1 2002-04-15 Richard Henderson <rth@redhat.com>
3 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4 config/i386/linux-aout.h, config/i386/linux-oldld.h,
5 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
7 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
8 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
9 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
10 Define __gnu_linux__, not gnu_linux.
11 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
13 2002-04-15 Mark Mitchell <mark@codesourcery.com>
15 Remove Chill front end.
16 * gcc.c (default_compilers): Remove Chill entries.
17 * ch: Remove directory.
18 * doc/frontends.texi: Remove information about Chill.
19 * doc/sourcebuild.texi: Likewise.
20 * doc/standards.texi: Likewise.
22 2002-04-15 Douglas B Rupp <rupp@gnat.com>
24 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
25 (LONGLONG_STANDALONE): Define.
27 2002-04-15 David S. Miller <davem@redhat.com>
29 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
30 Call emit_library_call with LCT_NORMAL.
31 (sparc_initialize_trampoline): Use LCT_foo instead of
32 magic constant in emit_library_call invocations.
33 (sparc64_initialize_trampoline): Likewise.
34 (sparc_profile_hook): Likewise.
35 * config/sparc/sparc.md: Likewise.
37 * config/sparc/sparc.c (sparc_extra_constraint_check):
38 Fix type of argument 'c'.
39 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
42 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
44 * diagnostic.h (output_buffer_state): Redefine.
45 (output_format_decoder): New macro.
46 (output_prefixing_rule): Likewise.
47 (output_line_cutoff): Likewise.
48 (diagnostic_format_decoder): Adjust.
49 (diagnostic_prefixing_rule): Likewise.
50 (diagnostic_line_cutoff): Likewise.
51 (diagnostic_state): Likewise.
52 (diagnostic_kind_count): Likewise.
53 (diagnostic_buffer): Now a macro.
55 * diagnostic.c (diagnostic_buffer): Remove definition.
56 (output_is_line_wrapping): Adjust.
57 (set_real_maximum_length): Likewise.
58 (output_set_maximum_length): Likewise.
59 (init_output_buffer): Likewise.
60 (lhd_print_error_function): Likewise.
61 (output_do_verbatim): Likewise.
63 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
65 * cpperror.c (print_location): Don't print include chain
67 (cpp_begin_message): Update to use DL_ macros.
68 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
69 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
70 cpp_notice, cpp_notice_from_errno): Remove.
71 (cpp_error, cpp_error_with_line): Update to take a diagnostic
74 * cppexp.c (CPP_ICE): Remove.
75 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
76 lex, integer_overflow, _cpp_parse_expr): Update.
77 * cppfiles.c (read_include_file, find_include_file,
78 handle_missing_header, _cpp_read_file, remap_filename): Update.
79 * cpphash.h (enum error_type): Remove.
80 (_cpp_begin_message): Update.
81 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
82 cpp_handle_option, cpp_post_options): Update.
83 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
84 skip_whitespace, parse_identifier, parse_slow, parse_string,
85 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
86 cpp_interpret_charconst): Update.
87 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
88 lex_macro_node, do_undef, glue_header_name, parse_include,
89 do_include_common, read_flag, do_line, do_linemarker, do_ident,
90 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
91 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
92 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
93 _cpp_pop_buffer, do_diagnostic): Update.
94 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
95 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
96 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
97 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
98 cpp_notice, cpp_notice_from_errno): Remove.
99 (cpp_error, cpp_error_with_line): Update to take a diagnostic
102 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
103 collect_args, enter_macro_context, save_parameter, parse_params,
104 _cpp_create_definition, check_trad_stringification,
105 cpp_macro_definition): Update.
106 * cppmain.c (cpp_preprocess_file): Update.
107 * fix-header.c (read_scan_file): Update.
109 2002-04-14 Andreas Schwab <schwab@suse.de>
111 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
113 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
115 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
117 2002-04-13 Mark Mitchell <mark@codesourcery.com>
119 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
122 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
124 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
126 2002-04-13 Joel Sherrill <joel@OARcorp.com>
128 * config/sparc/t-elf: Enable v8 multilibs. Impacts
129 sparc-elf and sparc-rtems targets.
131 2002-04-13 Mark Mitchell <mark@codesourcery.com>
133 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
134 defined, and __gnu_hurd__ wherever __GNU__ is defined.
135 * arm/linux-elf.h: Likewise.
136 * cris/aout.h: Likewise.
137 * cris/linux.h: Likewise.
138 * i370/linux.h: Likewise.
139 * i386/gnu.h: Likewise.
140 * i386/linux-aout.h: Likewise.
141 * i386/linux-oldld.h: Likewise.
142 * i386/linux.h: Likewise.
143 * i386/linux64.h: Likewise.
144 * ia64/linux.h: Likewise.
145 * m68k/linux-aout.h: Likewise.
146 * m68k/linux.h: Likewise.
147 * mips/linux.h: Likewise.
148 * pa/pa-linux.h: Likewise.
149 * pj/linux.h: Likewise.
150 * rs6000/sysv4.h: Likewise.
151 * s390/linux.h: Likewise.
152 * sh/linux.h: Likewise.
153 * sparc/linux-aout.h: Likewise.
154 * sparc/linux.h: Likewise.
155 * sparc/linux64.h: Likewise.
156 * xtensa/linux.h: Likewise.
158 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
160 * stmt.c (check_unique_operand_names): Expect operand names to
161 be strings rather than identifiers. Use simple_cst_equal to
163 (resolve_operand_name_1): Make same identifier to string change here.
164 * c-parse.in (asm_operand): Convert a named operand into a string.
165 * cp/parse.y (asm_operand): Likewise.
167 2002-04-13 Andreas Schwab <schwab@suse.de>
169 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
171 2002-04-12 Mark Mitchell <mark@codesourcery.com>
173 Revert these changes:
175 2002-04-06 Mark Mitchell <mark@codesourcery.com>
178 * stor-layout.c (layout_decl): Reset the RTL for the decl.
180 2002-04-12 Richard Henderson <rth@redhat.com>
182 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
183 (sparc*-*-solaris): Clean up header files.
184 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
185 and plan on generating 64-bit code.
186 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
187 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
188 * config/sparc/sol2-sld-64.h: Rename ...
189 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
190 for AS_SPARC64_FLAG not defined.
191 * config/sparc/sol2-gld-bi.h: New.
192 * config/sparc/sol2-sld.h: Remove.
193 * config/sparc/sol26-sld.h: New.
194 * config/sparc/sol2.h: Tidy comments.
195 * doc/install.texi: Document sparc-solaris configury changes.
197 2002-04-12 Richard Henderson <rth@redhat.com>
199 * recog.c (offsettable_address_p): Match the logic in adjust_address.
201 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
202 in 64-bit mode only. Use only for 32-bit or MEDLOW.
204 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
206 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
208 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
210 * pa.c (pa_can_combine_p): Call extract_insn before calling
213 2002-04-12 Douglas B Rupp <rupp@gnat.com>
215 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
216 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
217 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
218 (CPP_PREDEFINES): Handle __declspec.
219 * config/i386/t-interix (USER_H): Remove.
221 2002-04-12 DJ Delorie <dj@redhat.com>
223 * integrate.c (compare_blocks): Make comparisons safe for when
224 sizeof(int) < sizeof(char *).
225 (find_block): Likewise.
227 2002-04-12 Jan Hubicka <jh@suse.cz>
228 David Edelsohn <edelsohn@gnu.org>
230 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
232 (symbol_ref_operand): New.
233 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
234 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
236 2002-04-12 Andreas Schwab <schwab@suse.de>
238 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
239 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
240 overrides the definition in config/svr4.h.
242 2002-04-12 Eric Norum <eric.norum@usask.ca>
244 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
245 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
246 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
247 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
248 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
249 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
250 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
251 definitions to config/rtems.h and make the targets more similar.
253 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
255 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
256 POINTERS_EXTEND_UNSIGNED.
257 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
258 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
260 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
263 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
265 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
266 depends on TARGET_SHMEDIA, not TARGET_SH5.
268 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
270 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
271 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
273 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
275 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
278 2002-04-12 Andreas Schwab <schwab@suse.de>
280 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
282 2002-04-12 Richard Henderson <rth@redhat.com>
285 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
287 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
288 modes spanning multiple hard regs.
290 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
292 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
294 * pa.c (pa_output_function_prologue): Don't accumulate the total
295 number of code bytes when using TARGET_64BIT, or gas, SOM and not
296 the portable runtime.
297 (output_deferred_plabels): Handle 64bit plabels.
298 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
299 generating pic code using the GAS assembler for object formats that
300 are not SOM (ie., ELF32 and ELF64).
301 (output_millicode_call): Check attribute type if attribute length is 28.
302 Likewise use $PIC_pcrel$0. Only call get_attr_length and
303 dbr_sequence_length once.
304 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
305 dbr_sequence_length once.
306 * pa.h (TARGET_SOM): Define if not defined.
307 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
308 with GAS and not SOM.
309 (jump, call_internal_reg, call_value_internal_reg): Likewise.
310 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
312 2002-04-11 David O'Brien <obrien@FreeBSD.org>
314 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
315 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
316 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
317 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
318 elfos.h and dbxelf.h values are fine now.
319 * config/i386/freebsd.h, config/alpha/freebsd.h
320 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
322 2002-04-11 David O'Brien <obrien@FreeBSD.org>
324 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
325 or set Acpu or Amachine. Reformat.
326 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
328 (LINK_SPEC): Do not need to undef.
329 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
330 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
331 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
333 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
334 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
335 (LINK_SPEC): Do not need to undef.
336 (DONT_USE_BUILTIN_SETJMP): Do not define.
337 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
338 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
339 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
340 Remove trailing spaces.
341 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
342 __ELF__, or set Acpu or Amachine. Reformat.
343 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
346 2002-04-11 David O'Brien <obrien@FreeBSD.org>
348 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
349 all other *-*-freebsd* targets.
351 2002-04-11 Richard Henderson <rth@redhat.com>
353 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
355 2002-04-11 David O'Brien <obrien@FreeBSD.org>
357 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
358 Include {cpu}/{cpu}.h thru tm_file.
359 (alpha*-*-linux*ecoff): Remove target.
360 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
361 (LINK_SPEC): Remove, is not OS independent.
362 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
363 (LINK_SPEC): Do not need to #undef any longer.
364 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
366 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
368 (LINK_SPEC): Moved here from alpha/elf.h.
369 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
371 * config/alpha/linux-ecoff.h: Remove.
372 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
373 (CPP_SPEC): Define _POSIX_SOURCE as needed.
374 (CPP_SUBTARGET_SPEC): Do not define.
375 (LINK_SPEC): Do not need to #undef any longer.
376 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
377 * config/alpha/vms.h: Likewise.
379 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
381 * doc/extend.texi: Remove old claim that typedefs cannot have
382 an alignment attribute.
384 2002-04-11 Jakub Jelinek <jakub@redhat.com>
387 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
388 bitpos is 0 and bitsize CONCAT size.
390 2002-04-11 Jakub Jelinek <jakub@redhat.com>
393 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
395 2002-04-10 David O'Brien <obrien@FreeBSD.org>
397 * config/alpha/freebsd.h: Minor reformatting.
398 (CPP_SPEC): Define ELF and add cpp_subtarget.
399 (ASM_SPEC): No longer needed.
401 2002-04-11 Richard Henderson <rth@redhat.com>
403 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
404 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
405 (dimode mem/zero splitter): New.
407 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/cris.c (cris_override_options): Tweak error message
410 for PIC not implemented.
412 * config/cris/cris.h: Tweak comments related to parameter-passing.
414 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
416 2002-04-10 Richard Henderson <rth@redhat.com>
418 * except.c (add_ehl_entry): Allow duplicates after landing pad
421 2002-04-10 David Edelsohn <edelsohn@gnu.org>
423 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
425 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
427 * c-decl.c (c_init_decl_processing): Move generation of
428 decls for g77_integer_type_node and friends from here ...
429 * c-common.c (c_common_nodes_and_builtins): ... to here.
431 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
433 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
434 is only used as frame pointer when frame_pointer_needed is true.
436 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
439 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
440 for the fact that the pool entry uses two words.
441 (movdf_hard_insn): Similarly. Also, ADR instruction can span
443 (movdf_soft_insn): Similarly.
444 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
445 for the fact that the pool entry uses three words.
447 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
449 * config/mips/mips.c (mips_va_arg): When using the struct version
450 of the EABI va_list, allow arguments in the register save area to
451 take up less room than a stack argument.
453 2002-04-10 Richard Henderson <rth@redhat.com>
455 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
456 if EXPAND_INITIALIZER.
458 2002-04-09 Richard Henderson <rth@redhat.com>
460 * config/alpha/alpha.md (movdi_er_maybe_g): New.
461 * config/alpha/alpha.c (alpha_expand_mov): Use it.
463 2002-04-10 Alan Modra <amodra@bigpond.net.au>
466 * rtlanal.c (pure_call_p): New function.
467 * rtl.h (pure_call_p): Declare.
468 * loop.c (prescan_loop): Use it to set has_nonconst_call.
469 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
471 2002-04-09 Eric Christopher <echristo@redhat.com>
473 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
474 information to .comm directive.
476 2002-04-09 Richard Henderson <rth@redhat.com>
479 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
481 2002-04-09 Richard Henderson <rth@redhat.com>
483 * basic-block.h (flow_delete_block_noexpunge): Declare.
484 (expunge_block_nocompact): Declare.
485 * cfg.c (expunge_block_nocompact): Split out from ...
486 (expunge_block): ... here.
487 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
488 (flow_delete_block_noexpunge): Split out from ...
489 (flow_delete_block): ... here.
490 * cfgcleanup.c (delete_unreachable_blocks): Compact while
491 removing dead blocks.
492 * except.c (exception_handler_labels): Remove.
493 (exception_handler_label_map): New.
494 (struct eh_region): Add aka member.
495 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
496 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
497 (for_each_eh_label, for_each_eh_label_1): New.
498 (init_eh): Register exception_handler_label_map.
499 (free_eh_status): Use free_region.
500 (find_exception_handler_labels): Use the map, not the list.
501 (remove_exception_handler_label): Likewise.
502 (maybe_remove_eh_handler): Likewise.
503 (remove_eh_handler): Use the region aka bitmap.
504 * except.h (exception_handler_labels): Remove.
505 (for_each_eh_label): Declare.
506 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
507 * loop.c (invalidate_loops_containing_label): New.
508 (find_and_verify_loops): Use it. Use for_each_eh_label.
509 * sched-rgn.c (is_cfg_nonregular): Use
510 current_function_has_exception_handlers.
512 2002-04-09 Richard Henderson <rth@redhat.com>
514 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
515 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
516 Do not return changed status.
517 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
518 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
519 New functions that do return changed status.
520 * sbitmap.h: Update decls.
521 * gcse.c, lcm.c: Use _cg functions as needed.
523 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
525 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
526 (sh64-*-elf*, sh-*-rtemself*): Likewise.
527 * config/sh/embed_bb.c: New file.
528 * config/sh/embed-elf.h: New file.
529 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
530 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
531 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
533 (SUBTARGET_CPP_PTR_SPEC): Don't define.
534 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
535 Add subtarget_asm_endian_spec.
536 (ASM_SPEC): Use subtarget_asm_endian_spec.
537 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
538 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
539 (WCHAR_UNSIGNED): Define.
540 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
541 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
542 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
544 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
545 (sh_adjust_cost): Likewise.
546 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
548 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
549 (WCHAR_TYPE_SIZE): Likewise.
550 (ASM_SPEC): Use subtarget_asm_endian_spec.
551 (SH_ELF_WCHAR_TYPE): #undef/ #define.
552 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
553 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
554 (MAX_WCHAR_TYPE_SIZE): Don't #define .
555 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
556 (USER_LABEL_PREFIX): Don't #undef /#define .
557 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
558 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
559 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
560 (ASM_SPEC): Likewise.
561 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
562 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
563 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
564 (LIB2FUNCS_EXTRA): Define.
565 * t-sh64 (LIB2FUNCS_EXTRA): Define.
566 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
567 (LIB1ASMFUNCS_CACHE): Define.
568 (LIB2FUNCS_EXTRA): Redefine empty.
570 2002-04-08 Richard Henderson <rth@redhat.com>
572 * reorg.c (get_branch_condition): Use reversed_comparison_code.
574 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
576 * config/m68hc11/larith.asm (__map_data_section): Fix condition
577 and optimize for size.
578 (__do_global_ctors): Fix pointer comparison.
579 (__do_global_dtors): Likewise.
581 2002-04-09 David S. Miller <davem@redhat.com>
583 * config/sparc/sparc.c (sparc_extra_constraint_check): New
584 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
585 allow reloading pseudos.
586 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
587 * config/sparc/sparc-protos.h: Declare it.
589 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
590 unsigned comparison warning.
591 (output_restore_regs): Mark leaf_function as unused.
593 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
595 * expr.c (is_aligning_offset): New function.
596 (expand_expr, case COMPONENT_EXPR): Call it.
598 2002-04-08 David S. Miller <davem@redhat.com>
601 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
603 Make init_priority work on Sparc when using GNU ld.
604 * config/sparc/linux.h, config/sparc/linux64.h,
605 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
606 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
607 * config/sparc/sol2-gld.h: New file to do the same.
608 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
609 sparc/sol2-gld.h to tm_file.
612 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
613 * doc/md.texi: Document it.
614 * config/sparc/sparc.md (movdi_insn_sp64_novis,
615 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
616 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
617 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
618 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
620 2002-04-08 Andreas Jaeger <aj@suse.de>
622 * stmt.c (expand_asm_operands): Revert last patch from Richard
625 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
627 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
628 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
630 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
632 * doc/contrib.texi (Contributors): Add David O'Brien.
634 2002-04-08 Alan Modra <amodra@bigpond.net.au>
636 * configure.in (auto-build.h): Use target_alias and build_alias
637 when running configure.
638 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
639 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
640 * configure: Regenerate.
642 2002-04-07 David S. Miller <davem@redhat.com>
644 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
646 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
649 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
650 generating 32-bit pic code.
652 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
654 * cppinit.c (cpp_create_reader): Initialize
655 discard_comments_in_macro_exp.
656 (COMMAND_LINE_OPTIONS): Add "-CC" option.
657 (cpp_handle_option): Handle "-CC" option.
658 * cpplex.c (save_comment): If saving a C++ comment in
659 a directive, convert it to a C comment.
660 (_cpp_lex_direct): Pass second comment start character to
661 save_comment to indicate comment type.
662 * cpplib.c (_cpp_handle_directive): If processing
663 a "#define" directive and discard_comments_in_macro_exp
664 is false, re-enable saving of comments.
665 (lex_macro_node): If discard_comments_in_macro_exp is false,
666 discard any comments before the macro identifier.
667 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
669 * cppmacro.c (cpp_get_token): If expanding a macro while
670 processing a directive, discard any comments we might encounter.
671 (parse_params): If discard_comments_in_macro_exp is false,
672 ignore comments in the macro parameter list.
673 * gcc.c (cpp_unique_options): Add "-CC" option.
674 (option_map): Map "--comments-in-macros" to "-CC".
675 * doc/cppopts.texi: Document "-CC" option.
676 * f/lang-specs.h: Add "-CC" option.
677 * testsuite/gcc.dg/cpp/maccom1.c: New test.
678 * testsuite/gcc.dg/cpp/maccom2.c: New test.
679 * testsuite/gcc.dg/cpp/maccom3.c: New test.
680 * testsuite/gcc.dg/cpp/maccom4.c: New test.
681 * testsuite/gcc.dg/cpp/maccom5.c: New test.
682 * testsuite/gcc.dg/cpp/maccom6.c: New test.
684 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
687 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
689 2002-04-06 Mark Mitchell <mark@codesourcery.com>
692 * stor-layout.c (layout_decl): Reset the RTL for the decl.
695 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
696 RTX_UNCHANGING_P for the functions arguments when a tail call
699 2002-04-06 Jason Merrill <jason@redhat.com>
701 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
702 (parse_options_and_default_flags): Set them appropriately.
703 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
705 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
707 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
710 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
713 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
714 types come in by-reference. Fix typo in comment.
716 2002-04-05 David S. Miller <davem@redhat.com>
718 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
719 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
720 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
721 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
723 2002-04-05 David S. Miller <davem@redhat.com>
725 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
726 are not going to emit return instructions, emit at least a nop
727 for the sake of sane backtraces.
729 2002-04-05 Richard Henderson <rth@redhat.com>
731 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
733 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
735 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
737 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
739 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
740 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
741 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
743 2002-04-05 Andreas Schwab <schwab@suse.de>
745 * c-convert.c: Include c-common.h.
746 * Makefile.in (c-convert.o): Updated.
748 2002-04-05 Jakub Jelinek <jakub@redhat.com>
750 * mklibgcc.in: Use separate libgcc.map for each multilib.
751 * Makefile.in (distclean): Don't remove libgcc.map here.
753 2002-04-05 Jakub Jelinek <jakub@redhat.com>
755 * Makefile.in (s-mlib): Handle --disable-multilib by separate
756 genmultilib invocation.
758 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
760 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
761 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
762 to num_gprs for symmetry.
763 * config/mips/mips.c: Adjust accordingly.
765 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
767 * c-common.c (truthvalue_conversion): Rename, update.
768 * c-common.h (c_common_truthvalue_conversion): New.
769 * c-convert.c (convert): Update.
770 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
771 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
772 * c-typeck.c (build_binary_op, build_unary_op,
773 build_conditional_expr): Update.
774 * fold-const.c (constant_boolean_node, fold): Use langhook.
775 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
776 * langhooks.h (struct lang_hooks): New hook.
777 * stmt.c (expand_decl_cleanup): Use langhook.
778 * tree.h (truthvalue_conversion): Remove.
780 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
782 2002-04-05 Alan Modra <amodra@bigpond.net.au>
784 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
785 Add rules to make null object file.
787 2002-04-04 Jim Blandy <jimb@redhat.com>
789 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
790 macro formal parameter names.
792 2002-04-04 David S. Miller <davem@redhat.com>
794 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
796 2002-04-04 Richard Henderson <rth@redhat.com>
799 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
800 Support copies into and out of memory. Don't accept allows_reg
801 and allows_mem as gospel.
803 2002-04-04 Richard Henderson <rth@redhat.com>
806 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
807 (write_dependence_p): Likewise.
809 2002-04-04 Richard Henderson <rth@redhat.com>
811 * predict.c (estimate_bb_frequencies): Do frequency calculation
812 with a volatile temporary.
814 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
816 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
818 2002-04-04 Jakub Jelinek <jakub@redhat.com>
821 * final.c (final_start_function): Don't bump profile_label_no here...
822 (final_end_function): ...but here.
824 2002-04-04 Jakub Jelinek <jakub@redhat.com>
826 * config/sparc/sparc.md (pic): New attribute.
827 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
829 (split after do_builtin_setjmp_setup): New.
831 2002-04-04 Jakub Jelinek <jakub@redhat.com>
834 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
837 2002-04-04 Jakub Jelinek <jakub@redhat.com>
839 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
840 UNITS_PER_WORD for zero sized aggregates.
842 2002-04-03 David S. Miller <davem@redhat.com>
844 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
845 one-character spec for this, just use %(link_gcc_c_sequence).
847 2002-04-03 David S. Miller <davem@redhat.com>
849 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
852 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
854 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
855 (DWARF_FRAME_RETURN_COLUMN): Move.
856 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
857 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
858 * pa.c (except.h, predict.h): Include.
860 (store_reg_modify, set_reg_plus_d): Revise prototypes.
861 (output_ascii): Add cast.
862 (store_reg_modify): Revise to add frame notes.
863 (set_reg_plus_d): Likewise.
864 (compute_frame_size): Include space for eh data registers in frame if
865 the current function calls eh_return.
866 (hppa_expand_prologue): Ensure register %r2 is saved if the current
867 function calls eh_return. Save eh data registers if the current
868 function calls eh_return. Fix code to add frame notes. Emit
869 blockage to prevent insns with frame notes being scheduled in the
871 (hppa_expand_epilogue): Restore eh data registers and do final stack
872 adjustment if the current function calls eh_return. Don't add frame
874 (output_call): Revise for change in length of call insn. Don't do
875 return pointer adjustment for an unconditional jump in the delay slot
876 of a call when using frame notes.
877 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
878 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
879 (ARG_POINTER_CFA_OFFSET): Define.
880 * pa.md (return_external_pic): New pattern.
881 (prologue): Correct formatting. Use return_external_pic if current
882 function calls eh_return.
883 (call_internal_symref, call_value_internal_symref,
884 sibcall_internal_symref, sibcall_value_internal_symref): Change default
885 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
887 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
889 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
890 list of targets to check using "nop" insn.
891 * configure: Rebuilt.
893 2002-04-04 Alan Modra <amodra@bigpond.net.au>
895 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
897 2002-04-03 David S. Miller <davem@redhat.com>
899 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
900 library sequence passed to the linker.
901 (LINK_COMMAND_SPEC): Use it.
902 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
903 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
904 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
906 2002-04-03 Jason Merrill <jason@redhat.com>
908 * except.c (struct eh_status): Remove protect_list.
909 (begin_protect_partials, end_protect_partials): Remove.
910 (add_partial_entry): Remove.
911 * except.h: Remove prototypes.
913 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
914 expand_decl_cleanup_eh.
917 * tree.h (CLEANUP_EH_ONLY): New macro.
918 * stmt.c (expand_decl_cleanup_eh): New fn.
919 (expand_cleanups): Check CLEANUP_EH_ONLY.
920 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
921 Use expand_decl_cleanup_eh.
922 (expand_stmt): Adjust.
923 * c-common.h: Adjust prototype.
925 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
927 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
928 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
929 (cris_target_asm_function_epilogue): Ditto.
930 (cris_initial_frame_pointer_offset): Ditto.
931 (cris_simple_epilogue): Ditto.
932 (cris_expand_builtin_va_arg): Variable-size types come in
935 2002-04-03 David S. Miller <davem@redhat.com>
937 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
939 (set_fast_math): Correct 'fsr' type.
941 2002-04-03 Richard Henderson <rth@redhat.com>
944 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
945 * toplev.c (check_global_declarations): Use it.
946 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
947 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
948 (LANG_HOOKS_DECLS): Add it.
949 * langhooks.c (lhd_warn_unused_global_decl): New.
950 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
951 * c-objc-common.c (c_warn_unused_global_decl): New.
952 * c-tree.h (c_warn_unused_global_decl): Declare.
953 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
955 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
957 * langhooks-def.h (lhd_set_decl_assembler_name,
958 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
959 (LANG_HOOKS_INITIALIZER): Update.
960 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
961 * langhooks.h (struct lang_hooks): New hook.
962 * tree.c (set_decl_assembler_name): Move to langhooks.c.
963 (lang_set_decl_assembler_name): Remove.
964 (init_obstacks): Don't set hook.
965 (decl_assembler_name): New function.
966 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
967 (decl_assembler_name): New.
968 (lang_set_decl_assembler_name): Remove.
970 2002-04-03 Jakub Jelinek <jakub@redhat.com>
972 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
973 works properly with .hidden symbols.
974 * configure: Rebuilt.
975 * config.in: Rebuilt.
976 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
977 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
978 properly with .hidden symbols.
980 2002-04-03 Jakub Jelinek <jakub@redhat.com>
983 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
986 2002-04-03 Richard Henderson <rth@redhat.com>
989 * sched-rgn.c (sets_likely_spilled): New.
990 (sets_likely_spilled_1): New.
991 (add_branch_dependences): Use it.
993 2002-04-02 Richard Henderson <rth@redhat.com>
996 * loop.h (LOOP_FIRST_PASS): New.
997 * loop.c (strength_reduce): Mind it when deciding to unroll.
998 * toplev.c (rest_of_compilation): Set it.
1000 2002-04-02 David S. Miller <davem@redhat.com>
1002 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
1003 mems_ok_for_ldd_peep when the order of the loads being examined
1005 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
1006 existing comment to increase comprehension of this situation.
1008 2002-04-02 Zack Weinberg <zack@codesourcery.com>
1010 * config/sh/sh.md: Don't use union real_extract.
1012 2002-04-02 Richard Henderson <rth@redhat.com>
1014 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
1016 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1018 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
1019 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
1020 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
1021 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
1022 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
1023 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
1024 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
1025 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
1026 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
1027 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
1028 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
1029 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
1030 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
1031 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
1032 Include as many configury headers via tm_file as possible. This
1033 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
1034 * config/openbsd-oldgas.h: New file.
1035 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
1036 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
1037 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
1038 config/i386/i386-coff.h, config/i386/i386-interix.h,
1039 config/i386/iscdbx.h, config/i386/linux-aout.h,
1040 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
1041 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
1042 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
1043 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
1044 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
1045 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
1046 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
1047 config/i386/vxi386.h: Do not directly include configury headers.
1048 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
1049 Directly include configury headers that are no longer automatically
1050 included by the above headers.
1051 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
1052 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
1053 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
1054 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
1055 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
1056 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
1057 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
1058 (TARGET_VERSION): Define.
1059 * config/i386/beos-elf.h, config/i386/freebsd.h,
1060 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
1061 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
1062 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
1063 config/i386/sco5.h, config/i386/sysv4.h
1064 (TARGET_VERSION): Do not need to protect.
1065 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
1066 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
1067 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
1068 config/i386/i386-interix.h, config/i386/linux-aout.h,
1069 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
1070 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
1071 (YES_UNDERSCORES): Do not define - not needed.
1072 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
1073 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1074 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
1075 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
1076 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1077 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
1078 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
1079 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
1081 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
1082 Richard Henderson <rth@redhat.com>
1085 * function.c (assign_temp): Accept either type or decl argument.
1086 Detect variables whose size is too large to fit into an integer.
1087 * stmt.c (expand_decl): Pass the decl, not the type.
1089 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1091 * protoize.c: Match include directory usage with cppdefault.c.
1093 2002-04-03 Jeffrey A Law (law@redhat.com)
1094 Hans-Peter Nilsson <hp@bitrange.com>
1096 * combine.c (simplify_comparison): Avoid narrowing a comparison
1097 with a paradoxical subreg when doing so would drop signficant bits.
1099 2002-04-02 Steve Ellcey <sje@cup.hp.com>
1101 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
1102 if POINTERS_EXTEND_UNSIGNED is defined.
1104 2002-04-02 Richard Henderson <rth@redhat.com>
1107 * local-alloc.c (contains_replace_regs): LO_SUM may contain
1110 2002-04-02 Richard Henderson <rth@redhat.com>
1112 * doc/standards.texi: Document required freestanding libc entry points.
1114 2002-04-02 Alan Modra <amodra@bigpond.net.au>
1116 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
1117 associated splitter. Remove MQ constraint.
1118 (ctrdi_internal4): Correct CCmode clobber.
1120 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1122 * milli64.S ($$dyncall): New function.
1123 * t-linux (LIB1ASMFUNCS): Revise module list.
1124 (LIB1ASMSRC): Use pa/milli64.S.
1126 2002-04-02 Richard Henderson <rth@redhat.com>
1128 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
1129 rename solaris_sys_varargs_h.
1131 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1133 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
1134 the same mode as its component.
1136 2002-04-02 Richard Henderson <rth@redhat.com>
1139 * final.c (this_is_asm_operands): Export.
1140 * output.h (this_is_asm_operands): Declare.
1141 * config/i386/i386.c (print_operand): Error odd asm operands.
1143 2002-04-02 Richard Henderson <rth@redhat.com>
1146 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
1148 2002-04-01 Richard Henderson <rth@redhat.com>
1151 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
1152 * fixinc/fixincl.x: Rebuild.
1154 2002-04-01 Richard Henderson <rth@redhat.com>
1156 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
1157 (atomic_alloc, atomic_free): New.
1158 (SIZE, MASK_FOR, PTR_IN): New.
1159 (emergency_reg_state, emergency_reg_state_free): New.
1160 (emergency_labeled_state, emergency_labeled_state_free): New.
1161 (reg_state_alloced, labeled_state_alloced): New.
1162 (alloc_reg_state, free_reg_state): New.
1163 (alloc_label_state, free_label_state, free_label_states): New.
1164 (push, pop, dup_state_stack, free_state_stack): Use them.
1165 (desc_label_state): Likewise.
1166 (uw_frame_state_for): Free label states and state stack.
1167 (uw_update_reg_address): Eliminate warnings.
1169 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
1171 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
1172 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
1174 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1176 * c-decl.c (grokdeclarator): Update.
1177 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1178 * c-tree.h (c_mark_addressable): New.
1179 * c-typeck.c (default_function_array_conversion, build_unary_op,
1180 build_array_ref, convert_for_assignment): Update.
1181 (mark_addressable): Rename.
1182 * calls.c (try_to_integrate, expand_call): Use langhook.
1183 * expr.c (expand_expr): Use langhook.
1184 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
1185 * langhooks.h (struct lang_hooks): New hook.
1186 * stmt.c (expand_asm_operands): Use langhook.
1187 * tree.h (mark_addressable): Remove.
1189 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1191 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1193 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
1196 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1198 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
1199 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
1201 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1203 * c-common.c (unsigned_conversion_warning, convert_and_check,
1204 unsigned_type, signed_type, shorten_compare,
1205 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
1206 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
1207 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
1209 * c-decl.c (grokdeclarator): Update.
1210 * c-format.c (check_format_types): Update.
1211 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1212 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1213 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
1214 * convert.c (convert_to_integer): Use new hooks.
1215 * expmed.c (make_tree): Use new hooks.
1216 * expr.c (store_expr): Use new hooks.
1217 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
1218 all_ones_mask_p, unextend, fold): Use new hooks.
1219 * langhooks.h (struct lang_hooks_for_types): New hooks.
1220 * tree.h (signed_or_unsigned_type, signed_type,
1221 unsigned_type): Remove.
1223 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1224 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1226 2002-03-31 Richard Henderson <rth@redhat.com>
1228 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
1229 (desc_frgr_mem): Fix reference to f16-f31.
1231 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1233 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1234 RTVEC_ELT): Const-ify.
1235 * varray.h (VARRAY_CHECK): Const-ify.
1236 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
1237 ggc_mark_rtvec, ggc_mark): Const-ify.
1239 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1241 * diagnostic.c: Include langhooks-def.h.
1242 * Makefile.in (diagnostic.o): Update.
1244 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1246 * c-common.c (c_unsafe_for_reeval): Rename.
1247 * c-common.h (c_unsafe_for_reeval): Rename.
1248 * c-decl.c (finish_incomplete_decl): Rename.
1249 (c_init_decl_processing): Don't set langhook.
1250 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1251 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1252 * c-objc-common.c (c_objc_common_init): Don't set langhook.
1253 * c-tree.h (finish_incomplete_decl): Rename.
1254 * langhooks-def.h (lhd_unsafe_for_reeval): New.
1255 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
1256 (LANG_HOOKS_INITIALIZER): Update.
1257 * langhooks.c (lhd_unsafe_For_reeval): New.
1258 * langhooks.h (struct langhooks): New hooks.
1259 * toplev.c (incomplete_decl_finalize_hook): Remove.
1260 (wrapup_global_declarations): Update.
1261 * tree.c (lang_unsafe_for_reeval): Remove.
1262 (unsafe_for_reeval): Update.
1263 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
1266 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1267 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1269 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1271 * diagnostic.c (print_error_function): Remove.
1272 (default_print_error_function): Rename.
1273 (report_error_function): Update.
1274 * diagnostic.h (print_error_function): Remove.
1275 (default_print_error_function): Remove.
1276 * langhooks-def.h (struct diagnostic_context): Predeclare.
1277 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1278 (LANG_HOOKS_INITIALIZER): Update.
1279 * langhooks.h (struct diagnostic context): Predeclare.
1280 (struct lang_hooks): New hook.
1282 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1284 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1285 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1287 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1288 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1289 of PIC_OFFSET_TABLE_REGNUM thruout.
1290 * config/rs6000/rs6000.md: Likewise.
1291 * config/rs6000/darwin.h: Likewise.
1293 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1295 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1296 unsigned HOST_WIDE_INT, not unsigned int.
1298 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1300 PR middle-end/6096, middle-end/6098, middle-end/6099
1301 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1303 (fill_slots_from_thread): Likewise.
1305 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1307 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1308 floating fields in float regs.
1309 (function_arg_record_value_2): Likewise.
1311 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1313 * config/mmix/mmix.md (define_constants): Remove misleading
1314 FIXME. Add MMIX_fp_rO_OFFSET.
1315 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1316 saved rO as part of the pattern. Remove FIXME.
1317 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1318 here, at output-time.
1320 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1323 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1325 (output_v9branch): Likewise.
1327 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1329 * gcc.c: Revert previous patch for now.
1330 * config/i386/djgpp.h: Likewise.
1332 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1334 * config/mmix/crti.asm (_init): Register _fini with atexit.
1335 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1337 2002-03-31 Richard Henderson <rth@redhat.com>
1340 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1341 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1343 2002-03-31 Richard Henderson <rth@redhat.com>
1345 * libgcc2.c (__bb_exit_func): Make static.
1347 * config/alpha/alpha.md (trap): New.
1349 2002-03-31 Richard Henderson <rth@redhat.com>
1351 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
1352 promoted argument types; build trap.
1353 (expand_builtin_trap): New.
1354 (expand_builtin): Use it.
1355 * stmt.c (expand_nl_goto_receivers): Likewise.
1356 * expr.h (expand_builtin_trap): Declare.
1357 * libfuncs.h (LTI_abort, abort_libfunc): New.
1358 * optabs.c (init_optabs): Init abort_libfunc.
1360 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1362 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
1363 (LINK_COMMAND_SPEC): ... from here.
1364 (init_gcc_specs): Duplicate it here too, omitting
1365 shared_name in the second copy.
1366 (init_spec): Test for duplicate
1367 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
1369 2002-03-30 David S. Miller <davem@redhat.com>
1371 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1372 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
1374 2002-03-30 Roger Sayle <roger@eyesopen.com>
1375 Richard Henderson <rth@redhat.com>
1377 * regmove.c (combine_stack_adjustments_for_block): Avoid
1378 emitting a stack adjustment of zero bytes. Let delete_insn
1381 2002-03-30 Richard Henderson <rth@redhat.com>
1383 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
1384 (sparc_emitting_epilogue): New.
1385 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
1386 * config/sparc/sparc-protos.h: Update.
1387 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
1388 (TARGET_SWITCHES): Update.
1389 * config/sparc/sparc.md (return): Remove.
1390 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
1391 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
1392 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
1393 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1394 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
1395 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
1396 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
1397 Remove MASK_EPILOGUE.
1398 * doc/invoke.texi: Update.
1400 2002-03-30 Daniel Berlin <dan@dberlin.org>
1402 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
1403 CPP will start the file for us.
1405 2002-03-30 Richard Henderson <rth@redhat.com>
1408 * config/ia64/ia64.c (group_barrier_needed_p): Special case
1409 prologue_allocate_stack.
1410 (ia64_single_set): Use insn codes for recognition of special
1411 cases, not rtl matching.
1412 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
1414 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
1416 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
1418 2002-03-30 Richard Henderson <rth@redhat.com>
1421 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
1422 or -fomit-frame-pointer with profiling.
1423 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1424 (FUNCTION_PROFILER): Do nothing.
1425 (PROFILE_HOOK): New.
1426 * config/sparc/sparc.c (sparc_override_options): Don't check
1427 code models for profiling.
1428 (sparc_function_profiler): Remove.
1429 (sparc_profile_hook): New.
1430 * config/sparc/sparc-protos.h: Update.
1432 2002-03-30 Jakub Jelinek <jakub@redhat.com>
1434 PR optimization/6086
1435 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
1436 of SUBREG of volatile MEM or because the MEM was mode dependent,
1437 return CLOBBER instead of unmodified SUBREG.
1439 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
1441 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
1442 when not optimizing.
1444 * toplev.c (rest_of_compilation): Cann mark_constant_function
1445 only when optimizing.
1447 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
1450 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
1451 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1452 (try_optimize_cfg): clear all AUX fields.
1454 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1455 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1456 (ix86_address_cost): Be prepared for SUBREGed registers.
1457 (legitimate_address_p): Accept SUBREGed registers.
1459 2002-03-29 Richard Henderson <rth@redhat.com>
1462 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1464 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1466 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1467 for aggregate and TFmode types.
1469 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1471 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1473 2002-03-29 Richard Henderson <rth@redhat.com>
1476 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1477 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1479 2002-03-29 Richard Henderson <rth@redhat.com>
1482 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1483 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1484 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1485 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1487 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1489 2002-03-29 Dale Johannesen <dalej@apple.com>
1491 * loop.c (combine_movables): Do allow combination of pseudos.
1493 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1495 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1496 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1497 No functional change except ...
1498 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1499 * doc/install.texi (*-*-freebsd*): Document port configuration.
1501 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1503 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1504 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1506 * builtin-types.def (BT_PTRMODE): Update.
1507 * c-common.c (type_for_size): Rename c_common_type_for_size.
1508 (type_for_mode): Similarly.
1509 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1511 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1512 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1513 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1515 * c-typeck.c (common_type, comptypes, default_conversion):
1517 * calls.c: Include langhooks.h.
1518 (emit_library_call_value_1): Use new hooks. Avoid redundant
1520 * convert.c: Include langhooks.h
1521 (convert_to_pointer, convert_to_integer): Use new hooks.
1522 * except.c (init_eh): Similarly.
1523 * expmed.c: Include langhooks.h.
1524 (expand_mult_add): Use new hooks.
1525 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1526 try_casesi): Similarly.
1527 * fold-const.c (optimize_bit_field_compare, make_range,
1528 decode_field_reference, fold_truthop, fold): Similarly.
1529 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1530 put_var_into_stack): Similarly.
1531 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1532 LANG_HOOKS_TYPE_FOR_SIZE): New.
1533 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1534 * langhooks.h (lang_hooks_for_types): New hooks.
1535 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1536 * tree.c (get_unwidened, get_narrower): Similarly.
1537 * tree.h (type_for_mode, type_for_size): Remove.
1538 * varasm.c (force_const_mem): Use new hooks.
1539 * utils2.c (nonbinary_modular_operation): Update.
1541 * objc-act.c (handle_impent): Update.
1542 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1545 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1547 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1548 * config/ia64/ia64.c (basereg_operand): New.
1549 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1550 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1552 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1554 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1555 unwind information when frame_pointer_needed.
1556 (mmix_assemble_integer): Tweak wording in comment.
1558 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1560 * Makefile.in (except.o): Update.
1561 * except.c: Include langhooks.h.
1562 (init_eh): Use langhook.
1563 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1564 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1565 (LANG_HOOKS_INITIALIZER): Update.
1566 * langhooks.h (lang_hooks_for_types): New.
1567 (struct lang_hooks): Add it.
1568 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1569 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1571 * alpha/alpha.c: Include langhooks.h.
1572 (alpha_build_va_list): Use langhook.
1573 * d30v/d30v.c: Include langhooks.h.
1574 (d30v_build_va_list): Use langhook.
1575 * i386/i386.c: Include langhooks.h.
1576 (ix86_build_va_list): Use langhook.
1577 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1578 * s390/s390.c: Include langhooks.h.
1579 (s390_build_va_list): Use langhook.
1580 * stormy16/stormy16.c: Include langhooks.h.
1581 (stormy16_build_va_list): Use langhook.
1583 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1586 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1588 (length): Compute variable length for branches/calls/jumps here.
1589 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1590 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1591 define branch_type attribute.
1592 (divsi3_sp32): Maximum length is 6 not 7.
1593 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1594 call_address_untyped_struct_value_sp32,
1595 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1596 * config/sparc/sparc.c (empty_delay_slot): New function.
1597 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1598 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1600 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1602 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1603 nonzero_bits if not needed.
1604 (nonzero_bits) [XOR]: Likewise.
1605 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1606 reg_last_set_mode and mode are both MODE_INT, but not equal.
1607 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1608 in nonzero_bits_mode for MODE_INT modes.
1610 2002-03-28 Richard Henderson <rth@redhat.com>
1613 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1614 to GAS. Correct drift between alternatives.
1616 2002-03-28 Richard Henderson <rth@redhat.com>
1619 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1621 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1623 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1624 emulation to the linker.
1626 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1628 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1629 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1631 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1633 * combine.c (simplify_and_const_int): Make sure to apply mask
1634 when force_to_mode returns a constant integer. PR3311.
1636 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1638 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1640 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1642 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1643 and Objective-C Dialect Options.
1645 2002-03-28 Richard Henderson <rth@redhat.com>
1647 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1648 comparison should be done vs !=0 not >0 return code. Tidy cases.
1650 2002-03-28 Richard Henderson <rth@redhat.com>
1652 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1653 on to c_expand_body.
1654 * c-tree.h (finish_function): Update decl.
1655 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1657 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1659 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1661 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1663 * rtlanal.c: Include flags.h
1664 (may_trap_p): Do not mark FP operations if trapping
1665 if !flag_trapping_math
1666 * Makefile.in (rtlanal.o): Add dependency on flag.h
1667 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1669 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1671 * mips.md: Use dconst1, not 1.0, as first argument of
1672 REAL_VALUE_LDEXP. Don't use union real_extract.
1674 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1676 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1677 rather than $target. Heed program_prefix and
1678 program_transform_name. Search for gas in cross-compiler case too.
1679 "test -x" rather than "test -f".
1680 (gcc_cv_ld): Likewise.
1681 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1682 (gcc_cv_objdump): Likewise.
1683 * configure: Regenerate.
1685 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1687 * Makefile.in (attribs.o): Update.
1688 * attribs.c: Include langhooks.h.
1689 (decl_attributes): Use langhook.
1690 * c-decl.c (insert_default_attributes): Rename.
1691 * c-tree.h (c_insert_default_attributes): New.
1692 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1693 (LANG_HOOKS_INITIALIZER): Update.
1694 * langhooks.h (struct lang_hooks): New hook.
1695 * tree.h (insert_default_attributes): Remove.
1697 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1699 2002-03-27 Andreas Schwab <schwab@suse.de>
1701 * config/i386/i386.c (classify_argument): Also check for
1704 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1706 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1709 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1711 * i960.md (ret): Set PC.
1712 (nonlocal_goto): Fix expander.
1713 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1716 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1718 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1721 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1723 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1724 assigning to BLOCK_FOR_INSN directly.
1726 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1728 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1730 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1732 * c-common.c (c_expand_expr): Fix prototype.
1733 * c-common.h (c_expand_expr): Always declare, update.
1734 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1735 * c-objc-common.c (c_objc_common_init): No global hook.
1736 * expr.c (expand_expr): Use langhook.
1737 * expr.h (enum expand_modifier): Conditionally declare.
1738 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1739 (LANG_HOOKS_INITIALIZER): Update.
1740 * langhooks.c (lhd_expand_expr): New.
1741 * langhooks.h (struct lang_hooks): New hook.
1742 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1743 (lang_independent_init): Don't default hook.
1745 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1747 2002-03-27 Richard Henderson <rth@redhat.com>
1750 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1751 TARGET_CONST_GP. Simplify conditions.
1753 2002-03-27 Richard Henderson <rth@redhat.com>
1755 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1756 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1757 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1759 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1761 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1762 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1763 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1764 Remove unnecessary masks.
1765 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1766 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1767 -mwindows, -mdll switches and their negations.
1769 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1771 * gcc-common.c (lang_mark_false_label_stack): Remove.
1772 * ggc.h (lang_mark_false_label_stack): Similarly.
1774 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1776 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1778 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1779 or __rtems_ is defined.
1781 2002-03-26 Richard Henderson <rth@redhat.com>
1783 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1784 if a non-trivial load was emitted.
1785 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1786 in high+extra+low case.
1788 2002-03-26 Richard Henderson <rth@redhat.com>
1790 * config.gcc (sparc*-solaris): Use float_format=sparc.
1792 2002-03-26 Richard Henderson <rth@redhat.com>
1794 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1795 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1796 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1797 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1798 (WINT_TYPE_SIZE): Fix at 32.
1800 2002-03-26 Richard Henderson <rth@redhat.com>
1802 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1803 until after eh landing pad generation.
1804 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1805 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1807 2002-03-26 Richard Henderson <rth@redhat.com>
1809 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1811 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1813 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1814 and warning switches.
1815 (cc1_options): Likewise.
1817 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1819 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1820 Restore more of the signal context. Set no_reg_stack_frame.
1821 * config/ia64/unwind-ia64.c (unw_state_record):
1822 Add no_reg_stack_frame, comments.
1823 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1824 (uw_update_context): Adjust bsp when unwinding from leaf,
1825 but not signal frame.
1827 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1829 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1831 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1833 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1835 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1838 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1839 "Add a pool_range attribute", which was lost during the ARM/Thumb
1842 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1844 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1845 a register into the MAC16 accumulator.
1847 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1849 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1850 (Warning Options): Document -Wswitch-enum.
1851 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1853 (warn_switch_enum): Define variables.
1854 * flags.h (warn_switch_enum): Declare variables.
1855 * stmt.c (expand_end_case_type): When warn_switch_enum /
1856 -Wswitch-enum, perform switch checks.
1859 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1861 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1862 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1863 (reload_muladdsi_compare0_scratch): Delete.
1865 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1867 * doc/install.texi (*-*-freebsd*): Update.
1869 2002-03-26 Richard Henderson <rth@redhat.com>
1871 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1872 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1874 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1875 types from the normal argument frame.
1877 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1878 variable sized objects by reference.
1879 (sparc_va_arg): Receive them by reference too.
1881 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1883 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1884 code to not restoring global registers.
1886 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1888 * Makefile.in (ggc-common.o): Update.
1889 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1890 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1891 * c-tree.h (c_mark_tree): New.
1892 * ggc-common.c: Include langhooks.h.
1893 (gcc_mark_trees): Use new langhook.
1894 * ggc-callbacks.c: Delete file.
1895 * ggc.h (lang_mark_tree): Remove.
1896 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1897 (LANG_HOOKS_INITIALIZER): Update.
1898 * langhooks.h (struct lang_hooks): New hook.
1900 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1902 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1904 * doc/cpp.texi: Exclude entire Top node from printed manual.
1905 Move option index after directive index. Insert page breaks
1906 before GFDL and concept index. Index environment variables
1907 with command line options.
1908 * doc/cppenv.texi: Use @vtable for environment variable list.
1909 Add paragraph explaining semantics of empty elements in path
1910 variables. Exclude a cross-reference to Fishkill from the
1911 manpage. Remove an unnecessary cross-reference of the entry
1912 right above the referer. Don't use @anchor in text that goes
1914 * doc/cppopts.texi: Cross-reference the environment variables
1915 section, not the specific environment variable, for consistency.
1917 2002-03-25 Richard Henderson <rth@redhat.com>
1919 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1920 anywhere in the block. Don't refer to insns that have been
1921 removed from the chain. Iterate backward through the new insns.
1922 Don't refer to edges that have been removed.
1924 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1926 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1927 test for overflow of constant.
1929 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1932 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1933 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1934 these patterns on arm_archv4.
1936 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1938 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1941 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1943 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1944 float_handled, float_handler, float_signal, set_float_handler,
1945 and do_float_handler. Set handler for SIGFPE to crash_signal.
1946 * toplev.h: Don't prototype do_float_handler.
1948 * c-lex.c: Fold parse_float into lex_number. Make warning
1949 about portability of hex float constants more informative, and
1950 don't issue it on top of a syntax error.
1951 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1953 * real.h: Define REAL_VALUE_ABS here...
1954 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1955 simplify_unary_real, simplify_binary_real, and
1956 simplify_binary_is2orm1 into their callers.
1957 * tree.c: Fold build_real_from_int_cst_1 into caller.
1959 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1961 * tsystem.h: Include float.h here...
1962 * libgcc2.c: ... not here.
1964 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
1966 Fixes for: PR bootstrap/3591, target/5676
1967 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
1968 defined. Do not disable exceptions or rtti.
1969 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
1970 mcore.h. Disable exceptions and rtti, since they are not
1973 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
1975 * c-decl.c (maybe_build_cleanup): Remove.
1976 * expr.c (expand_expr): Use langhook.
1977 * langhooks-def.h (lhd_return_null_tree,
1978 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
1979 (LANGHOOKS_INITIALIZER): Update.
1980 * langhooks.c (lhd_return_null_tree): New.
1981 * langhooks.h (struct lang_hooks): New hook.
1982 * tree-inline.c (initialize_inlined_parameters): Use langhook.
1983 * tree.h (maybe_build_cleanup): Remove.
1985 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1987 * regrename.c (build_def_use): Move recog_memoized
1988 before extract_insn.
1990 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1993 * expr.c (emit_group_store): Handle storing into CONCAT.
1995 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1997 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
1998 corresponding MATCH_DUP.
2000 2002-03-24 Richard Henderson <rth@redhat.com>
2002 * unroll.c (unroll_loop): Zero label_map.
2004 * gcse.c: Include except.h.
2005 * Makefile.in (gcse.o): Update.
2007 2002-03-24 Richard Henderson <rth@redhat.com>
2009 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
2010 Do resolve_unique_section before shared data clause.
2012 2002-03-24 Richard Henderson <rth@redhat.com>
2014 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
2016 2002-03-24 Richard Henderson <rth@redhat.com>
2018 * recog.c (peephole2_optimize): Split blocks when EH insns are
2019 generated in the middle of a block. Do global life update if
2022 2002-03-24 Richard Henderson <rth@redhat.com>
2024 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
2026 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2029 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
2030 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
2031 (init_dependency_output): Don't make no_output decision here.
2033 2002-03-24 Andrew Cagney <ac131313@redhat.com>
2035 * stmt.c (check_for_full_enumeration_handling): Remove tests of
2036 warn_switch. Update description.
2037 (expand_end_case_type): Call check_for_full_enumeration_handling
2040 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2042 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
2043 (m68hc11_split_move): Call it to see if the source and destination
2044 operands use the same direction auto inc/dec mode, otherwise make the
2045 source an offsetable memory operand and generate an add.
2047 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2049 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
2050 register for operand 2.
2051 ("*subsi3_zero_extendqi"): Likewise.
2052 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
2053 bits so that it is compatible with a pop.
2054 ("*andhi3_gen"): Likewise.
2055 ("xorhi3"): Likewise.
2057 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2059 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
2061 (cpp_post_options): ... not here.
2063 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2064 Aldy Hernandez <aldyh@redhat.com>
2066 Removal of separate preprocessor cpp0.
2068 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
2069 cpp0, install-common): Update.
2070 * c-common.c (flag_preprocess_only): New.
2071 (c_common_init): Preprocess for -E.
2072 * c-common.h (flag_preprocess_only): New.
2073 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
2074 * c-objc-common.c (c_init_decl_processing): Exit quickly
2075 for NULL return from c_common_init.
2076 * cpplib.h (cpp_preprocess_file): New.
2077 * cppmain.c (main, general_init, pfile, progname): Remove.
2078 (do_preprocessing): Rename cpp_preprocess_file, don't call
2079 cpp_finish. Don't close stdout here.
2080 (setup_callbacks): Update prototype.
2081 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
2083 * tradcpp.c (main): Ignore -quiet.
2085 * lang-specs.h (default_compilers): Preprocess with cc1obj.
2087 2002-03-24 Richard Henderson <rth@redhat.com>
2089 PR optimization/5742
2090 * machmode.def: Add inner mode field to complex modes.
2091 * config/mips/mips.c (mips_function_value): Always define. Add
2092 new argument to handle libcalls.
2093 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
2094 (FUNCTION_VALUE): Likewise.
2095 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
2096 * config/mips/mips-protos.h: Update.
2098 2002-03-23 Richard Henderson <rth@redhat.com>
2100 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
2101 * config/sparc/sparc-protos.h: Update.
2102 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
2104 2002-03-23 Richard Henderson <rth@redhat.com>
2106 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
2107 _start or _init begins the text segment.
2109 2002-03-23 David Edelsohn <edelsohn@gnu.org>
2111 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
2112 not HOST_WIDEST_INT.
2113 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
2115 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
2118 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
2119 operand argument to output_return_instruction.
2120 * arm.c (arm_print_operand, case 'd'): If the operand is
2121 const_true_rtx then just return.
2122 (arm_print_operand, case 'D'): If the operand is const_true_rtx
2125 2002-03-23 Andrew Cagney <ac131313@redhat.com>
2127 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
2128 (Warning Options): Document -Wswitch-default.
2129 * toplev.c (W_options): Add -Wswitch-default. Update comment on
2131 (warn_switch_default): Define variable.
2132 (warn_switch): Update comment.
2133 * flags.h (warn_switch_default): Declare variable.
2134 (warn_switch): Update comment.
2135 * stmt.c (expand_end_case): Check for and, when
2136 warn_switch_no_default, warn of a missing default case.
2138 2002-03-23 Alan Modra <amodra@bigpond.net.au>
2140 * real.h (N): Special case 128 bit doubles.
2142 * combine.c (simplify_comparison): When widening modes, ignore
2143 sign extension on CONST_INTs.
2145 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2147 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
2148 passed to adjust_address. Fix comment formatting.
2151 2002-03-22 Zack Weinberg <zack@codesourcery.com>
2153 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
2154 Always make REAL_VALUE_TYPE a struct containing an array of
2155 HOST_WIDE_INT, not a double. Tidy up the code deciding how
2156 big it is. Don't declare or use union real_extract.
2158 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
2159 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
2160 (print_operand), config/arm/arm.c (output_move_double),
2161 config/arm/arm.md (consttable_4, consttable_8),
2162 config/romp/romp.c (output_fpops), config/s390/s390.h
2163 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
2164 (xtensa_output_literal): Don't use union real_extract.
2166 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
2167 (sfmode_constant_to_ulong), config/ns32k/merlin.h
2168 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
2169 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
2170 (PRINT_OPERAND): Don't use local version of union
2173 * config/convex/convex.c (check_float_value), config/vax/vax.c
2174 (vax_float_literal), config/m88k/m88k.md (divdf3),
2175 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
2176 config/pdp11/pdp11.c (output_move_quad): Don't do host
2177 arithmetic on target floating point quantities.
2179 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
2180 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
2182 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
2183 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
2185 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
2186 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
2188 * print-rtl.c (print_rtx): Disable code which needs
2189 floating-point emulator.
2190 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
2191 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
2192 depending on HOST_FLOAT_FORMAT to be defined properly.
2194 * config/1750a/1750a.c (get_double, float_label): Delete.
2195 (print_operand): Delete huge commented-out chunk. Use
2196 REAL_VALUE_TO_DECIMAL.
2197 * config/1750a/1750a-protos.h: Delete prototypes of deleted
2199 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
2201 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
2202 Use REAL_VALUE_TO_DECIMAL as ELF version does.
2203 * config/m88k/m88k.c (real_power_of_2_operand,
2204 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
2205 real_extract out of the union; run the input through
2206 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
2207 from that into the union.
2208 * config/pdp11/pdp11.c (output_move_double): Rearrange
2209 parentheses to make automatic indenter happy.
2211 * doc/tm.texi (Cross-compilation): Rename node to "Floating
2212 Point" and rewrite to describe current situation. Also adjust
2213 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
2215 * doc/rtl.texi: Adjust cross reference.
2217 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2219 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
2220 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
2221 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
2222 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
2223 prevent use of sp as a reload register.
2224 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
2225 non_acc_reg_operand.
2226 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
2227 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
2228 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2229 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
2231 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2233 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
2234 * cpplex.c (unterminated): Delete.
2235 (parse_string): No string literal may extend over multiple
2236 lines. Suppress the error when preprocessing assembly.
2237 * cppmain.c (scan_translation_unit): Strings are single-line.
2239 * doc/cpp.texi: Update to match.
2241 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2243 PR optimization/5854
2244 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
2246 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
2247 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
2248 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
2249 const0 if scratch register was not allocated.
2250 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
2251 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
2253 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
2254 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
2255 with GEN_INT (...) everywhere. Remove constraints in define_split
2257 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
2258 require scratch register for setting 0 into regs/non-pushable memory.
2260 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2262 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
2263 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2265 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
2267 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
2268 * cppinit.c (cpp_create_reader): On by default.
2269 (cpp_handle_option): Handle -W[no-]endif-labels.
2270 (cpp_post_options): Also enable if -pedantic.
2271 * cpplib.c (do_else): Use it.
2272 (do_endif): Likewise.
2273 * doc/cppopts.texi: Document new option.
2274 * doc/invoke.texi: Document new option.
2276 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2278 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2279 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2281 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2283 * flow.c (calculate_global_regs_live): Clear aux fields of
2286 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2288 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2289 REG or MEM subregs, pass rtx * instead of rtx to it.
2290 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2291 rtx * instead of rtx to alter_subreg.
2292 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2293 * config/pj/pj.c (pj_output_rval): Likewise.
2295 2002-03-22 Richard Henderson <rth@redhat.com>
2298 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2299 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2300 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2301 (ia64_expand_prologue): Look at int_regs, not words, for number
2302 of incomming int regs.
2304 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2306 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2308 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2310 * toplev.c (flag_loop_optimize, flag_crossjumping):
2311 New static variables.
2312 (rest_of_compilation): Conditionalize crossjumping and
2314 (parse_options_and_default_flags): Default loop_optimize and
2316 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2317 * invoke.texi (crossjumping, loop-optimize): Document.
2319 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2321 * real.c (eiisneg): Move outside #ifdef NANS.
2323 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2325 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2326 frequencies match; avoid match on different loop depths.
2327 (try_crossjump_to_bb): Kill tests that no longer brings time
2329 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2331 (split_edge): Likewise.
2333 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2336 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2337 * cfgrtl.c: Include insn-config.h
2338 (split_block) Dirtify block in presence of conditional execution
2340 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2342 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2343 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2344 (function_arg): Constify CUMULATIVE_ARGS.
2345 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2346 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2347 (UNITS_PER_DOUBLE): New macro.
2348 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2349 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2350 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
2351 fp_regs and stack_words.
2352 (EABI_FLOAT_VARARGS_P): New macro.
2353 * config/mips/mips.c (struct mips_arg_info): New.
2354 (mips_arg_info): New function.
2355 (function_arg_advance): Use it. Add adjustment instructions here
2356 rather than in function_arg.
2357 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
2358 for VOIDmode at the beginning of the function.
2359 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
2360 (function_arg_pass_by_reference): Likewise.
2361 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
2362 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
2363 (mips_va_start): Likewise. Use the new stack_words field of
2364 CUMULATIVE_ARGS to set up overflow area. Reformat.
2365 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
2366 doubles and other types, aligning the overflow pointer for non-doubles
2367 too. Remove some code duplication. Replace hard-coded constants.
2369 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2371 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
2372 (CLASS_UNITS): Undefine.
2373 (CLASS_MAX_NREGS): Use FP_INC.
2374 * config/mips/mips.c (compute_frame_size): Likewise.
2375 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
2377 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2379 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
2380 prototype, and handle lexing numbers and identifiers.
2381 (parse_identifier): Update to new form of parse_slow.
2382 (parse_number): Fast path only, use parse_slow otherwise.
2383 (_cpp_lex_direct): Update calls to parse_number.
2385 2002-03-21 DJ Delorie <dj@redhat.com>
2387 * bb-reorder.c (make_reorder_chain_1): Protect against
2388 when redundant edges are omitted.
2389 * predict.c (dump_prediction): Likewise.
2391 2002-03-21 Richard Henderson <rth@redhat.com>
2394 * fixinc/inclhack.def (solaris_stdio_tag): New.
2395 * fixinc/fixincl.x: Regenerate.
2397 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2400 * c-typeck.c (process_init_element): Flag non-static
2401 initialization of a flexible array member as illegal.
2403 2002-03-22 Alan Modra <amodra@bigpond.net.au>
2405 * config/rs6000/t-linux64: New.
2406 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
2407 t-ppccomm. Use t-rs6000 and t-linux64.
2408 (powerpc64-*-gnu* <tmake_file>): Likewise.
2409 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
2410 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
2411 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2413 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
2415 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
2416 flag_really_no_inline instead of optimize == 0.
2418 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2420 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2422 * flags.h (flag_really_no_inline): New.
2424 * c-common.c (c_common_post_options): Initialize
2425 flag_really_no_inline.
2427 * toplev.c (flag_really_no_inline): New.
2429 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2431 * config/avr/avr.md (length): Fix length computation for
2432 conditional branches.
2434 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
2436 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
2437 sdbout.o, profile.o): Update.
2438 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
2440 * c-common.h (gettags): Move here from tree.h.
2441 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
2442 insert_block, getdecls, kept_level_p, global_bindings_p): New.
2443 * dbxout.c (dbxout_init): Use getdecls langhook.
2444 * expr.c (expand_expr): Use insert_block langhook.
2445 * fold-const.c: Include langhooks.h.
2446 (fold_range_test, fold_binary_op_with_conditional_arg,
2447 fold): Use global_bindings_p langhook.
2448 * integrate.c (expand_inline_function): Use insert_block langhook.
2449 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
2450 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
2451 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2452 LANG_HOOKS_GETDECLS): New.
2453 (LANG_HOOKS_INITIALIZER): Update.
2454 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2456 * langhooks.h (struct lang_hooks_for_decls): New.
2457 (struct lang_hooks): Update.
2458 * profile.c: Include langhooks.h.
2459 (output_func_start_profiler): Use new langhooks.
2460 * sdbout.c: Include langhooks.h.
2461 (sdbout_init, sdbout_finish): Use getdecls langhook.
2462 * stmt.c: Include langhooks.h.
2463 (expand_fixup, fixup_gotos): Use new langhooks.
2464 * stor-layout.c: Include langhooks.h.
2465 (variable_size): Use global_bindings_p langhook.
2466 * toplev.c (compile_file): Use getdecls langhook.
2467 * tree-inline.c (remap_block): Use insert_block langhook.
2468 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2469 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2471 2002-03-21 Richard Henderson <rth@redhat.com>
2473 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2474 constants in .data when -fpic.
2476 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2478 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2481 2002-03-21 Tom Tromey <tromey@redhat.com>
2483 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2485 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2487 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2489 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2491 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2492 Richard Henderson <rth@redhat.com>
2495 * c-common.c (c_expand_expr): Preserve result of a statement
2496 expression if needed.
2498 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2501 * genrecog.c (maybe_both_true_mode): Remove.
2502 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2503 * machmode.def (Pmode): Likewise.
2505 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2507 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2508 (nonlocal_mentioned_p_1): New function.
2509 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2510 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2511 (mark_constant_function): Recognize pure functions.
2512 * rtl.h (global_reg_mentioned_p): New prototype.
2513 * rtlanal.c (global_reg_mentioned_p,
2514 global_reg_mentioned_p_1): New function.
2516 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2518 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2520 * fixinc/fixincl.x: Regenerate.
2522 2002-03-20 Jason Merrill <jason@redhat.com>
2524 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2526 2002-03-20 Michael Meissner <meissner@redhat.com>
2528 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2531 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2533 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2534 ".literal_position" directive before the constant pool.
2536 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2538 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2539 Add Craig Rodrigues.
2540 Add Brad Lucier to testers.
2542 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2545 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2547 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2548 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2549 instead of insn_extract.
2551 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2554 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2556 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2557 stmt if some case has been output.
2559 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2562 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2563 movsfcc_1, movdfcc_1): Add %O2.
2564 * config/i386/i386.c (print_operand): Handle %ON.
2565 Print . before float condition codes in Sun as cmov syntax.
2566 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2567 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2570 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2572 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2573 return instruction if PC was popped.
2575 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2577 * config/xtensa/xtensa.md: Remove unused type attributes.
2578 (adddi_carry, subddi_carry): Change type attribute to "multi".
2580 2002-03-19 Dale Johannesen <dalej@apple.com>
2582 PR optimization/5999, middle-end/5731
2583 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2584 multiplications by reciprocals.
2586 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2588 * Makefile.in: Update.
2589 * c-common.c: Include langhooks.h.
2590 (inline_forbidden_p): Use new hook.
2591 * diagnostic.c: Include langhooks.h.
2592 (format_with_decl, announce_function,
2593 default_print_error_function): Use new hook.
2594 * dwarf2out.c (dwarf2_name): Use new hook.
2595 * function.c: Include langhooks.h.
2596 (init_function_start): Use new hook.
2597 * langhooks-def.h (lhd_decl_printable_name): New.
2598 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2599 (LANGHOOKS_INITIALIZER): Update.
2600 * langhooks.c (lhd_decl_printable_name): New.
2601 * langhooks.h (struct lang_hooks): New hook.
2602 * toplev.c (decl_name, decl_printable_name): Remove.
2603 (open_dump_file): Use new hook.
2604 (process_options): Remove old hook.
2605 * tree.h (decl_printable_name): Remove.
2607 * objc-act.c (objc_init): Remove old hook.
2608 (objc_printable_name): Export.
2609 * objc-act.h (objc_printable_name): New.
2610 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2612 2002-03-19 Jim Blandy <jimb@redhat.com>
2614 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2615 the start_source_file debug hook, not the current line number.
2617 2002-03-19 Richard Henderson <rth@redhat.com>
2619 * flow.c (EH_USES): Provide default.
2620 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2621 * doc/tm.texi (EH_USES): New.
2623 * config/ia64/ia64.c (ia64_eh_uses): New.
2624 * config/ia64/ia64-protos.h: Update.
2625 * config/ia64/ia64.h (EH_USES): New.
2627 2002-03-19 Richard Henderson <rth@redhat.com>
2629 * varasm.c (output_constant_def): Fix stupid typo.
2631 2002-03-19 Richard Henderson <rth@redhat.com>
2634 * except.c (current_function_has_exception_handlers): New.
2635 * except.h: Declare it.
2636 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2637 Combine tests that disable all sibcalls for the function.
2639 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2641 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2644 2002-03-19 Richard Henderson <rth@redhat.com>
2647 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2648 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2650 2002-03-19 Jim Blandy <jimb@redhat.com>
2652 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2653 name, even if the replacement list contains no tokens, as required
2656 2002-03-19 Jason Merrill <jason@redhat.com>
2658 * varasm.c (globalize_decl): Get the name from the RTL, not
2659 DECL_ASSEMBLER_NAME.
2661 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2663 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2665 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2666 subdi_carry): Define.
2668 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2670 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2671 about -fpic/-fPIC if extra_warnings set.
2673 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2675 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2676 TREE_STRING_POINTER.
2677 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2679 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2681 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2682 in favor of SP if FRAME_POINTER_REQUIRED is false.
2684 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2686 * emit-rtl.c (gen_int_mode): New function.
2687 * rtl.h: Prototype for it.
2688 * combine.c (make_extraction, simplify_comparison), expmed.c
2689 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2690 (convert_modes, store_field), optabs.c (expand_fix),
2691 simplify-rtx.c (neg_const_int, simplify_unary_real),
2693 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2694 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2696 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2699 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2700 convert_parm_for_inlining.
2701 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2703 * langhooks-def.h: Likewise.
2704 * objc/objc-lang.c: Likewise.
2705 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2707 * tree-inline.c (initialize_inlined_parameters):
2708 Call convert_parm_for_inlining lang hook if needed.
2709 * c-typeck.c (c_convert_parm_for_inlining): New function.
2710 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2712 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2714 * calls.c (precompute_arguments): Do not assume that temporaries
2715 can be destroyed after expanding the argument.
2716 (expand_call): Likewise.
2718 2002-03-15 Eric Christopher <echristo@redhat.com>
2720 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2721 Fix register preference on last change.
2722 * config/mips/mips.c (mips_return_in_memory): New function.
2723 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2724 * config/mips/mips-protos.h: Declare.
2725 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2726 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2728 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2730 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2732 (anddi3, iorsi3): Likewise.
2734 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2735 use %gprel for symbols that are going to be placed in linkonce
2738 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2739 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2740 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2741 not needed. Disregard leaf_function_p().
2742 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2743 mips16 frame pointer.
2744 * config/mips/mips.md (store ra): Only to small SP offsets.
2745 2001-08-22 Graham Stott <grahams@redhat.com>
2746 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2747 return a REG rtx for the return address register.
2749 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2751 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2752 constant-pool addresses as "mode-dependent".
2753 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2755 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2758 * expr.c (emit_group_load): Use extract_bit_field if
2759 needed for CONCAT arguments.
2761 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2764 * arm.md (tablejump): Make this a define_expand. For PIC add the
2765 offset to the base of the table.
2766 (thumb_tablejump): Matcher for Thumb tablejump insn.
2767 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2768 as the difference of two labels.
2769 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2770 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2772 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2773 * arm.c (get_jump_table_size): If the table is not in the text
2774 section, return zero.
2776 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2778 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2780 (arm_reload_out_hi): Use gen_lowpart instead of
2781 gen_rtx_SUBREG to access QImode components.
2782 * config/arm/arm.md: Disable zero_extend split for QImode
2783 subregs in BIG_ENDIAN mode.
2784 (storehi_bigend): Match use of least significant byte.
2785 (storeinthi): Remove extraneous SUBREG.
2786 Add missing construction of operands[2].
2787 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2788 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2789 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2791 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2793 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2796 2002-03-17 Richard Henderson <rth@redhat.com>
2798 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2801 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2803 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2804 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2806 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2808 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2810 * predict.c (estimate_bb_frequencies): Delete unused variables.
2812 2002-03-17 Richard Henderson <rth@redhat.com>
2814 * config/ia64/ia64.c (ia64_attribute_table): Move before
2815 targetm definition. Make static.
2817 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2819 * c-common.h (yyparse, c_common_parse_file): New.
2820 * c-lang.c: Include c-common.h.
2821 (LANG_HOOKS_PARSE_FILE): Redefine.
2822 * c-lex.c: Include c-common.h.
2823 (yyparse): Rename c_common_parse_file. Call yyparse.
2824 * c-parse.in (yyparse): Remove macro.
2825 * c-tree.h (yyparse_1): Remove.
2826 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2827 (LANG_HOOKS_INITIALIZER): Update.
2828 * langhooks.h (struct lang_hoooks): New hook parse_file.
2829 * toplev.c (compile_file): Use parse_file hook.
2830 * tree.h (yyparse): Remove.
2831 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2833 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2835 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2836 float_truncate, not fix.
2837 ("*truncdfsf2_real"): Ditto.
2838 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2840 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2842 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2844 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2845 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2846 where appropriate. Make the second reference to
2847 leaf_function_p a function call, as intended. Reindented.
2849 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2850 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2852 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2853 add register to non-constant into sp.
2855 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2856 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2857 (mips16_gp_pseudo_rtx): Lose.
2858 (INIT_EXPANDERS): Deleted.
2859 * config/mips/mips.c (mips_init_machine_status): New.
2860 (mips_free_machine_status): New.
2861 (mips_mark_machine_status): New.
2862 (override_options): Set them.
2863 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2864 (struct machine_function): ... new. Replaced all references.
2865 (mips_add_gc_roots): Don't mark them.
2866 (embedded_pic_fnaddr_reg): New, extracted from...
2867 (embedded_pic_offset): ... here.
2868 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2871 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2873 * cppinit.c: Revert -MD removal.
2875 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2877 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2878 soft registers by default for 68HC12.
2879 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2880 when compiling with -fomit-frame-pointer.
2881 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2882 (expand_epilogue): Likewise.
2883 (m68hc11_gen_rotate): Use exg when rotating by 8.
2885 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2887 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2888 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2889 (splits): Remove unused add splits.
2890 ("*addhi3_68hc12"): Tune constraints.
2891 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2892 constant fits in 8-bits and D is dead use abx/aby instructions.
2893 ("*addhi3"): Remove extern declaration of ix_reg.
2894 ("*subsi3"): Optimize and provide new split.
2895 ("subhi3"): Cleanup.
2896 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2897 (arith splits): For 68hc12 save the address register on the stack
2898 and do the arithmetic operation with a pop.
2900 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2902 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2903 allocating QImode in address registers.
2904 ("*movqi_m68hc11"): Likewise.
2906 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2908 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2910 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2912 * cppinit.c (print_help): Display -MD and -MMD.
2913 Don't display usage string. Update assertion syntax and
2915 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2916 (cpp_handle_option): Update.
2918 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2920 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2921 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2922 and define it so that regardless of target CPU size,
2923 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2924 of "int" rather than "long."
2926 2002-03-15 Richard Henderson <rth@redhat.com>
2928 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2931 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2933 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2934 ("tstqi" split): Avoid using memory for tstqi on address register.
2935 (splits): Remove constraints.
2936 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2937 ("cmpdf", "cmpsf"): Remove since not used.
2938 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2939 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2941 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2943 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2944 ("neghi2"): Tighten constraints.
2945 ("one_cmplsi2"): Optimize and simplify split.
2946 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2948 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2950 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2951 and split of AND operation to clear the upper bits.
2952 ("*logicalsi3_zextqi"): Likewise.
2953 ("*logicallhi3_zexthi_ashift8"): Likewise.
2954 ("*logicalsi3_silshr16"): Likewise.
2955 ("logicalsi3_silshl16"): Likewise.
2956 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2958 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2960 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2961 (m68hc11_indirect_p): New function.
2962 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
2963 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
2965 (asm_print_register): Likewise.
2966 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
2967 (m68hc11_indirect_p): Declare.
2968 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
2969 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
2970 (TARGET_SWITCHES): New option -mrelax.
2971 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
2973 ("iorsi3", "xorsi3"): Likewise.
2974 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
2975 ("*andhi3_mem"): New to handle destination in memory with bclr
2976 and a scratch register.
2977 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
2978 ("*andhi3_const"): New when operand2 is constant.
2979 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
2980 ("*andhi3_gen"): Cleanup of the old "andhi3".
2981 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
2982 ("xorqi3"): Update constraints.
2984 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2986 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
2987 for reg_equiv_memory_loc when the operand is a register that does
2988 not get a hard register (stack location).
2989 (tst_operand): After reload, accept all memory operand.
2990 (symbolic_memory_operand): Fix detection of symbolic references.
2991 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
2992 accept symbols and any constant.
2994 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2996 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
2997 note on the insn that sets the soft frame register.
2998 (must_parenthesize): ix and iy are also reserved names.
2999 (print_operand_address): One more place where parenthesis are required
3000 to avoid confusion with register names.
3001 (m68hc11_gen_movhi): Allow push of stack pointer.
3002 (m68hc11_check_z_replacement): Fix handling of parallel with a
3004 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
3005 the replacement register is.
3006 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
3007 and D8_REGS classes.
3008 (MODES_TIEABLE_P): All modes are tieable except QImode.
3010 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3012 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
3013 (___subdi3): Likewise.
3014 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
3015 (__map_data_section): Optimize 68hc11 case.
3017 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3019 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
3020 than a shift to avoid adding a register with itself.
3021 (m68hc11_memory_move_cost): Take into account NO_REGS.
3022 (m68hc11_register_move_cost): Update and use memory move cost
3024 (m68hc11_address_cost): Make cost of valid offset not 0 so that
3025 it gives more opportunities to cse to optimize.
3026 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
3027 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
3029 2002-03-15 Mark Mitchell <mark@codesourcery.com>
3031 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
3032 * c-common.def (CLEANUP_STMT): New tree node.
3033 * c-common.h (CLEANUP_DECL): New macro.
3034 (CLEANUP_EXPR): Likewise.
3035 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
3036 * expr.c (expand_expr): Tidy.
3037 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
3038 * tree-inline.c (initialize_inlined_parameters): Clean up
3039 new local variables.
3041 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3044 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
3045 before movrXX only, use reg_overlap_mentioned_p.
3046 Only special case NE if just one insn can be generated.
3048 2002-03-15 Jason Merrill <jason@redhat.com>
3050 * varasm.c (assemble_variable): Call resolve_unique_section before
3051 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
3054 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3057 * arm.md (split pattern for thumb shiftable immediates): Add comment
3058 explaining non-obvious test.
3060 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3063 * arm.md (movaddr, movaddr_insn): Delete.
3065 2002-03-15 Jason Merrill <jason@redhat.com>
3067 * toplev.c (wrapup_global_declarations): Clarify variable handling.
3068 -fkeep-static-consts doesn't apply to comdats.
3070 2002-03-14 Richard Henderson <rth@redhat.com>
3072 * c-decl.c: Include c-pragma.h.
3073 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
3074 (finish_function): Tidy.
3075 * c-pragma.c: Include c-common.h.
3076 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
3077 (handle_pragma_weak): Use them.
3078 (init_pragma): Register pending_weaks.
3079 * c-pragma.h (maybe_apply_pragma_weak): Declare.
3080 * print-tree.c (print_node): Print DECL_WEAK.
3081 * varasm.c (mark_weak_decls): Remove.
3082 (remove_from_pending_weak_list): Remove.
3084 (asm_emit_uninitialised): Call globalize_decl for weak commons.
3085 (weak_decls): Make a tree_list.
3086 (declare_weak): Cons weak_decls directly.
3087 (globalize_decl): Remove weak_decls elements directly.
3088 (weak_finish): Simplify weak_decls walk. Don't weaken unused
3089 symbols. Don't pretend to handle aliases.
3090 (init_varasm_once): Update weak_decls registry.
3091 * Makefile.in: Update dependencies.
3093 2002-03-14 Richard Henderson <rth@redhat.com>
3096 * config/ia64/ia64.c: Include tm_p.h last.
3097 (gen_nop_type): Remove duplicate definition.
3098 (cycle_end_fill_slots): Set sched_data for second L slot.
3099 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
3100 (nop_cycles_until): Fix typos.
3102 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3104 PR optimization/5891
3105 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
3107 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
3109 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
3110 descriptors correctly.
3112 2002-03-14 Michael Meissner <meissner@redhat.com>
3114 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
3115 100, allowing MAX_UNROLLED_INSNS to be overridden.
3117 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
3120 * unroll.c (params.h): Include.
3121 (MAX_UNROLLED_INSNS): Delete, now in params.h.
3123 * doc/invoke.texi (--param max-unroll-insns): Document.
3125 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
3127 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3129 * arm.md: Fix warnings about constraints in peepholes and splits.
3131 2002-03-14 Zack Weinberg <zack@codesourcery.com>
3133 * cpphash.h (struct lexer_state): Remove line_extension member.
3134 * cpplib.c (dequote_string, do_linemarker): New functions.
3135 (linemarker_dir): New data object.
3136 (DIRECTIVE_TABLE): No longer need to interpret #line in
3137 preprocessed source. Delete obsolete comment about return
3139 (end_directive, directive_diagnostics, _cpp_handle_directive):
3140 Don't muck with line_extension.
3141 (directive_diagnostics): No need to issue warnings for
3143 (_cpp_handle_directive): Issue warnings for linemarkers here,
3144 when appropriate. Dispatch linemarkers to do_linemarker, not
3146 (do_line): Code to handle linemarkers split out to do_linemarker.
3147 Convert escape sequences in filename argument, both places.
3149 * cppmacro.c (quote_string): Rename cpp_quote_string and
3150 export. All callers changed.
3151 * cpplib.h (cpp_quote_string): Prototype.
3152 * cppmain.c (print_line): Call cpp_quote_string on to_file
3155 * doc/cpp.texi: Document that escapes are now interpreted in
3156 #line and in linemarkers, and that non-printing characters are
3157 converted to octal escapes when linemarkers are generated.
3159 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
3161 * emit-rtl.c (try_split): Use delete_insns.
3162 * recog.c (split_all_insns): Fix terminating condition.
3164 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3165 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3168 * arm.c (arm_output_epilogue): Fix floating-point register save
3169 adjustment when using a frame pointer.
3171 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
3173 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
3174 * config/mips/mips.c (compute_frame_size): Retrofit them here.
3175 (save_restore_insns, mips_expand_epilogue): And here.
3176 (build_mips16_call_stub): And here.
3177 (mips_function_value): Use the new macros to decide whether a single
3178 or complex float can be returned in floating-point registers. Return
3179 a parallel rtx in the complex case.
3181 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
3183 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
3184 call after liveness analysis.
3186 * recog.c (split_insn): Use delete_insn_and_edges.
3188 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
3189 instructions to have branch prediction notes.
3190 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
3192 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
3194 * configure.in: Don't pass -Wno-long-long to a ADA compiler
3195 that doesn't support it.
3196 * configure: Regenerate.
3198 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3201 * config/sparc/sparc.md (normal_branch, inverted_branch,
3202 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3203 inverted_fp_branch): Adjust calls to output_cbranch.
3204 Set length attribute.
3205 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
3206 output_v9branch. Set length attribute.
3207 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
3209 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
3210 (output_cbranch): Likewise. Handle far branches.
3211 (output_v9branch): Handle far branches.
3212 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
3214 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
3215 noov_compare64_op predicates.
3217 2002-03-13 Jason Merrill <jason@redhat.com>
3219 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
3220 into the function and constify it.
3221 * gthr-dce.h, gthr-solaris.h: Likewise.
3223 2002-03-13 David Edelsohn <edelsohn@gnu.org>
3225 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
3226 * config/rs6000/rs6000.c (rs6000_va_arg): Use
3227 std_expand_builtin_va_arg if not ABI_V4.
3229 2002-03-13 Jason Merrill <jason@redhat.com>
3231 * varasm.c (globalize_decl): New fn.
3232 (assemble_start_function): Use it.
3233 (asm_emit_uninitialized): Use it.
3234 (assemble_alias): Use it.
3235 (assemble_variable): Use it.
3237 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
3239 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
3240 2002-03-12 internal visibility change.
3241 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
3242 visibility into SYMBOL_REF_FLAG.
3244 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
3246 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
3247 VOIDmode operand. Add compile-time optimization for constant results.
3249 2002-03-12 Jason Merrill <jason@redhat.com>
3251 * c-typeck.c (convert_for_assignment): Don't allow conversions
3252 between pointers and references. Only allow lvalues to convert to
3255 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
3257 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
3258 before prologue, to avoid scheduling problems.
3260 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3262 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3263 (ELIMINABLE_REGS): Add sfp->sp.
3264 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
3266 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3268 PR optimization/5892
3269 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
3271 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3273 * loop.c (basic_induction_var): Don't call convert_modes if mode
3274 classes are different.
3276 2002-03-12 Richard Henderson <rth@redhat.com>
3278 PR optimization/5901
3279 * function.c (reposition_prologue_and_epilogue_notes): Position
3280 the markers after/before the last/first insn not deleted.
3282 2002-03-12 Richard Henderson <rth@redhat.com>
3284 PR optimization/5878
3285 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3286 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3287 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3289 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3290 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3291 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3293 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3294 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3295 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3296 also. Don't set it if not flag_pic.
3297 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3298 to be INVALID_REGNUM when not used.
3300 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3302 * expmed.c (store_bit_field): Reset alias set for memory.
3303 (extract_bit_field): Same.
3305 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * c-common.c (c_tree_code_type, c_tree_code_length,
3308 c_tree_code_name, add_c_tree_codes): Delete.
3309 * c-common.h (add_c_tree_codes): Delete.
3310 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3312 * c-objc-common.c (c_objc_common_init): Don't call
3313 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3314 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3315 objc_tree_code_name, add_objc_tree_codes): Delete.
3316 (objc_init): Don't call add_objc_tree_codes.
3317 * objc/objc-lang.c (tree_code_type, tree_code_length,
3318 tree_code_name): Define.
3319 * toplev.c (lang_independent_init): Don't set
3320 tree_code_length[IDENTIFIER_NODE].
3321 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3322 Delete definitions, moved to language front-ends.
3323 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3324 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3326 (tree_code_length): Change type to unsigned char.
3328 2002-03-12 Richard Henderson <rth@redhat.com>
3330 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3331 internal visibility change.
3333 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3335 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3336 validize_mem() instead of change_address to avoid clobbering
3339 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3341 * c-lex.h (position_after_whitespace): Remove.
3343 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3345 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3346 (lex_string): Use unsigned char pointers.
3348 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3350 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
3351 is not a valid memory_operand.
3353 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3355 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
3356 * config/xtensa/lib1funcs.asm: Fix copyright to include
3357 special case for libgcc files.
3358 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
3359 (__divsi3): Likewise.
3360 (__umodsi3): Likewise.
3361 (__modsi3): Likewise.
3362 * config/xtensa/lib2funcs.S: Fix copyright to include
3363 special case for libgcc files.
3365 2002-03-12 Tom Rix <trix@redhat.com>
3367 * collect2.c (resolve_lib_name): Move outside of
3368 OBJECT_FORMAT_COFF ifdef.
3369 (ignore_library): Same.
3371 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3373 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
3375 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3377 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
3378 to function_section before writing out the constant pool.
3380 2002-03-12 David Edelsohn <edelsohn@gnu.org>
3382 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
3384 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
3386 2002-03-12 Alan Modra <amodra@bigpond.net.au>
3388 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
3392 (cmpsi splitter): Likewise.
3393 (modsi3): Fail if <= 0.
3394 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
3395 redundant test when HOST_BITS_PER_WIDE_INT != 32.
3396 (reg_or_sub_cint64_operand): Likewise.
3397 (num_insns_constant_wide): Optimize sign extension.
3398 (rs6000_legitimize_address): Likewise.
3400 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3402 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3403 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3405 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3407 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
3408 address calculation.
3410 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3412 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
3413 scratch register to DImode / TImode.
3414 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
3415 register used does not overlap the target.
3417 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3419 * Makefile.in (debug.o): Depend on debug.h.
3420 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
3421 * debug.c (do_nothing_debug_hooks): Likewise.
3422 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
3423 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
3424 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
3425 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3426 * dwarfout.c (dwarf_debug_hooks): Likewise.
3427 * integrate.c (output_inline_function): Likewise.
3428 * objc/objc-act.c (synth_module_prologue): Likewise.
3429 * sdbout.c (sdb_debug_hooks): Likewise.
3430 * toplev.c (debug_hooks): Likewise.
3431 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3433 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3435 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
3436 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
3437 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
3438 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
3439 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
3440 * defaults.h (POINTER_SIZE): Define.
3441 * doc/tm.texi (POINTER_SIZE): Document default.
3443 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3445 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
3447 2002-03-11 Richard Henderson <rth@redhat.com>
3449 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
3450 if rebuild_label_notes_after_reload.
3452 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3454 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3455 emit pic register load if "internal" visibility.
3456 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3457 (cris_expand_builtin_va_arg): Do all computations on trees.
3459 2002-03-11 Richard Henderson <rth@redhat.com>
3461 * rtlanal.c: Include recog.h.
3462 (keep_with_call_p): Fix thinko.
3463 * Makefile.in (rtlanal.o): Update dependencies.
3465 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3467 * genflags.c (gen_insn): Use IS_VSPACE.
3468 * genoutput.c (output_insn_data): Likewise.
3469 (process_template): Likewise.
3471 2002-03-11 Richard Henderson <rth@redhat.com>
3473 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3475 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3477 * Makefile.in: Update.
3478 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3479 Update documentation.
3480 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3481 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3483 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3485 * Makefile.in: Give texi2pod its input file as a command line
3486 argument, not on stdin.
3488 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3489 Daniel Berlin <dan@dberlin.org>
3491 C++ alias analysis improvement.
3492 * alias.c (record_component_aliases): Record aliases for base
3495 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3497 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3499 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3501 * toplev.c (vms_fopen): Remove, not needed.
3503 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3505 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3507 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3508 for FP, already done later.
3510 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3511 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3513 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3515 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3516 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3517 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3518 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3519 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3520 (ediv, emul, eldexp, esqrt): Likewise.
3521 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3522 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3523 (saturate): New function.
3524 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3525 (make_nan): Use a saturation value instead of a NaN if
3526 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3527 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3528 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3529 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3530 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3531 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3532 !ROUND_TOWARDS_ZERO.
3533 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3534 (ROUND_TOWARDS_ZERO): Document.
3536 2002-03-11 Andreas Jaeger <aj@suse.de>
3538 * cfg.c (dump_flow_info): Remove unused variable.
3540 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3542 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3543 computations on trees.
3545 2002-03-10 Richard Henderson <rth@redhat.com>
3548 * reload.c (copy_replacements_1): New.
3549 (copy_replacements): Use it to recurse through the rtx.
3551 2002-03-10 Richard Henderson <rth@redhat.com>
3553 * loop.c (strength_reduce): Compute number of iterations as
3554 unsigned HOST_WIDE_INT.
3556 2002-03-10 Richard Henderson <rth@redhat.com>
3558 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3559 to move away from the end of the block.
3561 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3563 PR preprocessor/5899
3564 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3566 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3570 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3572 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3574 * config/mmix/mmix.c: Improve comments.
3575 (mmix_target_asm_function_prologue): Drop variable
3576 empty_stack_frame. Don't allocate unused slot above fp.
3577 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3578 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3579 brace in first column.
3580 (enum reg_class): Ditto.
3581 (FIRST_PARM_OFFSET): Now 0.
3582 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3584 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3586 * combine.c (make_extraction): Fix error in last change.
3588 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3590 * c4x.c (c4x_fp_reglist): Const-ify.
3591 * cris.c (cris_print_operand): Likewise.
3592 * i386.c (ix86_va_arg): Likewise.
3593 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3594 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3595 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3596 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3597 * mcore.h (regno_reg_class): Likewise.
3598 * mips.c (gen_int_relational): Likewise.
3599 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3600 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3601 * pdp11.c (move_costs): Likewise.
3602 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3603 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3605 * s390.h (regclass_map): Likewise.
3606 * sh.c (shift_amounts): Likewise.
3607 * sh.md (rotlsi3): Likewise.
3609 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3611 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3612 (ne0+5): Use new clobber to generate proper shift pattern.
3613 Patch by Michael Matz <matz@kde.org>.
3615 2002-03-09 Andreas Schwab <schwab@suse.de>
3617 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3619 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3621 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3623 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3626 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3627 even for non-representable constants.
3629 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3631 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3632 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3633 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3634 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3635 (pop_function_context): Compute MAY_SHARE parameter for
3637 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3638 (gen_mem_addressof): Call fixup_var_refs with new parm.
3640 * combine.c (make_extraction): Don't make extension of CONST_INT.
3642 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3644 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3645 in o32 and o64 ABIs.
3646 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3647 but getting fixed-size structs passed in registers regardless of
3648 padding in o32 and o64 ABIs.
3650 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3651 offset before loading address of argument passed by transparent
3654 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3656 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3658 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3660 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3661 marker such that registers after it are saved.
3663 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3665 * sparc.c (arith_4096_operand): Fix error in last change.
3667 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3669 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3672 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3674 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3677 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3679 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3681 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3683 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3684 removed; fix return value.
3685 * combine.c (combine_instructions): Dirtify blocks where we failed to
3686 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3687 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3689 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3691 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3693 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3695 * recog.c (peephole2_optimize): Re-distribute EH edges.
3697 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3699 * expr.c (expand_expr): Use unsave lang hook.
3700 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3701 (LANG_HOOKS_INITIALIZER): Update.
3702 * langhooks.h (struct lang_hooks): New hook unsave.
3703 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3704 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3705 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3706 (unsave_expr_now): Remove.
3707 * tree.h (unsave_expr_now, lang_unsave,
3708 lang_unsave_expr_now): Remove.
3711 2002-03-08 Andreas Jaeger <aj@suse.de>
3713 * flow.c (propagate_block_delete_insn): Remove unused variable.
3715 2002-03-08 Kazu Hirata <kazu@hxi.com>
3717 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3718 insn length for memory load/store.
3720 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3722 * doc/install.texi (--with-libiconv-prefix): Document.
3724 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3726 * doc/sourcebuild.texi: Fix typo.
3728 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3731 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3734 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3736 * rtl.c (copy_most_rtx): Move from here ...
3737 * emit-rtl.c (copy_most_rtx): ... to here.
3739 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3741 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3742 SUBTARGET_CPP_SIZE_SPEC.
3743 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3745 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3747 2002-03-07 Matt Hiller <hiller@redhat.com>
3749 * gensupport.c (first_dir_md_include): Renamed from include;
3750 change all references.
3751 (last_dir_md_include): Renamed from last_include; change all
3753 (init_md_reader): Unconditionally initialize base_dir whether or
3754 not filename is a relative path.
3756 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3758 * config/fp-bit.c (_unord_f2): Compile it in even if
3759 US_SOFTWARE_GOFAST is enabled.
3761 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3762 NULL_RTX. Set all HFmode operations as NULL_RTX.
3763 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3764 NULL_RTX, try reversing the comparison and the operands.
3766 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3768 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3769 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3772 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3774 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3776 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3778 * basic-block.h (fixup_abnormal_edges): Declare.
3779 * reload1.c (fixup_abnormal_edges): New function.
3780 * reg-stack.c (convert_regs): Use it.
3782 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3784 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3786 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3788 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3789 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3790 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3791 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3792 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3793 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3794 unless x and y could be infinite.
3795 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3796 Check that the common type of both arguments is a real, even for
3797 targets without unordered comparisons. Allow an integer argument
3798 to be compared against a real.
3799 (expand_tree_builtin): Use expand_unordered_cmp.
3800 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3801 * cse.c (fold_rtx): Likewise. Fix indentation.
3802 * fold-const.c (fold_real_zero_addition_p): New.
3803 (fold): Use it, and the new HONOR_... macros.
3804 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3805 * jump.c (reversed_comparison_code_parts): After searching for
3806 the true comparison mode, use HONOR_NANS to decide whether it
3807 can be safely reversed.
3808 (reverse_condition_maybe_unordered): Remove IEEE check.
3809 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3810 to decide which simplifications are valid. Allow the following
3811 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3812 and (a - -b) to (a + b).
3813 (simplify_relational_operation): Use HONOR_NANS.
3814 * doc/tm.texi: Document the MODE_HAS_... macros.
3816 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3818 * combine.c (simplify_comparison): If simplifying a logical shift
3819 right and compare with constant, force the comparison to unsigned.
3821 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3823 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3825 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3827 (alt_reg_names): Remove % for vrsave.
3829 2002-03-06 Richard Henderson <rth@redhat.com>
3831 PR optimization/5844
3832 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3833 if used indicates we've already emitted one copy of an operand.
3834 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3835 (gen_split): Supply a non-null used.
3837 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3839 * reload1.c (reload): Unshare all rtl after reload is done.
3841 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3842 but simply fail if the expression is too complex to simplify.
3843 (simplify_gen_binary): Handle simplify_plus_minus failures.
3845 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3847 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3848 consistently call delete_trivially_dead_insns after CSE and GCSE;
3849 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3850 after liveness2; update comment in last crossjumping.
3851 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3853 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3855 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3856 after completing fast dead code elimination.
3858 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3861 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3863 * version.c: Fix misplaced leading blanks on first line.
3865 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3867 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3869 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3871 * cfgcleanup.c (mentions_nonequal_regs): New function.
3872 (thread_jump): Use it.
3873 * toplev.c (rest_of_compilation): Run jump threading after
3876 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3878 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3881 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3883 * predict.c (estimate_bb_frequencies): Do not reload the
3884 frequencies from notes.
3886 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3888 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3889 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3891 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3892 delete_noop_moves): Return indeger.
3893 * flow.c (ndead): New variable.
3894 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3895 BB argument; update callers.
3896 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3897 (life_analysis): Do not call purge_all_dead_edges.
3898 (update_life_info): Return number of deleted insns; print statistics.
3899 (update_life_info_in_dirty_blocks): likewise.
3900 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3901 return number of insns deleted.
3903 * cse.c: Include timevar.h
3904 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3905 iterate until stabilizes; print statistics; return number of killed
3907 * Makefile.in: (cse.o): Add timevar.h dependency
3908 * rtl.h (delete_trivially_dead_insns): New.
3909 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3910 * toplev.c (rest_of_compilation): Update callers.
3912 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3913 (try_optimize_cfg): Do not update liveness.
3914 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3915 removal stabilizes; use delete_trivially_dead_insns.
3917 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3919 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3921 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3922 callbacks when processing assembly language.
3924 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3926 * pa.h (ASM_FILE_END): Define.
3927 * som.h (ASM_FILE_END): Delete.
3929 * pa.c (function_arg): Don't pass floats in general registers in
3930 indirect calls if TARGET_ELF32.
3932 2002-03-05 Richard Henderson <rth@redhat.com>
3934 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3936 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3938 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3940 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3942 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3943 -r command line. Don't hide any symbols if not building
3946 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3948 * cfg.c (dump_flow_info): Warn about profile mismatches.
3949 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3950 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3952 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3954 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3955 wide volatile memory by parts.
3957 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3959 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
3962 2002-03-05 Richard Henderson <rth@redhat.com>
3964 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
3966 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3968 * toplev.c (documented_lang_options): Document more
3969 language-specific options.
3970 * doc/invoke.texi (Warning Options): Correct documentation for
3971 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
3972 * c-decl.c (c_decode_option): Use a table to handle warning options.
3974 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
3976 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
3977 parameter to mmix_encode_section_info.
3978 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
3979 relocatably. Always produce ELF, not mmo if linking relocatably.
3980 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
3981 first is non-zero, don't add symbol prefix.
3982 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
3983 prototype accordingly.
3985 2002-03-04 Krister Walfridsson <cato@df.lth.se>
3987 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
3989 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
3991 * configure.in: Increase required makeinfo version to 4.1.
3992 * configure: Regenerate.
3994 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3996 * .cvsignore: Remove *.info* and genrtl*; these files are generated
3999 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
4001 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
4002 * doc/invoke.texi: Fix @math uses.
4004 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4006 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
4009 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
4011 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
4012 (powerpc-*-eabisimaltivec*): Same.
4014 * config/rs6000/t-ppcendian: New.
4016 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4018 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
4019 nonimmediate_src_operand and nonimmediate_lsrc_operand to
4020 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
4022 2002-03-03 Richard Henderson <rth@redhat.com>
4024 * toplev.c (rest_of_decl_compilation): Revert last two changes.
4026 2002-03-03 Zack Weinberg <zack@codesourcery.com>
4028 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
4029 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
4030 tree.c, config/m68k/m68k.c:
4031 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
4032 REAL_ARITHMETIC blocks unconditional. Delete some further
4033 #ifdef blocks predicated on REAL_ARITHMETIC.
4034 * flags.h, toplev.c: Delete remaining references to
4037 * doc/invoke.texi: Remove documentation of -fpretend-float.
4038 * doc/tm.texi: Describe the various REAL_* macros as provided by
4039 real.h, not by the target configuration files.
4041 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
4042 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
4043 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4044 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
4045 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
4046 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
4047 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
4048 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
4049 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4050 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
4051 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4052 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4053 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
4054 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
4055 config/xtensa/xtensa.h:
4056 Do not define, undefine, or mention in comments any of
4057 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
4058 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
4059 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
4060 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
4061 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
4062 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
4063 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
4064 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
4065 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
4067 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4069 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
4070 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
4071 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
4072 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
4073 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
4074 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
4076 * defaults.h (BITS_PER_WORD): Define.
4077 * doc/tm.texi (BITS_PER_WORD): Document default value.
4079 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
4080 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
4081 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
4083 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4085 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
4086 lieu of explicit sizeof/sizeof.
4087 * i386.c (override_options, ix86_init_mmx_sse_builtins,
4088 ix86_expand_builtin): Likewise.
4089 * mips.c (mips_add_gc_roots): Likewise.
4090 * mmix.c (mmix_output_condition): Likewise.
4091 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
4092 altivec_init_builtins): Likewise.
4093 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
4094 * cppexp.c (Nsuff, parse_number): Likewise.
4095 * cppinit.c (builtin_array_end): Likewise.
4096 * gcc.c (n_default_compilers, process_command): Likewise.
4097 * genpreds.c (output_predicate_decls): Likewise.
4098 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
4099 * lcm.c (N_ENTITIES): Likewise.
4100 * stor-layout.c (set_sizetype): Likewise.
4102 2002-03-03 Richard Henderson <rth@redhat.com>
4104 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
4105 for types or labels.
4107 2002-03-03 Richard Henderson <rth@redhat.com>
4109 * c-decl.c (start_decl): Initialized variables are not common.
4111 2002-03-02 Per Bothner <per@bothner.com>
4113 * gcc.c (option_map): Suport new --bootclasspath option.
4114 --CLASSPATH is now just an alias for --classpath.
4116 2002-03-02 Richard Henderson <rth@redhat.com>
4118 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
4119 load if "internal" visibility.
4120 * doc/extend.texi: Document visibility meanings.
4122 2002-03-02 Richard Henderson <rth@redhat.com>
4124 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
4125 to functions as well.
4127 2002-03-02 Richard Henderson <rth@redhat.com>
4129 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
4130 (handle_visibility_attribute): Don't call assemble_visibility.
4131 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
4132 without asmspec. Invoke assemble_alias when needed.
4133 * varasm.c (maybe_assemble_visibility): New.
4134 (assemble_start_function, assemble_variable, assemble_alias): Use it.
4136 2002-03-02 Richard Henderson <rth@redhat.com>
4138 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
4139 invoke ENCODE_SECTION_INFO with first call flag.
4141 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
4142 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4143 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
4144 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
4145 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
4146 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4147 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4148 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
4149 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
4150 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
4151 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
4152 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4153 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
4154 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
4155 config/mcore/mcore-protos.h, config/mcore/mcore.c,
4156 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
4157 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4158 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
4159 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
4160 config/sh/sh.h, config/sparc/sparc.h,
4161 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4162 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
4163 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
4164 FIRST argument. As needed, examine it and do nothing.
4166 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
4167 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
4168 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
4170 * config/arm/t-pe (pe.o): Add dependencies.
4172 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4174 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
4175 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
4176 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
4177 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
4178 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
4179 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
4180 * defaults.h (BITS_PER_UNIT): Define.
4181 * doc/tm.texi (BITS_PER_UNIT): Document default value.
4183 2002-03-02 Kazu Hirata <kazu@hxi.com>
4185 * config/h8300/h8300-protos.h: Add a prototype for
4186 compute_a_shift_length.
4187 * config/h8300/h8300.c (h8300_asm_insn_count): New.
4188 (compute_a_shift_length): Likewise.
4189 (h8300_adjust_insn_length): Do not adjust insn length of shift
4191 * config/h8300/h8300.md (anonymous shift patterns): Use
4192 compute_a_shift_length.
4194 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4196 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
4199 * emit-rtl.c (offset_address): Call update_temp_slot_address.
4201 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4203 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
4204 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
4205 * flags.h (flag_zero_initialized_in_bss): Declare.
4206 * toplev.c (flag_zero_initialized_in_bss): New flag.
4207 (lang_independent_options): Add flag_zero_initialized_in_bss.
4208 * tree.c (initializer_zerop): New function.
4209 * tree.h (initializer_zerop): Declare.
4210 * varasm.c (assemble_variable): If we can emit bss, put zero
4211 initializers in the bss section.
4213 2002-03-02 Alan Modra <amodra@bigpond.net.au>
4215 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
4216 like more than one symbol per .weak directive.
4218 2002-03-01 Richard Henderson <rth@redhat.com>
4220 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
4221 adjust argument_pointer by pretend_args_size.
4222 (ia64_va_start): Adjust va_start address by -pretend_args_size.
4224 2002-03-01 Kazu Hirata <kazu@hxi.com>
4226 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
4228 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
4230 * toplev.c (rest_of_compilation): Delete dead jumptables before
4232 * flow.c (delete_dead_jumptables): Make global.
4233 * rtl.h (delete_dead_jumptables): Declare.
4235 2002-03-01 David Edelsohn <edelsohn@gnu.org>
4237 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
4238 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
4239 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
4241 2002-03-01 Kazu Hirata <kazu@hxi.com>
4243 * config/h8300/h8300-protos.h: Fix formatting.
4244 * config/h8300/h8300.c: Likewise.
4245 * config/h8300/h8300.h: Likewise.
4247 2002-03-01 Kazu Hirata <kazu@hxi.com>
4249 * config/h8300/h8300.c (print_operand): Support 16-bit
4251 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
4253 2002-02-28 Richard Henderson <rth@redhat.com>
4255 * expmed.c (store_bit_field): Prevent generation of CONCATs;
4256 pun complex values as integers; use gen_lowpart instead of
4258 (extract_bit_field): Likewise.
4260 2002-03-01 Alan Modra <amodra@bigpond.net.au>
4261 David Edelsohn <edelsohn@gnu.org>
4263 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
4264 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
4265 (SUPPORTS_WEAK): Likewise.
4266 * output.h (add_weak): Add tree param.
4267 * varasm.c (add_weak): Likewise. Save decl.
4268 (struct weak_syms): Add decl field.
4269 (mark_weak_decls): New function.
4270 (init_varasm_once): ggc_add_root mark_weak_decls.
4271 (assemble_start_function): Use ASM_WEAKEN_DECL.
4272 (assemble_variable): Likewise.
4273 (assemble_alias): Likewise.
4274 (declare_weak): Pass decl to add_weak.
4275 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4276 (remove_from_pending_weak_list): Declare and define for
4278 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4279 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4280 * defaults.h (SUPPORTS_WEAK): Likewise.
4281 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4282 .weak for code sym. Do emit .size for descriptor sym.
4283 (ASM_DECLARE_FUNCTION_SIZE): Define.
4284 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4285 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4286 .lglobl unless TARGET_XCOFF. Formatting fixes.
4287 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4289 (HANDLE_PRAGMA_WEAK): Remove.
4290 (ASM_WEAKEN_LABEL): Remove.
4291 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4293 2002-03-01 Jason Merrill <jason@redhat.com>
4295 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4296 (TARGET_EXPR_CLEANUP): New macro.
4298 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4300 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4301 to take ptr_extend into account as third type of extension.
4302 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4303 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4304 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4305 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4306 * calls.c (precompute_arguments): Use new macro.
4307 (expand_call): Ditto.
4308 * combine.c (nonzero_bits): Ditto.
4309 (record_promoted_value): Ditto.
4310 * expr.c (store_expr): Ditto.
4311 (expand_expr): Ditto.
4312 * function.c (assign_parms): Ditto.
4314 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4316 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4317 override -shared and -shared-libgcc.
4319 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4321 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4323 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4326 2002-02-28 Richard Henderson <rth@redhat.com>
4328 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4329 4 cycle latency from MM producers.
4330 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4332 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4334 * mklibgcc.in: Don't use GNU make extension.
4336 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4338 * c-parse.in (STATIC): New terminal.
4339 (scspec): New non-terminal. Update productions accordingly.
4340 (program): Remove bogus ifc / end ifc.
4341 (array_declarator): Simplify production using STATIC.
4343 2002-02-28 Jim Meyering <meyering@lucent.com>
4345 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4346 \a still means TARGET_BELL.
4348 2002-02-28 Richard Henderson <rth@redhat.com>
4350 * haifa-sched.c (sched_emit_insn): New.
4351 (schedule_block): Use last_scheduled_insn to track last insn.
4352 * sched-int.h (sched_emit_insn): Prototype.
4353 * config/ia64/ia64.c (last_issued): Remove.
4354 (ia64_variable_issue): Don't set it.
4355 (nop_cycles_until): Use sched_emit_insn.
4357 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
4359 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
4362 2002-02-28 Kazu Hirata <kazu@hxi.com>
4364 * config/h8300/h8300.c: Fix formatting.
4365 * config/h8300/h8300.h: Likewise.
4367 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
4369 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
4370 which may overwrite the high byte of the frame pointer.
4372 2002-02-28 Bo Thorsen <bo@suse.de>
4374 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
4375 (STARTFILE_SPEC): Add 64 bit files.
4376 (ENDFILE_SPEC): Likewise.
4378 2002-02-28 Jason Merrill <jason@redhat.com>
4380 * c-decl.c (finish_function): Only warn about missing return
4381 statement with -Wreturn-type.
4383 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
4385 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
4387 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
4388 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
4390 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
4392 * basic-block.h (BB_REACHABLE): Renumber.
4393 (BB_DIRTY, BB_NEW): New flags.
4394 (clear_bb_flags): Declare.
4395 (update_life_info_in_dirty_blocks): Declare.
4396 * cfg.c (clear_bb_flags): New function.
4397 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
4398 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
4399 reorder_insns, emit_insn_after): Mark block as dirty.
4400 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
4401 (update_life_info_in_dirty_blocks): New function.
4402 * recog.c (apply_change_group): Dirtify block.
4404 * cse.c (cse_insn): Reorder emitting of jump insn to keep
4406 * gcse.c (delete_null_pointer_checks): Likewise.
4408 * toplev.c (dump_file_index): Move cse2 after bp,
4410 (dump_file_info): Similary.
4411 (rest_of_compilation): Avoid most of CFG rebuilds;
4412 do first if converision after null pointer checks, do cse2
4413 after branch prediction; avoid full liveness rebuild after
4414 initializing subregs.
4415 * invoke.texi (-d options): Document -du, renumber.
4417 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
4418 (notice_new_block): Do not set BB_UPDATE_LIFE.
4419 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
4420 merge_blocks_move_successor_nojumps, merge_blocks,
4421 try_crossjump_to_edge): Likewise.
4422 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
4423 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
4424 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
4425 (merge_of_block): Do not use life_data_ok.
4426 (find_if_case_1): Do not use SET_UPDATE_LIFE.
4427 (if_convert): Use BB_DIRTY mechanizm to update life.
4428 * lcm.c (optimize_mode_switching): Update
4429 update_life_info_in_dirty_blocks
4431 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4433 * Makefile.in (integrate.o): Update.
4434 * c-decl.c (copy_lang_decl): Rename.
4435 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4436 * integrate.c: Include langhooks.h.
4437 (copy_decl_for_inlining): Update to use langhook.
4438 * langhooks-def.h (lhd_do_nothing_t,
4439 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
4440 (LANG_HOOKS_INITIALIZER): Update.
4441 * langhooks.c (lhd_do_nothing_t): New.
4442 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
4443 * tree.h (copy_lang_decl): Remove.
4445 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4447 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
4449 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
4450 POST_DEC, and POST_MODIFY.
4452 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4454 * c-typeck.c (digest_init): Remove unused parameter; all
4457 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4459 * expmed.c (expand_shift): Correctly test for low part of a
4462 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4464 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4465 insn UIDs with insn addresses.
4467 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4469 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4470 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4471 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4472 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4473 gcc.c, toplev.c: Delete code implementing -traditional mode.
4475 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4476 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4477 Document removal of -traditional mode for compilation, and
4478 remove documentation only relevant to that mode.
4480 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4481 config/convex/convex.h, config/d30v/d30v.h,
4482 config/i386/dgux.h, config/i386/osf1elf.h,
4483 config/i386/osfelf.h, config/i386/osfrose.h,
4484 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4485 config/m68k/hp310.h, config/m88k/dgux.h,
4486 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4487 config/m88k/m88k.h, config/m88k/openbsd.h,
4488 config/mips/abi64.h, config/mips/osfrose.h,
4489 config/mips/svr4-5.h, config/mips/svr4-t.h,
4490 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4491 config/stormy16/stormy16.h: Remove all references to
4492 -traditional from target specs. Delete all mention of the
4493 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4494 delete a couple of commented-out definitions of
4495 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4498 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4499 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4501 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4503 * mklibgcc.in: Don't use \n in a line subject to
4504 interpretation by echo.
4506 2002-02-27 Graham Stott <grahams@redhat.com>
4508 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4511 * loop.c (prescan_loop): Handle PARALLEL.
4513 * unroll.c (loop_iterations): Return 0 if the add_val for
4516 * final.c (output_operand_lossage): Constify PFX_STR.
4518 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4520 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4522 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4523 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4525 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4527 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4529 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4531 * cpplex.c (_cpp_lex_token): Handle directives in macro
4533 * cpplib.c (_cpp_handle_directive): Save and restore state
4534 if parsing macro args when entering a directive.
4535 * cppmacro.c (collect_args): No need to handle directives
4537 (enter_macro_context, replace_args): Use the original macro
4538 definition in case it was redefined whilst collecting arguments.
4542 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4544 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4545 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4546 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4548 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4549 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4550 (load_toc_v4_PIC_2): Same.
4552 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4554 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4556 2002-02-26 Richard Henderson <rth@redhat.com>
4558 * config/alpha/alpha.md (ashldi_se): Re-enable.
4560 2002-02-26 Richard Henderson <rth@redhat.com>
4562 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4563 MODULE_LOCAL_P; improve commentary.
4565 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4567 * doc/cpp.texi: Clarify documentation of relationship between
4570 2002-02-26 Kazu Hirata <kazu@hxi.com>
4572 * config/h8300/h8300-protos.h: Update the prototype for
4573 compute_logical_op_length. Add the prototype for
4574 compute_logical_op_cc.
4575 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4577 (compute_logical_op_cc): New.
4578 * config/h8300/h8300.md: Combine all the logical op patterns
4579 in HImode and SImode. Use compute_logical_op_cc.
4581 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4583 * config/i386/i386.c (print_operand): Don't append ATT-style
4584 length suffixs to x87 opcodes when in Intel mode.
4586 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4588 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4589 (init_emit_once): Update calls.
4590 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4591 (init_syntax_once): Prototype.
4593 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4595 * pa-linux.h (LIB_SPEC): Update definition.
4596 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4598 2002-02-26 Richard Henderson <rth@redhat.com>
4600 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4601 if we emitted a stop bit.
4603 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4605 * configure.in (libgcc_visibility): Substitute.
4606 * configure: Rebuilt.
4607 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4608 defined symbols .hidden.
4610 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4612 * attribs.c (c_common_attribute_table): Add visibility.
4613 (handle_visibility_attribute): New function.
4614 * varasm.c (assemble_visibility): New function.
4615 * output.h (assemble_visibility): Add prototype.
4616 * tree.h (MODULE_LOCAL_P): Define.
4617 * crtstuff.c (__dso_handle): Use visibility attribute.
4618 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4619 for MODULE_LOCAL_P symbols too.
4620 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4621 MODULE_LOCAL_P symbols the same way as local symbols.
4622 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4623 into .sdata/.sbss by the user.
4624 * doc/extend.texi (Function Attributes): Document visibility
4627 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4630 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4631 STRING_CST initializer spanning the whole variable without
4633 If expand_expr returned MEM, don't use it.
4635 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4637 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4638 generate a die for the lexical block.
4640 2002-02-26 Kazu Hirata <kazu@hxi.com>
4642 * config/h8300/h8300-protos.h: Add a prototype for
4643 compute_logical_op_length.
4644 * config/h8300/h8300.c (compute_logical_op_length): New.
4645 * config/h8300/h8300.md (anonymous logical patterns): Use
4646 compute_logical_op_length for length.
4648 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4650 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4652 (gen_type_die): Same.
4654 * attribs.c (handle_vector_size_attribute): Set debug information.
4656 2002-02-26 Daniel Egger <degger@fhm.edu>
4658 * config/rs6000/rs6000.md: Swap define_insn attributes to
4659 fix incorrect generation of merge high instructions instead
4662 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4664 * c-typeck.c (really_start_incremental_init): Use
4665 bitsize_zero_node for vectors.
4667 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4669 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4670 ("*set_vrsave_internal"): Same.
4672 2002-02-25 Richard Henderson <rth@redhat.com>
4674 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4675 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4677 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4680 * config/i386/i386.c (ix86_return_pops_args): Only pop
4681 fake structure return argument if it was passed on the stack.
4683 2002-02-25 Jason Merrill <jason@redhat.com>
4685 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4688 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4690 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4691 link with shared_name only.
4692 * doc/invoke.texi (Link Options): Document new behavior.
4694 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4696 * c-typeck.c (push_init_level): Handle vectors.
4698 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4700 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4701 operands of SPARC_SETHI_P.
4702 (input_operand): Likewise.
4703 (sparc_emit_set_const32): Likewise.
4704 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4705 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4706 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4707 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4708 (movdi_insn_sp64_vis): Likewise.
4709 (movdi split, movdf split): Use SETHI32.
4710 * doc/md.texi: Document SPARC constraints L, M and N.
4712 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4714 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4715 ("*set_vrsave_internal"): use mfspr for Darwin.
4717 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4718 gen_get_vrsave_internal.
4720 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4722 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4724 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4726 * cpplex.c (cpp_interpret_charconst): Get signedness or
4727 otherwise of wide character constants correct.
4728 * cppexp.c (lex): Get signedness of wide charconsts correct.
4730 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4732 * optabs.c (widen_operand): Only call convert_modes for
4733 promoted SUBREG if signedness matches.
4734 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4736 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4738 * cpplib.c (glue_header_name): Use local buffer to build up
4741 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4743 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4745 2002-02-23 Kazu Hirata <kazu@hxi.com>
4747 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4748 H8/300[HS] separately.
4749 * config/h8300/h8300.md: Remove the early clobber constraint
4750 from bit field patterns.
4752 2002-02-23 Kazu Hirata <kazu@hxi.com>
4754 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4756 (mulhisi3): Likewise.
4757 (umulqisi3): Likewise.
4758 (umulhisi3): Likewise.
4760 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4762 * cppinit.c (output_deps): Correct test for stdout output.
4763 (init_dependency_output): Cure warning.
4765 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4767 * expr.c (store_expr): When converting expression to promoted
4768 equivalent type, allow using SUBREG_REG of TARGET as the target
4769 of the expansion of EXP.
4770 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4771 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4772 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4773 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4774 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4776 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4778 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4779 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4780 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4782 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4784 PR optimization/5747
4785 * loop.c (scan_loop): Update reg info if move_movables created new
4788 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4790 * gcc.c (init_gcc_spec): Revert last change.
4792 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4794 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4795 gpc_reg_operand constraint.
4797 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4799 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4800 Simplify comparison of `low'.
4801 (add_operand): Fix formatting.
4802 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4803 (mask_operand): Disallow mask to wrap in 64-bit mode.
4804 (rs6000_stack_info): Remove redundant test setting push_p.
4805 (output_toc): Fix formatting.
4806 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4807 cc_reg_not_cr0_operand constraint.
4808 (booldi3, boolcdi3 splitters): Same.
4810 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4812 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4814 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4816 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4817 gcc invoked with -shared-libgcc.
4819 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4822 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4823 decl if any of elements was TREE_USED.
4825 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4827 * config/sparc/sol2.h: Don't include sys/mman.h.
4828 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4829 (arith_4096_operand): Don't throw high bits away.
4830 (const64_operand): Take sign extension of CONST_INTs into account.
4831 (const64_high_operand, sparc_emit_set_const32): Likewise.
4832 (GEN_HIGHINT64): Likewise.
4833 (sparc_emit_set_const64_quick1): Likewise.
4834 (const64_is_2insns): Likewise.
4835 (print_operand): Use trunc_int_for_mode for sign extension.
4836 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4837 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4838 chars. Assume CONST_INT is already properly sign-extended.
4839 (movdi split): Sign-extend each SImode part.
4840 (andsi3 split): Don't mask high bits off, so that result
4841 remains properly sign-extend.
4842 (iorsi3 split): Likewise.
4843 (xorsi3 split): Likewise.
4845 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4847 * fold-const.c (fold): Fix typo in comments.
4849 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4851 * Makefile.in (langhooks.o): Update dependencies.
4853 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4855 * langhooks.c: Include flags.h.
4857 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4859 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4861 * c-common.c (c_common_post_options): Set inline trees by
4864 * doc/extend.texi (Function Attributes): Document always_inline
4866 Update documentation about inlining when not optimizing.
4868 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4870 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4871 unless DECL_ALWAYS_INLINE.
4873 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4874 unless DECL_ALWAYS_INLINE.
4875 (c_disregard_inline_limits): Disregard if always_inline set.
4877 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4878 Disregard if always_inline set.
4879 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4880 unless DECL_ALWAYS_INLINE.
4882 * attribs.c (handle_always_inline_attribute): New.
4883 (c_common_attribute_table): Add always_inline.
4885 * config/rs6000/altivec.h: Add prototypes for builtins
4886 requiring the always_inline attribute.
4888 2002-02-21 Eric Christopher <echristo@redhat.com>
4890 * expmed.c (store_bit_field): Try to simplify the subreg
4891 before generating a new one when when the mode size of
4892 value is less than maxmode.
4894 2002-02-21 Richard Henderson <rth@redhat.com>
4896 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4897 than gen_rtx_PLUS to form the sum.
4898 * explow.c (force_reg): Rearrange to not allocate new pseudo
4899 when force_operand returns a register.
4900 * expr.c (expand_assignment): Allow offset_rtx expansion to
4901 return a sum. Do not force addresses into registers.
4902 (expand_expr): Likewise.
4903 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4904 to canonicalize arithmetic that didn't simpify.
4905 (simplify_plus_minus): New argument force; update
4906 all callers. Don't split CONST unless we can do something with it,
4907 and wouldn't lose the constness of the operands.
4909 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4910 that we generated earlier.
4912 2002-02-21 Tom Tromey <tromey@redhat.com>
4914 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4915 (output_line_info): Use constant `1', with a long explanatory
4917 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4919 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4921 * jump.c (redirect_jump): If old label has no UID, don't try to
4924 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4926 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4927 If input is constant, do shifts at compile time.
4929 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4931 * doc/extend.texi: Fix some more overfull hboxes.
4933 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4935 PR optimization/4994
4936 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4939 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4942 * expr.h (expand_and): Add mode argument.
4943 * expmed.c (expand_and): Add mode argument.
4944 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4945 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4946 * except.c (expand_builtin_extract_return_addr): Likewise.
4947 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4948 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4949 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4950 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4951 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4952 gen_rtx (CONST_INT, VOIDmode, x).
4954 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4957 * stmt.c (warn_if_unused_value): Move side effects test once more.
4959 2002-02-20 Torbjorn Granlund <tege@swox.com>
4961 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4962 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
4964 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
4966 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
4967 SUBREG or ZERO_EXTEND.
4969 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
4971 * sh.h (current_function_anonymous_args): Remove.
4972 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
4973 of current_function_varargs and current_function_stdarg is set.
4974 * sh.c (sh_expand_prologue): Check current_function_varargs /
4975 current_function_stdarg / TARGET_SH5 instead of
4976 current_function_anonymous_args.
4978 * sh64.h (TARGET_VERSION): Define.
4980 2002-02-20 David Edelsohn <edelsohn@gnu.org>
4982 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
4983 VRSAVE_REGNO on TARGET_ALTIVEC.
4985 2002-02-20 Alan Modra <amodra@bigpond.net.au>
4987 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
4988 bits of SImode const_int.
4989 (includes_rshift_p): Likewise.
4990 (print_operand): Call mask_operand and mask64_operand with correct
4992 (rs6000_output_function_epilogue): Pad traceback table to word.
4993 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
4994 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
4995 mask64_operand with correct mode.
4996 (FUNCTION_ARG_REGNO_P): Correct parentheses.
4998 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5001 * varasm.c (get_pool_constant_mark): New.
5002 * rtl.h (get_pool_constant_mark): Add prototype.
5003 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
5004 be represented if it has not been output.
5006 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5008 * combine.c (do_SUBST): Sanity check substitutions of
5009 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
5010 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
5011 CONST_INT into its operand.
5012 (known_cond): Likewise, for ZERO_EXTEND.
5013 * simplify-rtx.c (simplify_unary_operation): Fix condition to
5014 allow for simplification of wide modes. Reject CONST_INTs in
5015 ZERO_EXTEND when their actual mode is not given.
5017 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5019 * c-decl.c (pushdecl): If no global declaration is found for an
5020 extern declaration in block scope, try a limbo one.
5022 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5025 * c-common.c (pointer_int_sum): Moved from...
5026 * c-typeck.c (pointer_int_sum): ...here.
5027 * c-common.h (pointer_int_sum): Add prototype.
5029 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5032 * c-decl.c (duplicate_decls): Return 0 if issued error about
5035 2002-02-20 Roger Sayle <roger@eyesopen.com>
5036 Jakub Jelinek <jakub@redhat.com>
5039 * tree.c (host_integerp): Ensure that the constant integer is
5040 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
5041 when pos is zero or non-zero respectively. Clarify comment.
5042 * c-format.c (check_format_info_recurse): Fix host_integerp
5043 usage; the pos argument should be zero when assigning to a
5044 signed HOST_WIDE_INT.
5046 2002-02-20 Richard Henderson <rth@redhat.com>
5048 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
5049 of the operand, rather than assuming TImode.
5050 (ix86_expand_binop_builtin): Cope with commutative patterns
5051 using nonimmediate_operand for both operands.
5052 (ix86_expand_timode_binop_builtin): Likewise.
5053 (ix86_expand_store_builtin): Validate operand 1.
5054 (ix86_expand_unop1_builtin): Likewise.
5056 2002-02-20 Philip Blundell <philb@gnu.org>
5059 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
5061 2002-02-20 Richard Henderson <rth@redhat.com>
5064 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
5066 2002-02-20 Tom Tromey <tromey@redhat.com>
5068 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5069 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5070 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5071 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5072 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
5075 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
5077 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
5078 for (const_int 0) in X not just INTVAL.
5080 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
5082 * doc/extend.texi: Avoid or reduce overfull hboxes.
5084 2002-02-20 Diego Novillo <dnovillo@redhat.com>
5086 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
5087 operations if the field does not start at a mode boundary.
5089 2001-02-20 Joel Sherrill <joel@OARcorp.com>
5091 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
5092 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
5093 Also done for -Acpu and -Amachine.
5095 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
5097 * cppinit.c (init_dependency_output): Take deps output file
5098 from -o if none given with -MF. Suppress normal output.
5099 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5100 * doc/cpp.texi, doc/invoke.texi: Update.
5102 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5104 * toplev.c (output_quoted_string): Write unprintable
5105 characters with octal escapes.
5107 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5109 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
5110 really_call_used[VRSAVE_REGNO] if not Altivec.
5112 2002-02-19 Alan Modra <amodra@bigpond.net.au>
5114 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
5116 (constant_pool_expr_1): Fix formatting.
5117 (rs6000_legitimize_reload_address): Likewise.
5119 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5121 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
5122 now that we have one.
5124 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5126 * tree.h (struct tree_common): Remove aux. Add unused_0 at
5127 end of first block of bitfields (which was only seven bits);
5128 rename dummy to unused_1; remove comment which is no longer true.
5130 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5132 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
5134 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5137 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
5141 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
5142 arm_is_longcall_p rather than inspecting call-type cookie
5144 (call_value_insn) [TARGET_THUMB]: Likewise.
5146 2002-02-19 Graham Stott <grahams@redhat.com>
5148 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
5150 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5152 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
5153 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
5154 (FP_SAVE_INLINE): Delete.
5156 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
5157 * config/rs6000/eabi.asm: Remove ABI save restore routines.
5158 * config/rs6000/t-ppccomm: Build crtsavres.o.
5159 * config/rs6000/crtsavres.asm: New file.
5161 2002-02-19 Philip Blundell <philb@gnu.org>
5163 * config/arm/arm.c (use_return_insn): Don't reject interrupt
5165 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
5166 (output_return_instruction): Allow interrupt functions to return with
5167 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
5168 (arm_expand_prologue): Subtract 4 before stacking LR in an
5171 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5173 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
5174 decl, not just FUNCTION_DECL.
5175 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
5176 (arm_assemble_integer): Likewise.
5177 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
5180 2002-02-19 matthew green <mrg@eterna.com.au>
5182 * config.gcc (sparc-*-netbsdelf*): Enable target.
5183 (sparc64-*-netbsd*): New target.
5184 * config/sparc/netbsd-elf.h: New file.
5185 * config/sparc/t-netbsd64: New file.
5187 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5189 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
5191 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
5193 * doc/invoke.texi: explicitly list the style guidelines that
5194 -Weffc++ checks for.
5196 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
5198 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
5200 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
5203 * gcc.c (cpp_unique_options): Treat -o as indicating object file
5204 only if not -E. If -E, pass -o through to the preprocessor.
5206 2002-02-19 Kazu Hirata <kazu@hxi.com>
5208 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
5209 register number with an appropriate macro.
5211 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5213 * doc/rtl.texi (Constants): Close @code tag.
5215 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
5217 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
5218 ("mmx_uavgv4hi3"): Same.
5219 ("pmulhrwv4hi3"): Same.
5221 * tree-inline.c (walk_tree): Handle vectors.
5223 * c-common.c (constant_expression_warning): Handle vectors.
5224 (overflow_warning): Same.
5226 * sched-deps.c (sched_analyze_2): Handle vectors.
5228 * rtlanal.c (rtx_unstable_p): Handle vectors.
5229 (rtx_varies_p): Same.
5230 (count_occurrences): Same.
5231 (regs_set_between_p): Same.
5232 (modified_between_p): Same.
5233 (modified_in_p): Same.
5234 (volatile_insn_p): Same.
5235 (volatile_refs_p): Same.
5236 (side_effects_p): Same.
5238 (inequality_comparisons_p): Same.
5239 (replace_regs): Same.
5240 (computed_jump_p_1): Same.
5242 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
5244 (inner_mode_array): New.
5245 (copy_rtx): Handle vectors.
5246 (copy_most_rtx): Same.
5247 (rtx_equal_p): Same.
5248 (get_mode_alignment): Adjust for vectors.
5250 * resource.c (mark_referenced_resources): Handle vectors.
5251 (mark_set_resources): Same.
5253 * reload1.c (eliminate_regs): Handle vectors.
5254 (elimination_effects): Same.
5255 (scan_paradoxical_subregs): Same.
5257 * reload.c (subst_reg_equivs): Handle vectors.
5259 * regrename.c (scan_rtx): Handle vectors.
5261 * regclass.c (reg_scan_mark_refs): Handle vectors.
5263 * recog.c (find_single_use_1): Handle vectors.
5265 * local-alloc.c (equiv_init_varies_p): Handle vectors.
5266 (contains_replace_regs): Same.
5267 (memref_referenced_p): Same.
5269 * integrate.c (copy_rtx_and_substitute): Handle vectors.
5270 (subst_constants): Same.
5272 * genattrtab.c (attr_copy_rtx): Handle vectors.
5273 (encode_units_mask): Same.
5274 (clear_struct_flag): Same.
5275 (count_sub_rtxs): Same.
5277 * gcse.c (want_to_gcse_p): Handle vectors.
5278 (oprs_unchanged_p): Same.
5279 (hash_expr_1): Same.
5280 (oprs_not_set_p): Same.
5281 (expr_killed_p): Same.
5282 (compute_transp): Same.
5283 (store_ops_ok): Same.
5285 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5287 (fixup_var_refs_1): Same.
5288 (instantiate_virtual_regs_1): Same.
5290 * fold-const.c (operand_equal_p): Handle vectors.
5292 (rtl_expr_nonnegative_p): Same.
5294 * flow.c (mark_used_regs): Handle vectors.
5296 * df.c (df_uses_record): Handle vectors.
5298 * cselib.c (cselib_subst_to_values): Handle vectors.
5299 (cselib_mem_conflict_p): Same.
5302 * cse.c (canon_reg): Handle vectors.
5304 (cse_process_notes): Same.
5305 (count_reg_usage): Same.
5308 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5310 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5312 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5313 (gen_rtx): Handle CONST_VECTOR.
5314 (gen_const_vector_0): New.
5315 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5316 (reset_used_flags): Same.
5317 (copy_insn_1): Same.
5318 (initializer_constant_valid_p): Handle VECTOR_CST.
5320 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5322 * doc/rtl.texi (Constants): Document const_vector.
5323 (CONST0_RTX): Update for vectors.
5324 (RTL sharing): Same.
5326 * print-tree.c (print_node): Add case for VECTOR_CST.
5328 * tree.h (TREE_VECTOR_CST_ELTS): New.
5329 (struct tree_vector): New.
5330 (union tree_node): Add vector node.
5331 (build_vector): Add prototype.
5333 * tree.def (VECTOR_CST): New.
5335 * tree.c (build_vector): New.
5337 * expmed.c (make_tree): Handle CONST_VECTOR.
5339 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5340 (CONST_VECTOR_ELT): New.
5341 (CONST_VECTOR_NUNITS): New.
5343 * machmode.h (GET_MODE_INNER): New.
5344 (DEF_MACHMODE): Accept 8th arg.
5346 * machmode.def: Add 8th argument for vector inner mode.
5347 Add inner vector modes for vectors.
5349 * rtl.def (VEC_CONST): Remove.
5350 (CONST_VECTOR): New.
5352 * expr.c (clear_storage): Allow vectors.
5353 (is_zeros_p): Handle VECTOR_CST.
5355 * varasm.c (output_constant_pool): Handle vectors.
5356 (rtx_const): Add veclo and vechi fields.
5357 (kind): Add RTX_VECTOR.
5358 (decode_rtx_const): Add case for vector.
5360 * config/rs6000/rs6000-protos.h: Add zero_constant.
5362 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
5363 constants. Force easy vector constants into memory.
5364 (easy_vector_constant): New.
5365 (emit_easy_vector_constant): New.
5366 (rs6000_legitimize_reload_address): Do not generate bad reloads on
5369 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
5371 ("altivec_lvxl"): Same.
5372 (altivec_lvebx): Same.
5373 (altivec_lvehx): Same.
5374 (altivec_lvewx): Same.
5375 ("*movv4si_const0"): New.
5376 ("*movv4sf_const0"): New.
5377 ("*movv8hi_const0"): New.
5378 ("*movv16qi_const0"): New.
5380 2002-02-18 Kazu Hirata <kazu@hxi.com>
5382 * config/h8300/h8300.c (notice_update_cc): Use
5385 2002-02-18 Kazu Hirata <kazu@hxi.com>
5387 * config/h8300/h8300.md (divmod patterns): Change the
5388 constraints for operands[1] to register_operand.
5390 2002-02-18 Kazu Hirata <kazu@hxi.com>
5392 * config/h8300/h8300-protos.h: Remove the prototype for
5394 * config/h8300/h8300.c (p_operand): Remove.
5395 * config/h8300/h8300.md: Replace p_operand with
5398 2002-02-18 Philip Blundell <pb@nexus.co.uk>
5400 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
5402 (output_return_instruction): Allow use of LDR to unstack
5403 return addresss even for interrupt handlers or when
5404 interworking. If compiling for ARMv5, use interworking-safe
5405 return instructions by default. Remove duplicated code and
5406 lengthy "strcat" sequences.
5408 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5410 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
5411 (LINK_EH_SPEC): Define.
5412 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
5414 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5416 * config/s390/s390.c (s390_emit_prologue): Do not set the
5417 frame_related flag for call-clobbered registers.
5419 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
5421 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
5422 (construct_container): Fix handling of SSE operands.
5423 (ix86_expand_builtin): Fix handling of 64bit pointers.
5424 (mmx_maskmovq_rex): New pattern.
5426 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
5428 * regrename.c (kill_set_value): Handle subregs properly.
5430 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
5432 * objc/objc-act.c (handle_impent): Remove leading '*'
5433 from objc_class_name.
5435 2002-02-17 Richard Henderson <rth@redhat.com>
5437 * config/alpha/alpha.c (some_small_symbolic_operand,
5438 some_small_symbolic_operand_1, split_small_symbolic_operand,
5439 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
5440 Handle small SYMBOL_REFs anywhere, not just inside memories.
5441 * config/alpha/alpha-protos.h: Update.
5442 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5443 * config/alpha/alpha.md (small symbolic operand splitter): Update.
5445 2002-02-17 Roland McGrath <roland@frob.com>
5447 * config.gcc (powerpc-*-gnu-gnualtivec*,
5448 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
5449 * config/rs6000/gnu.h: New file.
5450 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
5451 Grok "gnu" in rs6000_abi_name.
5452 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5453 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5454 Grok -mcall-gnu analogous to -mcall-linux et al.
5455 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5456 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5457 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5459 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5462 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5465 2002-02-17 Philipp Thomas <pthomas@suse.de>
5467 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5468 ENDFILE_SPEC before (re)defining them.
5470 2002-02-17 Kazu Hirata <kazu@hxi.com>
5472 * config/h8300/h8300.c: Fix formatting.
5473 * config/h8300/h8300.h: Likewise.
5475 2002-02-17 Philipp Thomas <pthomas@suse.de>
5477 * doc/tm.texi: Explain why empty strings should not be
5478 marked for translation.
5480 2002-02-17 Philipp Thomas <pthomas@suse.de>
5482 * final.c (output_operand_lossage): Changed to accept
5483 printf style arguments. Change calls where necessary.
5484 * output.h (output_operand_lossage): Change declaration
5485 accordingly. Update copyright.
5486 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5487 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5488 Update copyright date where necessary.
5490 * config/i386/i386.c (print_operand): Likewise. Remove use of
5493 * config/cris/cris.c (cris_operand_lossage): Likewise.
5494 Rename parameter so that exgettext recognizes it as
5495 translatable message.
5496 (LOSE_AND_RETURN): Rename parameter to msgid.
5498 2002-02-17 Kazu Hirata <kazu@hxi.com>
5500 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5501 hard coded register number with an appropriate macro.
5502 (HARD_REGNO_MODE_OK): Likewise.
5503 (ARG_POINTER_REGNUM): Likewise.
5504 (STATIC_CHAIN_REGNUM): Likewise.
5505 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5506 * config/h8300/h8300.md (define_constants): Define more
5509 2002-02-17 Philipp Thomas <pthomas@suse.de>
5511 * config/i386/i386.h: Don't mark empty strings for translation.
5513 2002-02-16 H.J. Lu <hjl@gnu.org>
5515 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5517 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5519 * cppinit.c (merge_include_chains): Check for brack being
5520 NULL before attempting to merge it with qtail.
5522 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5524 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5527 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5529 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5531 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5533 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5534 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5535 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5537 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5539 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5540 now only if !TARGET_FIX.
5541 (*movsi_nt_vms_fix): New pattern.
5543 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5545 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5546 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5547 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5548 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5549 (alpha_start_function, alpha_expand_epilogue): Likewise.
5550 (unicosmk_gen_dsib): Likewise.
5552 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5554 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5556 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5558 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5559 check_and_change_labels, s390_final_chunkify): Delete.
5560 (s390_split_branches, s390_chunkify_pool): New functions.
5561 (s390_function_prologue): Call them.
5563 * config/s390/s390.h (S390_REL_MAX): Delete.
5564 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5566 * config/s390/s390.md (cjump, icjump, jump): Fix length
5567 attribute calculation.
5570 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5572 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5573 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5575 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5577 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5578 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5579 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5581 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5583 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5585 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5587 * reload.c (find_dummy_reload): Check that an output register
5588 is valid for its mode.
5590 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5592 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5595 * function.c (assign_parms): Demote promoted argument passed by
5596 transparent reference.
5598 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5600 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5601 -Acpu() and -Amachine() to eliminate warnings.
5603 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5605 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5607 2002-02-14 Kazu Hirata <kazu@hxi.com>
5609 * config/h8300/h8300-protos.h: Update the prototype for
5611 * config/h8300/h8300.c (const_costs): Treat SET as a little
5612 more expensive operation.
5613 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5614 reference to const_costs.
5616 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5618 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5620 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5623 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5624 use arguments from newtype.
5626 2002-02-13 Eric Christopher <echristo@redhat.com>
5628 * config/mips/mips.c (override_options): Add check for march/mipsX
5629 on the same command line. Fix error message in cpu processing.
5630 Remove architecture and ISA checks.
5632 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5634 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5636 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5638 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5640 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5642 ("*movv8hi_internal1"): Same.
5643 ("*movv16qi_internal1"): Same.
5644 ("*movv4sf_internal1"): Same.
5646 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5647 not push_reload for altivec modes.
5649 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5651 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5652 all RTEMS targets including removal of #includes from config/*/rtems*.h
5653 file and adding them to tm_file setting. Added xm_defines=POSIX to
5655 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5656 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5657 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5658 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5659 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5660 config/m68k/rtemself.h: Ditto.
5661 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5662 config/mips/rtems64.h: Ditto.
5663 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5664 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5666 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5667 config/sparc/rtemself.h: Ditto.
5668 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5669 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5670 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5672 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5673 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5674 target made more similar to i386-elf.
5675 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5676 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5677 be similar to config/m68k/t-m68kelf.
5678 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5680 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5682 * regmove.c (kill_value): Handle subregs.
5684 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5686 * i386.md (mul patterns): Allow memory operand to be first;
5687 add expanders where needed; fix constraints.
5688 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5689 Allow memory operand to be the first.
5691 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5694 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5697 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5700 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5702 PR optimization/5547:
5703 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5704 all valid IA-32 address modes involving non-scaled %ebx and
5705 GOT/GOTOFF as displacement.
5707 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5709 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5710 after emitting ltorg insns.
5712 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5713 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5714 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5715 *abssf2): Fix "op_type" attribute.
5717 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5719 * mkconfig.sh: Avoid using a subshell redirect.
5720 ($output.T): Change to $(output)T.
5721 (ENABLE_NLS): Remove unneeded undef.
5723 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5724 * config/alpha/x-vms (libsubdir): Define.
5726 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5727 register frame procedures. Optimize retrieving context.
5729 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5730 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5731 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5733 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5735 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5736 Make same change as for find_base_value.
5738 2002-02-13 Kazu Hirata <kazu@hxi.com>
5740 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5741 of QImode and SImode.
5743 2002-02-13 Kazu Hirata <kazu@hxi.com>
5745 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5746 length computation of movsi.
5747 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5749 2002-02-13 Kazu Hirata <kazu@hxi.com>
5751 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5752 operands[2] to register_operand.
5754 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5756 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5758 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5760 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5761 for altivec_lvx* and altivec_stvx*.
5762 ("*movv4si_internal"): Add constraint for loading from GPRs.
5763 ("*movv8hi_internal1"): Same.
5764 ("*movv16qi_internal1"): Same.
5765 ("*movv4sf_internal1"): Same.
5767 * config/rs6000/rs6000.c (altivec_register_operand): New.
5769 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5770 altivec_register_operand.
5772 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5774 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5777 2002-02-13 Stan Shebs <shebs@apple.com>
5779 * c-typeck.c (digest_init): Handle vectors.
5780 (really_start_incremental_init): Same.
5781 (pop_init_level): Same.
5782 (process_init_element): Same.
5784 * varasm.c (output_constant): Same.
5786 * expr.c (clear_storage): Same.
5787 (store_constructor): Same.
5789 2002-02-12 Eric Christopher <echristo@redhat.com>
5791 * explow.c (hard_function_value): Add comment explaining
5792 signed/unsigned comparison.
5794 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5796 * jump.c (never_reached_warning): Add finish argument.
5797 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5798 real insn after end.
5799 * rtl.h (never_reached_warning): Adjust prototype.
5800 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5801 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5802 never_reached_warning.
5804 2002-02-12 Graham Stott <grahams@redhat.com>
5806 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5808 2002-02-12 Kazu Hirata <kazu@hxi.com>
5810 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5811 logical shifts on H8/300.
5812 (shift_alg_si): Improve several shifts on H8/300.
5813 (get_shift_alg): Likewise.
5815 2002-02-12 Graham Stott <grahams@redhat.com>
5817 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5819 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5821 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5822 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5824 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5826 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5827 non-CONST_INT through default_assemble_integer.
5828 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5829 <case 8>: Abort for CONST_DOUBLE.
5831 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5833 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5835 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5836 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5838 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5840 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5842 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5844 * regrename.c (regrename_optimize): Don't accept a
5845 part-clobbered register if the replaced register is not part
5848 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5849 take padding into account when computing the argument value.
5851 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5853 * combine.c (try_combine): Apply substitutions in
5854 CALL_INSN_FUNCTION_USAGE too.
5856 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5858 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5859 __builtin_altivec_abs*.
5862 * config/rs6000/rs6000.h (rs6000_builtins): Add
5863 ALTIVEC_BUILTIN_ABS*.
5865 * config/rs6000/altivec.h: Use const char for builtins expecting
5867 (vec_abs): New versions for C and C++.
5870 2002-02-10 Kazu Hirata <kazu@hxi.com>
5872 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5875 2002-02-10 Kazu Hirata <kazu@hxi.com>
5877 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5878 constant definition from h8300.md.
5879 (FRAME_POINTER_REGNUM): Likewise.
5880 * config/h8300/h8300.md (define_constants): Add FP_REG.
5882 2002-02-10 Kazu Hirata <kazu@hxi.com>
5884 * config/h8300/h8300.c (print_operand): Remove redundant code.
5886 2002-02-10 Kazu Hirata <kazu@hxi.com>
5888 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5889 * config/h8300/h8300.c (byte_reg): Make it static.
5891 2002-02-10 Richard Henderson <rth@redhat.com>
5894 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5896 2002-02-10 Richard Henderson <rth@redhat.com>
5899 * tree.c (append_random_chars): Don't abort if main_input_filename
5902 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5904 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5906 2002-02-10 Kazu Hirata <kazu@hxi.com>
5908 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5909 (pushhi1): Likewise.
5911 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5913 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5914 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5916 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5918 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5920 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5922 2002-02-09 Kazu Hirata <kazu@hxi.com>
5924 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5925 a half of an SImode register on H8/300.
5927 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5929 * i386.md (movdi_2): Add missing '!'.
5931 2002-02-09 Kazu Hirata <kazu@hxi.com>
5933 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5936 2002-02-09 Kazu Hirata <kazu@hxi.com>
5938 * config/h8300/h8300.md (length): Correct the distance valid
5939 for the short branch.
5941 2002-02-09 Kazu Hirata <kazu@hxi.com>
5943 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5945 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5947 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5948 registers in SImode.
5949 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5952 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5955 Contribute sh64-elf.
5956 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5957 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5958 (sh_cannot_modify_jumps_p): New function.
5959 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5960 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5961 (sh_ms_bitfield_layout_p): New function.
5962 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
5963 Zack Weinberg <zack@codesourcery.com>
5964 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
5965 expand_simple_binop instead of expand_binop.
5966 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
5967 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
5968 use of .quad and .uaquad.
5969 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
5970 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
5971 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5972 * config/sh/sh.md (movdi_const, movdi_const_32bit,
5973 movdi_const_16bit): Make sure all CONSTs have modes.
5974 (sym2PIC): Ditto, but by adjusting all callers.
5975 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
5976 if the prologue calls the SHmedia argument decoder or register
5978 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5979 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
5980 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
5981 (sh_expand_epilogue): Don't emit USE of return target register.
5982 (prepare_move_operands): Legitimize DImode PIC addresses.
5983 (sh_media_register_for_return): Skip tr0, used to initialize the
5985 (sh_expand_prologue): Remove explicit USE of return register.
5986 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
5987 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
5988 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
5989 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
5990 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
5992 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
5993 (MOVI_SHORI_BASE_OPERAND_P): New.
5994 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
5995 (EXTRA_CONSTRAINT_T): Define in terms of them.
5996 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
5997 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
5998 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
5999 alternatives supporting TARGET_REGS.
6000 (UNSPEC_GOTPLT): New constant.
6001 (movdi split): Move incrementing of LABEL_NUSES...
6002 (movdi_const, movdi_const_32bit): Here. Use
6003 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
6004 (movdi_const_16bit): New.
6005 (call, call_value) [flag_pic]: Use GOTPLT.
6006 (call_pop, call_value_pop): New expands.
6007 (call_pop_compact, call_pop_rettramp): New insns.
6008 (call_value_pop_compact, call_value_pop_rettramp): New insns.
6009 (sibcall) [flag_pic]: Use GOT.
6010 (builtint_setjmp_receiver): Remove bogus, unused expand.
6011 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
6012 (*pt, *ptb, ptrel): New insns.
6013 (sym2GOT): Handle DImode GOT.
6014 (sym2GOTPLT, symGOTPLT2reg): New expands.
6015 (sym2PIC): New expand.
6016 (shcompact_return_tramp): Use GOTPLT to return trampoline.
6017 (shcompact_return_tramp_i): Use return register explicitly.
6018 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
6019 disable flag_reorder_blocks.
6020 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6021 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
6022 clobbers, for clarity.
6023 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
6024 restoring of r0 in macl as MAYBE_DEAD.
6025 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
6026 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
6027 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
6028 alter_subreg all over.
6029 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
6030 reload, instead of emitting instructions that would require
6032 (casesi_load_media): Add missing modes.
6033 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
6034 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
6035 as used if the argument decoder is called.
6036 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6037 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
6038 Pmode, then extend it to DImode if necessary.
6039 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6040 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
6041 constants in FPU-enabled SHmedia, let them be loaded from memory.
6042 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6043 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
6044 Adjust whitespace in assembly output templates.
6045 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6046 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
6047 mode of if_then_else.
6048 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
6049 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
6051 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
6052 Joern Rennecke <amylaar@redhat.com>
6053 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
6054 (SUBTARGET_CPP_PTR_SPEC): New.
6055 (SUBTARGET_CPP_SPEC): Remove.
6056 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6057 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6058 Fix typo in previous checkin.
6059 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
6060 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
6061 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
6062 Alexandre Oliva <aoliva@redhat.com>
6063 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
6064 what single FP register can hold for SHmedia target.
6065 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6066 Alexandre Oliva <aoliva@redhat.com>
6067 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6068 Do not split into SUBREG.
6069 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
6070 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
6071 and added new functions as specified in SH5 ABI r9.
6072 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
6073 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
6075 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
6076 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
6077 gen_consttable_4 and gen_consttable_8. Emit multiple labels
6078 and consttable_window_ends.
6079 2001-06-03 Graham Stott <grahams@redhat,com>
6080 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
6081 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
6082 * config/sh/sh.c (print_operand): Handle floating-point pair,
6083 vector and matrix registers.
6084 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
6085 vector modes into account.
6086 * config/sh/sh.md (movv2sf): Split move between registers into
6088 (movv4sf, movv16sf): Introduce insns that get split only after
6090 * config/sh/shmedia.h: Fix Copyright dates.
6091 * config/sh/ushmedia.h: Likewise. Move loop counter
6092 declarations into conditionals that uses them.
6093 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
6095 * config/sh/sshmedia.h: Fix Copyright dates.
6096 (sh_media_PUTCFG): Fix constraints.
6097 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
6098 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
6099 ptrmemfunc_vbit_in_delta for SH5.
6100 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
6101 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
6102 * invoke.texi: Likewise.
6103 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
6104 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
6105 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
6106 GCC_pop_shmedia_regs_nofpu): New global symbols.
6107 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
6108 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
6109 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
6110 compact function with nonlocal labels.
6111 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
6112 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
6113 (initial_elimination_offset): Account for their stack space.
6114 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
6115 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
6116 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
6117 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
6118 least one of the operands to be a register.
6119 (movv2sf): Likewise. Renamed to movv2sf_i.
6120 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
6121 prepare_move_operands() before emitting SHmedia insns.
6122 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6123 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
6124 Don't save nor initialize r12. Don't mis-align the stack.
6125 Pad the code with a nop.
6126 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
6128 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
6129 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
6130 [__SHMEDIA__]: Implement.
6131 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
6132 * config/sh/sh.md: Set latency of `pt' closer to reality.
6133 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
6134 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
6135 Set move, load and store type attributes.
6136 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
6137 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
6139 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
6140 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
6141 * config/sh/sh.c (sh_media_register_for_return): New function.
6142 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
6143 branch-target register.
6144 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
6145 * config/sh/sh.md (return_media_i): Use any call-clobbered
6146 branch-target register.
6147 (return_media): If r18 wasn't copied in the prologue, copy it
6149 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
6150 Clear class FP0_REGS.
6151 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
6153 2001-03-08 DJ Delorie <dj@redhat.com>
6154 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
6155 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6156 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
6157 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6158 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
6159 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
6160 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
6161 return value correctly for call_cookie.
6162 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6163 * config/sh/crt1.asm (start): Modified so as to call
6164 ___setup_argv_and_call_main.
6165 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
6166 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
6168 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
6169 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
6170 (STRIP_NAME_ENCODING): Use it.
6171 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
6172 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6173 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
6174 prepare_scc_operands().
6175 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
6176 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
6177 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
6178 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
6179 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6180 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
6181 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
6182 used in shcompact_incoming_args.
6183 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
6185 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
6187 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
6189 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6190 Simplify. Adjust. Add sanity check.
6191 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
6193 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
6195 (udivsi3, divsi3): Use them.
6196 (force_mode_for_call): New insn.
6197 (call, call_value, sibcall_value): Emit it before SHcompact
6199 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6200 * config/sh/sh.md (call, call_value, sibcall): Make sure the
6201 call cookie is non-NULL before taking its value.
6202 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
6203 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
6204 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6205 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
6207 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
6208 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
6209 temporary for stack adjusts. Use MACL and MACH to pass
6210 arguments to shcompact_incoming_args.
6211 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
6213 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
6214 (nested_trampoline): Load static chain address into r1.
6215 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
6216 2001-01-07 Alexandre Oliva <aoliva@redhat.com
6217 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
6218 fp_arith_reg_operand().
6219 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
6220 * config/sh/sh.md (casesi): Sign-extend the first two operands,
6221 and use signed compares for them.
6222 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
6223 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
6224 ones properly aligned.
6225 (find_barrier): Account for extra alignment needed for 8-byte wide
6227 (machine_dependent_reorg): Require a label for the second 4-byte
6228 constant after an 8-byte one.
6229 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
6231 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6232 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
6233 last_float when switching float modes.
6234 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
6235 auto-increment for general-purpose registers.
6236 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
6238 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
6240 * config/sh/sh.c (sh_builtin_saveregs): Support using all
6241 registers for varargs.
6242 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6243 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
6244 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
6245 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
6246 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
6247 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
6248 call_cookie accordingly.
6249 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
6250 (SHCOMPACT_BYREF): Likewise.
6251 (SHCOMPACT_FORCE_ON_STACK): New macro.
6252 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
6253 (sh_builtin_saveregs): Likewise.
6254 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6255 shcompact_incoming_args): Use new shift values. Support
6256 sequences of consecutive and non-consecutive pushes/pops.
6257 * config/sh/sh.md (return): Don't explicitly use PR_REG.
6258 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
6259 * config/sh/sh.h (TEXT_SECTION): Define.
6260 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
6261 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6262 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
6263 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
6264 return values on FPU-enabled SHmedia.
6265 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
6266 FPU-enabled SHmedia.
6267 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
6268 value is returned in a non-FP reg and is not returned by
6270 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6272 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6273 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6274 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6275 quad-aligned to be passed by callee-copy reference.
6276 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6277 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6278 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6279 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6280 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6281 copying low-numbered FP regs to r7 and r8.
6282 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6283 FP regs to general-purpose regs only if the copy was passed on the
6285 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6286 copying FP reg to r9.
6287 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6288 copy FP regs to general-purpose regs only in outgoing calls.
6289 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6290 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6292 * config/sh/sh.h (struct sh_args): Document all fields.
6293 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6294 passed partially on the stack should not consider making
6296 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6297 stack_regs only for incoming calls. When passing FP args,
6298 make sure there are FP regs available before modifying
6300 (SHCOMPACT_BYREF): Pass double args in general-purpose
6301 registers by reference.
6302 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6303 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6304 attempt to generate sibcalls if the caller got any arguments
6306 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6307 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6308 to 8-byte boundaries.
6309 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6310 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6311 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6312 stored in the stack.
6313 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6314 for the offsets to have the ISA bit set.
6315 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6316 invocation. Use beq instead of bgt to mark end of sequence of
6318 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6319 bgt to mark end of sequence of stores.
6320 * config/sh/sh.c (arith_operand): Don't check whether
6321 CONST_OK_FOR_J for now.
6322 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6323 instead of long for conversion.
6324 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6325 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6326 before passing it to fprintf.
6327 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6328 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6329 Call set_fpscr before reading/writing SR.
6330 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6332 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6334 (FMOVD_WORKS): Define on SH5 with FPU.
6335 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6337 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6339 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6340 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6342 (ia_main_table): Ditto.
6343 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6344 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6345 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6346 the definitions from sh.h.
6347 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6349 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6350 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
6351 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6352 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
6353 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
6354 Increment LABEL_NUSES.
6356 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
6358 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
6360 * config/sh/elf.h (SIZE_TYPE): Likewise.
6361 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6362 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6363 shcompact_incoming_args): Load switch table addresses using
6365 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6366 (NO_BUILTIN_SIZE_TYPE): Define.
6367 (SIZE_TYPE): Don't define.
6368 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6369 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
6370 definition of __SH5__=32 for -m5-compact-nofpu.
6371 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
6373 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
6374 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
6375 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
6376 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
6377 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
6378 (INSN_LENGTH_ALIGNMENT): Likewise.
6379 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6380 * config/sh/sh.md (call, call_value, sibcall): Simplify
6381 copying of non-branch-target register.
6382 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6383 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
6384 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
6385 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6386 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
6387 floating-point values as structs.
6388 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
6389 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
6390 general-purpose register.
6391 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
6392 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6393 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
6394 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
6395 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
6396 (ENCODE_SECTION_INFO): Enclose variables and constants in
6398 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
6399 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
6400 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
6401 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
6402 only for LABEL_REFs. For SYMBOL_REFs, prepend
6403 SH_DATALABEL_ENCODING to the symbol name.
6404 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
6406 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6407 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
6409 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
6410 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
6411 (DATALABEL_REF_P): Don't require CONST.
6412 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
6414 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
6415 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
6417 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6418 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
6419 Use shallow_copy_rtx and PUT_MODE to change the mode of
6420 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
6421 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
6422 on SHmedia using GENERAL_REGs.
6423 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6424 bltu_media_i): Fix reversion of conditions.
6425 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6426 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
6427 * config/sh/sh.c (output_far_jump): Save r13 in macl.
6428 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
6429 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
6430 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
6431 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
6432 (GCC_nested_trampoline): Likewise.
6433 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
6434 * config/sh/sh.c (gen_datalabel_ref): Define.
6435 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
6436 (INITIALIZE_TRAMPOLINE): Likewise.
6437 (TRAMPOLINE_ADJUST_ADDRESS): Define.
6438 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
6439 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
6440 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
6441 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
6442 (ic_invalidate): Adjust for SH5.
6443 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
6444 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
6446 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
6447 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
6448 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
6449 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6450 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
6451 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6452 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6453 * config/sh/sh.c (target_reg_operand): Match only target-branch
6454 registers and pseudos that aren't virtual registers.
6455 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6456 Copy operands that don't match target_reg_operand to pseudos.
6457 (call_media, call_value_media, sibcall_media): Use
6458 target_reg_operand instead of target_operand.
6459 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6460 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6461 * config/sh/sh.c (target_reg_operand): Match hardware registers
6462 other than branch-target registers.
6463 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6464 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6465 (fpscr_values) [SH5 == 32]: Define.
6466 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6467 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6468 Handle function addresses coming in SUBREGs.
6469 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6470 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6471 shcompact_return_trampoline): Use datalabel where appropriate.
6472 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6473 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6474 general-purpose register to copy one branch-target register to
6476 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6477 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6478 SYMBOL_REFs with VOIDmode.
6479 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6480 bltu_media_i): New insns.
6481 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6482 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6483 (INIT_CUMULATIVE_ARGS): Likewise.
6484 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6485 * machmode.def (V16SFmode): New mode.
6486 * c-common.c (type_for_mode): Support V2SF and V16SF.
6487 * tree.c (build_common_tree_nodes_2): Likewise.
6488 * tree.h (tree_index): Likewise.
6489 * calls.c (emit_call_1): Take args_so_far. Adjust all
6490 callers. Introduce CALL_POPS_ARGS.
6491 * tm.texi (CALL_POPS_ARGS): Document.
6492 * config/sh/crt1.asm: Implement in SHmedia mode.
6493 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6494 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6495 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6496 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6497 Implement divsi and udivsi in SHmedia mode. Introduce
6498 SHcompact trampolines.
6499 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6501 (regno_reg_class): Rewrite.
6502 (fp_reg_names): Remove.
6503 (sh_register_names, sh_additional_register_names): New.
6504 (print_operand): Added `u'. Support SUBREGs in addresses.
6505 Add parentheses around shifted CONSTs.
6506 (output_file_start): Output .mode and .abi directives.
6507 (shiftcosts, addsubcosts, multcosts): Adjust.
6508 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6509 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6510 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6511 bytes, not registers. Take into account the need for the
6512 SHcompact incoming args trampoline. Adjust all callers.
6513 (sh_expand_prologue): Take stack_regs into account. Call
6514 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6515 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6516 stack aligned as per SH5 ABI.
6517 (sh_builtin_saveregs): Support SH5 ABI.
6518 (sh_build_va_list, sh_va_start): Likewise.
6519 (initial_elimination_offset): Take alignment into account.
6520 Compute location of PR according to the SH5 stack frame.
6521 (arith_reg_operand): Reject branch-target registers.
6522 (shmedia_6bit_operand): New.
6523 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6524 (target_reg_operand): Match DImode only. Accept SUBREGs.
6525 (target_operand): New.
6526 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6527 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6528 SIBCALL_REGS for SHmedia.
6529 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6530 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6531 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6532 (TARGET_SWITCHES): New SH5 flags.
6533 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6534 VALID_REGISTER_P to disable unsupported registers.
6535 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6536 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6537 (FUNCTION_ARG_PADDING): Define.
6538 (FASTEST_ALIGNMENT): Adjust.
6539 (SH_REGISTER_NAMES_INITIALIZER): New.
6540 (sh_register_names): Declare.
6541 (DEBUG_REGISTER_NAMES): Define.
6542 (REGISTER_NAMES): Define based on sh_register_names.
6543 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6544 (sh_additional_register_names): Declare.
6545 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6546 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6547 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6548 (REGISTER_NATURAL_MODE): Define.
6549 (FIRST_PSEUDO_REGISTER): Adjust.
6550 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6551 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6552 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6553 (VECTOR_MODE_SUPPORTED_P): Define.
6554 (REG_CLASS_CONTENTS): Adjust.
6555 (SMALL_REGISTER_CLASSES): Adjust.
6556 (REG_ALLOC_ORDER): Adjust.
6557 (INDEX_REG_CLASS): Adjust.
6558 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6559 (CONST_OK_FOR_LETTER_P): Adjust.
6560 (PREFERRED_RELOAD_CLASS): Adjust.
6561 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6562 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6563 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6564 (FIRST_FP_PARM_REG): Adjust.
6565 (CALL_POPS_ARGS): Define.
6566 (FUNCTION_ARG_REGNO_P): Adjust.
6567 (struct sh_args): New fields.
6568 (GET_SH_ARG_CLASS): Adjust.
6569 (INIT_CUMULATIVE_ARGS): Adjust.
6570 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6571 (FUNCTION_ARG_ADVANCE): Adjust.
6572 (FUNCTION_ARG): Adjust.
6573 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6574 (FUNCTION_ARG_CALLEE_COPIES): Define.
6575 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6576 (STRICT_ARGUMENT_NAMING): Define.
6577 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6578 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6579 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6580 (SETUP_INCOMING_VARARGS): Adjust.
6581 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6582 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6583 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6584 (SUBREG_OK_FOR_INDEX_P): Adjust.
6585 (EXTRA_CONSTRAINT_S): Update.
6586 (EXTRA_CONSTRAINT_T): New.
6587 (EXTRA_CONSTRAINT): Adjust.
6588 (GO_IF_LEGITIMATE_INDEX): Adjust.
6589 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6590 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6592 (MAX_MOVE_MAX): Define.
6594 (CONST_COSTS): Adjust.
6595 (REGISTER_MOVE_COST): Adjust.
6596 (BRANCH_COST): Adjust.
6597 (TEXT_SECTION_ASM_OP): Adjust.
6598 (DBX_REGISTER_NUMBER): Adjust.
6599 (ASM_OUTPUT_DOUBLE_INT): New.
6600 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6601 (PREDICATE_CODES): Adjust.
6602 (PROMOTE_MODE): Adjust.
6603 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6604 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6605 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6606 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6607 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6608 (TR0_REG, TR1_REG, TR2_REG): New.
6609 (XD0_REG): Renumber.
6610 (UNSPEC_COMPACT_ARGS): New.
6611 (type): Added pt and ptabs.
6612 (length): Default to 4 on SHmedia. Default pt length to 12
6613 and 20 on SHmedia32 and SHmedia64, respectively.
6614 (pt): New function unit.
6615 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6616 Add whitespace between operands of SHmedia instructions.
6618 (adddi3_media, addsi3_media): Adjust constraints.
6619 (subsi3) [SHmedia]: Force operand 1 into a register.
6620 (udivsi3_i1_media, udivsi3_i4_media): New.
6621 (udivsi3): Support SHmedia.
6622 (divsi3_i1_media, divsi3_i4_media): New.
6623 (divsi3): Support SHmedia.
6624 (anddi3, iordi3, xordi3): Adjust constraints.
6625 (zero_extendhidi2, zero_extendqidi2): New.
6626 (extendsidi2, extendhidi2, extendqidi2): New.
6627 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6628 (pop_e, pop_fpul, pop_4): Likewise.
6629 (movsi_media): Support FP and BT registers.
6630 (movsi_media_nofpu): New. Adjust splits to DImode.
6631 (lduw, ldub): Renamed to zero_extend* above.
6632 (movqi_media): Fix typo.
6633 (movdi_media): Support FP and BT registers.
6634 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6635 (movdi_const_32bit): New.
6636 (shori_media): Require immediate operand. Use `u' for output.
6637 (movdf_media, movsf_media): Simplified.
6638 (movdf_media_nofpu, movsf_media_nofpu): New.
6639 (movdf, movsf): Adjust
6640 (movv2sf, movv2sf, movv16sf): New.
6641 (beq_media, beq_media_i): Adjust constraints. Don't use
6642 scratch BT register.
6643 (bne_media, bne_media_i): Likewise.
6644 (bgt_media, bgt_media_i): Likewise.
6645 (bge_media, bge_media_i): Likewise.
6646 (bgtu_media, bgtu_media_i): Likewise.
6647 (bgeu_media, bgeu_media_i): Likewise.
6648 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6649 bunordered): Emit jump insn. Force operands to registers when
6651 (jump_media, jump): Simplify.
6652 (call_compact, call_compact_rettramp): New.
6653 (call_value_compact, call_value_compact_rettramp): New.
6654 (call_media, call_value_media): Simplify.
6655 (sibcall_compact, sibcall_media): New.
6656 (call, call_value): Adjust for SHmedia and SHcompact.
6657 (sibcall, sibcall_value, untyped_call): Likewise.
6658 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6659 (indirect_jump): Adjust for SHmedia.
6660 (casesi_jump_media): New.
6661 (nop): Re-enable for SHmedia.
6662 (call_site): Restrict to SH1.
6663 (casesi): Adjust for SHmedia.
6664 (casesi_shift_media, casesi_load_media): New.
6665 (return): Explicitly use PR register. Call return trampoline
6667 (return_i): Explicitly use PR register.
6668 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6669 (return_media): Adjust.
6670 (shcompact_incoming_args): New.
6672 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6673 (movstrsi): Disable on SH5.
6674 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6675 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6676 (subsf3, subsf3_media): Likewise.
6677 (mulsf3, mulsf3_media, mac_media): Likewise.
6678 (divsf3, divsf3_media): Likewise.
6679 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6680 (floatsisf2, fux_truncsfsi2): Likewise.
6681 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6683 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6684 (cmpunsf_media, cmpsf): Likewise.
6685 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6686 (abssf2, abssf2_media): Likewise.
6687 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6688 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6689 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6690 (floatsidf2, fix_truncdfsi2): Likewise.
6691 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6693 (cmpeqdf_media, cmpgtdf_media): Likewise.
6694 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6695 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6696 (absdf2, absdf2_media): Likewise.
6697 (extendsfdf2, extendsfdf2_media): Likewise.
6698 (truncsfdf2, truncsfdf2_media): Likewise.
6699 * config/sh/sh64.h: New file.
6700 * config/sh/t-sh64: New file.
6701 * config/sh/shmedia.h: New file.
6702 * config/sh/ushmedia.h: New file.
6703 * config/sh/sshmedia.h: New file.
6704 * configure.in: Added sh64-*-elf.
6705 * configure: Rebuilt.
6706 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6707 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6708 (reg_class_from_letter): Use `b' for TARGET_REGS.
6709 (print_operand): Support `%M', `%m', `AND' and
6710 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6711 (andcosts): Adjust for SHmedia.
6712 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6714 (target_reg_operand): New function.
6715 * config/sh/sh-protos.h (target_reg_operand): Declare.
6716 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6717 FP registers on SH5.
6718 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6720 (TARGET_REGISTER_P): New macro.
6721 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6722 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6723 (EXTRA_CONSTRAINT_S): New macro.
6724 (EXTRA_CONSTRAINT): Adjust.
6725 (FLOAT_TYPE_SIZE): Define to 32.
6726 (Pmode): DImode on SHmedia.
6727 (CONST_COSTS): Adjust for SHmedia literals.
6728 (PREDICATE_CODES): Added target_reg_operand.
6729 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6730 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6731 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6732 (cmpdi): Accept SHmedia.
6733 (movdicc_false, movdicc_true): New insns.
6734 (movdicc): New expand.
6735 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6737 (addsi3_media): Match `S' constraint.
6738 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6739 (negdi2): Expand for SHmedia.
6740 (one_cmpldi2): New expand.
6741 (zero_extendsidi2): Change from expand to insn.
6742 (extendsidi2): Add constraints.
6743 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6744 LD/ST address. Fix SI immediate loading split.
6745 (movhi_media, movqi_media, lduw, ldub): New insns.
6746 (movhi, movqi): Accept SHmedia.
6747 (shori_media, movdi_media): Relax input constraints. Split
6749 (movdf_media, movsf_media): New insn. New split to movdi.
6750 (movdf, movsf): Match on SHmedia.
6751 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6752 bgeu_media): New insns and splits. New insns with `_i' suffix.
6753 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6754 (bunordered): New expand.
6755 (jump_compact): Renamed from `jump'.
6756 (jump_media): New insn.
6758 (call_media, call_value_media): New insns.
6759 (call, call_value): Adjust.
6760 (indirect_jump_compact): Renamed from `indirect_jump'.
6761 (indirect_jump_media): New insn.
6762 (indirect_jump): New expand.
6763 (untyped_call, return): Accept SHmedia.
6764 (return_media): New insn.
6765 (prologue, epilogue, blockage): Accept SHmedia.
6766 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6767 (sunordered): New expand.
6768 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6769 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6770 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6771 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6772 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6773 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6774 abssf2_media): New insns.
6775 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6776 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6777 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6778 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6779 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6780 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6781 absdf2_media): New insns.
6782 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6783 (extendsfdf2_media, truncdfsf2_media): New insns.
6784 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6785 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6786 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6787 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6788 * config/sh/sh.md (adddi3): New expand.
6789 (adddi3_media, adddi3z_media): New insns.
6790 (adddi3_compact): Renamed from adddi3.
6791 (addsi3_media): Use add.l r63 to add constant zero.
6792 (subdi3): New expand.
6793 (subdi3_media): New insn.
6794 (subdi3_compact): Renamed from subdi3.
6795 (mulsidi3): New expand.
6796 (mulsidi3_media): New insn.
6797 (mulsidi3_compact): Renamed from mulsidi3.
6798 (umulsidi3): New expand.
6799 (umulsidi3_media): New insn.
6800 (umulsidi3_compact): Renamed from umulsidi3.
6801 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6802 (ashlsi3, ashrsi3, lshrsi3): Use them.
6803 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6804 (ashldi3, ashrdi3, lshrdi3): Use them.
6805 (zero_extendsidi2): New expand.
6806 (extendsidi2): New insn.
6807 (movsi_media): New insn. Split to movdi to load constants.
6808 (movsi): Enable for shmedia.
6809 (movdi_media): New insn. Use shori_media to load wide constants.
6810 (short_media): New insn.
6811 (movdi): Enable for shmedia.
6812 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6813 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6814 (SUBTARGET_CPP_SPEC): Added `!m5'.
6815 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6816 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6817 to all other SH variants.
6818 (TARGET_DEFAULT): Set to SH1_BIT.
6819 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6820 (BITS_PER_WORD): Raise to 64 on shmedia.
6821 (MAX_BITS_PER_WORD): Change to 64.
6822 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6823 (INT_TYPE_SIZE): Keep as 32.
6824 (UNITS_PER_WORD): Raise to 8 on shmedia.
6825 (MIN_UNITS_PER_WORD): Keep as 4.
6826 (POINTER_SIZE): Raise to 64 on shmedia.
6827 (CONST_OK_FOR_J): New macro.
6828 (CONST_OK_FOR_LETTER_P): Use it.
6829 (processor_type): Add PROCESSOR_SH5.
6830 * config/sh/sh.md: Conditionalize all expands, insns and
6831 splits to TARGET_SH1.
6833 (addsi3_compact): Renamed from...
6834 (addsi3): Now an expand.
6835 (addsi3_media, subsi3_media): New insns.
6836 (subsi3): Don't negate constants with SHmedia.
6838 * hooks.c: New file.
6839 * hooks.h: New file.
6840 * Makefile.in (HOOKS_H): New.
6841 (TARGET_DEF_H): Added $(HOOKS_H).
6842 (OBJS): Added hooks.o.
6843 (cfgcleanup.o, bb-reorder.o): Added target.h.
6844 (hooks.o): Added dependencies.
6845 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6846 (TARGET_INITIALIZER): this.
6847 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6848 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6849 * bb-reorder.c: Include target.h.
6850 (reorder_basic_blocks): Skip if cannot modify jumps.
6851 * cfgcleanup.c: Include target.h.
6852 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6854 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6856 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6857 Protect jump delay slot instructions with .set noreorder and
6860 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6862 * config/mips/mips.md (casesi_internal_di): Calculate
6863 the index into the target offset table correctly.
6865 2002-02-08 Richard Henderson <rth@redhat.com>
6867 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6868 * final.c (output_addr_const): Accept and discard SUBREG.
6869 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6870 mark them unknown instead.
6871 (simplify_subtraction): Handle RTX_UNKNOWN.
6872 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6874 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6876 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6878 2002-02-08 Richard Henderson <rth@redhat.com>
6880 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6882 2002-02-08 Andreas Jaeger <aj@suse.de>
6884 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6885 * config/i386/t-linux64: New file.
6887 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6889 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6890 * c-parse.in (compstmt): Clear last_expr_type.
6892 2002-02-07 Richard Henderson <rth@redhat.com>
6894 * loop.c (strength_reduce): Sink final_value when not
6897 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6899 * config/sparc/freebsd.h: Fix mismatched spec {.
6901 2002-02-07 Richard Henderson <rth@redhat.com>
6903 * cfgrtl.c: Include recog.h and insn-config.h.
6904 (keep_with_call_p): Fix general_operand invocation.
6905 * Makefile.in (cfgrtl.o): Update dependencies.
6907 2002-02-07 Kazu Hirata <kazu@hxi.com>
6909 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6910 comment. Accept HImode only if TARGET_H8300.
6912 2002-02-07 Eric Christopher <echristo@redhat.com>
6914 * config/mips/crtn.asm: Cleanup #ifdefs.
6916 2002-02-07 Eric Christopher <echristo@redhat.com>
6918 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6919 register 7 as RA instead of $31.
6920 * config/mips/crtn.asm: Ditto.
6921 * config/mips/mips.c (mips_move_2words): Add case for
6922 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6923 (compute_frame_size): Fix typo.
6924 (save_restore_insns): Ditto. Make documentation about using
6925 register $7 as return register more precise.
6926 (mips_expand_epilogue): Fix comment. Add code to work around not
6927 being able to add to the stack pointer directly.
6928 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6929 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6932 2002-02-07 Tom Rix <trix@redhat.com>
6934 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6935 immediates in ldu and stdu DS opcode field.
6936 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6937 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6938 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6940 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6942 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6943 offset for stack bias.
6945 2002-02-07 H.J. Lu <hjl@gnu.org>
6947 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6949 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6951 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6953 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6955 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6956 * i386.c (x86_order_regs_for_local_alloc): New global function.
6957 * i386.h (REG_ALLOC_ORDER): CLeanup.
6958 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6960 2002-02-07 Richard Henderson <rth@redhat.com>
6962 PR optimization/2463
6963 * alias.c (find_base_value): Recall base values for fixed hard regs.
6964 * loop.c (loop_regs_update): Don't use single_set on non-insns.
6966 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
6968 * config/mips/mips.md (define_delay) [mips16]: Adjust required
6971 2002-02-06 Richard Henderson <rth@redhat.com>
6974 * stmt.c (resolve_operand_name_1): Take more care with mixed
6975 named and unnamed operands.
6977 2002-02-06 Janis Johnson <janis187@us.ibm.com>
6978 Jan Hubicka <jh@suse.cz>
6980 * loop.c (remove_constant_addition): Avoid clobbering a shared
6983 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6985 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
6986 * config/s390/t-linux64: New file.
6987 * config/s390/libgcc-glibc.ver: New file.
6989 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6991 * config/s390/linux64.h: Delete file.
6992 * config/s390/s390x.h: New file.
6993 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
6994 as target header file.
6995 * config/s390/linux.h (TARGET_VERSION): Define depending on
6996 DEFAULT_TARGET_64BIT.
6997 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
6998 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6999 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
7000 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
7001 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
7002 (EXTRA_SPEC): New define.
7003 * config/s390/s390.h (TARGET_VERSION): Define depending on
7004 DEFAULT_TARGET_64BIT.
7005 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
7007 2002-02-06 Jason Merrill <jason@redhat.com>
7009 * c-decl.c (finish_function): Warn about a non-void function with
7010 no return statement and no abnormal exit.
7011 (current_function_returns_abnormally): New variable.
7012 (start_function): Clear it.
7013 (struct c_language_function): Add returns_abnormally.
7014 (push_c_function_context): Save it.
7015 (pop_c_function_context): Restore it.
7016 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
7017 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
7018 an explicit return type.
7019 * c-tree.h: Declare current_function_returns_abnormally.
7020 (C_FUNCTION_IMPLICIT_INT): New macro.
7021 * c-typeck.c (build_function_call): Set it.
7022 (c_expand_return): Set current_function_returns_value even if the
7025 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7028 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
7029 unsafe for reevaluation.
7031 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7034 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
7035 EXPR_STMT, but COMPOUND_STMT, recurse into it.
7037 2002-02-06 Richard Henderson <rth@redhat.com>
7039 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
7040 be a general_operand. Dest for function value must be a pseudo.
7042 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
7044 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
7045 as SYMBOL_REFs from the constant pool.
7047 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
7049 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
7050 passed by invisible reference.
7052 2002-02-05 Richard Henderson <rth@redhat.com>
7054 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
7056 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
7058 Implement using "base addresses" in insn operands as default.
7059 * config/mmix/mmix.c (mmix_conditional_register_usage): if
7060 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
7061 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
7062 used to read the rtx value.
7063 (mmix_target_asm_function_epilogue): Fix spacing.
7064 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
7065 (mmix_legitimate_address): Ditto.
7066 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
7067 should be loaded with a GETA insn. Don't allocate needless extra
7068 char for nul termination and fix misleading comment.
7069 (mmix_print_operand_address): Handle constants if
7070 TARGET_BASE_ADDRESSES.
7071 (mmix_output_register_setting): Use base addressing if
7072 TARGET_BASE_ADDRESSES and the number of insns is 3.
7073 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
7074 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
7075 to use R as constraint, add LDA to match s.
7076 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
7077 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
7078 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
7079 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
7080 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
7081 order with other fixed registers.
7082 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
7083 other parameter/call-clobbered registers.
7084 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
7085 -mbase-addresses, -mno-base-addresses.
7086 (MMIX Options): Ditto.
7088 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7090 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
7092 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
7094 * config/rs6000/altivec.h: Change elem to _S_elem.
7096 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7098 * config/netbsd.h (WCHAR_TYPE): Define.
7099 (WCHAR_TYPE_SIZE): Ditto.
7101 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
7102 (WCHAR_UNSIGNED): Ditto.
7103 (WCHAR_TYPE_SIZE): Ditto.
7105 * config/arm/netbsd.h: Likewise.
7106 * config/i386/netbsd-elf.h: Likewise.
7107 * config/i386/netbsd.h: Likewise.
7108 * config/m68k/netbsd-elf.h: Likewise.
7109 * config/m68k/netbsd.h: Likewise.
7110 * config/ns32k/netbsd.h: Likewise.
7111 * config/sparc/netbsd.h: Likewise.
7112 * config/vax/netbsd.: Likewise.
7114 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7116 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
7117 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
7118 (TARGET_INITIALIZER): this.
7119 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
7120 (BITFIELD_NBYTES_LIMITED): Markup fix.
7121 * tree.h (default_ms_bitfield_layout_p): Declare.
7122 (record_layout_info): Added prev_field.
7123 * tree.c (default_ms_bitfield_layout_p): New fn.
7124 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
7125 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
7126 * stor-layout.c: Include target.h.
7127 (start_record_layout): Initialize prev_field.
7128 (place_field): Handle MS bit-field layout, and disregard
7129 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
7130 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
7131 * Makefile.in (stor-layout.o): Adjust dependencies.
7133 2002-02-05 Jason Merrill <jason@redhat.com>
7135 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
7137 2002-02-05 Andreas Jaeger <aj@suse.de>
7139 * crtstuff.c: Fix comments.
7141 2002-02-05 Richard Henderson <rth@redhat.com>
7144 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
7145 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
7148 * config/mips/mips.c (function_arg): Handle TImode.
7149 (function_arg_advance): Likewise.
7151 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7153 * config/rs6000/altivec.h (vec_step_help): Rename to
7156 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7158 * config/rs6000/altivec.h: Fix typos.
7160 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7162 * config/arm/netbsd.h: Correct a comment.
7164 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7166 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
7167 building void typed builtins.
7169 * config/rs6000/altivec.h (vec_ld*): Fix typos.
7170 (vec_step): Implement for C++.
7172 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7174 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
7176 2002-02-04 Richard Henderson <rth@redhat.com>
7178 * combine.c (nonzero_bits): Re-introduce special case for
7179 sp/fp/ap wrt REGNO_POINTER_ALIGN.
7181 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7183 * doc/extend.texi: Warn about unsupported usage of altivec
7186 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
7187 (altivec_predicate_*): New.
7189 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
7190 Add C++ version of vec_*() functions.
7192 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
7193 (bdesc_2arg): Remove altivec predicates.
7194 (altivec_expand_builtin): Handle predicates.
7195 (altivec_init_builtins): Handle predicates.
7196 (altivec_expand_predicate_builtin): New.
7198 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7200 * pa.c (DO_FRAME_NOTES): Move forward.
7201 (store_reg): Revise handling of frame notes.
7202 (load_reg): Likewise.
7203 (set_reg_plus_d): Likewise.
7204 (hppa_expand_prologue): Likewise.
7205 (hppa_expand_epilogue): Likewise.
7207 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7209 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
7211 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7213 PR c/4475, c++/3780:
7214 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
7215 * c-common.h (SWITCH_TYPE): Define.
7216 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
7217 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
7218 Rename spareness variable to sparseness.
7219 (expand_end_case_type): Renamed from expand_end_case, use orig_type
7220 if non-NULL instead of TREE_TYPE (orig_index).
7221 * tree.h (expand_end_case_type): Renamed from expand_end_case.
7222 (expand_end_case): Define using expand_end_case_type.
7223 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
7224 to expand_end_case_type.
7225 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
7227 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7229 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
7230 (BIGGEST_ALIGNMENT): Change to 128.
7232 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7234 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
7236 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7238 * pa.md (call_internal_reg_64bit): Remove unused variable.
7240 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
7242 * config/arm/arm.h (machine_function): Add uses_anonymous_args
7244 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
7245 * config/arm/arm.c (current_function_anonymous_args): Delete,
7246 replace uses with cfun->machine->uses_anonymous_args.
7247 (arm_reorg): Do not reset uses_anonymous_args.
7249 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
7250 any geenral register.
7252 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
7254 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
7257 2002-02-04 Richard Henderson <rth@redhat.com>
7259 * combine.c (force_to_mode): Remove STACK_BIAS code.
7260 (nonzero_bits): Likewise. Replace sp/fp special case with
7261 REGNO_POINTER_ALIGN.
7263 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
7264 (HARD_FRAME_POINTER_REGNUM): New.
7265 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
7266 (FIXED_REGS, CALL_USED_REGS): Update.
7267 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
7268 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
7269 (HARD_REGNO_NREGS): Update for SFP.
7270 (STACK_POINTER_OFFSET): Include bias here ...
7271 (FIRST_PARM_OFFSET): ... not here.
7272 (STACK_BIAS): Remove.
7273 (INIT_EXPANDERS): New.
7274 (STARTING_FRAME_OFFSET): Do not include bias.
7275 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7276 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7277 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7278 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7279 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7280 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7281 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7282 (MUST_SAVE_REGISTER): Likewise.
7283 (sparc_flat_function_prologue): Likewise.
7284 (sparc_flat_function_epilogue): Likewise.
7285 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7286 (sparc_init_modes): SFP is GENERAL_REGS.
7287 (sparc_builtin_saveregs): SFP does not have bias applied.
7289 2002-02-04 Richard Henderson <rth@redhat.com>
7291 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7292 current_function_is_thunk.
7293 (alpha_sa_mask): Distinguish between current_function_is_thunk
7294 called from ASM_OUTPUT_MI_THUNK and not.
7295 (alpha_does_function_need_gp): Thunks always need gp.
7296 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7297 (alpha_output_mi_thunk_osf): New.
7298 * config/alpha/alpha-protos.h: Update.
7299 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7301 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7303 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7304 function types, not when they're taken away.
7306 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7308 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7309 CODE_LABEL and jump table when replacing a table jump with a
7312 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7314 * config/s390/s390-protos.h (legitimize_la_operand,
7315 s390_secondary_input_reload_class, s390_plus_operand,
7316 s390_expand_plus_operand): Add prototypes.
7318 config/s390/s390.c (s390_secondary_input_reload_class,
7319 s390_plus_operand, s390_expand_plus_operand): New functions.
7321 (struct s390_address): New member 'pointer'.
7322 (s390_decompose_address): Compute it.
7323 (legitimate_la_operand_p): Use it.
7324 (legitimize_la_operand): New function.
7325 (movti, movdi, movdf splitters): Call it.
7327 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7328 (PREDICATE_CODES): Add s390_plus_operand.
7330 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7331 (la_ccclobber): Allow GENERAL_REGS as output operand.
7333 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7334 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7335 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7337 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7339 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7340 register names for regular asm () construct.
7342 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7344 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7347 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7349 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
7352 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
7354 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
7355 constant pool to be identical by string address and index.
7357 2002-02-04 Anthony Green <green@redhat.com>
7359 * output.h (SECTION_OVERRIDE): Define.
7360 * varasm.c (named_section): Obey SECTION_OVERRIDE.
7362 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7364 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
7365 by existing arm*-*-netbsd* (a.out) target.
7366 (ns32k-*-netbsdelf*): Likewise.
7367 (sparc-*-netbsdelf*): Likewise.
7368 (vax-*-netbsdelf*): Likewise.
7370 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
7372 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
7373 headers and libobjc headers.
7375 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
7377 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
7378 (_mingw.h): Remove duplicate include.
7380 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7382 * config.gcc: Set cpu_type to m68k for 68010, as well.
7383 (m68010-*-netbsdelf*): New...
7384 (m68k*-*-netbsdelf*): ...targets.
7385 * config/m68k/netbsd-elf.h: New file.
7387 2002-02-02 Kazu Hirata <kazu@hxi.com>
7389 * config/h8300/h8300.c (hand_list): Move inside function_arg.
7391 2002-02-02 Kazu Hirata <kazu@hxi.com>
7393 * config/h8300/h8300.c (h8_push_ops): Move inside
7395 (h8_pop_ops): Likewise.
7396 (h8_move_ops): Likewise.
7398 2002-02-02 Kazu Hirata <kazu@hxi.com>
7400 * config/h8300/h8300.c (os_task): Make it static.
7401 (monitor): Likewise.
7402 (pragma_saveall): Likewise.
7404 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
7406 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
7407 constant is a valid sign-extension for Pmode.
7409 2002-02-02 Kazu Hirata <kazu@hxi.com>
7411 * config/h8300/h8300.c: Fix formatting.
7413 2002-02-02 Kazu Hirata <kazu@hxi.com>
7415 * config/h8300/h8300.md: Fix formatting.
7417 2002-02-02 Kazu Hirata <kazu@hxi.com>
7419 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
7420 predicates of operands[1]. Split the patterns for each
7423 2002-02-02 Kazu Hirata <kazu@hxi.com>
7425 * config/h8300/h8300.md (xor patterns): Tighten the predicates
7426 of operands[1] to register_operand.
7428 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7430 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
7431 * cpphash.c (_cpp_init_hashtable): Similarly.
7432 * cppinit.c (cpp_create_reader): Default the signed_char flag.
7433 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
7434 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
7435 (cpp_handle_option): Handle the new options.
7436 * cpplex.c (cpp_interpret_charconst): Use new flag.
7437 * cpplib.h (struct cpp_options): New member signed_char.
7438 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
7439 (cpp_options): Handle -fsigned-char and -funsigned-char.
7440 (static_specs): Remove signed_char_spec.
7441 (do_spec1): Don't handle %c.
7442 * system.h: Poison SIGNED_CHAR_SPEC.
7443 * tradcif.y (yylex): Use flag_signed_char.
7444 * tradcpp.h (flag_signed_char): New.
7445 * tradcpp.c (flag_signed_char): New.
7446 (main): Handle new command-line options.
7447 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
7449 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
7450 * avr/avr.h: Remove old comments.
7451 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7452 (CC1_SPEC): Pass -fsigned-char if -mic*.
7453 (SIGNED_CHAR_SPEC): Remove.
7455 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7457 2002-02-01 Eric Christopher <echristo@redhat.com>
7459 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7460 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7461 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7462 (ASM_OUTPUT_REG_POP): Ditto.
7464 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7466 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7469 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7471 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7473 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7476 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7479 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7481 * cfganal.c: Include tm_p.h.
7482 (keep_with_call_p): Fix the test that determines if a register holds
7483 the return value of a call.
7485 2002-02-01 DJ Delorie <dj@redhat.com>
7487 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7488 we are given conflicting registers, switch to the other one we
7489 had allocated for us.
7490 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7491 as TImode so we know when the "other" register is available.
7493 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7495 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7498 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7500 * cfganal.c (keep_with_call_p): New function.
7501 (flow_call_edges_add): Prevent splitting a block between a call and
7502 a single-set instruction that should be kept in the same block.
7504 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7506 * doc/install.texi (avr): Update outdated URL.
7508 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7510 * config/stormy16/stormy16.md (pushqi): New.
7514 (movhi): Remove stack operands.
7516 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7517 nonimmediate_nonstack_operand.
7518 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7520 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7523 2002-01-31 Jason Merrill <jason@redhat.com>
7525 * Makefile.in (c-parse.c): Handle .output file.
7526 * objc/Make-lang.in (objc-parse.c): Likewise.
7528 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7530 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7531 the -me[lb] option is given. Don't output the default flag
7534 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7536 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7537 the primary source file; this has not been done yet.
7538 * c-decl.c (c_expand_body): Reset input_filename from
7539 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7541 2002-01-31 Kazu Hirata <kazu@hxi.com>
7543 * rtlanal.c (subreg_regno_offset): Do not use
7544 SUBREG_REGNO_OFFSET.
7545 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7546 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7548 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7550 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7551 version rather than GNATS version in --version output.
7553 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7555 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7556 when copying back from a temporary.
7558 2002-01-30 Richard Henderson <rth@redhat.com>
7560 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7561 and new_dest are the same.
7563 2002-01-30 Richard Henderson <rth@redhat.com>
7566 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7567 * rtl.c (note_insn_name): Update.
7568 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7569 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7570 to perform loop rotation.
7571 (expand_exit_loop_top_cond): New.
7572 * tree.h (expand_exit_loop_top_cond): Declare it.
7573 * c-semantics.c (genrtl_while_stmt): Use it.
7574 (genrtl_for_stmt): Likewise.
7576 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7578 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7579 arguments to 64-bit boundaries on 64-bit ABIs.
7581 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7583 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7585 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7587 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7590 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7592 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7593 * config/sparc/sparc_bi.h: Remove file.
7594 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7596 2002-01-30 Richard Henderson <rth@redhat.com>
7598 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7600 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7602 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7604 2002-01-30 Jason Merrill <jason@redhat.com>
7606 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7607 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7608 (reg_save): Use DW_CFA_offset_extended_sf instead.
7610 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7612 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7614 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7617 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7619 * rs6000.md ("*call_value_local32"): Remove constraints.
7620 ("*call_value_local64"): Same.
7621 ("*call_value_indirect_nonlocal_aix32"): Same.
7622 ("*call_value_nonlocal_aix32"): Same.
7623 ("*call_value_indirect_nonlocal_aix64"): Same.
7624 ("*call_value_nonlocal_aix64"): Same.
7625 ("*call_value_nonlocal_sysv"): Same.
7627 2002-01-29 Richard Henderson <rth@redhat.com>
7629 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7631 2002-01-29 Richard Henderson <rth@redhat.com>
7633 * expr.c (force_operand): Ignore flag_pic for detecting pic
7635 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7636 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7637 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7638 instead of open-coded loop.
7639 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7640 be fixed when in use.
7642 2002-01-29 Richard Henderson <rth@redhat.com>
7644 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7645 * sched-rgn.c (propagate_deps): Update them.
7646 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7647 clobbers list when either gets too long.
7649 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7651 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7652 and INDEX_REGS the same as GENERAL_REGS.
7653 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7655 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7657 * tree.c (build_nonstandard_integer_type): Correct prototype.
7659 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7661 * config/s390/s390.md (movstrsico, movstrdix_64,
7662 movstrsix_31): Remove, replace by ...
7663 (movstrdi_short, movstrsi_short, movstrdi_long,
7664 movstrsi_long): ... these. New.
7665 (movstrdi, movstrsi): Adapt.
7667 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7668 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7669 Remove unnecessary CC clobber.
7670 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7671 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7673 (divmoddi4): Don't partially initialize TImode register.
7675 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7677 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7679 2002-01-29 Richard Henderson <rth@redhat.com>
7681 * flow.c (print_rtl_and_abort): Remove.
7682 (print_rtl_and_abort_fcn): Remove.
7683 (verify_local_live_at_start): Use dump_bb instead.
7684 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7685 (verify_wide_reg_1): Return 2 on mode test failure.
7687 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7689 PR c/3325, c/3326, c/2511, c/3347
7690 * c-decl.c (enum_decl_context): Remove BITFIELD.
7691 (grokdeclarator): Take bitfield width as an input.
7692 Ensure bitfields are given the correct type. Perform
7693 bitfield width validation with build_bitfield_integer_type
7694 rather than waiting for finish_struct.
7695 (grok_typename, grok_typename_in_parm_context, start_decl,
7696 push_parmdecl, grokfield, start_function): Update calls to
7698 (build_bitfield_integer_type): New function.
7699 (finish_struct): Move bitfield validation to grokdeclarator
7700 and build_bitfield_integer_type.
7701 * tree.c (build_nonstandard_integer_type): New function.
7702 * tree.h (build_nonstandard_integer_type): New prototype.
7704 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7706 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7709 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7710 don't ignore unrecognized -W* options.
7711 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7712 * cpplib.h (cpp_handle_option): Adjust prototype.
7713 * c-decl.c (c_decode_options): Pass 0 as last argument to
7717 * gcc.c (cpp_unique_options): Split from cpp_options.
7718 (cpp_options): Source cpp_unique_options.
7719 (default_compilers): Use cpp_unique_options instead of cpp_options
7720 when used together with cc1_options.
7721 (static_specs): Add cpp_unique_options.
7722 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7723 when used together with cc1_options.
7725 2002-01-29 Kazu Hirata <kazu@hxi.com>
7727 * config/h8300/h8300-protos.h: Update the prototype of
7729 * config/h8300/h8300.c (output_a_shift): Remove an unused
7730 argument 'insn'. Remove redundant code.
7731 * config/h8300/h8300.md: Adust to the new prototype of
7734 2002-01-29 Kazu Hirata <kazu@hxi.com>
7736 * config/h8300/h8300-protos.h: Update the prototypes of
7737 emit_a_rotate and expand_a_rotate.
7738 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7739 first argument to 'enum rtx_code'.
7740 (expand_a_rotate): Likewise.
7742 2002-01-28 Kazu Hirata <kazu@hxi.com>
7744 * config/h8300/h8300-protos.h: Update the prototype of
7746 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7748 * config/h8300/h8300.md: Adjust to the new prototype.
7750 2002-01-28 Kazu Hirata <kazu@hxi.com>
7752 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7755 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7757 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7758 is a fixed register before returning pic_offset_table_rtx.
7759 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7760 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7762 2002-01-28 Jason Merrill <jason@redhat.com>
7764 * dwarf2.h: Sync with src version.
7766 2002-01-28 Paul Koning <pkoning@equallogic.com>
7768 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7770 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7771 * doc/extend.texi (__builtin_prefetch): Update documentation:
7772 first argument is now const void ptr.
7774 2002-01-28 Kazu Hirata <kazu@hxi.com>
7776 * config/h8300/h8300-protos.h: Remove an unused prototype.
7778 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7780 * toplev.c (lang_independent_init): Round up identifier size.
7782 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7784 * config.gcc: Revert previous change.
7786 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7788 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7790 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7792 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7793 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7794 other non-elf netbsd config frags.
7795 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7796 collect2 will does that.
7797 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7798 shared-lib frobbing will work.
7800 2002-01-28 Kazu Hirata <kazu@hxi.com>
7802 * config/h8300/h8300.h: Fix formatting.
7803 * config/h8300/h8300.md: Likewise.
7805 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7807 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7808 the old, removed AAA_standards fix.
7809 * fixinc/fixincl.x: Rebuilt.
7811 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7813 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7814 atexit call in crtbegin, hooked in after call to frame_dummy;
7815 register EH before registering __fini__start.
7817 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7819 * config/rs6000/altivec.h: Remove spurious semicolons.
7821 2002-01-27 Kazu Hirata <kazu@hxi.com>
7823 * config/h8300/h8300.md: Replace dead bit extraction patterns
7824 with ones that work.
7826 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7828 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7829 if not STRICT_ALIGNMENT.
7830 * rtl.h (MEM_ALIGN): Likewise.
7832 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7834 * doc/invoke.texi (-fdump-translation-unit): Revert this
7835 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7837 2002-01-27 Kazu Hirata <kazu@hxi.com>
7839 * config/h8300/h8300.md (define_constants): New.
7840 (anonymous patterns) Use defined constants appropriately.
7842 2002-01-27 Kazu Hirata <kazu@hxi.com>
7844 * config/h8300/h8300.c (function_arg): Remove redundant code.
7846 2002-01-26 Richard Henderson <rth@redhat.com>
7848 * sched-deps.c (reg_pending_uses_head): New.
7849 (reg_pending_barrier): Rename from reg_pending_sets_all.
7850 (find_insn_list): Don't mark inline.
7851 (find_insn_mem_list): Remove.
7852 (add_dependence_list, add_dependence_list_and_free): New.
7853 (flush_pending_lists): Replace only_write param with separate
7854 for_read and for_write parameters. Update all callers. Use
7855 add_dependence_list_and_free.
7856 (sched_analyze_1): Do not add reg dependencies here; just set
7857 the pending bits. Use add_dependence_list.
7858 (sched_analyze_2): Likewise.
7859 (sched_analyze_insn): Replace schedule_barrier_found with
7860 reg_pending_barrier. Add all dependencies for pending reg
7861 uses, sets, and clobbers.
7862 (sched_analyze): Don't add reg dependencies for calls, just
7863 set pending bits. Use regs_invalidated_by_call. Treat
7864 sched_before_next_call as a normal list, not a fake insn.
7865 (init_deps): No funny init for sched_before_next_call.
7866 (free_deps): Free pending mems lists. Don't zero reg_last.
7867 (init_deps_global): Init reg_pending_uses.
7868 (finish_deps_global): Free it.
7869 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7870 (find_insn_mem_list): Remove.
7871 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7872 (propagate_deps): Use them. Zero temp mem lists.
7874 2002-01-26 Richard Henderson <rth@redhat.com>
7876 * Makefile.in (CRTSTUFF_CFLAGS): New.
7877 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7878 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7879 crtstuff.c instead of alpha assembly version.
7880 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7881 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7882 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7883 (__do_global_dtors_aux): Mark used.
7884 (frame_dummy, __do_global_ctors_aux): Mark used.
7885 (fini_dummy, init_dummy): Remove.
7887 * config/alpha/crtbegin.asm: Remove file.
7888 * config/alpha/crtend.asm: Remove file.
7889 * config/alpha/t-crtbe: Remove file.
7890 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7891 (LINK_EH_SPEC): New.
7893 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7894 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7895 calling constructors.
7896 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7898 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7899 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7900 CRT_END_INIT_DUMMY hack.
7901 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7902 FORCE_{INIT,FINI}_SECTION_ALIGN.
7904 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7905 FORCE_{INIT,FINI}_SECTION_ALIGN.
7907 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7908 invocation sequence.
7909 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7911 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7912 (FORCE_CODE_SECTION_ALIGN): New.
7914 2002-01-26 Richard Henderson <rth@redhat.com>
7916 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7918 2002-01-26 Richard Henderson <rth@redhat.com>
7920 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7921 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7923 2002-01-26 Kazu Hirata <kazu@hxi.com>
7925 * config/h8300/h8300.md: Remove bit extraction patterns that
7926 cannot be triggered.
7927 Restrict each bit extraction pattern to a variant on which the
7930 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7932 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7934 2002-01-26 Kazu Hirata <kazu@hxi.com>
7936 * config/h8300/h8300.md: Remove bit test patterns that cannot
7938 Restrict each bit test pattern to a variant on which the
7941 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7943 * builtins.c (expand_builtin_strncat): Remove redundant check for
7946 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7948 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7950 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7953 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7955 * dbxout.c (dbxout_init): Use assemble_name rather than just
7956 stripping off the first character.
7957 (dbxout_source_file): Likewise.
7959 2002-01-25 DJ Delorie <dj@redhat.com>
7961 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
7962 using rtx_equal_p, not by comparing pointers.
7964 2002-01-25 Steve Ellcey <sje@cup.hp.com>
7966 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
7967 for PIC_OFFSET_TABLE_REGNUM.
7968 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
7970 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7972 * config.gcc (x86_64-*-freebsd*): New target.
7973 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
7975 (i[34567]86-*-freebsd*): Don't include svr4.h.
7976 * config/i386/freebsd64.h: New file.
7978 2002-01-25 Douglas B Rupp <rupp@gnat.com>
7980 * config/alpha/x-vms (version): Make static.
7982 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
7983 in previous checkin.
7985 * Makefile.in (install-headers-cp): New target.
7986 * config.gcc (alpha-dec-*vms*): Install headers with
7989 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
7991 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
7994 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7996 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
7997 of compare_tree_int.
7998 (expand_builtin_strncat): Likewise.
7999 * c-decl.c (finish_struct): Use tree_low_cst.
8000 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
8001 * tree.c (compare_tree_int): Likewise.
8003 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
8005 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
8006 adjustments even if they are implemented by more than two insns.
8008 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
8010 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
8011 * df.h (struct ref): Kill B.
8012 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
8014 * basic-block.h (PROP_EQUAL_NOTES): New flag.
8015 * flow.c (propagate_one_insn): Use it.
8016 (mark_used_regs): Handle NIL.
8018 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8020 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
8023 2002-01-25 David Edelsohn <edelsohn@gnu.org>
8025 * rs6000.md (prefetch): Make address V4SI mode so that the address
8026 is restricted to legitimate form for instruction.
8028 2002-01-25 Bob Wilson <bob.wilson@acm.org>
8030 * doc/install.texi (xtensa-*-elf): New target.
8031 (xtensa-*-linux*): New target.
8032 * doc/contrib.texi: Add myself.
8034 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
8036 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
8037 purpose register to hold an SImode (or smaller) value.
8039 2002-01-25 Jakub Jelinek <jakub@redhat.com>
8041 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
8043 * crtstuff.c: Likewise.
8045 2002-01-25 Kazu Hirata <kazu@hxi.com>
8047 * config/h8300/h8300.md (negation patterns): Tighten
8048 predicates to register_operand.
8050 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
8052 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
8055 * builtins.c (expand_builtin_prefetch): Same.
8057 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8059 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
8062 2002-01-24 Kazu Hirata <kazu@hxi.com>
8064 * config/h8300/h8300.c (print_operand): Remove support for
8065 operand character 'A'.
8066 * config/h8300/h8300.md (three anonymous patterns): Replace
8067 operand character 'A' with either 'T' or 'S'.
8069 2002-01-24 Kazu Hirata <kazu@hxi.com>
8071 * config/h8300/h8300.c (print_operand): Remove support for
8072 operand character 'U'.
8074 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
8076 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
8078 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
8080 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
8081 values to be assigned to the stack pointer.
8083 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8085 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
8086 to const_double needs to be done right for big-endian systems.
8088 2002-01-24 Jason Merrill <jason@redhat.com>
8091 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
8092 to can_throw_internal.
8094 2002-01-23 Richard Henderson <rth@redhat.com>
8096 * fold-const.c (fold): Change UINT_MAX test to check vs precision
8097 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
8099 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8101 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
8102 (symGOT2reg): Use them, then set as GOT value as unchanging.
8103 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
8104 as a temporary, if possible.
8105 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
8106 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
8108 2002-01-23 Kazu Hirata <kazu@hxi.com>
8110 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
8111 accept to accept 0x80 as operands[2].
8113 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8115 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
8117 2002-01-23 Richard Henderson <rth@redhat.com>
8119 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
8121 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
8123 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
8124 (parmlist_or_identifiers_1): Verify that only a parmlist follows
8127 2002-01-23 Richard Henderson <rth@redhat.com>
8129 * expr.c (move_by_pieces_1): Extend size before negation.
8131 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
8132 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
8133 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
8134 * config/m68k/t-m68kelf: Likewise.
8136 2002-01-23 Bob Wilson <bob.wilson@acm.org>
8138 * config/xtensa/elf.h: New file.
8139 * config/xtensa/lib1funcs.asm: New file.
8140 * config/xtensa/lib2funcs.S: New file.
8141 * config/xtensa/linux.h: New file.
8142 * config/xtensa/t-xtensa: New file.
8143 * config/xtensa/xtensa-config.h: New file.
8144 * config/xtensa/xtensa-protos.h: New file.
8145 * config/xtensa/xtensa.c: New file.
8146 * config/xtensa/xtensa.h: New file.
8147 * config/xtensa/xtensa.md: New file.
8148 * config.gcc (xtensa-*-elf*): New target.
8149 (xtensa-*-linux*): New target.
8150 * cse.c (canon_hash): Compare rtx pointers instead of register
8151 numbers. This is required for the Xtensa port.
8152 * integrate.c (copy_insn_list): Handle case where the static
8153 chain is in memory and the memory address has to be copied to
8155 * doc/invoke.texi (Option Summary): Add Xtensa options.
8156 (Xtensa Options): New node.
8157 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
8159 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8161 * diagnostic.c (internal_error): Do ICE suppression only
8162 when ENABLE_CHECKING is not defined.
8164 * c-typeck.c (require_complete_type): Return error_mark_node
8165 if type is error_mark_node.
8167 2002-01-23 Janis Johnson <janis187@us.ibm.com>
8169 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
8170 -Os and issue a warning.
8172 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8174 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
8175 current (lack of) need for host configuration by hand.
8177 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
8178 references. Documentation of some target macros moved from
8179 hostconfig.texi to tm.texi.
8181 2002-01-23 Will Cohen <wcohen@redhat.com>
8183 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
8186 2002-01-23 Kazu Hirata <kazu@hxi.com>
8188 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
8191 2002-01-23 Jason Merrill <jason@redhat.com>
8193 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
8195 * function.c (assign_parms): Don't put args of inline functions
8196 into registers when not optimizing.
8198 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
8200 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
8201 (prologue_use): New pattern.
8202 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
8203 preference to gen_rtx_USE.
8204 (thumb_expand_prologue): Use gen_prologue_use in preference to
8206 (thumb_expand_epilogue): Use gen_prologue_use in preference to
8209 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
8211 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
8213 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8216 * doc/extend.texi: Correct documentation of __alignof__.
8218 2002-01-22 Zack Weinberg <zack@codesourcery.com>
8220 * params.h: Rename arguments of DEFPARAM so that it will be
8221 recognized as a translation keyword.
8223 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8225 * extend.texi: Document altivec functions.
8226 Fix N-bit adjectives in X86 builtin documentation.
8228 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8230 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
8231 auto_inc_dec values.
8233 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
8235 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
8237 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
8239 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8241 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
8243 2002-01-22 Richard Henderson <rth@redhat.com>
8245 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
8246 copy_insn not copy_rtx.
8248 2002-01-23 Alan Modra <amodra@bigpond.net.au>
8250 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
8251 "nonzero" as that might add "1" bits. Ensure "constop" is
8252 properly sign extened.
8253 (force_to_mode): Tweak for sign extended constop.
8255 2002-01-22 Richard Henderson <rth@redhat.com>
8257 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
8258 for_each_rtx instead of assuming we're already looking at the MEM.
8259 (split_small_symbolic_mem_operand): Likewise.
8260 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8261 * config/alpha/alpha.md (small symbolic memory splitters): Update.
8263 2002-01-22 Richard Henderson <rth@redhat.com>
8265 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
8266 sequence number for the literal.
8267 (divmoddi_internal_er): Likewise.
8269 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8272 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8273 in LIBICONV variable.
8274 * configure: Regenerated.
8276 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8278 * dependence.c (build_def_use): Remove array_idx.
8280 * dwarfout.c (last_filename): Remove.
8281 (output_compile_unit_die): Remove last_filename.
8283 2002-01-22 Roger Sayle <roger@eyesopen.com>
8284 Richard Henderson <rth@redhat.com>
8287 * fold-const.c (fold): Optimize unsigned comparisons against
8288 UINT_MAX (and similar unsigned constants).
8290 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8292 * Makefile.in (loop.o): Depend on OPTABS_H.
8293 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8294 against the predicate.
8297 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8298 for the address operand.
8300 2002-01-22 Richard Henderson <rth@redhat.com>
8302 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8304 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8307 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8310 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8312 * config.gcc (x86_64-*-netbsd*): New target.
8313 * config/i386/netbsd64.h: New file.
8315 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8317 * regrename.c (kill_value): Fix typo.
8319 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8321 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8323 * config/rs6000/rs6000.h: Same.
8325 * function.c (instantiate_virtual_regs): Remove
8326 STARTING_FRAME_PHASE.
8327 (assign_stack_local_1): Same.
8328 Calculate frame phase.
8330 2002-01-22 Nick Clifton <nickc@redhat.com>
8332 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8333 variable declaration to outer scope in order to simplify
8335 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8336 arm_hard_regno_mode_ok.
8337 * config/arm/arm-protos.h: Add a prototype for
8338 arm_hard_regno_mode_ok.
8339 * config/arm/arm.c (soft_df_operand): Remove now redundant
8340 check for DImode values using IP_REGNUM.
8341 (nonimmediate_soft_df_operand): Remove now redundant check for
8342 DImode values using IP_REGNUM.
8343 (arm_hard_regno_mode_ok): New function. New check: make sure
8344 that DImode values are not stored in IP_REGNUM.
8346 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8348 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8350 2002-01-22 Jason Merrill <jason@redhat.com>
8352 * c-semantics.c (genrtl_compound_stmt): Only check nesting
8353 consistency if this COMPOUND_STMT is scoped.
8355 2002-01-22 Kazu Hirata <kazu@hxi.com>
8357 * predict.c: Fix formatting.
8358 * print-tree.c: Likewise.
8359 * protoize.c: Likewise.
8362 * sbitmap.h: Likewise.
8364 * sched-deps.c: Likewise.
8365 * sched-vis.c: Likewise.
8366 * sdbout.c: Likewise.
8367 * sibcall.c: Likewise.
8369 * ssa-ccp.c: Likewise.
8370 * ssa-dce.c: Likewise.
8372 * stor-layout.c: Likewise.
8373 * system.h: Likewise.
8375 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8377 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
8378 if fits in bounds of base type.
8380 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
8381 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
8382 (add_bound_info, default): If can't find a context, make a
8384 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
8386 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
8388 * c-typeck.c (parser_build_binary_op): If result from
8389 build_binary_op is ERROR_MARK just return error_mark_node without
8392 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
8394 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
8395 Split a.out-specific bits into...
8396 * config/netbsd-aout.h: ...this.
8397 * config/netbsd-elf.h: New file.
8398 * config/alpha/netbsd-elf.h: Remove.
8399 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
8400 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
8401 (STARTFILE_SPEC): Remove redundant definition.
8402 (ENDFILE_SPEC): Likewise.
8403 (LINK_SPEC): Likewise.
8404 (CPP_SPEC): Likewise.
8405 (ASM_SPEC): Likewise.
8406 (LIB_SPEC): Likewise.
8407 (SWITCH_TAKES_ARG): Likewise.
8408 (TARGET_MEM_FUNCTIONS): Likewise.
8409 (CPP_PREDEFINES): Redefine.
8410 (ASM_FINAL_SPEC): Remove redefinition.
8411 (ASM_COMMENT_START): Redefine.
8412 (FUNCTION_PROFILER): Define.
8413 (TARGET_VERSION): Redefine.
8414 Comment and formatting cleanup.
8415 * config/i386/netbsd.h: Include <netbsd-aout.h>.
8416 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
8417 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
8418 big- or little-endian.
8419 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
8420 * config.gcc (*-*-netbsd*): Add definitions common to all
8422 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
8423 gnu_ld definitions. Add netbsd-elf.h to and remove
8424 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
8425 tmake_file, and don't lose previous tmake_file contents.
8426 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
8427 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
8428 gnu_ld definitions. Add netbsd-elf.h to tm_file.
8429 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
8430 (mipsel-*-netbsd*): Rename this to...
8431 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
8432 mips/little.h to tm_file for mips*el-*.
8433 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
8434 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
8435 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
8437 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8439 * pa-protos.h (reg_before_reload_operand): New function prototype.
8440 * pa.c (reg_before_reload_operand): New function implementation.
8441 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
8444 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8446 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
8448 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8450 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
8451 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8452 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8453 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8454 (ENDFILE_SPEC): Undefine.
8455 (STARTFILE_SPEC): Redefine for PA.
8457 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8459 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8461 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8463 * config.gcc: Add entries to supported PowerPC --with-cpu
8466 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8468 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8469 true for 64-bit mode only SSE registers in 32-bit mode.
8471 2002-01-21 Kazu Hirata <kazu@hxi.com>
8473 * unwind-dw2.c: Fix formatting.
8474 * unwind-dw2-fde.c: Likewise.
8475 * unwind-dw2-fde.h: Likewise.
8476 * unwind-pe.h: Likewise.
8477 * varasm.c: Likewise.
8478 * varray.h: Likewise.
8480 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8482 Remove workaround for register stack overwrite bug in mmix.
8483 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8484 support for TARGET_REG_STACK_FILL_BUG.
8485 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8486 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8488 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8489 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8490 -mno-reg-stack-fill-bug-workaround.
8491 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8492 machine member has_call_without_parameters.
8493 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8494 -mreg-stack-fill-bug-workaround and
8495 -mno-reg-stack-fill-bug-workaround.
8496 (MMIX Options): Ditto.
8498 2002-01-21 Kazu Hirata <kazu@hxi.com>
8500 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8502 Remove redundant code.
8504 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8506 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8507 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8508 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8509 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8510 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8511 out target macro definitions and non-target-specific comments
8512 mostly taken from old versions of the manual.
8514 2002-01-20 Kazu Hirata <kazu@hxi.com>
8516 * config/h8300/h8300.h: Fix comment formatting.
8517 * config/ia64/aix.h: Likewise.
8518 * config/ia64/ia64-protos.h: Likewise.
8519 * config/ia64/ia64.c: Likewise.
8520 * config/ia64/ia64.h: Likewise.
8521 * config/ia64/ia64intrin.h: Likewise.
8522 * config/ia64/linux.h: Likewise.
8523 * config/ia64/unwind-aix.c: Likewise.
8524 * config/ia64/unwind-ia64.c: Likewise.
8526 2002-01-20 Kazu Hirata <kazu@hxi.com>
8528 * config/h8300/h8300.c: Revise comments about shift code.
8530 2002-01-20 Kazu Hirata <kazu@hxi.com>
8532 * config/h8300/h8300.c (function_arg): Update a comment.
8534 2002-01-20 Kazu Hirata <kazu@hxi.com>
8536 * config/h8300/h8300.md: Update the comments at the beginning
8539 2002-01-20 Kazu Hirata <kazu@hxi.com>
8541 * config/i370/i370.c: Fix comment formatting.
8542 * config/i370/i370.h: Likewise.
8543 * config/i370/i370.md: Likewise.
8544 * config/i370/linux.h: Likewise.
8546 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8548 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8550 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8551 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8554 2002-01-20 Graham Stott <grahams@redhat.com>
8556 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8558 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8560 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8562 2002-01-19 Tom Rix <trix@redhat.com>
8564 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8566 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8568 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8570 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8571 STARTING_FRAME_PHASE.
8572 (STARTING_FRAME_PHASE): New.
8573 (instantiate_virtual_regs): Check saneness of
8574 STARTING_FRAME_PHASE.
8576 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8578 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8580 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8582 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8584 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8585 be used for bootstrapping GCC 3.0.
8587 2002-01-18 Kazu Hirata <kazu@hxi.com>
8589 * config/h8300/h8300.md: Fix an insn length.
8591 2002-01-18 Kazu Hirata <kazu@hxi.com>
8593 * bitmap.h: Fix comment formatting.
8594 * combine.c: Likewise.
8595 * cppfiles.c: Likewise.
8596 * c-pragma.h: Likewise.
8597 * c-typeck.c: Likewise.
8599 * dwarf2out.c: Likewise.
8600 * function.c: Likewise.
8602 * genattrtab.c: Likewise.
8603 * gthr-win32.h: Likewise.
8604 * haifa-sched.c: Likewise.
8605 * predict.c: Likewise.
8606 * rtlanal.c: Likewise.
8608 * unwind-dw2-fde.h: Likewise.
8609 * unwind-pe.h: Likewise.
8610 * vmsdbgout.c: Likewise.
8612 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8614 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8615 if type_required and passed decl.
8617 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8619 * config.gcc (cpu_type): Include altivec.h in powerpc
8623 * config/rs6000/altivec.h: New.
8625 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8627 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8628 handling information.
8629 * doc/trouble.texi (Interoperation): Add libstdc++ information
8631 (Misunderstandings): Add template instantiation and static template
8632 member information for AIX.
8634 2002-01-17 Jason Merrill <jason@redhat.com>
8636 * dbxout.c (dbxout_type): Support const and volatile.
8638 * except.c (add_partial_entry): Remove backwards compatibility code.
8639 (end_protect_partials): Likewise.
8641 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8643 * config/ia64/ia64.md (prologue_use): New.
8644 * config/ia64/ia64.c (ia64_expand_prologue): Use
8645 gen_prologue_use instead of gen_rtx_USE.
8646 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8647 as CODE_FOR_pred_rel_mutex.
8648 (ia64_sched_reorder2): Likewise.
8650 2002-01-16 Eric Christopher <echristo@redhat.com>
8652 * config/mips/r3900.h: Reformat.
8653 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8654 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8655 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8656 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8657 * config/mips/t-elf: Remove mips3 multilib.
8659 2002-01-16 H.J. Lu <hjl@gnu.org>
8661 * config/mips/linux.h: Include "mips/abi64.h".
8663 2002-01-16 H.J. Lu <hjl@gnu.org>
8665 * config/mips/t-linux: New.
8667 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8669 * config/mips/linux.h: Don't include "gofast.h".
8670 (INIT_SUBTARGET_OPTABS): Removed.
8672 2002-01-16 Kazu Hirata <kazu@hxi.com>
8674 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8676 * config/h8300/h8300.c: Likewise.
8677 * config/h8300/h8300.md: Likewise.
8679 2002-01-16 Kazu Hirata <kazu@hxi.com>
8681 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8682 spaces after an opcode name.
8683 (pushqi1_h8300hs): Likewise.
8684 (pushhi1_h8300hs): Likewise.
8686 2002-01-16 Kazu Hirata <kazu@hxi.com>
8688 * doc/extend.texi: Replace "option" with "attribute"
8691 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8693 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8694 (and:DI () (const_int -8)).
8695 (split_small_symbolic_mem_operand): Split
8696 (mem (and:DI () (const_int -8)).
8698 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8701 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8702 same way as TYPE_IMUL.
8703 (ultrasparc_sched_reorder): Likewise.
8704 * config/sparc/sparc.md (type): Add comment to update
8705 ultrasparc_sched_reorder when making changes.
8707 2002-01-16 Kazu Hirata <kazu@hxi.com>
8709 * doc/invoke.texi: Change the dump file name of block
8710 reordering pass from 28.bbro to 29.bbro.
8713 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8715 * i386.md (minsf splitter): Fix pasto.
8717 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8719 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8720 to frame pointer initialisation instruction.
8721 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8722 initialisation instruction.
8723 (soft_df_operand): Do not accept the IP register.
8724 (nonimmediate_soft_df_operand): Do not accept the IP register.
8726 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8729 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8730 MASK_V8 being both set.
8732 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8734 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8735 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8736 config/s390/s390.md (call, call_value): Add GOT register to
8737 CALL_INSN_FUNCTION_USAGE where needed.
8738 (call_exp, call_value_exp): New.
8740 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8742 * config/arm/arm.c: General formatting tidy up.
8744 2002-01-16 Graham Stott <grahams@redhat.com>
8746 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8747 cast and when casting an integer literal to "rtx" pointer.
8748 (expand_call): Likewise.
8749 * flow.c (try_pre_increment): Likewise.
8750 (find_use_as_address): Likewise.
8751 * integrate.c (expand_iline_function): Likewise.
8752 * regmove.c (try_auto_increment): Likewise.
8754 2002-01-16 Graham Stott <grahams@redhat.com>
8756 * sched-rgn.c (passed): Use sbitmap_free.
8759 (in_queue): Likewise.
8760 (in_stack): Likewise.
8762 2002-01-15 Eric Christopher <echristo@redhat.com>
8764 * flow.c (propagate_one_insn): Change to use fatal_insn.
8766 2002-01-15 Kazu Hirata <kazu@hxi.com>
8768 * expmed.c (extract_fixed_bit_field): Remove unused code.
8769 * system.h: Poison SLOW_ZERO_EXTEND.
8770 * doc/tm.texi: Remove.
8771 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8772 * config/arm/arm.h: Likewise.
8773 * config/avr/avr.h: Likewise.
8774 * config/clipper/clipper.h: Likewise.
8775 * config/convex/convex.h: Likewise.
8776 * config/d30v/d30v.h: Likewise.
8777 * config/dsp16xx/dsp16xx.h: Likewise.
8778 * config/elxsi/elxsi.h: Likewise.
8779 * config/fr30/fr30.h: Likewise.
8780 * config/h8300/h8300.h: Likewise.
8781 * config/i370/i370.h: Likewise.
8782 * config/i386/i386.h: Likewise.
8783 * config/m68k/m68k.h: Likewise.
8784 * config/mips/mips.h: Likewise.
8785 * config/ns32k/ns32k.h: Likewise.
8786 * config/pdp11/pdp11.h: Likewise.
8787 * config/pj/pj.h: Likewise.
8788 * config/s390/s390.h: Likewise.
8789 * config/sh/sh.h: Likewise.
8790 * config/stormy16/stormy16.h: Likewise.
8791 * config/v850/v850.h: Likewise.
8792 * config/vax/vax.h: Likewise.
8793 * config/we32k/we32k.h: Likewise.
8795 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8797 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8798 (altivec_lvsl): Change constraint to b.
8799 (altivec_lvsr): Same.
8800 (altivec_lvebx): Same.
8801 (altivec_lvehx): Same.
8802 (altivec_lvewx): Same.
8803 (altivec_lvxl): Same.
8804 (altivec_lvx): Same.
8805 (altivec_stvx): Add parallel.
8806 (altivec_stvxl): Same.
8807 (altivec_stvehx): Same.
8808 (altivec_stvebx): Same.
8809 (altivec_stvebx): Same.
8811 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8813 * config.gcc: Change altivec.h to altivec-defs.h.
8815 * config/rs6000/altivec.h: Delete.
8817 * config/rs6000/altivec-defs.h: Add.
8819 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8821 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8824 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8825 less than or equal to eight bytes.
8827 * vax.md (andsi3): Remove constraints and change SET destination
8828 operand type to nonimmediate_operand.
8829 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8830 when it is a CONST_INT.
8832 2002-01-15 Jason Merrill <jason@redhat.com>
8834 * c-common.def (FILE_STMT): New code.
8835 * c-common.c (statement_code_p): It's a statement.
8836 * c-common.h (stmt_tree_s): Add x_last_filename.
8837 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8838 (last_expr_filename): New macro.
8839 * c-semantics.c (begin_stmt_tree): Initialize it.
8840 (add_stmt): If the filename changed, also insert a
8842 (expand_stmt): Handle seeing one.
8844 2002-01-15 Eric Christopher <echristo@redhat.com>
8846 * flow.c (propagate_one_insn): Add error message and print out
8849 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8851 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8852 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8853 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8854 TRAMPOLINE_ALIGNMENT.
8855 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8857 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8858 PCC_BITFIELD_TYPE_MATTERS.
8859 * config/interix.h (STDC_VALUE): Remove. Use
8860 STDC_0_IN_SYSTEM_HEADERS.
8861 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8862 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8863 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8865 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8867 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8868 not work on this platform currently.
8870 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8872 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8873 readonly_warning in _().
8875 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8877 * gcc.c (delete_if_ordinary): Backout previous change.
8879 2002-01-15 Kazu Hirata <kazu@hxi.com>
8881 * config/h8300/h8300.c (print_operand): Remove support for
8882 unused operand characters.
8884 * read-rtl.c: Fix formatting.
8886 * recog.c: Likewise.
8887 * regclass.c: Likewise.
8888 * regmove.c: Likewise.
8889 * reg-stack.c: Likewise.
8890 * reload1.c: Likewise.
8891 * rtlanal.c: Likewise.
8893 2002-01-15 Kazu Hirata <kazu@hxi.com>
8895 * config/i386/i386.c: Fix formatting.
8897 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8899 * c-typeck.c (process_init_element): Don't save_expr
8900 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8902 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8904 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8905 emit optional traceback table if optimize_size or TARGET_ELF.
8906 * config/rs6000/rs6000.md (prefetch): New.
8908 2002-01-15 Andreas Jaeger <aj@suse.de>
8910 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8912 2002-01-15 Kazu Hirata <kazu@hxi.com>
8914 * mips-tfile.c: Fix formatting.
8916 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8918 * unroll.c (final_reg_note_copy): Fix previous commit.
8920 2002-01-14 Kazu Hirata <kazu@hxi.com>
8922 * config/h8300/h8300-protos.h: Remove the prototype for
8924 * config/h8300/h8300.c (eq_operator): Remove.
8926 2002-01-14 Richard Henderson <rth@redhat.com>
8928 * config/i386/i386.md (prefetch): Tidy.
8929 (prefetch_3dnow): Fix locality operand.
8931 2002-01-14 Richard Henderson <rth@redhat.com>
8933 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8934 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8936 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8938 * reload1.c (reload_combine): Pass reg_sum replacement through
8939 copy_rtx in loop performing multiple changes.
8941 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8943 * except.c (remove_unreachable_regions): New.
8944 (free_eh_status): Clear exception_handler_labels.
8945 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8946 (find_exception_handler_labels): Don't add the same label more than
8948 (remove_exception_handler_label): Don't die if
8949 find_exception_handler_labels hasn't been called for the current
8952 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8954 * toplev.c (rest_of_compilation): Rebuild jump labels after
8957 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8959 * doc/extend.texi: Move documentation of X86 built-in functions
8961 * doc/invoke.texi: From here.
8962 * doc/sourcebuild.texi: Document location of documentation for
8963 machine built-in functions.
8965 2002-01-13 Christopher Faylor <cgf@redhat.com>
8967 * cppfiles.c (TEST_THRESHOLD): New macro.
8968 (SHOULD_MMAP): Ditto.
8969 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
8972 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
8974 * unroll.c (final_reg_note_copy): Properly handle
8976 (unroll_loops): Fix LOOP_CONDITION heuristics.
8978 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
8980 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
8981 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
8983 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
8985 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
8988 2002-01-14 Tom Rix <trix@redhat.com>
8990 * config/rs6000/rs6000.md: Fix typo with sradi.
8992 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
8994 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
8995 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
8996 (clrstrdi, clrstrsi): Adapt callers.
8998 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
9000 (movti splitter): Never use register 0 as base register.
9002 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9004 * combine.c (simplify_shift_const): Always generate new rtx
9005 for shift expression instead of reusing given expression.
9007 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9009 * config/alpha/alpha.c (alpha_expand_mov): Don't call
9010 alpha_legitimize_address unless mode is Pmode.
9012 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
9014 * doc/md.texi (Modifiers): Document the '*' constraint for the
9017 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
9018 * doc/extend.texi (Function Attributes): 'interrupt' is valid
9021 2002-01-13 Richard Henderson <rth@redhat.com>
9023 * reload.c (find_reloads): Use a hard reg destination as reload reg
9024 for an input reload of the source.
9026 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9028 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
9031 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
9033 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9034 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9036 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
9038 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9040 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
9042 2002-01-12 Tom Rix <trix@redhat.com>
9044 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
9047 2002-01-12 Richard Henderson <rth@redhat.com>
9049 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
9051 * doc/invoke.texi: Update Alpha options.
9053 * doc/invoke.texi: Update i386 built-in function lists.
9055 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
9057 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
9058 referencing outside.
9060 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9062 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
9063 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
9064 offsets, and change line folding.
9065 * optabs.c (expand_binop): Remove warnings.
9066 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
9068 2002-01-12 Graham Stott <grahams@redhat.com>
9070 * attribs.c (handle_deprecated_attribute): constify WHAT.
9071 * diagnostic.c (warn_deprecated_use): Add braces, fixes
9072 dangling else warning and constify WHAT.
9073 * except.h (struct function, struct inline_remap): Move
9074 struct tag forward defs before all prototypes.
9075 (duplicate_eh_regions): Whitespace.
9077 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
9079 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
9080 MODE_BASE_REG_CLASS.
9081 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
9083 2002-01-12 Richard Henderson <rth@redhat.com>
9085 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
9086 (ix86_expand_vector_move): New.
9087 (bdesc_2arg): Remove andps, andnps, orps, xorps.
9088 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
9089 Remove old prefetch builtins. Special case the logicals removed above.
9090 (ix86_expand_builtin): Likewise.
9091 (safe_vector_operand): Use V4SFmode, not TImode.
9092 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
9093 (ix86_expand_timode_binop_builtin): New.
9094 * config/i386/i386-protos.h: Update.
9095 * config/i386/i386.h (enum ix86_builtins): Update.
9096 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
9097 Use ix86_expand_vector_move in vector move expanders.
9098 (movti_internal, movti_rex64): Add xorps alternative.
9099 (sse_clrv4sf): Rename and adjust from sse_clrti.
9100 (prefetch): Don't work so hard.
9101 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
9102 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
9103 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
9105 2002-01-11 Richard Henderson <rth@redhat.com>
9107 * config/i386/mmintrin.h: New file.
9108 * config/i386/xmmintrin.h: New file.
9109 * config.gcc (i?86-*-*): Add extra_headers.
9110 * simplify-rtx.c (simplify_unary_operation): Handle saturating
9112 (simplify_binary_operation): Handle saturating arithmetic codes.
9113 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
9114 not the lowpart subreg.
9115 (ix86_expand_builtin): Return a TImode dummy register instead of 0
9117 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
9119 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9121 * conflict.c (conflict_graph_compute): Free regsets when finished.
9122 * ssa.c (compute_coalesced_reg_partition): Likewise.
9124 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9126 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
9127 every where we allocate a register.
9129 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9131 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
9132 * lcm.c (compute_earliest, compute_farthest): Likewise.
9134 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9136 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
9138 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9140 * doc/rtl.texi (Insns): Fix 2 typos.
9142 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
9144 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
9145 options. Use @table @gcctabopt for MMIX options. Add index
9146 entries for MMIX options. Start new paragraph with first
9147 heading of the machine-dependent options.
9149 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
9152 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
9153 * combine.c (force_to_mode): Same.
9154 * reload1.c (clear_reload_reg_in_use): Same.
9156 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
9158 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
9161 2002-01-11 Andreas Jaeger <aj@suse.de>,
9162 Brad Lucier <lucier@math.purdue.edu>
9164 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
9167 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
9169 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
9170 Protect with IN_LIBGCC.
9171 (LINK_EH_SPEC): Add required trailing space.
9173 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
9175 * c-tree.h: Move function declarations so that they are listed
9176 under the filename which contains them.
9177 (check_identifier, finish_decl_top_level,
9178 lookup_name_current_level_global, shadow_record_fields): Remove.
9180 2002-01-11 Andreas Jaeger <aj@suse.de>
9182 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
9185 2002-01-10 Richard Henderson <rth@redhat.com>
9187 * config/alpha/alpha.c (print_operand): Add 'J'.
9188 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
9189 new operand with the sequence number for the lituse. When splitting
9190 the insns, use gen_movdi_er_high_g and generate a sequence number.
9191 (gen_movdi_er_high_g): Print the sequence number if non-zero.
9193 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
9195 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
9196 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
9198 (altivec_expand_builtin): Same.
9199 (altivec_expand_stv_builtin): New.
9201 * config/rs6000/rs6000.h (rs6000_builtins): Same.
9203 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
9204 ("altivec_lvehx"): New.
9205 ("altivec_lvewx"): New.
9206 ("altivec_lvxl"): New.
9207 ("altivec_lvx"): New.
9208 ("altivec_stvx"): New.
9209 ("altivec_stvebx"): New.
9210 ("altivec_stvehx"): New.
9211 ("altivec_stvewx"): New.
9212 ("altivec_stvxl"): New.
9214 2002-01-10 Richard Henderson <rth@redhat.com>
9216 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
9217 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
9218 care not to delete instructions twice.
9220 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9222 * toplev.c: Don't declare environ (it's not used anywhere).
9223 * configure.in: Don't check for declaration of environ.
9224 * config/i386/xm-mingw32.h: Don't #define environ.
9225 * config.in, configure: Regenerate.
9227 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9229 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
9230 * configure: Regenerate.
9232 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
9233 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
9234 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
9236 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
9237 LIMITS_H_TEST here, not in m68k/x-next.
9238 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
9239 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
9241 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
9242 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
9243 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
9245 * config/i386/x-djgpp: Renamed i386/t-djgpp.
9246 * config/m88k/x-dolph: Renamed m88k/t-dolph.
9247 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
9248 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
9249 replacement of quadlib.asm with quadlib.c.
9251 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
9252 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
9253 config/rs6000/xm-beos.h: Delete file.
9255 * config.gcc: Update to match above changes.
9257 2002-01-10 Kazu Hirata <kazu@hxi.com>
9259 * config/h8300/h8300.h: Fix comment typos.
9260 * config/h8300/h8300.md: Likewise.
9261 * config/h8300/lib1funcs.asm: Likewise.
9263 2002-01-10 Dale Johannesen <dalej@apple.com>
9265 PR optimization/5269
9266 * unroll.c (precondition_loop_p): Make *increment be the correct
9267 sign when n_iterations known, to avoid confusing caller.
9269 2002-01-10 Kazu Hirata <kazu@hxi.com>
9271 * doc/extend.texi (deprecated): Fix a typo.
9273 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9275 * basic-block.h (update_br_prob_note): Declare.
9276 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9277 (try_forward_edges): Care negative frequencies and update note.
9278 (outgoing_edges_match): Tweek conditional merging heuristics.
9279 (try_crossjump_to_edge): use update_br_prob_note.
9280 * cfglayout.c (fixup_reorder_chain): Likewise.
9281 * cfrtl.c (update_br_prob_note): New.
9282 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9284 * i386.c (ix86_decompose_address): Return -1 if address contains
9286 (legitimate_address_p): Require ix86_decompose_address to return 1.
9288 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9289 (cprop_insn): Likewise.
9291 2002-01-10 Kazu Hirata <kazu@hxi.com>
9293 * toplev.c: Fix formatting.
9295 * tree-dump.c: Likewise.
9296 * unroll.c: Likewise.
9297 * unwind-dw2.c: Likewise.
9298 * unwind-dw2-fde.c: Likewise.
9299 * unwind-dw2-fde-glibc.c: Likewise.
9300 * unwind-sjlj.c: Likewise.
9302 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9304 * doc/invoke.texi: Document PDP-11 options.
9306 2002-01-10 Kazu Hirata <kazu@hxi.com>
9308 * config/h8300/h8300.h: Fix formatting.
9310 2002-01-10 Ira Ruben <ira@apple.com>
9312 Add __attribute__ ((deprecated)).
9313 * extend.texi: Document __attribute__ ((deprecated)).
9314 * invoke.texi: Document -Wno-deprecated-declarations.
9315 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9316 * testsuite/gcc.dg/deprecated.c: New C test.
9317 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9318 (c_common_attribute_table): Add "deprecated" entry.
9319 (handle_deprecated_attribute): New function.
9320 * c-decl.c (deprecated_states): New enum.
9321 deprecated_state: State of "deprecated" handling.
9322 (start_decl): Set deprecated_state based on attributes.
9323 (grokdeclarator): Test for deprecated uses, propagate attribute.
9324 * c-typeck.c (build_component_ref): Test for deprecated fields.
9325 (build_external_ref): Test for deprecated primaries.
9326 * diagnostic.c (warn_deprecated_use) New function to issue
9327 warnings about __attribute__ ((depricated)) references.
9328 * flags.h (warn_deprecated_decl): Extern declared for
9329 -W[no-]deprecated-declarations option.
9330 * print-tree.c (print_node): Show deprecated flag status.
9331 * toplev.c (warn_deprecated_decl): Defined.
9332 (W_options): Added "deprecated-declaration".
9333 * toplev.h (warn_deprecated_use): Extern declared.
9334 * tree.h (struct tree_common): Define deprecated_flag.
9335 (TREE_DEPRECATED): New macro to access flag.
9336 * cp/call.c (build_call): Test for deprecated calls.
9337 * cp/class.c (add_implicitly_declared_members): Set global
9338 flag to tell grokdeclarator to not issue deprecated warnings.
9339 * cp/cp-tree.h: Add extern for adding_implicit_members.
9340 * cp/decl.c (deprecated_states): New enum.
9341 (start_decl): Set deprecated_state based on attributes.
9342 (grokdeclarator): Test for deprecated uses, propagate attribute.
9343 * cp/lex.c (do_identifier): Test for deprecated primaries.
9344 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9346 2002-01-10 Ira Ruben <ira@apple.com>
9348 Fix to assign attributes to inline member functions.
9349 * cp/decl.c (start_method): Handle attrlist.
9351 2002-01-10 Kazu Hirata <kazu@hxi.com>
9353 * combine.c (expand_field_assignment): Use subreg_lsb().
9355 2002-01-10 David Edelsohn <edelsohn@gnu.org>
9357 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
9358 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
9359 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
9360 Recurse for any operand of AND as long as constant is non-zero.
9362 2002-01-10 Kazu Hirata <kazu@hxi.com>
9364 * config/h8300/h8300.md: Remove constraints from expanders.
9366 2002-01-10 Kazu Hirata <kazu@hxi.com>
9368 * varasm.c: Fix formatting.
9369 * varray.c: Likewise.
9370 * vmsdbgout.c: Likewise.
9371 * xcoffout.c: Likewise.
9373 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
9375 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
9376 update edge probabilities to match.
9378 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9380 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
9382 * doc/languages.texi, doc/sourcebuild.texi: New files.
9383 * doc/configfiles.texi: Make a subsubsection. Update.
9384 * doc/configterms.texi: Add @node. Remove warning that this isn't
9385 instructions for building GCC.
9386 * doc/makefile.texi: Make a subsection.
9387 * doc/gccint.texi: Update.
9389 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
9391 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
9393 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
9395 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
9397 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
9399 * optabs.c (expand_fix): Look for wider integer modes first.
9401 * i386.md (mov?f): Avoid the fake const double trick for medium
9403 (min?f*/max?f*): Prohibit memory operands for i387 variant.
9404 (fop_df_4): Disable for SSE compilation.
9406 2002-01-10 Graham Stott <grahams@redhat.com>
9408 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
9409 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
9411 2002-01-10 Richard Henderson <rth@redhat.com>
9413 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
9415 2002-01-10 Richard Henderson <rth@redhat.com>
9417 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
9418 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
9420 2002-01-10 Kazu Hirata <kazu@hxi.com>
9422 * combine.c (can_combine_p): Fix a comment typo.
9424 2002-01-09 Zack Weinberg <zack@codesourcery.com>
9426 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
9427 empty list correctly. Change loop index $t to $f for
9428 consistency with rest of Makefile.
9430 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
9432 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
9433 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9435 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
9436 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
9437 (altivec_init_builtins): Same.
9438 (altivec_expand_unop_builtin): Return NULL_RTX on error.
9439 (altivec_expand_binop_builtin): Same.
9440 (altivec_expand_ternop_builtin): Same.
9443 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
9444 ("altivec_vctuxs"): Fix typo.
9445 ("altivec_vnmsubfp"): Same.
9446 ("altivec_dssall"): New.
9447 ("altivec_mfvscr"): New.
9448 ("altivec_dss"): New.
9449 ("altivec_lvsl"): New.
9450 ("altivec_lvsr"): New.
9451 ("altivec_dstt"): New.
9452 ("altivec_dstst"): New.
9453 ("altivec_dststt"): New.
9454 ("altivec_dst"): New.
9456 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9457 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9459 2002-01-09 Richard Henderson <rth@redhat.com>
9461 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9463 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9465 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9467 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9469 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9471 2002-01-09 Kazu Hirata <kazu@hxi.com>
9473 * read-rtl.c: Fix formatting.
9475 * regclass.c: Likewise.
9476 * regrename.c: Likewise.
9477 * reg-stack.c: Likewise.
9478 * reload1.c: Likewise.
9479 * reload.c: Likewise.
9482 2002-01-09 Kazu Hirata <kazu@hxi.com>
9484 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9485 to extract items in the expr_list chain.
9487 2002-01-09 Richard Henderson <rth@redhat.com>
9489 * config/vax/vax.c (vax_rtx_cost): Never abort.
9491 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9493 2002-01-09 Jan Hubicka <jh@suse.cz>
9495 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9497 2002-01-09 Richard Henderson <rth@redhat.com>
9499 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9500 Unify code from various alternatives.
9502 2002-01-09 Richard Henderson <rth@redhat.com>
9504 * regrename.c (copy_value): Ignore the copy if the source register
9505 is present in the value chain with a narrower mode.
9507 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9509 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9510 for the c4x target. Also improve layout.
9512 2002-01-09 Richard Henderson <rth@redhat.com>
9514 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9515 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9516 to match insn patterns.
9518 2002-01-09 Richard Henderson <rth@redhat.com>
9520 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9521 (copyprop_hardreg_forward_1): Likewise.
9523 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9525 * pa.md (decrement_and_branch_until_zero): Change predicate for
9526 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9528 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9530 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9531 gets undefined. For Darwin.
9533 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9535 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9537 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9539 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9541 2002-01-08 Richard Henderson <rth@redhat.com>
9543 * regrename.c (copy_value): Ignore overlapping copies.
9545 2002-01-08 Richard Henderson <rth@redhat.com>
9547 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9548 as needed to avoid shared structure.
9550 2002-01-08 Kazu Hirata <kazu@hxi.com>
9552 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9555 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9557 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9558 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9559 documentation of obsolete macros.
9560 * system.h: Poison these macros.
9561 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9562 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9563 config/c4x/c4x.h, config/clipper/clipper.h,
9564 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9565 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9566 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9567 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9568 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9569 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9570 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9571 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9572 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9573 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9574 config/sparc/sparc.h, config/stormy16/stormy16.h,
9575 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9576 definitions and commented out definitions of obsolete macros.
9577 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9578 of MAX_INT_TYPE_SIZE.
9580 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9582 * config/s390/s390.c (s390_preferred_reload_class): Never
9583 return ADDR_REGS if it isn't a subset of the given class.
9584 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9585 FP_REGS, but all superclasses as well.
9587 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9589 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9590 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9591 must not be a const_int.
9593 2002-01-08 Richard Henderson <rth@redhat.com>
9595 * Makefile.in (toplev.o): Depend on options.h.
9596 (gcc.o): Depend on specs.h.
9598 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9600 * expr.c (store_expr): Convert VOIDmode constants back to target's
9603 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9605 * doc/invoke.texi: Markup gcc as @command. Refer to
9606 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9607 of http://gcc.gnu.org/thanks.html.
9609 2002-01-08 Dale Johannesen <dalej@apple.com>
9611 * config/rs6000/rs6000.md: Add missing int register
9612 target case to movdf_low.
9614 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9616 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9617 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9618 (cppinit.o): Depend on except.h.
9619 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9620 s-specs): New rules.
9622 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9623 Don't create specs.h/options.h/gencheck.h here. Remove
9624 unnecessary variable settings from last argument of AC_OUTPUT.
9625 * config.in, configure: Regenerate.
9626 * intl.c: Hardcode package name as "gcc".
9628 * cppinit.c: Include except.h.
9629 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9631 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9632 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9633 (!)USING_SJLJ_EXCEPTIONS.
9634 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9636 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9638 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9639 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9640 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9641 documentation of obsolete macros.
9642 * system.h: Poison these macros.
9643 * config/d30v/d30v.h, config/ns32k/encore.h,
9644 config/stormy16/stormy16.h: Remove definitions and commented out
9645 definitions of obsolete macros.
9647 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9649 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9650 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9653 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9655 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9656 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9657 to insn adjusting stack/frame pointer.
9658 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9659 accept operands that cause the insn to be non-splittable.
9661 2002-01-08 Graham Stott <grahams@redhat.com>
9663 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9664 (C_TYPE_FIELDS_VOLATILE): Likewise.
9665 (C_TYPE_BEING_DEFINED): Likewise.
9666 (C_IS_RESERVED_WORD): Likewise.
9667 (C_TYPE_VARIABLE_SIZE): Likewise.
9668 (C_DECL_VARIABLE_SIZE): Likewise.
9669 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9670 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9671 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9673 (C_DECL_ANTICIPATED): Likewise.
9674 (c_build_type_variant): Add parenthesis.
9676 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9678 * gcc.c (option_map): Remove --version.
9679 (process_command): Handle -fversion following the GNU Coding
9680 Standards. Partially addresses PR other/704.
9682 2002-01-08 Graham Stott <grahams@redhat.com>
9684 * combine.c (combine_instructions): Fix typo.
9686 2002-01-08 Graham Stott <grahams@redhat.com>
9688 * debug.h: Use "tree" and "rtx" throughout.
9690 * debug.c: Likewise.
9692 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9694 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9695 constant pool, use the pool's version of the symbol instead.
9697 2002-01-07 Richard Henderson <rth@redhat.com>
9699 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9700 the original register was copied in a mode with a fewer number of
9701 hard registers than the desired mode.
9702 (copyprop_hardreg_forward_1): Likewise.
9703 (debug_value_data): Fix loop test.
9704 * toplev.c (parse_options_and_default_flags): Reenable
9705 -fcprop-registers at -O1.
9707 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9709 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9710 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9712 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9715 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9717 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9719 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9720 (pa_output_function_prologue): Output local label at the beginning of
9721 the prologue when profiling.
9722 (hppa_profile_hook): Use the local label rather than the function label.
9723 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9725 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9727 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9728 (altivec_expand_unop_builtin): Fix thinko.
9729 (altivec_expand_binop_builtin): Same.
9730 (altivec_expand_ternop_builtin): Same.
9731 (altivec_expand_builtin): Same.
9733 2002-01-07 Richard Henderson <rth@redhat.com>
9735 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9737 2002-01-07 Jason Merrill <jason@redhat.com>
9739 * unwind-dw2.c (execute_cfa_program): Use < again.
9741 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9743 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9745 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9747 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9748 Don't allow -1 - x -> ~x simplifications in the first pass.
9750 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9752 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9754 (altivec_expand_binop_builtin): Same.
9755 (altivec_expand_unop_builtin): Same.
9756 (print_operand): Fix typo.
9757 (bdesc_1arg): Add vupk* variants.
9759 * rs6000.h (rs6000_builtins): Add vupk* enums.
9761 * rs6000.md: Add altivec_vupk* variants.
9763 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9765 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9766 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9767 and last update dates.
9769 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9771 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9773 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9775 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9776 * config/avr/avr.h (CPP_SPEC): Likewise.
9777 (LINK_SPEC): Likewise.
9778 (CRT_BINUTILS_SPECS): Likewise.
9779 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9780 * doc/invoke.texi (AVR Options): Document them.
9782 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9784 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9787 2002-01-07 Graham Stott <grahams@redhat.com>
9789 * config/i386/i386.h: Update copyright date.
9790 (HALF_PIC_PTR): Add parenthesis.
9791 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9792 (CONSTANT_ALIGNMENT): Add parenthesis.
9793 (DATA_ALIGNMENT): Likewise.
9794 (LOCAL_ALIGNMENT): Likewise.
9795 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9796 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9797 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9798 (HARD_REGNO_NREGS): Add paranethesis.
9799 (VALID_SSE_REG_MODE): Whitespace.
9800 (VALID_MMX_REG_MODE): Whitespace.
9801 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9802 (ix86_hard_regno_mode_ok): Add parenthesis.
9803 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9804 (RETURN_IN_MEMORY): Whitespace.
9805 (N_REG_CLASSES): Add parenthesis.
9806 (INTEGER_CLASS_P): Add parenthesis and wrap.
9807 (FLOAT_CLASS_P): Likewise.
9808 (SSE_CLASS_P): Likewise.
9809 (MMX_CLASS_P): Likewise.
9810 (MAYBE_INTEGER_CLASS_P): Likewise.
9811 (MAYBE_FLOAT_CLASS_P): Likewise.
9812 (MAYBE_SSE_CLASS_P): Likewise.
9813 (MAYBE_MMX_CLASS_P): Likewise.
9814 (Q_CLASS_P): Likewise.
9815 (GENERAL_REGNO_P): Uppercase macro parameter.
9816 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9817 (FP_REGNO_P): Likewise.
9818 (ANY_FP_REGNO_P): Uppercase macro parameter.
9819 (SSE_REGNO_P): Likewise.
9820 (SSE_REGNO): Likewise.
9821 (SSE_REG_P): Likewise.
9822 (SSE_FLOAT_MODE_P): Likewise.
9823 (MMX_REGNO_P): Likewise.
9824 (MMX_REG_P):Likewise.
9825 (STACK_REG_P): Likewise.
9826 (NON_STACK_REG_P): Likewise.
9827 (STACK_TOP_P): Likewise.
9828 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9829 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9830 (SECONDARY_MEMORY_NEEDED): Likewise.
9831 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9832 (MD_ASM_CLOBBERS): Whitespace and wrap.
9833 (MUST_PASS_IN_STACK): Whitespace and wrap.
9834 (RETURN_POPS_ARGS): Add parenthesis.
9835 (INIT_CUMULATIVE_ARGS): Likewise.
9836 (FUNCTION_ARG): Likewise.
9837 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9838 (SETUP_INCOMING_VARARGS): Likewise.
9839 (BUILD_VA_LIST_TYPE): Add parenthesis.
9840 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9842 (EXPAND_BUILTIN_VA_ARG): Likewise.
9843 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9844 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9845 (INITIAL_ELIMINATION_OFFSET): Likewise.
9846 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9847 (REGNO_OK_FOR_BASE_P): Likewise.
9848 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9849 (REGNO_OK_FOR_DIREG_P): Likewise.
9850 (REG_OK_FOR_INDEX_P): Whitespace.
9851 (REG_OK_FOR_BASE_P): Whitespace.
9852 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9854 (FIND_BASE_TERM): Fix typo.
9855 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9856 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9857 (SYMBOLIC_CONST; Whitespace.
9858 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9859 (ENCODE_SECTION_INFO): Whitespace.
9860 (FINALIZE_PIC): Remove do { ... } while (0).
9861 (PROMOTE_MODE): Wrap in do { ... } while (0).
9862 (CONST_COSTS): Whitespace.
9863 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9864 (REGISTER_MOVE_COST): Add parenthesis.
9865 (MEMORY_MOVE_COST): Likewise.
9866 (EXTRA_CC_MODES): Whitespace.
9867 (SELECT_CC_MODE): Add parenthesis and whitespace.
9868 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9869 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9870 (ASM_OUTPUT_LABEL): Add paramethesis.
9871 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9872 (ASM_OUTPUT_REG_POP): Likewise.
9873 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9874 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9876 * config/i386/i386.c: Update copyright.
9877 (CHECK_STACK_LIMIT): Add parenthesis.
9878 (AT_BP): Uppercase macro parameter.
9879 (x86_64_int_parameter_registers): Constify.
9880 (x86_64_int_return_registers): Likewise.
9881 (ix86_compare_op0): Use rtx.
9882 (construct_container): Constify INTREG parameter.
9883 (function_arg): Use rtx.
9885 * diagnostic.h: Update copyright date.
9886 (output_buffer_state): Add parenthesis.
9887 (output_buffer_format_args): Likewise.
9889 * combine.c (combine_instructions): Replace XEXP (links, 0)
9892 2002-01-06 H.J. Lu <hjl@gnu.org>
9894 * cfgcleanup.c (thread_jump): Fix 2 typos.
9896 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9898 * config.gcc: Add support for --enable-altivec.
9900 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9902 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9904 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9906 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9907 __objc_class_name_*.
9909 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9911 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9913 2002-01-06 Richard Henderson <rth@redhat.com>
9915 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9916 nop them out. Increment label reference count for REG_LABEL.
9917 (fill_slots_from_thread): Frob label reference count around
9918 delete_related_insns.
9920 2002-01-05 Richard Henderson <rth@redhat.com>
9922 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9925 2002-01-05 Richard Henderson <rth@redhat.com>
9927 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9928 * integrate.c (output_inline_function): Likewise.
9929 * toplev.c (rest_of_compilation): Do it here instead. Move call
9930 to remove_unnecessary_notes after emitting abstract instance.
9931 Force an emitted nested function to have its parent emited as well.
9932 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9934 (rtl_for_decl_location): Do not look at reload data structures
9935 before reload has run.
9937 2002-01-05 Kazu Hirata <kazu@hxi.com>
9939 * cse.c: Fix formatting.
9940 * dwarf2asm.c: Likewise.
9941 * dwarf2out.c: Likewise.
9942 * explow.c: Likewise.
9943 * expmed.c: Likewise.
9944 * function.c: Likewise.
9946 * gencheck.c: Likewise.
9947 * genrecog.c: Likewise.
9948 * ggc-common.c: Likewise.
9949 * ggc-page.c: Likewise.
9950 * global.c: Likewise.
9952 2002-01-05 Kazu Hirata <kazu@hxi.com>
9954 * combine.c: Fix formatting.
9956 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9959 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9961 2002-01-05 David Edelsohn <edelsohn@gnu.org>
9963 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
9964 as 1 for __powerpc64__ as well.
9966 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
9968 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
9971 2002-01-05 Daniel Berlin <dan@dberlin.org>
9973 * lcm.c: Revert change, due to performance regression it causes on
9974 SPEC because it's slightly more conservative (sigh, I hate
9977 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
9979 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
9981 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9983 * doc/cppinternals.texi: Update.
9985 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
9987 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
9988 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
9990 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
9991 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
9992 kludge for pre-october-14th mmix versions to handle new-found bug
9993 with PUSHJ/PUSHGO and the register stack.
9994 * config/mmix/mmix.h (struct machine_function): Rename member
9995 has_call_value_without_parameters to has_call_without_parameters.
9996 All referers changed.
9997 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
9998 TARGET_MASK_BRANCH_PREDICT): New macros.
9999 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
10000 -mno-reg-stack-fill-bug-workaround.
10001 * config/mmix/mmix.md ("call"): Set struct machine member
10002 has_call_without_parameters.
10004 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
10006 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
10008 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
10010 * cfgcleanup.c: Include tm_p.h
10011 (mark_effect): Fix handling of hard register; fix handling of SET
10013 2002-01-04 Kazu Hirata <kazu@hxi.com>
10015 * config/h8300/h8300.md (anonymous patterns): Check that
10016 operands are registers before using REGNO on them.
10018 2002-01-03 Roland McGrath <roland@frob.com>
10020 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
10022 2002-01-04 Jakub Jelinek <jakub@redhat.com>
10024 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
10025 * c-common.h (genrtl_expr_stmt_value): Likewise.
10026 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
10027 (expand_expr_stmt_value): Add maybe_last argument.
10028 Don't warn about statement with no effect if it is the last statement
10029 in expression statement.
10030 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
10031 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
10032 expand_expr_stmt_value.
10033 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
10034 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
10035 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
10036 as maybe_last to expand_expr_stmt_value.
10038 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
10040 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
10041 be passed in, do not build it.
10042 (c_begin_if_stmt): New function.
10043 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10044 * c-common.h (c_expand_start_cond): Update prototype.
10045 (c_begin_if_stmt): Prototype new function.
10046 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10047 * c-parse.in (if_prefix): Use c_begin_if_stmt,
10048 c_begin_while_stmt and c_finish_while_stmt_cond.
10050 2002-01-04 William Cohen <wcohen@redhat.com>
10052 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
10053 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10054 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10055 * config/pa/som.h (ASM_FILE_START): Likewise.
10057 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
10059 * lcm.c: Include df.h.
10060 Add available_transfer_function prototype.
10061 (compute_available): Rework to use iterative dataflow framework.
10062 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
10063 with bb_info in df.h
10064 (available_transfer_function): New function.
10066 * Makefile.in (lcm.o): add df.h to dependencies.
10068 2002-01-04 Richard Henderson <rth@redhat.com>
10070 * config/alpha/alpha.c (some_operand): Accept HIGH.
10071 (input_operand): Likewise; accept simple references to globals.
10072 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
10073 (alpha_const_double_ok_for_letter_p): Likewise.
10074 (alpha_extra_constraint): Likewise.
10075 (alpha_preferred_reload_class): Likewise. Do not force
10076 symbolic constants to memory.
10077 (alpha_legitimate_address_p): Accept simple references
10078 to small_symbolic_operand.
10079 (alpha_legitimize_address): New arg scratch. Be prepared to be
10080 called when no_new_pseudos. Emit simple symbolic references.
10081 Split integers into low, high, and rest.
10082 (alpha_expand_mov): Use alpha_legitimize_address.
10083 (some_small_symbolic_mem_operand): New.
10084 (split_small_symbolic_mem_operand): New.
10085 * config/alpha/alpha-protos.h: Update.
10086 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
10087 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10088 (EXTRA_CONSTRAINT): Likewise.
10089 (PREFERRED_RELOAD_CLASS): Likewise.
10090 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
10091 (PREDICATE_CODES): Update.
10092 * config/alpha/alpha.md: New post-reload splitters to convert
10093 simplfied symbolic operands to the form that references $29.
10094 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
10095 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
10097 2002-01-03 Richard Henderson <rth@redhat.com>
10099 * local-alloc.c (function_invariant_p): Update commentary.
10101 2002-01-04 H.J. Lu <hjl@gnu.org>
10103 * toplev.c (rest_of_compilation): Fix a typo when calling
10106 2002-01-03 Kazu Hirata <kazu@hxi.com>
10108 * c-common.c: Fix formatting.
10109 * diagnostic.c: Likewise.
10110 * doloop.c: Likewise.
10111 * dwarf2out.c: Likewise.
10113 2002-01-03 Kazu Hirata <kazu@hxi.com>
10115 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
10116 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
10118 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10120 * cpperror.c: Update comments and copyright.
10121 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
10122 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
10124 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10126 * collect2.c (main): Use strcmp when testing for "-shared".
10128 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10130 * cppmacro.c: Don't include intl.h. Update comments.
10131 (new_number_token): Allocate enough buffer for 64-bit unsigned
10132 integers; update prototype.
10133 * cppmain.c: Update comments.
10135 2002-01-03 William Cohen <wcohen@redhat.com>
10137 * function.h (struct function): Add profile.
10138 (current_function_profile): New.
10139 doc/extend.texi: Update documentation.
10140 * final.c (final_start_function): Use current_function_profile
10141 instead of profile_flag.
10142 (profile_after_prologue): Likewise.
10143 * function.c (expand_function_start): Likewise.
10144 (expand_function_start): Likewise.
10145 * config/alpha/alpha.c (direct_call_operand):
10146 (alpha_does_function_need_gp): Likewise.
10147 (alpha_expand_prologue): Likewise.
10148 * config/arm/arm.c (arm_expand_prologue): Likewise.
10149 thumb_expand_prologue: Likewise.
10150 * config/d30v/d30v.c (d30v_stack_info): Likewise.
10151 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
10152 (fr30_expand_prologue): Likewise.
10153 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
10154 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
10155 * config/i386/i386.h (FINALIZE_PIC): Likewise.
10156 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10157 * config/i960/i960.c (i960_output_function_prologue): Likewise.
10158 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10159 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
10160 (m32r_expand_prologue): Likewise.
10161 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
10162 (m88k_expand_prologue): Likewise.
10163 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
10164 * config/mips/mips.c (compute_frame_size): Likewise.
10165 (mips_expand_prologue): Likewise.
10166 (mips_can_use_return_insn): Likewise.
10167 * config/pa/elf.h (ASM_FILE_START): Likewise.
10168 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10169 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10170 * config/pa/som.h (ASM_FILE_START): Likewise.
10171 * config/romp/romp.c (romp_using_r14): Likewise.
10172 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
10173 (rs6000_stack_info): Likewise.
10174 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10175 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
10176 * config/v850/v850.c (compute_register_save_size): Likewise.
10178 2002-01-03 Jakub Jelinek <jakub@redhat.com>
10180 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
10181 gen_lowpart_common fails, use gen_lowpart_SUBREG.
10183 2002-01-03 Turly O'Connor <turly@apple.com>
10185 * darwin.c (machopic_output_possible_stub_label): Don't generate
10186 stub routines for pseudo-stubs which we've just defined.
10188 2002-01-03 Kazu Hirata <kazu@hxi.com>
10190 * builtins.c: Fix formatting.
10191 * c-typeck.c: Likewise.
10192 * combine.c: Likewise.
10193 * expr.c: Likewise.
10194 * loop.c: Likewise.
10196 2002-01-03 Andreas Schwab <schwab@suse.de>
10198 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
10199 and return true if _cpp_push_next_buffer pushed a new include
10201 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
10202 _cpp_pop_file_buffer did not push a new file.
10203 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
10205 2002-01-02 Eric Christopher <echristo@redhat.com>
10207 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
10208 FIND_REG_INC_NOTE call. Update copyright.
10209 * loop.c (canonicalize_condition): Ditto.
10210 * reorg.c (delete_scheduled_jump): Ditto.
10212 2002-01-03 Kazu Hirata <kazu@hxi.com>
10214 * gcse.c: Fix formatting.
10216 2002-01-03 Graham Stott <grahams@redhat.com>
10218 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
10219 forward defs for struct tags rtx_def, union_tree, rtvec_def
10220 also output corresponding typedefs for rtx, tree, and rtvec.
10222 * system.h: Move forward defs for struct tags rtx_def, union_tree,
10223 rtvec_def along with corresponding typedefs for rtx, tree, and
10224 rtvec to config.h, hconfig.h, tconfig.h.
10226 2002-01-03 Graham Stott <grahams@redhat.com>
10228 * tree.h: Update copyright date.
10229 (IS_EXPR_CODE_CLASS): Add parenthesis.
10230 (TREE_SET_CODE): Add whitespace.
10231 (TREE_CHECK): Add parenthesis.
10232 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
10233 (CST_OR_CONSTRUCTOR_CHECK):
10234 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
10235 (TREE_SYMBOL_REFERENCED): Whitespace.
10236 (INT_CST_LT): Likewise.
10237 (INT_CST_LT_UNSIGNED): Likewise.
10238 (tree_real_cst): Unwrap comment.
10239 (tree_string): Likewise.
10240 (tree_complex): Likewise.
10241 (IDENTIFIER_POINTER): correct cast.
10242 (SAVE_EXPR_CONTEXT): Whitespace.
10243 (EXPR_WFL_FILENAME_NODE): Likewise.
10244 (EXPR_WFL_FILENAME): Remove parenthesis.
10245 (DECL_ORIGIN): Add parenthesis.
10246 (DECL_FROM_INLINE): Use NULL_TREE.
10247 (build_int_2): Whitespace.
10248 (build_type_variant): Add parenthesis.
10250 * gcc/jcf-parse.c: Update copyright date.
10251 (yyparse): Constify resource_filename.
10253 2002-01-03 Graham Stott <grahams@redhat.com>
10255 * rtl.h: Update copyright date.
10256 (RTL_CHECK1): Wrap long line.
10257 (RTL_CHECK2): Likewise.
10258 (RTL_CHECKC1): Wrap long line and whitespace.
10259 (RTL_CHECKC2): Likewise.
10260 (XWINT): Whitespace.
10266 (XBITMAP): Likewise.
10268 (XBBDEF): Likewise.
10270 (X0WINT): Likewise.
10272 (X0UINT): Likewise.
10276 (X0MODE): Likewise.
10277 (X0BITMAP): Likewise.
10278 (X0TREE): Likewise.
10279 (X0BBDEF): Likewise.
10280 (X0ADVFLAGS): Likewise.
10281 (X0CSELIB): Likewise.
10282 (X0MEMATTR): Likewise.
10283 (XCWINT): Likewise.
10285 (XCUINT): Likewise.
10289 (XCMODE): Likewise.
10290 (XCBITMAP): Likewise.
10291 (XCTREE): Likewise.
10292 (XCBBDEF): Likewise.
10293 (XCADVFLAGS): Likewise.
10294 (XCCSELIB): Likewise.
10295 (XC2EXP): Likewise.
10296 (INSN_UID): Likewise.
10297 (PREV_INSN): Likewise.
10298 (PATTERN): Likewise.
10299 (INSN_CODE): Likewise.
10300 (PUT_REG_NOTE_KIND): Likewise.
10301 (CODE_LABEL_NUMBER): Likewise.
10302 (NOTE_SOURCE_FILE): Likewise.
10303 (NOTE_BLOCK): Likewise.
10304 (NOTE_EH_HANDLER): Likewise.
10305 (NOTE_RANGE_INFO): Likewise.
10306 (NOTE_LIVE_INFO): Likewise.
10307 (NOTE_BASIC_BLOCK): Likewise.
10308 (NOTE_EXPECTED_VALUE): Likewise.
10309 (NOTE_LINE_NUMBER): Likewise.
10310 (LABEL_NAME): Likewise.
10311 (LABEL_NUSES): Likewise.
10312 (LABEL_ALTERNATE_NAME): Likewise.
10313 (ADDRESSOF_DECL): Likewise.
10314 (JUMP_LABEL): Likewise.
10315 (LABEL_NEXTREF): Likewise.
10317 (ORIGINAL_REGNO: Likewise.
10318 (HARD_REGISTER_NUM_P): Add parenthesis.
10319 (SUBREG_REG): Whitespace.
10320 (SUBREG_BYTE): Likewise.
10321 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10322 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10323 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10324 (ASM_OPERANDS_INPUT_VEC): Likewise.
10325 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10326 (ASM_OPERANDS_INPUT): Likewise.
10327 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10328 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10329 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10330 (ASM_OPERANDS_INPUT_MODE): Likewise.
10331 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10332 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10333 (MEM_SET_IN_STRUCT_P): Minor reformat.
10334 (TRAP_CONDITION): Whitespace.
10335 (TRAP_CODE): Likewise.
10336 (COND_EXEC_TEST): Likewise.
10337 (COND_EXEC_CODE): Likewise.
10338 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10339 (PHI_NODE_P): Add parenthesis.
10340 (plus_constant): Whitespace and add parenthesis.
10342 2002-01-03 Kazu Hirata <kazu@hxi.com>
10344 * config/avr/avr.c: Fix comment typos.
10345 * config/c4x/c4x.md: Likewise.
10346 * config/dsp16xx/dsp16xx.h: Likewise.
10347 * config/dsp16xx/dsp16xx.md: Likewise.
10348 * config/i386/i386.md: Likewise.
10349 * config/ia64/ia64.c: Likewise.
10350 * config/m32r/m32r.h: Likewise.
10351 * config/m68hc11/m68hc11.md: Likewise.
10352 * config/mmix/mmix.c: Likewise.
10353 * config/mn10200/mn10200.c: Likewise.
10354 * config/romp/romp.c: Likewise.
10355 * config/sh/sh.c: Likewise.
10356 * config/stormy16/stormy16.c: Likewise.
10357 * config/stormy16/stormy16.h: Likewise.
10358 * config/stormy16/stormy16.md: Likewise.
10360 2002-01-03 Graham Stott <grahams@redhat.com>
10362 * loop.h: Update copyright date.
10363 (LOOP_MOVABLES): Fix typo.
10364 (LOOP_REGS): Likewise.
10365 (LOOP_IVS): Likewise.
10367 2002-01-03 Graham Stott <grahams@redhat.com>
10369 * cppinit.c: Update copyright date.
10370 Don't include output.h
10371 * Makefile.in: Update copyright date.
10374 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
10377 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
10378 (-pthread) Add to RS/6000 options.
10380 2002-01-02 Kazu Hirata <kazu@hxi.com>
10382 * except.c: Fix comment typos.
10383 * loop.c: Likewise.
10384 * varasm.c: Likewise.
10385 * doc/tm.texi: Fix a typo.
10387 2002-01-02 Jakub Jelinek <jakub@redhat.com>
10389 * c-typeck.c (output_init_element): Allow initializing static storage
10390 duration objects with compound literals.
10392 2002-01-02 Richard Henderson <rth@redhat.com>
10394 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
10397 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10399 * gcc.c (default_compilers): Const-ify.
10400 * mips-tdump.c (stab_names): Likewise.
10401 * mips-tfile.c (map_coff_types, map_coff_storage,
10402 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
10403 pseudo_ops_t, pseudo_ops): Likewise.
10404 * protoize.c (default_include): Likewise
10406 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
10407 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
10408 Add array size in declaration.
10409 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
10410 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
10411 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
10412 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
10413 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
10414 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
10415 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
10416 emtens, make_nan): Const-ify.
10417 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
10418 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
10420 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
10422 * config.gcc (ia64-*-*): Set extra_headers.
10423 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
10424 * config/alpha/t-osf: Remove.
10425 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
10427 2002-01-02 David Edelsohn <edelsohn@gnu.org>
10429 * config/rs6000/t-aix43: Revert previous change.
10431 2002-01-02 Jason Merrill <jason@redhat.com>
10433 * c-decl.c (c_expand_body): Call outlining_inline_function when
10434 emitting an inline function out of line.
10436 2002-01-02 Richard Henderson <rth@redhat.com>
10438 * dwarf2out.c (limbo_die_node): Add created_for member.
10439 (new_die): New argument created_for. Update all callers.
10440 (mark_limbo_die_list): New.
10441 (dwarf2out_init): Register limbo_die_list as a root.
10442 (dwarf2out_finish): Force insert limbo dies into their function
10445 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
10448 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
10450 2002-01-02 Kazu Hirata <kazu@hxi.com>
10452 * config/h8300/fixunssfsi.c: Update copyright.
10455 * config/h8300/h8300.c: Update copyright.
10456 Eliminate warnings.
10458 2002-01-02 Kazu Hirata <kazu@hxi.com>
10460 * config/romp/romp.c: Fix comment formatting.
10461 * config/romp/romp.h: Likewise.
10462 * config/romp/romp.md: Likewise.
10463 * config/s390/s390.c: Likewise.
10464 * config/stormy16/stormy16.c: Likewise.
10465 * config/stormy16/stormy16.h: Likewise.
10467 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10469 * c-common.h (genrtl_expr_stmt_value): Declare.
10470 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10471 (genrtl_goto_stmt_value): ... this new function. Pass new
10472 argument down to expand_expr_stmt_value, taking
10473 TREE_ADDRESSABLE into account.
10474 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10475 STMT_EXPR as addressable, i.e., one whose result we want.
10476 * expr.c (expand_expr): Don't save expression statement value
10477 of labeled_blocks or loop_exprs.
10478 * stmt.c (expand_expr_stmt): Redirect to...
10479 (expand_expr_stmt_value): ... this new function. Use new
10480 argument to tell whether to save expression value.
10481 (expand_end_stmt_expr): Reset last_expr_type and
10482 last_expr_value if we don't have either.
10483 * tree-inline.c (declare_return_variable): Mark its use
10484 statement as addressable.
10485 * tree.h: Document new use of TREE_ADDRESSABLE.
10486 (expand_expr_stmt_value): Declare.
10488 2002-01-01 Tom Rix <trix@redhat.com>
10490 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10491 rs6000_emit_allocate_stack.
10493 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10495 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10496 ${srcdir}/ginclude/ to every entry in extra_headers.
10497 * configure: Regenerate.
10498 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10499 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10500 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10501 * ginclude/proto.h: Rename to config/convex/proto.h.
10503 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10505 * attribs.c (handle_vector_size_attribute): Use host_integerp
10506 and tree_int_cst; remove warnings.
10507 * caller-save.c (insert_restore): Add cast to get rid of warning.
10508 (insert_save): Likewise.
10509 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10510 * regmove.c (find_matches): Add temporary var to kill a warning.
10512 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10514 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10515 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10516 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10517 (vms-dwarf2eh.o): Add Makefile rule.
10518 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10519 * config/alpha/vms-dwarf2eh.asm: New file.
10521 * gcc.c (delete_if_ordinary): Delete all versions.
10523 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10525 * config/mmix/mmix.md: Update FIXME to not mention
10527 (MMIX_rJ_REGNUM): New define_constants constant.
10528 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10529 "*movdicc_real"): Adjust contraints formatting.
10530 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10531 for branch prediction.
10532 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10534 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10535 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10536 number. Delete related FIXMEs.
10537 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10538 from number to MMIX_rJ_REGNUM.
10539 (TARGET_MASK_BRANCH_PREDICT): New.
10540 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10541 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10542 value. Add -mbranch-predict and -mno-branch-predict.
10543 (TARGET_VERSION): Drop date.
10544 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10545 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10546 for finding out global symbols.
10547 (mmix_asm_output_labelref): Revert condition for global symbol.
10548 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10549 (mmix_print_operand_punct_valid_p): A '+' is valid.
10551 See ChangeLog.6 for earlier changes.