1 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
3 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6 2002-04-12 Andreas Schwab <schwab@suse.de>
8 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
10 2002-04-12 Richard Henderson <rth@redhat.com>
13 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
15 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
16 modes spanning multiple hard regs.
18 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
20 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
22 * pa.c (pa_output_function_prologue): Don't accumulate the total
23 number of code bytes when using TARGET_64BIT, or gas, SOM and not
25 (output_deferred_plabels): Handle 64bit plabels.
26 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
27 generating pic code using the GAS assembler for object formats that
28 are not SOM (ie., ELF32 and ELF64).
29 (output_millicode_call): Check attribute type if attribute length is 28.
30 Likewise use $PIC_pcrel$0. Only call get_attr_length and
31 dbr_sequence_length once.
32 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
33 dbr_sequence_length once.
34 * pa.h (TARGET_SOM): Define if not defined.
35 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
37 (jump, call_internal_reg, call_value_internal_reg): Likewise.
38 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
40 2002-04-11 David O'Brien <obrien@FreeBSD.org>
42 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
43 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
44 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
45 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
46 elfos.h and dbxelf.h values are fine now.
47 * config/i386/freebsd.h, config/alpha/freebsd.h
48 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
50 2002-04-11 David O'Brien <obrien@FreeBSD.org>
52 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
53 or set Acpu or Amachine. Reformat.
54 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
56 (LINK_SPEC): Do not need to undef.
57 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
58 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
59 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
61 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
62 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
63 (LINK_SPEC): Do not need to undef.
64 (DONT_USE_BUILTIN_SETJMP): Do not define.
65 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
66 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
67 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
68 Remove trailing spaces.
69 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
70 __ELF__, or set Acpu or Amachine. Reformat.
71 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
74 2002-04-11 David O'Brien <obrien@FreeBSD.org>
76 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
77 all other *-*-freebsd* targets.
79 2002-04-11 Richard Henderson <rth@redhat.com>
81 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
83 2002-04-11 David O'Brien <obrien@FreeBSD.org>
85 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
86 Include {cpu}/{cpu}.h thru tm_file.
87 (alpha*-*-linux*ecoff): Remove target.
88 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
89 (LINK_SPEC): Remove, is not OS independent.
90 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
91 (LINK_SPEC): Do not need to #undef any longer.
92 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
94 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
96 (LINK_SPEC): Moved here from alpha/elf.h.
97 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
99 * config/alpha/linux-ecoff.h: Remove.
100 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
101 (CPP_SPEC): Define _POSIX_SOURCE as needed.
102 (CPP_SUBTARGET_SPEC): Do not define.
103 (LINK_SPEC): Do not need to #undef any longer.
104 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
105 * config/alpha/vms.h: Likewise.
107 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
109 * doc/extend.texi: Remove old claim that typedefs cannot have
110 an alignment attribute.
112 2002-04-11 Jakub Jelinek <jakub@redhat.com>
115 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
116 bitpos is 0 and bitsize CONCAT size.
118 2002-04-11 Jakub Jelinek <jakub@redhat.com>
121 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
123 2002-04-10 David O'Brien <obrien@FreeBSD.org>
125 * config/alpha/freebsd.h: Minor reformatting.
126 (CPP_SPEC): Define ELF and add cpp_subtarget.
127 (ASM_SPEC): No longer needed.
129 2002-04-11 Richard Henderson <rth@redhat.com>
131 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
132 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
133 (dimode mem/zero splitter): New.
135 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
137 * config/cris/cris.c (cris_override_options): Tweak error message
138 for PIC not implemented.
140 * config/cris/cris.h: Tweak comments related to parameter-passing.
142 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
144 2002-04-10 Richard Henderson <rth@redhat.com>
146 * except.c (add_ehl_entry): Allow duplicates after landing pad
149 2002-04-10 David Edelsohn <edelsohn@gnu.org>
151 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
153 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
155 * c-decl.c (c_init_decl_processing): Move generation of
156 decls for g77_integer_type_node and friends from here ...
157 * c-common.c (c_common_nodes_and_builtins): ... to here.
159 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
161 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
162 is only used as frame pointer when frame_pointer_needed is true.
164 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
167 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
168 for the fact that the pool entry uses two words.
169 (movdf_hard_insn): Similarly. Also, ADR instruction can span
171 (movdf_soft_insn): Similarly.
172 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
173 for the fact that the pool entry uses three words.
175 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
177 * config/mips/mips.c (mips_va_arg): When using the struct version
178 of the EABI va_list, allow arguments in the register save area to
179 take up less room than a stack argument.
181 2002-04-10 Richard Henderson <rth@redhat.com>
183 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
184 if EXPAND_INITIALIZER.
186 2002-04-09 Richard Henderson <rth@redhat.com>
188 * config/alpha/alpha.md (movdi_er_maybe_g): New.
189 * config/alpha/alpha.c (alpha_expand_mov): Use it.
191 2002-04-10 Alan Modra <amodra@bigpond.net.au>
194 * rtlanal.c (pure_call_p): New function.
195 * rtl.h (pure_call_p): Declare.
196 * loop.c (prescan_loop): Use it to set has_nonconst_call.
197 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
199 2002-04-09 Eric Christopher <echristo@redhat.com>
201 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
202 information to .comm directive.
204 2002-04-09 Richard Henderson <rth@redhat.com>
207 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
209 2002-04-09 Richard Henderson <rth@redhat.com>
211 * basic-block.h (flow_delete_block_noexpunge): Declare.
212 (expunge_block_nocompact): Declare.
213 * cfg.c (expunge_block_nocompact): Split out from ...
214 (expunge_block): ... here.
215 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
216 (flow_delete_block_noexpunge): Split out from ...
217 (flow_delete_block): ... here.
218 * cfgcleanup.c (delete_unreachable_blocks): Compact while
219 removing dead blocks.
220 * except.c (exception_handler_labels): Remove.
221 (exception_handler_label_map): New.
222 (struct eh_region): Add aka member.
223 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
224 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
225 (for_each_eh_label, for_each_eh_label_1): New.
226 (init_eh): Register exception_handler_label_map.
227 (free_eh_status): Use free_region.
228 (find_exception_handler_labels): Use the map, not the list.
229 (remove_exception_handler_label): Likewise.
230 (maybe_remove_eh_handler): Likewise.
231 (remove_eh_handler): Use the region aka bitmap.
232 * except.h (exception_handler_labels): Remove.
233 (for_each_eh_label): Declare.
234 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
235 * loop.c (invalidate_loops_containing_label): New.
236 (find_and_verify_loops): Use it. Use for_each_eh_label.
237 * sched-rgn.c (is_cfg_nonregular): Use
238 current_function_has_exception_handlers.
240 2002-04-09 Richard Henderson <rth@redhat.com>
242 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
243 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
244 Do not return changed status.
245 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
246 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
247 New functions that do return changed status.
248 * sbitmap.h: Update decls.
249 * gcse.c, lcm.c: Use _cg functions as needed.
251 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
253 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
254 (sh64-*-elf*, sh-*-rtemself*): Likewise.
255 * config/sh/embed_bb.c: New file.
256 * config/sh/embed-elf.h: New file.
257 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
258 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
259 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
261 (SUBTARGET_CPP_PTR_SPEC): Don't define.
262 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
263 Add subtarget_asm_endian_spec.
264 (ASM_SPEC): Use subtarget_asm_endian_spec.
265 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
266 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
267 (WCHAR_UNSIGNED): Define.
268 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
269 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
270 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
272 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
273 (sh_adjust_cost): Likewise.
274 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
276 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
277 (WCHAR_TYPE_SIZE): Likewise.
278 (ASM_SPEC): Use subtarget_asm_endian_spec.
279 (SH_ELF_WCHAR_TYPE): #undef/ #define.
280 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
281 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
282 (MAX_WCHAR_TYPE_SIZE): Don't #define .
283 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
284 (USER_LABEL_PREFIX): Don't #undef /#define .
285 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
286 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
287 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
288 (ASM_SPEC): Likewise.
289 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
290 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
291 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
292 (LIB2FUNCS_EXTRA): Define.
293 * t-sh64 (LIB2FUNCS_EXTRA): Define.
294 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
295 (LIB1ASMFUNCS_CACHE): Define.
296 (LIB2FUNCS_EXTRA): Redefine empty.
298 2002-04-08 Richard Henderson <rth@redhat.com>
300 * reorg.c (get_branch_condition): Use reversed_comparison_code.
302 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
304 * config/m68hc11/larith.asm (__map_data_section): Fix condition
305 and optimize for size.
306 (__do_global_ctors): Fix pointer comparison.
307 (__do_global_dtors): Likewise.
309 2002-04-09 David S. Miller <davem@redhat.com>
311 * config/sparc/sparc.c (sparc_extra_constraint_check): New
312 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
313 allow reloading pseudos.
314 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
315 * config/sparc/sparc-protos.h: Declare it.
317 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
318 unsigned comparison warning.
319 (output_restore_regs): Mark leaf_function as unused.
321 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
323 * expr.c (is_aligning_offset): New function.
324 (expand_expr, case COMPONENT_EXPR): Call it.
326 2002-04-08 David S. Miller <davem@redhat.com>
329 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
331 Make init_priority work on Sparc when using GNU ld.
332 * config/sparc/linux.h, config/sparc/linux64.h,
333 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
334 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
335 * config/sparc/sol2-gld.h: New file to do the same.
336 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
337 sparc/sol2-gld.h to tm_file.
340 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
341 * doc/md.texi: Document it.
342 * config/sparc/sparc.md (movdi_insn_sp64_novis,
343 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
344 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
345 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
346 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
348 2002-04-08 Andreas Jaeger <aj@suse.de>
350 * stmt.c (expand_asm_operands): Revert last patch from Richard
353 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
355 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
356 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
358 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
360 * doc/contrib.texi (Contributors): Add David O'Brien.
362 2002-04-08 Alan Modra <amodra@bigpond.net.au>
364 * configure.in (auto-build.h): Use target_alias and build_alias
365 when running configure.
366 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
367 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
368 * configure: Regenerate.
370 2002-04-07 David S. Miller <davem@redhat.com>
372 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
374 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
377 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
378 generating 32-bit pic code.
380 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
382 * cppinit.c (cpp_create_reader): Initialize
383 discard_comments_in_macro_exp.
384 (COMMAND_LINE_OPTIONS): Add "-CC" option.
385 (cpp_handle_option): Handle "-CC" option.
386 * cpplex.c (save_comment): If saving a C++ comment in
387 a directive, convert it to a C comment.
388 (_cpp_lex_direct): Pass second comment start character to
389 save_comment to indicate comment type.
390 * cpplib.c (_cpp_handle_directive): If processing
391 a "#define" directive and discard_comments_in_macro_exp
392 is false, re-enable saving of comments.
393 (lex_macro_node): If discard_comments_in_macro_exp is false,
394 discard any comments before the macro identifier.
395 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
397 * cppmacro.c (cpp_get_token): If expanding a macro while
398 processing a directive, discard any comments we might encounter.
399 (parse_params): If discard_comments_in_macro_exp is false,
400 ignore comments in the macro parameter list.
401 * gcc.c (cpp_unique_options): Add "-CC" option.
402 (option_map): Map "--comments-in-macros" to "-CC".
403 * doc/cppopts.texi: Document "-CC" option.
404 * f/lang-specs.h: Add "-CC" option.
405 * testsuite/gcc.dg/cpp/maccom1.c: New test.
406 * testsuite/gcc.dg/cpp/maccom2.c: New test.
407 * testsuite/gcc.dg/cpp/maccom3.c: New test.
408 * testsuite/gcc.dg/cpp/maccom4.c: New test.
409 * testsuite/gcc.dg/cpp/maccom5.c: New test.
410 * testsuite/gcc.dg/cpp/maccom6.c: New test.
412 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
415 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
417 2002-04-06 Mark Mitchell <mark@codesourcery.com>
420 * stor-layout.c (layout_decl): Reset the RTL for the decl.
423 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
424 RTX_UNCHANGING_P for the functions arguments when a tail call
427 2002-04-06 Jason Merrill <jason@redhat.com>
429 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
430 (parse_options_and_default_flags): Set them appropriately.
431 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
433 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
435 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
438 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
441 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
442 types come in by-reference. Fix typo in comment.
444 2002-04-05 David S. Miller <davem@redhat.com>
446 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
447 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
448 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
449 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
451 2002-04-05 David S. Miller <davem@redhat.com>
453 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
454 are not going to emit return instructions, emit at least a nop
455 for the sake of sane backtraces.
457 2002-04-05 Richard Henderson <rth@redhat.com>
459 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
461 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
463 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
465 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
467 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
468 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
469 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
471 2002-04-05 Andreas Schwab <schwab@suse.de>
473 * c-convert.c: Include c-common.h.
474 * Makefile.in (c-convert.o): Updated.
476 2002-04-05 Jakub Jelinek <jakub@redhat.com>
478 * mklibgcc.in: Use separate libgcc.map for each multilib.
479 * Makefile.in (distclean): Don't remove libgcc.map here.
481 2002-04-05 Jakub Jelinek <jakub@redhat.com>
483 * Makefile.in (s-mlib): Handle --disable-multilib by separate
484 genmultilib invocation.
486 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
488 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
489 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
490 to num_gprs for symmetry.
491 * config/mips/mips.c: Adjust accordingly.
493 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
495 * c-common.c (truthvalue_conversion): Rename, update.
496 * c-common.h (c_common_truthvalue_conversion): New.
497 * c-convert.c (convert): Update.
498 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
499 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
500 * c-typeck.c (build_binary_op, build_unary_op,
501 build_conditional_expr): Update.
502 * fold-const.c (constant_boolean_node, fold): Use langhook.
503 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
504 * langhooks.h (struct lang_hooks): New hook.
505 * stmt.c (expand_decl_cleanup): Use langhook.
506 * tree.h (truthvalue_conversion): Remove.
508 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
510 2002-04-05 Alan Modra <amodra@bigpond.net.au>
512 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
513 Add rules to make null object file.
515 2002-04-04 Jim Blandy <jimb@redhat.com>
517 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
518 macro formal parameter names.
520 2002-04-04 David S. Miller <davem@redhat.com>
522 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
524 2002-04-04 Richard Henderson <rth@redhat.com>
527 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
528 Support copies into and out of memory. Don't accept allows_reg
529 and allows_mem as gospel.
531 2002-04-04 Richard Henderson <rth@redhat.com>
534 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
535 (write_dependence_p): Likewise.
537 2002-04-04 Richard Henderson <rth@redhat.com>
539 * predict.c (estimate_bb_frequencies): Do frequency calculation
540 with a volatile temporary.
542 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
544 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
546 2002-04-04 Jakub Jelinek <jakub@redhat.com>
549 * final.c (final_start_function): Don't bump profile_label_no here...
550 (final_end_function): ...but here.
552 2002-04-04 Jakub Jelinek <jakub@redhat.com>
554 * config/sparc/sparc.md (pic): New attribute.
555 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
557 (split after do_builtin_setjmp_setup): New.
559 2002-04-04 Jakub Jelinek <jakub@redhat.com>
562 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
565 2002-04-04 Jakub Jelinek <jakub@redhat.com>
567 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
568 UNITS_PER_WORD for zero sized aggregates.
570 2002-04-03 David S. Miller <davem@redhat.com>
572 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
573 one-character spec for this, just use %(link_gcc_c_sequence).
575 2002-04-03 David S. Miller <davem@redhat.com>
577 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
580 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
582 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
583 (DWARF_FRAME_RETURN_COLUMN): Move.
584 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
585 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
586 * pa.c (except.h, predict.h): Include.
588 (store_reg_modify, set_reg_plus_d): Revise prototypes.
589 (output_ascii): Add cast.
590 (store_reg_modify): Revise to add frame notes.
591 (set_reg_plus_d): Likewise.
592 (compute_frame_size): Include space for eh data registers in frame if
593 the current function calls eh_return.
594 (hppa_expand_prologue): Ensure register %r2 is saved if the current
595 function calls eh_return. Save eh data registers if the current
596 function calls eh_return. Fix code to add frame notes. Emit
597 blockage to prevent insns with frame notes being scheduled in the
599 (hppa_expand_epilogue): Restore eh data registers and do final stack
600 adjustment if the current function calls eh_return. Don't add frame
602 (output_call): Revise for change in length of call insn. Don't do
603 return pointer adjustment for an unconditional jump in the delay slot
604 of a call when using frame notes.
605 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
606 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
607 (ARG_POINTER_CFA_OFFSET): Define.
608 * pa.md (return_external_pic): New pattern.
609 (prologue): Correct formatting. Use return_external_pic if current
610 function calls eh_return.
611 (call_internal_symref, call_value_internal_symref,
612 sibcall_internal_symref, sibcall_value_internal_symref): Change default
613 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
615 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
617 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
618 list of targets to check using "nop" insn.
619 * configure: Rebuilt.
621 2002-04-04 Alan Modra <amodra@bigpond.net.au>
623 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
625 2002-04-03 David S. Miller <davem@redhat.com>
627 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
628 library sequence passed to the linker.
629 (LINK_COMMAND_SPEC): Use it.
630 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
631 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
632 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
634 2002-04-03 Jason Merrill <jason@redhat.com>
636 * except.c (struct eh_status): Remove protect_list.
637 (begin_protect_partials, end_protect_partials): Remove.
638 (add_partial_entry): Remove.
639 * except.h: Remove prototypes.
641 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
642 expand_decl_cleanup_eh.
645 * tree.h (CLEANUP_EH_ONLY): New macro.
646 * stmt.c (expand_decl_cleanup_eh): New fn.
647 (expand_cleanups): Check CLEANUP_EH_ONLY.
648 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
649 Use expand_decl_cleanup_eh.
650 (expand_stmt): Adjust.
651 * c-common.h: Adjust prototype.
653 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
655 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
656 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
657 (cris_target_asm_function_epilogue): Ditto.
658 (cris_initial_frame_pointer_offset): Ditto.
659 (cris_simple_epilogue): Ditto.
660 (cris_expand_builtin_va_arg): Variable-size types come in
663 2002-04-03 David S. Miller <davem@redhat.com>
665 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
667 (set_fast_math): Correct 'fsr' type.
669 2002-04-03 Richard Henderson <rth@redhat.com>
672 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
673 * toplev.c (check_global_declarations): Use it.
674 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
675 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
676 (LANG_HOOKS_DECLS): Add it.
677 * langhooks.c (lhd_warn_unused_global_decl): New.
678 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
679 * c-objc-common.c (c_warn_unused_global_decl): New.
680 * c-tree.h (c_warn_unused_global_decl): Declare.
681 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
683 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
685 * langhooks-def.h (lhd_set_decl_assembler_name,
686 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
687 (LANG_HOOKS_INITIALIZER): Update.
688 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
689 * langhooks.h (struct lang_hooks): New hook.
690 * tree.c (set_decl_assembler_name): Move to langhooks.c.
691 (lang_set_decl_assembler_name): Remove.
692 (init_obstacks): Don't set hook.
693 (decl_assembler_name): New function.
694 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
695 (decl_assembler_name): New.
696 (lang_set_decl_assembler_name): Remove.
698 2002-04-03 Jakub Jelinek <jakub@redhat.com>
700 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
701 works properly with .hidden symbols.
702 * configure: Rebuilt.
703 * config.in: Rebuilt.
704 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
705 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
706 properly with .hidden symbols.
708 2002-04-03 Jakub Jelinek <jakub@redhat.com>
711 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
714 2002-04-03 Richard Henderson <rth@redhat.com>
717 * sched-rgn.c (sets_likely_spilled): New.
718 (sets_likely_spilled_1): New.
719 (add_branch_dependences): Use it.
721 2002-04-02 Richard Henderson <rth@redhat.com>
724 * loop.h (LOOP_FIRST_PASS): New.
725 * loop.c (strength_reduce): Mind it when deciding to unroll.
726 * toplev.c (rest_of_compilation): Set it.
728 2002-04-02 David S. Miller <davem@redhat.com>
730 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
731 mems_ok_for_ldd_peep when the order of the loads being examined
733 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
734 existing comment to increase comprehension of this situation.
736 2002-04-02 Zack Weinberg <zack@codesourcery.com>
738 * config/sh/sh.md: Don't use union real_extract.
740 2002-04-02 Richard Henderson <rth@redhat.com>
742 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
744 2002-04-02 David O'Brien <obrien@FreeBSD.org>
746 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
747 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
748 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
749 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
750 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
751 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
752 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
753 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
754 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
755 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
756 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
757 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
758 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
759 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
760 Include as many configury headers via tm_file as possible. This
761 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
762 * config/openbsd-oldgas.h: New file.
763 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
764 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
765 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
766 config/i386/i386-coff.h, config/i386/i386-interix.h,
767 config/i386/iscdbx.h, config/i386/linux-aout.h,
768 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
769 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
770 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
771 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
772 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
773 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
774 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
775 config/i386/vxi386.h: Do not directly include configury headers.
776 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
777 Directly include configury headers that are no longer automatically
778 included by the above headers.
779 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
780 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
781 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
782 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
783 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
784 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
785 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
786 (TARGET_VERSION): Define.
787 * config/i386/beos-elf.h, config/i386/freebsd.h,
788 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
789 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
790 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
791 config/i386/sco5.h, config/i386/sysv4.h
792 (TARGET_VERSION): Do not need to protect.
793 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
794 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
795 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
796 config/i386/i386-interix.h, config/i386/linux-aout.h,
797 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
798 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
799 (YES_UNDERSCORES): Do not define - not needed.
800 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
801 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
802 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
803 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
804 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
805 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
806 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
807 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
809 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
810 Richard Henderson <rth@redhat.com>
813 * function.c (assign_temp): Accept either type or decl argument.
814 Detect variables whose size is too large to fit into an integer.
815 * stmt.c (expand_decl): Pass the decl, not the type.
817 2002-04-02 David O'Brien <obrien@FreeBSD.org>
819 * protoize.c: Match include directory usage with cppdefault.c.
821 2002-04-03 Jeffrey A Law (law@redhat.com)
822 Hans-Peter Nilsson <hp@bitrange.com>
824 * combine.c (simplify_comparison): Avoid narrowing a comparison
825 with a paradoxical subreg when doing so would drop signficant bits.
827 2002-04-02 Steve Ellcey <sje@cup.hp.com>
829 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
830 if POINTERS_EXTEND_UNSIGNED is defined.
832 2002-04-02 Richard Henderson <rth@redhat.com>
835 * local-alloc.c (contains_replace_regs): LO_SUM may contain
838 2002-04-02 Richard Henderson <rth@redhat.com>
840 * doc/standards.texi: Document required freestanding libc entry points.
842 2002-04-02 Alan Modra <amodra@bigpond.net.au>
844 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
845 associated splitter. Remove MQ constraint.
846 (ctrdi_internal4): Correct CCmode clobber.
848 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
850 * milli64.S ($$dyncall): New function.
851 * t-linux (LIB1ASMFUNCS): Revise module list.
852 (LIB1ASMSRC): Use pa/milli64.S.
854 2002-04-02 Richard Henderson <rth@redhat.com>
856 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
857 rename solaris_sys_varargs_h.
859 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
861 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
862 the same mode as its component.
864 2002-04-02 Richard Henderson <rth@redhat.com>
867 * final.c (this_is_asm_operands): Export.
868 * output.h (this_is_asm_operands): Declare.
869 * config/i386/i386.c (print_operand): Error odd asm operands.
871 2002-04-02 Richard Henderson <rth@redhat.com>
874 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
876 2002-04-01 Richard Henderson <rth@redhat.com>
879 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
880 * fixinc/fixincl.x: Rebuild.
882 2002-04-01 Richard Henderson <rth@redhat.com>
884 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
885 (atomic_alloc, atomic_free): New.
886 (SIZE, MASK_FOR, PTR_IN): New.
887 (emergency_reg_state, emergency_reg_state_free): New.
888 (emergency_labeled_state, emergency_labeled_state_free): New.
889 (reg_state_alloced, labeled_state_alloced): New.
890 (alloc_reg_state, free_reg_state): New.
891 (alloc_label_state, free_label_state, free_label_states): New.
892 (push, pop, dup_state_stack, free_state_stack): Use them.
893 (desc_label_state): Likewise.
894 (uw_frame_state_for): Free label states and state stack.
895 (uw_update_reg_address): Eliminate warnings.
897 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
899 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
900 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
902 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
904 * c-decl.c (grokdeclarator): Update.
905 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
906 * c-tree.h (c_mark_addressable): New.
907 * c-typeck.c (default_function_array_conversion, build_unary_op,
908 build_array_ref, convert_for_assignment): Update.
909 (mark_addressable): Rename.
910 * calls.c (try_to_integrate, expand_call): Use langhook.
911 * expr.c (expand_expr): Use langhook.
912 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
913 * langhooks.h (struct lang_hooks): New hook.
914 * stmt.c (expand_asm_operands): Use langhook.
915 * tree.h (mark_addressable): Remove.
917 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
919 2002-04-01 Bob Wilson <bob.wilson@acm.org>
921 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
924 2002-04-01 Bob Wilson <bob.wilson@acm.org>
926 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
927 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
929 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
931 * c-common.c (unsigned_conversion_warning, convert_and_check,
932 unsigned_type, signed_type, shorten_compare,
933 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
934 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
935 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
937 * c-decl.c (grokdeclarator): Update.
938 * c-format.c (check_format_types): Update.
939 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
940 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
941 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
942 * convert.c (convert_to_integer): Use new hooks.
943 * expmed.c (make_tree): Use new hooks.
944 * expr.c (store_expr): Use new hooks.
945 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
946 all_ones_mask_p, unextend, fold): Use new hooks.
947 * langhooks.h (struct lang_hooks_for_types): New hooks.
948 * tree.h (signed_or_unsigned_type, signed_type,
949 unsigned_type): Remove.
951 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
952 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
954 2002-03-31 Richard Henderson <rth@redhat.com>
956 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
957 (desc_frgr_mem): Fix reference to f16-f31.
959 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
961 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
962 RTVEC_ELT): Const-ify.
963 * varray.h (VARRAY_CHECK): Const-ify.
964 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
965 ggc_mark_rtvec, ggc_mark): Const-ify.
967 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
969 * diagnostic.c: Include langhooks-def.h.
970 * Makefile.in (diagnostic.o): Update.
972 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
974 * c-common.c (c_unsafe_for_reeval): Rename.
975 * c-common.h (c_unsafe_for_reeval): Rename.
976 * c-decl.c (finish_incomplete_decl): Rename.
977 (c_init_decl_processing): Don't set langhook.
978 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
979 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
980 * c-objc-common.c (c_objc_common_init): Don't set langhook.
981 * c-tree.h (finish_incomplete_decl): Rename.
982 * langhooks-def.h (lhd_unsafe_for_reeval): New.
983 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
984 (LANG_HOOKS_INITIALIZER): Update.
985 * langhooks.c (lhd_unsafe_For_reeval): New.
986 * langhooks.h (struct langhooks): New hooks.
987 * toplev.c (incomplete_decl_finalize_hook): Remove.
988 (wrapup_global_declarations): Update.
989 * tree.c (lang_unsafe_for_reeval): Remove.
990 (unsafe_for_reeval): Update.
991 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
994 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
995 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
997 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
999 * diagnostic.c (print_error_function): Remove.
1000 (default_print_error_function): Rename.
1001 (report_error_function): Update.
1002 * diagnostic.h (print_error_function): Remove.
1003 (default_print_error_function): Remove.
1004 * langhooks-def.h (struct diagnostic_context): Predeclare.
1005 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1006 (LANG_HOOKS_INITIALIZER): Update.
1007 * langhooks.h (struct diagnostic context): Predeclare.
1008 (struct lang_hooks): New hook.
1010 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1012 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1013 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1015 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1016 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1017 of PIC_OFFSET_TABLE_REGNUM thruout.
1018 * config/rs6000/rs6000.md: Likewise.
1019 * config/rs6000/darwin.h: Likewise.
1021 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1023 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1024 unsigned HOST_WIDE_INT, not unsigned int.
1026 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1028 PR middle-end/6096, middle-end/6098, middle-end/6099
1029 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1031 (fill_slots_from_thread): Likewise.
1033 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1035 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1036 floating fields in float regs.
1037 (function_arg_record_value_2): Likewise.
1039 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1041 * config/mmix/mmix.md (define_constants): Remove misleading
1042 FIXME. Add MMIX_fp_rO_OFFSET.
1043 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1044 saved rO as part of the pattern. Remove FIXME.
1045 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1046 here, at output-time.
1048 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1051 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1053 (output_v9branch): Likewise.
1055 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1057 * gcc.c: Revert previous patch for now.
1058 * config/i386/djgpp.h: Likewise.
1060 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1062 * config/mmix/crti.asm (_init): Register _fini with atexit.
1063 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1065 2002-03-31 Richard Henderson <rth@redhat.com>
1068 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1069 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1071 2002-03-31 Richard Henderson <rth@redhat.com>
1073 * libgcc2.c (__bb_exit_func): Make static.
1075 * config/alpha/alpha.md (trap): New.
1077 2002-03-31 Richard Henderson <rth@redhat.com>
1079 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
1080 promoted argument types; build trap.
1081 (expand_builtin_trap): New.
1082 (expand_builtin): Use it.
1083 * stmt.c (expand_nl_goto_receivers): Likewise.
1084 * expr.h (expand_builtin_trap): Declare.
1085 * libfuncs.h (LTI_abort, abort_libfunc): New.
1086 * optabs.c (init_optabs): Init abort_libfunc.
1088 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1090 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
1091 (LINK_COMMAND_SPEC): ... from here.
1092 (init_gcc_specs): Duplicate it here too, omitting
1093 shared_name in the second copy.
1094 (init_spec): Test for duplicate
1095 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
1097 2002-03-30 David S. Miller <davem@redhat.com>
1099 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1100 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
1102 2002-03-30 Roger Sayle <roger@eyesopen.com>
1103 Richard Henderson <rth@redhat.com>
1105 * regmove.c (combine_stack_adjustments_for_block): Avoid
1106 emitting a stack adjustment of zero bytes. Let delete_insn
1109 2002-03-30 Richard Henderson <rth@redhat.com>
1111 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
1112 (sparc_emitting_epilogue): New.
1113 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
1114 * config/sparc/sparc-protos.h: Update.
1115 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
1116 (TARGET_SWITCHES): Update.
1117 * config/sparc/sparc.md (return): Remove.
1118 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
1119 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
1120 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
1121 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1122 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
1123 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
1124 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
1125 Remove MASK_EPILOGUE.
1126 * doc/invoke.texi: Update.
1128 2002-03-30 Daniel Berlin <dan@dberlin.org>
1130 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
1131 CPP will start the file for us.
1133 2002-03-30 Richard Henderson <rth@redhat.com>
1136 * config/ia64/ia64.c (group_barrier_needed_p): Special case
1137 prologue_allocate_stack.
1138 (ia64_single_set): Use insn codes for recognition of special
1139 cases, not rtl matching.
1140 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
1142 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
1144 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
1146 2002-03-30 Richard Henderson <rth@redhat.com>
1149 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
1150 or -fomit-frame-pointer with profiling.
1151 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1152 (FUNCTION_PROFILER): Do nothing.
1153 (PROFILE_HOOK): New.
1154 * config/sparc/sparc.c (sparc_override_options): Don't check
1155 code models for profiling.
1156 (sparc_function_profiler): Remove.
1157 (sparc_profile_hook): New.
1158 * config/sparc/sparc-protos.h: Update.
1160 2002-03-30 Jakub Jelinek <jakub@redhat.com>
1162 PR optimization/6086
1163 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
1164 of SUBREG of volatile MEM or because the MEM was mode dependent,
1165 return CLOBBER instead of unmodified SUBREG.
1167 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
1169 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
1170 when not optimizing.
1172 * toplev.c (rest_of_compilation): Cann mark_constant_function
1173 only when optimizing.
1175 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
1178 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
1179 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1180 (try_optimize_cfg): clear all AUX fields.
1182 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1183 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1184 (ix86_address_cost): Be prepared for SUBREGed registers.
1185 (legitimate_address_p): Accept SUBREGed registers.
1187 2002-03-29 Richard Henderson <rth@redhat.com>
1190 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1192 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1194 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1195 for aggregate and TFmode types.
1197 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1199 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1201 2002-03-29 Richard Henderson <rth@redhat.com>
1204 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1205 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1207 2002-03-29 Richard Henderson <rth@redhat.com>
1210 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1211 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1212 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1213 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1215 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1217 2002-03-29 Dale Johannesen <dalej@apple.com>
1219 * loop.c (combine_movables): Do allow combination of pseudos.
1221 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1223 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1224 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1225 No functional change except ...
1226 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1227 * doc/install.texi (*-*-freebsd*): Document port configuration.
1229 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1231 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1232 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1234 * builtin-types.def (BT_PTRMODE): Update.
1235 * c-common.c (type_for_size): Rename c_common_type_for_size.
1236 (type_for_mode): Similarly.
1237 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1239 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1240 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1241 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1243 * c-typeck.c (common_type, comptypes, default_conversion):
1245 * calls.c: Include langhooks.h.
1246 (emit_library_call_value_1): Use new hooks. Avoid redundant
1248 * convert.c: Include langhooks.h
1249 (convert_to_pointer, convert_to_integer): Use new hooks.
1250 * except.c (init_eh): Similarly.
1251 * expmed.c: Include langhooks.h.
1252 (expand_mult_add): Use new hooks.
1253 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1254 try_casesi): Similarly.
1255 * fold-const.c (optimize_bit_field_compare, make_range,
1256 decode_field_reference, fold_truthop, fold): Similarly.
1257 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1258 put_var_into_stack): Similarly.
1259 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1260 LANG_HOOKS_TYPE_FOR_SIZE): New.
1261 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1262 * langhooks.h (lang_hooks_for_types): New hooks.
1263 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1264 * tree.c (get_unwidened, get_narrower): Similarly.
1265 * tree.h (type_for_mode, type_for_size): Remove.
1266 * varasm.c (force_const_mem): Use new hooks.
1267 * utils2.c (nonbinary_modular_operation): Update.
1269 * objc-act.c (handle_impent): Update.
1270 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1273 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1275 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1276 * config/ia64/ia64.c (basereg_operand): New.
1277 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1278 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1280 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1282 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1283 unwind information when frame_pointer_needed.
1284 (mmix_assemble_integer): Tweak wording in comment.
1286 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1288 * Makefile.in (except.o): Update.
1289 * except.c: Include langhooks.h.
1290 (init_eh): Use langhook.
1291 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1292 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1293 (LANG_HOOKS_INITIALIZER): Update.
1294 * langhooks.h (lang_hooks_for_types): New.
1295 (struct lang_hooks): Add it.
1296 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1297 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1299 * alpha/alpha.c: Include langhooks.h.
1300 (alpha_build_va_list): Use langhook.
1301 * d30v/d30v.c: Include langhooks.h.
1302 (d30v_build_va_list): Use langhook.
1303 * i386/i386.c: Include langhooks.h.
1304 (ix86_build_va_list): Use langhook.
1305 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1306 * s390/s390.c: Include langhooks.h.
1307 (s390_build_va_list): Use langhook.
1308 * stormy16/stormy16.c: Include langhooks.h.
1309 (stormy16_build_va_list): Use langhook.
1311 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1314 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1316 (length): Compute variable length for branches/calls/jumps here.
1317 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1318 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1319 define branch_type attribute.
1320 (divsi3_sp32): Maximum length is 6 not 7.
1321 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1322 call_address_untyped_struct_value_sp32,
1323 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1324 * config/sparc/sparc.c (empty_delay_slot): New function.
1325 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1326 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1328 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1330 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1331 nonzero_bits if not needed.
1332 (nonzero_bits) [XOR]: Likewise.
1333 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1334 reg_last_set_mode and mode are both MODE_INT, but not equal.
1335 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1336 in nonzero_bits_mode for MODE_INT modes.
1338 2002-03-28 Richard Henderson <rth@redhat.com>
1341 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1342 to GAS. Correct drift between alternatives.
1344 2002-03-28 Richard Henderson <rth@redhat.com>
1347 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1349 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1351 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1352 emulation to the linker.
1354 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1356 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1357 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1359 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1361 * combine.c (simplify_and_const_int): Make sure to apply mask
1362 when force_to_mode returns a constant integer. PR3311.
1364 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1366 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1368 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1370 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1371 and Objective-C Dialect Options.
1373 2002-03-28 Richard Henderson <rth@redhat.com>
1375 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1376 comparison should be done vs !=0 not >0 return code. Tidy cases.
1378 2002-03-28 Richard Henderson <rth@redhat.com>
1380 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1381 on to c_expand_body.
1382 * c-tree.h (finish_function): Update decl.
1383 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1385 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1387 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1389 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1391 * rtlanal.c: Include flags.h
1392 (may_trap_p): Do not mark FP operations if trapping
1393 if !flag_trapping_math
1394 * Makefile.in (rtlanal.o): Add dependency on flag.h
1395 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1397 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1399 * mips.md: Use dconst1, not 1.0, as first argument of
1400 REAL_VALUE_LDEXP. Don't use union real_extract.
1402 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1404 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1405 rather than $target. Heed program_prefix and
1406 program_transform_name. Search for gas in cross-compiler case too.
1407 "test -x" rather than "test -f".
1408 (gcc_cv_ld): Likewise.
1409 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1410 (gcc_cv_objdump): Likewise.
1411 * configure: Regenerate.
1413 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1415 * Makefile.in (attribs.o): Update.
1416 * attribs.c: Include langhooks.h.
1417 (decl_attributes): Use langhook.
1418 * c-decl.c (insert_default_attributes): Rename.
1419 * c-tree.h (c_insert_default_attributes): New.
1420 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1421 (LANG_HOOKS_INITIALIZER): Update.
1422 * langhooks.h (struct lang_hooks): New hook.
1423 * tree.h (insert_default_attributes): Remove.
1425 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1427 2002-03-27 Andreas Schwab <schwab@suse.de>
1429 * config/i386/i386.c (classify_argument): Also check for
1432 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1434 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1437 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1439 * i960.md (ret): Set PC.
1440 (nonlocal_goto): Fix expander.
1441 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1444 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1446 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1449 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1451 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1452 assigning to BLOCK_FOR_INSN directly.
1454 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1456 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1458 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1460 * c-common.c (c_expand_expr): Fix prototype.
1461 * c-common.h (c_expand_expr): Always declare, update.
1462 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1463 * c-objc-common.c (c_objc_common_init): No global hook.
1464 * expr.c (expand_expr): Use langhook.
1465 * expr.h (enum expand_modifier): Conditionally declare.
1466 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1467 (LANG_HOOKS_INITIALIZER): Update.
1468 * langhooks.c (lhd_expand_expr): New.
1469 * langhooks.h (struct lang_hooks): New hook.
1470 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1471 (lang_independent_init): Don't default hook.
1473 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1475 2002-03-27 Richard Henderson <rth@redhat.com>
1478 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1479 TARGET_CONST_GP. Simplify conditions.
1481 2002-03-27 Richard Henderson <rth@redhat.com>
1483 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1484 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1485 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1487 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1489 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1490 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1491 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1492 Remove unnecessary masks.
1493 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1494 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1495 -mwindows, -mdll switches and their negations.
1497 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1499 * gcc-common.c (lang_mark_false_label_stack): Remove.
1500 * ggc.h (lang_mark_false_label_stack): Similarly.
1502 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1504 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1506 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1507 or __rtems_ is defined.
1509 2002-03-26 Richard Henderson <rth@redhat.com>
1511 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1512 if a non-trivial load was emitted.
1513 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1514 in high+extra+low case.
1516 2002-03-26 Richard Henderson <rth@redhat.com>
1518 * config.gcc (sparc*-solaris): Use float_format=sparc.
1520 2002-03-26 Richard Henderson <rth@redhat.com>
1522 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1523 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1524 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1525 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1526 (WINT_TYPE_SIZE): Fix at 32.
1528 2002-03-26 Richard Henderson <rth@redhat.com>
1530 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1531 until after eh landing pad generation.
1532 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1533 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1535 2002-03-26 Richard Henderson <rth@redhat.com>
1537 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1539 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1541 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1542 and warning switches.
1543 (cc1_options): Likewise.
1545 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1547 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1548 Restore more of the signal context. Set no_reg_stack_frame.
1549 * config/ia64/unwind-ia64.c (unw_state_record):
1550 Add no_reg_stack_frame, comments.
1551 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1552 (uw_update_context): Adjust bsp when unwinding from leaf,
1553 but not signal frame.
1555 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1557 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1559 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1561 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1563 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1566 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1567 "Add a pool_range attribute", which was lost during the ARM/Thumb
1570 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1572 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1573 a register into the MAC16 accumulator.
1575 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1577 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1578 (Warning Options): Document -Wswitch-enum.
1579 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1581 (warn_switch_enum): Define variables.
1582 * flags.h (warn_switch_enum): Declare variables.
1583 * stmt.c (expand_end_case_type): When warn_switch_enum /
1584 -Wswitch-enum, perform switch checks.
1587 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1589 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1590 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1591 (reload_muladdsi_compare0_scratch): Delete.
1593 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1595 * doc/install.texi (*-*-freebsd*): Update.
1597 2002-03-26 Richard Henderson <rth@redhat.com>
1599 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1600 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1602 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1603 types from the normal argument frame.
1605 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1606 variable sized objects by reference.
1607 (sparc_va_arg): Receive them by reference too.
1609 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1611 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1612 code to not restoring global registers.
1614 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1616 * Makefile.in (ggc-common.o): Update.
1617 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1618 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1619 * c-tree.h (c_mark_tree): New.
1620 * ggc-common.c: Include langhooks.h.
1621 (gcc_mark_trees): Use new langhook.
1622 * ggc-callbacks.c: Delete file.
1623 * ggc.h (lang_mark_tree): Remove.
1624 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1625 (LANG_HOOKS_INITIALIZER): Update.
1626 * langhooks.h (struct lang_hooks): New hook.
1628 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1630 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1632 * doc/cpp.texi: Exclude entire Top node from printed manual.
1633 Move option index after directive index. Insert page breaks
1634 before GFDL and concept index. Index environment variables
1635 with command line options.
1636 * doc/cppenv.texi: Use @vtable for environment variable list.
1637 Add paragraph explaining semantics of empty elements in path
1638 variables. Exclude a cross-reference to Fishkill from the
1639 manpage. Remove an unnecessary cross-reference of the entry
1640 right above the referer. Don't use @anchor in text that goes
1642 * doc/cppopts.texi: Cross-reference the environment variables
1643 section, not the specific environment variable, for consistency.
1645 2002-03-25 Richard Henderson <rth@redhat.com>
1647 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1648 anywhere in the block. Don't refer to insns that have been
1649 removed from the chain. Iterate backward through the new insns.
1650 Don't refer to edges that have been removed.
1652 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1654 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1655 test for overflow of constant.
1657 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1660 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1661 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1662 these patterns on arm_archv4.
1664 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1666 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1669 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1671 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1672 float_handled, float_handler, float_signal, set_float_handler,
1673 and do_float_handler. Set handler for SIGFPE to crash_signal.
1674 * toplev.h: Don't prototype do_float_handler.
1676 * c-lex.c: Fold parse_float into lex_number. Make warning
1677 about portability of hex float constants more informative, and
1678 don't issue it on top of a syntax error.
1679 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1681 * real.h: Define REAL_VALUE_ABS here...
1682 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1683 simplify_unary_real, simplify_binary_real, and
1684 simplify_binary_is2orm1 into their callers.
1685 * tree.c: Fold build_real_from_int_cst_1 into caller.
1687 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1689 * tsystem.h: Include float.h here...
1690 * libgcc2.c: ... not here.
1692 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
1694 Fixes for: PR bootstrap/3591, target/5676
1695 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
1696 defined. Do not disable exceptions or rtti.
1697 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
1698 mcore.h. Disable exceptions and rtti, since they are not
1701 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
1703 * c-decl.c (maybe_build_cleanup): Remove.
1704 * expr.c (expand_expr): Use langhook.
1705 * langhooks-def.h (lhd_return_null_tree,
1706 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
1707 (LANGHOOKS_INITIALIZER): Update.
1708 * langhooks.c (lhd_return_null_tree): New.
1709 * langhooks.h (struct lang_hooks): New hook.
1710 * tree-inline.c (initialize_inlined_parameters): Use langhook.
1711 * tree.h (maybe_build_cleanup): Remove.
1713 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1715 * regrename.c (build_def_use): Move recog_memoized
1716 before extract_insn.
1718 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1721 * expr.c (emit_group_store): Handle storing into CONCAT.
1723 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1725 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
1726 corresponding MATCH_DUP.
1728 2002-03-24 Richard Henderson <rth@redhat.com>
1730 * unroll.c (unroll_loop): Zero label_map.
1732 * gcse.c: Include except.h.
1733 * Makefile.in (gcse.o): Update.
1735 2002-03-24 Richard Henderson <rth@redhat.com>
1737 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
1738 Do resolve_unique_section before shared data clause.
1740 2002-03-24 Richard Henderson <rth@redhat.com>
1742 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
1744 2002-03-24 Richard Henderson <rth@redhat.com>
1746 * recog.c (peephole2_optimize): Split blocks when EH insns are
1747 generated in the middle of a block. Do global life update if
1750 2002-03-24 Richard Henderson <rth@redhat.com>
1752 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
1754 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1757 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
1758 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
1759 (init_dependency_output): Don't make no_output decision here.
1761 2002-03-24 Andrew Cagney <ac131313@redhat.com>
1763 * stmt.c (check_for_full_enumeration_handling): Remove tests of
1764 warn_switch. Update description.
1765 (expand_end_case_type): Call check_for_full_enumeration_handling
1768 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1770 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
1771 (m68hc11_split_move): Call it to see if the source and destination
1772 operands use the same direction auto inc/dec mode, otherwise make the
1773 source an offsetable memory operand and generate an add.
1775 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1777 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
1778 register for operand 2.
1779 ("*subsi3_zero_extendqi"): Likewise.
1780 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
1781 bits so that it is compatible with a pop.
1782 ("*andhi3_gen"): Likewise.
1783 ("xorhi3"): Likewise.
1785 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1787 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
1789 (cpp_post_options): ... not here.
1791 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1792 Aldy Hernandez <aldyh@redhat.com>
1794 Removal of separate preprocessor cpp0.
1796 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
1797 cpp0, install-common): Update.
1798 * c-common.c (flag_preprocess_only): New.
1799 (c_common_init): Preprocess for -E.
1800 * c-common.h (flag_preprocess_only): New.
1801 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
1802 * c-objc-common.c (c_init_decl_processing): Exit quickly
1803 for NULL return from c_common_init.
1804 * cpplib.h (cpp_preprocess_file): New.
1805 * cppmain.c (main, general_init, pfile, progname): Remove.
1806 (do_preprocessing): Rename cpp_preprocess_file, don't call
1807 cpp_finish. Don't close stdout here.
1808 (setup_callbacks): Update prototype.
1809 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
1811 * tradcpp.c (main): Ignore -quiet.
1813 * lang-specs.h (default_compilers): Preprocess with cc1obj.
1815 2002-03-24 Richard Henderson <rth@redhat.com>
1817 PR optimization/5742
1818 * machmode.def: Add inner mode field to complex modes.
1819 * config/mips/mips.c (mips_function_value): Always define. Add
1820 new argument to handle libcalls.
1821 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
1822 (FUNCTION_VALUE): Likewise.
1823 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
1824 * config/mips/mips-protos.h: Update.
1826 2002-03-23 Richard Henderson <rth@redhat.com>
1828 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
1829 * config/sparc/sparc-protos.h: Update.
1830 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
1832 2002-03-23 Richard Henderson <rth@redhat.com>
1834 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
1835 _start or _init begins the text segment.
1837 2002-03-23 David Edelsohn <edelsohn@gnu.org>
1839 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
1840 not HOST_WIDEST_INT.
1841 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
1843 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
1846 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
1847 operand argument to output_return_instruction.
1848 * arm.c (arm_print_operand, case 'd'): If the operand is
1849 const_true_rtx then just return.
1850 (arm_print_operand, case 'D'): If the operand is const_true_rtx
1853 2002-03-23 Andrew Cagney <ac131313@redhat.com>
1855 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
1856 (Warning Options): Document -Wswitch-default.
1857 * toplev.c (W_options): Add -Wswitch-default. Update comment on
1859 (warn_switch_default): Define variable.
1860 (warn_switch): Update comment.
1861 * flags.h (warn_switch_default): Declare variable.
1862 (warn_switch): Update comment.
1863 * stmt.c (expand_end_case): Check for and, when
1864 warn_switch_no_default, warn of a missing default case.
1866 2002-03-23 Alan Modra <amodra@bigpond.net.au>
1868 * real.h (N): Special case 128 bit doubles.
1870 * combine.c (simplify_comparison): When widening modes, ignore
1871 sign extension on CONST_INTs.
1873 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1875 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
1876 passed to adjust_address. Fix comment formatting.
1879 2002-03-22 Zack Weinberg <zack@codesourcery.com>
1881 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
1882 Always make REAL_VALUE_TYPE a struct containing an array of
1883 HOST_WIDE_INT, not a double. Tidy up the code deciding how
1884 big it is. Don't declare or use union real_extract.
1886 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
1887 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
1888 (print_operand), config/arm/arm.c (output_move_double),
1889 config/arm/arm.md (consttable_4, consttable_8),
1890 config/romp/romp.c (output_fpops), config/s390/s390.h
1891 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
1892 (xtensa_output_literal): Don't use union real_extract.
1894 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
1895 (sfmode_constant_to_ulong), config/ns32k/merlin.h
1896 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
1897 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
1898 (PRINT_OPERAND): Don't use local version of union
1901 * config/convex/convex.c (check_float_value), config/vax/vax.c
1902 (vax_float_literal), config/m88k/m88k.md (divdf3),
1903 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
1904 config/pdp11/pdp11.c (output_move_quad): Don't do host
1905 arithmetic on target floating point quantities.
1907 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
1908 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
1910 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
1911 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
1913 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
1914 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
1916 * print-rtl.c (print_rtx): Disable code which needs
1917 floating-point emulator.
1918 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
1919 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
1920 depending on HOST_FLOAT_FORMAT to be defined properly.
1922 * config/1750a/1750a.c (get_double, float_label): Delete.
1923 (print_operand): Delete huge commented-out chunk. Use
1924 REAL_VALUE_TO_DECIMAL.
1925 * config/1750a/1750a-protos.h: Delete prototypes of deleted
1927 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
1929 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
1930 Use REAL_VALUE_TO_DECIMAL as ELF version does.
1931 * config/m88k/m88k.c (real_power_of_2_operand,
1932 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
1933 real_extract out of the union; run the input through
1934 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
1935 from that into the union.
1936 * config/pdp11/pdp11.c (output_move_double): Rearrange
1937 parentheses to make automatic indenter happy.
1939 * doc/tm.texi (Cross-compilation): Rename node to "Floating
1940 Point" and rewrite to describe current situation. Also adjust
1941 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
1943 * doc/rtl.texi: Adjust cross reference.
1945 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1947 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
1948 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
1949 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
1950 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
1951 prevent use of sp as a reload register.
1952 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
1953 non_acc_reg_operand.
1954 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
1955 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
1956 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1957 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
1959 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1961 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
1962 * cpplex.c (unterminated): Delete.
1963 (parse_string): No string literal may extend over multiple
1964 lines. Suppress the error when preprocessing assembly.
1965 * cppmain.c (scan_translation_unit): Strings are single-line.
1967 * doc/cpp.texi: Update to match.
1969 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1971 PR optimization/5854
1972 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
1974 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
1975 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
1976 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
1977 const0 if scratch register was not allocated.
1978 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
1979 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
1981 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
1982 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
1983 with GEN_INT (...) everywhere. Remove constraints in define_split
1985 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
1986 require scratch register for setting 0 into regs/non-pushable memory.
1988 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1990 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
1991 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1993 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
1995 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
1996 * cppinit.c (cpp_create_reader): On by default.
1997 (cpp_handle_option): Handle -W[no-]endif-labels.
1998 (cpp_post_options): Also enable if -pedantic.
1999 * cpplib.c (do_else): Use it.
2000 (do_endif): Likewise.
2001 * doc/cppopts.texi: Document new option.
2002 * doc/invoke.texi: Document new option.
2004 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2006 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2007 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2009 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2011 * flow.c (calculate_global_regs_live): Clear aux fields of
2014 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2016 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2017 REG or MEM subregs, pass rtx * instead of rtx to it.
2018 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2019 rtx * instead of rtx to alter_subreg.
2020 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2021 * config/pj/pj.c (pj_output_rval): Likewise.
2023 2002-03-22 Richard Henderson <rth@redhat.com>
2026 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2027 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2028 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2029 (ia64_expand_prologue): Look at int_regs, not words, for number
2030 of incomming int regs.
2032 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2034 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2036 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2038 * toplev.c (flag_loop_optimize, flag_crossjumping):
2039 New static variables.
2040 (rest_of_compilation): Conditionalize crossjumping and
2042 (parse_options_and_default_flags): Default loop_optimize and
2044 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2045 * invoke.texi (crossjumping, loop-optimize): Document.
2047 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2049 * real.c (eiisneg): Move outside #ifdef NANS.
2051 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2053 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2054 frequencies match; avoid match on different loop depths.
2055 (try_crossjump_to_bb): Kill tests that no longer brings time
2057 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2059 (split_edge): Likewise.
2061 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2064 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2065 * cfgrtl.c: Include insn-config.h
2066 (split_block) Dirtify block in presence of conditional execution
2068 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2070 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2071 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2072 (function_arg): Constify CUMULATIVE_ARGS.
2073 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2074 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2075 (UNITS_PER_DOUBLE): New macro.
2076 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2077 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2078 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
2079 fp_regs and stack_words.
2080 (EABI_FLOAT_VARARGS_P): New macro.
2081 * config/mips/mips.c (struct mips_arg_info): New.
2082 (mips_arg_info): New function.
2083 (function_arg_advance): Use it. Add adjustment instructions here
2084 rather than in function_arg.
2085 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
2086 for VOIDmode at the beginning of the function.
2087 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
2088 (function_arg_pass_by_reference): Likewise.
2089 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
2090 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
2091 (mips_va_start): Likewise. Use the new stack_words field of
2092 CUMULATIVE_ARGS to set up overflow area. Reformat.
2093 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
2094 doubles and other types, aligning the overflow pointer for non-doubles
2095 too. Remove some code duplication. Replace hard-coded constants.
2097 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2099 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
2100 (CLASS_UNITS): Undefine.
2101 (CLASS_MAX_NREGS): Use FP_INC.
2102 * config/mips/mips.c (compute_frame_size): Likewise.
2103 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
2105 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2107 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
2108 prototype, and handle lexing numbers and identifiers.
2109 (parse_identifier): Update to new form of parse_slow.
2110 (parse_number): Fast path only, use parse_slow otherwise.
2111 (_cpp_lex_direct): Update calls to parse_number.
2113 2002-03-21 DJ Delorie <dj@redhat.com>
2115 * bb-reorder.c (make_reorder_chain_1): Protect against
2116 when redundant edges are omitted.
2117 * predict.c (dump_prediction): Likewise.
2119 2002-03-21 Richard Henderson <rth@redhat.com>
2122 * fixinc/inclhack.def (solaris_stdio_tag): New.
2123 * fixinc/fixincl.x: Regenerate.
2125 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2128 * c-typeck.c (process_init_element): Flag non-static
2129 initialization of a flexible array member as illegal.
2131 2002-03-22 Alan Modra <amodra@bigpond.net.au>
2133 * config/rs6000/t-linux64: New.
2134 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
2135 t-ppccomm. Use t-rs6000 and t-linux64.
2136 (powerpc64-*-gnu* <tmake_file>): Likewise.
2137 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
2138 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
2139 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2141 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
2143 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
2144 flag_really_no_inline instead of optimize == 0.
2146 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2148 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2150 * flags.h (flag_really_no_inline): New.
2152 * c-common.c (c_common_post_options): Initialize
2153 flag_really_no_inline.
2155 * toplev.c (flag_really_no_inline): New.
2157 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2159 * config/avr/avr.md (length): Fix length computation for
2160 conditional branches.
2162 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
2164 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
2165 sdbout.o, profile.o): Update.
2166 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
2168 * c-common.h (gettags): Move here from tree.h.
2169 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
2170 insert_block, getdecls, kept_level_p, global_bindings_p): New.
2171 * dbxout.c (dbxout_init): Use getdecls langhook.
2172 * expr.c (expand_expr): Use insert_block langhook.
2173 * fold-const.c: Include langhooks.h.
2174 (fold_range_test, fold_binary_op_with_conditional_arg,
2175 fold): Use global_bindings_p langhook.
2176 * integrate.c (expand_inline_function): Use insert_block langhook.
2177 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
2178 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
2179 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2180 LANG_HOOKS_GETDECLS): New.
2181 (LANG_HOOKS_INITIALIZER): Update.
2182 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2184 * langhooks.h (struct lang_hooks_for_decls): New.
2185 (struct lang_hooks): Update.
2186 * profile.c: Include langhooks.h.
2187 (output_func_start_profiler): Use new langhooks.
2188 * sdbout.c: Include langhooks.h.
2189 (sdbout_init, sdbout_finish): Use getdecls langhook.
2190 * stmt.c: Include langhooks.h.
2191 (expand_fixup, fixup_gotos): Use new langhooks.
2192 * stor-layout.c: Include langhooks.h.
2193 (variable_size): Use global_bindings_p langhook.
2194 * toplev.c (compile_file): Use getdecls langhook.
2195 * tree-inline.c (remap_block): Use insert_block langhook.
2196 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2197 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2199 2002-03-21 Richard Henderson <rth@redhat.com>
2201 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2202 constants in .data when -fpic.
2204 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2206 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2209 2002-03-21 Tom Tromey <tromey@redhat.com>
2211 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2213 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2215 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2217 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2219 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2220 Richard Henderson <rth@redhat.com>
2223 * c-common.c (c_expand_expr): Preserve result of a statement
2224 expression if needed.
2226 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2229 * genrecog.c (maybe_both_true_mode): Remove.
2230 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2231 * machmode.def (Pmode): Likewise.
2233 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2235 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2236 (nonlocal_mentioned_p_1): New function.
2237 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2238 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2239 (mark_constant_function): Recognize pure functions.
2240 * rtl.h (global_reg_mentioned_p): New prototype.
2241 * rtlanal.c (global_reg_mentioned_p,
2242 global_reg_mentioned_p_1): New function.
2244 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2246 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2248 * fixinc/fixincl.x: Regenerate.
2250 2002-03-20 Jason Merrill <jason@redhat.com>
2252 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2254 2002-03-20 Michael Meissner <meissner@redhat.com>
2256 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2259 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2261 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2262 ".literal_position" directive before the constant pool.
2264 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2266 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2267 Add Craig Rodrigues.
2268 Add Brad Lucier to testers.
2270 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2273 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2275 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2276 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2277 instead of insn_extract.
2279 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2282 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2284 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2285 stmt if some case has been output.
2287 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2290 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2291 movsfcc_1, movdfcc_1): Add %O2.
2292 * config/i386/i386.c (print_operand): Handle %ON.
2293 Print . before float condition codes in Sun as cmov syntax.
2294 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2295 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2298 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2300 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2301 return instruction if PC was popped.
2303 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2305 * config/xtensa/xtensa.md: Remove unused type attributes.
2306 (adddi_carry, subddi_carry): Change type attribute to "multi".
2308 2002-03-19 Dale Johannesen <dalej@apple.com>
2310 PR optimization/5999, middle-end/5731
2311 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2312 multiplications by reciprocals.
2314 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2316 * Makefile.in: Update.
2317 * c-common.c: Include langhooks.h.
2318 (inline_forbidden_p): Use new hook.
2319 * diagnostic.c: Include langhooks.h.
2320 (format_with_decl, announce_function,
2321 default_print_error_function): Use new hook.
2322 * dwarf2out.c (dwarf2_name): Use new hook.
2323 * function.c: Include langhooks.h.
2324 (init_function_start): Use new hook.
2325 * langhooks-def.h (lhd_decl_printable_name): New.
2326 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2327 (LANGHOOKS_INITIALIZER): Update.
2328 * langhooks.c (lhd_decl_printable_name): New.
2329 * langhooks.h (struct lang_hooks): New hook.
2330 * toplev.c (decl_name, decl_printable_name): Remove.
2331 (open_dump_file): Use new hook.
2332 (process_options): Remove old hook.
2333 * tree.h (decl_printable_name): Remove.
2335 * objc-act.c (objc_init): Remove old hook.
2336 (objc_printable_name): Export.
2337 * objc-act.h (objc_printable_name): New.
2338 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2340 2002-03-19 Jim Blandy <jimb@redhat.com>
2342 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2343 the start_source_file debug hook, not the current line number.
2345 2002-03-19 Richard Henderson <rth@redhat.com>
2347 * flow.c (EH_USES): Provide default.
2348 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2349 * doc/tm.texi (EH_USES): New.
2351 * config/ia64/ia64.c (ia64_eh_uses): New.
2352 * config/ia64/ia64-protos.h: Update.
2353 * config/ia64/ia64.h (EH_USES): New.
2355 2002-03-19 Richard Henderson <rth@redhat.com>
2357 * varasm.c (output_constant_def): Fix stupid typo.
2359 2002-03-19 Richard Henderson <rth@redhat.com>
2362 * except.c (current_function_has_exception_handlers): New.
2363 * except.h: Declare it.
2364 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2365 Combine tests that disable all sibcalls for the function.
2367 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2369 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2372 2002-03-19 Richard Henderson <rth@redhat.com>
2375 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2376 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2378 2002-03-19 Jim Blandy <jimb@redhat.com>
2380 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2381 name, even if the replacement list contains no tokens, as required
2384 2002-03-19 Jason Merrill <jason@redhat.com>
2386 * varasm.c (globalize_decl): Get the name from the RTL, not
2387 DECL_ASSEMBLER_NAME.
2389 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2391 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2393 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2394 subdi_carry): Define.
2396 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2398 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2399 about -fpic/-fPIC if extra_warnings set.
2401 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2403 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2404 TREE_STRING_POINTER.
2405 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2407 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2409 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2410 in favor of SP if FRAME_POINTER_REQUIRED is false.
2412 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2414 * emit-rtl.c (gen_int_mode): New function.
2415 * rtl.h: Prototype for it.
2416 * combine.c (make_extraction, simplify_comparison), expmed.c
2417 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2418 (convert_modes, store_field), optabs.c (expand_fix),
2419 simplify-rtx.c (neg_const_int, simplify_unary_real),
2421 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2422 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2424 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2427 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2428 convert_parm_for_inlining.
2429 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2431 * langhooks-def.h: Likewise.
2432 * objc/objc-lang.c: Likewise.
2433 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2435 * tree-inline.c (initialize_inlined_parameters):
2436 Call convert_parm_for_inlining lang hook if needed.
2437 * c-typeck.c (c_convert_parm_for_inlining): New function.
2438 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2440 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2442 * calls.c (precompute_arguments): Do not assume that temporaries
2443 can be destroyed after expanding the argument.
2444 (expand_call): Likewise.
2446 2002-03-15 Eric Christopher <echristo@redhat.com>
2448 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2449 Fix register preference on last change.
2450 * config/mips/mips.c (mips_return_in_memory): New function.
2451 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2452 * config/mips/mips-protos.h: Declare.
2453 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2454 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2456 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2458 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2460 (anddi3, iorsi3): Likewise.
2462 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2463 use %gprel for symbols that are going to be placed in linkonce
2466 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2467 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2468 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2469 not needed. Disregard leaf_function_p().
2470 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2471 mips16 frame pointer.
2472 * config/mips/mips.md (store ra): Only to small SP offsets.
2473 2001-08-22 Graham Stott <grahams@redhat.com>
2474 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2475 return a REG rtx for the return address register.
2477 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2479 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2480 constant-pool addresses as "mode-dependent".
2481 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2483 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2486 * expr.c (emit_group_load): Use extract_bit_field if
2487 needed for CONCAT arguments.
2489 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2492 * arm.md (tablejump): Make this a define_expand. For PIC add the
2493 offset to the base of the table.
2494 (thumb_tablejump): Matcher for Thumb tablejump insn.
2495 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2496 as the difference of two labels.
2497 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2498 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2500 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2501 * arm.c (get_jump_table_size): If the table is not in the text
2502 section, return zero.
2504 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2506 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2508 (arm_reload_out_hi): Use gen_lowpart instead of
2509 gen_rtx_SUBREG to access QImode components.
2510 * config/arm/arm.md: Disable zero_extend split for QImode
2511 subregs in BIG_ENDIAN mode.
2512 (storehi_bigend): Match use of least significant byte.
2513 (storeinthi): Remove extraneous SUBREG.
2514 Add missing construction of operands[2].
2515 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2516 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2517 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2519 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2521 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2524 2002-03-17 Richard Henderson <rth@redhat.com>
2526 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2529 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2531 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2532 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2534 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2536 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2538 * predict.c (estimate_bb_frequencies): Delete unused variables.
2540 2002-03-17 Richard Henderson <rth@redhat.com>
2542 * config/ia64/ia64.c (ia64_attribute_table): Move before
2543 targetm definition. Make static.
2545 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2547 * c-common.h (yyparse, c_common_parse_file): New.
2548 * c-lang.c: Include c-common.h.
2549 (LANG_HOOKS_PARSE_FILE): Redefine.
2550 * c-lex.c: Include c-common.h.
2551 (yyparse): Rename c_common_parse_file. Call yyparse.
2552 * c-parse.in (yyparse): Remove macro.
2553 * c-tree.h (yyparse_1): Remove.
2554 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2555 (LANG_HOOKS_INITIALIZER): Update.
2556 * langhooks.h (struct lang_hoooks): New hook parse_file.
2557 * toplev.c (compile_file): Use parse_file hook.
2558 * tree.h (yyparse): Remove.
2559 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2561 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2563 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2564 float_truncate, not fix.
2565 ("*truncdfsf2_real"): Ditto.
2566 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2568 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2570 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2572 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2573 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2574 where appropriate. Make the second reference to
2575 leaf_function_p a function call, as intended. Reindented.
2577 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2578 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2580 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2581 add register to non-constant into sp.
2583 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2584 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2585 (mips16_gp_pseudo_rtx): Lose.
2586 (INIT_EXPANDERS): Deleted.
2587 * config/mips/mips.c (mips_init_machine_status): New.
2588 (mips_free_machine_status): New.
2589 (mips_mark_machine_status): New.
2590 (override_options): Set them.
2591 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2592 (struct machine_function): ... new. Replaced all references.
2593 (mips_add_gc_roots): Don't mark them.
2594 (embedded_pic_fnaddr_reg): New, extracted from...
2595 (embedded_pic_offset): ... here.
2596 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2599 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2601 * cppinit.c: Revert -MD removal.
2603 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2605 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2606 soft registers by default for 68HC12.
2607 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2608 when compiling with -fomit-frame-pointer.
2609 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2610 (expand_epilogue): Likewise.
2611 (m68hc11_gen_rotate): Use exg when rotating by 8.
2613 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2615 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2616 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2617 (splits): Remove unused add splits.
2618 ("*addhi3_68hc12"): Tune constraints.
2619 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2620 constant fits in 8-bits and D is dead use abx/aby instructions.
2621 ("*addhi3"): Remove extern declaration of ix_reg.
2622 ("*subsi3"): Optimize and provide new split.
2623 ("subhi3"): Cleanup.
2624 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2625 (arith splits): For 68hc12 save the address register on the stack
2626 and do the arithmetic operation with a pop.
2628 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2630 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2631 allocating QImode in address registers.
2632 ("*movqi_m68hc11"): Likewise.
2634 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2636 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2638 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2640 * cppinit.c (print_help): Display -MD and -MMD.
2641 Don't display usage string. Update assertion syntax and
2643 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2644 (cpp_handle_option): Update.
2646 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2648 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2649 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2650 and define it so that regardless of target CPU size,
2651 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2652 of "int" rather than "long."
2654 2002-03-15 Richard Henderson <rth@redhat.com>
2656 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2659 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2661 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2662 ("tstqi" split): Avoid using memory for tstqi on address register.
2663 (splits): Remove constraints.
2664 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2665 ("cmpdf", "cmpsf"): Remove since not used.
2666 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2667 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2669 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2671 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2672 ("neghi2"): Tighten constraints.
2673 ("one_cmplsi2"): Optimize and simplify split.
2674 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2676 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2678 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2679 and split of AND operation to clear the upper bits.
2680 ("*logicalsi3_zextqi"): Likewise.
2681 ("*logicallhi3_zexthi_ashift8"): Likewise.
2682 ("*logicalsi3_silshr16"): Likewise.
2683 ("logicalsi3_silshl16"): Likewise.
2684 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2686 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2688 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2689 (m68hc11_indirect_p): New function.
2690 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
2691 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
2693 (asm_print_register): Likewise.
2694 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
2695 (m68hc11_indirect_p): Declare.
2696 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
2697 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
2698 (TARGET_SWITCHES): New option -mrelax.
2699 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
2701 ("iorsi3", "xorsi3"): Likewise.
2702 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
2703 ("*andhi3_mem"): New to handle destination in memory with bclr
2704 and a scratch register.
2705 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
2706 ("*andhi3_const"): New when operand2 is constant.
2707 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
2708 ("*andhi3_gen"): Cleanup of the old "andhi3".
2709 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
2710 ("xorqi3"): Update constraints.
2712 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2714 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
2715 for reg_equiv_memory_loc when the operand is a register that does
2716 not get a hard register (stack location).
2717 (tst_operand): After reload, accept all memory operand.
2718 (symbolic_memory_operand): Fix detection of symbolic references.
2719 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
2720 accept symbols and any constant.
2722 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2724 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
2725 note on the insn that sets the soft frame register.
2726 (must_parenthesize): ix and iy are also reserved names.
2727 (print_operand_address): One more place where parenthesis are required
2728 to avoid confusion with register names.
2729 (m68hc11_gen_movhi): Allow push of stack pointer.
2730 (m68hc11_check_z_replacement): Fix handling of parallel with a
2732 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
2733 the replacement register is.
2734 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
2735 and D8_REGS classes.
2736 (MODES_TIEABLE_P): All modes are tieable except QImode.
2738 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2740 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
2741 (___subdi3): Likewise.
2742 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
2743 (__map_data_section): Optimize 68hc11 case.
2745 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2747 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
2748 than a shift to avoid adding a register with itself.
2749 (m68hc11_memory_move_cost): Take into account NO_REGS.
2750 (m68hc11_register_move_cost): Update and use memory move cost
2752 (m68hc11_address_cost): Make cost of valid offset not 0 so that
2753 it gives more opportunities to cse to optimize.
2754 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
2755 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
2757 2002-03-15 Mark Mitchell <mark@codesourcery.com>
2759 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
2760 * c-common.def (CLEANUP_STMT): New tree node.
2761 * c-common.h (CLEANUP_DECL): New macro.
2762 (CLEANUP_EXPR): Likewise.
2763 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
2764 * expr.c (expand_expr): Tidy.
2765 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
2766 * tree-inline.c (initialize_inlined_parameters): Clean up
2767 new local variables.
2769 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2772 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
2773 before movrXX only, use reg_overlap_mentioned_p.
2774 Only special case NE if just one insn can be generated.
2776 2002-03-15 Jason Merrill <jason@redhat.com>
2778 * varasm.c (assemble_variable): Call resolve_unique_section before
2779 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
2782 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2785 * arm.md (split pattern for thumb shiftable immediates): Add comment
2786 explaining non-obvious test.
2788 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2791 * arm.md (movaddr, movaddr_insn): Delete.
2793 2002-03-15 Jason Merrill <jason@redhat.com>
2795 * toplev.c (wrapup_global_declarations): Clarify variable handling.
2796 -fkeep-static-consts doesn't apply to comdats.
2798 2002-03-14 Richard Henderson <rth@redhat.com>
2800 * c-decl.c: Include c-pragma.h.
2801 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
2802 (finish_function): Tidy.
2803 * c-pragma.c: Include c-common.h.
2804 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
2805 (handle_pragma_weak): Use them.
2806 (init_pragma): Register pending_weaks.
2807 * c-pragma.h (maybe_apply_pragma_weak): Declare.
2808 * print-tree.c (print_node): Print DECL_WEAK.
2809 * varasm.c (mark_weak_decls): Remove.
2810 (remove_from_pending_weak_list): Remove.
2812 (asm_emit_uninitialised): Call globalize_decl for weak commons.
2813 (weak_decls): Make a tree_list.
2814 (declare_weak): Cons weak_decls directly.
2815 (globalize_decl): Remove weak_decls elements directly.
2816 (weak_finish): Simplify weak_decls walk. Don't weaken unused
2817 symbols. Don't pretend to handle aliases.
2818 (init_varasm_once): Update weak_decls registry.
2819 * Makefile.in: Update dependencies.
2821 2002-03-14 Richard Henderson <rth@redhat.com>
2824 * config/ia64/ia64.c: Include tm_p.h last.
2825 (gen_nop_type): Remove duplicate definition.
2826 (cycle_end_fill_slots): Set sched_data for second L slot.
2827 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
2828 (nop_cycles_until): Fix typos.
2830 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2832 PR optimization/5891
2833 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
2835 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
2837 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
2838 descriptors correctly.
2840 2002-03-14 Michael Meissner <meissner@redhat.com>
2842 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
2843 100, allowing MAX_UNROLLED_INSNS to be overridden.
2845 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
2848 * unroll.c (params.h): Include.
2849 (MAX_UNROLLED_INSNS): Delete, now in params.h.
2851 * doc/invoke.texi (--param max-unroll-insns): Document.
2853 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
2855 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2857 * arm.md: Fix warnings about constraints in peepholes and splits.
2859 2002-03-14 Zack Weinberg <zack@codesourcery.com>
2861 * cpphash.h (struct lexer_state): Remove line_extension member.
2862 * cpplib.c (dequote_string, do_linemarker): New functions.
2863 (linemarker_dir): New data object.
2864 (DIRECTIVE_TABLE): No longer need to interpret #line in
2865 preprocessed source. Delete obsolete comment about return
2867 (end_directive, directive_diagnostics, _cpp_handle_directive):
2868 Don't muck with line_extension.
2869 (directive_diagnostics): No need to issue warnings for
2871 (_cpp_handle_directive): Issue warnings for linemarkers here,
2872 when appropriate. Dispatch linemarkers to do_linemarker, not
2874 (do_line): Code to handle linemarkers split out to do_linemarker.
2875 Convert escape sequences in filename argument, both places.
2877 * cppmacro.c (quote_string): Rename cpp_quote_string and
2878 export. All callers changed.
2879 * cpplib.h (cpp_quote_string): Prototype.
2880 * cppmain.c (print_line): Call cpp_quote_string on to_file
2883 * doc/cpp.texi: Document that escapes are now interpreted in
2884 #line and in linemarkers, and that non-printing characters are
2885 converted to octal escapes when linemarkers are generated.
2887 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
2889 * emit-rtl.c (try_split): Use delete_insns.
2890 * recog.c (split_all_insns): Fix terminating condition.
2892 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2893 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2896 * arm.c (arm_output_epilogue): Fix floating-point register save
2897 adjustment when using a frame pointer.
2899 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
2901 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
2902 * config/mips/mips.c (compute_frame_size): Retrofit them here.
2903 (save_restore_insns, mips_expand_epilogue): And here.
2904 (build_mips16_call_stub): And here.
2905 (mips_function_value): Use the new macros to decide whether a single
2906 or complex float can be returned in floating-point registers. Return
2907 a parallel rtx in the complex case.
2909 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
2911 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
2912 call after liveness analysis.
2914 * recog.c (split_insn): Use delete_insn_and_edges.
2916 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
2917 instructions to have branch prediction notes.
2918 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
2920 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
2922 * configure.in: Don't pass -Wno-long-long to a ADA compiler
2923 that doesn't support it.
2924 * configure: Regenerate.
2926 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2929 * config/sparc/sparc.md (normal_branch, inverted_branch,
2930 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2931 inverted_fp_branch): Adjust calls to output_cbranch.
2932 Set length attribute.
2933 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
2934 output_v9branch. Set length attribute.
2935 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
2937 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
2938 (output_cbranch): Likewise. Handle far branches.
2939 (output_v9branch): Handle far branches.
2940 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
2942 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
2943 noov_compare64_op predicates.
2945 2002-03-13 Jason Merrill <jason@redhat.com>
2947 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
2948 into the function and constify it.
2949 * gthr-dce.h, gthr-solaris.h: Likewise.
2951 2002-03-13 David Edelsohn <edelsohn@gnu.org>
2953 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
2954 * config/rs6000/rs6000.c (rs6000_va_arg): Use
2955 std_expand_builtin_va_arg if not ABI_V4.
2957 2002-03-13 Jason Merrill <jason@redhat.com>
2959 * varasm.c (globalize_decl): New fn.
2960 (assemble_start_function): Use it.
2961 (asm_emit_uninitialized): Use it.
2962 (assemble_alias): Use it.
2963 (assemble_variable): Use it.
2965 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
2967 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
2968 2002-03-12 internal visibility change.
2969 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
2970 visibility into SYMBOL_REF_FLAG.
2972 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
2974 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
2975 VOIDmode operand. Add compile-time optimization for constant results.
2977 2002-03-12 Jason Merrill <jason@redhat.com>
2979 * c-typeck.c (convert_for_assignment): Don't allow conversions
2980 between pointers and references. Only allow lvalues to convert to
2983 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
2985 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
2986 before prologue, to avoid scheduling problems.
2988 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2990 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2991 (ELIMINABLE_REGS): Add sfp->sp.
2992 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
2994 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2996 PR optimization/5892
2997 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
2999 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3001 * loop.c (basic_induction_var): Don't call convert_modes if mode
3002 classes are different.
3004 2002-03-12 Richard Henderson <rth@redhat.com>
3006 PR optimization/5901
3007 * function.c (reposition_prologue_and_epilogue_notes): Position
3008 the markers after/before the last/first insn not deleted.
3010 2002-03-12 Richard Henderson <rth@redhat.com>
3012 PR optimization/5878
3013 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3014 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3015 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3017 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3018 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3019 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3021 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3022 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3023 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3024 also. Don't set it if not flag_pic.
3025 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3026 to be INVALID_REGNUM when not used.
3028 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3030 * expmed.c (store_bit_field): Reset alias set for memory.
3031 (extract_bit_field): Same.
3033 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * c-common.c (c_tree_code_type, c_tree_code_length,
3036 c_tree_code_name, add_c_tree_codes): Delete.
3037 * c-common.h (add_c_tree_codes): Delete.
3038 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3040 * c-objc-common.c (c_objc_common_init): Don't call
3041 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3042 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3043 objc_tree_code_name, add_objc_tree_codes): Delete.
3044 (objc_init): Don't call add_objc_tree_codes.
3045 * objc/objc-lang.c (tree_code_type, tree_code_length,
3046 tree_code_name): Define.
3047 * toplev.c (lang_independent_init): Don't set
3048 tree_code_length[IDENTIFIER_NODE].
3049 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3050 Delete definitions, moved to language front-ends.
3051 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3052 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3054 (tree_code_length): Change type to unsigned char.
3056 2002-03-12 Richard Henderson <rth@redhat.com>
3058 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3059 internal visibility change.
3061 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3063 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3064 validize_mem() instead of change_address to avoid clobbering
3067 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3069 * c-lex.h (position_after_whitespace): Remove.
3071 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3073 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3074 (lex_string): Use unsigned char pointers.
3076 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3078 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
3079 is not a valid memory_operand.
3081 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3083 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
3084 * config/xtensa/lib1funcs.asm: Fix copyright to include
3085 special case for libgcc files.
3086 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
3087 (__divsi3): Likewise.
3088 (__umodsi3): Likewise.
3089 (__modsi3): Likewise.
3090 * config/xtensa/lib2funcs.S: Fix copyright to include
3091 special case for libgcc files.
3093 2002-03-12 Tom Rix <trix@redhat.com>
3095 * collect2.c (resolve_lib_name): Move outside of
3096 OBJECT_FORMAT_COFF ifdef.
3097 (ignore_library): Same.
3099 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3101 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
3103 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3105 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
3106 to function_section before writing out the constant pool.
3108 2002-03-12 David Edelsohn <edelsohn@gnu.org>
3110 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
3112 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
3114 2002-03-12 Alan Modra <amodra@bigpond.net.au>
3116 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
3120 (cmpsi splitter): Likewise.
3121 (modsi3): Fail if <= 0.
3122 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
3123 redundant test when HOST_BITS_PER_WIDE_INT != 32.
3124 (reg_or_sub_cint64_operand): Likewise.
3125 (num_insns_constant_wide): Optimize sign extension.
3126 (rs6000_legitimize_address): Likewise.
3128 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3130 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3131 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3133 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
3135 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
3136 address calculation.
3138 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3140 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
3141 scratch register to DImode / TImode.
3142 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
3143 register used does not overlap the target.
3145 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3147 * Makefile.in (debug.o): Depend on debug.h.
3148 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
3149 * debug.c (do_nothing_debug_hooks): Likewise.
3150 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
3151 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
3152 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
3153 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
3154 * dwarfout.c (dwarf_debug_hooks): Likewise.
3155 * integrate.c (output_inline_function): Likewise.
3156 * objc/objc-act.c (synth_module_prologue): Likewise.
3157 * sdbout.c (sdb_debug_hooks): Likewise.
3158 * toplev.c (debug_hooks): Likewise.
3159 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3161 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3163 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
3164 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
3165 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
3166 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
3167 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
3168 * defaults.h (POINTER_SIZE): Define.
3169 * doc/tm.texi (POINTER_SIZE): Document default.
3171 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3173 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
3175 2002-03-11 Richard Henderson <rth@redhat.com>
3177 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
3178 if rebuild_label_notes_after_reload.
3180 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3182 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3183 emit pic register load if "internal" visibility.
3184 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3185 (cris_expand_builtin_va_arg): Do all computations on trees.
3187 2002-03-11 Richard Henderson <rth@redhat.com>
3189 * rtlanal.c: Include recog.h.
3190 (keep_with_call_p): Fix thinko.
3191 * Makefile.in (rtlanal.o): Update dependencies.
3193 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3195 * genflags.c (gen_insn): Use IS_VSPACE.
3196 * genoutput.c (output_insn_data): Likewise.
3197 (process_template): Likewise.
3199 2002-03-11 Richard Henderson <rth@redhat.com>
3201 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3203 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3205 * Makefile.in: Update.
3206 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3207 Update documentation.
3208 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3209 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3211 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3213 * Makefile.in: Give texi2pod its input file as a command line
3214 argument, not on stdin.
3216 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3217 Daniel Berlin <dan@dberlin.org>
3219 C++ alias analysis improvement.
3220 * alias.c (record_component_aliases): Record aliases for base
3223 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3225 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3227 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3229 * toplev.c (vms_fopen): Remove, not needed.
3231 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3233 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3235 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3236 for FP, already done later.
3238 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3239 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3241 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3243 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3244 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3245 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3246 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3247 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3248 (ediv, emul, eldexp, esqrt): Likewise.
3249 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3250 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3251 (saturate): New function.
3252 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3253 (make_nan): Use a saturation value instead of a NaN if
3254 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3255 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3256 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3257 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3258 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3259 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3260 !ROUND_TOWARDS_ZERO.
3261 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3262 (ROUND_TOWARDS_ZERO): Document.
3264 2002-03-11 Andreas Jaeger <aj@suse.de>
3266 * cfg.c (dump_flow_info): Remove unused variable.
3268 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3270 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3271 computations on trees.
3273 2002-03-10 Richard Henderson <rth@redhat.com>
3276 * reload.c (copy_replacements_1): New.
3277 (copy_replacements): Use it to recurse through the rtx.
3279 2002-03-10 Richard Henderson <rth@redhat.com>
3281 * loop.c (strength_reduce): Compute number of iterations as
3282 unsigned HOST_WIDE_INT.
3284 2002-03-10 Richard Henderson <rth@redhat.com>
3286 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3287 to move away from the end of the block.
3289 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3291 PR preprocessor/5899
3292 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3294 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3298 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3300 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3302 * config/mmix/mmix.c: Improve comments.
3303 (mmix_target_asm_function_prologue): Drop variable
3304 empty_stack_frame. Don't allocate unused slot above fp.
3305 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3306 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3307 brace in first column.
3308 (enum reg_class): Ditto.
3309 (FIRST_PARM_OFFSET): Now 0.
3310 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3312 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * combine.c (make_extraction): Fix error in last change.
3316 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318 * c4x.c (c4x_fp_reglist): Const-ify.
3319 * cris.c (cris_print_operand): Likewise.
3320 * i386.c (ix86_va_arg): Likewise.
3321 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3322 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3323 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3324 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3325 * mcore.h (regno_reg_class): Likewise.
3326 * mips.c (gen_int_relational): Likewise.
3327 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3328 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3329 * pdp11.c (move_costs): Likewise.
3330 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3331 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3333 * s390.h (regclass_map): Likewise.
3334 * sh.c (shift_amounts): Likewise.
3335 * sh.md (rotlsi3): Likewise.
3337 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3339 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3340 (ne0+5): Use new clobber to generate proper shift pattern.
3341 Patch by Michael Matz <matz@kde.org>.
3343 2002-03-09 Andreas Schwab <schwab@suse.de>
3345 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3347 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3349 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3351 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3354 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3355 even for non-representable constants.
3357 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3359 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3360 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3361 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3362 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3363 (pop_function_context): Compute MAY_SHARE parameter for
3365 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3366 (gen_mem_addressof): Call fixup_var_refs with new parm.
3368 * combine.c (make_extraction): Don't make extension of CONST_INT.
3370 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3372 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3373 in o32 and o64 ABIs.
3374 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3375 but getting fixed-size structs passed in registers regardless of
3376 padding in o32 and o64 ABIs.
3378 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3379 offset before loading address of argument passed by transparent
3382 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3384 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3386 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3388 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3389 marker such that registers after it are saved.
3391 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3393 * sparc.c (arith_4096_operand): Fix error in last change.
3395 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3397 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3400 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3402 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3405 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3407 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3409 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3411 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3412 removed; fix return value.
3413 * combine.c (combine_instructions): Dirtify blocks where we failed to
3414 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3415 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3417 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3419 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3421 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3423 * recog.c (peephole2_optimize): Re-distribute EH edges.
3425 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3427 * expr.c (expand_expr): Use unsave lang hook.
3428 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3429 (LANG_HOOKS_INITIALIZER): Update.
3430 * langhooks.h (struct lang_hooks): New hook unsave.
3431 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3432 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3433 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3434 (unsave_expr_now): Remove.
3435 * tree.h (unsave_expr_now, lang_unsave,
3436 lang_unsave_expr_now): Remove.
3439 2002-03-08 Andreas Jaeger <aj@suse.de>
3441 * flow.c (propagate_block_delete_insn): Remove unused variable.
3443 2002-03-08 Kazu Hirata <kazu@hxi.com>
3445 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3446 insn length for memory load/store.
3448 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3450 * doc/install.texi (--with-libiconv-prefix): Document.
3452 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3454 * doc/sourcebuild.texi: Fix typo.
3456 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3459 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3462 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3464 * rtl.c (copy_most_rtx): Move from here ...
3465 * emit-rtl.c (copy_most_rtx): ... to here.
3467 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3469 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3470 SUBTARGET_CPP_SIZE_SPEC.
3471 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3473 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3475 2002-03-07 Matt Hiller <hiller@redhat.com>
3477 * gensupport.c (first_dir_md_include): Renamed from include;
3478 change all references.
3479 (last_dir_md_include): Renamed from last_include; change all
3481 (init_md_reader): Unconditionally initialize base_dir whether or
3482 not filename is a relative path.
3484 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3486 * config/fp-bit.c (_unord_f2): Compile it in even if
3487 US_SOFTWARE_GOFAST is enabled.
3489 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3490 NULL_RTX. Set all HFmode operations as NULL_RTX.
3491 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3492 NULL_RTX, try reversing the comparison and the operands.
3494 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3496 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3497 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3500 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3502 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3504 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3506 * basic-block.h (fixup_abnormal_edges): Declare.
3507 * reload1.c (fixup_abnormal_edges): New function.
3508 * reg-stack.c (convert_regs): Use it.
3510 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3512 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3514 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3516 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3517 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3518 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3519 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3520 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3521 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3522 unless x and y could be infinite.
3523 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3524 Check that the common type of both arguments is a real, even for
3525 targets without unordered comparisons. Allow an integer argument
3526 to be compared against a real.
3527 (expand_tree_builtin): Use expand_unordered_cmp.
3528 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3529 * cse.c (fold_rtx): Likewise. Fix indentation.
3530 * fold-const.c (fold_real_zero_addition_p): New.
3531 (fold): Use it, and the new HONOR_... macros.
3532 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3533 * jump.c (reversed_comparison_code_parts): After searching for
3534 the true comparison mode, use HONOR_NANS to decide whether it
3535 can be safely reversed.
3536 (reverse_condition_maybe_unordered): Remove IEEE check.
3537 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3538 to decide which simplifications are valid. Allow the following
3539 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3540 and (a - -b) to (a + b).
3541 (simplify_relational_operation): Use HONOR_NANS.
3542 * doc/tm.texi: Document the MODE_HAS_... macros.
3544 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3546 * combine.c (simplify_comparison): If simplifying a logical shift
3547 right and compare with constant, force the comparison to unsigned.
3549 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3551 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3553 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3555 (alt_reg_names): Remove % for vrsave.
3557 2002-03-06 Richard Henderson <rth@redhat.com>
3559 PR optimization/5844
3560 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3561 if used indicates we've already emitted one copy of an operand.
3562 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3563 (gen_split): Supply a non-null used.
3565 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3567 * reload1.c (reload): Unshare all rtl after reload is done.
3569 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3570 but simply fail if the expression is too complex to simplify.
3571 (simplify_gen_binary): Handle simplify_plus_minus failures.
3573 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3575 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3576 consistently call delete_trivially_dead_insns after CSE and GCSE;
3577 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3578 after liveness2; update comment in last crossjumping.
3579 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3581 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3583 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3584 after completing fast dead code elimination.
3586 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3589 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3591 * version.c: Fix misplaced leading blanks on first line.
3593 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3595 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3597 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3599 * cfgcleanup.c (mentions_nonequal_regs): New function.
3600 (thread_jump): Use it.
3601 * toplev.c (rest_of_compilation): Run jump threading after
3604 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3606 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3609 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3611 * predict.c (estimate_bb_frequencies): Do not reload the
3612 frequencies from notes.
3614 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3616 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3617 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3619 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3620 delete_noop_moves): Return indeger.
3621 * flow.c (ndead): New variable.
3622 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3623 BB argument; update callers.
3624 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3625 (life_analysis): Do not call purge_all_dead_edges.
3626 (update_life_info): Return number of deleted insns; print statistics.
3627 (update_life_info_in_dirty_blocks): likewise.
3628 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3629 return number of insns deleted.
3631 * cse.c: Include timevar.h
3632 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3633 iterate until stabilizes; print statistics; return number of killed
3635 * Makefile.in: (cse.o): Add timevar.h dependency
3636 * rtl.h (delete_trivially_dead_insns): New.
3637 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3638 * toplev.c (rest_of_compilation): Update callers.
3640 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3641 (try_optimize_cfg): Do not update liveness.
3642 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3643 removal stabilizes; use delete_trivially_dead_insns.
3645 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3647 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3649 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3650 callbacks when processing assembly language.
3652 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3654 * pa.h (ASM_FILE_END): Define.
3655 * som.h (ASM_FILE_END): Delete.
3657 * pa.c (function_arg): Don't pass floats in general registers in
3658 indirect calls if TARGET_ELF32.
3660 2002-03-05 Richard Henderson <rth@redhat.com>
3662 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3664 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3666 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3668 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3670 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3671 -r command line. Don't hide any symbols if not building
3674 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3676 * cfg.c (dump_flow_info): Warn about profile mismatches.
3677 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3678 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3680 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3682 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3683 wide volatile memory by parts.
3685 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3687 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
3690 2002-03-05 Richard Henderson <rth@redhat.com>
3692 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
3694 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3696 * toplev.c (documented_lang_options): Document more
3697 language-specific options.
3698 * doc/invoke.texi (Warning Options): Correct documentation for
3699 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
3700 * c-decl.c (c_decode_option): Use a table to handle warning options.
3702 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
3704 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
3705 parameter to mmix_encode_section_info.
3706 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
3707 relocatably. Always produce ELF, not mmo if linking relocatably.
3708 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
3709 first is non-zero, don't add symbol prefix.
3710 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
3711 prototype accordingly.
3713 2002-03-04 Krister Walfridsson <cato@df.lth.se>
3715 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
3717 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
3719 * configure.in: Increase required makeinfo version to 4.1.
3720 * configure: Regenerate.
3722 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3724 * .cvsignore: Remove *.info* and genrtl*; these files are generated
3727 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
3729 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
3730 * doc/invoke.texi: Fix @math uses.
3732 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3734 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
3737 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
3739 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
3740 (powerpc-*-eabisimaltivec*): Same.
3742 * config/rs6000/t-ppcendian: New.
3744 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3746 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
3747 nonimmediate_src_operand and nonimmediate_lsrc_operand to
3748 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
3750 2002-03-03 Richard Henderson <rth@redhat.com>
3752 * toplev.c (rest_of_decl_compilation): Revert last two changes.
3754 2002-03-03 Zack Weinberg <zack@codesourcery.com>
3756 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
3757 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
3758 tree.c, config/m68k/m68k.c:
3759 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
3760 REAL_ARITHMETIC blocks unconditional. Delete some further
3761 #ifdef blocks predicated on REAL_ARITHMETIC.
3762 * flags.h, toplev.c: Delete remaining references to
3765 * doc/invoke.texi: Remove documentation of -fpretend-float.
3766 * doc/tm.texi: Describe the various REAL_* macros as provided by
3767 real.h, not by the target configuration files.
3769 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
3770 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
3771 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3772 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
3773 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
3774 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
3775 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
3776 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
3777 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
3778 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
3779 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
3780 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3781 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
3782 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
3783 config/xtensa/xtensa.h:
3784 Do not define, undefine, or mention in comments any of
3785 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
3786 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
3787 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
3788 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
3789 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
3790 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
3791 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
3792 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
3793 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
3795 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3797 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
3798 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
3799 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
3800 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
3801 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
3802 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
3804 * defaults.h (BITS_PER_WORD): Define.
3805 * doc/tm.texi (BITS_PER_WORD): Document default value.
3807 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
3808 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
3809 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
3811 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3813 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
3814 lieu of explicit sizeof/sizeof.
3815 * i386.c (override_options, ix86_init_mmx_sse_builtins,
3816 ix86_expand_builtin): Likewise.
3817 * mips.c (mips_add_gc_roots): Likewise.
3818 * mmix.c (mmix_output_condition): Likewise.
3819 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
3820 altivec_init_builtins): Likewise.
3821 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
3822 * cppexp.c (Nsuff, parse_number): Likewise.
3823 * cppinit.c (builtin_array_end): Likewise.
3824 * gcc.c (n_default_compilers, process_command): Likewise.
3825 * genpreds.c (output_predicate_decls): Likewise.
3826 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
3827 * lcm.c (N_ENTITIES): Likewise.
3828 * stor-layout.c (set_sizetype): Likewise.
3830 2002-03-03 Richard Henderson <rth@redhat.com>
3832 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
3833 for types or labels.
3835 2002-03-03 Richard Henderson <rth@redhat.com>
3837 * c-decl.c (start_decl): Initialized variables are not common.
3839 2002-03-02 Per Bothner <per@bothner.com>
3841 * gcc.c (option_map): Suport new --bootclasspath option.
3842 --CLASSPATH is now just an alias for --classpath.
3844 2002-03-02 Richard Henderson <rth@redhat.com>
3846 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
3847 load if "internal" visibility.
3848 * doc/extend.texi: Document visibility meanings.
3850 2002-03-02 Richard Henderson <rth@redhat.com>
3852 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
3853 to functions as well.
3855 2002-03-02 Richard Henderson <rth@redhat.com>
3857 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
3858 (handle_visibility_attribute): Don't call assemble_visibility.
3859 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
3860 without asmspec. Invoke assemble_alias when needed.
3861 * varasm.c (maybe_assemble_visibility): New.
3862 (assemble_start_function, assemble_variable, assemble_alias): Use it.
3864 2002-03-02 Richard Henderson <rth@redhat.com>
3866 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
3867 invoke ENCODE_SECTION_INFO with first call flag.
3869 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3870 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3871 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
3872 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
3873 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
3874 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
3875 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
3876 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
3877 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
3878 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
3879 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
3880 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
3881 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
3882 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
3883 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3884 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
3885 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
3886 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3887 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
3888 config/sh/sh.h, config/sparc/sparc.h,
3889 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
3890 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
3891 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
3892 FIRST argument. As needed, examine it and do nothing.
3894 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
3895 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3896 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
3898 * config/arm/t-pe (pe.o): Add dependencies.
3900 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3902 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
3903 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
3904 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
3905 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
3906 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
3907 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
3908 * defaults.h (BITS_PER_UNIT): Define.
3909 * doc/tm.texi (BITS_PER_UNIT): Document default value.
3911 2002-03-02 Kazu Hirata <kazu@hxi.com>
3913 * config/h8300/h8300-protos.h: Add a prototype for
3914 compute_a_shift_length.
3915 * config/h8300/h8300.c (h8300_asm_insn_count): New.
3916 (compute_a_shift_length): Likewise.
3917 (h8300_adjust_insn_length): Do not adjust insn length of shift
3919 * config/h8300/h8300.md (anonymous shift patterns): Use
3920 compute_a_shift_length.
3922 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3924 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
3927 * emit-rtl.c (offset_address): Call update_temp_slot_address.
3929 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3931 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
3932 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
3933 * flags.h (flag_zero_initialized_in_bss): Declare.
3934 * toplev.c (flag_zero_initialized_in_bss): New flag.
3935 (lang_independent_options): Add flag_zero_initialized_in_bss.
3936 * tree.c (initializer_zerop): New function.
3937 * tree.h (initializer_zerop): Declare.
3938 * varasm.c (assemble_variable): If we can emit bss, put zero
3939 initializers in the bss section.
3941 2002-03-02 Alan Modra <amodra@bigpond.net.au>
3943 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
3944 like more than one symbol per .weak directive.
3946 2002-03-01 Richard Henderson <rth@redhat.com>
3948 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
3949 adjust argument_pointer by pretend_args_size.
3950 (ia64_va_start): Adjust va_start address by -pretend_args_size.
3952 2002-03-01 Kazu Hirata <kazu@hxi.com>
3954 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
3956 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
3958 * toplev.c (rest_of_compilation): Delete dead jumptables before
3960 * flow.c (delete_dead_jumptables): Make global.
3961 * rtl.h (delete_dead_jumptables): Declare.
3963 2002-03-01 David Edelsohn <edelsohn@gnu.org>
3965 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
3966 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
3967 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
3969 2002-03-01 Kazu Hirata <kazu@hxi.com>
3971 * config/h8300/h8300-protos.h: Fix formatting.
3972 * config/h8300/h8300.c: Likewise.
3973 * config/h8300/h8300.h: Likewise.
3975 2002-03-01 Kazu Hirata <kazu@hxi.com>
3977 * config/h8300/h8300.c (print_operand): Support 16-bit
3979 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
3981 2002-02-28 Richard Henderson <rth@redhat.com>
3983 * expmed.c (store_bit_field): Prevent generation of CONCATs;
3984 pun complex values as integers; use gen_lowpart instead of
3986 (extract_bit_field): Likewise.
3988 2002-03-01 Alan Modra <amodra@bigpond.net.au>
3989 David Edelsohn <edelsohn@gnu.org>
3991 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
3992 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
3993 (SUPPORTS_WEAK): Likewise.
3994 * output.h (add_weak): Add tree param.
3995 * varasm.c (add_weak): Likewise. Save decl.
3996 (struct weak_syms): Add decl field.
3997 (mark_weak_decls): New function.
3998 (init_varasm_once): ggc_add_root mark_weak_decls.
3999 (assemble_start_function): Use ASM_WEAKEN_DECL.
4000 (assemble_variable): Likewise.
4001 (assemble_alias): Likewise.
4002 (declare_weak): Pass decl to add_weak.
4003 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4004 (remove_from_pending_weak_list): Declare and define for
4006 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4007 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4008 * defaults.h (SUPPORTS_WEAK): Likewise.
4009 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4010 .weak for code sym. Do emit .size for descriptor sym.
4011 (ASM_DECLARE_FUNCTION_SIZE): Define.
4012 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4013 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4014 .lglobl unless TARGET_XCOFF. Formatting fixes.
4015 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4017 (HANDLE_PRAGMA_WEAK): Remove.
4018 (ASM_WEAKEN_LABEL): Remove.
4019 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4021 2002-03-01 Jason Merrill <jason@redhat.com>
4023 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4024 (TARGET_EXPR_CLEANUP): New macro.
4026 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4028 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4029 to take ptr_extend into account as third type of extension.
4030 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4031 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4032 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4033 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4034 * calls.c (precompute_arguments): Use new macro.
4035 (expand_call): Ditto.
4036 * combine.c (nonzero_bits): Ditto.
4037 (record_promoted_value): Ditto.
4038 * expr.c (store_expr): Ditto.
4039 (expand_expr): Ditto.
4040 * function.c (assign_parms): Ditto.
4042 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4044 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4045 override -shared and -shared-libgcc.
4047 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4049 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4051 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4054 2002-02-28 Richard Henderson <rth@redhat.com>
4056 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4057 4 cycle latency from MM producers.
4058 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4060 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4062 * mklibgcc.in: Don't use GNU make extension.
4064 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4066 * c-parse.in (STATIC): New terminal.
4067 (scspec): New non-terminal. Update productions accordingly.
4068 (program): Remove bogus ifc / end ifc.
4069 (array_declarator): Simplify production using STATIC.
4071 2002-02-28 Jim Meyering <meyering@lucent.com>
4073 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4074 \a still means TARGET_BELL.
4076 2002-02-28 Richard Henderson <rth@redhat.com>
4078 * haifa-sched.c (sched_emit_insn): New.
4079 (schedule_block): Use last_scheduled_insn to track last insn.
4080 * sched-int.h (sched_emit_insn): Prototype.
4081 * config/ia64/ia64.c (last_issued): Remove.
4082 (ia64_variable_issue): Don't set it.
4083 (nop_cycles_until): Use sched_emit_insn.
4085 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
4087 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
4090 2002-02-28 Kazu Hirata <kazu@hxi.com>
4092 * config/h8300/h8300.c: Fix formatting.
4093 * config/h8300/h8300.h: Likewise.
4095 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
4097 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
4098 which may overwrite the high byte of the frame pointer.
4100 2002-02-28 Bo Thorsen <bo@suse.de>
4102 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
4103 (STARTFILE_SPEC): Add 64 bit files.
4104 (ENDFILE_SPEC): Likewise.
4106 2002-02-28 Jason Merrill <jason@redhat.com>
4108 * c-decl.c (finish_function): Only warn about missing return
4109 statement with -Wreturn-type.
4111 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
4113 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
4115 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
4116 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
4118 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
4120 * basic-block.h (BB_REACHABLE): Renumber.
4121 (BB_DIRTY, BB_NEW): New flags.
4122 (clear_bb_flags): Declare.
4123 (update_life_info_in_dirty_blocks): Declare.
4124 * cfg.c (clear_bb_flags): New function.
4125 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
4126 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
4127 reorder_insns, emit_insn_after): Mark block as dirty.
4128 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
4129 (update_life_info_in_dirty_blocks): New function.
4130 * recog.c (apply_change_group): Dirtify block.
4132 * cse.c (cse_insn): Reorder emitting of jump insn to keep
4134 * gcse.c (delete_null_pointer_checks): Likewise.
4136 * toplev.c (dump_file_index): Move cse2 after bp,
4138 (dump_file_info): Similary.
4139 (rest_of_compilation): Avoid most of CFG rebuilds;
4140 do first if converision after null pointer checks, do cse2
4141 after branch prediction; avoid full liveness rebuild after
4142 initializing subregs.
4143 * invoke.texi (-d options): Document -du, renumber.
4145 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
4146 (notice_new_block): Do not set BB_UPDATE_LIFE.
4147 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
4148 merge_blocks_move_successor_nojumps, merge_blocks,
4149 try_crossjump_to_edge): Likewise.
4150 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
4151 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
4152 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
4153 (merge_of_block): Do not use life_data_ok.
4154 (find_if_case_1): Do not use SET_UPDATE_LIFE.
4155 (if_convert): Use BB_DIRTY mechanizm to update life.
4156 * lcm.c (optimize_mode_switching): Update
4157 update_life_info_in_dirty_blocks
4159 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4161 * Makefile.in (integrate.o): Update.
4162 * c-decl.c (copy_lang_decl): Rename.
4163 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4164 * integrate.c: Include langhooks.h.
4165 (copy_decl_for_inlining): Update to use langhook.
4166 * langhooks-def.h (lhd_do_nothing_t,
4167 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
4168 (LANG_HOOKS_INITIALIZER): Update.
4169 * langhooks.c (lhd_do_nothing_t): New.
4170 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
4171 * tree.h (copy_lang_decl): Remove.
4173 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
4175 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
4177 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
4178 POST_DEC, and POST_MODIFY.
4180 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4182 * c-typeck.c (digest_init): Remove unused parameter; all
4185 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4187 * expmed.c (expand_shift): Correctly test for low part of a
4190 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4192 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4193 insn UIDs with insn addresses.
4195 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4197 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4198 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4199 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4200 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4201 gcc.c, toplev.c: Delete code implementing -traditional mode.
4203 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4204 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4205 Document removal of -traditional mode for compilation, and
4206 remove documentation only relevant to that mode.
4208 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4209 config/convex/convex.h, config/d30v/d30v.h,
4210 config/i386/dgux.h, config/i386/osf1elf.h,
4211 config/i386/osfelf.h, config/i386/osfrose.h,
4212 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4213 config/m68k/hp310.h, config/m88k/dgux.h,
4214 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4215 config/m88k/m88k.h, config/m88k/openbsd.h,
4216 config/mips/abi64.h, config/mips/osfrose.h,
4217 config/mips/svr4-5.h, config/mips/svr4-t.h,
4218 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4219 config/stormy16/stormy16.h: Remove all references to
4220 -traditional from target specs. Delete all mention of the
4221 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4222 delete a couple of commented-out definitions of
4223 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4226 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4227 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4229 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4231 * mklibgcc.in: Don't use \n in a line subject to
4232 interpretation by echo.
4234 2002-02-27 Graham Stott <grahams@redhat.com>
4236 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4239 * loop.c (prescan_loop): Handle PARALLEL.
4241 * unroll.c (loop_iterations): Return 0 if the add_val for
4244 * final.c (output_operand_lossage): Constify PFX_STR.
4246 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4248 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4250 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4251 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4253 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4255 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4257 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4259 * cpplex.c (_cpp_lex_token): Handle directives in macro
4261 * cpplib.c (_cpp_handle_directive): Save and restore state
4262 if parsing macro args when entering a directive.
4263 * cppmacro.c (collect_args): No need to handle directives
4265 (enter_macro_context, replace_args): Use the original macro
4266 definition in case it was redefined whilst collecting arguments.
4270 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4272 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4273 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4274 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4276 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4277 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4278 (load_toc_v4_PIC_2): Same.
4280 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4282 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4284 2002-02-26 Richard Henderson <rth@redhat.com>
4286 * config/alpha/alpha.md (ashldi_se): Re-enable.
4288 2002-02-26 Richard Henderson <rth@redhat.com>
4290 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4291 MODULE_LOCAL_P; improve commentary.
4293 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4295 * doc/cpp.texi: Clarify documentation of relationship between
4298 2002-02-26 Kazu Hirata <kazu@hxi.com>
4300 * config/h8300/h8300-protos.h: Update the prototype for
4301 compute_logical_op_length. Add the prototype for
4302 compute_logical_op_cc.
4303 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4305 (compute_logical_op_cc): New.
4306 * config/h8300/h8300.md: Combine all the logical op patterns
4307 in HImode and SImode. Use compute_logical_op_cc.
4309 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4311 * config/i386/i386.c (print_operand): Don't append ATT-style
4312 length suffixs to x87 opcodes when in Intel mode.
4314 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4316 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4317 (init_emit_once): Update calls.
4318 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4319 (init_syntax_once): Prototype.
4321 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4323 * pa-linux.h (LIB_SPEC): Update definition.
4324 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4326 2002-02-26 Richard Henderson <rth@redhat.com>
4328 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4329 if we emitted a stop bit.
4331 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4333 * configure.in (libgcc_visibility): Substitute.
4334 * configure: Rebuilt.
4335 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4336 defined symbols .hidden.
4338 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4340 * attribs.c (c_common_attribute_table): Add visibility.
4341 (handle_visibility_attribute): New function.
4342 * varasm.c (assemble_visibility): New function.
4343 * output.h (assemble_visibility): Add prototype.
4344 * tree.h (MODULE_LOCAL_P): Define.
4345 * crtstuff.c (__dso_handle): Use visibility attribute.
4346 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4347 for MODULE_LOCAL_P symbols too.
4348 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4349 MODULE_LOCAL_P symbols the same way as local symbols.
4350 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4351 into .sdata/.sbss by the user.
4352 * doc/extend.texi (Function Attributes): Document visibility
4355 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4358 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4359 STRING_CST initializer spanning the whole variable without
4361 If expand_expr returned MEM, don't use it.
4363 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4365 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4366 generate a die for the lexical block.
4368 2002-02-26 Kazu Hirata <kazu@hxi.com>
4370 * config/h8300/h8300-protos.h: Add a prototype for
4371 compute_logical_op_length.
4372 * config/h8300/h8300.c (compute_logical_op_length): New.
4373 * config/h8300/h8300.md (anonymous logical patterns): Use
4374 compute_logical_op_length for length.
4376 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4378 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4380 (gen_type_die): Same.
4382 * attribs.c (handle_vector_size_attribute): Set debug information.
4384 2002-02-26 Daniel Egger <degger@fhm.edu>
4386 * config/rs6000/rs6000.md: Swap define_insn attributes to
4387 fix incorrect generation of merge high instructions instead
4390 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4392 * c-typeck.c (really_start_incremental_init): Use
4393 bitsize_zero_node for vectors.
4395 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4397 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4398 ("*set_vrsave_internal"): Same.
4400 2002-02-25 Richard Henderson <rth@redhat.com>
4402 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4403 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4405 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4408 * config/i386/i386.c (ix86_return_pops_args): Only pop
4409 fake structure return argument if it was passed on the stack.
4411 2002-02-25 Jason Merrill <jason@redhat.com>
4413 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4416 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4418 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4419 link with shared_name only.
4420 * doc/invoke.texi (Link Options): Document new behavior.
4422 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4424 * c-typeck.c (push_init_level): Handle vectors.
4426 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4428 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4429 operands of SPARC_SETHI_P.
4430 (input_operand): Likewise.
4431 (sparc_emit_set_const32): Likewise.
4432 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4433 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4434 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4435 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4436 (movdi_insn_sp64_vis): Likewise.
4437 (movdi split, movdf split): Use SETHI32.
4438 * doc/md.texi: Document SPARC constraints L, M and N.
4440 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4442 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4443 ("*set_vrsave_internal"): use mfspr for Darwin.
4445 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4446 gen_get_vrsave_internal.
4448 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4450 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4452 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4454 * cpplex.c (cpp_interpret_charconst): Get signedness or
4455 otherwise of wide character constants correct.
4456 * cppexp.c (lex): Get signedness of wide charconsts correct.
4458 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4460 * optabs.c (widen_operand): Only call convert_modes for
4461 promoted SUBREG if signedness matches.
4462 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4464 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4466 * cpplib.c (glue_header_name): Use local buffer to build up
4469 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4471 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4473 2002-02-23 Kazu Hirata <kazu@hxi.com>
4475 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4476 H8/300[HS] separately.
4477 * config/h8300/h8300.md: Remove the early clobber constraint
4478 from bit field patterns.
4480 2002-02-23 Kazu Hirata <kazu@hxi.com>
4482 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4484 (mulhisi3): Likewise.
4485 (umulqisi3): Likewise.
4486 (umulhisi3): Likewise.
4488 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4490 * cppinit.c (output_deps): Correct test for stdout output.
4491 (init_dependency_output): Cure warning.
4493 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4495 * expr.c (store_expr): When converting expression to promoted
4496 equivalent type, allow using SUBREG_REG of TARGET as the target
4497 of the expansion of EXP.
4498 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4499 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4500 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4501 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4502 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4504 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4506 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4507 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4508 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4510 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4512 PR optimization/5747
4513 * loop.c (scan_loop): Update reg info if move_movables created new
4516 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4518 * gcc.c (init_gcc_spec): Revert last change.
4520 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4522 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4523 gpc_reg_operand constraint.
4525 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4527 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4528 Simplify comparison of `low'.
4529 (add_operand): Fix formatting.
4530 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4531 (mask_operand): Disallow mask to wrap in 64-bit mode.
4532 (rs6000_stack_info): Remove redundant test setting push_p.
4533 (output_toc): Fix formatting.
4534 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4535 cc_reg_not_cr0_operand constraint.
4536 (booldi3, boolcdi3 splitters): Same.
4538 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4540 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4542 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4544 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4545 gcc invoked with -shared-libgcc.
4547 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4550 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4551 decl if any of elements was TREE_USED.
4553 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4555 * config/sparc/sol2.h: Don't include sys/mman.h.
4556 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4557 (arith_4096_operand): Don't throw high bits away.
4558 (const64_operand): Take sign extension of CONST_INTs into account.
4559 (const64_high_operand, sparc_emit_set_const32): Likewise.
4560 (GEN_HIGHINT64): Likewise.
4561 (sparc_emit_set_const64_quick1): Likewise.
4562 (const64_is_2insns): Likewise.
4563 (print_operand): Use trunc_int_for_mode for sign extension.
4564 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4565 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4566 chars. Assume CONST_INT is already properly sign-extended.
4567 (movdi split): Sign-extend each SImode part.
4568 (andsi3 split): Don't mask high bits off, so that result
4569 remains properly sign-extend.
4570 (iorsi3 split): Likewise.
4571 (xorsi3 split): Likewise.
4573 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4575 * fold-const.c (fold): Fix typo in comments.
4577 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4579 * Makefile.in (langhooks.o): Update dependencies.
4581 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4583 * langhooks.c: Include flags.h.
4585 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4587 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4589 * c-common.c (c_common_post_options): Set inline trees by
4592 * doc/extend.texi (Function Attributes): Document always_inline
4594 Update documentation about inlining when not optimizing.
4596 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4598 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4599 unless DECL_ALWAYS_INLINE.
4601 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4602 unless DECL_ALWAYS_INLINE.
4603 (c_disregard_inline_limits): Disregard if always_inline set.
4605 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4606 Disregard if always_inline set.
4607 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4608 unless DECL_ALWAYS_INLINE.
4610 * attribs.c (handle_always_inline_attribute): New.
4611 (c_common_attribute_table): Add always_inline.
4613 * config/rs6000/altivec.h: Add prototypes for builtins
4614 requiring the always_inline attribute.
4616 2002-02-21 Eric Christopher <echristo@redhat.com>
4618 * expmed.c (store_bit_field): Try to simplify the subreg
4619 before generating a new one when when the mode size of
4620 value is less than maxmode.
4622 2002-02-21 Richard Henderson <rth@redhat.com>
4624 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4625 than gen_rtx_PLUS to form the sum.
4626 * explow.c (force_reg): Rearrange to not allocate new pseudo
4627 when force_operand returns a register.
4628 * expr.c (expand_assignment): Allow offset_rtx expansion to
4629 return a sum. Do not force addresses into registers.
4630 (expand_expr): Likewise.
4631 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4632 to canonicalize arithmetic that didn't simpify.
4633 (simplify_plus_minus): New argument force; update
4634 all callers. Don't split CONST unless we can do something with it,
4635 and wouldn't lose the constness of the operands.
4637 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4638 that we generated earlier.
4640 2002-02-21 Tom Tromey <tromey@redhat.com>
4642 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4643 (output_line_info): Use constant `1', with a long explanatory
4645 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4647 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4649 * jump.c (redirect_jump): If old label has no UID, don't try to
4652 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4654 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4655 If input is constant, do shifts at compile time.
4657 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4659 * doc/extend.texi: Fix some more overfull hboxes.
4661 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4663 PR optimization/4994
4664 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4667 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4670 * expr.h (expand_and): Add mode argument.
4671 * expmed.c (expand_and): Add mode argument.
4672 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4673 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4674 * except.c (expand_builtin_extract_return_addr): Likewise.
4675 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4676 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4677 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4678 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4679 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4680 gen_rtx (CONST_INT, VOIDmode, x).
4682 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4685 * stmt.c (warn_if_unused_value): Move side effects test once more.
4687 2002-02-20 Torbjorn Granlund <tege@swox.com>
4689 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4690 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
4692 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
4694 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
4695 SUBREG or ZERO_EXTEND.
4697 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
4699 * sh.h (current_function_anonymous_args): Remove.
4700 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
4701 of current_function_varargs and current_function_stdarg is set.
4702 * sh.c (sh_expand_prologue): Check current_function_varargs /
4703 current_function_stdarg / TARGET_SH5 instead of
4704 current_function_anonymous_args.
4706 * sh64.h (TARGET_VERSION): Define.
4708 2002-02-20 David Edelsohn <edelsohn@gnu.org>
4710 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
4711 VRSAVE_REGNO on TARGET_ALTIVEC.
4713 2002-02-20 Alan Modra <amodra@bigpond.net.au>
4715 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
4716 bits of SImode const_int.
4717 (includes_rshift_p): Likewise.
4718 (print_operand): Call mask_operand and mask64_operand with correct
4720 (rs6000_output_function_epilogue): Pad traceback table to word.
4721 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
4722 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
4723 mask64_operand with correct mode.
4724 (FUNCTION_ARG_REGNO_P): Correct parentheses.
4726 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4729 * varasm.c (get_pool_constant_mark): New.
4730 * rtl.h (get_pool_constant_mark): Add prototype.
4731 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
4732 be represented if it has not been output.
4734 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4736 * combine.c (do_SUBST): Sanity check substitutions of
4737 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
4738 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
4739 CONST_INT into its operand.
4740 (known_cond): Likewise, for ZERO_EXTEND.
4741 * simplify-rtx.c (simplify_unary_operation): Fix condition to
4742 allow for simplification of wide modes. Reject CONST_INTs in
4743 ZERO_EXTEND when their actual mode is not given.
4745 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4747 * c-decl.c (pushdecl): If no global declaration is found for an
4748 extern declaration in block scope, try a limbo one.
4750 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4753 * c-common.c (pointer_int_sum): Moved from...
4754 * c-typeck.c (pointer_int_sum): ...here.
4755 * c-common.h (pointer_int_sum): Add prototype.
4757 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4760 * c-decl.c (duplicate_decls): Return 0 if issued error about
4763 2002-02-20 Roger Sayle <roger@eyesopen.com>
4764 Jakub Jelinek <jakub@redhat.com>
4767 * tree.c (host_integerp): Ensure that the constant integer is
4768 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
4769 when pos is zero or non-zero respectively. Clarify comment.
4770 * c-format.c (check_format_info_recurse): Fix host_integerp
4771 usage; the pos argument should be zero when assigning to a
4772 signed HOST_WIDE_INT.
4774 2002-02-20 Richard Henderson <rth@redhat.com>
4776 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
4777 of the operand, rather than assuming TImode.
4778 (ix86_expand_binop_builtin): Cope with commutative patterns
4779 using nonimmediate_operand for both operands.
4780 (ix86_expand_timode_binop_builtin): Likewise.
4781 (ix86_expand_store_builtin): Validate operand 1.
4782 (ix86_expand_unop1_builtin): Likewise.
4784 2002-02-20 Philip Blundell <philb@gnu.org>
4787 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
4789 2002-02-20 Richard Henderson <rth@redhat.com>
4792 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
4794 2002-02-20 Tom Tromey <tromey@redhat.com>
4796 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4797 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4798 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4799 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4800 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
4803 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
4805 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
4806 for (const_int 0) in X not just INTVAL.
4808 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
4810 * doc/extend.texi: Avoid or reduce overfull hboxes.
4812 2002-02-20 Diego Novillo <dnovillo@redhat.com>
4814 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
4815 operations if the field does not start at a mode boundary.
4817 2001-02-20 Joel Sherrill <joel@OARcorp.com>
4819 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
4820 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
4821 Also done for -Acpu and -Amachine.
4823 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
4825 * cppinit.c (init_dependency_output): Take deps output file
4826 from -o if none given with -MF. Suppress normal output.
4827 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
4828 * doc/cpp.texi, doc/invoke.texi: Update.
4830 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4832 * toplev.c (output_quoted_string): Write unprintable
4833 characters with octal escapes.
4835 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4837 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
4838 really_call_used[VRSAVE_REGNO] if not Altivec.
4840 2002-02-19 Alan Modra <amodra@bigpond.net.au>
4842 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
4844 (constant_pool_expr_1): Fix formatting.
4845 (rs6000_legitimize_reload_address): Likewise.
4847 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4849 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
4850 now that we have one.
4852 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4854 * tree.h (struct tree_common): Remove aux. Add unused_0 at
4855 end of first block of bitfields (which was only seven bits);
4856 rename dummy to unused_1; remove comment which is no longer true.
4858 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4860 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
4862 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4865 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
4869 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
4870 arm_is_longcall_p rather than inspecting call-type cookie
4872 (call_value_insn) [TARGET_THUMB]: Likewise.
4874 2002-02-19 Graham Stott <grahams@redhat.com>
4876 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
4878 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4880 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
4881 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
4882 (FP_SAVE_INLINE): Delete.
4884 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
4885 * config/rs6000/eabi.asm: Remove ABI save restore routines.
4886 * config/rs6000/t-ppccomm: Build crtsavres.o.
4887 * config/rs6000/crtsavres.asm: New file.
4889 2002-02-19 Philip Blundell <philb@gnu.org>
4891 * config/arm/arm.c (use_return_insn): Don't reject interrupt
4893 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
4894 (output_return_instruction): Allow interrupt functions to return with
4895 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
4896 (arm_expand_prologue): Subtract 4 before stacking LR in an
4899 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4901 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
4902 decl, not just FUNCTION_DECL.
4903 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
4904 (arm_assemble_integer): Likewise.
4905 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
4908 2002-02-19 matthew green <mrg@eterna.com.au>
4910 * config.gcc (sparc-*-netbsdelf*): Enable target.
4911 (sparc64-*-netbsd*): New target.
4912 * config/sparc/netbsd-elf.h: New file.
4913 * config/sparc/t-netbsd64: New file.
4915 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4917 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
4919 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
4921 * doc/invoke.texi: explicitly list the style guidelines that
4922 -Weffc++ checks for.
4924 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
4926 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
4928 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
4931 * gcc.c (cpp_unique_options): Treat -o as indicating object file
4932 only if not -E. If -E, pass -o through to the preprocessor.
4934 2002-02-19 Kazu Hirata <kazu@hxi.com>
4936 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
4937 register number with an appropriate macro.
4939 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4941 * doc/rtl.texi (Constants): Close @code tag.
4943 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
4945 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
4946 ("mmx_uavgv4hi3"): Same.
4947 ("pmulhrwv4hi3"): Same.
4949 * tree-inline.c (walk_tree): Handle vectors.
4951 * c-common.c (constant_expression_warning): Handle vectors.
4952 (overflow_warning): Same.
4954 * sched-deps.c (sched_analyze_2): Handle vectors.
4956 * rtlanal.c (rtx_unstable_p): Handle vectors.
4957 (rtx_varies_p): Same.
4958 (count_occurrences): Same.
4959 (regs_set_between_p): Same.
4960 (modified_between_p): Same.
4961 (modified_in_p): Same.
4962 (volatile_insn_p): Same.
4963 (volatile_refs_p): Same.
4964 (side_effects_p): Same.
4966 (inequality_comparisons_p): Same.
4967 (replace_regs): Same.
4968 (computed_jump_p_1): Same.
4970 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
4972 (inner_mode_array): New.
4973 (copy_rtx): Handle vectors.
4974 (copy_most_rtx): Same.
4975 (rtx_equal_p): Same.
4976 (get_mode_alignment): Adjust for vectors.
4978 * resource.c (mark_referenced_resources): Handle vectors.
4979 (mark_set_resources): Same.
4981 * reload1.c (eliminate_regs): Handle vectors.
4982 (elimination_effects): Same.
4983 (scan_paradoxical_subregs): Same.
4985 * reload.c (subst_reg_equivs): Handle vectors.
4987 * regrename.c (scan_rtx): Handle vectors.
4989 * regclass.c (reg_scan_mark_refs): Handle vectors.
4991 * recog.c (find_single_use_1): Handle vectors.
4993 * local-alloc.c (equiv_init_varies_p): Handle vectors.
4994 (contains_replace_regs): Same.
4995 (memref_referenced_p): Same.
4997 * integrate.c (copy_rtx_and_substitute): Handle vectors.
4998 (subst_constants): Same.
5000 * genattrtab.c (attr_copy_rtx): Handle vectors.
5001 (encode_units_mask): Same.
5002 (clear_struct_flag): Same.
5003 (count_sub_rtxs): Same.
5005 * gcse.c (want_to_gcse_p): Handle vectors.
5006 (oprs_unchanged_p): Same.
5007 (hash_expr_1): Same.
5008 (oprs_not_set_p): Same.
5009 (expr_killed_p): Same.
5010 (compute_transp): Same.
5011 (store_ops_ok): Same.
5013 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5015 (fixup_var_refs_1): Same.
5016 (instantiate_virtual_regs_1): Same.
5018 * fold-const.c (operand_equal_p): Handle vectors.
5020 (rtl_expr_nonnegative_p): Same.
5022 * flow.c (mark_used_regs): Handle vectors.
5024 * df.c (df_uses_record): Handle vectors.
5026 * cselib.c (cselib_subst_to_values): Handle vectors.
5027 (cselib_mem_conflict_p): Same.
5030 * cse.c (canon_reg): Handle vectors.
5032 (cse_process_notes): Same.
5033 (count_reg_usage): Same.
5036 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5038 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5040 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5041 (gen_rtx): Handle CONST_VECTOR.
5042 (gen_const_vector_0): New.
5043 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5044 (reset_used_flags): Same.
5045 (copy_insn_1): Same.
5046 (initializer_constant_valid_p): Handle VECTOR_CST.
5048 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5050 * doc/rtl.texi (Constants): Document const_vector.
5051 (CONST0_RTX): Update for vectors.
5052 (RTL sharing): Same.
5054 * print-tree.c (print_node): Add case for VECTOR_CST.
5056 * tree.h (TREE_VECTOR_CST_ELTS): New.
5057 (struct tree_vector): New.
5058 (union tree_node): Add vector node.
5059 (build_vector): Add prototype.
5061 * tree.def (VECTOR_CST): New.
5063 * tree.c (build_vector): New.
5065 * expmed.c (make_tree): Handle CONST_VECTOR.
5067 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5068 (CONST_VECTOR_ELT): New.
5069 (CONST_VECTOR_NUNITS): New.
5071 * machmode.h (GET_MODE_INNER): New.
5072 (DEF_MACHMODE): Accept 8th arg.
5074 * machmode.def: Add 8th argument for vector inner mode.
5075 Add inner vector modes for vectors.
5077 * rtl.def (VEC_CONST): Remove.
5078 (CONST_VECTOR): New.
5080 * expr.c (clear_storage): Allow vectors.
5081 (is_zeros_p): Handle VECTOR_CST.
5083 * varasm.c (output_constant_pool): Handle vectors.
5084 (rtx_const): Add veclo and vechi fields.
5085 (kind): Add RTX_VECTOR.
5086 (decode_rtx_const): Add case for vector.
5088 * config/rs6000/rs6000-protos.h: Add zero_constant.
5090 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
5091 constants. Force easy vector constants into memory.
5092 (easy_vector_constant): New.
5093 (emit_easy_vector_constant): New.
5094 (rs6000_legitimize_reload_address): Do not generate bad reloads on
5097 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
5099 ("altivec_lvxl"): Same.
5100 (altivec_lvebx): Same.
5101 (altivec_lvehx): Same.
5102 (altivec_lvewx): Same.
5103 ("*movv4si_const0"): New.
5104 ("*movv4sf_const0"): New.
5105 ("*movv8hi_const0"): New.
5106 ("*movv16qi_const0"): New.
5108 2002-02-18 Kazu Hirata <kazu@hxi.com>
5110 * config/h8300/h8300.c (notice_update_cc): Use
5113 2002-02-18 Kazu Hirata <kazu@hxi.com>
5115 * config/h8300/h8300.md (divmod patterns): Change the
5116 constraints for operands[1] to register_operand.
5118 2002-02-18 Kazu Hirata <kazu@hxi.com>
5120 * config/h8300/h8300-protos.h: Remove the prototype for
5122 * config/h8300/h8300.c (p_operand): Remove.
5123 * config/h8300/h8300.md: Replace p_operand with
5126 2002-02-18 Philip Blundell <pb@nexus.co.uk>
5128 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
5130 (output_return_instruction): Allow use of LDR to unstack
5131 return addresss even for interrupt handlers or when
5132 interworking. If compiling for ARMv5, use interworking-safe
5133 return instructions by default. Remove duplicated code and
5134 lengthy "strcat" sequences.
5136 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5138 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
5139 (LINK_EH_SPEC): Define.
5140 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
5142 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5144 * config/s390/s390.c (s390_emit_prologue): Do not set the
5145 frame_related flag for call-clobbered registers.
5147 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
5149 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
5150 (construct_container): Fix handling of SSE operands.
5151 (ix86_expand_builtin): Fix handling of 64bit pointers.
5152 (mmx_maskmovq_rex): New pattern.
5154 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
5156 * regrename.c (kill_set_value): Handle subregs properly.
5158 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
5160 * objc/objc-act.c (handle_impent): Remove leading '*'
5161 from objc_class_name.
5163 2002-02-17 Richard Henderson <rth@redhat.com>
5165 * config/alpha/alpha.c (some_small_symbolic_operand,
5166 some_small_symbolic_operand_1, split_small_symbolic_operand,
5167 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
5168 Handle small SYMBOL_REFs anywhere, not just inside memories.
5169 * config/alpha/alpha-protos.h: Update.
5170 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5171 * config/alpha/alpha.md (small symbolic operand splitter): Update.
5173 2002-02-17 Roland McGrath <roland@frob.com>
5175 * config.gcc (powerpc-*-gnu-gnualtivec*,
5176 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
5177 * config/rs6000/gnu.h: New file.
5178 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
5179 Grok "gnu" in rs6000_abi_name.
5180 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5181 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5182 Grok -mcall-gnu analogous to -mcall-linux et al.
5183 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5184 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5185 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5187 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5190 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5193 2002-02-17 Philipp Thomas <pthomas@suse.de>
5195 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5196 ENDFILE_SPEC before (re)defining them.
5198 2002-02-17 Kazu Hirata <kazu@hxi.com>
5200 * config/h8300/h8300.c: Fix formatting.
5201 * config/h8300/h8300.h: Likewise.
5203 2002-02-17 Philipp Thomas <pthomas@suse.de>
5205 * doc/tm.texi: Explain why empty strings should not be
5206 marked for translation.
5208 2002-02-17 Philipp Thomas <pthomas@suse.de>
5210 * final.c (output_operand_lossage): Changed to accept
5211 printf style arguments. Change calls where necessary.
5212 * output.h (output_operand_lossage): Change declaration
5213 accordingly. Update copyright.
5214 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5215 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5216 Update copyright date where necessary.
5218 * config/i386/i386.c (print_operand): Likewise. Remove use of
5221 * config/cris/cris.c (cris_operand_lossage): Likewise.
5222 Rename parameter so that exgettext recognizes it as
5223 translatable message.
5224 (LOSE_AND_RETURN): Rename parameter to msgid.
5226 2002-02-17 Kazu Hirata <kazu@hxi.com>
5228 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5229 hard coded register number with an appropriate macro.
5230 (HARD_REGNO_MODE_OK): Likewise.
5231 (ARG_POINTER_REGNUM): Likewise.
5232 (STATIC_CHAIN_REGNUM): Likewise.
5233 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5234 * config/h8300/h8300.md (define_constants): Define more
5237 2002-02-17 Philipp Thomas <pthomas@suse.de>
5239 * config/i386/i386.h: Don't mark empty strings for translation.
5241 2002-02-16 H.J. Lu <hjl@gnu.org>
5243 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5245 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5247 * cppinit.c (merge_include_chains): Check for brack being
5248 NULL before attempting to merge it with qtail.
5250 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5252 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5255 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5257 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5259 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5261 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5262 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5263 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5265 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5267 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5268 now only if !TARGET_FIX.
5269 (*movsi_nt_vms_fix): New pattern.
5271 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5273 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5274 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5275 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5276 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5277 (alpha_start_function, alpha_expand_epilogue): Likewise.
5278 (unicosmk_gen_dsib): Likewise.
5280 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5282 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5284 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5286 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5287 check_and_change_labels, s390_final_chunkify): Delete.
5288 (s390_split_branches, s390_chunkify_pool): New functions.
5289 (s390_function_prologue): Call them.
5291 * config/s390/s390.h (S390_REL_MAX): Delete.
5292 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5294 * config/s390/s390.md (cjump, icjump, jump): Fix length
5295 attribute calculation.
5298 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5300 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5301 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5303 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5305 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5306 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5307 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5309 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5311 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5313 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5315 * reload.c (find_dummy_reload): Check that an output register
5316 is valid for its mode.
5318 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5320 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5323 * function.c (assign_parms): Demote promoted argument passed by
5324 transparent reference.
5326 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5328 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5329 -Acpu() and -Amachine() to eliminate warnings.
5331 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5333 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5335 2002-02-14 Kazu Hirata <kazu@hxi.com>
5337 * config/h8300/h8300-protos.h: Update the prototype for
5339 * config/h8300/h8300.c (const_costs): Treat SET as a little
5340 more expensive operation.
5341 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5342 reference to const_costs.
5344 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5346 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5348 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5351 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5352 use arguments from newtype.
5354 2002-02-13 Eric Christopher <echristo@redhat.com>
5356 * config/mips/mips.c (override_options): Add check for march/mipsX
5357 on the same command line. Fix error message in cpu processing.
5358 Remove architecture and ISA checks.
5360 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5362 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5364 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5366 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5368 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5370 ("*movv8hi_internal1"): Same.
5371 ("*movv16qi_internal1"): Same.
5372 ("*movv4sf_internal1"): Same.
5374 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5375 not push_reload for altivec modes.
5377 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5379 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5380 all RTEMS targets including removal of #includes from config/*/rtems*.h
5381 file and adding them to tm_file setting. Added xm_defines=POSIX to
5383 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5384 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5385 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5386 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5387 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5388 config/m68k/rtemself.h: Ditto.
5389 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5390 config/mips/rtems64.h: Ditto.
5391 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5392 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5394 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5395 config/sparc/rtemself.h: Ditto.
5396 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5397 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5398 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5400 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5401 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5402 target made more similar to i386-elf.
5403 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5404 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5405 be similar to config/m68k/t-m68kelf.
5406 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5408 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5410 * regmove.c (kill_value): Handle subregs.
5412 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5414 * i386.md (mul patterns): Allow memory operand to be first;
5415 add expanders where needed; fix constraints.
5416 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5417 Allow memory operand to be the first.
5419 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5422 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5425 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5428 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5430 PR optimization/5547:
5431 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5432 all valid IA-32 address modes involving non-scaled %ebx and
5433 GOT/GOTOFF as displacement.
5435 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5437 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5438 after emitting ltorg insns.
5440 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5441 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5442 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5443 *abssf2): Fix "op_type" attribute.
5445 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5447 * mkconfig.sh: Avoid using a subshell redirect.
5448 ($output.T): Change to $(output)T.
5449 (ENABLE_NLS): Remove unneeded undef.
5451 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5452 * config/alpha/x-vms (libsubdir): Define.
5454 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5455 register frame procedures. Optimize retrieving context.
5457 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5458 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5459 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5461 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5463 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5464 Make same change as for find_base_value.
5466 2002-02-13 Kazu Hirata <kazu@hxi.com>
5468 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5469 of QImode and SImode.
5471 2002-02-13 Kazu Hirata <kazu@hxi.com>
5473 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5474 length computation of movsi.
5475 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5477 2002-02-13 Kazu Hirata <kazu@hxi.com>
5479 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5480 operands[2] to register_operand.
5482 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5484 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5486 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5488 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5489 for altivec_lvx* and altivec_stvx*.
5490 ("*movv4si_internal"): Add constraint for loading from GPRs.
5491 ("*movv8hi_internal1"): Same.
5492 ("*movv16qi_internal1"): Same.
5493 ("*movv4sf_internal1"): Same.
5495 * config/rs6000/rs6000.c (altivec_register_operand): New.
5497 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5498 altivec_register_operand.
5500 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5502 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5505 2002-02-13 Stan Shebs <shebs@apple.com>
5507 * c-typeck.c (digest_init): Handle vectors.
5508 (really_start_incremental_init): Same.
5509 (pop_init_level): Same.
5510 (process_init_element): Same.
5512 * varasm.c (output_constant): Same.
5514 * expr.c (clear_storage): Same.
5515 (store_constructor): Same.
5517 2002-02-12 Eric Christopher <echristo@redhat.com>
5519 * explow.c (hard_function_value): Add comment explaining
5520 signed/unsigned comparison.
5522 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5524 * jump.c (never_reached_warning): Add finish argument.
5525 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5526 real insn after end.
5527 * rtl.h (never_reached_warning): Adjust prototype.
5528 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5529 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5530 never_reached_warning.
5532 2002-02-12 Graham Stott <grahams@redhat.com>
5534 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5536 2002-02-12 Kazu Hirata <kazu@hxi.com>
5538 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5539 logical shifts on H8/300.
5540 (shift_alg_si): Improve several shifts on H8/300.
5541 (get_shift_alg): Likewise.
5543 2002-02-12 Graham Stott <grahams@redhat.com>
5545 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5547 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5549 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5550 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5552 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5554 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5555 non-CONST_INT through default_assemble_integer.
5556 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5557 <case 8>: Abort for CONST_DOUBLE.
5559 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5561 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5563 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5564 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5566 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5568 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5570 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5572 * regrename.c (regrename_optimize): Don't accept a
5573 part-clobbered register if the replaced register is not part
5576 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5577 take padding into account when computing the argument value.
5579 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5581 * combine.c (try_combine): Apply substitutions in
5582 CALL_INSN_FUNCTION_USAGE too.
5584 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5586 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5587 __builtin_altivec_abs*.
5590 * config/rs6000/rs6000.h (rs6000_builtins): Add
5591 ALTIVEC_BUILTIN_ABS*.
5593 * config/rs6000/altivec.h: Use const char for builtins expecting
5595 (vec_abs): New versions for C and C++.
5598 2002-02-10 Kazu Hirata <kazu@hxi.com>
5600 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5603 2002-02-10 Kazu Hirata <kazu@hxi.com>
5605 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5606 constant definition from h8300.md.
5607 (FRAME_POINTER_REGNUM): Likewise.
5608 * config/h8300/h8300.md (define_constants): Add FP_REG.
5610 2002-02-10 Kazu Hirata <kazu@hxi.com>
5612 * config/h8300/h8300.c (print_operand): Remove redundant code.
5614 2002-02-10 Kazu Hirata <kazu@hxi.com>
5616 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5617 * config/h8300/h8300.c (byte_reg): Make it static.
5619 2002-02-10 Richard Henderson <rth@redhat.com>
5622 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5624 2002-02-10 Richard Henderson <rth@redhat.com>
5627 * tree.c (append_random_chars): Don't abort if main_input_filename
5630 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5632 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5634 2002-02-10 Kazu Hirata <kazu@hxi.com>
5636 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5637 (pushhi1): Likewise.
5639 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5641 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5642 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5644 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5646 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5648 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5650 2002-02-09 Kazu Hirata <kazu@hxi.com>
5652 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5653 a half of an SImode register on H8/300.
5655 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5657 * i386.md (movdi_2): Add missing '!'.
5659 2002-02-09 Kazu Hirata <kazu@hxi.com>
5661 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5664 2002-02-09 Kazu Hirata <kazu@hxi.com>
5666 * config/h8300/h8300.md (length): Correct the distance valid
5667 for the short branch.
5669 2002-02-09 Kazu Hirata <kazu@hxi.com>
5671 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5673 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5675 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5676 registers in SImode.
5677 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5680 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5683 Contribute sh64-elf.
5684 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5685 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5686 (sh_cannot_modify_jumps_p): New function.
5687 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5688 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5689 (sh_ms_bitfield_layout_p): New function.
5690 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
5691 Zack Weinberg <zack@codesourcery.com>
5692 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
5693 expand_simple_binop instead of expand_binop.
5694 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
5695 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
5696 use of .quad and .uaquad.
5697 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
5698 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
5699 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5700 * config/sh/sh.md (movdi_const, movdi_const_32bit,
5701 movdi_const_16bit): Make sure all CONSTs have modes.
5702 (sym2PIC): Ditto, but by adjusting all callers.
5703 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
5704 if the prologue calls the SHmedia argument decoder or register
5706 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5707 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
5708 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
5709 (sh_expand_epilogue): Don't emit USE of return target register.
5710 (prepare_move_operands): Legitimize DImode PIC addresses.
5711 (sh_media_register_for_return): Skip tr0, used to initialize the
5713 (sh_expand_prologue): Remove explicit USE of return register.
5714 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
5715 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
5716 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
5717 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
5718 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
5720 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
5721 (MOVI_SHORI_BASE_OPERAND_P): New.
5722 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
5723 (EXTRA_CONSTRAINT_T): Define in terms of them.
5724 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
5725 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
5726 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
5727 alternatives supporting TARGET_REGS.
5728 (UNSPEC_GOTPLT): New constant.
5729 (movdi split): Move incrementing of LABEL_NUSES...
5730 (movdi_const, movdi_const_32bit): Here. Use
5731 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
5732 (movdi_const_16bit): New.
5733 (call, call_value) [flag_pic]: Use GOTPLT.
5734 (call_pop, call_value_pop): New expands.
5735 (call_pop_compact, call_pop_rettramp): New insns.
5736 (call_value_pop_compact, call_value_pop_rettramp): New insns.
5737 (sibcall) [flag_pic]: Use GOT.
5738 (builtint_setjmp_receiver): Remove bogus, unused expand.
5739 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
5740 (*pt, *ptb, ptrel): New insns.
5741 (sym2GOT): Handle DImode GOT.
5742 (sym2GOTPLT, symGOTPLT2reg): New expands.
5743 (sym2PIC): New expand.
5744 (shcompact_return_tramp): Use GOTPLT to return trampoline.
5745 (shcompact_return_tramp_i): Use return register explicitly.
5746 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
5747 disable flag_reorder_blocks.
5748 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5749 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
5750 clobbers, for clarity.
5751 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
5752 restoring of r0 in macl as MAYBE_DEAD.
5753 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
5754 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
5755 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
5756 alter_subreg all over.
5757 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
5758 reload, instead of emitting instructions that would require
5760 (casesi_load_media): Add missing modes.
5761 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
5762 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
5763 as used if the argument decoder is called.
5764 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5765 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
5766 Pmode, then extend it to DImode if necessary.
5767 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5768 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
5769 constants in FPU-enabled SHmedia, let them be loaded from memory.
5770 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5771 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
5772 Adjust whitespace in assembly output templates.
5773 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5774 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
5775 mode of if_then_else.
5776 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
5777 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
5779 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
5780 Joern Rennecke <amylaar@redhat.com>
5781 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
5782 (SUBTARGET_CPP_PTR_SPEC): New.
5783 (SUBTARGET_CPP_SPEC): Remove.
5784 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5785 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5786 Fix typo in previous checkin.
5787 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
5788 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
5789 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
5790 Alexandre Oliva <aoliva@redhat.com>
5791 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
5792 what single FP register can hold for SHmedia target.
5793 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5794 Alexandre Oliva <aoliva@redhat.com>
5795 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5796 Do not split into SUBREG.
5797 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
5798 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
5799 and added new functions as specified in SH5 ABI r9.
5800 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
5801 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
5803 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
5804 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
5805 gen_consttable_4 and gen_consttable_8. Emit multiple labels
5806 and consttable_window_ends.
5807 2001-06-03 Graham Stott <grahams@redhat,com>
5808 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
5809 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
5810 * config/sh/sh.c (print_operand): Handle floating-point pair,
5811 vector and matrix registers.
5812 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
5813 vector modes into account.
5814 * config/sh/sh.md (movv2sf): Split move between registers into
5816 (movv4sf, movv16sf): Introduce insns that get split only after
5818 * config/sh/shmedia.h: Fix Copyright dates.
5819 * config/sh/ushmedia.h: Likewise. Move loop counter
5820 declarations into conditionals that uses them.
5821 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
5823 * config/sh/sshmedia.h: Fix Copyright dates.
5824 (sh_media_PUTCFG): Fix constraints.
5825 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
5826 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
5827 ptrmemfunc_vbit_in_delta for SH5.
5828 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
5829 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
5830 * invoke.texi: Likewise.
5831 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5832 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
5833 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
5834 GCC_pop_shmedia_regs_nofpu): New global symbols.
5835 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
5836 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
5837 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
5838 compact function with nonlocal labels.
5839 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
5840 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
5841 (initial_elimination_offset): Account for their stack space.
5842 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
5843 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
5844 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
5845 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
5846 least one of the operands to be a register.
5847 (movv2sf): Likewise. Renamed to movv2sf_i.
5848 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
5849 prepare_move_operands() before emitting SHmedia insns.
5850 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5851 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
5852 Don't save nor initialize r12. Don't mis-align the stack.
5853 Pad the code with a nop.
5854 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
5856 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
5857 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
5858 [__SHMEDIA__]: Implement.
5859 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
5860 * config/sh/sh.md: Set latency of `pt' closer to reality.
5861 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
5862 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
5863 Set move, load and store type attributes.
5864 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
5865 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
5867 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
5868 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
5869 * config/sh/sh.c (sh_media_register_for_return): New function.
5870 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
5871 branch-target register.
5872 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
5873 * config/sh/sh.md (return_media_i): Use any call-clobbered
5874 branch-target register.
5875 (return_media): If r18 wasn't copied in the prologue, copy it
5877 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
5878 Clear class FP0_REGS.
5879 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
5881 2001-03-08 DJ Delorie <dj@redhat.com>
5882 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
5883 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
5884 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
5885 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5886 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
5887 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
5888 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
5889 return value correctly for call_cookie.
5890 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5891 * config/sh/crt1.asm (start): Modified so as to call
5892 ___setup_argv_and_call_main.
5893 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
5894 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
5896 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
5897 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
5898 (STRIP_NAME_ENCODING): Use it.
5899 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
5900 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5901 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
5902 prepare_scc_operands().
5903 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
5904 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
5905 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
5906 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
5907 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5908 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
5909 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
5910 used in shcompact_incoming_args.
5911 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
5913 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
5915 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
5917 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5918 Simplify. Adjust. Add sanity check.
5919 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
5921 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
5923 (udivsi3, divsi3): Use them.
5924 (force_mode_for_call): New insn.
5925 (call, call_value, sibcall_value): Emit it before SHcompact
5927 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5928 * config/sh/sh.md (call, call_value, sibcall): Make sure the
5929 call cookie is non-NULL before taking its value.
5930 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
5931 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
5932 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5933 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
5935 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
5936 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
5937 temporary for stack adjusts. Use MACL and MACH to pass
5938 arguments to shcompact_incoming_args.
5939 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
5941 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
5942 (nested_trampoline): Load static chain address into r1.
5943 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
5944 2001-01-07 Alexandre Oliva <aoliva@redhat.com
5945 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
5946 fp_arith_reg_operand().
5947 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
5948 * config/sh/sh.md (casesi): Sign-extend the first two operands,
5949 and use signed compares for them.
5950 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
5951 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
5952 ones properly aligned.
5953 (find_barrier): Account for extra alignment needed for 8-byte wide
5955 (machine_dependent_reorg): Require a label for the second 4-byte
5956 constant after an 8-byte one.
5957 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
5959 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5960 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
5961 last_float when switching float modes.
5962 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
5963 auto-increment for general-purpose registers.
5964 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
5966 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
5968 * config/sh/sh.c (sh_builtin_saveregs): Support using all
5969 registers for varargs.
5970 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5971 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
5972 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
5973 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
5974 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
5975 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
5976 call_cookie accordingly.
5977 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
5978 (SHCOMPACT_BYREF): Likewise.
5979 (SHCOMPACT_FORCE_ON_STACK): New macro.
5980 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
5981 (sh_builtin_saveregs): Likewise.
5982 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5983 shcompact_incoming_args): Use new shift values. Support
5984 sequences of consecutive and non-consecutive pushes/pops.
5985 * config/sh/sh.md (return): Don't explicitly use PR_REG.
5986 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
5987 * config/sh/sh.h (TEXT_SECTION): Define.
5988 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
5989 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5990 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
5991 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
5992 return values on FPU-enabled SHmedia.
5993 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
5994 FPU-enabled SHmedia.
5995 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
5996 value is returned in a non-FP reg and is not returned by
5998 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6000 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6001 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6002 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6003 quad-aligned to be passed by callee-copy reference.
6004 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6005 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6006 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6007 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6008 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6009 copying low-numbered FP regs to r7 and r8.
6010 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6011 FP regs to general-purpose regs only if the copy was passed on the
6013 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6014 copying FP reg to r9.
6015 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6016 copy FP regs to general-purpose regs only in outgoing calls.
6017 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6018 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6020 * config/sh/sh.h (struct sh_args): Document all fields.
6021 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6022 passed partially on the stack should not consider making
6024 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6025 stack_regs only for incoming calls. When passing FP args,
6026 make sure there are FP regs available before modifying
6028 (SHCOMPACT_BYREF): Pass double args in general-purpose
6029 registers by reference.
6030 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6031 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6032 attempt to generate sibcalls if the caller got any arguments
6034 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6035 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6036 to 8-byte boundaries.
6037 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6038 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6039 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6040 stored in the stack.
6041 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6042 for the offsets to have the ISA bit set.
6043 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6044 invocation. Use beq instead of bgt to mark end of sequence of
6046 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6047 bgt to mark end of sequence of stores.
6048 * config/sh/sh.c (arith_operand): Don't check whether
6049 CONST_OK_FOR_J for now.
6050 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6051 instead of long for conversion.
6052 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6053 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6054 before passing it to fprintf.
6055 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6056 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6057 Call set_fpscr before reading/writing SR.
6058 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6060 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6062 (FMOVD_WORKS): Define on SH5 with FPU.
6063 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6065 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6067 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6068 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6070 (ia_main_table): Ditto.
6071 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6072 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6073 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6074 the definitions from sh.h.
6075 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6077 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6078 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
6079 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6080 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
6081 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
6082 Increment LABEL_NUSES.
6084 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
6086 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
6088 * config/sh/elf.h (SIZE_TYPE): Likewise.
6089 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
6090 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6091 shcompact_incoming_args): Load switch table addresses using
6093 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6094 (NO_BUILTIN_SIZE_TYPE): Define.
6095 (SIZE_TYPE): Don't define.
6096 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
6097 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
6098 definition of __SH5__=32 for -m5-compact-nofpu.
6099 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
6101 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
6102 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
6103 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
6104 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
6105 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
6106 (INSN_LENGTH_ALIGNMENT): Likewise.
6107 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6108 * config/sh/sh.md (call, call_value, sibcall): Simplify
6109 copying of non-branch-target register.
6110 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6111 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
6112 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
6113 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
6114 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
6115 floating-point values as structs.
6116 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
6117 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
6118 general-purpose register.
6119 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
6120 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6121 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
6122 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
6123 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
6124 (ENCODE_SECTION_INFO): Enclose variables and constants in
6126 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
6127 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
6128 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
6129 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
6130 only for LABEL_REFs. For SYMBOL_REFs, prepend
6131 SH_DATALABEL_ENCODING to the symbol name.
6132 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
6134 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
6135 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
6137 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
6138 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
6139 (DATALABEL_REF_P): Don't require CONST.
6140 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
6142 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
6143 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
6145 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6146 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
6147 Use shallow_copy_rtx and PUT_MODE to change the mode of
6148 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
6149 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
6150 on SHmedia using GENERAL_REGs.
6151 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6152 bltu_media_i): Fix reversion of conditions.
6153 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
6154 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
6155 * config/sh/sh.c (output_far_jump): Save r13 in macl.
6156 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
6157 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
6158 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
6159 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
6160 (GCC_nested_trampoline): Likewise.
6161 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
6162 * config/sh/sh.c (gen_datalabel_ref): Define.
6163 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
6164 (INITIALIZE_TRAMPOLINE): Likewise.
6165 (TRAMPOLINE_ADJUST_ADDRESS): Define.
6166 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
6167 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
6168 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
6169 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
6170 (ic_invalidate): Adjust for SH5.
6171 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
6172 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
6174 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
6175 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
6176 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
6177 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6178 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
6179 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6180 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6181 * config/sh/sh.c (target_reg_operand): Match only target-branch
6182 registers and pseudos that aren't virtual registers.
6183 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6184 Copy operands that don't match target_reg_operand to pseudos.
6185 (call_media, call_value_media, sibcall_media): Use
6186 target_reg_operand instead of target_operand.
6187 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6188 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6189 * config/sh/sh.c (target_reg_operand): Match hardware registers
6190 other than branch-target registers.
6191 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6192 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6193 (fpscr_values) [SH5 == 32]: Define.
6194 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6195 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6196 Handle function addresses coming in SUBREGs.
6197 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6198 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6199 shcompact_return_trampoline): Use datalabel where appropriate.
6200 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6201 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6202 general-purpose register to copy one branch-target register to
6204 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6205 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6206 SYMBOL_REFs with VOIDmode.
6207 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6208 bltu_media_i): New insns.
6209 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6210 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6211 (INIT_CUMULATIVE_ARGS): Likewise.
6212 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6213 * machmode.def (V16SFmode): New mode.
6214 * c-common.c (type_for_mode): Support V2SF and V16SF.
6215 * tree.c (build_common_tree_nodes_2): Likewise.
6216 * tree.h (tree_index): Likewise.
6217 * calls.c (emit_call_1): Take args_so_far. Adjust all
6218 callers. Introduce CALL_POPS_ARGS.
6219 * tm.texi (CALL_POPS_ARGS): Document.
6220 * config/sh/crt1.asm: Implement in SHmedia mode.
6221 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6222 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6223 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6224 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6225 Implement divsi and udivsi in SHmedia mode. Introduce
6226 SHcompact trampolines.
6227 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6229 (regno_reg_class): Rewrite.
6230 (fp_reg_names): Remove.
6231 (sh_register_names, sh_additional_register_names): New.
6232 (print_operand): Added `u'. Support SUBREGs in addresses.
6233 Add parentheses around shifted CONSTs.
6234 (output_file_start): Output .mode and .abi directives.
6235 (shiftcosts, addsubcosts, multcosts): Adjust.
6236 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6237 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6238 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6239 bytes, not registers. Take into account the need for the
6240 SHcompact incoming args trampoline. Adjust all callers.
6241 (sh_expand_prologue): Take stack_regs into account. Call
6242 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6243 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6244 stack aligned as per SH5 ABI.
6245 (sh_builtin_saveregs): Support SH5 ABI.
6246 (sh_build_va_list, sh_va_start): Likewise.
6247 (initial_elimination_offset): Take alignment into account.
6248 Compute location of PR according to the SH5 stack frame.
6249 (arith_reg_operand): Reject branch-target registers.
6250 (shmedia_6bit_operand): New.
6251 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6252 (target_reg_operand): Match DImode only. Accept SUBREGs.
6253 (target_operand): New.
6254 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6255 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6256 SIBCALL_REGS for SHmedia.
6257 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6258 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6259 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6260 (TARGET_SWITCHES): New SH5 flags.
6261 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6262 VALID_REGISTER_P to disable unsupported registers.
6263 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6264 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6265 (FUNCTION_ARG_PADDING): Define.
6266 (FASTEST_ALIGNMENT): Adjust.
6267 (SH_REGISTER_NAMES_INITIALIZER): New.
6268 (sh_register_names): Declare.
6269 (DEBUG_REGISTER_NAMES): Define.
6270 (REGISTER_NAMES): Define based on sh_register_names.
6271 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6272 (sh_additional_register_names): Declare.
6273 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6274 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6275 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6276 (REGISTER_NATURAL_MODE): Define.
6277 (FIRST_PSEUDO_REGISTER): Adjust.
6278 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6279 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6280 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6281 (VECTOR_MODE_SUPPORTED_P): Define.
6282 (REG_CLASS_CONTENTS): Adjust.
6283 (SMALL_REGISTER_CLASSES): Adjust.
6284 (REG_ALLOC_ORDER): Adjust.
6285 (INDEX_REG_CLASS): Adjust.
6286 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6287 (CONST_OK_FOR_LETTER_P): Adjust.
6288 (PREFERRED_RELOAD_CLASS): Adjust.
6289 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6290 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6291 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6292 (FIRST_FP_PARM_REG): Adjust.
6293 (CALL_POPS_ARGS): Define.
6294 (FUNCTION_ARG_REGNO_P): Adjust.
6295 (struct sh_args): New fields.
6296 (GET_SH_ARG_CLASS): Adjust.
6297 (INIT_CUMULATIVE_ARGS): Adjust.
6298 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6299 (FUNCTION_ARG_ADVANCE): Adjust.
6300 (FUNCTION_ARG): Adjust.
6301 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6302 (FUNCTION_ARG_CALLEE_COPIES): Define.
6303 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6304 (STRICT_ARGUMENT_NAMING): Define.
6305 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6306 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6307 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6308 (SETUP_INCOMING_VARARGS): Adjust.
6309 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6310 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6311 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6312 (SUBREG_OK_FOR_INDEX_P): Adjust.
6313 (EXTRA_CONSTRAINT_S): Update.
6314 (EXTRA_CONSTRAINT_T): New.
6315 (EXTRA_CONSTRAINT): Adjust.
6316 (GO_IF_LEGITIMATE_INDEX): Adjust.
6317 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6318 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6320 (MAX_MOVE_MAX): Define.
6322 (CONST_COSTS): Adjust.
6323 (REGISTER_MOVE_COST): Adjust.
6324 (BRANCH_COST): Adjust.
6325 (TEXT_SECTION_ASM_OP): Adjust.
6326 (DBX_REGISTER_NUMBER): Adjust.
6327 (ASM_OUTPUT_DOUBLE_INT): New.
6328 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6329 (PREDICATE_CODES): Adjust.
6330 (PROMOTE_MODE): Adjust.
6331 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6332 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6333 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6334 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6335 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6336 (TR0_REG, TR1_REG, TR2_REG): New.
6337 (XD0_REG): Renumber.
6338 (UNSPEC_COMPACT_ARGS): New.
6339 (type): Added pt and ptabs.
6340 (length): Default to 4 on SHmedia. Default pt length to 12
6341 and 20 on SHmedia32 and SHmedia64, respectively.
6342 (pt): New function unit.
6343 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6344 Add whitespace between operands of SHmedia instructions.
6346 (adddi3_media, addsi3_media): Adjust constraints.
6347 (subsi3) [SHmedia]: Force operand 1 into a register.
6348 (udivsi3_i1_media, udivsi3_i4_media): New.
6349 (udivsi3): Support SHmedia.
6350 (divsi3_i1_media, divsi3_i4_media): New.
6351 (divsi3): Support SHmedia.
6352 (anddi3, iordi3, xordi3): Adjust constraints.
6353 (zero_extendhidi2, zero_extendqidi2): New.
6354 (extendsidi2, extendhidi2, extendqidi2): New.
6355 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6356 (pop_e, pop_fpul, pop_4): Likewise.
6357 (movsi_media): Support FP and BT registers.
6358 (movsi_media_nofpu): New. Adjust splits to DImode.
6359 (lduw, ldub): Renamed to zero_extend* above.
6360 (movqi_media): Fix typo.
6361 (movdi_media): Support FP and BT registers.
6362 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6363 (movdi_const_32bit): New.
6364 (shori_media): Require immediate operand. Use `u' for output.
6365 (movdf_media, movsf_media): Simplified.
6366 (movdf_media_nofpu, movsf_media_nofpu): New.
6367 (movdf, movsf): Adjust
6368 (movv2sf, movv2sf, movv16sf): New.
6369 (beq_media, beq_media_i): Adjust constraints. Don't use
6370 scratch BT register.
6371 (bne_media, bne_media_i): Likewise.
6372 (bgt_media, bgt_media_i): Likewise.
6373 (bge_media, bge_media_i): Likewise.
6374 (bgtu_media, bgtu_media_i): Likewise.
6375 (bgeu_media, bgeu_media_i): Likewise.
6376 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6377 bunordered): Emit jump insn. Force operands to registers when
6379 (jump_media, jump): Simplify.
6380 (call_compact, call_compact_rettramp): New.
6381 (call_value_compact, call_value_compact_rettramp): New.
6382 (call_media, call_value_media): Simplify.
6383 (sibcall_compact, sibcall_media): New.
6384 (call, call_value): Adjust for SHmedia and SHcompact.
6385 (sibcall, sibcall_value, untyped_call): Likewise.
6386 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6387 (indirect_jump): Adjust for SHmedia.
6388 (casesi_jump_media): New.
6389 (nop): Re-enable for SHmedia.
6390 (call_site): Restrict to SH1.
6391 (casesi): Adjust for SHmedia.
6392 (casesi_shift_media, casesi_load_media): New.
6393 (return): Explicitly use PR register. Call return trampoline
6395 (return_i): Explicitly use PR register.
6396 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6397 (return_media): Adjust.
6398 (shcompact_incoming_args): New.
6400 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6401 (movstrsi): Disable on SH5.
6402 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6403 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6404 (subsf3, subsf3_media): Likewise.
6405 (mulsf3, mulsf3_media, mac_media): Likewise.
6406 (divsf3, divsf3_media): Likewise.
6407 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6408 (floatsisf2, fux_truncsfsi2): Likewise.
6409 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6411 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6412 (cmpunsf_media, cmpsf): Likewise.
6413 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6414 (abssf2, abssf2_media): Likewise.
6415 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6416 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6417 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6418 (floatsidf2, fix_truncdfsi2): Likewise.
6419 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6421 (cmpeqdf_media, cmpgtdf_media): Likewise.
6422 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6423 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6424 (absdf2, absdf2_media): Likewise.
6425 (extendsfdf2, extendsfdf2_media): Likewise.
6426 (truncsfdf2, truncsfdf2_media): Likewise.
6427 * config/sh/sh64.h: New file.
6428 * config/sh/t-sh64: New file.
6429 * config/sh/shmedia.h: New file.
6430 * config/sh/ushmedia.h: New file.
6431 * config/sh/sshmedia.h: New file.
6432 * configure.in: Added sh64-*-elf.
6433 * configure: Rebuilt.
6434 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6435 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6436 (reg_class_from_letter): Use `b' for TARGET_REGS.
6437 (print_operand): Support `%M', `%m', `AND' and
6438 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6439 (andcosts): Adjust for SHmedia.
6440 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6442 (target_reg_operand): New function.
6443 * config/sh/sh-protos.h (target_reg_operand): Declare.
6444 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6445 FP registers on SH5.
6446 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6448 (TARGET_REGISTER_P): New macro.
6449 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6450 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6451 (EXTRA_CONSTRAINT_S): New macro.
6452 (EXTRA_CONSTRAINT): Adjust.
6453 (FLOAT_TYPE_SIZE): Define to 32.
6454 (Pmode): DImode on SHmedia.
6455 (CONST_COSTS): Adjust for SHmedia literals.
6456 (PREDICATE_CODES): Added target_reg_operand.
6457 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6458 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6459 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6460 (cmpdi): Accept SHmedia.
6461 (movdicc_false, movdicc_true): New insns.
6462 (movdicc): New expand.
6463 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6465 (addsi3_media): Match `S' constraint.
6466 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6467 (negdi2): Expand for SHmedia.
6468 (one_cmpldi2): New expand.
6469 (zero_extendsidi2): Change from expand to insn.
6470 (extendsidi2): Add constraints.
6471 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6472 LD/ST address. Fix SI immediate loading split.
6473 (movhi_media, movqi_media, lduw, ldub): New insns.
6474 (movhi, movqi): Accept SHmedia.
6475 (shori_media, movdi_media): Relax input constraints. Split
6477 (movdf_media, movsf_media): New insn. New split to movdi.
6478 (movdf, movsf): Match on SHmedia.
6479 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6480 bgeu_media): New insns and splits. New insns with `_i' suffix.
6481 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6482 (bunordered): New expand.
6483 (jump_compact): Renamed from `jump'.
6484 (jump_media): New insn.
6486 (call_media, call_value_media): New insns.
6487 (call, call_value): Adjust.
6488 (indirect_jump_compact): Renamed from `indirect_jump'.
6489 (indirect_jump_media): New insn.
6490 (indirect_jump): New expand.
6491 (untyped_call, return): Accept SHmedia.
6492 (return_media): New insn.
6493 (prologue, epilogue, blockage): Accept SHmedia.
6494 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6495 (sunordered): New expand.
6496 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6497 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6498 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6499 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6500 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6501 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6502 abssf2_media): New insns.
6503 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6504 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6505 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6506 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6507 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6508 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6509 absdf2_media): New insns.
6510 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6511 (extendsfdf2_media, truncdfsf2_media): New insns.
6512 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6513 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6514 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6515 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6516 * config/sh/sh.md (adddi3): New expand.
6517 (adddi3_media, adddi3z_media): New insns.
6518 (adddi3_compact): Renamed from adddi3.
6519 (addsi3_media): Use add.l r63 to add constant zero.
6520 (subdi3): New expand.
6521 (subdi3_media): New insn.
6522 (subdi3_compact): Renamed from subdi3.
6523 (mulsidi3): New expand.
6524 (mulsidi3_media): New insn.
6525 (mulsidi3_compact): Renamed from mulsidi3.
6526 (umulsidi3): New expand.
6527 (umulsidi3_media): New insn.
6528 (umulsidi3_compact): Renamed from umulsidi3.
6529 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6530 (ashlsi3, ashrsi3, lshrsi3): Use them.
6531 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6532 (ashldi3, ashrdi3, lshrdi3): Use them.
6533 (zero_extendsidi2): New expand.
6534 (extendsidi2): New insn.
6535 (movsi_media): New insn. Split to movdi to load constants.
6536 (movsi): Enable for shmedia.
6537 (movdi_media): New insn. Use shori_media to load wide constants.
6538 (short_media): New insn.
6539 (movdi): Enable for shmedia.
6540 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6541 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6542 (SUBTARGET_CPP_SPEC): Added `!m5'.
6543 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6544 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6545 to all other SH variants.
6546 (TARGET_DEFAULT): Set to SH1_BIT.
6547 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6548 (BITS_PER_WORD): Raise to 64 on shmedia.
6549 (MAX_BITS_PER_WORD): Change to 64.
6550 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6551 (INT_TYPE_SIZE): Keep as 32.
6552 (UNITS_PER_WORD): Raise to 8 on shmedia.
6553 (MIN_UNITS_PER_WORD): Keep as 4.
6554 (POINTER_SIZE): Raise to 64 on shmedia.
6555 (CONST_OK_FOR_J): New macro.
6556 (CONST_OK_FOR_LETTER_P): Use it.
6557 (processor_type): Add PROCESSOR_SH5.
6558 * config/sh/sh.md: Conditionalize all expands, insns and
6559 splits to TARGET_SH1.
6561 (addsi3_compact): Renamed from...
6562 (addsi3): Now an expand.
6563 (addsi3_media, subsi3_media): New insns.
6564 (subsi3): Don't negate constants with SHmedia.
6566 * hooks.c: New file.
6567 * hooks.h: New file.
6568 * Makefile.in (HOOKS_H): New.
6569 (TARGET_DEF_H): Added $(HOOKS_H).
6570 (OBJS): Added hooks.o.
6571 (cfgcleanup.o, bb-reorder.o): Added target.h.
6572 (hooks.o): Added dependencies.
6573 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6574 (TARGET_INITIALIZER): this.
6575 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6576 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6577 * bb-reorder.c: Include target.h.
6578 (reorder_basic_blocks): Skip if cannot modify jumps.
6579 * cfgcleanup.c: Include target.h.
6580 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6582 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6584 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6585 Protect jump delay slot instructions with .set noreorder and
6588 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6590 * config/mips/mips.md (casesi_internal_di): Calculate
6591 the index into the target offset table correctly.
6593 2002-02-08 Richard Henderson <rth@redhat.com>
6595 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6596 * final.c (output_addr_const): Accept and discard SUBREG.
6597 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6598 mark them unknown instead.
6599 (simplify_subtraction): Handle RTX_UNKNOWN.
6600 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6602 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6604 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6606 2002-02-08 Richard Henderson <rth@redhat.com>
6608 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6610 2002-02-08 Andreas Jaeger <aj@suse.de>
6612 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6613 * config/i386/t-linux64: New file.
6615 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6617 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6618 * c-parse.in (compstmt): Clear last_expr_type.
6620 2002-02-07 Richard Henderson <rth@redhat.com>
6622 * loop.c (strength_reduce): Sink final_value when not
6625 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6627 * config/sparc/freebsd.h: Fix mismatched spec {.
6629 2002-02-07 Richard Henderson <rth@redhat.com>
6631 * cfgrtl.c: Include recog.h and insn-config.h.
6632 (keep_with_call_p): Fix general_operand invocation.
6633 * Makefile.in (cfgrtl.o): Update dependencies.
6635 2002-02-07 Kazu Hirata <kazu@hxi.com>
6637 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6638 comment. Accept HImode only if TARGET_H8300.
6640 2002-02-07 Eric Christopher <echristo@redhat.com>
6642 * config/mips/crtn.asm: Cleanup #ifdefs.
6644 2002-02-07 Eric Christopher <echristo@redhat.com>
6646 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6647 register 7 as RA instead of $31.
6648 * config/mips/crtn.asm: Ditto.
6649 * config/mips/mips.c (mips_move_2words): Add case for
6650 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6651 (compute_frame_size): Fix typo.
6652 (save_restore_insns): Ditto. Make documentation about using
6653 register $7 as return register more precise.
6654 (mips_expand_epilogue): Fix comment. Add code to work around not
6655 being able to add to the stack pointer directly.
6656 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6657 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6660 2002-02-07 Tom Rix <trix@redhat.com>
6662 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6663 immediates in ldu and stdu DS opcode field.
6664 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6665 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6666 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6668 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6670 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6671 offset for stack bias.
6673 2002-02-07 H.J. Lu <hjl@gnu.org>
6675 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6677 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6679 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6681 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6683 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6684 * i386.c (x86_order_regs_for_local_alloc): New global function.
6685 * i386.h (REG_ALLOC_ORDER): CLeanup.
6686 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6688 2002-02-07 Richard Henderson <rth@redhat.com>
6690 PR optimization/2463
6691 * alias.c (find_base_value): Recall base values for fixed hard regs.
6692 * loop.c (loop_regs_update): Don't use single_set on non-insns.
6694 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
6696 * config/mips/mips.md (define_delay) [mips16]: Adjust required
6699 2002-02-06 Richard Henderson <rth@redhat.com>
6702 * stmt.c (resolve_operand_name_1): Take more care with mixed
6703 named and unnamed operands.
6705 2002-02-06 Janis Johnson <janis187@us.ibm.com>
6706 Jan Hubicka <jh@suse.cz>
6708 * loop.c (remove_constant_addition): Avoid clobbering a shared
6711 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6713 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
6714 * config/s390/t-linux64: New file.
6715 * config/s390/libgcc-glibc.ver: New file.
6717 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6719 * config/s390/linux64.h: Delete file.
6720 * config/s390/s390x.h: New file.
6721 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
6722 as target header file.
6723 * config/s390/linux.h (TARGET_VERSION): Define depending on
6724 DEFAULT_TARGET_64BIT.
6725 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
6726 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6727 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
6728 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
6729 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
6730 (EXTRA_SPEC): New define.
6731 * config/s390/s390.h (TARGET_VERSION): Define depending on
6732 DEFAULT_TARGET_64BIT.
6733 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
6735 2002-02-06 Jason Merrill <jason@redhat.com>
6737 * c-decl.c (finish_function): Warn about a non-void function with
6738 no return statement and no abnormal exit.
6739 (current_function_returns_abnormally): New variable.
6740 (start_function): Clear it.
6741 (struct c_language_function): Add returns_abnormally.
6742 (push_c_function_context): Save it.
6743 (pop_c_function_context): Restore it.
6744 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
6745 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
6746 an explicit return type.
6747 * c-tree.h: Declare current_function_returns_abnormally.
6748 (C_FUNCTION_IMPLICIT_INT): New macro.
6749 * c-typeck.c (build_function_call): Set it.
6750 (c_expand_return): Set current_function_returns_value even if the
6753 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6756 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
6757 unsafe for reevaluation.
6759 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6762 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
6763 EXPR_STMT, but COMPOUND_STMT, recurse into it.
6765 2002-02-06 Richard Henderson <rth@redhat.com>
6767 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
6768 be a general_operand. Dest for function value must be a pseudo.
6770 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
6772 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
6773 as SYMBOL_REFs from the constant pool.
6775 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
6777 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
6778 passed by invisible reference.
6780 2002-02-05 Richard Henderson <rth@redhat.com>
6782 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
6784 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
6786 Implement using "base addresses" in insn operands as default.
6787 * config/mmix/mmix.c (mmix_conditional_register_usage): if
6788 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
6789 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
6790 used to read the rtx value.
6791 (mmix_target_asm_function_epilogue): Fix spacing.
6792 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
6793 (mmix_legitimate_address): Ditto.
6794 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
6795 should be loaded with a GETA insn. Don't allocate needless extra
6796 char for nul termination and fix misleading comment.
6797 (mmix_print_operand_address): Handle constants if
6798 TARGET_BASE_ADDRESSES.
6799 (mmix_output_register_setting): Use base addressing if
6800 TARGET_BASE_ADDRESSES and the number of insns is 3.
6801 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
6802 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
6803 to use R as constraint, add LDA to match s.
6804 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
6805 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
6806 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
6807 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
6808 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
6809 order with other fixed registers.
6810 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
6811 other parameter/call-clobbered registers.
6812 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
6813 -mbase-addresses, -mno-base-addresses.
6814 (MMIX Options): Ditto.
6816 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6818 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
6820 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
6822 * config/rs6000/altivec.h: Change elem to _S_elem.
6824 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6826 * config/netbsd.h (WCHAR_TYPE): Define.
6827 (WCHAR_TYPE_SIZE): Ditto.
6829 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
6830 (WCHAR_UNSIGNED): Ditto.
6831 (WCHAR_TYPE_SIZE): Ditto.
6833 * config/arm/netbsd.h: Likewise.
6834 * config/i386/netbsd-elf.h: Likewise.
6835 * config/i386/netbsd.h: Likewise.
6836 * config/m68k/netbsd-elf.h: Likewise.
6837 * config/m68k/netbsd.h: Likewise.
6838 * config/ns32k/netbsd.h: Likewise.
6839 * config/sparc/netbsd.h: Likewise.
6840 * config/vax/netbsd.: Likewise.
6842 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6844 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
6845 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
6846 (TARGET_INITIALIZER): this.
6847 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
6848 (BITFIELD_NBYTES_LIMITED): Markup fix.
6849 * tree.h (default_ms_bitfield_layout_p): Declare.
6850 (record_layout_info): Added prev_field.
6851 * tree.c (default_ms_bitfield_layout_p): New fn.
6852 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
6853 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
6854 * stor-layout.c: Include target.h.
6855 (start_record_layout): Initialize prev_field.
6856 (place_field): Handle MS bit-field layout, and disregard
6857 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
6858 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
6859 * Makefile.in (stor-layout.o): Adjust dependencies.
6861 2002-02-05 Jason Merrill <jason@redhat.com>
6863 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
6865 2002-02-05 Andreas Jaeger <aj@suse.de>
6867 * crtstuff.c: Fix comments.
6869 2002-02-05 Richard Henderson <rth@redhat.com>
6872 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
6873 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
6876 * config/mips/mips.c (function_arg): Handle TImode.
6877 (function_arg_advance): Likewise.
6879 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6881 * config/rs6000/altivec.h (vec_step_help): Rename to
6884 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6886 * config/rs6000/altivec.h: Fix typos.
6888 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6890 * config/arm/netbsd.h: Correct a comment.
6892 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6894 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
6895 building void typed builtins.
6897 * config/rs6000/altivec.h (vec_ld*): Fix typos.
6898 (vec_step): Implement for C++.
6900 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6902 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
6904 2002-02-04 Richard Henderson <rth@redhat.com>
6906 * combine.c (nonzero_bits): Re-introduce special case for
6907 sp/fp/ap wrt REGNO_POINTER_ALIGN.
6909 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6911 * doc/extend.texi: Warn about unsupported usage of altivec
6914 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
6915 (altivec_predicate_*): New.
6917 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
6918 Add C++ version of vec_*() functions.
6920 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
6921 (bdesc_2arg): Remove altivec predicates.
6922 (altivec_expand_builtin): Handle predicates.
6923 (altivec_init_builtins): Handle predicates.
6924 (altivec_expand_predicate_builtin): New.
6926 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6928 * pa.c (DO_FRAME_NOTES): Move forward.
6929 (store_reg): Revise handling of frame notes.
6930 (load_reg): Likewise.
6931 (set_reg_plus_d): Likewise.
6932 (hppa_expand_prologue): Likewise.
6933 (hppa_expand_epilogue): Likewise.
6935 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6937 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
6939 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6941 PR c/4475, c++/3780:
6942 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
6943 * c-common.h (SWITCH_TYPE): Define.
6944 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
6945 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
6946 Rename spareness variable to sparseness.
6947 (expand_end_case_type): Renamed from expand_end_case, use orig_type
6948 if non-NULL instead of TREE_TYPE (orig_index).
6949 * tree.h (expand_end_case_type): Renamed from expand_end_case.
6950 (expand_end_case): Define using expand_end_case_type.
6951 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
6952 to expand_end_case_type.
6953 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
6955 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6957 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
6958 (BIGGEST_ALIGNMENT): Change to 128.
6960 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6962 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
6964 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6966 * pa.md (call_internal_reg_64bit): Remove unused variable.
6968 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
6970 * config/arm/arm.h (machine_function): Add uses_anonymous_args
6972 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
6973 * config/arm/arm.c (current_function_anonymous_args): Delete,
6974 replace uses with cfun->machine->uses_anonymous_args.
6975 (arm_reorg): Do not reset uses_anonymous_args.
6977 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
6978 any geenral register.
6980 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
6982 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
6985 2002-02-04 Richard Henderson <rth@redhat.com>
6987 * combine.c (force_to_mode): Remove STACK_BIAS code.
6988 (nonzero_bits): Likewise. Replace sp/fp special case with
6989 REGNO_POINTER_ALIGN.
6991 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
6992 (HARD_FRAME_POINTER_REGNUM): New.
6993 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
6994 (FIXED_REGS, CALL_USED_REGS): Update.
6995 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
6996 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
6997 (HARD_REGNO_NREGS): Update for SFP.
6998 (STACK_POINTER_OFFSET): Include bias here ...
6999 (FIRST_PARM_OFFSET): ... not here.
7000 (STACK_BIAS): Remove.
7001 (INIT_EXPANDERS): New.
7002 (STARTING_FRAME_OFFSET): Do not include bias.
7003 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7004 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7005 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7006 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7007 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7008 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7009 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7010 (MUST_SAVE_REGISTER): Likewise.
7011 (sparc_flat_function_prologue): Likewise.
7012 (sparc_flat_function_epilogue): Likewise.
7013 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7014 (sparc_init_modes): SFP is GENERAL_REGS.
7015 (sparc_builtin_saveregs): SFP does not have bias applied.
7017 2002-02-04 Richard Henderson <rth@redhat.com>
7019 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7020 current_function_is_thunk.
7021 (alpha_sa_mask): Distinguish between current_function_is_thunk
7022 called from ASM_OUTPUT_MI_THUNK and not.
7023 (alpha_does_function_need_gp): Thunks always need gp.
7024 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7025 (alpha_output_mi_thunk_osf): New.
7026 * config/alpha/alpha-protos.h: Update.
7027 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7029 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7031 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7032 function types, not when they're taken away.
7034 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7036 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7037 CODE_LABEL and jump table when replacing a table jump with a
7040 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7042 * config/s390/s390-protos.h (legitimize_la_operand,
7043 s390_secondary_input_reload_class, s390_plus_operand,
7044 s390_expand_plus_operand): Add prototypes.
7046 config/s390/s390.c (s390_secondary_input_reload_class,
7047 s390_plus_operand, s390_expand_plus_operand): New functions.
7049 (struct s390_address): New member 'pointer'.
7050 (s390_decompose_address): Compute it.
7051 (legitimate_la_operand_p): Use it.
7052 (legitimize_la_operand): New function.
7053 (movti, movdi, movdf splitters): Call it.
7055 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7056 (PREDICATE_CODES): Add s390_plus_operand.
7058 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7059 (la_ccclobber): Allow GENERAL_REGS as output operand.
7061 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7062 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7063 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7065 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7067 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7068 register names for regular asm () construct.
7070 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7072 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7075 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7077 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
7080 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
7082 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
7083 constant pool to be identical by string address and index.
7085 2002-02-04 Anthony Green <green@redhat.com>
7087 * output.h (SECTION_OVERRIDE): Define.
7088 * varasm.c (named_section): Obey SECTION_OVERRIDE.
7090 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7092 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
7093 by existing arm*-*-netbsd* (a.out) target.
7094 (ns32k-*-netbsdelf*): Likewise.
7095 (sparc-*-netbsdelf*): Likewise.
7096 (vax-*-netbsdelf*): Likewise.
7098 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
7100 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
7101 headers and libobjc headers.
7103 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
7105 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
7106 (_mingw.h): Remove duplicate include.
7108 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
7110 * config.gcc: Set cpu_type to m68k for 68010, as well.
7111 (m68010-*-netbsdelf*): New...
7112 (m68k*-*-netbsdelf*): ...targets.
7113 * config/m68k/netbsd-elf.h: New file.
7115 2002-02-02 Kazu Hirata <kazu@hxi.com>
7117 * config/h8300/h8300.c (hand_list): Move inside function_arg.
7119 2002-02-02 Kazu Hirata <kazu@hxi.com>
7121 * config/h8300/h8300.c (h8_push_ops): Move inside
7123 (h8_pop_ops): Likewise.
7124 (h8_move_ops): Likewise.
7126 2002-02-02 Kazu Hirata <kazu@hxi.com>
7128 * config/h8300/h8300.c (os_task): Make it static.
7129 (monitor): Likewise.
7130 (pragma_saveall): Likewise.
7132 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
7134 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
7135 constant is a valid sign-extension for Pmode.
7137 2002-02-02 Kazu Hirata <kazu@hxi.com>
7139 * config/h8300/h8300.c: Fix formatting.
7141 2002-02-02 Kazu Hirata <kazu@hxi.com>
7143 * config/h8300/h8300.md: Fix formatting.
7145 2002-02-02 Kazu Hirata <kazu@hxi.com>
7147 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
7148 predicates of operands[1]. Split the patterns for each
7151 2002-02-02 Kazu Hirata <kazu@hxi.com>
7153 * config/h8300/h8300.md (xor patterns): Tighten the predicates
7154 of operands[1] to register_operand.
7156 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7158 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
7159 * cpphash.c (_cpp_init_hashtable): Similarly.
7160 * cppinit.c (cpp_create_reader): Default the signed_char flag.
7161 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
7162 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
7163 (cpp_handle_option): Handle the new options.
7164 * cpplex.c (cpp_interpret_charconst): Use new flag.
7165 * cpplib.h (struct cpp_options): New member signed_char.
7166 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
7167 (cpp_options): Handle -fsigned-char and -funsigned-char.
7168 (static_specs): Remove signed_char_spec.
7169 (do_spec1): Don't handle %c.
7170 * system.h: Poison SIGNED_CHAR_SPEC.
7171 * tradcif.y (yylex): Use flag_signed_char.
7172 * tradcpp.h (flag_signed_char): New.
7173 * tradcpp.c (flag_signed_char): New.
7174 (main): Handle new command-line options.
7175 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
7177 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
7178 * avr/avr.h: Remove old comments.
7179 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7180 (CC1_SPEC): Pass -fsigned-char if -mic*.
7181 (SIGNED_CHAR_SPEC): Remove.
7183 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7185 2002-02-01 Eric Christopher <echristo@redhat.com>
7187 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7188 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7189 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7190 (ASM_OUTPUT_REG_POP): Ditto.
7192 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7194 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7197 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7199 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7201 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7204 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7207 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7209 * cfganal.c: Include tm_p.h.
7210 (keep_with_call_p): Fix the test that determines if a register holds
7211 the return value of a call.
7213 2002-02-01 DJ Delorie <dj@redhat.com>
7215 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7216 we are given conflicting registers, switch to the other one we
7217 had allocated for us.
7218 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7219 as TImode so we know when the "other" register is available.
7221 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7223 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7226 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7228 * cfganal.c (keep_with_call_p): New function.
7229 (flow_call_edges_add): Prevent splitting a block between a call and
7230 a single-set instruction that should be kept in the same block.
7232 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7234 * doc/install.texi (avr): Update outdated URL.
7236 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7238 * config/stormy16/stormy16.md (pushqi): New.
7242 (movhi): Remove stack operands.
7244 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7245 nonimmediate_nonstack_operand.
7246 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7248 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7251 2002-01-31 Jason Merrill <jason@redhat.com>
7253 * Makefile.in (c-parse.c): Handle .output file.
7254 * objc/Make-lang.in (objc-parse.c): Likewise.
7256 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7258 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7259 the -me[lb] option is given. Don't output the default flag
7262 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7264 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7265 the primary source file; this has not been done yet.
7266 * c-decl.c (c_expand_body): Reset input_filename from
7267 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7269 2002-01-31 Kazu Hirata <kazu@hxi.com>
7271 * rtlanal.c (subreg_regno_offset): Do not use
7272 SUBREG_REGNO_OFFSET.
7273 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7274 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7276 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7278 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7279 version rather than GNATS version in --version output.
7281 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7283 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7284 when copying back from a temporary.
7286 2002-01-30 Richard Henderson <rth@redhat.com>
7288 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7289 and new_dest are the same.
7291 2002-01-30 Richard Henderson <rth@redhat.com>
7294 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7295 * rtl.c (note_insn_name): Update.
7296 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7297 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7298 to perform loop rotation.
7299 (expand_exit_loop_top_cond): New.
7300 * tree.h (expand_exit_loop_top_cond): Declare it.
7301 * c-semantics.c (genrtl_while_stmt): Use it.
7302 (genrtl_for_stmt): Likewise.
7304 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7306 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7307 arguments to 64-bit boundaries on 64-bit ABIs.
7309 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7311 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7313 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7315 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7318 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7320 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7321 * config/sparc/sparc_bi.h: Remove file.
7322 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7324 2002-01-30 Richard Henderson <rth@redhat.com>
7326 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7328 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7330 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7332 2002-01-30 Jason Merrill <jason@redhat.com>
7334 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7335 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7336 (reg_save): Use DW_CFA_offset_extended_sf instead.
7338 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7340 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7342 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7345 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7347 * rs6000.md ("*call_value_local32"): Remove constraints.
7348 ("*call_value_local64"): Same.
7349 ("*call_value_indirect_nonlocal_aix32"): Same.
7350 ("*call_value_nonlocal_aix32"): Same.
7351 ("*call_value_indirect_nonlocal_aix64"): Same.
7352 ("*call_value_nonlocal_aix64"): Same.
7353 ("*call_value_nonlocal_sysv"): Same.
7355 2002-01-29 Richard Henderson <rth@redhat.com>
7357 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7359 2002-01-29 Richard Henderson <rth@redhat.com>
7361 * expr.c (force_operand): Ignore flag_pic for detecting pic
7363 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7364 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7365 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7366 instead of open-coded loop.
7367 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7368 be fixed when in use.
7370 2002-01-29 Richard Henderson <rth@redhat.com>
7372 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7373 * sched-rgn.c (propagate_deps): Update them.
7374 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7375 clobbers list when either gets too long.
7377 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7379 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7380 and INDEX_REGS the same as GENERAL_REGS.
7381 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7383 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7385 * tree.c (build_nonstandard_integer_type): Correct prototype.
7387 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7389 * config/s390/s390.md (movstrsico, movstrdix_64,
7390 movstrsix_31): Remove, replace by ...
7391 (movstrdi_short, movstrsi_short, movstrdi_long,
7392 movstrsi_long): ... these. New.
7393 (movstrdi, movstrsi): Adapt.
7395 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7396 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7397 Remove unnecessary CC clobber.
7398 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7399 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7401 (divmoddi4): Don't partially initialize TImode register.
7403 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7405 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7407 2002-01-29 Richard Henderson <rth@redhat.com>
7409 * flow.c (print_rtl_and_abort): Remove.
7410 (print_rtl_and_abort_fcn): Remove.
7411 (verify_local_live_at_start): Use dump_bb instead.
7412 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7413 (verify_wide_reg_1): Return 2 on mode test failure.
7415 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7417 PR c/3325, c/3326, c/2511, c/3347
7418 * c-decl.c (enum_decl_context): Remove BITFIELD.
7419 (grokdeclarator): Take bitfield width as an input.
7420 Ensure bitfields are given the correct type. Perform
7421 bitfield width validation with build_bitfield_integer_type
7422 rather than waiting for finish_struct.
7423 (grok_typename, grok_typename_in_parm_context, start_decl,
7424 push_parmdecl, grokfield, start_function): Update calls to
7426 (build_bitfield_integer_type): New function.
7427 (finish_struct): Move bitfield validation to grokdeclarator
7428 and build_bitfield_integer_type.
7429 * tree.c (build_nonstandard_integer_type): New function.
7430 * tree.h (build_nonstandard_integer_type): New prototype.
7432 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7434 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7437 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7438 don't ignore unrecognized -W* options.
7439 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7440 * cpplib.h (cpp_handle_option): Adjust prototype.
7441 * c-decl.c (c_decode_options): Pass 0 as last argument to
7445 * gcc.c (cpp_unique_options): Split from cpp_options.
7446 (cpp_options): Source cpp_unique_options.
7447 (default_compilers): Use cpp_unique_options instead of cpp_options
7448 when used together with cc1_options.
7449 (static_specs): Add cpp_unique_options.
7450 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7451 when used together with cc1_options.
7453 2002-01-29 Kazu Hirata <kazu@hxi.com>
7455 * config/h8300/h8300-protos.h: Update the prototype of
7457 * config/h8300/h8300.c (output_a_shift): Remove an unused
7458 argument 'insn'. Remove redundant code.
7459 * config/h8300/h8300.md: Adust to the new prototype of
7462 2002-01-29 Kazu Hirata <kazu@hxi.com>
7464 * config/h8300/h8300-protos.h: Update the prototypes of
7465 emit_a_rotate and expand_a_rotate.
7466 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7467 first argument to 'enum rtx_code'.
7468 (expand_a_rotate): Likewise.
7470 2002-01-28 Kazu Hirata <kazu@hxi.com>
7472 * config/h8300/h8300-protos.h: Update the prototype of
7474 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7476 * config/h8300/h8300.md: Adjust to the new prototype.
7478 2002-01-28 Kazu Hirata <kazu@hxi.com>
7480 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7483 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7485 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7486 is a fixed register before returning pic_offset_table_rtx.
7487 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7488 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7490 2002-01-28 Jason Merrill <jason@redhat.com>
7492 * dwarf2.h: Sync with src version.
7494 2002-01-28 Paul Koning <pkoning@equallogic.com>
7496 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7498 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7499 * doc/extend.texi (__builtin_prefetch): Update documentation:
7500 first argument is now const void ptr.
7502 2002-01-28 Kazu Hirata <kazu@hxi.com>
7504 * config/h8300/h8300-protos.h: Remove an unused prototype.
7506 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7508 * toplev.c (lang_independent_init): Round up identifier size.
7510 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7512 * config.gcc: Revert previous change.
7514 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7516 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7518 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7520 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7521 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7522 other non-elf netbsd config frags.
7523 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7524 collect2 will does that.
7525 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7526 shared-lib frobbing will work.
7528 2002-01-28 Kazu Hirata <kazu@hxi.com>
7530 * config/h8300/h8300.h: Fix formatting.
7531 * config/h8300/h8300.md: Likewise.
7533 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7535 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7536 the old, removed AAA_standards fix.
7537 * fixinc/fixincl.x: Rebuilt.
7539 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7541 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7542 atexit call in crtbegin, hooked in after call to frame_dummy;
7543 register EH before registering __fini__start.
7545 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7547 * config/rs6000/altivec.h: Remove spurious semicolons.
7549 2002-01-27 Kazu Hirata <kazu@hxi.com>
7551 * config/h8300/h8300.md: Replace dead bit extraction patterns
7552 with ones that work.
7554 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7556 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7557 if not STRICT_ALIGNMENT.
7558 * rtl.h (MEM_ALIGN): Likewise.
7560 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7562 * doc/invoke.texi (-fdump-translation-unit): Revert this
7563 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7565 2002-01-27 Kazu Hirata <kazu@hxi.com>
7567 * config/h8300/h8300.md (define_constants): New.
7568 (anonymous patterns) Use defined constants appropriately.
7570 2002-01-27 Kazu Hirata <kazu@hxi.com>
7572 * config/h8300/h8300.c (function_arg): Remove redundant code.
7574 2002-01-26 Richard Henderson <rth@redhat.com>
7576 * sched-deps.c (reg_pending_uses_head): New.
7577 (reg_pending_barrier): Rename from reg_pending_sets_all.
7578 (find_insn_list): Don't mark inline.
7579 (find_insn_mem_list): Remove.
7580 (add_dependence_list, add_dependence_list_and_free): New.
7581 (flush_pending_lists): Replace only_write param with separate
7582 for_read and for_write parameters. Update all callers. Use
7583 add_dependence_list_and_free.
7584 (sched_analyze_1): Do not add reg dependencies here; just set
7585 the pending bits. Use add_dependence_list.
7586 (sched_analyze_2): Likewise.
7587 (sched_analyze_insn): Replace schedule_barrier_found with
7588 reg_pending_barrier. Add all dependencies for pending reg
7589 uses, sets, and clobbers.
7590 (sched_analyze): Don't add reg dependencies for calls, just
7591 set pending bits. Use regs_invalidated_by_call. Treat
7592 sched_before_next_call as a normal list, not a fake insn.
7593 (init_deps): No funny init for sched_before_next_call.
7594 (free_deps): Free pending mems lists. Don't zero reg_last.
7595 (init_deps_global): Init reg_pending_uses.
7596 (finish_deps_global): Free it.
7597 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7598 (find_insn_mem_list): Remove.
7599 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7600 (propagate_deps): Use them. Zero temp mem lists.
7602 2002-01-26 Richard Henderson <rth@redhat.com>
7604 * Makefile.in (CRTSTUFF_CFLAGS): New.
7605 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7606 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7607 crtstuff.c instead of alpha assembly version.
7608 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7609 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7610 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7611 (__do_global_dtors_aux): Mark used.
7612 (frame_dummy, __do_global_ctors_aux): Mark used.
7613 (fini_dummy, init_dummy): Remove.
7615 * config/alpha/crtbegin.asm: Remove file.
7616 * config/alpha/crtend.asm: Remove file.
7617 * config/alpha/t-crtbe: Remove file.
7618 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7619 (LINK_EH_SPEC): New.
7621 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7622 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7623 calling constructors.
7624 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7626 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7627 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7628 CRT_END_INIT_DUMMY hack.
7629 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7630 FORCE_{INIT,FINI}_SECTION_ALIGN.
7632 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7633 FORCE_{INIT,FINI}_SECTION_ALIGN.
7635 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7636 invocation sequence.
7637 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7639 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7640 (FORCE_CODE_SECTION_ALIGN): New.
7642 2002-01-26 Richard Henderson <rth@redhat.com>
7644 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7646 2002-01-26 Richard Henderson <rth@redhat.com>
7648 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7649 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7651 2002-01-26 Kazu Hirata <kazu@hxi.com>
7653 * config/h8300/h8300.md: Remove bit extraction patterns that
7654 cannot be triggered.
7655 Restrict each bit extraction pattern to a variant on which the
7658 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7660 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7662 2002-01-26 Kazu Hirata <kazu@hxi.com>
7664 * config/h8300/h8300.md: Remove bit test patterns that cannot
7666 Restrict each bit test pattern to a variant on which the
7669 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7671 * builtins.c (expand_builtin_strncat): Remove redundant check for
7674 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7676 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7678 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7681 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7683 * dbxout.c (dbxout_init): Use assemble_name rather than just
7684 stripping off the first character.
7685 (dbxout_source_file): Likewise.
7687 2002-01-25 DJ Delorie <dj@redhat.com>
7689 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
7690 using rtx_equal_p, not by comparing pointers.
7692 2002-01-25 Steve Ellcey <sje@cup.hp.com>
7694 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
7695 for PIC_OFFSET_TABLE_REGNUM.
7696 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
7698 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7700 * config.gcc (x86_64-*-freebsd*): New target.
7701 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
7703 (i[34567]86-*-freebsd*): Don't include svr4.h.
7704 * config/i386/freebsd64.h: New file.
7706 2002-01-25 Douglas B Rupp <rupp@gnat.com>
7708 * config/alpha/x-vms (version): Make static.
7710 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
7711 in previous checkin.
7713 * Makefile.in (install-headers-cp): New target.
7714 * config.gcc (alpha-dec-*vms*): Install headers with
7717 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
7719 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
7722 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7724 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
7725 of compare_tree_int.
7726 (expand_builtin_strncat): Likewise.
7727 * c-decl.c (finish_struct): Use tree_low_cst.
7728 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
7729 * tree.c (compare_tree_int): Likewise.
7731 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
7733 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
7734 adjustments even if they are implemented by more than two insns.
7736 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
7738 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
7739 * df.h (struct ref): Kill B.
7740 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
7742 * basic-block.h (PROP_EQUAL_NOTES): New flag.
7743 * flow.c (propagate_one_insn): Use it.
7744 (mark_used_regs): Handle NIL.
7746 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7748 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
7751 2002-01-25 David Edelsohn <edelsohn@gnu.org>
7753 * rs6000.md (prefetch): Make address V4SI mode so that the address
7754 is restricted to legitimate form for instruction.
7756 2002-01-25 Bob Wilson <bob.wilson@acm.org>
7758 * doc/install.texi (xtensa-*-elf): New target.
7759 (xtensa-*-linux*): New target.
7760 * doc/contrib.texi: Add myself.
7762 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
7764 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
7765 purpose register to hold an SImode (or smaller) value.
7767 2002-01-25 Jakub Jelinek <jakub@redhat.com>
7769 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
7771 * crtstuff.c: Likewise.
7773 2002-01-25 Kazu Hirata <kazu@hxi.com>
7775 * config/h8300/h8300.md (negation patterns): Tighten
7776 predicates to register_operand.
7778 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
7780 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
7783 * builtins.c (expand_builtin_prefetch): Same.
7785 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7787 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
7790 2002-01-24 Kazu Hirata <kazu@hxi.com>
7792 * config/h8300/h8300.c (print_operand): Remove support for
7793 operand character 'A'.
7794 * config/h8300/h8300.md (three anonymous patterns): Replace
7795 operand character 'A' with either 'T' or 'S'.
7797 2002-01-24 Kazu Hirata <kazu@hxi.com>
7799 * config/h8300/h8300.c (print_operand): Remove support for
7800 operand character 'U'.
7802 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
7804 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7806 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
7808 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
7809 values to be assigned to the stack pointer.
7811 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7813 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
7814 to const_double needs to be done right for big-endian systems.
7816 2002-01-24 Jason Merrill <jason@redhat.com>
7819 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
7820 to can_throw_internal.
7822 2002-01-23 Richard Henderson <rth@redhat.com>
7824 * fold-const.c (fold): Change UINT_MAX test to check vs precision
7825 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
7827 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7829 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
7830 (symGOT2reg): Use them, then set as GOT value as unchanging.
7831 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
7832 as a temporary, if possible.
7833 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
7834 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
7836 2002-01-23 Kazu Hirata <kazu@hxi.com>
7838 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
7839 accept to accept 0x80 as operands[2].
7841 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7843 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
7845 2002-01-23 Richard Henderson <rth@redhat.com>
7847 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
7849 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
7851 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
7852 (parmlist_or_identifiers_1): Verify that only a parmlist follows
7855 2002-01-23 Richard Henderson <rth@redhat.com>
7857 * expr.c (move_by_pieces_1): Extend size before negation.
7859 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
7860 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
7861 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
7862 * config/m68k/t-m68kelf: Likewise.
7864 2002-01-23 Bob Wilson <bob.wilson@acm.org>
7866 * config/xtensa/elf.h: New file.
7867 * config/xtensa/lib1funcs.asm: New file.
7868 * config/xtensa/lib2funcs.S: New file.
7869 * config/xtensa/linux.h: New file.
7870 * config/xtensa/t-xtensa: New file.
7871 * config/xtensa/xtensa-config.h: New file.
7872 * config/xtensa/xtensa-protos.h: New file.
7873 * config/xtensa/xtensa.c: New file.
7874 * config/xtensa/xtensa.h: New file.
7875 * config/xtensa/xtensa.md: New file.
7876 * config.gcc (xtensa-*-elf*): New target.
7877 (xtensa-*-linux*): New target.
7878 * cse.c (canon_hash): Compare rtx pointers instead of register
7879 numbers. This is required for the Xtensa port.
7880 * integrate.c (copy_insn_list): Handle case where the static
7881 chain is in memory and the memory address has to be copied to
7883 * doc/invoke.texi (Option Summary): Add Xtensa options.
7884 (Xtensa Options): New node.
7885 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
7887 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7889 * diagnostic.c (internal_error): Do ICE suppression only
7890 when ENABLE_CHECKING is not defined.
7892 * c-typeck.c (require_complete_type): Return error_mark_node
7893 if type is error_mark_node.
7895 2002-01-23 Janis Johnson <janis187@us.ibm.com>
7897 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
7898 -Os and issue a warning.
7900 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7902 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
7903 current (lack of) need for host configuration by hand.
7905 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
7906 references. Documentation of some target macros moved from
7907 hostconfig.texi to tm.texi.
7909 2002-01-23 Will Cohen <wcohen@redhat.com>
7911 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
7914 2002-01-23 Kazu Hirata <kazu@hxi.com>
7916 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
7919 2002-01-23 Jason Merrill <jason@redhat.com>
7921 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
7923 * function.c (assign_parms): Don't put args of inline functions
7924 into registers when not optimizing.
7926 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
7928 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
7929 (prologue_use): New pattern.
7930 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
7931 preference to gen_rtx_USE.
7932 (thumb_expand_prologue): Use gen_prologue_use in preference to
7934 (thumb_expand_epilogue): Use gen_prologue_use in preference to
7937 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
7939 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
7941 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7944 * doc/extend.texi: Correct documentation of __alignof__.
7946 2002-01-22 Zack Weinberg <zack@codesourcery.com>
7948 * params.h: Rename arguments of DEFPARAM so that it will be
7949 recognized as a translation keyword.
7951 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7953 * extend.texi: Document altivec functions.
7954 Fix N-bit adjectives in X86 builtin documentation.
7956 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7958 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
7959 auto_inc_dec values.
7961 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
7963 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
7965 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
7967 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7969 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
7971 2002-01-22 Richard Henderson <rth@redhat.com>
7973 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
7974 copy_insn not copy_rtx.
7976 2002-01-23 Alan Modra <amodra@bigpond.net.au>
7978 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
7979 "nonzero" as that might add "1" bits. Ensure "constop" is
7980 properly sign extened.
7981 (force_to_mode): Tweak for sign extended constop.
7983 2002-01-22 Richard Henderson <rth@redhat.com>
7985 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
7986 for_each_rtx instead of assuming we're already looking at the MEM.
7987 (split_small_symbolic_mem_operand): Likewise.
7988 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7989 * config/alpha/alpha.md (small symbolic memory splitters): Update.
7991 2002-01-22 Richard Henderson <rth@redhat.com>
7993 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
7994 sequence number for the literal.
7995 (divmoddi_internal_er): Likewise.
7997 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8000 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8001 in LIBICONV variable.
8002 * configure: Regenerated.
8004 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8006 * dependence.c (build_def_use): Remove array_idx.
8008 * dwarfout.c (last_filename): Remove.
8009 (output_compile_unit_die): Remove last_filename.
8011 2002-01-22 Roger Sayle <roger@eyesopen.com>
8012 Richard Henderson <rth@redhat.com>
8015 * fold-const.c (fold): Optimize unsigned comparisons against
8016 UINT_MAX (and similar unsigned constants).
8018 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8020 * Makefile.in (loop.o): Depend on OPTABS_H.
8021 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8022 against the predicate.
8025 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8026 for the address operand.
8028 2002-01-22 Richard Henderson <rth@redhat.com>
8030 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8032 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8035 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8038 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8040 * config.gcc (x86_64-*-netbsd*): New target.
8041 * config/i386/netbsd64.h: New file.
8043 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8045 * regrename.c (kill_value): Fix typo.
8047 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8049 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8051 * config/rs6000/rs6000.h: Same.
8053 * function.c (instantiate_virtual_regs): Remove
8054 STARTING_FRAME_PHASE.
8055 (assign_stack_local_1): Same.
8056 Calculate frame phase.
8058 2002-01-22 Nick Clifton <nickc@redhat.com>
8060 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8061 variable declaration to outer scope in order to simplify
8063 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8064 arm_hard_regno_mode_ok.
8065 * config/arm/arm-protos.h: Add a prototype for
8066 arm_hard_regno_mode_ok.
8067 * config/arm/arm.c (soft_df_operand): Remove now redundant
8068 check for DImode values using IP_REGNUM.
8069 (nonimmediate_soft_df_operand): Remove now redundant check for
8070 DImode values using IP_REGNUM.
8071 (arm_hard_regno_mode_ok): New function. New check: make sure
8072 that DImode values are not stored in IP_REGNUM.
8074 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8076 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8078 2002-01-22 Jason Merrill <jason@redhat.com>
8080 * c-semantics.c (genrtl_compound_stmt): Only check nesting
8081 consistency if this COMPOUND_STMT is scoped.
8083 2002-01-22 Kazu Hirata <kazu@hxi.com>
8085 * predict.c: Fix formatting.
8086 * print-tree.c: Likewise.
8087 * protoize.c: Likewise.
8090 * sbitmap.h: Likewise.
8092 * sched-deps.c: Likewise.
8093 * sched-vis.c: Likewise.
8094 * sdbout.c: Likewise.
8095 * sibcall.c: Likewise.
8097 * ssa-ccp.c: Likewise.
8098 * ssa-dce.c: Likewise.
8100 * stor-layout.c: Likewise.
8101 * system.h: Likewise.
8103 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8105 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
8106 if fits in bounds of base type.
8108 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
8109 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
8110 (add_bound_info, default): If can't find a context, make a
8112 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
8114 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
8116 * c-typeck.c (parser_build_binary_op): If result from
8117 build_binary_op is ERROR_MARK just return error_mark_node without
8120 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
8122 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
8123 Split a.out-specific bits into...
8124 * config/netbsd-aout.h: ...this.
8125 * config/netbsd-elf.h: New file.
8126 * config/alpha/netbsd-elf.h: Remove.
8127 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
8128 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
8129 (STARTFILE_SPEC): Remove redundant definition.
8130 (ENDFILE_SPEC): Likewise.
8131 (LINK_SPEC): Likewise.
8132 (CPP_SPEC): Likewise.
8133 (ASM_SPEC): Likewise.
8134 (LIB_SPEC): Likewise.
8135 (SWITCH_TAKES_ARG): Likewise.
8136 (TARGET_MEM_FUNCTIONS): Likewise.
8137 (CPP_PREDEFINES): Redefine.
8138 (ASM_FINAL_SPEC): Remove redefinition.
8139 (ASM_COMMENT_START): Redefine.
8140 (FUNCTION_PROFILER): Define.
8141 (TARGET_VERSION): Redefine.
8142 Comment and formatting cleanup.
8143 * config/i386/netbsd.h: Include <netbsd-aout.h>.
8144 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
8145 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
8146 big- or little-endian.
8147 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
8148 * config.gcc (*-*-netbsd*): Add definitions common to all
8150 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
8151 gnu_ld definitions. Add netbsd-elf.h to and remove
8152 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
8153 tmake_file, and don't lose previous tmake_file contents.
8154 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
8155 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
8156 gnu_ld definitions. Add netbsd-elf.h to tm_file.
8157 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
8158 (mipsel-*-netbsd*): Rename this to...
8159 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
8160 mips/little.h to tm_file for mips*el-*.
8161 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
8162 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
8163 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
8165 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8167 * pa-protos.h (reg_before_reload_operand): New function prototype.
8168 * pa.c (reg_before_reload_operand): New function implementation.
8169 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
8172 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8174 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
8176 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
8178 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
8179 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8180 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8181 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8182 (ENDFILE_SPEC): Undefine.
8183 (STARTFILE_SPEC): Redefine for PA.
8185 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8187 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8189 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8191 * config.gcc: Add entries to supported PowerPC --with-cpu
8194 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8196 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8197 true for 64-bit mode only SSE registers in 32-bit mode.
8199 2002-01-21 Kazu Hirata <kazu@hxi.com>
8201 * unwind-dw2.c: Fix formatting.
8202 * unwind-dw2-fde.c: Likewise.
8203 * unwind-dw2-fde.h: Likewise.
8204 * unwind-pe.h: Likewise.
8205 * varasm.c: Likewise.
8206 * varray.h: Likewise.
8208 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8210 Remove workaround for register stack overwrite bug in mmix.
8211 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8212 support for TARGET_REG_STACK_FILL_BUG.
8213 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8214 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8216 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8217 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8218 -mno-reg-stack-fill-bug-workaround.
8219 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8220 machine member has_call_without_parameters.
8221 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8222 -mreg-stack-fill-bug-workaround and
8223 -mno-reg-stack-fill-bug-workaround.
8224 (MMIX Options): Ditto.
8226 2002-01-21 Kazu Hirata <kazu@hxi.com>
8228 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8230 Remove redundant code.
8232 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8234 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8235 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8236 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8237 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8238 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8239 out target macro definitions and non-target-specific comments
8240 mostly taken from old versions of the manual.
8242 2002-01-20 Kazu Hirata <kazu@hxi.com>
8244 * config/h8300/h8300.h: Fix comment formatting.
8245 * config/ia64/aix.h: Likewise.
8246 * config/ia64/ia64-protos.h: Likewise.
8247 * config/ia64/ia64.c: Likewise.
8248 * config/ia64/ia64.h: Likewise.
8249 * config/ia64/ia64intrin.h: Likewise.
8250 * config/ia64/linux.h: Likewise.
8251 * config/ia64/unwind-aix.c: Likewise.
8252 * config/ia64/unwind-ia64.c: Likewise.
8254 2002-01-20 Kazu Hirata <kazu@hxi.com>
8256 * config/h8300/h8300.c: Revise comments about shift code.
8258 2002-01-20 Kazu Hirata <kazu@hxi.com>
8260 * config/h8300/h8300.c (function_arg): Update a comment.
8262 2002-01-20 Kazu Hirata <kazu@hxi.com>
8264 * config/h8300/h8300.md: Update the comments at the beginning
8267 2002-01-20 Kazu Hirata <kazu@hxi.com>
8269 * config/i370/i370.c: Fix comment formatting.
8270 * config/i370/i370.h: Likewise.
8271 * config/i370/i370.md: Likewise.
8272 * config/i370/linux.h: Likewise.
8274 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8276 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8278 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8279 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8282 2002-01-20 Graham Stott <grahams@redhat.com>
8284 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8286 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8288 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8290 2002-01-19 Tom Rix <trix@redhat.com>
8292 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8294 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8296 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8298 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8299 STARTING_FRAME_PHASE.
8300 (STARTING_FRAME_PHASE): New.
8301 (instantiate_virtual_regs): Check saneness of
8302 STARTING_FRAME_PHASE.
8304 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8306 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8308 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8310 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8312 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8313 be used for bootstrapping GCC 3.0.
8315 2002-01-18 Kazu Hirata <kazu@hxi.com>
8317 * config/h8300/h8300.md: Fix an insn length.
8319 2002-01-18 Kazu Hirata <kazu@hxi.com>
8321 * bitmap.h: Fix comment formatting.
8322 * combine.c: Likewise.
8323 * cppfiles.c: Likewise.
8324 * c-pragma.h: Likewise.
8325 * c-typeck.c: Likewise.
8327 * dwarf2out.c: Likewise.
8328 * function.c: Likewise.
8330 * genattrtab.c: Likewise.
8331 * gthr-win32.h: Likewise.
8332 * haifa-sched.c: Likewise.
8333 * predict.c: Likewise.
8334 * rtlanal.c: Likewise.
8336 * unwind-dw2-fde.h: Likewise.
8337 * unwind-pe.h: Likewise.
8338 * vmsdbgout.c: Likewise.
8340 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8342 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8343 if type_required and passed decl.
8345 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8347 * config.gcc (cpu_type): Include altivec.h in powerpc
8351 * config/rs6000/altivec.h: New.
8353 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8355 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8356 handling information.
8357 * doc/trouble.texi (Interoperation): Add libstdc++ information
8359 (Misunderstandings): Add template instantiation and static template
8360 member information for AIX.
8362 2002-01-17 Jason Merrill <jason@redhat.com>
8364 * dbxout.c (dbxout_type): Support const and volatile.
8366 * except.c (add_partial_entry): Remove backwards compatibility code.
8367 (end_protect_partials): Likewise.
8369 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8371 * config/ia64/ia64.md (prologue_use): New.
8372 * config/ia64/ia64.c (ia64_expand_prologue): Use
8373 gen_prologue_use instead of gen_rtx_USE.
8374 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8375 as CODE_FOR_pred_rel_mutex.
8376 (ia64_sched_reorder2): Likewise.
8378 2002-01-16 Eric Christopher <echristo@redhat.com>
8380 * config/mips/r3900.h: Reformat.
8381 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8382 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8383 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8384 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8385 * config/mips/t-elf: Remove mips3 multilib.
8387 2002-01-16 H.J. Lu <hjl@gnu.org>
8389 * config/mips/linux.h: Include "mips/abi64.h".
8391 2002-01-16 H.J. Lu <hjl@gnu.org>
8393 * config/mips/t-linux: New.
8395 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8397 * config/mips/linux.h: Don't include "gofast.h".
8398 (INIT_SUBTARGET_OPTABS): Removed.
8400 2002-01-16 Kazu Hirata <kazu@hxi.com>
8402 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8404 * config/h8300/h8300.c: Likewise.
8405 * config/h8300/h8300.md: Likewise.
8407 2002-01-16 Kazu Hirata <kazu@hxi.com>
8409 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8410 spaces after an opcode name.
8411 (pushqi1_h8300hs): Likewise.
8412 (pushhi1_h8300hs): Likewise.
8414 2002-01-16 Kazu Hirata <kazu@hxi.com>
8416 * doc/extend.texi: Replace "option" with "attribute"
8419 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8421 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8422 (and:DI () (const_int -8)).
8423 (split_small_symbolic_mem_operand): Split
8424 (mem (and:DI () (const_int -8)).
8426 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8429 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8430 same way as TYPE_IMUL.
8431 (ultrasparc_sched_reorder): Likewise.
8432 * config/sparc/sparc.md (type): Add comment to update
8433 ultrasparc_sched_reorder when making changes.
8435 2002-01-16 Kazu Hirata <kazu@hxi.com>
8437 * doc/invoke.texi: Change the dump file name of block
8438 reordering pass from 28.bbro to 29.bbro.
8441 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8443 * i386.md (minsf splitter): Fix pasto.
8445 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8447 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8448 to frame pointer initialisation instruction.
8449 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8450 initialisation instruction.
8451 (soft_df_operand): Do not accept the IP register.
8452 (nonimmediate_soft_df_operand): Do not accept the IP register.
8454 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8457 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8458 MASK_V8 being both set.
8460 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8462 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8463 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8464 config/s390/s390.md (call, call_value): Add GOT register to
8465 CALL_INSN_FUNCTION_USAGE where needed.
8466 (call_exp, call_value_exp): New.
8468 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8470 * config/arm/arm.c: General formatting tidy up.
8472 2002-01-16 Graham Stott <grahams@redhat.com>
8474 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8475 cast and when casting an integer literal to "rtx" pointer.
8476 (expand_call): Likewise.
8477 * flow.c (try_pre_increment): Likewise.
8478 (find_use_as_address): Likewise.
8479 * integrate.c (expand_iline_function): Likewise.
8480 * regmove.c (try_auto_increment): Likewise.
8482 2002-01-16 Graham Stott <grahams@redhat.com>
8484 * sched-rgn.c (passed): Use sbitmap_free.
8487 (in_queue): Likewise.
8488 (in_stack): Likewise.
8490 2002-01-15 Eric Christopher <echristo@redhat.com>
8492 * flow.c (propagate_one_insn): Change to use fatal_insn.
8494 2002-01-15 Kazu Hirata <kazu@hxi.com>
8496 * expmed.c (extract_fixed_bit_field): Remove unused code.
8497 * system.h: Poison SLOW_ZERO_EXTEND.
8498 * doc/tm.texi: Remove.
8499 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8500 * config/arm/arm.h: Likewise.
8501 * config/avr/avr.h: Likewise.
8502 * config/clipper/clipper.h: Likewise.
8503 * config/convex/convex.h: Likewise.
8504 * config/d30v/d30v.h: Likewise.
8505 * config/dsp16xx/dsp16xx.h: Likewise.
8506 * config/elxsi/elxsi.h: Likewise.
8507 * config/fr30/fr30.h: Likewise.
8508 * config/h8300/h8300.h: Likewise.
8509 * config/i370/i370.h: Likewise.
8510 * config/i386/i386.h: Likewise.
8511 * config/m68k/m68k.h: Likewise.
8512 * config/mips/mips.h: Likewise.
8513 * config/ns32k/ns32k.h: Likewise.
8514 * config/pdp11/pdp11.h: Likewise.
8515 * config/pj/pj.h: Likewise.
8516 * config/s390/s390.h: Likewise.
8517 * config/sh/sh.h: Likewise.
8518 * config/stormy16/stormy16.h: Likewise.
8519 * config/v850/v850.h: Likewise.
8520 * config/vax/vax.h: Likewise.
8521 * config/we32k/we32k.h: Likewise.
8523 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8525 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8526 (altivec_lvsl): Change constraint to b.
8527 (altivec_lvsr): Same.
8528 (altivec_lvebx): Same.
8529 (altivec_lvehx): Same.
8530 (altivec_lvewx): Same.
8531 (altivec_lvxl): Same.
8532 (altivec_lvx): Same.
8533 (altivec_stvx): Add parallel.
8534 (altivec_stvxl): Same.
8535 (altivec_stvehx): Same.
8536 (altivec_stvebx): Same.
8537 (altivec_stvebx): Same.
8539 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8541 * config.gcc: Change altivec.h to altivec-defs.h.
8543 * config/rs6000/altivec.h: Delete.
8545 * config/rs6000/altivec-defs.h: Add.
8547 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8549 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8552 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8553 less than or equal to eight bytes.
8555 * vax.md (andsi3): Remove constraints and change SET destination
8556 operand type to nonimmediate_operand.
8557 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8558 when it is a CONST_INT.
8560 2002-01-15 Jason Merrill <jason@redhat.com>
8562 * c-common.def (FILE_STMT): New code.
8563 * c-common.c (statement_code_p): It's a statement.
8564 * c-common.h (stmt_tree_s): Add x_last_filename.
8565 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8566 (last_expr_filename): New macro.
8567 * c-semantics.c (begin_stmt_tree): Initialize it.
8568 (add_stmt): If the filename changed, also insert a
8570 (expand_stmt): Handle seeing one.
8572 2002-01-15 Eric Christopher <echristo@redhat.com>
8574 * flow.c (propagate_one_insn): Add error message and print out
8577 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8579 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8580 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8581 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8582 TRAMPOLINE_ALIGNMENT.
8583 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8585 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8586 PCC_BITFIELD_TYPE_MATTERS.
8587 * config/interix.h (STDC_VALUE): Remove. Use
8588 STDC_0_IN_SYSTEM_HEADERS.
8589 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8590 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8591 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8593 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8595 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8596 not work on this platform currently.
8598 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8600 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8601 readonly_warning in _().
8603 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8605 * gcc.c (delete_if_ordinary): Backout previous change.
8607 2002-01-15 Kazu Hirata <kazu@hxi.com>
8609 * config/h8300/h8300.c (print_operand): Remove support for
8610 unused operand characters.
8612 * read-rtl.c: Fix formatting.
8614 * recog.c: Likewise.
8615 * regclass.c: Likewise.
8616 * regmove.c: Likewise.
8617 * reg-stack.c: Likewise.
8618 * reload1.c: Likewise.
8619 * rtlanal.c: Likewise.
8621 2002-01-15 Kazu Hirata <kazu@hxi.com>
8623 * config/i386/i386.c: Fix formatting.
8625 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8627 * c-typeck.c (process_init_element): Don't save_expr
8628 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8630 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8632 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8633 emit optional traceback table if optimize_size or TARGET_ELF.
8634 * config/rs6000/rs6000.md (prefetch): New.
8636 2002-01-15 Andreas Jaeger <aj@suse.de>
8638 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8640 2002-01-15 Kazu Hirata <kazu@hxi.com>
8642 * mips-tfile.c: Fix formatting.
8644 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8646 * unroll.c (final_reg_note_copy): Fix previous commit.
8648 2002-01-14 Kazu Hirata <kazu@hxi.com>
8650 * config/h8300/h8300-protos.h: Remove the prototype for
8652 * config/h8300/h8300.c (eq_operator): Remove.
8654 2002-01-14 Richard Henderson <rth@redhat.com>
8656 * config/i386/i386.md (prefetch): Tidy.
8657 (prefetch_3dnow): Fix locality operand.
8659 2002-01-14 Richard Henderson <rth@redhat.com>
8661 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8662 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8664 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8666 * reload1.c (reload_combine): Pass reg_sum replacement through
8667 copy_rtx in loop performing multiple changes.
8669 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8671 * except.c (remove_unreachable_regions): New.
8672 (free_eh_status): Clear exception_handler_labels.
8673 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8674 (find_exception_handler_labels): Don't add the same label more than
8676 (remove_exception_handler_label): Don't die if
8677 find_exception_handler_labels hasn't been called for the current
8680 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8682 * toplev.c (rest_of_compilation): Rebuild jump labels after
8685 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8687 * doc/extend.texi: Move documentation of X86 built-in functions
8689 * doc/invoke.texi: From here.
8690 * doc/sourcebuild.texi: Document location of documentation for
8691 machine built-in functions.
8693 2002-01-13 Christopher Faylor <cgf@redhat.com>
8695 * cppfiles.c (TEST_THRESHOLD): New macro.
8696 (SHOULD_MMAP): Ditto.
8697 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
8700 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
8702 * unroll.c (final_reg_note_copy): Properly handle
8704 (unroll_loops): Fix LOOP_CONDITION heuristics.
8706 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
8708 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
8709 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
8711 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
8713 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
8716 2002-01-14 Tom Rix <trix@redhat.com>
8718 * config/rs6000/rs6000.md: Fix typo with sradi.
8720 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
8722 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
8723 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
8724 (clrstrdi, clrstrsi): Adapt callers.
8726 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
8728 (movti splitter): Never use register 0 as base register.
8730 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8732 * combine.c (simplify_shift_const): Always generate new rtx
8733 for shift expression instead of reusing given expression.
8735 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8737 * config/alpha/alpha.c (alpha_expand_mov): Don't call
8738 alpha_legitimize_address unless mode is Pmode.
8740 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
8742 * doc/md.texi (Modifiers): Document the '*' constraint for the
8745 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
8746 * doc/extend.texi (Function Attributes): 'interrupt' is valid
8749 2002-01-13 Richard Henderson <rth@redhat.com>
8751 * reload.c (find_reloads): Use a hard reg destination as reload reg
8752 for an input reload of the source.
8754 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8756 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
8759 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
8761 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8762 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8764 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
8766 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8768 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
8770 2002-01-12 Tom Rix <trix@redhat.com>
8772 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
8775 2002-01-12 Richard Henderson <rth@redhat.com>
8777 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
8779 * doc/invoke.texi: Update Alpha options.
8781 * doc/invoke.texi: Update i386 built-in function lists.
8783 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
8785 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
8786 referencing outside.
8788 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8790 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
8791 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
8792 offsets, and change line folding.
8793 * optabs.c (expand_binop): Remove warnings.
8794 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8796 2002-01-12 Graham Stott <grahams@redhat.com>
8798 * attribs.c (handle_deprecated_attribute): constify WHAT.
8799 * diagnostic.c (warn_deprecated_use): Add braces, fixes
8800 dangling else warning and constify WHAT.
8801 * except.h (struct function, struct inline_remap): Move
8802 struct tag forward defs before all prototypes.
8803 (duplicate_eh_regions): Whitespace.
8805 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
8807 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
8808 MODE_BASE_REG_CLASS.
8809 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
8811 2002-01-12 Richard Henderson <rth@redhat.com>
8813 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
8814 (ix86_expand_vector_move): New.
8815 (bdesc_2arg): Remove andps, andnps, orps, xorps.
8816 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
8817 Remove old prefetch builtins. Special case the logicals removed above.
8818 (ix86_expand_builtin): Likewise.
8819 (safe_vector_operand): Use V4SFmode, not TImode.
8820 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
8821 (ix86_expand_timode_binop_builtin): New.
8822 * config/i386/i386-protos.h: Update.
8823 * config/i386/i386.h (enum ix86_builtins): Update.
8824 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
8825 Use ix86_expand_vector_move in vector move expanders.
8826 (movti_internal, movti_rex64): Add xorps alternative.
8827 (sse_clrv4sf): Rename and adjust from sse_clrti.
8828 (prefetch): Don't work so hard.
8829 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
8830 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
8831 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
8833 2002-01-11 Richard Henderson <rth@redhat.com>
8835 * config/i386/mmintrin.h: New file.
8836 * config/i386/xmmintrin.h: New file.
8837 * config.gcc (i?86-*-*): Add extra_headers.
8838 * simplify-rtx.c (simplify_unary_operation): Handle saturating
8840 (simplify_binary_operation): Handle saturating arithmetic codes.
8841 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
8842 not the lowpart subreg.
8843 (ix86_expand_builtin): Return a TImode dummy register instead of 0
8845 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
8847 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8849 * conflict.c (conflict_graph_compute): Free regsets when finished.
8850 * ssa.c (compute_coalesced_reg_partition): Likewise.
8852 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8854 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
8855 every where we allocate a register.
8857 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8859 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
8860 * lcm.c (compute_earliest, compute_farthest): Likewise.
8862 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8864 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
8866 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8868 * doc/rtl.texi (Insns): Fix 2 typos.
8870 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
8872 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
8873 options. Use @table @gcctabopt for MMIX options. Add index
8874 entries for MMIX options. Start new paragraph with first
8875 heading of the machine-dependent options.
8877 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
8880 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
8881 * combine.c (force_to_mode): Same.
8882 * reload1.c (clear_reload_reg_in_use): Same.
8884 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
8886 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
8889 2002-01-11 Andreas Jaeger <aj@suse.de>,
8890 Brad Lucier <lucier@math.purdue.edu>
8892 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
8895 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
8897 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
8898 Protect with IN_LIBGCC.
8899 (LINK_EH_SPEC): Add required trailing space.
8901 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
8903 * c-tree.h: Move function declarations so that they are listed
8904 under the filename which contains them.
8905 (check_identifier, finish_decl_top_level,
8906 lookup_name_current_level_global, shadow_record_fields): Remove.
8908 2002-01-11 Andreas Jaeger <aj@suse.de>
8910 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
8913 2002-01-10 Richard Henderson <rth@redhat.com>
8915 * config/alpha/alpha.c (print_operand): Add 'J'.
8916 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
8917 new operand with the sequence number for the lituse. When splitting
8918 the insns, use gen_movdi_er_high_g and generate a sequence number.
8919 (gen_movdi_er_high_g): Print the sequence number if non-zero.
8921 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
8923 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
8924 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
8926 (altivec_expand_builtin): Same.
8927 (altivec_expand_stv_builtin): New.
8929 * config/rs6000/rs6000.h (rs6000_builtins): Same.
8931 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
8932 ("altivec_lvehx"): New.
8933 ("altivec_lvewx"): New.
8934 ("altivec_lvxl"): New.
8935 ("altivec_lvx"): New.
8936 ("altivec_stvx"): New.
8937 ("altivec_stvebx"): New.
8938 ("altivec_stvehx"): New.
8939 ("altivec_stvewx"): New.
8940 ("altivec_stvxl"): New.
8942 2002-01-10 Richard Henderson <rth@redhat.com>
8944 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
8945 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
8946 care not to delete instructions twice.
8948 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8950 * toplev.c: Don't declare environ (it's not used anywhere).
8951 * configure.in: Don't check for declaration of environ.
8952 * config/i386/xm-mingw32.h: Don't #define environ.
8953 * config.in, configure: Regenerate.
8955 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8957 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
8958 * configure: Regenerate.
8960 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
8961 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
8962 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
8964 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
8965 LIMITS_H_TEST here, not in m68k/x-next.
8966 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
8967 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
8969 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
8970 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
8971 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
8973 * config/i386/x-djgpp: Renamed i386/t-djgpp.
8974 * config/m88k/x-dolph: Renamed m88k/t-dolph.
8975 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
8976 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
8977 replacement of quadlib.asm with quadlib.c.
8979 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
8980 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
8981 config/rs6000/xm-beos.h: Delete file.
8983 * config.gcc: Update to match above changes.
8985 2002-01-10 Kazu Hirata <kazu@hxi.com>
8987 * config/h8300/h8300.h: Fix comment typos.
8988 * config/h8300/h8300.md: Likewise.
8989 * config/h8300/lib1funcs.asm: Likewise.
8991 2002-01-10 Dale Johannesen <dalej@apple.com>
8993 PR optimization/5269
8994 * unroll.c (precondition_loop_p): Make *increment be the correct
8995 sign when n_iterations known, to avoid confusing caller.
8997 2002-01-10 Kazu Hirata <kazu@hxi.com>
8999 * doc/extend.texi (deprecated): Fix a typo.
9001 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9003 * basic-block.h (update_br_prob_note): Declare.
9004 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9005 (try_forward_edges): Care negative frequencies and update note.
9006 (outgoing_edges_match): Tweek conditional merging heuristics.
9007 (try_crossjump_to_edge): use update_br_prob_note.
9008 * cfglayout.c (fixup_reorder_chain): Likewise.
9009 * cfrtl.c (update_br_prob_note): New.
9010 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9012 * i386.c (ix86_decompose_address): Return -1 if address contains
9014 (legitimate_address_p): Require ix86_decompose_address to return 1.
9016 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9017 (cprop_insn): Likewise.
9019 2002-01-10 Kazu Hirata <kazu@hxi.com>
9021 * toplev.c: Fix formatting.
9023 * tree-dump.c: Likewise.
9024 * unroll.c: Likewise.
9025 * unwind-dw2.c: Likewise.
9026 * unwind-dw2-fde.c: Likewise.
9027 * unwind-dw2-fde-glibc.c: Likewise.
9028 * unwind-sjlj.c: Likewise.
9030 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9032 * doc/invoke.texi: Document PDP-11 options.
9034 2002-01-10 Kazu Hirata <kazu@hxi.com>
9036 * config/h8300/h8300.h: Fix formatting.
9038 2002-01-10 Ira Ruben <ira@apple.com>
9040 Add __attribute__ ((deprecated)).
9041 * extend.texi: Document __attribute__ ((deprecated)).
9042 * invoke.texi: Document -Wno-deprecated-declarations.
9043 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9044 * testsuite/gcc.dg/deprecated.c: New C test.
9045 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9046 (c_common_attribute_table): Add "deprecated" entry.
9047 (handle_deprecated_attribute): New function.
9048 * c-decl.c (deprecated_states): New enum.
9049 deprecated_state: State of "deprecated" handling.
9050 (start_decl): Set deprecated_state based on attributes.
9051 (grokdeclarator): Test for deprecated uses, propagate attribute.
9052 * c-typeck.c (build_component_ref): Test for deprecated fields.
9053 (build_external_ref): Test for deprecated primaries.
9054 * diagnostic.c (warn_deprecated_use) New function to issue
9055 warnings about __attribute__ ((depricated)) references.
9056 * flags.h (warn_deprecated_decl): Extern declared for
9057 -W[no-]deprecated-declarations option.
9058 * print-tree.c (print_node): Show deprecated flag status.
9059 * toplev.c (warn_deprecated_decl): Defined.
9060 (W_options): Added "deprecated-declaration".
9061 * toplev.h (warn_deprecated_use): Extern declared.
9062 * tree.h (struct tree_common): Define deprecated_flag.
9063 (TREE_DEPRECATED): New macro to access flag.
9064 * cp/call.c (build_call): Test for deprecated calls.
9065 * cp/class.c (add_implicitly_declared_members): Set global
9066 flag to tell grokdeclarator to not issue deprecated warnings.
9067 * cp/cp-tree.h: Add extern for adding_implicit_members.
9068 * cp/decl.c (deprecated_states): New enum.
9069 (start_decl): Set deprecated_state based on attributes.
9070 (grokdeclarator): Test for deprecated uses, propagate attribute.
9071 * cp/lex.c (do_identifier): Test for deprecated primaries.
9072 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9074 2002-01-10 Ira Ruben <ira@apple.com>
9076 Fix to assign attributes to inline member functions.
9077 * cp/decl.c (start_method): Handle attrlist.
9079 2002-01-10 Kazu Hirata <kazu@hxi.com>
9081 * combine.c (expand_field_assignment): Use subreg_lsb().
9083 2002-01-10 David Edelsohn <edelsohn@gnu.org>
9085 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
9086 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
9087 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
9088 Recurse for any operand of AND as long as constant is non-zero.
9090 2002-01-10 Kazu Hirata <kazu@hxi.com>
9092 * config/h8300/h8300.md: Remove constraints from expanders.
9094 2002-01-10 Kazu Hirata <kazu@hxi.com>
9096 * varasm.c: Fix formatting.
9097 * varray.c: Likewise.
9098 * vmsdbgout.c: Likewise.
9099 * xcoffout.c: Likewise.
9101 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
9103 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
9104 update edge probabilities to match.
9106 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9108 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
9110 * doc/languages.texi, doc/sourcebuild.texi: New files.
9111 * doc/configfiles.texi: Make a subsubsection. Update.
9112 * doc/configterms.texi: Add @node. Remove warning that this isn't
9113 instructions for building GCC.
9114 * doc/makefile.texi: Make a subsection.
9115 * doc/gccint.texi: Update.
9117 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
9119 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
9121 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
9123 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
9125 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
9127 * optabs.c (expand_fix): Look for wider integer modes first.
9129 * i386.md (mov?f): Avoid the fake const double trick for medium
9131 (min?f*/max?f*): Prohibit memory operands for i387 variant.
9132 (fop_df_4): Disable for SSE compilation.
9134 2002-01-10 Graham Stott <grahams@redhat.com>
9136 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
9137 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
9139 2002-01-10 Richard Henderson <rth@redhat.com>
9141 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
9143 2002-01-10 Richard Henderson <rth@redhat.com>
9145 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
9146 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
9148 2002-01-10 Kazu Hirata <kazu@hxi.com>
9150 * combine.c (can_combine_p): Fix a comment typo.
9152 2002-01-09 Zack Weinberg <zack@codesourcery.com>
9154 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
9155 empty list correctly. Change loop index $t to $f for
9156 consistency with rest of Makefile.
9158 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
9160 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
9161 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9163 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
9164 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
9165 (altivec_init_builtins): Same.
9166 (altivec_expand_unop_builtin): Return NULL_RTX on error.
9167 (altivec_expand_binop_builtin): Same.
9168 (altivec_expand_ternop_builtin): Same.
9171 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
9172 ("altivec_vctuxs"): Fix typo.
9173 ("altivec_vnmsubfp"): Same.
9174 ("altivec_dssall"): New.
9175 ("altivec_mfvscr"): New.
9176 ("altivec_dss"): New.
9177 ("altivec_lvsl"): New.
9178 ("altivec_lvsr"): New.
9179 ("altivec_dstt"): New.
9180 ("altivec_dstst"): New.
9181 ("altivec_dststt"): New.
9182 ("altivec_dst"): New.
9184 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9185 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9187 2002-01-09 Richard Henderson <rth@redhat.com>
9189 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9191 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9193 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9195 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9197 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9199 2002-01-09 Kazu Hirata <kazu@hxi.com>
9201 * read-rtl.c: Fix formatting.
9203 * regclass.c: Likewise.
9204 * regrename.c: Likewise.
9205 * reg-stack.c: Likewise.
9206 * reload1.c: Likewise.
9207 * reload.c: Likewise.
9210 2002-01-09 Kazu Hirata <kazu@hxi.com>
9212 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9213 to extract items in the expr_list chain.
9215 2002-01-09 Richard Henderson <rth@redhat.com>
9217 * config/vax/vax.c (vax_rtx_cost): Never abort.
9219 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9221 2002-01-09 Jan Hubicka <jh@suse.cz>
9223 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9225 2002-01-09 Richard Henderson <rth@redhat.com>
9227 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9228 Unify code from various alternatives.
9230 2002-01-09 Richard Henderson <rth@redhat.com>
9232 * regrename.c (copy_value): Ignore the copy if the source register
9233 is present in the value chain with a narrower mode.
9235 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9237 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9238 for the c4x target. Also improve layout.
9240 2002-01-09 Richard Henderson <rth@redhat.com>
9242 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9243 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9244 to match insn patterns.
9246 2002-01-09 Richard Henderson <rth@redhat.com>
9248 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9249 (copyprop_hardreg_forward_1): Likewise.
9251 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9253 * pa.md (decrement_and_branch_until_zero): Change predicate for
9254 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9256 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9258 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9259 gets undefined. For Darwin.
9261 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9263 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9265 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9267 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9269 2002-01-08 Richard Henderson <rth@redhat.com>
9271 * regrename.c (copy_value): Ignore overlapping copies.
9273 2002-01-08 Richard Henderson <rth@redhat.com>
9275 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9276 as needed to avoid shared structure.
9278 2002-01-08 Kazu Hirata <kazu@hxi.com>
9280 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9283 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9285 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9286 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9287 documentation of obsolete macros.
9288 * system.h: Poison these macros.
9289 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9290 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9291 config/c4x/c4x.h, config/clipper/clipper.h,
9292 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9293 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9294 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9295 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9296 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9297 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9298 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9299 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9300 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9301 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9302 config/sparc/sparc.h, config/stormy16/stormy16.h,
9303 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9304 definitions and commented out definitions of obsolete macros.
9305 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9306 of MAX_INT_TYPE_SIZE.
9308 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9310 * config/s390/s390.c (s390_preferred_reload_class): Never
9311 return ADDR_REGS if it isn't a subset of the given class.
9312 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9313 FP_REGS, but all superclasses as well.
9315 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9317 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9318 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9319 must not be a const_int.
9321 2002-01-08 Richard Henderson <rth@redhat.com>
9323 * Makefile.in (toplev.o): Depend on options.h.
9324 (gcc.o): Depend on specs.h.
9326 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9328 * expr.c (store_expr): Convert VOIDmode constants back to target's
9331 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9333 * doc/invoke.texi: Markup gcc as @command. Refer to
9334 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9335 of http://gcc.gnu.org/thanks.html.
9337 2002-01-08 Dale Johannesen <dalej@apple.com>
9339 * config/rs6000/rs6000.md: Add missing int register
9340 target case to movdf_low.
9342 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9344 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9345 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9346 (cppinit.o): Depend on except.h.
9347 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9348 s-specs): New rules.
9350 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9351 Don't create specs.h/options.h/gencheck.h here. Remove
9352 unnecessary variable settings from last argument of AC_OUTPUT.
9353 * config.in, configure: Regenerate.
9354 * intl.c: Hardcode package name as "gcc".
9356 * cppinit.c: Include except.h.
9357 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9359 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9360 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9361 (!)USING_SJLJ_EXCEPTIONS.
9362 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9364 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9366 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9367 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9368 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9369 documentation of obsolete macros.
9370 * system.h: Poison these macros.
9371 * config/d30v/d30v.h, config/ns32k/encore.h,
9372 config/stormy16/stormy16.h: Remove definitions and commented out
9373 definitions of obsolete macros.
9375 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9377 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9378 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9381 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9383 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9384 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9385 to insn adjusting stack/frame pointer.
9386 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9387 accept operands that cause the insn to be non-splittable.
9389 2002-01-08 Graham Stott <grahams@redhat.com>
9391 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9392 (C_TYPE_FIELDS_VOLATILE): Likewise.
9393 (C_TYPE_BEING_DEFINED): Likewise.
9394 (C_IS_RESERVED_WORD): Likewise.
9395 (C_TYPE_VARIABLE_SIZE): Likewise.
9396 (C_DECL_VARIABLE_SIZE): Likewise.
9397 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9398 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9399 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9401 (C_DECL_ANTICIPATED): Likewise.
9402 (c_build_type_variant): Add parenthesis.
9404 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9406 * gcc.c (option_map): Remove --version.
9407 (process_command): Handle -fversion following the GNU Coding
9408 Standards. Partially addresses PR other/704.
9410 2002-01-08 Graham Stott <grahams@redhat.com>
9412 * combine.c (combine_instructions): Fix typo.
9414 2002-01-08 Graham Stott <grahams@redhat.com>
9416 * debug.h: Use "tree" and "rtx" throughout.
9418 * debug.c: Likewise.
9420 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9422 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9423 constant pool, use the pool's version of the symbol instead.
9425 2002-01-07 Richard Henderson <rth@redhat.com>
9427 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9428 the original register was copied in a mode with a fewer number of
9429 hard registers than the desired mode.
9430 (copyprop_hardreg_forward_1): Likewise.
9431 (debug_value_data): Fix loop test.
9432 * toplev.c (parse_options_and_default_flags): Reenable
9433 -fcprop-registers at -O1.
9435 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9437 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9438 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9440 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9443 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9445 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9447 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9448 (pa_output_function_prologue): Output local label at the beginning of
9449 the prologue when profiling.
9450 (hppa_profile_hook): Use the local label rather than the function label.
9451 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9453 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9455 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9456 (altivec_expand_unop_builtin): Fix thinko.
9457 (altivec_expand_binop_builtin): Same.
9458 (altivec_expand_ternop_builtin): Same.
9459 (altivec_expand_builtin): Same.
9461 2002-01-07 Richard Henderson <rth@redhat.com>
9463 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9465 2002-01-07 Jason Merrill <jason@redhat.com>
9467 * unwind-dw2.c (execute_cfa_program): Use < again.
9469 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9471 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9473 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9475 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9476 Don't allow -1 - x -> ~x simplifications in the first pass.
9478 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9480 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9482 (altivec_expand_binop_builtin): Same.
9483 (altivec_expand_unop_builtin): Same.
9484 (print_operand): Fix typo.
9485 (bdesc_1arg): Add vupk* variants.
9487 * rs6000.h (rs6000_builtins): Add vupk* enums.
9489 * rs6000.md: Add altivec_vupk* variants.
9491 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9493 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9494 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9495 and last update dates.
9497 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9499 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9501 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9503 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9504 * config/avr/avr.h (CPP_SPEC): Likewise.
9505 (LINK_SPEC): Likewise.
9506 (CRT_BINUTILS_SPECS): Likewise.
9507 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9508 * doc/invoke.texi (AVR Options): Document them.
9510 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9512 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9515 2002-01-07 Graham Stott <grahams@redhat.com>
9517 * config/i386/i386.h: Update copyright date.
9518 (HALF_PIC_PTR): Add parenthesis.
9519 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9520 (CONSTANT_ALIGNMENT): Add parenthesis.
9521 (DATA_ALIGNMENT): Likewise.
9522 (LOCAL_ALIGNMENT): Likewise.
9523 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9524 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9525 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9526 (HARD_REGNO_NREGS): Add paranethesis.
9527 (VALID_SSE_REG_MODE): Whitespace.
9528 (VALID_MMX_REG_MODE): Whitespace.
9529 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9530 (ix86_hard_regno_mode_ok): Add parenthesis.
9531 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9532 (RETURN_IN_MEMORY): Whitespace.
9533 (N_REG_CLASSES): Add parenthesis.
9534 (INTEGER_CLASS_P): Add parenthesis and wrap.
9535 (FLOAT_CLASS_P): Likewise.
9536 (SSE_CLASS_P): Likewise.
9537 (MMX_CLASS_P): Likewise.
9538 (MAYBE_INTEGER_CLASS_P): Likewise.
9539 (MAYBE_FLOAT_CLASS_P): Likewise.
9540 (MAYBE_SSE_CLASS_P): Likewise.
9541 (MAYBE_MMX_CLASS_P): Likewise.
9542 (Q_CLASS_P): Likewise.
9543 (GENERAL_REGNO_P): Uppercase macro parameter.
9544 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9545 (FP_REGNO_P): Likewise.
9546 (ANY_FP_REGNO_P): Uppercase macro parameter.
9547 (SSE_REGNO_P): Likewise.
9548 (SSE_REGNO): Likewise.
9549 (SSE_REG_P): Likewise.
9550 (SSE_FLOAT_MODE_P): Likewise.
9551 (MMX_REGNO_P): Likewise.
9552 (MMX_REG_P):Likewise.
9553 (STACK_REG_P): Likewise.
9554 (NON_STACK_REG_P): Likewise.
9555 (STACK_TOP_P): Likewise.
9556 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9557 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9558 (SECONDARY_MEMORY_NEEDED): Likewise.
9559 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9560 (MD_ASM_CLOBBERS): Whitespace and wrap.
9561 (MUST_PASS_IN_STACK): Whitespace and wrap.
9562 (RETURN_POPS_ARGS): Add parenthesis.
9563 (INIT_CUMULATIVE_ARGS): Likewise.
9564 (FUNCTION_ARG): Likewise.
9565 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9566 (SETUP_INCOMING_VARARGS): Likewise.
9567 (BUILD_VA_LIST_TYPE): Add parenthesis.
9568 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9570 (EXPAND_BUILTIN_VA_ARG): Likewise.
9571 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9572 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9573 (INITIAL_ELIMINATION_OFFSET): Likewise.
9574 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9575 (REGNO_OK_FOR_BASE_P): Likewise.
9576 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9577 (REGNO_OK_FOR_DIREG_P): Likewise.
9578 (REG_OK_FOR_INDEX_P): Whitespace.
9579 (REG_OK_FOR_BASE_P): Whitespace.
9580 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9582 (FIND_BASE_TERM): Fix typo.
9583 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9584 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9585 (SYMBOLIC_CONST; Whitespace.
9586 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9587 (ENCODE_SECTION_INFO): Whitespace.
9588 (FINALIZE_PIC): Remove do { ... } while (0).
9589 (PROMOTE_MODE): Wrap in do { ... } while (0).
9590 (CONST_COSTS): Whitespace.
9591 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9592 (REGISTER_MOVE_COST): Add parenthesis.
9593 (MEMORY_MOVE_COST): Likewise.
9594 (EXTRA_CC_MODES): Whitespace.
9595 (SELECT_CC_MODE): Add parenthesis and whitespace.
9596 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9597 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9598 (ASM_OUTPUT_LABEL): Add paramethesis.
9599 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9600 (ASM_OUTPUT_REG_POP): Likewise.
9601 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9602 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9604 * config/i386/i386.c: Update copyright.
9605 (CHECK_STACK_LIMIT): Add parenthesis.
9606 (AT_BP): Uppercase macro parameter.
9607 (x86_64_int_parameter_registers): Constify.
9608 (x86_64_int_return_registers): Likewise.
9609 (ix86_compare_op0): Use rtx.
9610 (construct_container): Constify INTREG parameter.
9611 (function_arg): Use rtx.
9613 * diagnostic.h: Update copyright date.
9614 (output_buffer_state): Add parenthesis.
9615 (output_buffer_format_args): Likewise.
9617 * combine.c (combine_instructions): Replace XEXP (links, 0)
9620 2002-01-06 H.J. Lu <hjl@gnu.org>
9622 * cfgcleanup.c (thread_jump): Fix 2 typos.
9624 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9626 * config.gcc: Add support for --enable-altivec.
9628 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9630 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9632 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9634 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9635 __objc_class_name_*.
9637 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9639 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9641 2002-01-06 Richard Henderson <rth@redhat.com>
9643 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9644 nop them out. Increment label reference count for REG_LABEL.
9645 (fill_slots_from_thread): Frob label reference count around
9646 delete_related_insns.
9648 2002-01-05 Richard Henderson <rth@redhat.com>
9650 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9653 2002-01-05 Richard Henderson <rth@redhat.com>
9655 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9656 * integrate.c (output_inline_function): Likewise.
9657 * toplev.c (rest_of_compilation): Do it here instead. Move call
9658 to remove_unnecessary_notes after emitting abstract instance.
9659 Force an emitted nested function to have its parent emited as well.
9660 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9662 (rtl_for_decl_location): Do not look at reload data structures
9663 before reload has run.
9665 2002-01-05 Kazu Hirata <kazu@hxi.com>
9667 * cse.c: Fix formatting.
9668 * dwarf2asm.c: Likewise.
9669 * dwarf2out.c: Likewise.
9670 * explow.c: Likewise.
9671 * expmed.c: Likewise.
9672 * function.c: Likewise.
9674 * gencheck.c: Likewise.
9675 * genrecog.c: Likewise.
9676 * ggc-common.c: Likewise.
9677 * ggc-page.c: Likewise.
9678 * global.c: Likewise.
9680 2002-01-05 Kazu Hirata <kazu@hxi.com>
9682 * combine.c: Fix formatting.
9684 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9687 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9689 2002-01-05 David Edelsohn <edelsohn@gnu.org>
9691 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
9692 as 1 for __powerpc64__ as well.
9694 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
9696 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
9699 2002-01-05 Daniel Berlin <dan@dberlin.org>
9701 * lcm.c: Revert change, due to performance regression it causes on
9702 SPEC because it's slightly more conservative (sigh, I hate
9705 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
9707 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
9709 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9711 * doc/cppinternals.texi: Update.
9713 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
9715 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
9716 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
9718 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
9719 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
9720 kludge for pre-october-14th mmix versions to handle new-found bug
9721 with PUSHJ/PUSHGO and the register stack.
9722 * config/mmix/mmix.h (struct machine_function): Rename member
9723 has_call_value_without_parameters to has_call_without_parameters.
9724 All referers changed.
9725 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
9726 TARGET_MASK_BRANCH_PREDICT): New macros.
9727 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
9728 -mno-reg-stack-fill-bug-workaround.
9729 * config/mmix/mmix.md ("call"): Set struct machine member
9730 has_call_without_parameters.
9732 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
9734 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
9736 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
9738 * cfgcleanup.c: Include tm_p.h
9739 (mark_effect): Fix handling of hard register; fix handling of SET
9741 2002-01-04 Kazu Hirata <kazu@hxi.com>
9743 * config/h8300/h8300.md (anonymous patterns): Check that
9744 operands are registers before using REGNO on them.
9746 2002-01-03 Roland McGrath <roland@frob.com>
9748 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
9750 2002-01-04 Jakub Jelinek <jakub@redhat.com>
9752 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
9753 * c-common.h (genrtl_expr_stmt_value): Likewise.
9754 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
9755 (expand_expr_stmt_value): Add maybe_last argument.
9756 Don't warn about statement with no effect if it is the last statement
9757 in expression statement.
9758 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
9759 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
9760 expand_expr_stmt_value.
9761 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
9762 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
9763 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
9764 as maybe_last to expand_expr_stmt_value.
9766 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
9768 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
9769 be passed in, do not build it.
9770 (c_begin_if_stmt): New function.
9771 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9772 * c-common.h (c_expand_start_cond): Update prototype.
9773 (c_begin_if_stmt): Prototype new function.
9774 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9775 * c-parse.in (if_prefix): Use c_begin_if_stmt,
9776 c_begin_while_stmt and c_finish_while_stmt_cond.
9778 2002-01-04 William Cohen <wcohen@redhat.com>
9780 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
9781 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9782 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9783 * config/pa/som.h (ASM_FILE_START): Likewise.
9785 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
9787 * lcm.c: Include df.h.
9788 Add available_transfer_function prototype.
9789 (compute_available): Rework to use iterative dataflow framework.
9790 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
9791 with bb_info in df.h
9792 (available_transfer_function): New function.
9794 * Makefile.in (lcm.o): add df.h to dependencies.
9796 2002-01-04 Richard Henderson <rth@redhat.com>
9798 * config/alpha/alpha.c (some_operand): Accept HIGH.
9799 (input_operand): Likewise; accept simple references to globals.
9800 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
9801 (alpha_const_double_ok_for_letter_p): Likewise.
9802 (alpha_extra_constraint): Likewise.
9803 (alpha_preferred_reload_class): Likewise. Do not force
9804 symbolic constants to memory.
9805 (alpha_legitimate_address_p): Accept simple references
9806 to small_symbolic_operand.
9807 (alpha_legitimize_address): New arg scratch. Be prepared to be
9808 called when no_new_pseudos. Emit simple symbolic references.
9809 Split integers into low, high, and rest.
9810 (alpha_expand_mov): Use alpha_legitimize_address.
9811 (some_small_symbolic_mem_operand): New.
9812 (split_small_symbolic_mem_operand): New.
9813 * config/alpha/alpha-protos.h: Update.
9814 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
9815 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9816 (EXTRA_CONSTRAINT): Likewise.
9817 (PREFERRED_RELOAD_CLASS): Likewise.
9818 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
9819 (PREDICATE_CODES): Update.
9820 * config/alpha/alpha.md: New post-reload splitters to convert
9821 simplfied symbolic operands to the form that references $29.
9822 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
9823 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
9825 2002-01-03 Richard Henderson <rth@redhat.com>
9827 * local-alloc.c (function_invariant_p): Update commentary.
9829 2002-01-04 H.J. Lu <hjl@gnu.org>
9831 * toplev.c (rest_of_compilation): Fix a typo when calling
9834 2002-01-03 Kazu Hirata <kazu@hxi.com>
9836 * c-common.c: Fix formatting.
9837 * diagnostic.c: Likewise.
9838 * doloop.c: Likewise.
9839 * dwarf2out.c: Likewise.
9841 2002-01-03 Kazu Hirata <kazu@hxi.com>
9843 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
9844 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
9846 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9848 * cpperror.c: Update comments and copyright.
9849 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
9850 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
9852 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9854 * collect2.c (main): Use strcmp when testing for "-shared".
9856 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9858 * cppmacro.c: Don't include intl.h. Update comments.
9859 (new_number_token): Allocate enough buffer for 64-bit unsigned
9860 integers; update prototype.
9861 * cppmain.c: Update comments.
9863 2002-01-03 William Cohen <wcohen@redhat.com>
9865 * function.h (struct function): Add profile.
9866 (current_function_profile): New.
9867 doc/extend.texi: Update documentation.
9868 * final.c (final_start_function): Use current_function_profile
9869 instead of profile_flag.
9870 (profile_after_prologue): Likewise.
9871 * function.c (expand_function_start): Likewise.
9872 (expand_function_start): Likewise.
9873 * config/alpha/alpha.c (direct_call_operand):
9874 (alpha_does_function_need_gp): Likewise.
9875 (alpha_expand_prologue): Likewise.
9876 * config/arm/arm.c (arm_expand_prologue): Likewise.
9877 thumb_expand_prologue: Likewise.
9878 * config/d30v/d30v.c (d30v_stack_info): Likewise.
9879 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
9880 (fr30_expand_prologue): Likewise.
9881 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
9882 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
9883 * config/i386/i386.h (FINALIZE_PIC): Likewise.
9884 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9885 * config/i960/i960.c (i960_output_function_prologue): Likewise.
9886 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
9887 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
9888 (m32r_expand_prologue): Likewise.
9889 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
9890 (m88k_expand_prologue): Likewise.
9891 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
9892 * config/mips/mips.c (compute_frame_size): Likewise.
9893 (mips_expand_prologue): Likewise.
9894 (mips_can_use_return_insn): Likewise.
9895 * config/pa/elf.h (ASM_FILE_START): Likewise.
9896 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9897 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9898 * config/pa/som.h (ASM_FILE_START): Likewise.
9899 * config/romp/romp.c (romp_using_r14): Likewise.
9900 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
9901 (rs6000_stack_info): Likewise.
9902 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9903 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
9904 * config/v850/v850.c (compute_register_save_size): Likewise.
9906 2002-01-03 Jakub Jelinek <jakub@redhat.com>
9908 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
9909 gen_lowpart_common fails, use gen_lowpart_SUBREG.
9911 2002-01-03 Turly O'Connor <turly@apple.com>
9913 * darwin.c (machopic_output_possible_stub_label): Don't generate
9914 stub routines for pseudo-stubs which we've just defined.
9916 2002-01-03 Kazu Hirata <kazu@hxi.com>
9918 * builtins.c: Fix formatting.
9919 * c-typeck.c: Likewise.
9920 * combine.c: Likewise.
9924 2002-01-03 Andreas Schwab <schwab@suse.de>
9926 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
9927 and return true if _cpp_push_next_buffer pushed a new include
9929 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
9930 _cpp_pop_file_buffer did not push a new file.
9931 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
9933 2002-01-02 Eric Christopher <echristo@redhat.com>
9935 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
9936 FIND_REG_INC_NOTE call. Update copyright.
9937 * loop.c (canonicalize_condition): Ditto.
9938 * reorg.c (delete_scheduled_jump): Ditto.
9940 2002-01-03 Kazu Hirata <kazu@hxi.com>
9942 * gcse.c: Fix formatting.
9944 2002-01-03 Graham Stott <grahams@redhat.com>
9946 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
9947 forward defs for struct tags rtx_def, union_tree, rtvec_def
9948 also output corresponding typedefs for rtx, tree, and rtvec.
9950 * system.h: Move forward defs for struct tags rtx_def, union_tree,
9951 rtvec_def along with corresponding typedefs for rtx, tree, and
9952 rtvec to config.h, hconfig.h, tconfig.h.
9954 2002-01-03 Graham Stott <grahams@redhat.com>
9956 * tree.h: Update copyright date.
9957 (IS_EXPR_CODE_CLASS): Add parenthesis.
9958 (TREE_SET_CODE): Add whitespace.
9959 (TREE_CHECK): Add parenthesis.
9960 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
9961 (CST_OR_CONSTRUCTOR_CHECK):
9962 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
9963 (TREE_SYMBOL_REFERENCED): Whitespace.
9964 (INT_CST_LT): Likewise.
9965 (INT_CST_LT_UNSIGNED): Likewise.
9966 (tree_real_cst): Unwrap comment.
9967 (tree_string): Likewise.
9968 (tree_complex): Likewise.
9969 (IDENTIFIER_POINTER): correct cast.
9970 (SAVE_EXPR_CONTEXT): Whitespace.
9971 (EXPR_WFL_FILENAME_NODE): Likewise.
9972 (EXPR_WFL_FILENAME): Remove parenthesis.
9973 (DECL_ORIGIN): Add parenthesis.
9974 (DECL_FROM_INLINE): Use NULL_TREE.
9975 (build_int_2): Whitespace.
9976 (build_type_variant): Add parenthesis.
9978 * gcc/jcf-parse.c: Update copyright date.
9979 (yyparse): Constify resource_filename.
9981 2002-01-03 Graham Stott <grahams@redhat.com>
9983 * rtl.h: Update copyright date.
9984 (RTL_CHECK1): Wrap long line.
9985 (RTL_CHECK2): Likewise.
9986 (RTL_CHECKC1): Wrap long line and whitespace.
9987 (RTL_CHECKC2): Likewise.
9988 (XWINT): Whitespace.
9994 (XBITMAP): Likewise.
10000 (X0UINT): Likewise.
10004 (X0MODE): Likewise.
10005 (X0BITMAP): Likewise.
10006 (X0TREE): Likewise.
10007 (X0BBDEF): Likewise.
10008 (X0ADVFLAGS): Likewise.
10009 (X0CSELIB): Likewise.
10010 (X0MEMATTR): Likewise.
10011 (XCWINT): Likewise.
10013 (XCUINT): Likewise.
10017 (XCMODE): Likewise.
10018 (XCBITMAP): Likewise.
10019 (XCTREE): Likewise.
10020 (XCBBDEF): Likewise.
10021 (XCADVFLAGS): Likewise.
10022 (XCCSELIB): Likewise.
10023 (XC2EXP): Likewise.
10024 (INSN_UID): Likewise.
10025 (PREV_INSN): Likewise.
10026 (PATTERN): Likewise.
10027 (INSN_CODE): Likewise.
10028 (PUT_REG_NOTE_KIND): Likewise.
10029 (CODE_LABEL_NUMBER): Likewise.
10030 (NOTE_SOURCE_FILE): Likewise.
10031 (NOTE_BLOCK): Likewise.
10032 (NOTE_EH_HANDLER): Likewise.
10033 (NOTE_RANGE_INFO): Likewise.
10034 (NOTE_LIVE_INFO): Likewise.
10035 (NOTE_BASIC_BLOCK): Likewise.
10036 (NOTE_EXPECTED_VALUE): Likewise.
10037 (NOTE_LINE_NUMBER): Likewise.
10038 (LABEL_NAME): Likewise.
10039 (LABEL_NUSES): Likewise.
10040 (LABEL_ALTERNATE_NAME): Likewise.
10041 (ADDRESSOF_DECL): Likewise.
10042 (JUMP_LABEL): Likewise.
10043 (LABEL_NEXTREF): Likewise.
10045 (ORIGINAL_REGNO: Likewise.
10046 (HARD_REGISTER_NUM_P): Add parenthesis.
10047 (SUBREG_REG): Whitespace.
10048 (SUBREG_BYTE): Likewise.
10049 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10050 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10051 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10052 (ASM_OPERANDS_INPUT_VEC): Likewise.
10053 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10054 (ASM_OPERANDS_INPUT): Likewise.
10055 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10056 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10057 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10058 (ASM_OPERANDS_INPUT_MODE): Likewise.
10059 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10060 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10061 (MEM_SET_IN_STRUCT_P): Minor reformat.
10062 (TRAP_CONDITION): Whitespace.
10063 (TRAP_CODE): Likewise.
10064 (COND_EXEC_TEST): Likewise.
10065 (COND_EXEC_CODE): Likewise.
10066 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10067 (PHI_NODE_P): Add parenthesis.
10068 (plus_constant): Whitespace and add parenthesis.
10070 2002-01-03 Kazu Hirata <kazu@hxi.com>
10072 * config/avr/avr.c: Fix comment typos.
10073 * config/c4x/c4x.md: Likewise.
10074 * config/dsp16xx/dsp16xx.h: Likewise.
10075 * config/dsp16xx/dsp16xx.md: Likewise.
10076 * config/i386/i386.md: Likewise.
10077 * config/ia64/ia64.c: Likewise.
10078 * config/m32r/m32r.h: Likewise.
10079 * config/m68hc11/m68hc11.md: Likewise.
10080 * config/mmix/mmix.c: Likewise.
10081 * config/mn10200/mn10200.c: Likewise.
10082 * config/romp/romp.c: Likewise.
10083 * config/sh/sh.c: Likewise.
10084 * config/stormy16/stormy16.c: Likewise.
10085 * config/stormy16/stormy16.h: Likewise.
10086 * config/stormy16/stormy16.md: Likewise.
10088 2002-01-03 Graham Stott <grahams@redhat.com>
10090 * loop.h: Update copyright date.
10091 (LOOP_MOVABLES): Fix typo.
10092 (LOOP_REGS): Likewise.
10093 (LOOP_IVS): Likewise.
10095 2002-01-03 Graham Stott <grahams@redhat.com>
10097 * cppinit.c: Update copyright date.
10098 Don't include output.h
10099 * Makefile.in: Update copyright date.
10102 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
10105 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
10106 (-pthread) Add to RS/6000 options.
10108 2002-01-02 Kazu Hirata <kazu@hxi.com>
10110 * except.c: Fix comment typos.
10111 * loop.c: Likewise.
10112 * varasm.c: Likewise.
10113 * doc/tm.texi: Fix a typo.
10115 2002-01-02 Jakub Jelinek <jakub@redhat.com>
10117 * c-typeck.c (output_init_element): Allow initializing static storage
10118 duration objects with compound literals.
10120 2002-01-02 Richard Henderson <rth@redhat.com>
10122 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
10125 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10127 * gcc.c (default_compilers): Const-ify.
10128 * mips-tdump.c (stab_names): Likewise.
10129 * mips-tfile.c (map_coff_types, map_coff_storage,
10130 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
10131 pseudo_ops_t, pseudo_ops): Likewise.
10132 * protoize.c (default_include): Likewise
10134 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
10135 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
10136 Add array size in declaration.
10137 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
10138 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
10139 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
10140 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
10141 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
10142 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
10143 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
10144 emtens, make_nan): Const-ify.
10145 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
10146 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
10148 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
10150 * config.gcc (ia64-*-*): Set extra_headers.
10151 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
10152 * config/alpha/t-osf: Remove.
10153 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
10155 2002-01-02 David Edelsohn <edelsohn@gnu.org>
10157 * config/rs6000/t-aix43: Revert previous change.
10159 2002-01-02 Jason Merrill <jason@redhat.com>
10161 * c-decl.c (c_expand_body): Call outlining_inline_function when
10162 emitting an inline function out of line.
10164 2002-01-02 Richard Henderson <rth@redhat.com>
10166 * dwarf2out.c (limbo_die_node): Add created_for member.
10167 (new_die): New argument created_for. Update all callers.
10168 (mark_limbo_die_list): New.
10169 (dwarf2out_init): Register limbo_die_list as a root.
10170 (dwarf2out_finish): Force insert limbo dies into their function
10173 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
10176 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
10178 2002-01-02 Kazu Hirata <kazu@hxi.com>
10180 * config/h8300/fixunssfsi.c: Update copyright.
10183 * config/h8300/h8300.c: Update copyright.
10184 Eliminate warnings.
10186 2002-01-02 Kazu Hirata <kazu@hxi.com>
10188 * config/romp/romp.c: Fix comment formatting.
10189 * config/romp/romp.h: Likewise.
10190 * config/romp/romp.md: Likewise.
10191 * config/s390/s390.c: Likewise.
10192 * config/stormy16/stormy16.c: Likewise.
10193 * config/stormy16/stormy16.h: Likewise.
10195 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10197 * c-common.h (genrtl_expr_stmt_value): Declare.
10198 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10199 (genrtl_goto_stmt_value): ... this new function. Pass new
10200 argument down to expand_expr_stmt_value, taking
10201 TREE_ADDRESSABLE into account.
10202 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10203 STMT_EXPR as addressable, i.e., one whose result we want.
10204 * expr.c (expand_expr): Don't save expression statement value
10205 of labeled_blocks or loop_exprs.
10206 * stmt.c (expand_expr_stmt): Redirect to...
10207 (expand_expr_stmt_value): ... this new function. Use new
10208 argument to tell whether to save expression value.
10209 (expand_end_stmt_expr): Reset last_expr_type and
10210 last_expr_value if we don't have either.
10211 * tree-inline.c (declare_return_variable): Mark its use
10212 statement as addressable.
10213 * tree.h: Document new use of TREE_ADDRESSABLE.
10214 (expand_expr_stmt_value): Declare.
10216 2002-01-01 Tom Rix <trix@redhat.com>
10218 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10219 rs6000_emit_allocate_stack.
10221 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10223 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10224 ${srcdir}/ginclude/ to every entry in extra_headers.
10225 * configure: Regenerate.
10226 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10227 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10228 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10229 * ginclude/proto.h: Rename to config/convex/proto.h.
10231 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10233 * attribs.c (handle_vector_size_attribute): Use host_integerp
10234 and tree_int_cst; remove warnings.
10235 * caller-save.c (insert_restore): Add cast to get rid of warning.
10236 (insert_save): Likewise.
10237 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10238 * regmove.c (find_matches): Add temporary var to kill a warning.
10240 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10242 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10243 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10244 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10245 (vms-dwarf2eh.o): Add Makefile rule.
10246 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10247 * config/alpha/vms-dwarf2eh.asm: New file.
10249 * gcc.c (delete_if_ordinary): Delete all versions.
10251 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10253 * config/mmix/mmix.md: Update FIXME to not mention
10255 (MMIX_rJ_REGNUM): New define_constants constant.
10256 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10257 "*movdicc_real"): Adjust contraints formatting.
10258 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10259 for branch prediction.
10260 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10262 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10263 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10264 number. Delete related FIXMEs.
10265 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10266 from number to MMIX_rJ_REGNUM.
10267 (TARGET_MASK_BRANCH_PREDICT): New.
10268 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10269 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10270 value. Add -mbranch-predict and -mno-branch-predict.
10271 (TARGET_VERSION): Drop date.
10272 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10273 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10274 for finding out global symbols.
10275 (mmix_asm_output_labelref): Revert condition for global symbol.
10276 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10277 (mmix_print_operand_punct_valid_p): A '+' is valid.
10279 See ChangeLog.6 for earlier changes.