
6577 (SH_REGISTER_NAMES_INITIALIZER): New.
6578 (sh_register_names): Declare.
6579 (DEBUG_REGISTER_NAMES): Define.
6580 (REGISTER_NAMES): Define based on sh_register_names.
6581 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6582 (sh_additional_register_names): Declare.
6583 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6584 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6585 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6586 (REGISTER_NATURAL_MODE): Define.
6587 (FIRST_PSEUDO_REGISTER): Adjust.
6588 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6589 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6590 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6591 (VECTOR_MODE_SUPPORTED_P): Define.
6592 (REG_CLASS_CONTENTS): Adjust.
6593 (SMALL_REGISTER_CLASSES): Adjust.
6594 (REG_ALLOC_ORDER): Adjust.
6595 (INDEX_REG_CLASS): Adjust.
6596 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6597 (CONST_OK_FOR_LETTER_P): Adjust.
6598 (PREFERRED_RELOAD_CLASS): Adjust.
6599 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6600 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6601 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6602 (FIRST_FP_PARM_REG): Adjust.
6603 (CALL_POPS_ARGS): Define.
6604 (FUNCTION_ARG_REGNO_P): Adjust.
6605 (struct sh_args): New fields.
6606 (GET_SH_ARG_CLASS): Adjust.
6607 (INIT_CUMULATIVE_ARGS): Adjust.
6608 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6609 (FUNCTION_ARG_ADVANCE): Adjust.
6610 (FUNCTION_ARG): Adjust.
6611 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6612 (FUNCTION_ARG_CALLEE_COPIES): Define.
6613 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6614 (STRICT_ARGUMENT_NAMING): Define.
6615 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6616 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6617 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6618 (SETUP_INCOMING_VARARGS): Adjust.
6619 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6620 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6621 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6622 (SUBREG_OK_FOR_INDEX_P): Adjust.
6623 (EXTRA_CONSTRAINT_S): Update.
6624 (EXTRA_CONSTRAINT_T): New.
6625 (EXTRA_CONSTRAINT): Adjust.
6626 (GO_IF_LEGITIMATE_INDEX): Adjust.
6627 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6628 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6630 (MAX_MOVE_MAX): Define.
6632 (CONST_COSTS): Adjust.
6633 (REGISTER_MOVE_COST): Adjust.
6634 (BRANCH_COST): Adjust.
6635 (TEXT_SECTION_ASM_OP): Adjust.
6636 (DBX_REGISTER_NUMBER): Adjust.
6637 (ASM_OUTPUT_DOUBLE_INT): New.
6638 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6639 (PREDICATE_CODES): Adjust.
6640 (PROMOTE_MODE): Adjust.
6641 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6642 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6643 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6644 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6645 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6646 (TR0_REG, TR1_REG, TR2_REG): New.
6647 (XD0_REG): Renumber.
6648 (UNSPEC_COMPACT_ARGS): New.
6649 (type): Added pt and ptabs.
6650 (length): Default to 4 on SHmedia. Default pt length to 12
6651 and 20 on SHmedia32 and SHmedia64, respectively.
6652 (pt): New function unit.
6653 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6654 Add whitespace between operands of SHmedia instructions.
6656 (adddi3_media, addsi3_media): Adjust constraints.
6657 (subsi3) [SHmedia]: Force operand 1 into a register.
6658 (udivsi3_i1_media, udivsi3_i4_media): New.
6659 (udivsi3): Support SHmedia.
6660 (divsi3_i1_media, divsi3_i4_media): New.
6661 (divsi3): Support SHmedia.
6662 (anddi3, iordi3, xordi3): Adjust constraints.
6663 (zero_extendhidi2, zero_extendqidi2): New.
6664 (extendsidi2, extendhidi2, extendqidi2): New.
6665 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6666 (pop_e, pop_fpul, pop_4): Likewise.
6667 (movsi_media): Support FP and BT registers.
6668 (movsi_media_nofpu): New. Adjust splits to DImode.
6669 (lduw, ldub): Renamed to zero_extend* above.
6670 (movqi_media): Fix typo.
6671 (movdi_media): Support FP and BT registers.
6672 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6673 (movdi_const_32bit): New.
6674 (shori_media): Require immediate operand. Use `u' for output.
6675 (movdf_media, movsf_media): Simplified.
6676 (movdf_media_nofpu, movsf_media_nofpu): New.
6677 (movdf, movsf): Adjust
6678 (movv2sf, movv2sf, movv16sf): New.
6679 (beq_media, beq_media_i): Adjust constraints. Don't use
6680 scratch BT register.
6681 (bne_media, bne_media_i): Likewise.
6682 (bgt_media, bgt_media_i): Likewise.
6683 (bge_media, bge_media_i): Likewise.
6684 (bgtu_media, bgtu_media_i): Likewise.
6685 (bgeu_media, bgeu_media_i): Likewise.
6686 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6687 bunordered): Emit jump insn. Force operands to registers when
6689 (jump_media, jump): Simplify.
6690 (call_compact, call_compact_rettramp): New.
6691 (call_value_compact, call_value_compact_rettramp): New.
6692 (call_media, call_value_media): Simplify.
6693 (sibcall_compact, sibcall_media): New.
6694 (call, call_value): Adjust for SHmedia and SHcompact.
6695 (sibcall, sibcall_value, untyped_call): Likewise.
6696 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6697 (indirect_jump): Adjust for SHmedia.
6698 (casesi_jump_media): New.
6699 (nop): Re-enable for SHmedia.
6700 (call_site): Restrict to SH1.
6701 (casesi): Adjust for SHmedia.
6702 (casesi_shift_media, casesi_load_media): New.
6703 (return): Explicitly use PR register. Call return trampoline
6705 (return_i): Explicitly use PR register.
6706 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6707 (return_media): Adjust.
6708 (shcompact_incoming_args): New.
6710 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6711 (movstrsi): Disable on SH5.
6712 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6713 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6714 (subsf3, subsf3_media): Likewise.
6715 (mulsf3, mulsf3_media, mac_media): Likewise.
6716 (divsf3, divsf3_media): Likewise.
6717 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6718 (floatsisf2, fux_truncsfsi2): Likewise.
6719 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6721 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6722 (cmpunsf_media, cmpsf): Likewise.
6723 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6724 (abssf2, abssf2_media): Likewise.
6725 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6726 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6727 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6728 (floatsidf2, fix_truncdfsi2): Likewise.
6729 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6731 (cmpeqdf_media, cmpgtdf_media): Likewise.
6732 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6733 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6734 (absdf2, absdf2_media): Likewise.
6735 (extendsfdf2, extendsfdf2_media): Likewise.
6736 (truncsfdf2, truncsfdf2_media): Likewise.
6737 * config/sh/sh64.h: New file.
6738 * config/sh/t-sh64: New file.
6739 * config/sh/shmedia.h: New file.
6740 * config/sh/ushmedia.h: New file.
6741 * config/sh/sshmedia.h: New file.
6742 * configure.in: Added sh64-*-elf.
6743 * configure: Rebuilt.
6744 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6745 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6746 (reg_class_from_letter): Use `b' for TARGET_REGS.
6747 (print_operand): Support `%M', `%m', `AND' and
6748 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6749 (andcosts): Adjust for SHmedia.
6750 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6752 (target_reg_operand): New function.
6753 * config/sh/sh-protos.h (target_reg_operand): Declare.
6754 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6755 FP registers on SH5.
6756 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6758 (TARGET_REGISTER_P): New macro.
6759 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6760 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6761 (EXTRA_CONSTRAINT_S): New macro.
6762 (EXTRA_CONSTRAINT): Adjust.
6763 (FLOAT_TYPE_SIZE): Define to 32.
6764 (Pmode): DImode on SHmedia.
6765 (CONST_COSTS): Adjust for SHmedia literals.
6766 (PREDICATE_CODES): Added target_reg_operand.
6767 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6768 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6769 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6770 (cmpdi): Accept SHmedia.
6771 (movdicc_false, movdicc_true): New insns.
6772 (movdicc): New expand.
6773 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6775 (addsi3_media): Match `S' constraint.
6776 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6777 (negdi2): Expand for SHmedia.
6778 (one_cmpldi2): New expand.
6779 (zero_extendsidi2): Change from expand to insn.
6780 (extendsidi2): Add constraints.
6781 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6782 LD/ST address. Fix SI immediate loading split.
6783 (movhi_media, movqi_media, lduw, ldub): New insns.
6784 (movhi, movqi): Accept SHmedia.
6785 (shori_media, movdi_media): Relax input constraints. Split
6787 (movdf_media, movsf_media): New insn. New split to movdi.
6788 (movdf, movsf): Match on SHmedia.
6789 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6790 bgeu_media): New insns and splits. New insns with `_i' suffix.
6791 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6792 (bunordered): New expand.
6793 (jump_compact): Renamed from `jump'.
6794 (jump_media): New insn.
6796 (call_media, call_value_media): New insns.
6797 (call, call_value): Adjust.
6798 (indirect_jump_compact): Renamed from `indirect_jump'.
6799 (indirect_jump_media): New insn.
6800 (indirect_jump): New expand.
6801 (untyped_call, return): Accept SHmedia.
6802 (return_media): New insn.
6803 (prologue, epilogue, blockage): Accept SHmedia.
6804 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6805 (sunordered): New expand.
6806 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6807 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6808 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6809 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6810 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6811 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6812 abssf2_media): New insns.
6813 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6814 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6815 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6816 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6817 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6818 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6819 absdf2_media): New insns.
6820 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6821 (extendsfdf2_media, truncdfsf2_media): New insns.
6822 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6823 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6824 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6825 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6826 * config/sh/sh.md (adddi3): New expand.
6827 (adddi3_media, adddi3z_media): New insns.
6828 (adddi3_compact): Renamed from adddi3.
6829 (addsi3_media): Use add.l r63 to add constant zero.
6830 (subdi3): New expand.
6831 (subdi3_media): New insn.
6832 (subdi3_compact): Renamed from subdi3.
6833 (mulsidi3): New expand.
6834 (mulsidi3_media): New insn.
6835 (mulsidi3_compact): Renamed from mulsidi3.
6836 (umulsidi3): New expand.
6837 (umulsidi3_media): New insn.
6838 (umulsidi3_compact): Renamed from umulsidi3.
6839 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6840 (ashlsi3, ashrsi3, lshrsi3): Use them.
6841 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6842 (ashldi3, ashrdi3, lshrdi3): Use them.
6843 (zero_extendsidi2): New expand.
6844 (extendsidi2): New insn.
6845 (movsi_media): New insn. Split to movdi to load constants.
6846 (movsi): Enable for shmedia.
6847 (movdi_media): New insn. Use shori_media to load wide constants.
6848 (short_media): New insn.
6849 (movdi): Enable for shmedia.
6850 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6851 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6852 (SUBTARGET_CPP_SPEC): Added `!m5'.
6853 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6854 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6855 to all other SH variants.
6856 (TARGET_DEFAULT): Set to SH1_BIT.
6857 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6858 (BITS_PER_WORD): Raise to 64 on shmedia.
6859 (MAX_BITS_PER_WORD): Change to 64.
6860 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6861 (INT_TYPE_SIZE): Keep as 32.
6862 (UNITS_PER_WORD): Raise to 8 on shmedia.
6863 (MIN_UNITS_PER_WORD): Keep as 4.
6864 (POINTER_SIZE): Raise to 64 on shmedia.
6865 (CONST_OK_FOR_J): New macro.
6866 (CONST_OK_FOR_LETTER_P): Use it.
6867 (processor_type): Add PROCESSOR_SH5.
6868 * config/sh/sh.md: Conditionalize all expands, insns and
6869 splits to TARGET_SH1.
6871 (addsi3_compact): Renamed from...
6872 (addsi3): Now an expand.
6873 (addsi3_media, subsi3_media): New insns.
6874 (subsi3): Don't negate constants with SHmedia.
6876 * hooks.c: New file.
6877 * hooks.h: New file.
6878 * Makefile.in (HOOKS_H): New.
6879 (TARGET_DEF_H): Added $(HOOKS_H).
6880 (OBJS): Added hooks.o.
6881 (cfgcleanup.o, bb-reorder.o): Added target.h.
6882 (hooks.o): Added dependencies.
6883 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6884 (TARGET_INITIALIZER): this.
6885 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6886 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6887 * bb-reorder.c: Include target.h.
6888 (reorder_basic_blocks): Skip if cannot modify jumps.
6889 * cfgcleanup.c: Include target.h.
6890 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6892 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6894 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6895 Protect jump delay slot instructions with .set noreorder and
6898 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6900 * config/mips/mips.md (casesi_internal_di): Calculate
6901 the index into the target offset table correctly.
6903 2002-02-08 Richard Henderson <rth@redhat.com>
6905 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6906 * final.c (output_addr_const): Accept and discard SUBREG.
6907 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6908 mark them unknown instead.
6909 (simplify_subtraction): Handle RTX_UNKNOWN.
6910 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6912 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6914 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6916 2002-02-08 Richard Henderson <rth@redhat.com>
6918 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6920 2002-02-08 Andreas Jaeger <aj@suse.de>
6922 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6923 * config/i386/t-linux64: New file.
6925 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6927 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6928 * c-parse.in (compstmt): Clear last_expr_type.
6930 2002-02-07 Richard Henderson <rth@redhat.com>
6932 * loop.c (strength_reduce): Sink final_value when not
6935 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6937 * config/sparc/freebsd.h: Fix mismatched spec {.
6939 2002-02-07 Richard Henderson <rth@redhat.com>
6941 * cfgrtl.c: Include recog.h and insn-config.h.
6942 (keep_with_call_p): Fix general_operand invocation.
6943 * Makefile.in (cfgrtl.o): Update dependencies.
6945 2002-02-07 Kazu Hirata <kazu@hxi.com>
6947 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6948 comment. Accept HImode only if TARGET_H8300.
6950 2002-02-07 Eric Christopher <echristo@redhat.com>
6952 * config/mips/crtn.asm: Cleanup #ifdefs.
6954 2002-02-07 Eric Christopher <echristo@redhat.com>
6956 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6957 register 7 as RA instead of $31.
6958 * config/mips/crtn.asm: Ditto.
6959 * config/mips/mips.c (mips_move_2words): Add case for
6960 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6961 (compute_frame_size): Fix typo.
6962 (save_restore_insns): Ditto. Make documentation about using
6963 register $7 as return register more precise.
6964 (mips_expand_epilogue): Fix comment. Add code to work around not
6965 being able to add to the stack pointer directly.
6966 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6967 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6970 2002-02-07 Tom Rix <trix@redhat.com>
6972 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6973 immediates in ldu and stdu DS opcode field.
6974 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6975 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6976 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6978 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6980 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6981 offset for stack bias.
6983 2002-02-07 H.J. Lu <hjl@gnu.org>
6985 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6987 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6989 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6991 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6993 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6994 * i386.c (x86_order_regs_for_local_alloc): New global function.
6995 * i386.h (REG_ALLOC_ORDER): CLeanup.
6996 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6998 2002-02-07 Richard Henderson <rth@redhat.com>
7000 PR optimization/2463
7001 * alias.c (find_base_value): Recall base values for fixed hard regs.
7002 * loop.c (loop_regs_update): Don't use single_set on non-insns.
7004 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
7006 * config/mips/mips.md (define_delay) [mips16]: Adjust required
7009 2002-02-06 Richard Henderson <rth@redhat.com>
7012 * stmt.c (resolve_operand_name_1): Take more care with mixed
7013 named and unnamed operands.
7015 2002-02-06 Janis Johnson <janis187@us.ibm.com>
7016 Jan Hubicka <jh@suse.cz>
7018 * loop.c (remove_constant_addition): Avoid clobbering a shared
7021 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7023 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
7024 * config/s390/t-linux64: New file.
7025 * config/s390/libgcc-glibc.ver: New file.
7027 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7029 * config/s390/linux64.h: Delete file.
7030 * config/s390/s390x.h: New file.
7031 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
7032 as target header file.
7033 * config/s390/linux.h (TARGET_VERSION): Define depending on
7034 DEFAULT_TARGET_64BIT.
7035 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
7036 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
7037 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
7038 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
7039 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
7040 (EXTRA_SPEC): New define.
7041 * config/s390/s390.h (TARGET_VERSION): Define depending on
7042 DEFAULT_TARGET_64BIT.
7043 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
7045 2002-02-06 Jason Merrill <jason@redhat.com>
7047 * c-decl.c (finish_function): Warn about a non-void function with
7048 no return statement and no abnormal exit.
7049 (current_function_returns_abnormally): New variable.
7050 (start_function): Clear it.
7051 (struct c_language_function): Add returns_abnormally.
7052 (push_c_function_context): Save it.
7053 (pop_c_function_context): Restore it.
7054 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
7055 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
7056 an explicit return type.
7057 * c-tree.h: Declare current_function_returns_abnormally.
7058 (C_FUNCTION_IMPLICIT_INT): New macro.
7059 * c-typeck.c (build_function_call): Set it.
7060 (c_expand_return): Set current_function_returns_value even if the
7063 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7066 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
7067 unsafe for reevaluation.
7069 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7072 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
7073 EXPR_STMT, but COMPOUND_STMT, recurse into it.
7075 2002-02-06 Richard Henderson <rth@redhat.com>
7077 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
7078 be a general_operand. Dest for function value must be a pseudo.
7080 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
7082 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
7083 as SYMBOL_REFs from the constant pool.
7085 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
7087 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
7088 passed by invisible reference.
7090 2002-02-05 Richard Henderson <rth@redhat.com>
7092 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
7094 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
7096 Implement using "base addresses" in insn operands as default.
7097 * config/mmix/mmix.c (mmix_conditional_register_usage): if
7098 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
7099 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
7100 used to read the rtx value.
7101 (mmix_target_asm_function_epilogue): Fix spacing.
7102 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
7103 (mmix_legitimate_address): Ditto.
7104 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
7105 should be loaded with a GETA insn. Don't allocate needless extra
7106 char for nul termination and fix misleading comment.
7107 (mmix_print_operand_address): Handle constants if
7108 TARGET_BASE_ADDRESSES.
7109 (mmix_output_register_setting): Use base addressing if
7110 TARGET_BASE_ADDRESSES and the number of insns is 3.
7111 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
7112 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
7113 to use R as constraint, add LDA to match s.
7114 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
7115 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
7116 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
7117 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
7118 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
7119 order with other fixed registers.
7120 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
7121 other parameter/call-clobbered registers.
7122 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
7123 -mbase-addresses, -mno-base-addresses.
7124 (MMIX Options): Ditto.
7126 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7128 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
7130 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
7132 * config/rs6000/altivec.h: Change elem to _S_elem.
7134 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7136 * config/netbsd.h (WCHAR_TYPE): Define.
7137 (WCHAR_TYPE_SIZE): Ditto.
7139 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
7140 (WCHAR_UNSIGNED): Ditto.
7141 (WCHAR_TYPE_SIZE): Ditto.
7143 * config/arm/netbsd.h: Likewise.
7144 * config/i386/netbsd-elf.h: Likewise.
7145 * config/i386/netbsd.h: Likewise.
7146 * config/m68k/netbsd-elf.h: Likewise.
7147 * config/m68k/netbsd.h: Likewise.
7148 * config/ns32k/netbsd.h: Likewise.
7149 * config/sparc/netbsd.h: Likewise.
7150 * config/vax/netbsd.: Likewise.
7152 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7154 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
7155 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
7156 (TARGET_INITIALIZER): this.
7157 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
7158 (BITFIELD_NBYTES_LIMITED): Markup fix.
7159 * tree.h (default_ms_bitfield_layout_p): Declare.
7160 (record_layout_info): Added prev_field.
7161 * tree.c (default_ms_bitfield_layout_p): New fn.
7162 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
7163 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
7164 * stor-layout.c: Include target.h.
7165 (start_record_layout): Initialize prev_field.
7166 (place_field): Handle MS bit-field layout, and disregard
7167 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
7168 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
7169 * Makefile.in (stor-layout.o): Adjust dependencies.
7171 2002-02-05 Jason Merrill <jason@redhat.com>
7173 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
7175 2002-02-05 Andreas Jaeger <aj@suse.de>
7177 * crtstuff.c: Fix comments.
7179 2002-02-05 Richard Henderson <rth@redhat.com>
7182 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
7183 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
7186 * config/mips/mips.c (function_arg): Handle TImode.
7187 (function_arg_advance): Likewise.
7189 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7191 * config/rs6000/altivec.h (vec_step_help): Rename to
7194 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7196 * config/rs6000/altivec.h: Fix typos.
7198 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7200 * config/arm/netbsd.h: Correct a comment.
7202 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7204 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
7205 building void typed builtins.
7207 * config/rs6000/altivec.h (vec_ld*): Fix typos.
7208 (vec_step): Implement for C++.
7210 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7212 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
7214 2002-02-04 Richard Henderson <rth@redhat.com>
7216 * combine.c (nonzero_bits): Re-introduce special case for
7217 sp/fp/ap wrt REGNO_POINTER_ALIGN.
7219 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7221 * doc/extend.texi: Warn about unsupported usage of altivec
7224 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
7225 (altivec_predicate_*): New.
7227 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
7228 Add C++ version of vec_*() functions.
7230 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
7231 (bdesc_2arg): Remove altivec predicates.
7232 (altivec_expand_builtin): Handle predicates.
7233 (altivec_init_builtins): Handle predicates.
7234 (altivec_expand_predicate_builtin): New.
7236 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7238 * pa.c (DO_FRAME_NOTES): Move forward.
7239 (store_reg): Revise handling of frame notes.
7240 (load_reg): Likewise.
7241 (set_reg_plus_d): Likewise.
7242 (hppa_expand_prologue): Likewise.
7243 (hppa_expand_epilogue): Likewise.
7245 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7247 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
7249 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7251 PR c/4475, c++/3780:
7252 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
7253 * c-common.h (SWITCH_TYPE): Define.
7254 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
7255 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
7256 Rename spareness variable to sparseness.
7257 (expand_end_case_type): Renamed from expand_end_case, use orig_type
7258 if non-NULL instead of TREE_TYPE (orig_index).
7259 * tree.h (expand_end_case_type): Renamed from expand_end_case.
7260 (expand_end_case): Define using expand_end_case_type.
7261 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
7262 to expand_end_case_type.
7263 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
7265 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7267 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
7268 (BIGGEST_ALIGNMENT): Change to 128.
7270 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7272 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
7274 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7276 * pa.md (call_internal_reg_64bit): Remove unused variable.
7278 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
7280 * config/arm/arm.h (machine_function): Add uses_anonymous_args
7282 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
7283 * config/arm/arm.c (current_function_anonymous_args): Delete,
7284 replace uses with cfun->machine->uses_anonymous_args.
7285 (arm_reorg): Do not reset uses_anonymous_args.
7287 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
7288 any geenral register.
7290 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
7292 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
7295 2002-02-04 Richard Henderson <rth@redhat.com>
7297 * combine.c (force_to_mode): Remove STACK_BIAS code.
7298 (nonzero_bits): Likewise. Replace sp/fp special case with
7299 REGNO_POINTER_ALIGN.
7301 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
7302 (HARD_FRAME_POINTER_REGNUM): New.
7303 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
7304 (FIXED_REGS, CALL_USED_REGS): Update.
7305 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
7306 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
7307 (HARD_REGNO_NREGS): Update for SFP.
7308 (STACK_POINTER_OFFSET): Include bias here ...
7309 (FIRST_PARM_OFFSET): ... not here.
7310 (STACK_BIAS): Remove.
7311 (INIT_EXPANDERS): New.
7312 (STARTING_FRAME_OFFSET): Do not include bias.
7313 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7314 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7315 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7316 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7317 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7318 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7319 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7320 (MUST_SAVE_REGISTER): Likewise.
7321 (sparc_flat_function_prologue): Likewise.
7322 (sparc_flat_function_epilogue): Likewise.
7323 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7324 (sparc_init_modes): SFP is GENERAL_REGS.
7325 (sparc_builtin_saveregs): SFP does not have bias applied.
7327 2002-02-04 Richard Henderson <rth@redhat.com>
7329 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7330 current_function_is_thunk.
7331 (alpha_sa_mask): Distinguish between current_function_is_thunk
7332 called from ASM_OUTPUT_MI_THUNK and not.
7333 (alpha_does_function_need_gp): Thunks always need gp.
7334 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7335 (alpha_output_mi_thunk_osf): New.
7336 * config/alpha/alpha-protos.h: Update.
7337 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7339 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7341 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7342 function types, not when they're taken away.
7344 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7346 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7347 CODE_LABEL and jump table when replacing a table jump with a
7350 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7352 * config/s390/s390-protos.h (legitimize_la_operand,
7353 s390_secondary_input_reload_class, s390_plus_operand,
7354 s390_expand_plus_operand): Add prototypes.
7356 config/s390/s390.c (s390_secondary_input_reload_class,
7357 s390_plus_operand, s390_expand_plus_operand): New functions.
7359 (struct s390_address): New member 'pointer'.
7360 (s390_decompose_address): Compute it.
7361 (legitimate_la_operand_p): Use it.
7362 (legitimize_la_operand): New function.
7363 (movti, movdi, movdf splitters): Call it.
7365 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7366 (PREDICATE_CODES): Add s390_plus_operand.
7368 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7369 (la_ccclobber): Allow GENERAL_REGS as output operand.
7371 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7372 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7373 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7375 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7377 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7378 register names for regular asm () construct.
7380 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7382 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7385 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7387 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
7390 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
7392 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
7393 constant pool to be identical by string address and index.
7395 2002-02-04 Anthony Green <green@redhat.com>
7397 * output.h (SECTION_OVERRIDE): Define.
7398 * varasm.c (named_section): Obey SECTION_OVERRIDE.
7400 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7402 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
7403 by existing arm*-*-netbsd* (a.out) target.
7404 (ns32k-*-netbsdelf*): Likewise.
7405 (sparc-*-netbsdelf*): Likewise.
7406 (vax-*-netbsdelf*): Likewise.
7408 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
7410 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
7411 headers and libobjc headers.
7413 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
7415 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
7416 (_mingw.h): Remove duplicate include.
7418 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7420 * config.gcc: Set cpu_type to m68k for 68010, as well.
7421 (m68010-*-netbsdelf*): New...
7422 (m68k*-*-netbsdelf*): ...targets.
7423 * config/m68k/netbsd-elf.h: New file.
7425 2002-02-02 Kazu Hirata <kazu@hxi.com>
7427 * config/h8300/h8300.c (hand_list): Move inside function_arg.
7429 2002-02-02 Kazu Hirata <kazu@hxi.com>
7431 * config/h8300/h8300.c (h8_push_ops): Move inside
7433 (h8_pop_ops): Likewise.
7434 (h8_move_ops): Likewise.
7436 2002-02-02 Kazu Hirata <kazu@hxi.com>
7438 * config/h8300/h8300.c (os_task): Make it static.
7439 (monitor): Likewise.
7440 (pragma_saveall): Likewise.
7442 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
7444 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
7445 constant is a valid sign-extension for Pmode.
7447 2002-02-02 Kazu Hirata <kazu@hxi.com>
7449 * config/h8300/h8300.c: Fix formatting.
7451 2002-02-02 Kazu Hirata <kazu@hxi.com>
7453 * config/h8300/h8300.md: Fix formatting.
7455 2002-02-02 Kazu Hirata <kazu@hxi.com>
7457 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
7458 predicates of operands[1]. Split the patterns for each
7461 2002-02-02 Kazu Hirata <kazu@hxi.com>
7463 * config/h8300/h8300.md (xor patterns): Tighten the predicates
7464 of operands[1] to register_operand.
7466 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7468 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
7469 * cpphash.c (_cpp_init_hashtable): Similarly.
7470 * cppinit.c (cpp_create_reader): Default the signed_char flag.
7471 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
7472 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
7473 (cpp_handle_option): Handle the new options.
7474 * cpplex.c (cpp_interpret_charconst): Use new flag.
7475 * cpplib.h (struct cpp_options): New member signed_char.
7476 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
7477 (cpp_options): Handle -fsigned-char and -funsigned-char.
7478 (static_specs): Remove signed_char_spec.
7479 (do_spec1): Don't handle %c.
7480 * system.h: Poison SIGNED_CHAR_SPEC.
7481 * tradcif.y (yylex): Use flag_signed_char.
7482 * tradcpp.h (flag_signed_char): New.
7483 * tradcpp.c (flag_signed_char): New.
7484 (main): Handle new command-line options.
7485 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
7487 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
7488 * avr/avr.h: Remove old comments.
7489 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7490 (CC1_SPEC): Pass -fsigned-char if -mic*.
7491 (SIGNED_CHAR_SPEC): Remove.
7493 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7495 2002-02-01 Eric Christopher <echristo@redhat.com>
7497 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7498 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7499 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7500 (ASM_OUTPUT_REG_POP): Ditto.
7502 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7504 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7507 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7509 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7511 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7514 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7517 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7519 * cfganal.c: Include tm_p.h.
7520 (keep_with_call_p): Fix the test that determines if a register holds
7521 the return value of a call.
7523 2002-02-01 DJ Delorie <dj@redhat.com>
7525 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7526 we are given conflicting registers, switch to the other one we
7527 had allocated for us.
7528 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7529 as TImode so we know when the "other" register is available.
7531 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7533 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7536 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7538 * cfganal.c (keep_with_call_p): New function.
7539 (flow_call_edges_add): Prevent splitting a block between a call and
7540 a single-set instruction that should be kept in the same block.
7542 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7544 * doc/install.texi (avr): Update outdated URL.
7546 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7548 * config/stormy16/stormy16.md (pushqi): New.
7552 (movhi): Remove stack operands.
7554 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7555 nonimmediate_nonstack_operand.
7556 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7558 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7561 2002-01-31 Jason Merrill <jason@redhat.com>
7563 * Makefile.in (c-parse.c): Handle .output file.
7564 * objc/Make-lang.in (objc-parse.c): Likewise.
7566 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7568 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7569 the -me[lb] option is given. Don't output the default flag
7572 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7574 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7575 the primary source file; this has not been done yet.
7576 * c-decl.c (c_expand_body): Reset input_filename from
7577 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7579 2002-01-31 Kazu Hirata <kazu@hxi.com>
7581 * rtlanal.c (subreg_regno_offset): Do not use
7582 SUBREG_REGNO_OFFSET.
7583 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7584 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7586 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7588 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7589 version rather than GNATS version in --version output.
7591 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7593 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7594 when copying back from a temporary.
7596 2002-01-30 Richard Henderson <rth@redhat.com>
7598 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7599 and new_dest are the same.
7601 2002-01-30 Richard Henderson <rth@redhat.com>
7604 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7605 * rtl.c (note_insn_name): Update.
7606 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7607 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7608 to perform loop rotation.
7609 (expand_exit_loop_top_cond): New.
7610 * tree.h (expand_exit_loop_top_cond): Declare it.
7611 * c-semantics.c (genrtl_while_stmt): Use it.
7612 (genrtl_for_stmt): Likewise.
7614 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7616 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7617 arguments to 64-bit boundaries on 64-bit ABIs.
7619 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7621 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7623 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7625 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7628 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7630 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7631 * config/sparc/sparc_bi.h: Remove file.
7632 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7634 2002-01-30 Richard Henderson <rth@redhat.com>
7636 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7638 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7640 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7642 2002-01-30 Jason Merrill <jason@redhat.com>
7644 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7645 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7646 (reg_save): Use DW_CFA_offset_extended_sf instead.
7648 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7650 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7652 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7655 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7657 * rs6000.md ("*call_value_local32"): Remove constraints.
7658 ("*call_value_local64"): Same.
7659 ("*call_value_indirect_nonlocal_aix32"): Same.
7660 ("*call_value_nonlocal_aix32"): Same.
7661 ("*call_value_indirect_nonlocal_aix64"): Same.
7662 ("*call_value_nonlocal_aix64"): Same.
7663 ("*call_value_nonlocal_sysv"): Same.
7665 2002-01-29 Richard Henderson <rth@redhat.com>
7667 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7669 2002-01-29 Richard Henderson <rth@redhat.com>
7671 * expr.c (force_operand): Ignore flag_pic for detecting pic
7673 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7674 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7675 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7676 instead of open-coded loop.
7677 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7678 be fixed when in use.
7680 2002-01-29 Richard Henderson <rth@redhat.com>
7682 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7683 * sched-rgn.c (propagate_deps): Update them.
7684 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7685 clobbers list when either gets too long.
7687 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7689 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7690 and INDEX_REGS the same as GENERAL_REGS.
7691 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7693 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7695 * tree.c (build_nonstandard_integer_type): Correct prototype.
7697 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7699 * config/s390/s390.md (movstrsico, movstrdix_64,
7700 movstrsix_31): Remove, replace by ...
7701 (movstrdi_short, movstrsi_short, movstrdi_long,
7702 movstrsi_long): ... these. New.
7703 (movstrdi, movstrsi): Adapt.
7705 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7706 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7707 Remove unnecessary CC clobber.
7708 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7709 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7711 (divmoddi4): Don't partially initialize TImode register.
7713 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7715 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7717 2002-01-29 Richard Henderson <rth@redhat.com>
7719 * flow.c (print_rtl_and_abort): Remove.
7720 (print_rtl_and_abort_fcn): Remove.
7721 (verify_local_live_at_start): Use dump_bb instead.
7722 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7723 (verify_wide_reg_1): Return 2 on mode test failure.
7725 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7727 PR c/3325, c/3326, c/2511, c/3347
7728 * c-decl.c (enum_decl_context): Remove BITFIELD.
7729 (grokdeclarator): Take bitfield width as an input.
7730 Ensure bitfields are given the correct type. Perform
7731 bitfield width validation with build_bitfield_integer_type
7732 rather than waiting for finish_struct.
7733 (grok_typename, grok_typename_in_parm_context, start_decl,
7734 push_parmdecl, grokfield, start_function): Update calls to
7736 (build_bitfield_integer_type): New function.
7737 (finish_struct): Move bitfield validation to grokdeclarator
7738 and build_bitfield_integer_type.
7739 * tree.c (build_nonstandard_integer_type): New function.
7740 * tree.h (build_nonstandard_integer_type): New prototype.
7742 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7744 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7747 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7748 don't ignore unrecognized -W* options.
7749 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7750 * cpplib.h (cpp_handle_option): Adjust prototype.
7751 * c-decl.c (c_decode_options): Pass 0 as last argument to
7755 * gcc.c (cpp_unique_options): Split from cpp_options.
7756 (cpp_options): Source cpp_unique_options.
7757 (default_compilers): Use cpp_unique_options instead of cpp_options
7758 when used together with cc1_options.
7759 (static_specs): Add cpp_unique_options.
7760 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7761 when used together with cc1_options.
7763 2002-01-29 Kazu Hirata <kazu@hxi.com>
7765 * config/h8300/h8300-protos.h: Update the prototype of
7767 * config/h8300/h8300.c (output_a_shift): Remove an unused
7768 argument 'insn'. Remove redundant code.
7769 * config/h8300/h8300.md: Adust to the new prototype of
7772 2002-01-29 Kazu Hirata <kazu@hxi.com>
7774 * config/h8300/h8300-protos.h: Update the prototypes of
7775 emit_a_rotate and expand_a_rotate.
7776 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7777 first argument to 'enum rtx_code'.
7778 (expand_a_rotate): Likewise.
7780 2002-01-28 Kazu Hirata <kazu@hxi.com>
7782 * config/h8300/h8300-protos.h: Update the prototype of
7784 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7786 * config/h8300/h8300.md: Adjust to the new prototype.
7788 2002-01-28 Kazu Hirata <kazu@hxi.com>
7790 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7793 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7795 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7796 is a fixed register before returning pic_offset_table_rtx.
7797 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7798 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7800 2002-01-28 Jason Merrill <jason@redhat.com>
7802 * dwarf2.h: Sync with src version.
7804 2002-01-28 Paul Koning <pkoning@equallogic.com>
7806 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7808 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7809 * doc/extend.texi (__builtin_prefetch): Update documentation:
7810 first argument is now const void ptr.
7812 2002-01-28 Kazu Hirata <kazu@hxi.com>
7814 * config/h8300/h8300-protos.h: Remove an unused prototype.
7816 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7818 * toplev.c (lang_independent_init): Round up identifier size.
7820 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7822 * config.gcc: Revert previous change.
7824 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7826 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7828 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7830 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7831 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7832 other non-elf netbsd config frags.
7833 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7834 collect2 will does that.
7835 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7836 shared-lib frobbing will work.
7838 2002-01-28 Kazu Hirata <kazu@hxi.com>
7840 * config/h8300/h8300.h: Fix formatting.
7841 * config/h8300/h8300.md: Likewise.
7843 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7845 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7846 the old, removed AAA_standards fix.
7847 * fixinc/fixincl.x: Rebuilt.
7849 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7851 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7852 atexit call in crtbegin, hooked in after call to frame_dummy;
7853 register EH before registering __fini__start.
7855 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7857 * config/rs6000/altivec.h: Remove spurious semicolons.
7859 2002-01-27 Kazu Hirata <kazu@hxi.com>
7861 * config/h8300/h8300.md: Replace dead bit extraction patterns
7862 with ones that work.
7864 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7866 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7867 if not STRICT_ALIGNMENT.
7868 * rtl.h (MEM_ALIGN): Likewise.
7870 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7872 * doc/invoke.texi (-fdump-translation-unit): Revert this
7873 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7875 2002-01-27 Kazu Hirata <kazu@hxi.com>
7877 * config/h8300/h8300.md (define_constants): New.
7878 (anonymous patterns) Use defined constants appropriately.
7880 2002-01-27 Kazu Hirata <kazu@hxi.com>
7882 * config/h8300/h8300.c (function_arg): Remove redundant code.
7884 2002-01-26 Richard Henderson <rth@redhat.com>
7886 * sched-deps.c (reg_pending_uses_head): New.
7887 (reg_pending_barrier): Rename from reg_pending_sets_all.
7888 (find_insn_list): Don't mark inline.
7889 (find_insn_mem_list): Remove.
7890 (add_dependence_list, add_dependence_list_and_free): New.
7891 (flush_pending_lists): Replace only_write param with separate
7892 for_read and for_write parameters. Update all callers. Use
7893 add_dependence_list_and_free.
7894 (sched_analyze_1): Do not add reg dependencies here; just set
7895 the pending bits. Use add_dependence_list.
7896 (sched_analyze_2): Likewise.
7897 (sched_analyze_insn): Replace schedule_barrier_found with
7898 reg_pending_barrier. Add all dependencies for pending reg
7899 uses, sets, and clobbers.
7900 (sched_analyze): Don't add reg dependencies for calls, just
7901 set pending bits. Use regs_invalidated_by_call. Treat
7902 sched_before_next_call as a normal list, not a fake insn.
7903 (init_deps): No funny init for sched_before_next_call.
7904 (free_deps): Free pending mems lists. Don't zero reg_last.
7905 (init_deps_global): Init reg_pending_uses.
7906 (finish_deps_global): Free it.
7907 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7908 (find_insn_mem_list): Remove.
7909 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7910 (propagate_deps): Use them. Zero temp mem lists.
7912 2002-01-26 Richard Henderson <rth@redhat.com>
7914 * Makefile.in (CRTSTUFF_CFLAGS): New.
7915 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7916 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7917 crtstuff.c instead of alpha assembly version.
7918 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7919 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7920 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7921 (__do_global_dtors_aux): Mark used.
7922 (frame_dummy, __do_global_ctors_aux): Mark used.
7923 (fini_dummy, init_dummy): Remove.
7925 * config/alpha/crtbegin.asm: Remove file.
7926 * config/alpha/crtend.asm: Remove file.
7927 * config/alpha/t-crtbe: Remove file.
7928 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7929 (LINK_EH_SPEC): New.
7931 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7932 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7933 calling constructors.
7934 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7936 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7937 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7938 CRT_END_INIT_DUMMY hack.
7939 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7940 FORCE_{INIT,FINI}_SECTION_ALIGN.
7942 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7943 FORCE_{INIT,FINI}_SECTION_ALIGN.
7945 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7946 invocation sequence.
7947 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7949 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7950 (FORCE_CODE_SECTION_ALIGN): New.
7952 2002-01-26 Richard Henderson <rth@redhat.com>
7954 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7956 2002-01-26 Richard Henderson <rth@redhat.com>
7958 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7959 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7961 2002-01-26 Kazu Hirata <kazu@hxi.com>
7963 * config/h8300/h8300.md: Remove bit extraction patterns that
7964 cannot be triggered.
7965 Restrict each bit extraction pattern to a variant on which the
7968 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7970 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7972 2002-01-26 Kazu Hirata <kazu@hxi.com>
7974 * config/h8300/h8300.md: Remove bit test patterns that cannot
7976 Restrict each bit test pattern to a variant on which the
7979 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7981 * builtins.c (expand_builtin_strncat): Remove redundant check for
7984 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7986 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7988 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7991 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7993 * dbxout.c (dbxout_init): Use assemble_name rather than just
7994 stripping off the first character.
7995 (dbxout_source_file): Likewise.
7997 2002-01-25 DJ Delorie <dj@redhat.com>
7999 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
8000 using rtx_equal_p, not by comparing pointers.
8002 2002-01-25 Steve Ellcey <sje@cup.hp.com>
8004 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
8005 for PIC_OFFSET_TABLE_REGNUM.
8006 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
8008 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8010 * config.gcc (x86_64-*-freebsd*): New target.
8011 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
8013 (i[34567]86-*-freebsd*): Don't include svr4.h.
8014 * config/i386/freebsd64.h: New file.
8016 2002-01-25 Douglas B Rupp <rupp@gnat.com>
8018 * config/alpha/x-vms (version): Make static.
8020 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
8021 in previous checkin.
8023 * Makefile.in (install-headers-cp): New target.
8024 * config.gcc (alpha-dec-*vms*): Install headers with
8027 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
8029 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
8032 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8034 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
8035 of compare_tree_int.
8036 (expand_builtin_strncat): Likewise.
8037 * c-decl.c (finish_struct): Use tree_low_cst.
8038 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
8039 * tree.c (compare_tree_int): Likewise.
8041 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
8043 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
8044 adjustments even if they are implemented by more than two insns.
8046 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
8048 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
8049 * df.h (struct ref): Kill B.
8050 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
8052 * basic-block.h (PROP_EQUAL_NOTES): New flag.
8053 * flow.c (propagate_one_insn): Use it.
8054 (mark_used_regs): Handle NIL.
8056 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8058 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
8061 2002-01-25 David Edelsohn <edelsohn@gnu.org>
8063 * rs6000.md (prefetch): Make address V4SI mode so that the address
8064 is restricted to legitimate form for instruction.
8066 2002-01-25 Bob Wilson <bob.wilson@acm.org>
8068 * doc/install.texi (xtensa-*-elf): New target.
8069 (xtensa-*-linux*): New target.
8070 * doc/contrib.texi: Add myself.
8072 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
8074 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
8075 purpose register to hold an SImode (or smaller) value.
8077 2002-01-25 Jakub Jelinek <jakub@redhat.com>
8079 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
8081 * crtstuff.c: Likewise.
8083 2002-01-25 Kazu Hirata <kazu@hxi.com>
8085 * config/h8300/h8300.md (negation patterns): Tighten
8086 predicates to register_operand.
8088 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
8090 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
8093 * builtins.c (expand_builtin_prefetch): Same.
8095 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8097 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
8100 2002-01-24 Kazu Hirata <kazu@hxi.com>
8102 * config/h8300/h8300.c (print_operand): Remove support for
8103 operand character 'A'.
8104 * config/h8300/h8300.md (three anonymous patterns): Replace
8105 operand character 'A' with either 'T' or 'S'.
8107 2002-01-24 Kazu Hirata <kazu@hxi.com>
8109 * config/h8300/h8300.c (print_operand): Remove support for
8110 operand character 'U'.
8112 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
8114 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
8116 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
8118 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
8119 values to be assigned to the stack pointer.
8121 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8123 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
8124 to const_double needs to be done right for big-endian systems.
8126 2002-01-24 Jason Merrill <jason@redhat.com>
8129 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
8130 to can_throw_internal.
8132 2002-01-23 Richard Henderson <rth@redhat.com>
8134 * fold-const.c (fold): Change UINT_MAX test to check vs precision
8135 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
8137 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8139 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
8140 (symGOT2reg): Use them, then set as GOT value as unchanging.
8141 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
8142 as a temporary, if possible.
8143 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
8144 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
8146 2002-01-23 Kazu Hirata <kazu@hxi.com>
8148 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
8149 accept to accept 0x80 as operands[2].
8151 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8153 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
8155 2002-01-23 Richard Henderson <rth@redhat.com>
8157 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
8159 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
8161 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
8162 (parmlist_or_identifiers_1): Verify that only a parmlist follows
8165 2002-01-23 Richard Henderson <rth@redhat.com>
8167 * expr.c (move_by_pieces_1): Extend size before negation.
8169 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
8170 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
8171 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
8172 * config/m68k/t-m68kelf: Likewise.
8174 2002-01-23 Bob Wilson <bob.wilson@acm.org>
8176 * config/xtensa/elf.h: New file.
8177 * config/xtensa/lib1funcs.asm: New file.
8178 * config/xtensa/lib2funcs.S: New file.
8179 * config/xtensa/linux.h: New file.
8180 * config/xtensa/t-xtensa: New file.
8181 * config/xtensa/xtensa-config.h: New file.
8182 * config/xtensa/xtensa-protos.h: New file.
8183 * config/xtensa/xtensa.c: New file.
8184 * config/xtensa/xtensa.h: New file.
8185 * config/xtensa/xtensa.md: New file.
8186 * config.gcc (xtensa-*-elf*): New target.
8187 (xtensa-*-linux*): New target.
8188 * cse.c (canon_hash): Compare rtx pointers instead of register
8189 numbers. This is required for the Xtensa port.
8190 * integrate.c (copy_insn_list): Handle case where the static
8191 chain is in memory and the memory address has to be copied to
8193 * doc/invoke.texi (Option Summary): Add Xtensa options.
8194 (Xtensa Options): New node.
8195 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
8197 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8199 * diagnostic.c (internal_error): Do ICE suppression only
8200 when ENABLE_CHECKING is not defined.
8202 * c-typeck.c (require_complete_type): Return error_mark_node
8203 if type is error_mark_node.
8205 2002-01-23 Janis Johnson <janis187@us.ibm.com>
8207 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
8208 -Os and issue a warning.
8210 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8212 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
8213 current (lack of) need for host configuration by hand.
8215 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
8216 references. Documentation of some target macros moved from
8217 hostconfig.texi to tm.texi.
8219 2002-01-23 Will Cohen <wcohen@redhat.com>
8221 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
8224 2002-01-23 Kazu Hirata <kazu@hxi.com>
8226 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
8229 2002-01-23 Jason Merrill <jason@redhat.com>
8231 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
8233 * function.c (assign_parms): Don't put args of inline functions
8234 into registers when not optimizing.
8236 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
8238 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
8239 (prologue_use): New pattern.
8240 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
8241 preference to gen_rtx_USE.
8242 (thumb_expand_prologue): Use gen_prologue_use in preference to
8244 (thumb_expand_epilogue): Use gen_prologue_use in preference to
8247 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
8249 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
8251 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8254 * doc/extend.texi: Correct documentation of __alignof__.
8256 2002-01-22 Zack Weinberg <zack@codesourcery.com>
8258 * params.h: Rename arguments of DEFPARAM so that it will be
8259 recognized as a translation keyword.
8261 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8263 * extend.texi: Document altivec functions.
8264 Fix N-bit adjectives in X86 builtin documentation.
8266 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8268 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
8269 auto_inc_dec values.
8271 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
8273 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
8275 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
8277 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8279 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
8281 2002-01-22 Richard Henderson <rth@redhat.com>
8283 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
8284 copy_insn not copy_rtx.
8286 2002-01-23 Alan Modra <amodra@bigpond.net.au>
8288 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
8289 "nonzero" as that might add "1" bits. Ensure "constop" is
8290 properly sign extened.
8291 (force_to_mode): Tweak for sign extended constop.
8293 2002-01-22 Richard Henderson <rth@redhat.com>
8295 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
8296 for_each_rtx instead of assuming we're already looking at the MEM.
8297 (split_small_symbolic_mem_operand): Likewise.
8298 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8299 * config/alpha/alpha.md (small symbolic memory splitters): Update.
8301 2002-01-22 Richard Henderson <rth@redhat.com>
8303 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
8304 sequence number for the literal.
8305 (divmoddi_internal_er): Likewise.
8307 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8310 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8311 in LIBICONV variable.
8312 * configure: Regenerated.
8314 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8316 * dependence.c (build_def_use): Remove array_idx.
8318 * dwarfout.c (last_filename): Remove.
8319 (output_compile_unit_die): Remove last_filename.
8321 2002-01-22 Roger Sayle <roger@eyesopen.com>
8322 Richard Henderson <rth@redhat.com>
8325 * fold-const.c (fold): Optimize unsigned comparisons against
8326 UINT_MAX (and similar unsigned constants).
8328 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8330 * Makefile.in (loop.o): Depend on OPTABS_H.
8331 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8332 against the predicate.
8335 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8336 for the address operand.
8338 2002-01-22 Richard Henderson <rth@redhat.com>
8340 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8342 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8345 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8348 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8350 * config.gcc (x86_64-*-netbsd*): New target.
8351 * config/i386/netbsd64.h: New file.
8353 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8355 * regrename.c (kill_value): Fix typo.
8357 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8359 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8361 * config/rs6000/rs6000.h: Same.
8363 * function.c (instantiate_virtual_regs): Remove
8364 STARTING_FRAME_PHASE.
8365 (assign_stack_local_1): Same.
8366 Calculate frame phase.
8368 2002-01-22 Nick Clifton <nickc@redhat.com>
8370 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8371 variable declaration to outer scope in order to simplify
8373 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8374 arm_hard_regno_mode_ok.
8375 * config/arm/arm-protos.h: Add a prototype for
8376 arm_hard_regno_mode_ok.
8377 * config/arm/arm.c (soft_df_operand): Remove now redundant
8378 check for DImode values using IP_REGNUM.
8379 (nonimmediate_soft_df_operand): Remove now redundant check for
8380 DImode values using IP_REGNUM.
8381 (arm_hard_regno_mode_ok): New function. New check: make sure
8382 that DImode values are not stored in IP_REGNUM.
8384 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8386 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8388 2002-01-22 Jason Merrill <jason@redhat.com>
8390 * c-semantics.c (genrtl_compound_stmt): Only check nesting
8391 consistency if this COMPOUND_STMT is scoped.
8393 2002-01-22 Kazu Hirata <kazu@hxi.com>
8395 * predict.c: Fix formatting.
8396 * print-tree.c: Likewise.
8397 * protoize.c: Likewise.
8400 * sbitmap.h: Likewise.
8402 * sched-deps.c: Likewise.
8403 * sched-vis.c: Likewise.
8404 * sdbout.c: Likewise.
8405 * sibcall.c: Likewise.
8407 * ssa-ccp.c: Likewise.
8408 * ssa-dce.c: Likewise.
8410 * stor-layout.c: Likewise.
8411 * system.h: Likewise.
8413 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8415 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
8416 if fits in bounds of base type.
8418 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
8419 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
8420 (add_bound_info, default): If can't find a context, make a
8422 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
8424 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
8426 * c-typeck.c (parser_build_binary_op): If result from
8427 build_binary_op is ERROR_MARK just return error_mark_node without
8430 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
8432 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
8433 Split a.out-specific bits into...
8434 * config/netbsd-aout.h: ...this.
8435 * config/netbsd-elf.h: New file.
8436 * config/alpha/netbsd-elf.h: Remove.
8437 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
8438 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
8439 (STARTFILE_SPEC): Remove redundant definition.
8440 (ENDFILE_SPEC): Likewise.
8441 (LINK_SPEC): Likewise.
8442 (CPP_SPEC): Likewise.
8443 (ASM_SPEC): Likewise.
8444 (LIB_SPEC): Likewise.
8445 (SWITCH_TAKES_ARG): Likewise.
8446 (TARGET_MEM_FUNCTIONS): Likewise.
8447 (CPP_PREDEFINES): Redefine.
8448 (ASM_FINAL_SPEC): Remove redefinition.
8449 (ASM_COMMENT_START): Redefine.
8450 (FUNCTION_PROFILER): Define.
8451 (TARGET_VERSION): Redefine.
8452 Comment and formatting cleanup.
8453 * config/i386/netbsd.h: Include <netbsd-aout.h>.
8454 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
8455 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
8456 big- or little-endian.
8457 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
8458 * config.gcc (*-*-netbsd*): Add definitions common to all
8460 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
8461 gnu_ld definitions. Add netbsd-elf.h to and remove
8462 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
8463 tmake_file, and don't lose previous tmake_file contents.
8464 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
8465 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
8466 gnu_ld definitions. Add netbsd-elf.h to tm_file.
8467 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
8468 (mipsel-*-netbsd*): Rename this to...
8469 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
8470 mips/little.h to tm_file for mips*el-*.
8471 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
8472 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
8473 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
8475 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8477 * pa-protos.h (reg_before_reload_operand): New function prototype.
8478 * pa.c (reg_before_reload_operand): New function implementation.
8479 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
8482 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8484 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
8486 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8488 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
8489 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8490 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8491 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8492 (ENDFILE_SPEC): Undefine.
8493 (STARTFILE_SPEC): Redefine for PA.
8495 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8497 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8499 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8501 * config.gcc: Add entries to supported PowerPC --with-cpu
8504 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8506 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8507 true for 64-bit mode only SSE registers in 32-bit mode.
8509 2002-01-21 Kazu Hirata <kazu@hxi.com>
8511 * unwind-dw2.c: Fix formatting.
8512 * unwind-dw2-fde.c: Likewise.
8513 * unwind-dw2-fde.h: Likewise.
8514 * unwind-pe.h: Likewise.
8515 * varasm.c: Likewise.
8516 * varray.h: Likewise.
8518 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8520 Remove workaround for register stack overwrite bug in mmix.
8521 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8522 support for TARGET_REG_STACK_FILL_BUG.
8523 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8524 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8526 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8527 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8528 -mno-reg-stack-fill-bug-workaround.
8529 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8530 machine member has_call_without_parameters.
8531 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8532 -mreg-stack-fill-bug-workaround and
8533 -mno-reg-stack-fill-bug-workaround.
8534 (MMIX Options): Ditto.
8536 2002-01-21 Kazu Hirata <kazu@hxi.com>
8538 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8540 Remove redundant code.
8542 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8544 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8545 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8546 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8547 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8548 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8549 out target macro definitions and non-target-specific comments
8550 mostly taken from old versions of the manual.
8552 2002-01-20 Kazu Hirata <kazu@hxi.com>
8554 * config/h8300/h8300.h: Fix comment formatting.
8555 * config/ia64/aix.h: Likewise.
8556 * config/ia64/ia64-protos.h: Likewise.
8557 * config/ia64/ia64.c: Likewise.
8558 * config/ia64/ia64.h: Likewise.
8559 * config/ia64/ia64intrin.h: Likewise.
8560 * config/ia64/linux.h: Likewise.
8561 * config/ia64/unwind-aix.c: Likewise.
8562 * config/ia64/unwind-ia64.c: Likewise.
8564 2002-01-20 Kazu Hirata <kazu@hxi.com>
8566 * config/h8300/h8300.c: Revise comments about shift code.
8568 2002-01-20 Kazu Hirata <kazu@hxi.com>
8570 * config/h8300/h8300.c (function_arg): Update a comment.
8572 2002-01-20 Kazu Hirata <kazu@hxi.com>
8574 * config/h8300/h8300.md: Update the comments at the beginning
8577 2002-01-20 Kazu Hirata <kazu@hxi.com>
8579 * config/i370/i370.c: Fix comment formatting.
8580 * config/i370/i370.h: Likewise.
8581 * config/i370/i370.md: Likewise.
8582 * config/i370/linux.h: Likewise.
8584 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8586 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8588 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8589 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8592 2002-01-20 Graham Stott <grahams@redhat.com>
8594 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8596 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8598 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8600 2002-01-19 Tom Rix <trix@redhat.com>
8602 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8604 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8606 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8608 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8609 STARTING_FRAME_PHASE.
8610 (STARTING_FRAME_PHASE): New.
8611 (instantiate_virtual_regs): Check saneness of
8612 STARTING_FRAME_PHASE.
8614 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8616 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8618 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8620 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8622 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8623 be used for bootstrapping GCC 3.0.
8625 2002-01-18 Kazu Hirata <kazu@hxi.com>
8627 * config/h8300/h8300.md: Fix an insn length.
8629 2002-01-18 Kazu Hirata <kazu@hxi.com>
8631 * bitmap.h: Fix comment formatting.
8632 * combine.c: Likewise.
8633 * cppfiles.c: Likewise.
8634 * c-pragma.h: Likewise.
8635 * c-typeck.c: Likewise.
8637 * dwarf2out.c: Likewise.
8638 * function.c: Likewise.
8640 * genattrtab.c: Likewise.
8641 * gthr-win32.h: Likewise.
8642 * haifa-sched.c: Likewise.
8643 * predict.c: Likewise.
8644 * rtlanal.c: Likewise.
8646 * unwind-dw2-fde.h: Likewise.
8647 * unwind-pe.h: Likewise.
8648 * vmsdbgout.c: Likewise.
8650 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8652 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8653 if type_required and passed decl.
8655 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8657 * config.gcc (cpu_type): Include altivec.h in powerpc
8661 * config/rs6000/altivec.h: New.
8663 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8665 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8666 handling information.
8667 * doc/trouble.texi (Interoperation): Add libstdc++ information
8669 (Misunderstandings): Add template instantiation and static template
8670 member information for AIX.
8672 2002-01-17 Jason Merrill <jason@redhat.com>
8674 * dbxout.c (dbxout_type): Support const and volatile.
8676 * except.c (add_partial_entry): Remove backwards compatibility code.
8677 (end_protect_partials): Likewise.
8679 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8681 * config/ia64/ia64.md (prologue_use): New.
8682 * config/ia64/ia64.c (ia64_expand_prologue): Use
8683 gen_prologue_use instead of gen_rtx_USE.
8684 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8685 as CODE_FOR_pred_rel_mutex.
8686 (ia64_sched_reorder2): Likewise.
8688 2002-01-16 Eric Christopher <echristo@redhat.com>
8690 * config/mips/r3900.h: Reformat.
8691 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8692 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8693 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8694 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8695 * config/mips/t-elf: Remove mips3 multilib.
8697 2002-01-16 H.J. Lu <hjl@gnu.org>
8699 * config/mips/linux.h: Include "mips/abi64.h".
8701 2002-01-16 H.J. Lu <hjl@gnu.org>
8703 * config/mips/t-linux: New.
8705 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8707 * config/mips/linux.h: Don't include "gofast.h".
8708 (INIT_SUBTARGET_OPTABS): Removed.
8710 2002-01-16 Kazu Hirata <kazu@hxi.com>
8712 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8714 * config/h8300/h8300.c: Likewise.
8715 * config/h8300/h8300.md: Likewise.
8717 2002-01-16 Kazu Hirata <kazu@hxi.com>
8719 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8720 spaces after an opcode name.
8721 (pushqi1_h8300hs): Likewise.
8722 (pushhi1_h8300hs): Likewise.
8724 2002-01-16 Kazu Hirata <kazu@hxi.com>
8726 * doc/extend.texi: Replace "option" with "attribute"
8729 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8731 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8732 (and:DI () (const_int -8)).
8733 (split_small_symbolic_mem_operand): Split
8734 (mem (and:DI () (const_int -8)).
8736 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8739 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8740 same way as TYPE_IMUL.
8741 (ultrasparc_sched_reorder): Likewise.
8742 * config/sparc/sparc.md (type): Add comment to update
8743 ultrasparc_sched_reorder when making changes.
8745 2002-01-16 Kazu Hirata <kazu@hxi.com>
8747 * doc/invoke.texi: Change the dump file name of block
8748 reordering pass from 28.bbro to 29.bbro.
8751 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8753 * i386.md (minsf splitter): Fix pasto.
8755 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8757 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8758 to frame pointer initialisation instruction.
8759 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8760 initialisation instruction.
8761 (soft_df_operand): Do not accept the IP register.
8762 (nonimmediate_soft_df_operand): Do not accept the IP register.
8764 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8767 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8768 MASK_V8 being both set.
8770 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8772 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8773 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8774 config/s390/s390.md (call, call_value): Add GOT register to
8775 CALL_INSN_FUNCTION_USAGE where needed.
8776 (call_exp, call_value_exp): New.
8778 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8780 * config/arm/arm.c: General formatting tidy up.
8782 2002-01-16 Graham Stott <grahams@redhat.com>
8784 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8785 cast and when casting an integer literal to "rtx" pointer.
8786 (expand_call): Likewise.
8787 * flow.c (try_pre_increment): Likewise.
8788 (find_use_as_address): Likewise.
8789 * integrate.c (expand_iline_function): Likewise.
8790 * regmove.c (try_auto_increment): Likewise.
8792 2002-01-16 Graham Stott <grahams@redhat.com>
8794 * sched-rgn.c (passed): Use sbitmap_free.
8797 (in_queue): Likewise.
8798 (in_stack): Likewise.
8800 2002-01-15 Eric Christopher <echristo@redhat.com>
8802 * flow.c (propagate_one_insn): Change to use fatal_insn.
8804 2002-01-15 Kazu Hirata <kazu@hxi.com>
8806 * expmed.c (extract_fixed_bit_field): Remove unused code.
8807 * system.h: Poison SLOW_ZERO_EXTEND.
8808 * doc/tm.texi: Remove.
8809 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8810 * config/arm/arm.h: Likewise.
8811 * config/avr/avr.h: Likewise.
8812 * config/clipper/clipper.h: Likewise.
8813 * config/convex/convex.h: Likewise.
8814 * config/d30v/d30v.h: Likewise.
8815 * config/dsp16xx/dsp16xx.h: Likewise.
8816 * config/elxsi/elxsi.h: Likewise.
8817 * config/fr30/fr30.h: Likewise.
8818 * config/h8300/h8300.h: Likewise.
8819 * config/i370/i370.h: Likewise.
8820 * config/i386/i386.h: Likewise.
8821 * config/m68k/m68k.h: Likewise.
8822 * config/mips/mips.h: Likewise.
8823 * config/ns32k/ns32k.h: Likewise.
8824 * config/pdp11/pdp11.h: Likewise.
8825 * config/pj/pj.h: Likewise.
8826 * config/s390/s390.h: Likewise.
8827 * config/sh/sh.h: Likewise.
8828 * config/stormy16/stormy16.h: Likewise.
8829 * config/v850/v850.h: Likewise.
8830 * config/vax/vax.h: Likewise.
8831 * config/we32k/we32k.h: Likewise.
8833 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8835 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8836 (altivec_lvsl): Change constraint to b.
8837 (altivec_lvsr): Same.
8838 (altivec_lvebx): Same.
8839 (altivec_lvehx): Same.
8840 (altivec_lvewx): Same.
8841 (altivec_lvxl): Same.
8842 (altivec_lvx): Same.
8843 (altivec_stvx): Add parallel.
8844 (altivec_stvxl): Same.
8845 (altivec_stvehx): Same.
8846 (altivec_stvebx): Same.
8847 (altivec_stvebx): Same.
8849 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8851 * config.gcc: Change altivec.h to altivec-defs.h.
8853 * config/rs6000/altivec.h: Delete.
8855 * config/rs6000/altivec-defs.h: Add.
8857 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8859 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8862 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8863 less than or equal to eight bytes.
8865 * vax.md (andsi3): Remove constraints and change SET destination
8866 operand type to nonimmediate_operand.
8867 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8868 when it is a CONST_INT.
8870 2002-01-15 Jason Merrill <jason@redhat.com>
8872 * c-common.def (FILE_STMT): New code.
8873 * c-common.c (statement_code_p): It's a statement.
8874 * c-common.h (stmt_tree_s): Add x_last_filename.
8875 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8876 (last_expr_filename): New macro.
8877 * c-semantics.c (begin_stmt_tree): Initialize it.
8878 (add_stmt): If the filename changed, also insert a
8880 (expand_stmt): Handle seeing one.
8882 2002-01-15 Eric Christopher <echristo@redhat.com>
8884 * flow.c (propagate_one_insn): Add error message and print out
8887 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8889 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8890 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8891 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8892 TRAMPOLINE_ALIGNMENT.
8893 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8895 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8896 PCC_BITFIELD_TYPE_MATTERS.
8897 * config/interix.h (STDC_VALUE): Remove. Use
8898 STDC_0_IN_SYSTEM_HEADERS.
8899 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8900 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8901 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8903 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8905 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8906 not work on this platform currently.
8908 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8910 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8911 readonly_warning in _().
8913 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8915 * gcc.c (delete_if_ordinary): Backout previous change.
8917 2002-01-15 Kazu Hirata <kazu@hxi.com>
8919 * config/h8300/h8300.c (print_operand): Remove support for
8920 unused operand characters.
8922 * read-rtl.c: Fix formatting.
8924 * recog.c: Likewise.
8925 * regclass.c: Likewise.
8926 * regmove.c: Likewise.
8927 * reg-stack.c: Likewise.
8928 * reload1.c: Likewise.
8929 * rtlanal.c: Likewise.
8931 2002-01-15 Kazu Hirata <kazu@hxi.com>
8933 * config/i386/i386.c: Fix formatting.
8935 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8937 * c-typeck.c (process_init_element): Don't save_expr
8938 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8940 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8942 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8943 emit optional traceback table if optimize_size or TARGET_ELF.
8944 * config/rs6000/rs6000.md (prefetch): New.
8946 2002-01-15 Andreas Jaeger <aj@suse.de>
8948 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8950 2002-01-15 Kazu Hirata <kazu@hxi.com>
8952 * mips-tfile.c: Fix formatting.
8954 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8956 * unroll.c (final_reg_note_copy): Fix previous commit.
8958 2002-01-14 Kazu Hirata <kazu@hxi.com>
8960 * config/h8300/h8300-protos.h: Remove the prototype for
8962 * config/h8300/h8300.c (eq_operator): Remove.
8964 2002-01-14 Richard Henderson <rth@redhat.com>
8966 * config/i386/i386.md (prefetch): Tidy.
8967 (prefetch_3dnow): Fix locality operand.
8969 2002-01-14 Richard Henderson <rth@redhat.com>
8971 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8972 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8974 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8976 * reload1.c (reload_combine): Pass reg_sum replacement through
8977 copy_rtx in loop performing multiple changes.
8979 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8981 * except.c (remove_unreachable_regions): New.
8982 (free_eh_status): Clear exception_handler_labels.
8983 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8984 (find_exception_handler_labels): Don't add the same label more than
8986 (remove_exception_handler_label): Don't die if
8987 find_exception_handler_labels hasn't been called for the current
8990 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8992 * toplev.c (rest_of_compilation): Rebuild jump labels after
8995 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8997 * doc/extend.texi: Move documentation of X86 built-in functions
8999 * doc/invoke.texi: From here.
9000 * doc/sourcebuild.texi: Document location of documentation for
9001 machine built-in functions.
9003 2002-01-13 Christopher Faylor <cgf@redhat.com>
9005 * cppfiles.c (TEST_THRESHOLD): New macro.
9006 (SHOULD_MMAP): Ditto.
9007 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
9010 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
9012 * unroll.c (final_reg_note_copy): Properly handle
9014 (unroll_loops): Fix LOOP_CONDITION heuristics.
9016 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
9018 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
9019 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
9021 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
9023 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
9026 2002-01-14 Tom Rix <trix@redhat.com>
9028 * config/rs6000/rs6000.md: Fix typo with sradi.
9030 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
9032 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
9033 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
9034 (clrstrdi, clrstrsi): Adapt callers.
9036 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
9038 (movti splitter): Never use register 0 as base register.
9040 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9042 * combine.c (simplify_shift_const): Always generate new rtx
9043 for shift expression instead of reusing given expression.
9045 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9047 * config/alpha/alpha.c (alpha_expand_mov): Don't call
9048 alpha_legitimize_address unless mode is Pmode.
9050 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
9052 * doc/md.texi (Modifiers): Document the '*' constraint for the
9055 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
9056 * doc/extend.texi (Function Attributes): 'interrupt' is valid
9059 2002-01-13 Richard Henderson <rth@redhat.com>
9061 * reload.c (find_reloads): Use a hard reg destination as reload reg
9062 for an input reload of the source.
9064 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9066 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
9069 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
9071 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9072 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9074 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
9076 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9078 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
9080 2002-01-12 Tom Rix <trix@redhat.com>
9082 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
9085 2002-01-12 Richard Henderson <rth@redhat.com>
9087 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
9089 * doc/invoke.texi: Update Alpha options.
9091 * doc/invoke.texi: Update i386 built-in function lists.
9093 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
9095 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
9096 referencing outside.
9098 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9100 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
9101 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
9102 offsets, and change line folding.
9103 * optabs.c (expand_binop): Remove warnings.
9104 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
9106 2002-01-12 Graham Stott <grahams@redhat.com>
9108 * attribs.c (handle_deprecated_attribute): constify WHAT.
9109 * diagnostic.c (warn_deprecated_use): Add braces, fixes
9110 dangling else warning and constify WHAT.
9111 * except.h (struct function, struct inline_remap): Move
9112 struct tag forward defs before all prototypes.
9113 (duplicate_eh_regions): Whitespace.
9115 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
9117 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
9118 MODE_BASE_REG_CLASS.
9119 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
9121 2002-01-12 Richard Henderson <rth@redhat.com>
9123 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
9124 (ix86_expand_vector_move): New.
9125 (bdesc_2arg): Remove andps, andnps, orps, xorps.
9126 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
9127 Remove old prefetch builtins. Special case the logicals removed above.
9128 (ix86_expand_builtin): Likewise.
9129 (safe_vector_operand): Use V4SFmode, not TImode.
9130 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
9131 (ix86_expand_timode_binop_builtin): New.
9132 * config/i386/i386-protos.h: Update.
9133 * config/i386/i386.h (enum ix86_builtins): Update.
9134 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
9135 Use ix86_expand_vector_move in vector move expanders.
9136 (movti_internal, movti_rex64): Add xorps alternative.
9137 (sse_clrv4sf): Rename and adjust from sse_clrti.
9138 (prefetch): Don't work so hard.
9139 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
9140 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
9141 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
9143 2002-01-11 Richard Henderson <rth@redhat.com>
9145 * config/i386/mmintrin.h: New file.
9146 * config/i386/xmmintrin.h: New file.
9147 * config.gcc (i?86-*-*): Add extra_headers.
9148 * simplify-rtx.c (simplify_unary_operation): Handle saturating
9150 (simplify_binary_operation): Handle saturating arithmetic codes.
9151 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
9152 not the lowpart subreg.
9153 (ix86_expand_builtin): Return a TImode dummy register instead of 0
9155 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
9157 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9159 * conflict.c (conflict_graph_compute): Free regsets when finished.
9160 * ssa.c (compute_coalesced_reg_partition): Likewise.
9162 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9164 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
9165 every where we allocate a register.
9167 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9169 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
9170 * lcm.c (compute_earliest, compute_farthest): Likewise.
9172 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9174 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
9176 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9178 * doc/rtl.texi (Insns): Fix 2 typos.
9180 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
9182 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
9183 options. Use @table @gcctabopt for MMIX options. Add index
9184 entries for MMIX options. Start new paragraph with first
9185 heading of the machine-dependent options.
9187 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
9190 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
9191 * combine.c (force_to_mode): Same.
9192 * reload1.c (clear_reload_reg_in_use): Same.
9194 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
9196 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
9199 2002-01-11 Andreas Jaeger <aj@suse.de>,
9200 Brad Lucier <lucier@math.purdue.edu>
9202 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
9205 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
9207 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
9208 Protect with IN_LIBGCC.
9209 (LINK_EH_SPEC): Add required trailing space.
9211 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
9213 * c-tree.h: Move function declarations so that they are listed
9214 under the filename which contains them.
9215 (check_identifier, finish_decl_top_level,
9216 lookup_name_current_level_global, shadow_record_fields): Remove.
9218 2002-01-11 Andreas Jaeger <aj@suse.de>
9220 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
9223 2002-01-10 Richard Henderson <rth@redhat.com>
9225 * config/alpha/alpha.c (print_operand): Add 'J'.
9226 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
9227 new operand with the sequence number for the lituse. When splitting
9228 the insns, use gen_movdi_er_high_g and generate a sequence number.
9229 (gen_movdi_er_high_g): Print the sequence number if non-zero.
9231 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
9233 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
9234 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
9236 (altivec_expand_builtin): Same.
9237 (altivec_expand_stv_builtin): New.
9239 * config/rs6000/rs6000.h (rs6000_builtins): Same.
9241 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
9242 ("altivec_lvehx"): New.
9243 ("altivec_lvewx"): New.
9244 ("altivec_lvxl"): New.
9245 ("altivec_lvx"): New.
9246 ("altivec_stvx"): New.
9247 ("altivec_stvebx"): New.
9248 ("altivec_stvehx"): New.
9249 ("altivec_stvewx"): New.
9250 ("altivec_stvxl"): New.
9252 2002-01-10 Richard Henderson <rth@redhat.com>
9254 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
9255 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
9256 care not to delete instructions twice.
9258 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9260 * toplev.c: Don't declare environ (it's not used anywhere).
9261 * configure.in: Don't check for declaration of environ.
9262 * config/i386/xm-mingw32.h: Don't #define environ.
9263 * config.in, configure: Regenerate.
9265 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9267 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
9268 * configure: Regenerate.
9270 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
9271 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
9272 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
9274 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
9275 LIMITS_H_TEST here, not in m68k/x-next.
9276 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
9277 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
9279 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
9280 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
9281 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
9283 * config/i386/x-djgpp: Renamed i386/t-djgpp.
9284 * config/m88k/x-dolph: Renamed m88k/t-dolph.
9285 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
9286 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
9287 replacement of quadlib.asm with quadlib.c.
9289 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
9290 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
9291 config/rs6000/xm-beos.h: Delete file.
9293 * config.gcc: Update to match above changes.
9295 2002-01-10 Kazu Hirata <kazu@hxi.com>
9297 * config/h8300/h8300.h: Fix comment typos.
9298 * config/h8300/h8300.md: Likewise.
9299 * config/h8300/lib1funcs.asm: Likewise.
9301 2002-01-10 Dale Johannesen <dalej@apple.com>
9303 PR optimization/5269
9304 * unroll.c (precondition_loop_p): Make *increment be the correct
9305 sign when n_iterations known, to avoid confusing caller.
9307 2002-01-10 Kazu Hirata <kazu@hxi.com>
9309 * doc/extend.texi (deprecated): Fix a typo.
9311 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9313 * basic-block.h (update_br_prob_note): Declare.
9314 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9315 (try_forward_edges): Care negative frequencies and update note.
9316 (outgoing_edges_match): Tweek conditional merging heuristics.
9317 (try_crossjump_to_edge): use update_br_prob_note.
9318 * cfglayout.c (fixup_reorder_chain): Likewise.
9319 * cfrtl.c (update_br_prob_note): New.
9320 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9322 * i386.c (ix86_decompose_address): Return -1 if address contains
9324 (legitimate_address_p): Require ix86_decompose_address to return 1.
9326 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9327 (cprop_insn): Likewise.
9329 2002-01-10 Kazu Hirata <kazu@hxi.com>
9331 * toplev.c: Fix formatting.
9333 * tree-dump.c: Likewise.
9334 * unroll.c: Likewise.
9335 * unwind-dw2.c: Likewise.
9336 * unwind-dw2-fde.c: Likewise.
9337 * unwind-dw2-fde-glibc.c: Likewise.
9338 * unwind-sjlj.c: Likewise.
9340 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9342 * doc/invoke.texi: Document PDP-11 options.
9344 2002-01-10 Kazu Hirata <kazu@hxi.com>
9346 * config/h8300/h8300.h: Fix formatting.
9348 2002-01-10 Ira Ruben <ira@apple.com>
9350 Add __attribute__ ((deprecated)).
9351 * extend.texi: Document __attribute__ ((deprecated)).
9352 * invoke.texi: Document -Wno-deprecated-declarations.
9353 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9354 * testsuite/gcc.dg/deprecated.c: New C test.
9355 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9356 (c_common_attribute_table): Add "deprecated" entry.
9357 (handle_deprecated_attribute): New function.
9358 * c-decl.c (deprecated_states): New enum.
9359 deprecated_state: State of "deprecated" handling.
9360 (start_decl): Set deprecated_state based on attributes.
9361 (grokdeclarator): Test for deprecated uses, propagate attribute.
9362 * c-typeck.c (build_component_ref): Test for deprecated fields.
9363 (build_external_ref): Test for deprecated primaries.
9364 * diagnostic.c (warn_deprecated_use) New function to issue
9365 warnings about __attribute__ ((depricated)) references.
9366 * flags.h (warn_deprecated_decl): Extern declared for
9367 -W[no-]deprecated-declarations option.
9368 * print-tree.c (print_node): Show deprecated flag status.
9369 * toplev.c (warn_deprecated_decl): Defined.
9370 (W_options): Added "deprecated-declaration".
9371 * toplev.h (warn_deprecated_use): Extern declared.
9372 * tree.h (struct tree_common): Define deprecated_flag.
9373 (TREE_DEPRECATED): New macro to access flag.
9374 * cp/call.c (build_call): Test for deprecated calls.
9375 * cp/class.c (add_implicitly_declared_members): Set global
9376 flag to tell grokdeclarator to not issue deprecated warnings.
9377 * cp/cp-tree.h: Add extern for adding_implicit_members.
9378 * cp/decl.c (deprecated_states): New enum.
9379 (start_decl): Set deprecated_state based on attributes.
9380 (grokdeclarator): Test for deprecated uses, propagate attribute.
9381 * cp/lex.c (do_identifier): Test for deprecated primaries.
9382 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9384 2002-01-10 Ira Ruben <ira@apple.com>
9386 Fix to assign attributes to inline member functions.
9387 * cp/decl.c (start_method): Handle attrlist.
9389 2002-01-10 Kazu Hirata <kazu@hxi.com>
9391 * combine.c (expand_field_assignment): Use subreg_lsb().
9393 2002-01-10 David Edelsohn <edelsohn@gnu.org>
9395 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
9396 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
9397 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
9398 Recurse for any operand of AND as long as constant is non-zero.
9400 2002-01-10 Kazu Hirata <kazu@hxi.com>
9402 * config/h8300/h8300.md: Remove constraints from expanders.
9404 2002-01-10 Kazu Hirata <kazu@hxi.com>
9406 * varasm.c: Fix formatting.
9407 * varray.c: Likewise.
9408 * vmsdbgout.c: Likewise.
9409 * xcoffout.c: Likewise.
9411 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
9413 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
9414 update edge probabilities to match.
9416 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9418 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
9420 * doc/languages.texi, doc/sourcebuild.texi: New files.
9421 * doc/configfiles.texi: Make a subsubsection. Update.
9422 * doc/configterms.texi: Add @node. Remove warning that this isn't
9423 instructions for building GCC.
9424 * doc/makefile.texi: Make a subsection.
9425 * doc/gccint.texi: Update.
9427 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
9429 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
9431 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
9433 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
9435 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
9437 * optabs.c (expand_fix): Look for wider integer modes first.
9439 * i386.md (mov?f): Avoid the fake const double trick for medium
9441 (min?f*/max?f*): Prohibit memory operands for i387 variant.
9442 (fop_df_4): Disable for SSE compilation.
9444 2002-01-10 Graham Stott <grahams@redhat.com>
9446 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
9447 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
9449 2002-01-10 Richard Henderson <rth@redhat.com>
9451 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
9453 2002-01-10 Richard Henderson <rth@redhat.com>
9455 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
9456 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
9458 2002-01-10 Kazu Hirata <kazu@hxi.com>
9460 * combine.c (can_combine_p): Fix a comment typo.
9462 2002-01-09 Zack Weinberg <zack@codesourcery.com>
9464 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
9465 empty list correctly. Change loop index $t to $f for
9466 consistency with rest of Makefile.
9468 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
9470 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
9471 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9473 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
9474 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
9475 (altivec_init_builtins): Same.
9476 (altivec_expand_unop_builtin): Return NULL_RTX on error.
9477 (altivec_expand_binop_builtin): Same.
9478 (altivec_expand_ternop_builtin): Same.
9481 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
9482 ("altivec_vctuxs"): Fix typo.
9483 ("altivec_vnmsubfp"): Same.
9484 ("altivec_dssall"): New.
9485 ("altivec_mfvscr"): New.
9486 ("altivec_dss"): New.
9487 ("altivec_lvsl"): New.
9488 ("altivec_lvsr"): New.
9489 ("altivec_dstt"): New.
9490 ("altivec_dstst"): New.
9491 ("altivec_dststt"): New.
9492 ("altivec_dst"): New.
9494 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9495 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9497 2002-01-09 Richard Henderson <rth@redhat.com>
9499 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9501 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9503 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9505 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9507 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9509 2002-01-09 Kazu Hirata <kazu@hxi.com>
9511 * read-rtl.c: Fix formatting.
9513 * regclass.c: Likewise.
9514 * regrename.c: Likewise.
9515 * reg-stack.c: Likewise.
9516 * reload1.c: Likewise.
9517 * reload.c: Likewise.
9520 2002-01-09 Kazu Hirata <kazu@hxi.com>
9522 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9523 to extract items in the expr_list chain.
9525 2002-01-09 Richard Henderson <rth@redhat.com>
9527 * config/vax/vax.c (vax_rtx_cost): Never abort.
9529 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9531 2002-01-09 Jan Hubicka <jh@suse.cz>
9533 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9535 2002-01-09 Richard Henderson <rth@redhat.com>
9537 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9538 Unify code from various alternatives.
9540 2002-01-09 Richard Henderson <rth@redhat.com>
9542 * regrename.c (copy_value): Ignore the copy if the source register
9543 is present in the value chain with a narrower mode.
9545 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9547 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9548 for the c4x target. Also improve layout.
9550 2002-01-09 Richard Henderson <rth@redhat.com>
9552 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9553 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9554 to match insn patterns.
9556 2002-01-09 Richard Henderson <rth@redhat.com>
9558 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9559 (copyprop_hardreg_forward_1): Likewise.
9561 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9563 * pa.md (decrement_and_branch_until_zero): Change predicate for
9564 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9566 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9568 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9569 gets undefined. For Darwin.
9571 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9573 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9575 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9577 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9579 2002-01-08 Richard Henderson <rth@redhat.com>
9581 * regrename.c (copy_value): Ignore overlapping copies.
9583 2002-01-08 Richard Henderson <rth@redhat.com>
9585 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9586 as needed to avoid shared structure.
9588 2002-01-08 Kazu Hirata <kazu@hxi.com>
9590 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9593 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9595 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9596 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9597 documentation of obsolete macros.
9598 * system.h: Poison these macros.
9599 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9600 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9601 config/c4x/c4x.h, config/clipper/clipper.h,
9602 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9603 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9604 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9605 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9606 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9607 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9608 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9609 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9610 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9611 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9612 config/sparc/sparc.h, config/stormy16/stormy16.h,
9613 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9614 definitions and commented out definitions of obsolete macros.
9615 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9616 of MAX_INT_TYPE_SIZE.
9618 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9620 * config/s390/s390.c (s390_preferred_reload_class): Never
9621 return ADDR_REGS if it isn't a subset of the given class.
9622 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9623 FP_REGS, but all superclasses as well.
9625 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9627 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9628 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9629 must not be a const_int.
9631 2002-01-08 Richard Henderson <rth@redhat.com>
9633 * Makefile.in (toplev.o): Depend on options.h.
9634 (gcc.o): Depend on specs.h.
9636 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9638 * expr.c (store_expr): Convert VOIDmode constants back to target's
9641 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9643 * doc/invoke.texi: Markup gcc as @command. Refer to
9644 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9645 of http://gcc.gnu.org/thanks.html.
9647 2002-01-08 Dale Johannesen <dalej@apple.com>
9649 * config/rs6000/rs6000.md: Add missing int register
9650 target case to movdf_low.
9652 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9654 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9655 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9656 (cppinit.o): Depend on except.h.
9657 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9658 s-specs): New rules.
9660 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9661 Don't create specs.h/options.h/gencheck.h here. Remove
9662 unnecessary variable settings from last argument of AC_OUTPUT.
9663 * config.in, configure: Regenerate.
9664 * intl.c: Hardcode package name as "gcc".
9666 * cppinit.c: Include except.h.
9667 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9669 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9670 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9671 (!)USING_SJLJ_EXCEPTIONS.
9672 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9674 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9676 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9677 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9678 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9679 documentation of obsolete macros.
9680 * system.h: Poison these macros.
9681 * config/d30v/d30v.h, config/ns32k/encore.h,
9682 config/stormy16/stormy16.h: Remove definitions and commented out
9683 definitions of obsolete macros.
9685 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9687 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9688 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9691 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9693 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9694 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9695 to insn adjusting stack/frame pointer.
9696 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9697 accept operands that cause the insn to be non-splittable.
9699 2002-01-08 Graham Stott <grahams@redhat.com>
9701 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9702 (C_TYPE_FIELDS_VOLATILE): Likewise.
9703 (C_TYPE_BEING_DEFINED): Likewise.
9704 (C_IS_RESERVED_WORD): Likewise.
9705 (C_TYPE_VARIABLE_SIZE): Likewise.
9706 (C_DECL_VARIABLE_SIZE): Likewise.
9707 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9708 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9709 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9711 (C_DECL_ANTICIPATED): Likewise.
9712 (c_build_type_variant): Add parenthesis.
9714 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9716 * gcc.c (option_map): Remove --version.
9717 (process_command): Handle -fversion following the GNU Coding
9718 Standards. Partially addresses PR other/704.
9720 2002-01-08 Graham Stott <grahams@redhat.com>
9722 * combine.c (combine_instructions): Fix typo.
9724 2002-01-08 Graham Stott <grahams@redhat.com>
9726 * debug.h: Use "tree" and "rtx" throughout.
9728 * debug.c: Likewise.
9730 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9732 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9733 constant pool, use the pool's version of the symbol instead.
9735 2002-01-07 Richard Henderson <rth@redhat.com>
9737 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9738 the original register was copied in a mode with a fewer number of
9739 hard registers than the desired mode.
9740 (copyprop_hardreg_forward_1): Likewise.
9741 (debug_value_data): Fix loop test.
9742 * toplev.c (parse_options_and_default_flags): Reenable
9743 -fcprop-registers at -O1.
9745 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9747 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9748 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9750 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9753 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9755 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9757 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9758 (pa_output_function_prologue): Output local label at the beginning of
9759 the prologue when profiling.
9760 (hppa_profile_hook): Use the local label rather than the function label.
9761 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9763 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9765 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9766 (altivec_expand_unop_builtin): Fix thinko.
9767 (altivec_expand_binop_builtin): Same.
9768 (altivec_expand_ternop_builtin): Same.
9769 (altivec_expand_builtin): Same.
9771 2002-01-07 Richard Henderson <rth@redhat.com>
9773 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9775 2002-01-07 Jason Merrill <jason@redhat.com>
9777 * unwind-dw2.c (execute_cfa_program): Use < again.
9779 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9781 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9783 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9785 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9786 Don't allow -1 - x -> ~x simplifications in the first pass.
9788 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9790 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9792 (altivec_expand_binop_builtin): Same.
9793 (altivec_expand_unop_builtin): Same.
9794 (print_operand): Fix typo.
9795 (bdesc_1arg): Add vupk* variants.
9797 * rs6000.h (rs6000_builtins): Add vupk* enums.
9799 * rs6000.md: Add altivec_vupk* variants.
9801 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9803 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9804 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9805 and last update dates.
9807 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9809 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9811 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9813 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9814 * config/avr/avr.h (CPP_SPEC): Likewise.
9815 (LINK_SPEC): Likewise.
9816 (CRT_BINUTILS_SPECS): Likewise.
9817 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9818 * doc/invoke.texi (AVR Options): Document them.
9820 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9822 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9825 2002-01-07 Graham Stott <grahams@redhat.com>
9827 * config/i386/i386.h: Update copyright date.
9828 (HALF_PIC_PTR): Add parenthesis.
9829 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9830 (CONSTANT_ALIGNMENT): Add parenthesis.
9831 (DATA_ALIGNMENT): Likewise.
9832 (LOCAL_ALIGNMENT): Likewise.
9833 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9834 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9835 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9836 (HARD_REGNO_NREGS): Add paranethesis.
9837 (VALID_SSE_REG_MODE): Whitespace.
9838 (VALID_MMX_REG_MODE): Whitespace.
9839 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9840 (ix86_hard_regno_mode_ok): Add parenthesis.
9841 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9842 (RETURN_IN_MEMORY): Whitespace.
9843 (N_REG_CLASSES): Add parenthesis.
9844 (INTEGER_CLASS_P): Add parenthesis and wrap.
9845 (FLOAT_CLASS_P): Likewise.
9846 (SSE_CLASS_P): Likewise.
9847 (MMX_CLASS_P): Likewise.
9848 (MAYBE_INTEGER_CLASS_P): Likewise.
9849 (MAYBE_FLOAT_CLASS_P): Likewise.
9850 (MAYBE_SSE_CLASS_P): Likewise.
9851 (MAYBE_MMX_CLASS_P): Likewise.
9852 (Q_CLASS_P): Likewise.
9853 (GENERAL_REGNO_P): Uppercase macro parameter.
9854 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9855 (FP_REGNO_P): Likewise.
9856 (ANY_FP_REGNO_P): Uppercase macro parameter.
9857 (SSE_REGNO_P): Likewise.
9858 (SSE_REGNO): Likewise.
9859 (SSE_REG_P): Likewise.
9860 (SSE_FLOAT_MODE_P): Likewise.
9861 (MMX_REGNO_P): Likewise.
9862 (MMX_REG_P):Likewise.
9863 (STACK_REG_P): Likewise.
9864 (NON_STACK_REG_P): Likewise.
9865 (STACK_TOP_P): Likewise.
9866 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9867 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9868 (SECONDARY_MEMORY_NEEDED): Likewise.
9869 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9870 (MD_ASM_CLOBBERS): Whitespace and wrap.
9871 (MUST_PASS_IN_STACK): Whitespace and wrap.
9872 (RETURN_POPS_ARGS): Add parenthesis.
9873 (INIT_CUMULATIVE_ARGS): Likewise.
9874 (FUNCTION_ARG): Likewise.
9875 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9876 (SETUP_INCOMING_VARARGS): Likewise.
9877 (BUILD_VA_LIST_TYPE): Add parenthesis.
9878 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9880 (EXPAND_BUILTIN_VA_ARG): Likewise.
9881 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9882 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9883 (INITIAL_ELIMINATION_OFFSET): Likewise.
9884 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9885 (REGNO_OK_FOR_BASE_P): Likewise.
9886 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9887 (REGNO_OK_FOR_DIREG_P): Likewise.
9888 (REG_OK_FOR_INDEX_P): Whitespace.
9889 (REG_OK_FOR_BASE_P): Whitespace.
9890 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9892 (FIND_BASE_TERM): Fix typo.
9893 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9894 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9895 (SYMBOLIC_CONST; Whitespace.
9896 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9897 (ENCODE_SECTION_INFO): Whitespace.
9898 (FINALIZE_PIC): Remove do { ... } while (0).
9899 (PROMOTE_MODE): Wrap in do { ... } while (0).
9900 (CONST_COSTS): Whitespace.
9901 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9902 (REGISTER_MOVE_COST): Add parenthesis.
9903 (MEMORY_MOVE_COST): Likewise.
9904 (EXTRA_CC_MODES): Whitespace.
9905 (SELECT_CC_MODE): Add parenthesis and whitespace.
9906 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9907 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9908 (ASM_OUTPUT_LABEL): Add paramethesis.
9909 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9910 (ASM_OUTPUT_REG_POP): Likewise.
9911 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9912 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9914 * config/i386/i386.c: Update copyright.
9915 (CHECK_STACK_LIMIT): Add parenthesis.
9916 (AT_BP): Uppercase macro parameter.
9917 (x86_64_int_parameter_registers): Constify.
9918 (x86_64_int_return_registers): Likewise.
9919 (ix86_compare_op0): Use rtx.
9920 (construct_container): Constify INTREG parameter.
9921 (function_arg): Use rtx.
9923 * diagnostic.h: Update copyright date.
9924 (output_buffer_state): Add parenthesis.
9925 (output_buffer_format_args): Likewise.
9927 * combine.c (combine_instructions): Replace XEXP (links, 0)
9930 2002-01-06 H.J. Lu <hjl@gnu.org>
9932 * cfgcleanup.c (thread_jump): Fix 2 typos.
9934 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9936 * config.gcc: Add support for --enable-altivec.
9938 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9940 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9942 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9944 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9945 __objc_class_name_*.
9947 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9949 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9951 2002-01-06 Richard Henderson <rth@redhat.com>
9953 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9954 nop them out. Increment label reference count for REG_LABEL.
9955 (fill_slots_from_thread): Frob label reference count around
9956 delete_related_insns.
9958 2002-01-05 Richard Henderson <rth@redhat.com>
9960 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9963 2002-01-05 Richard Henderson <rth@redhat.com>
9965 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9966 * integrate.c (output_inline_function): Likewise.
9967 * toplev.c (rest_of_compilation): Do it here instead. Move call
9968 to remove_unnecessary_notes after emitting abstract instance.
9969 Force an emitted nested function to have its parent emited as well.
9970 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9972 (rtl_for_decl_location): Do not look at reload data structures
9973 before reload has run.
9975 2002-01-05 Kazu Hirata <kazu@hxi.com>
9977 * cse.c: Fix formatting.
9978 * dwarf2asm.c: Likewise.
9979 * dwarf2out.c: Likewise.
9980 * explow.c: Likewise.
9981 * expmed.c: Likewise.
9982 * function.c: Likewise.
9984 * gencheck.c: Likewise.
9985 * genrecog.c: Likewise.
9986 * ggc-common.c: Likewise.
9987 * ggc-page.c: Likewise.
9988 * global.c: Likewise.
9990 2002-01-05 Kazu Hirata <kazu@hxi.com>
9992 * combine.c: Fix formatting.
9994 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9997 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9999 2002-01-05 David Edelsohn <edelsohn@gnu.org>
10001 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
10002 as 1 for __powerpc64__ as well.
10004 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
10006 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
10009 2002-01-05 Daniel Berlin <dan@dberlin.org>
10011 * lcm.c: Revert change, due to performance regression it causes on
10012 SPEC because it's slightly more conservative (sigh, I hate
10015 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
10017 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
10019 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10021 * doc/cppinternals.texi: Update.
10023 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
10025 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
10026 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
10028 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
10029 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
10030 kludge for pre-october-14th mmix versions to handle new-found bug
10031 with PUSHJ/PUSHGO and the register stack.
10032 * config/mmix/mmix.h (struct machine_function): Rename member
10033 has_call_value_without_parameters to has_call_without_parameters.
10034 All referers changed.
10035 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
10036 TARGET_MASK_BRANCH_PREDICT): New macros.
10037 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
10038 -mno-reg-stack-fill-bug-workaround.
10039 * config/mmix/mmix.md ("call"): Set struct machine member
10040 has_call_without_parameters.
10042 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
10044 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
10046 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
10048 * cfgcleanup.c: Include tm_p.h
10049 (mark_effect): Fix handling of hard register; fix handling of SET
10051 2002-01-04 Kazu Hirata <kazu@hxi.com>
10053 * config/h8300/h8300.md (anonymous patterns): Check that
10054 operands are registers before using REGNO on them.
10056 2002-01-03 Roland McGrath <roland@frob.com>
10058 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
10060 2002-01-04 Jakub Jelinek <jakub@redhat.com>
10062 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
10063 * c-common.h (genrtl_expr_stmt_value): Likewise.
10064 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
10065 (expand_expr_stmt_value): Add maybe_last argument.
10066 Don't warn about statement with no effect if it is the last statement
10067 in expression statement.
10068 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
10069 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
10070 expand_expr_stmt_value.
10071 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
10072 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
10073 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
10074 as maybe_last to expand_expr_stmt_value.
10076 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
10078 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
10079 be passed in, do not build it.
10080 (c_begin_if_stmt): New function.
10081 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10082 * c-common.h (c_expand_start_cond): Update prototype.
10083 (c_begin_if_stmt): Prototype new function.
10084 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10085 * c-parse.in (if_prefix): Use c_begin_if_stmt,
10086 c_begin_while_stmt and c_finish_while_stmt_cond.
10088 2002-01-04 William Cohen <wcohen@redhat.com>
10090 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
10091 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10092 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10093 * config/pa/som.h (ASM_FILE_START): Likewise.
10095 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
10097 * lcm.c: Include df.h.
10098 Add available_transfer_function prototype.
10099 (compute_available): Rework to use iterative dataflow framework.
10100 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
10101 with bb_info in df.h
10102 (available_transfer_function): New function.
10104 * Makefile.in (lcm.o): add df.h to dependencies.
10106 2002-01-04 Richard Henderson <rth@redhat.com>
10108 * config/alpha/alpha.c (some_operand): Accept HIGH.
10109 (input_operand): Likewise; accept simple references to globals.
10110 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
10111 (alpha_const_double_ok_for_letter_p): Likewise.
10112 (alpha_extra_constraint): Likewise.
10113 (alpha_preferred_reload_class): Likewise. Do not force
10114 symbolic constants to memory.
10115 (alpha_legitimate_address_p): Accept simple references
10116 to small_symbolic_operand.
10117 (alpha_legitimize_address): New arg scratch. Be prepared to be
10118 called when no_new_pseudos. Emit simple symbolic references.
10119 Split integers into low, high, and rest.
10120 (alpha_expand_mov): Use alpha_legitimize_address.
10121 (some_small_symbolic_mem_operand): New.
10122 (split_small_symbolic_mem_operand): New.
10123 * config/alpha/alpha-protos.h: Update.
10124 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
10125 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10126 (EXTRA_CONSTRAINT): Likewise.
10127 (PREFERRED_RELOAD_CLASS): Likewise.
10128 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
10129 (PREDICATE_CODES): Update.
10130 * config/alpha/alpha.md: New post-reload splitters to convert
10131 simplfied symbolic operands to the form that references $29.
10132 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
10133 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
10135 2002-01-03 Richard Henderson <rth@redhat.com>
10137 * local-alloc.c (function_invariant_p): Update commentary.
10139 2002-01-04 H.J. Lu <hjl@gnu.org>
10141 * toplev.c (rest_of_compilation): Fix a typo when calling
10144 2002-01-03 Kazu Hirata <kazu@hxi.com>
10146 * c-common.c: Fix formatting.
10147 * diagnostic.c: Likewise.
10148 * doloop.c: Likewise.
10149 * dwarf2out.c: Likewise.
10151 2002-01-03 Kazu Hirata <kazu@hxi.com>
10153 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
10154 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
10156 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10158 * cpperror.c: Update comments and copyright.
10159 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
10160 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
10162 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10164 * collect2.c (main): Use strcmp when testing for "-shared".
10166 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10168 * cppmacro.c: Don't include intl.h. Update comments.
10169 (new_number_token): Allocate enough buffer for 64-bit unsigned
10170 integers; update prototype.
10171 * cppmain.c: Update comments.
10173 2002-01-03 William Cohen <wcohen@redhat.com>
10175 * function.h (struct function): Add profile.
10176 (current_function_profile): New.
10177 doc/extend.texi: Update documentation.
10178 * final.c (final_start_function): Use current_function_profile
10179 instead of profile_flag.
10180 (profile_after_prologue): Likewise.
10181 * function.c (expand_function_start): Likewise.
10182 (expand_function_start): Likewise.
10183 * config/alpha/alpha.c (direct_call_operand):
10184 (alpha_does_function_need_gp): Likewise.
10185 (alpha_expand_prologue): Likewise.
10186 * config/arm/arm.c (arm_expand_prologue): Likewise.
10187 thumb_expand_prologue: Likewise.
10188 * config/d30v/d30v.c (d30v_stack_info): Likewise.
10189 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
10190 (fr30_expand_prologue): Likewise.
10191 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
10192 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
10193 * config/i386/i386.h (FINALIZE_PIC): Likewise.
10194 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10195 * config/i960/i960.c (i960_output_function_prologue): Likewise.
10196 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10197 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
10198 (m32r_expand_prologue): Likewise.
10199 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
10200 (m88k_expand_prologue): Likewise.
10201 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
10202 * config/mips/mips.c (compute_frame_size): Likewise.
10203 (mips_expand_prologue): Likewise.
10204 (mips_can_use_return_insn): Likewise.
10205 * config/pa/elf.h (ASM_FILE_START): Likewise.
10206 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10207 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10208 * config/pa/som.h (ASM_FILE_START): Likewise.
10209 * config/romp/romp.c (romp_using_r14): Likewise.
10210 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
10211 (rs6000_stack_info): Likewise.
10212 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10213 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
10214 * config/v850/v850.c (compute_register_save_size): Likewise.
10216 2002-01-03 Jakub Jelinek <jakub@redhat.com>
10218 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
10219 gen_lowpart_common fails, use gen_lowpart_SUBREG.
10221 2002-01-03 Turly O'Connor <turly@apple.com>
10223 * darwin.c (machopic_output_possible_stub_label): Don't generate
10224 stub routines for pseudo-stubs which we've just defined.
10226 2002-01-03 Kazu Hirata <kazu@hxi.com>
10228 * builtins.c: Fix formatting.
10229 * c-typeck.c: Likewise.
10230 * combine.c: Likewise.
10231 * expr.c: Likewise.
10232 * loop.c: Likewise.
10234 2002-01-03 Andreas Schwab <schwab@suse.de>
10236 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
10237 and return true if _cpp_push_next_buffer pushed a new include
10239 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
10240 _cpp_pop_file_buffer did not push a new file.
10241 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
10243 2002-01-02 Eric Christopher <echristo@redhat.com>
10245 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
10246 FIND_REG_INC_NOTE call. Update copyright.
10247 * loop.c (canonicalize_condition): Ditto.
10248 * reorg.c (delete_scheduled_jump): Ditto.
10250 2002-01-03 Kazu Hirata <kazu@hxi.com>
10252 * gcse.c: Fix formatting.
10254 2002-01-03 Graham Stott <grahams@redhat.com>
10256 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
10257 forward defs for struct tags rtx_def, union_tree, rtvec_def
10258 also output corresponding typedefs for rtx, tree, and rtvec.
10260 * system.h: Move forward defs for struct tags rtx_def, union_tree,
10261 rtvec_def along with corresponding typedefs for rtx, tree, and
10262 rtvec to config.h, hconfig.h, tconfig.h.
10264 2002-01-03 Graham Stott <grahams@redhat.com>
10266 * tree.h: Update copyright date.
10267 (IS_EXPR_CODE_CLASS): Add parenthesis.
10268 (TREE_SET_CODE): Add whitespace.
10269 (TREE_CHECK): Add parenthesis.
10270 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
10271 (CST_OR_CONSTRUCTOR_CHECK):
10272 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
10273 (TREE_SYMBOL_REFERENCED): Whitespace.
10274 (INT_CST_LT): Likewise.
10275 (INT_CST_LT_UNSIGNED): Likewise.
10276 (tree_real_cst): Unwrap comment.
10277 (tree_string): Likewise.
10278 (tree_complex): Likewise.
10279 (IDENTIFIER_POINTER): correct cast.
10280 (SAVE_EXPR_CONTEXT): Whitespace.
10281 (EXPR_WFL_FILENAME_NODE): Likewise.
10282 (EXPR_WFL_FILENAME): Remove parenthesis.
10283 (DECL_ORIGIN): Add parenthesis.
10284 (DECL_FROM_INLINE): Use NULL_TREE.
10285 (build_int_2): Whitespace.
10286 (build_type_variant): Add parenthesis.
10288 * gcc/jcf-parse.c: Update copyright date.
10289 (yyparse): Constify resource_filename.
10291 2002-01-03 Graham Stott <grahams@redhat.com>
10293 * rtl.h: Update copyright date.
10294 (RTL_CHECK1): Wrap long line.
10295 (RTL_CHECK2): Likewise.
10296 (RTL_CHECKC1): Wrap long line and whitespace.
10297 (RTL_CHECKC2): Likewise.
10298 (XWINT): Whitespace.
10304 (XBITMAP): Likewise.
10306 (XBBDEF): Likewise.
10308 (X0WINT): Likewise.
10310 (X0UINT): Likewise.
10314 (X0MODE): Likewise.
10315 (X0BITMAP): Likewise.
10316 (X0TREE): Likewise.
10317 (X0BBDEF): Likewise.
10318 (X0ADVFLAGS): Likewise.
10319 (X0CSELIB): Likewise.
10320 (X0MEMATTR): Likewise.
10321 (XCWINT): Likewise.
10323 (XCUINT): Likewise.
10327 (XCMODE): Likewise.
10328 (XCBITMAP): Likewise.
10329 (XCTREE): Likewise.
10330 (XCBBDEF): Likewise.
10331 (XCADVFLAGS): Likewise.
10332 (XCCSELIB): Likewise.
10333 (XC2EXP): Likewise.
10334 (INSN_UID): Likewise.
10335 (PREV_INSN): Likewise.
10336 (PATTERN): Likewise.
10337 (INSN_CODE): Likewise.
10338 (PUT_REG_NOTE_KIND): Likewise.
10339 (CODE_LABEL_NUMBER): Likewise.
10340 (NOTE_SOURCE_FILE): Likewise.
10341 (NOTE_BLOCK): Likewise.
10342 (NOTE_EH_HANDLER): Likewise.
10343 (NOTE_RANGE_INFO): Likewise.
10344 (NOTE_LIVE_INFO): Likewise.
10345 (NOTE_BASIC_BLOCK): Likewise.
10346 (NOTE_EXPECTED_VALUE): Likewise.
10347 (NOTE_LINE_NUMBER): Likewise.
10348 (LABEL_NAME): Likewise.
10349 (LABEL_NUSES): Likewise.
10350 (LABEL_ALTERNATE_NAME): Likewise.
10351 (ADDRESSOF_DECL): Likewise.
10352 (JUMP_LABEL): Likewise.
10353 (LABEL_NEXTREF): Likewise.
10355 (ORIGINAL_REGNO: Likewise.
10356 (HARD_REGISTER_NUM_P): Add parenthesis.
10357 (SUBREG_REG): Whitespace.
10358 (SUBREG_BYTE): Likewise.
10359 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10360 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10361 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10362 (ASM_OPERANDS_INPUT_VEC): Likewise.
10363 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10364 (ASM_OPERANDS_INPUT): Likewise.
10365 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10366 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10367 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10368 (ASM_OPERANDS_INPUT_MODE): Likewise.
10369 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10370 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10371 (MEM_SET_IN_STRUCT_P): Minor reformat.
10372 (TRAP_CONDITION): Whitespace.
10373 (TRAP_CODE): Likewise.
10374 (COND_EXEC_TEST): Likewise.
10375 (COND_EXEC_CODE): Likewise.
10376 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10377 (PHI_NODE_P): Add parenthesis.
10378 (plus_constant): Whitespace and add parenthesis.
10380 2002-01-03 Kazu Hirata <kazu@hxi.com>
10382 * config/avr/avr.c: Fix comment typos.
10383 * config/c4x/c4x.md: Likewise.
10384 * config/dsp16xx/dsp16xx.h: Likewise.
10385 * config/dsp16xx/dsp16xx.md: Likewise.
10386 * config/i386/i386.md: Likewise.
10387 * config/ia64/ia64.c: Likewise.
10388 * config/m32r/m32r.h: Likewise.
10389 * config/m68hc11/m68hc11.md: Likewise.
10390 * config/mmix/mmix.c: Likewise.
10391 * config/mn10200/mn10200.c: Likewise.
10392 * config/romp/romp.c: Likewise.
10393 * config/sh/sh.c: Likewise.
10394 * config/stormy16/stormy16.c: Likewise.
10395 * config/stormy16/stormy16.h: Likewise.
10396 * config/stormy16/stormy16.md: Likewise.
10398 2002-01-03 Graham Stott <grahams@redhat.com>
10400 * loop.h: Update copyright date.
10401 (LOOP_MOVABLES): Fix typo.
10402 (LOOP_REGS): Likewise.
10403 (LOOP_IVS): Likewise.
10405 2002-01-03 Graham Stott <grahams@redhat.com>
10407 * cppinit.c: Update copyright date.
10408 Don't include output.h
10409 * Makefile.in: Update copyright date.
10412 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
10415 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
10416 (-pthread) Add to RS/6000 options.
10418 2002-01-02 Kazu Hirata <kazu@hxi.com>
10420 * except.c: Fix comment typos.
10421 * loop.c: Likewise.
10422 * varasm.c: Likewise.
10423 * doc/tm.texi: Fix a typo.
10425 2002-01-02 Jakub Jelinek <jakub@redhat.com>
10427 * c-typeck.c (output_init_element): Allow initializing static storage
10428 duration objects with compound literals.
10430 2002-01-02 Richard Henderson <rth@redhat.com>
10432 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
10435 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10437 * gcc.c (default_compilers): Const-ify.
10438 * mips-tdump.c (stab_names): Likewise.
10439 * mips-tfile.c (map_coff_types, map_coff_storage,
10440 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
10441 pseudo_ops_t, pseudo_ops): Likewise.
10442 * protoize.c (default_include): Likewise
10444 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
10445 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
10446 Add array size in declaration.
10447 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
10448 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
10449 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
10450 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
10451 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
10452 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
10453 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
10454 emtens, make_nan): Const-ify.
10455 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
10456 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
10458 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
10460 * config.gcc (ia64-*-*): Set extra_headers.
10461 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
10462 * config/alpha/t-osf: Remove.
10463 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
10465 2002-01-02 David Edelsohn <edelsohn@gnu.org>
10467 * config/rs6000/t-aix43: Revert previous change.
10469 2002-01-02 Jason Merrill <jason@redhat.com>
10471 * c-decl.c (c_expand_body): Call outlining_inline_function when
10472 emitting an inline function out of line.
10474 2002-01-02 Richard Henderson <rth@redhat.com>
10476 * dwarf2out.c (limbo_die_node): Add created_for member.
10477 (new_die): New argument created_for. Update all callers.
10478 (mark_limbo_die_list): New.
10479 (dwarf2out_init): Register limbo_die_list as a root.
10480 (dwarf2out_finish): Force insert limbo dies into their function
10483 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
10486 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
10488 2002-01-02 Kazu Hirata <kazu@hxi.com>
10490 * config/h8300/fixunssfsi.c: Update copyright.
10493 * config/h8300/h8300.c: Update copyright.
10494 Eliminate warnings.
10496 2002-01-02 Kazu Hirata <kazu@hxi.com>
10498 * config/romp/romp.c: Fix comment formatting.
10499 * config/romp/romp.h: Likewise.
10500 * config/romp/romp.md: Likewise.
10501 * config/s390/s390.c: Likewise.
10502 * config/stormy16/stormy16.c: Likewise.
10503 * config/stormy16/stormy16.h: Likewise.
10505 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10507 * c-common.h (genrtl_expr_stmt_value): Declare.
10508 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10509 (genrtl_goto_stmt_value): ... this new function. Pass new
10510 argument down to expand_expr_stmt_value, taking
10511 TREE_ADDRESSABLE into account.
10512 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10513 STMT_EXPR as addressable, i.e., one whose result we want.
10514 * expr.c (expand_expr): Don't save expression statement value
10515 of labeled_blocks or loop_exprs.
10516 * stmt.c (expand_expr_stmt): Redirect to...
10517 (expand_expr_stmt_value): ... this new function. Use new
10518 argument to tell whether to save expression value.
10519 (expand_end_stmt_expr): Reset last_expr_type and
10520 last_expr_value if we don't have either.
10521 * tree-inline.c (declare_return_variable): Mark its use
10522 statement as addressable.
10523 * tree.h: Document new use of TREE_ADDRESSABLE.
10524 (expand_expr_stmt_value): Declare.
10526 2002-01-01 Tom Rix <trix@redhat.com>
10528 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10529 rs6000_emit_allocate_stack.
10531 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10533 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10534 ${srcdir}/ginclude/ to every entry in extra_headers.
10535 * configure: Regenerate.
10536 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10537 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10538 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10539 * ginclude/proto.h: Rename to config/convex/proto.h.
10541 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10543 * attribs.c (handle_vector_size_attribute): Use host_integerp
10544 and tree_int_cst; remove warnings.
10545 * caller-save.c (insert_restore): Add cast to get rid of warning.
10546 (insert_save): Likewise.
10547 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10548 * regmove.c (find_matches): Add temporary var to kill a warning.
10550 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10552 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10553 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10554 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10555 (vms-dwarf2eh.o): Add Makefile rule.
10556 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10557 * config/alpha/vms-dwarf2eh.asm: New file.
10559 * gcc.c (delete_if_ordinary): Delete all versions.
10561 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10563 * config/mmix/mmix.md: Update FIXME to not mention
10565 (MMIX_rJ_REGNUM): New define_constants constant.
10566 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10567 "*movdicc_real"): Adjust contraints formatting.
10568 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10569 for branch prediction.
10570 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10572 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10573 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10574 number. Delete related FIXMEs.
10575 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10576 from number to MMIX_rJ_REGNUM.
10577 (TARGET_MASK_BRANCH_PREDICT): New.
10578 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10579 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10580 value. Add -mbranch-predict and -mno-branch-predict.
10581 (TARGET_VERSION): Drop date.
10582 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10583 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10584 for finding out global symbols.
10585 (mmix_asm_output_labelref): Revert condition for global symbol.
10586 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10587 (mmix_print_operand_punct_valid_p): A '+' is valid.
10589 See ChangeLog.6 for earlier changes.