1 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
3 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7 * cppinit.c (print_help): Display -MD and -MMD.
8 Don't display usage string. Update assertion syntax and
10 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
11 (cpp_handle_option): Update.
13 2002-03-15 Chris Demetriou <cgd@broadcom.com>
15 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
16 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
17 and define it so that regardless of target CPU size,
18 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
19 of "int" rather than "long."
21 2002-03-15 Richard Henderson <rth@redhat.com>
23 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
26 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
28 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
29 ("tstqi" split): Avoid using memory for tstqi on address register.
30 (splits): Remove constraints.
31 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
32 ("cmpdf", "cmpsf"): Remove since not used.
33 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
34 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
36 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
38 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
39 ("neghi2"): Tighten constraints.
40 ("one_cmplsi2"): Optimize and simplify split.
41 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
43 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
45 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
46 and split of AND operation to clear the upper bits.
47 ("*logicalsi3_zextqi"): Likewise.
48 ("*logicallhi3_zexthi_ashift8"): Likewise.
49 ("*logicalsi3_silshr16"): Likewise.
50 ("logicalsi3_silshl16"): Likewise.
51 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
53 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
55 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
56 (m68hc11_indirect_p): New function.
57 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
58 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
60 (asm_print_register): Likewise.
61 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
62 (m68hc11_indirect_p): Declare.
63 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
64 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
65 (TARGET_SWITCHES): New option -mrelax.
66 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
68 ("iorsi3", "xorsi3"): Likewise.
69 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
70 ("*andhi3_mem"): New to handle destination in memory with bclr
71 and a scratch register.
72 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
73 ("*andhi3_const"): New when operand2 is constant.
74 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
75 ("*andhi3_gen"): Cleanup of the old "andhi3".
76 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
77 ("xorqi3"): Update constraints.
79 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
81 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
82 for reg_equiv_memory_loc when the operand is a register that does
83 not get a hard register (stack location).
84 (tst_operand): After reload, accept all memory operand.
85 (symbolic_memory_operand): Fix detection of symbolic references.
86 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
87 accept symbols and any constant.
89 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
91 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
92 note on the insn that sets the soft frame register.
93 (must_parenthesize): ix and iy are also reserved names.
94 (print_operand_address): One more place where parenthesis are required
95 to avoid confusion with register names.
96 (m68hc11_gen_movhi): Allow push of stack pointer.
97 (m68hc11_check_z_replacement): Fix handling of parallel with a
99 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
100 the replacement register is.
101 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
103 (MODES_TIEABLE_P): All modes are tieable except QImode.
105 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
107 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
108 (___subdi3): Likewise.
109 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
110 (__map_data_section): Optimize 68hc11 case.
112 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
114 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
115 than a shift to avoid adding a register with itself.
116 (m68hc11_memory_move_cost): Take into account NO_REGS.
117 (m68hc11_register_move_cost): Update and use memory move cost
119 (m68hc11_address_cost): Make cost of valid offset not 0 so that
120 it gives more opportunities to cse to optimize.
121 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
122 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
124 2002-03-15 Mark Mitchell <mark@codesourcery.com>
126 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
127 * c-common.def (CLEANUP_STMT): New tree node.
128 * c-common.h (CLEANUP_DECL): New macro.
129 (CLEANUP_EXPR): Likewise.
130 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
131 * expr.c (expand_expr): Tidy.
132 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
133 * tree-inline.c (initialize_inlined_parameters): Clean up
136 2002-03-15 Jakub Jelinek <jakub@redhat.com>
139 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
140 before movrXX only, use reg_overlap_mentioned_p.
141 Only special case NE if just one insn can be generated.
143 2002-03-15 Jason Merrill <jason@redhat.com>
145 * varasm.c (assemble_variable): Call resolve_unique_section before
146 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
149 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
152 * arm.md (split pattern for thumb shiftable immediates): Add comment
153 explaining non-obvious test.
155 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
158 * arm.md (movaddr, movaddr_insn): Delete.
160 2002-03-15 Jason Merrill <jason@redhat.com>
162 * toplev.c (wrapup_global_declarations): Clarify variable handling.
163 -fkeep-static-consts doesn't apply to comdats.
165 2002-03-14 Richard Henderson <rth@redhat.com>
167 * c-decl.c: Include c-pragma.h.
168 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
169 (finish_function): Tidy.
170 * c-pragma.c: Include c-common.h.
171 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
172 (handle_pragma_weak): Use them.
173 (init_pragma): Register pending_weaks.
174 * c-pragma.h (maybe_apply_pragma_weak): Declare.
175 * print-tree.c (print_node): Print DECL_WEAK.
176 * varasm.c (mark_weak_decls): Remove.
177 (remove_from_pending_weak_list): Remove.
179 (asm_emit_uninitialised): Call globalize_decl for weak commons.
180 (weak_decls): Make a tree_list.
181 (declare_weak): Cons weak_decls directly.
182 (globalize_decl): Remove weak_decls elements directly.
183 (weak_finish): Simplify weak_decls walk. Don't weaken unused
184 symbols. Don't pretend to handle aliases.
185 (init_varasm_once): Update weak_decls registry.
186 * Makefile.in: Update dependencies.
188 2002-03-14 Richard Henderson <rth@redhat.com>
191 * config/ia64/ia64.c: Include tm_p.h last.
192 (gen_nop_type): Remove duplicate definition.
193 (cycle_end_fill_slots): Set sched_data for second L slot.
194 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
195 (nop_cycles_until): Fix typos.
197 2002-03-15 Jakub Jelinek <jakub@redhat.com>
200 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
202 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
204 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
205 descriptors correctly.
207 2002-03-14 Michael Meissner <meissner@redhat.com>
209 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
210 100, allowing MAX_UNROLLED_INSNS to be overridden.
212 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
215 * unroll.c (params.h): Include.
216 (MAX_UNROLLED_INSNS): Delete, now in params.h.
218 * doc/invoke.texi (--param max-unroll-insns): Document.
220 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
222 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
224 * arm.md: Fix warnings about constraints in peepholes and splits.
226 2002-03-14 Zack Weinberg <zack@codesourcery.com>
228 * cpphash.h (struct lexer_state): Remove line_extension member.
229 * cpplib.c (dequote_string, do_linemarker): New functions.
230 (linemarker_dir): New data object.
231 (DIRECTIVE_TABLE): No longer need to interpret #line in
232 preprocessed source. Delete obsolete comment about return
234 (end_directive, directive_diagnostics, _cpp_handle_directive):
235 Don't muck with line_extension.
236 (directive_diagnostics): No need to issue warnings for
238 (_cpp_handle_directive): Issue warnings for linemarkers here,
239 when appropriate. Dispatch linemarkers to do_linemarker, not
241 (do_line): Code to handle linemarkers split out to do_linemarker.
242 Convert escape sequences in filename argument, both places.
244 * cppmacro.c (quote_string): Rename cpp_quote_string and
245 export. All callers changed.
246 * cpplib.h (cpp_quote_string): Prototype.
247 * cppmain.c (print_line): Call cpp_quote_string on to_file
250 * doc/cpp.texi: Document that escapes are now interpreted in
251 #line and in linemarkers, and that non-printing characters are
252 converted to octal escapes when linemarkers are generated.
254 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
256 * emit-rtl.c (try_split): Use delete_insns.
257 * recog.c (split_all_insns): Fix terminating condition.
259 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
260 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
263 * arm.c (arm_output_epilogue): Fix floating-point register save
264 adjustment when using a frame pointer.
266 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
268 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
269 * config/mips/mips.c (compute_frame_size): Retrofit them here.
270 (save_restore_insns, mips_expand_epilogue): And here.
271 (build_mips16_call_stub): And here.
272 (mips_function_value): Use the new macros to decide whether a single
273 or complex float can be returned in floating-point registers. Return
274 a parallel rtx in the complex case.
276 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
278 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
279 call after liveness analysis.
281 * recog.c (split_insn): Use delete_insn_and_edges.
283 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
284 instructions to have branch prediction notes.
285 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
287 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
289 * configure.in: Don't pass -Wno-long-long to a ADA compiler
290 that doesn't support it.
291 * configure: Regenerate.
293 2002-03-13 Jakub Jelinek <jakub@redhat.com>
296 * config/sparc/sparc.md (normal_branch, inverted_branch,
297 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
298 inverted_fp_branch): Adjust calls to output_cbranch.
299 Set length attribute.
300 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
301 output_v9branch. Set length attribute.
302 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
304 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
305 (output_cbranch): Likewise. Handle far branches.
306 (output_v9branch): Handle far branches.
307 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
309 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
310 noov_compare64_op predicates.
312 2002-03-13 Jason Merrill <jason@redhat.com>
314 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
315 into the function and constify it.
316 * gthr-dce.h, gthr-solaris.h: Likewise.
318 2002-03-13 David Edelsohn <edelsohn@gnu.org>
320 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
321 * config/rs6000/rs6000.c (rs6000_va_arg): Use
322 std_expand_builtin_va_arg if not ABI_V4.
324 2002-03-13 Jason Merrill <jason@redhat.com>
326 * varasm.c (globalize_decl): New fn.
327 (assemble_start_function): Use it.
328 (asm_emit_uninitialized): Use it.
329 (assemble_alias): Use it.
330 (assemble_variable): Use it.
332 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
334 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
335 2002-03-12 internal visibility change.
336 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
337 visibility into SYMBOL_REF_FLAG.
339 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
341 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
342 VOIDmode operand. Add compile-time optimization for constant results.
344 2002-03-12 Jason Merrill <jason@redhat.com>
346 * c-typeck.c (convert_for_assignment): Don't allow conversions
347 between pointers and references. Only allow lvalues to convert to
350 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
352 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
353 before prologue, to avoid scheduling problems.
355 2002-03-13 Jakub Jelinek <jakub@redhat.com>
357 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
358 (ELIMINABLE_REGS): Add sfp->sp.
359 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
361 2002-03-13 Jakub Jelinek <jakub@redhat.com>
364 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
366 2002-03-13 Jakub Jelinek <jakub@redhat.com>
368 * loop.c (basic_induction_var): Don't call convert_modes if mode
369 classes are different.
371 2002-03-12 Richard Henderson <rth@redhat.com>
374 * function.c (reposition_prologue_and_epilogue_notes): Position
375 the markers after/before the last/first insn not deleted.
377 2002-03-12 Richard Henderson <rth@redhat.com>
380 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
381 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
382 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
384 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
385 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
386 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
388 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
389 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
390 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
391 also. Don't set it if not flag_pic.
392 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
393 to be INVALID_REGNUM when not used.
395 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
397 * expmed.c (store_bit_field): Reset alias set for memory.
398 (extract_bit_field): Same.
400 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
402 * c-common.c (c_tree_code_type, c_tree_code_length,
403 c_tree_code_name, add_c_tree_codes): Delete.
404 * c-common.h (add_c_tree_codes): Delete.
405 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
407 * c-objc-common.c (c_objc_common_init): Don't call
408 add_c_tree_codes, instead set lang_unsafe_for_reeval.
409 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
410 objc_tree_code_name, add_objc_tree_codes): Delete.
411 (objc_init): Don't call add_objc_tree_codes.
412 * objc/objc-lang.c (tree_code_type, tree_code_length,
413 tree_code_name): Define.
414 * toplev.c (lang_independent_init): Don't set
415 tree_code_length[IDENTIFIER_NODE].
416 * tree.c (tree_code_type, tree_code_length, tree_code_name):
417 Delete definitions, moved to language front-ends.
418 * tree.def (IDENTIFIER_NODE): Hardwire the length.
419 * tree.h (tree_code_type, tree_code_length, tree_code_name):
421 (tree_code_length): Change type to unsigned char.
423 2002-03-12 Richard Henderson <rth@redhat.com>
425 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
426 internal visibility change.
428 2002-03-12 Bob Wilson <bob.wilson@acm.org>
430 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
431 validize_mem() instead of change_address to avoid clobbering
434 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
436 * c-lex.h (position_after_whitespace): Remove.
438 2002-03-12 Jakub Jelinek <jakub@redhat.com>
440 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
441 (lex_string): Use unsigned char pointers.
443 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
445 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
446 is not a valid memory_operand.
448 2002-03-12 Bob Wilson <bob.wilson@acm.org>
450 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
451 * config/xtensa/lib1funcs.asm: Fix copyright to include
452 special case for libgcc files.
453 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
454 (__divsi3): Likewise.
455 (__umodsi3): Likewise.
456 (__modsi3): Likewise.
457 * config/xtensa/lib2funcs.S: Fix copyright to include
458 special case for libgcc files.
460 2002-03-12 Tom Rix <trix@redhat.com>
462 * collect2.c (resolve_lib_name): Move outside of
463 OBJECT_FORMAT_COFF ifdef.
464 (ignore_library): Same.
466 2002-03-12 Bob Wilson <bob.wilson@acm.org>
468 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
470 2002-03-12 Bob Wilson <bob.wilson@acm.org>
472 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
473 to function_section before writing out the constant pool.
475 2002-03-12 David Edelsohn <edelsohn@gnu.org>
477 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
479 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
481 2002-03-12 Alan Modra <amodra@bigpond.net.au>
483 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
487 (cmpsi splitter): Likewise.
488 (modsi3): Fail if <= 0.
489 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
490 redundant test when HOST_BITS_PER_WIDE_INT != 32.
491 (reg_or_sub_cint64_operand): Likewise.
492 (num_insns_constant_wide): Optimize sign extension.
493 (rs6000_legitimize_address): Likewise.
495 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
497 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
498 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
500 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
502 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
505 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
507 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
508 scratch register to DImode / TImode.
509 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
510 register used does not overlap the target.
512 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
514 * Makefile.in (debug.o): Depend on debug.h.
515 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
516 * debug.c (do_nothing_debug_hooks): Likewise.
517 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
518 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
519 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
520 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
521 * dwarfout.c (dwarf_debug_hooks): Likewise.
522 * integrate.c (output_inline_function): Likewise.
523 * objc/objc-act.c (synth_module_prologue): Likewise.
524 * sdbout.c (sdb_debug_hooks): Likewise.
525 * toplev.c (debug_hooks): Likewise.
526 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
528 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
530 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
531 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
532 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
533 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
534 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
535 * defaults.h (POINTER_SIZE): Define.
536 * doc/tm.texi (POINTER_SIZE): Document default.
538 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
540 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
542 2002-03-11 Richard Henderson <rth@redhat.com>
544 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
545 if rebuild_label_notes_after_reload.
547 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
549 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
550 emit pic register load if "internal" visibility.
551 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
552 (cris_expand_builtin_va_arg): Do all computations on trees.
554 2002-03-11 Richard Henderson <rth@redhat.com>
556 * rtlanal.c: Include recog.h.
557 (keep_with_call_p): Fix thinko.
558 * Makefile.in (rtlanal.o): Update dependencies.
560 2002-03-11 Chris Meyer <cmeyer@gatan.com>
562 * genflags.c (gen_insn): Use IS_VSPACE.
563 * genoutput.c (output_insn_data): Likewise.
564 (process_template): Likewise.
566 2002-03-11 Richard Henderson <rth@redhat.com>
568 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
570 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
572 * Makefile.in: Update.
573 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
574 Update documentation.
575 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
576 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
578 2002-03-11 Zack Weinberg <zack@codesourcery.com>
580 * Makefile.in: Give texi2pod its input file as a command line
581 argument, not on stdin.
583 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
584 Daniel Berlin <dan@dberlin.org>
586 C++ alias analysis improvement.
587 * alias.c (record_component_aliases): Record aliases for base
590 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
592 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
594 2002-03-11 Douglas B Rupp <rupp@gnat.com>
596 * toplev.c (vms_fopen): Remove, not needed.
598 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
600 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
602 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
603 for FP, already done later.
605 * toplev.c (debug_args): Add entry for VMS_DEBUG.
606 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
608 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
610 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
611 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
612 LARGEST_EXPONENT_IS_NORMAL for the given mode.
613 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
614 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
615 (ediv, emul, eldexp, esqrt): Likewise.
616 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
617 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
618 (saturate): New function.
619 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
620 (make_nan): Use a saturation value instead of a NaN if
621 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
622 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
623 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
624 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
625 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
626 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
628 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
629 (ROUND_TOWARDS_ZERO): Document.
631 2002-03-11 Andreas Jaeger <aj@suse.de>
633 * cfg.c (dump_flow_info): Remove unused variable.
635 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
637 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
638 computations on trees.
640 2002-03-10 Richard Henderson <rth@redhat.com>
643 * reload.c (copy_replacements_1): New.
644 (copy_replacements): Use it to recurse through the rtx.
646 2002-03-10 Richard Henderson <rth@redhat.com>
648 * loop.c (strength_reduce): Compute number of iterations as
649 unsigned HOST_WIDE_INT.
651 2002-03-10 Richard Henderson <rth@redhat.com>
653 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
654 to move away from the end of the block.
656 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
659 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
661 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
663 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
665 * attribs.c (decl_attributes): Fix signed/unsigned warning.
667 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
669 * config/mmix/mmix.c: Improve comments.
670 (mmix_target_asm_function_prologue): Drop variable
671 empty_stack_frame. Don't allocate unused slot above fp.
672 (mmix_target_asm_function_epilogue): Mirror prologue changes.
673 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
674 brace in first column.
675 (enum reg_class): Ditto.
676 (FIRST_PARM_OFFSET): Now 0.
677 (USER_LABEL_PREFIX): Remove #if 0:d definition.
679 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
681 * combine.c (make_extraction): Fix error in last change.
683 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
685 * c4x.c (c4x_fp_reglist): Const-ify.
686 * cris.c (cris_print_operand): Likewise.
687 * i386.c (ix86_va_arg): Likewise.
688 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
689 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
690 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
691 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
692 * mcore.h (regno_reg_class): Likewise.
693 * mips.c (gen_int_relational): Likewise.
694 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
695 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
696 * pdp11.c (move_costs): Likewise.
697 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
698 * s390.c (s390_branch_condition_mnemonic, regclass_map):
700 * s390.h (regclass_map): Likewise.
701 * sh.c (shift_amounts): Likewise.
702 * sh.md (rotlsi3): Likewise.
704 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
706 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
707 (ne0+5): Use new clobber to generate proper shift pattern.
708 Patch by Michael Matz <matz@kde.org>.
710 2002-03-09 Andreas Schwab <schwab@suse.de>
712 * gcc.c (validate_all_switches): Also handle `%W{...}'.
714 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
716 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
718 2002-03-09 Jakub Jelinek <jakub@redhat.com>
721 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
722 even for non-representable constants.
724 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
726 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
727 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
728 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
729 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
730 (pop_function_context): Compute MAY_SHARE parameter for
732 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
733 (gen_mem_addressof): Call fixup_var_refs with new parm.
735 * combine.c (make_extraction): Don't make extension of CONST_INT.
737 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
739 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
741 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
742 but getting fixed-size structs passed in registers regardless of
743 padding in o32 and o64 ABIs.
745 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
746 offset before loading address of argument passed by transparent
749 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
751 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
753 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
755 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
756 marker such that registers after it are saved.
758 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
760 * sparc.c (arith_4096_operand): Fix error in last change.
762 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
764 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
767 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
769 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
772 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
774 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
776 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
778 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
779 removed; fix return value.
780 * combine.c (combine_instructions): Dirtify blocks where we failed to
781 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
782 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
784 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
786 * gcse.c (insert_insn_end_bb): Fix typo in last change.
788 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
790 * recog.c (peephole2_optimize): Re-distribute EH edges.
792 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
794 * expr.c (expand_expr): Use unsave lang hook.
795 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
796 (LANG_HOOKS_INITIALIZER): Update.
797 * langhooks.h (struct lang_hooks): New hook unsave.
798 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
799 (unsave_expr_1): Remove unused lang_unsave_expr_now.
800 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
801 (unsave_expr_now): Remove.
802 * tree.h (unsave_expr_now, lang_unsave,
803 lang_unsave_expr_now): Remove.
806 2002-03-08 Andreas Jaeger <aj@suse.de>
808 * flow.c (propagate_block_delete_insn): Remove unused variable.
810 2002-03-08 Kazu Hirata <kazu@hxi.com>
812 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
813 insn length for memory load/store.
815 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
817 * doc/install.texi (--with-libiconv-prefix): Document.
819 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
821 * doc/sourcebuild.texi: Fix typo.
823 2002-03-08 Jakub Jelinek <jakub@redhat.com>
826 * builtins.c (std_expand_builtin_va_arg): Do all computations on
829 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
831 * rtl.c (copy_most_rtx): Move from here ...
832 * emit-rtl.c (copy_most_rtx): ... to here.
834 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
836 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
837 SUBTARGET_CPP_SIZE_SPEC.
838 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
840 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
842 2002-03-07 Matt Hiller <hiller@redhat.com>
844 * gensupport.c (first_dir_md_include): Renamed from include;
845 change all references.
846 (last_dir_md_include): Renamed from last_include; change all
848 (init_md_reader): Unconditionally initialize base_dir whether or
849 not filename is a relative path.
851 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
853 * config/fp-bit.c (_unord_f2): Compile it in even if
854 US_SOFTWARE_GOFAST is enabled.
856 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
857 NULL_RTX. Set all HFmode operations as NULL_RTX.
858 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
859 NULL_RTX, try reversing the comparison and the operands.
861 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
863 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
864 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
867 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
869 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
871 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
873 * basic-block.h (fixup_abnormal_edges): Declare.
874 * reload1.c (fixup_abnormal_edges): New function.
875 * reg-stack.c (convert_regs): Use it.
877 * gcse.c (insert_insn_end_bb): Handle trapping insns.
879 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
881 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
883 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
884 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
885 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
886 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
887 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
888 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
889 unless x and y could be infinite.
890 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
891 Check that the common type of both arguments is a real, even for
892 targets without unordered comparisons. Allow an integer argument
893 to be compared against a real.
894 (expand_tree_builtin): Use expand_unordered_cmp.
895 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
896 * cse.c (fold_rtx): Likewise. Fix indentation.
897 * fold-const.c (fold_real_zero_addition_p): New.
898 (fold): Use it, and the new HONOR_... macros.
899 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
900 * jump.c (reversed_comparison_code_parts): After searching for
901 the true comparison mode, use HONOR_NANS to decide whether it
902 can be safely reversed.
903 (reverse_condition_maybe_unordered): Remove IEEE check.
904 * simplify-rtx.c (simplify_binary_operation): Use the new macros
905 to decide which simplifications are valid. Allow the following
906 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
907 and (a - -b) to (a + b).
908 (simplify_relational_operation): Use HONOR_NANS.
909 * doc/tm.texi: Document the MODE_HAS_... macros.
911 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
913 * combine.c (simplify_comparison): If simplifying a logical shift
914 right and compare with constant, force the comparison to unsigned.
916 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
918 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
920 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
922 (alt_reg_names): Remove % for vrsave.
924 2002-03-06 Richard Henderson <rth@redhat.com>
927 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
928 if used indicates we've already emitted one copy of an operand.
929 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
930 (gen_split): Supply a non-null used.
932 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
934 * reload1.c (reload): Unshare all rtl after reload is done.
936 * simplify-rtx.c (simplify_plus_minus): Do not abort,
937 but simply fail if the expression is too complex to simplify.
938 (simplify_gen_binary): Handle simplify_plus_minus failures.
940 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
942 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
943 consistently call delete_trivially_dead_insns after CSE and GCSE;
944 fix DFI_life dumping; do jump threading after liveness; do crossjumping
945 after liveness2; update comment in last crossjumping.
946 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
948 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
950 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
951 after completing fast dead code elimination.
953 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
956 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
958 * version.c: Fix misplaced leading blanks on first line.
960 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
962 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
964 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
966 * cfgcleanup.c (mentions_nonequal_regs): New function.
967 (thread_jump): Use it.
968 * toplev.c (rest_of_compilation): Run jump threading after
971 2002-03-06 Jakub Jelinek <jakub@redhat.com>
973 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
976 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
978 * predict.c (estimate_bb_frequencies): Do not reload the
979 frequencies from notes.
981 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
983 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
984 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
986 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
987 delete_noop_moves): Return indeger.
988 * flow.c (ndead): New variable.
989 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
990 BB argument; update callers.
991 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
992 (life_analysis): Do not call purge_all_dead_edges.
993 (update_life_info): Return number of deleted insns; print statistics.
994 (update_life_info_in_dirty_blocks): likewise.
995 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
996 return number of insns deleted.
998 * cse.c: Include timevar.h
999 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1000 iterate until stabilizes; print statistics; return number of killed
1002 * Makefile.in: (cse.o): Add timevar.h dependency
1003 * rtl.h (delete_trivially_dead_insns): New.
1004 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1005 * toplev.c (rest_of_compilation): Update callers.
1007 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1008 (try_optimize_cfg): Do not update liveness.
1009 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1010 removal stabilizes; use delete_trivially_dead_insns.
1012 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1014 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1016 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1017 callbacks when processing assembly language.
1019 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1021 * pa.h (ASM_FILE_END): Define.
1022 * som.h (ASM_FILE_END): Delete.
1024 * pa.c (function_arg): Don't pass floats in general registers in
1025 indirect calls if TARGET_ELF32.
1027 2002-03-05 Richard Henderson <rth@redhat.com>
1029 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1031 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1033 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1035 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1037 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1038 -r command line. Don't hide any symbols if not building
1041 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1043 * cfg.c (dump_flow_info): Warn about profile mismatches.
1044 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1045 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1047 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1049 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1050 wide volatile memory by parts.
1052 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1054 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1057 2002-03-05 Richard Henderson <rth@redhat.com>
1059 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1061 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1063 * toplev.c (documented_lang_options): Document more
1064 language-specific options.
1065 * doc/invoke.texi (Warning Options): Correct documentation for
1066 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1067 * c-decl.c (c_decode_option): Use a table to handle warning options.
1069 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1071 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1072 parameter to mmix_encode_section_info.
1073 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1074 relocatably. Always produce ELF, not mmo if linking relocatably.
1075 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1076 first is non-zero, don't add symbol prefix.
1077 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1078 prototype accordingly.
1080 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1082 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1084 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1086 * configure.in: Increase required makeinfo version to 4.1.
1087 * configure: Regenerate.
1089 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1091 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1094 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1096 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1097 * doc/invoke.texi: Fix @math uses.
1099 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1101 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1104 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1106 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1107 (powerpc-*-eabisimaltivec*): Same.
1109 * config/rs6000/t-ppcendian: New.
1111 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1113 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1114 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1115 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1117 2002-03-03 Richard Henderson <rth@redhat.com>
1119 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1121 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1123 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1124 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1125 tree.c, config/m68k/m68k.c:
1126 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1127 REAL_ARITHMETIC blocks unconditional. Delete some further
1128 #ifdef blocks predicated on REAL_ARITHMETIC.
1129 * flags.h, toplev.c: Delete remaining references to
1132 * doc/invoke.texi: Remove documentation of -fpretend-float.
1133 * doc/tm.texi: Describe the various REAL_* macros as provided by
1134 real.h, not by the target configuration files.
1136 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1137 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1138 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1139 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1140 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1141 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1142 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1143 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1144 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1145 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1146 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1147 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1148 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1149 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1150 config/xtensa/xtensa.h:
1151 Do not define, undefine, or mention in comments any of
1152 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1153 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1154 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1155 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1156 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1157 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1158 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1159 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1160 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1162 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1164 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1165 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1166 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1167 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1168 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1169 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1171 * defaults.h (BITS_PER_WORD): Define.
1172 * doc/tm.texi (BITS_PER_WORD): Document default value.
1174 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1175 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1176 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1178 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1181 lieu of explicit sizeof/sizeof.
1182 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1183 ix86_expand_builtin): Likewise.
1184 * mips.c (mips_add_gc_roots): Likewise.
1185 * mmix.c (mmix_output_condition): Likewise.
1186 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1187 altivec_init_builtins): Likewise.
1188 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1189 * cppexp.c (Nsuff, parse_number): Likewise.
1190 * cppinit.c (builtin_array_end): Likewise.
1191 * gcc.c (n_default_compilers, process_command): Likewise.
1192 * genpreds.c (output_predicate_decls): Likewise.
1193 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1194 * lcm.c (N_ENTITIES): Likewise.
1195 * stor-layout.c (set_sizetype): Likewise.
1197 2002-03-03 Richard Henderson <rth@redhat.com>
1199 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1200 for types or labels.
1202 2002-03-03 Richard Henderson <rth@redhat.com>
1204 * c-decl.c (start_decl): Initialized variables are not common.
1206 2002-03-02 Per Bothner <per@bothner.com>
1208 * gcc.c (option_map): Suport new --bootclasspath option.
1209 --CLASSPATH is now just an alias for --classpath.
1211 2002-03-02 Richard Henderson <rth@redhat.com>
1213 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1214 load if "internal" visibility.
1215 * doc/extend.texi: Document visibility meanings.
1217 2002-03-02 Richard Henderson <rth@redhat.com>
1219 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1220 to functions as well.
1222 2002-03-02 Richard Henderson <rth@redhat.com>
1224 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1225 (handle_visibility_attribute): Don't call assemble_visibility.
1226 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1227 without asmspec. Invoke assemble_alias when needed.
1228 * varasm.c (maybe_assemble_visibility): New.
1229 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1231 2002-03-02 Richard Henderson <rth@redhat.com>
1233 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1234 invoke ENCODE_SECTION_INFO with first call flag.
1236 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1237 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1238 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1239 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1240 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1241 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1242 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1243 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1244 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1245 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1246 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1247 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1248 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1249 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1250 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1251 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1252 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1253 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1254 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1255 config/sh/sh.h, config/sparc/sparc.h,
1256 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1257 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1258 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1259 FIRST argument. As needed, examine it and do nothing.
1261 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1262 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1263 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1265 * config/arm/t-pe (pe.o): Add dependencies.
1267 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1269 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1270 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1271 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1272 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1273 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1274 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1275 * defaults.h (BITS_PER_UNIT): Define.
1276 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1278 2002-03-02 Kazu Hirata <kazu@hxi.com>
1280 * config/h8300/h8300-protos.h: Add a prototype for
1281 compute_a_shift_length.
1282 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1283 (compute_a_shift_length): Likewise.
1284 (h8300_adjust_insn_length): Do not adjust insn length of shift
1286 * config/h8300/h8300.md (anonymous shift patterns): Use
1287 compute_a_shift_length.
1289 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1291 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1294 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1296 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1298 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1299 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1300 * flags.h (flag_zero_initialized_in_bss): Declare.
1301 * toplev.c (flag_zero_initialized_in_bss): New flag.
1302 (lang_independent_options): Add flag_zero_initialized_in_bss.
1303 * tree.c (initializer_zerop): New function.
1304 * tree.h (initializer_zerop): Declare.
1305 * varasm.c (assemble_variable): If we can emit bss, put zero
1306 initializers in the bss section.
1308 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1310 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1311 like more than one symbol per .weak directive.
1313 2002-03-01 Richard Henderson <rth@redhat.com>
1315 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1316 adjust argument_pointer by pretend_args_size.
1317 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1319 2002-03-01 Kazu Hirata <kazu@hxi.com>
1321 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1323 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1325 * toplev.c (rest_of_compilation): Delete dead jumptables before
1327 * flow.c (delete_dead_jumptables): Make global.
1328 * rtl.h (delete_dead_jumptables): Declare.
1330 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1332 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1333 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1334 * config/rs6000/xcoff.h (COLLET_EXPORT_LIST): Delete.
1336 2002-03-01 Kazu Hirata <kazu@hxi.com>
1338 * config/h8300/h8300-protos.h: Fix formatting.
1339 * config/h8300/h8300.c: Likewise.
1340 * config/h8300/h8300.h: Likewise.
1342 2002-03-01 Kazu Hirata <kazu@hxi.com>
1344 * config/h8300/h8300.c (print_operand): Support 16-bit
1346 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1348 2002-02-28 Richard Henderson <rth@redhat.com>
1350 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1351 pun complex values as integers; use gen_lowpart instead of
1353 (extract_bit_field): Likewise.
1355 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1356 David Edelsohn <edelsohn@gnu.org>
1358 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1359 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1360 (SUPPORTS_WEAK): Likewise.
1361 * output.h (add_weak): Add tree param.
1362 * varasm.c (add_weak): Likewise. Save decl.
1363 (struct weak_syms): Add decl field.
1364 (mark_weak_decls): New function.
1365 (init_varasm_once): ggc_add_root mark_weak_decls.
1366 (assemble_start_function): Use ASM_WEAKEN_DECL.
1367 (assemble_variable): Likewise.
1368 (assemble_alias): Likewise.
1369 (declare_weak): Pass decl to add_weak.
1370 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1371 (remove_from_pending_weak_list): Declare and define for
1373 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1374 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1375 * defaults.h (SUPPORTS_WEAK): Likewise.
1376 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1377 .weak for code sym. Do emit .size for descriptor sym.
1378 (ASM_DECLARE_FUNCTION_SIZE): Define.
1379 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1380 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1381 .lglobl unless TARGET_XCOFF. Formatting fixes.
1382 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1384 (HANDLE_PRAGMA_WEAK): Remove.
1385 (ASM_WEAKEN_LABEL): Remove.
1386 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1388 2002-03-01 Jason Merrill <jason@redhat.com>
1390 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1391 (TARGET_EXPR_CLEANUP): New macro.
1393 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1395 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1396 to take ptr_extend into account as third type of extension.
1397 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1398 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1399 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1400 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1401 * calls.c (precompute_arguments): Use new macro.
1402 (expand_call): Ditto.
1403 * combine.c (nonzero_bits): Ditto.
1404 (record_promoted_value): Ditto.
1405 * expr.c (store_expr): Ditto.
1406 (expand_expr): Ditto.
1407 * function.c (assign_parms): Ditto.
1409 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1411 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1412 override -shared and -shared-libgcc.
1414 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1416 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1418 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1421 2002-02-28 Richard Henderson <rth@redhat.com>
1423 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1424 4 cycle latency from MM producers.
1425 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1427 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1429 * mklibgcc.in: Don't use GNU make extension.
1431 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1433 * c-parse.in (STATIC): New terminal.
1434 (scspec): New non-terminal. Update productions accordingly.
1435 (program): Remove bogus ifc / end ifc.
1436 (array_declarator): Simplify production using STATIC.
1438 2002-02-28 Jim Meyering <meyering@lucent.com>
1440 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1441 \a still means TARGET_BELL.
1443 2002-02-28 Richard Henderson <rth@redhat.com>
1445 * haifa-sched.c (sched_emit_insn): New.
1446 (schedule_block): Use last_scheduled_insn to track last insn.
1447 * sched-int.h (sched_emit_insn): Prototype.
1448 * config/ia64/ia64.c (last_issued): Remove.
1449 (ia64_variable_issue): Don't set it.
1450 (nop_cycles_until): Use sched_emit_insn.
1452 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1454 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1457 2002-02-28 Kazu Hirata <kazu@hxi.com>
1459 * config/h8300/h8300.c: Fix formatting.
1460 * config/h8300/h8300.h: Likewise.
1462 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1464 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1465 which may overwrite the high byte of the frame pointer.
1467 2002-02-28 Bo Thorsen <bo@suse.de>
1469 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1470 (STARTFILE_SPEC): Add 64 bit files.
1471 (ENDFILE_SPEC): Likewise.
1473 2002-02-28 Jason Merrill <jason@redhat.com>
1475 * c-decl.c (finish_function): Only warn about missing return
1476 statement with -Wreturn-type.
1478 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1480 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1482 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1483 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1485 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1487 * basic-block.h (BB_REACHABLE): Renumber.
1488 (BB_DIRTY, BB_NEW): New flags.
1489 (clear_bb_flags): Declare.
1490 (update_life_info_in_dirty_blocks): Declare.
1491 * cfg.c (clear_bb_flags): New function.
1492 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1493 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1494 reorder_insns, emit_insn_after): Mark block as dirty.
1495 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1496 (update_life_info_in_dirty_blocks): New function.
1497 * recog.c (apply_change_group): Dirtify block.
1499 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1501 * gcse.c (delete_null_pointer_checks): Likewise.
1503 * toplev.c (dump_file_index): Move cse2 after bp,
1505 (dump_file_info): Similary.
1506 (rest_of_compilation): Avoid most of CFG rebuilds;
1507 do first if converision after null pointer checks, do cse2
1508 after branch prediction; avoid full liveness rebuild after
1509 initializing subregs.
1510 * invoke.texi (-d options): Document -du, renumber.
1512 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1513 (notice_new_block): Do not set BB_UPDATE_LIFE.
1514 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1515 merge_blocks_move_successor_nojumps, merge_blocks,
1516 try_crossjump_to_edge): Likewise.
1517 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1518 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1519 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1520 (merge_of_block): Do not use life_data_ok.
1521 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1522 (if_convert): Use BB_DIRTY mechanizm to update life.
1523 * lcm.c (optimize_mode_switching): Update
1524 update_life_info_in_dirty_blocks
1526 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1528 * Makefile.in (integrate.o): Update.
1529 * c-decl.c (copy_lang_decl): Rename.
1530 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1531 * integrate.c: Include langhooks.h.
1532 (copy_decl_for_inlining): Update to use langhook.
1533 * langhooks-def.h (lhd_do_nothing_t,
1534 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1535 (LANG_HOOKS_INITIALIZER): Update.
1536 * langhooks.c (lhd_do_nothing_t): New.
1537 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1538 * tree.h (copy_lang_decl): Remove.
1540 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1542 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1544 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1545 POST_DEC, and POST_MODIFY.
1547 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1549 * c-typeck.c (digest_init): Remove unused parameter; all
1552 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1554 * expmed.c (expand_shift): Correctly test for low part of a
1557 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1559 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1560 insn UIDs with insn addresses.
1562 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1564 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1565 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1566 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1567 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1568 gcc.c, toplev.c: Delete code implementing -traditional mode.
1570 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1571 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1572 Document removal of -traditional mode for compilation, and
1573 remove documentation only relevant to that mode.
1575 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1576 config/convex/convex.h, config/d30v/d30v.h,
1577 config/i386/dgux.h, config/i386/osf1elf.h,
1578 config/i386/osfelf.h, config/i386/osfrose.h,
1579 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1580 config/m68k/hp310.h, config/m88k/dgux.h,
1581 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1582 config/m88k/m88k.h, config/m88k/openbsd.h,
1583 config/mips/abi64.h, config/mips/osfrose.h,
1584 config/mips/svr4-5.h, config/mips/svr4-t.h,
1585 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1586 config/stormy16/stormy16.h: Remove all references to
1587 -traditional from target specs. Delete all mention of the
1588 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1589 delete a couple of commented-out definitions of
1590 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1593 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1594 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1596 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1598 * mklibgcc.in: Don't use \n in a line subject to
1599 interpretation by echo.
1601 2002-02-27 Graham Stott <grahams@redhat.com>
1603 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1606 * loop.c (prescan_loop): Handle PARALLEL.
1608 * unroll.c (loop_iterations): Return 0 if the add_val for
1611 * final.c (output_operand_lossage): Constify PFX_STR.
1613 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1615 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1617 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1618 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1620 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1622 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1624 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1626 * cpplex.c (_cpp_lex_token): Handle directives in macro
1628 * cpplib.c (_cpp_handle_directive): Save and restore state
1629 if parsing macro args when entering a directive.
1630 * cppmacro.c (collect_args): No need to handle directives
1632 (enter_macro_context, replace_args): Use the original macro
1633 definition in case it was redefined whilst collecting arguments.
1637 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1639 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1640 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1641 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1643 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1644 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1645 (load_toc_v4_PIC_2): Same.
1647 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1649 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1651 2002-02-26 Richard Henderson <rth@redhat.com>
1653 * config/alpha/alpha.md (ashldi_se): Re-enable.
1655 2002-02-26 Richard Henderson <rth@redhat.com>
1657 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1658 MODULE_LOCAL_P; improve commentary.
1660 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1662 * doc/cpp.texi: Clarify documentation of relationship between
1665 2002-02-26 Kazu Hirata <kazu@hxi.com>
1667 * config/h8300/h8300-protos.h: Update the prototype for
1668 compute_logical_op_length. Add the prototype for
1669 compute_logical_op_cc.
1670 * config/h8300/h8300.c (compute_logical_op_length): Figure out
1672 (compute_logical_op_cc): New.
1673 * config/h8300/h8300.md: Combine all the logical op patterns
1674 in HImode and SImode. Use compute_logical_op_cc.
1676 2002-02-26 Kelley Cook <kelleycook@comcast.net>
1678 * config/i386/i386.c (print_operand): Don't append ATT-style
1679 length suffixs to x87 opcodes when in Intel mode.
1681 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
1683 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
1684 (init_emit_once): Update calls.
1685 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
1686 (init_syntax_once): Prototype.
1688 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1690 * pa-linux.h (LIB_SPEC): Update definition.
1691 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
1693 2002-02-26 Richard Henderson <rth@redhat.com>
1695 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
1696 if we emitted a stop bit.
1698 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1700 * configure.in (libgcc_visibility): Substitute.
1701 * configure: Rebuilt.
1702 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
1703 defined symbols .hidden.
1705 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1707 * attribs.c (c_common_attribute_table): Add visibility.
1708 (handle_visibility_attribute): New function.
1709 * varasm.c (assemble_visibility): New function.
1710 * output.h (assemble_visibility): Add prototype.
1711 * tree.h (MODULE_LOCAL_P): Define.
1712 * crtstuff.c (__dso_handle): Use visibility attribute.
1713 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
1714 for MODULE_LOCAL_P symbols too.
1715 * config/ia64/ia64.c (ia64_encode_section_info): Handle
1716 MODULE_LOCAL_P symbols the same way as local symbols.
1717 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
1718 into .sdata/.sbss by the user.
1719 * doc/extend.texi (Function Attributes): Document visibility
1722 2002-02-26 Jakub Jelinek <jakub@redhat.com>
1725 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
1726 STRING_CST initializer spanning the whole variable without
1728 If expand_expr returned MEM, don't use it.
1730 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
1732 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
1733 generate a die for the lexical block.
1735 2002-02-26 Kazu Hirata <kazu@hxi.com>
1737 * config/h8300/h8300-protos.h: Add a prototype for
1738 compute_logical_op_length.
1739 * config/h8300/h8300.c (compute_logical_op_length): New.
1740 * config/h8300/h8300.md (anonymous logical patterns): Use
1741 compute_logical_op_length for length.
1743 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1745 * dwarf2out.c (modified_type_die): Do not call type_main_variant
1747 (gen_type_die): Same.
1749 * attribs.c (handle_vector_size_attribute): Set debug information.
1751 2002-02-26 Daniel Egger <degger@fhm.edu>
1753 * config/rs6000/rs6000.md: Swap define_insn attributes to
1754 fix incorrect generation of merge high instructions instead
1757 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1759 * c-typeck.c (really_start_incremental_init): Use
1760 bitsize_zero_node for vectors.
1762 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
1764 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
1765 ("*set_vrsave_internal"): Same.
1767 2002-02-25 Richard Henderson <rth@redhat.com>
1769 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
1770 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
1772 2002-02-25 Jakub Jelinek <jakub@redhat.com>
1775 * config/i386/i386.c (ix86_return_pops_args): Only pop
1776 fake structure return argument if it was passed on the stack.
1778 2002-02-25 Jason Merrill <jason@redhat.com>
1780 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
1783 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1785 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
1786 link with shared_name only.
1787 * doc/invoke.texi (Link Options): Document new behavior.
1789 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1791 * c-typeck.c (push_init_level): Handle vectors.
1793 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
1795 * config/sparc/sparc.c (const64_high_operand): Zero-extend
1796 operands of SPARC_SETHI_P.
1797 (input_operand): Likewise.
1798 (sparc_emit_set_const32): Likewise.
1799 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
1800 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
1801 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
1802 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
1803 (movdi_insn_sp64_vis): Likewise.
1804 (movdi split, movdf split): Use SETHI32.
1805 * doc/md.texi: Document SPARC constraints L, M and N.
1807 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
1809 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
1810 ("*set_vrsave_internal"): use mfspr for Darwin.
1812 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
1813 gen_get_vrsave_internal.
1815 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1817 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
1819 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
1821 * cpplex.c (cpp_interpret_charconst): Get signedness or
1822 otherwise of wide character constants correct.
1823 * cppexp.c (lex): Get signedness of wide charconsts correct.
1825 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1827 * optabs.c (widen_operand): Only call convert_modes for
1828 promoted SUBREG if signedness matches.
1829 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
1831 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1833 * cpplib.c (glue_header_name): Use local buffer to build up
1836 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1838 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
1840 2002-02-23 Kazu Hirata <kazu@hxi.com>
1842 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
1843 H8/300[HS] separately.
1844 * config/h8300/h8300.md: Remove the early clobber constraint
1845 from bit field patterns.
1847 2002-02-23 Kazu Hirata <kazu@hxi.com>
1849 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
1851 (mulhisi3): Likewise.
1852 (umulqisi3): Likewise.
1853 (umulhisi3): Likewise.
1855 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
1857 * cppinit.c (output_deps): Correct test for stdout output.
1858 (init_dependency_output): Cure warning.
1860 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1862 * expr.c (store_expr): When converting expression to promoted
1863 equivalent type, allow using SUBREG_REG of TARGET as the target
1864 of the expansion of EXP.
1865 * loop.c (basic_induction_var, case SUBREG): Always look inside.
1866 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
1867 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
1868 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
1869 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
1871 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
1873 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
1874 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
1875 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
1877 2002-02-23 Jakub Jelinek <jakub@redhat.com>
1879 PR optimization/5747
1880 * loop.c (scan_loop): Update reg info if move_movables created new
1883 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1885 * gcc.c (init_gcc_spec): Revert last change.
1887 2002-02-23 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
1890 gpc_reg_operand constraint.
1892 2002-02-23 Alan Modra <amodra@bigpond.net.au>
1894 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
1895 Simplify comparison of `low'.
1896 (add_operand): Fix formatting.
1897 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
1898 (mask_operand): Disallow mask to wrap in 64-bit mode.
1899 (rs6000_stack_info): Remove redundant test setting push_p.
1900 (output_toc): Fix formatting.
1901 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
1902 cc_reg_not_cr0_operand constraint.
1903 (booldi3, boolcdi3 splitters): Same.
1905 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
1907 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
1909 2002-02-22 David Edelsohn <edelsohn@gnu.org>
1911 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
1912 gcc invoked with -shared-libgcc.
1914 2002-02-22 Jakub Jelinek <jakub@redhat.com>
1917 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
1918 decl if any of elements was TREE_USED.
1920 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
1922 * config/sparc/sol2.h: Don't include sys/mman.h.
1923 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
1924 (arith_4096_operand): Don't throw high bits away.
1925 (const64_operand): Take sign extension of CONST_INTs into account.
1926 (const64_high_operand, sparc_emit_set_const32): Likewise.
1927 (GEN_HIGHINT64): Likewise.
1928 (sparc_emit_set_const64_quick1): Likewise.
1929 (const64_is_2insns): Likewise.
1930 (print_operand): Use trunc_int_for_mode for sign extension.
1931 * config/sparc/sparc.h (SMALL_INT32): Likewise.
1932 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
1933 chars. Assume CONST_INT is already properly sign-extended.
1934 (movdi split): Sign-extend each SImode part.
1935 (andsi3 split): Don't mask high bits off, so that result
1936 remains properly sign-extend.
1937 (iorsi3 split): Likewise.
1938 (xorsi3 split): Likewise.
1940 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
1942 * fold-const.c (fold): Fix typo in comments.
1944 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1946 * Makefile.in (langhooks.o): Update dependencies.
1948 2002-02-21 Diego Novillo <dnovillo@redhat.com>
1950 * langhooks.c: Include flags.h.
1952 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
1954 * testsuite/gcc.dg/attr-alwaysinline.c: New.
1956 * c-common.c (c_common_post_options): Set inline trees by
1959 * doc/extend.texi (Function Attributes): Document always_inline
1961 Update documentation about inlining when not optimizing.
1963 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
1965 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
1966 unless DECL_ALWAYS_INLINE.
1968 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
1969 unless DECL_ALWAYS_INLINE.
1970 (c_disregard_inline_limits): Disregard if always_inline set.
1972 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1973 Disregard if always_inline set.
1974 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
1975 unless DECL_ALWAYS_INLINE.
1977 * attribs.c (handle_always_inline_attribute): New.
1978 (c_common_attribute_table): Add always_inline.
1980 * config/rs6000/altivec.h: Add prototypes for builtins
1981 requiring the always_inline attribute.
1983 2002-02-21 Eric Christopher <echristo@redhat.com>
1985 * expmed.c (store_bit_field): Try to simplify the subreg
1986 before generating a new one when when the mode size of
1987 value is less than maxmode.
1989 2002-02-21 Richard Henderson <rth@redhat.com>
1991 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
1992 than gen_rtx_PLUS to form the sum.
1993 * explow.c (force_reg): Rearrange to not allocate new pseudo
1994 when force_operand returns a register.
1995 * expr.c (expand_assignment): Allow offset_rtx expansion to
1996 return a sum. Do not force addresses into registers.
1997 (expand_expr): Likewise.
1998 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
1999 to canonicalize arithmetic that didn't simpify.
2000 (simplify_plus_minus): New argument force; update
2001 all callers. Don't split CONST unless we can do something with it,
2002 and wouldn't lose the constness of the operands.
2004 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2005 that we generated earlier.
2007 2002-02-21 Tom Tromey <tromey@redhat.com>
2009 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2010 (output_line_info): Use constant `1', with a long explanatory
2012 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2014 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2016 * jump.c (redirect_jump): If old label has no UID, don't try to
2019 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2021 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2022 If input is constant, do shifts at compile time.
2024 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2026 * doc/extend.texi: Fix some more overfull hboxes.
2028 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2030 PR optimization/4994
2031 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2034 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2037 * expr.h (expand_and): Add mode argument.
2038 * expmed.c (expand_and): Add mode argument.
2039 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2040 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2041 * except.c (expand_builtin_extract_return_addr): Likewise.
2042 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2043 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2044 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2045 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2046 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2047 gen_rtx (CONST_INT, VOIDmode, x).
2049 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2052 * stmt.c (warn_if_unused_value): Move side effects test once more.
2054 2002-02-20 Torbjorn Granlund <tege@swox.com>
2056 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2057 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2059 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2061 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2062 SUBREG or ZERO_EXTEND.
2064 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2066 * sh.h (current_function_anonymous_args): Remove.
2067 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2068 of current_function_varargs and current_function_stdarg is set.
2069 * sh.c (sh_expand_prologue): Check current_function_varargs /
2070 current_function_stdarg / TARGET_SH5 instead of
2071 current_function_anonymous_args.
2073 * sh64.h (TARGET_VERSION): Define.
2075 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2077 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2078 VRSAVE_REGNO on TARGET_ALTIVEC.
2080 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2082 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2083 bits of SImode const_int.
2084 (includes_rshift_p): Likewise.
2085 (print_operand): Call mask_operand and mask64_operand with correct
2087 (rs6000_output_function_epilogue): Pad traceback table to word.
2088 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2089 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2090 mask64_operand with correct mode.
2091 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2093 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2096 * varasm.c (get_pool_constant_mark): New.
2097 * rtl.h (get_pool_constant_mark): Add prototype.
2098 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2099 be represented if it has not been output.
2101 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2103 * combine.c (do_SUBST): Sanity check substitutions of
2104 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2105 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2106 CONST_INT into its operand.
2107 (known_cond): Likewise, for ZERO_EXTEND.
2108 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2109 allow for simplification of wide modes. Reject CONST_INTs in
2110 ZERO_EXTEND when their actual mode is not given.
2112 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2114 * c-decl.c (pushdecl): If no global declaration is found for an
2115 extern declaration in block scope, try a limbo one.
2117 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2120 * c-common.c (pointer_int_sum): Moved from...
2121 * c-typeck.c (pointer_int_sum): ...here.
2122 * c-common.h (pointer_int_sum): Add prototype.
2124 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2127 * c-decl.c (duplicate_decls): Return 0 if issued error about
2130 2002-02-20 Roger Sayle <roger@eyesopen.com>
2131 Jakub Jelinek <jakub@redhat.com>
2134 * tree.c (host_integerp): Ensure that the constant integer is
2135 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2136 when pos is zero or non-zero respectively. Clarify comment.
2137 * c-format.c (check_format_info_recurse): Fix host_integerp
2138 usage; the pos argument should be zero when assigning to a
2139 signed HOST_WIDE_INT.
2141 2002-02-20 Richard Henderson <rth@redhat.com>
2143 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2144 of the operand, rather than assuming TImode.
2145 (ix86_expand_binop_builtin): Cope with commutative patterns
2146 using nonimmediate_operand for both operands.
2147 (ix86_expand_timode_binop_builtin): Likewise.
2148 (ix86_expand_store_builtin): Validate operand 1.
2149 (ix86_expand_unop1_builtin): Likewise.
2151 2002-02-20 Philip Blundell <philb@gnu.org>
2154 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2156 2002-02-20 Richard Henderson <rth@redhat.com>
2159 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2161 2002-02-20 Tom Tromey <tromey@redhat.com>
2163 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2164 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2165 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2166 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2167 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2170 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2172 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2173 for (const_int 0) in X not just INTVAL.
2175 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2177 * doc/extend.texi: Avoid or reduce overfull hboxes.
2179 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2181 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2182 operations if the field does not start at a mode boundary.
2184 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2186 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2187 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2188 Also done for -Acpu and -Amachine.
2190 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2192 * cppinit.c (init_dependency_output): Take deps output file
2193 from -o if none given with -MF. Suppress normal output.
2194 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2195 * doc/cpp.texi, doc/invoke.texi: Update.
2197 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2199 * toplev.c (output_quoted_string): Write unprintable
2200 characters with octal escapes.
2202 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2204 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2205 really_call_used[VRSAVE_REGNO] if not Altivec.
2207 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2209 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2211 (constant_pool_expr_1): Fix formatting.
2212 (rs6000_legitimize_reload_address): Likewise.
2214 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2216 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2217 now that we have one.
2219 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2221 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2222 end of first block of bitfields (which was only seven bits);
2223 rename dummy to unused_1; remove comment which is no longer true.
2225 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2227 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2229 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2232 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2236 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2237 arm_is_longcall_p rather than inspecting call-type cookie
2239 (call_value_insn) [TARGET_THUMB]: Likewise.
2241 2002-02-19 Graham Stott <grahams@redhat.com>
2243 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2245 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2247 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2248 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2249 (FP_SAVE_INLINE): Delete.
2251 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2252 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2253 * config/rs6000/t-ppccomm: Build crtsavres.o.
2254 * config/rs6000/crtsavres.asm: New file.
2256 2002-02-19 Philip Blundell <philb@gnu.org>
2258 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2260 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2261 (output_return_instruction): Allow interrupt functions to return with
2262 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2263 (arm_expand_prologue): Subtract 4 before stacking LR in an
2266 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2268 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2269 decl, not just FUNCTION_DECL.
2270 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2271 (arm_assemble_integer): Likewise.
2272 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2275 2002-02-19 matthew green <mrg@eterna.com.au>
2277 * config.gcc (sparc-*-netbsdelf*): Enable target.
2278 (sparc64-*-netbsd*): New target.
2279 * config/sparc/netbsd-elf.h: New file.
2280 * config/sparc/t-netbsd64: New file.
2282 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2284 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2286 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2288 * doc/invoke.texi: explicitly list the style guidelines that
2289 -Weffc++ checks for.
2291 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2293 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2295 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2298 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2299 only if not -E. If -E, pass -o through to the preprocessor.
2301 2002-02-19 Kazu Hirata <kazu@hxi.com>
2303 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2304 register number with an appropriate macro.
2306 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2308 * doc/rtl.texi (Constants): Close @code tag.
2310 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2312 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2313 ("mmx_uavgv4hi3"): Same.
2314 ("pmulhrwv4hi3"): Same.
2316 * tree-inline.c (walk_tree): Handle vectors.
2318 * c-common.c (constant_expression_warning): Handle vectors.
2319 (overflow_warning): Same.
2321 * sched-deps.c (sched_analyze_2): Handle vectors.
2323 * rtlanal.c (rtx_unstable_p): Handle vectors.
2324 (rtx_varies_p): Same.
2325 (count_occurrences): Same.
2326 (regs_set_between_p): Same.
2327 (modified_between_p): Same.
2328 (modified_in_p): Same.
2329 (volatile_insn_p): Same.
2330 (volatile_refs_p): Same.
2331 (side_effects_p): Same.
2333 (inequality_comparisons_p): Same.
2334 (replace_regs): Same.
2335 (computed_jump_p_1): Same.
2337 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2339 (inner_mode_array): New.
2340 (copy_rtx): Handle vectors.
2341 (copy_most_rtx): Same.
2342 (rtx_equal_p): Same.
2343 (get_mode_alignment): Adjust for vectors.
2345 * resource.c (mark_referenced_resources): Handle vectors.
2346 (mark_set_resources): Same.
2348 * reload1.c (eliminate_regs): Handle vectors.
2349 (elimination_effects): Same.
2350 (scan_paradoxical_subregs): Same.
2352 * reload.c (subst_reg_equivs): Handle vectors.
2354 * regrename.c (scan_rtx): Handle vectors.
2356 * regclass.c (reg_scan_mark_refs): Handle vectors.
2358 * recog.c (find_single_use_1): Handle vectors.
2360 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2361 (contains_replace_regs): Same.
2362 (memref_referenced_p): Same.
2364 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2365 (subst_constants): Same.
2367 * genattrtab.c (attr_copy_rtx): Handle vectors.
2368 (encode_units_mask): Same.
2369 (clear_struct_flag): Same.
2370 (count_sub_rtxs): Same.
2372 * gcse.c (want_to_gcse_p): Handle vectors.
2373 (oprs_unchanged_p): Same.
2374 (hash_expr_1): Same.
2375 (oprs_not_set_p): Same.
2376 (expr_killed_p): Same.
2377 (compute_transp): Same.
2378 (store_ops_ok): Same.
2380 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2382 (fixup_var_refs_1): Same.
2383 (instantiate_virtual_regs_1): Same.
2385 * fold-const.c (operand_equal_p): Handle vectors.
2387 (rtl_expr_nonnegative_p): Same.
2389 * flow.c (mark_used_regs): Handle vectors.
2391 * df.c (df_uses_record): Handle vectors.
2393 * cselib.c (cselib_subst_to_values): Handle vectors.
2394 (cselib_mem_conflict_p): Same.
2397 * cse.c (canon_reg): Handle vectors.
2399 (cse_process_notes): Same.
2400 (count_reg_usage): Same.
2403 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2405 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2407 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2408 (gen_rtx): Handle CONST_VECTOR.
2409 (gen_const_vector_0): New.
2410 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2411 (reset_used_flags): Same.
2412 (copy_insn_1): Same.
2413 (initializer_constant_valid_p): Handle VECTOR_CST.
2415 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2417 * doc/rtl.texi (Constants): Document const_vector.
2418 (CONST0_RTX): Update for vectors.
2419 (RTL sharing): Same.
2421 * print-tree.c (print_node): Add case for VECTOR_CST.
2423 * tree.h (TREE_VECTOR_CST_ELTS): New.
2424 (struct tree_vector): New.
2425 (union tree_node): Add vector node.
2426 (build_vector): Add prototype.
2428 * tree.def (VECTOR_CST): New.
2430 * tree.c (build_vector): New.
2432 * expmed.c (make_tree): Handle CONST_VECTOR.
2434 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2435 (CONST_VECTOR_ELT): New.
2436 (CONST_VECTOR_NUNITS): New.
2438 * machmode.h (GET_MODE_INNER): New.
2439 (DEF_MACHMODE): Accept 8th arg.
2441 * machmode.def: Add 8th argument for vector inner mode.
2442 Add inner vector modes for vectors.
2444 * rtl.def (VEC_CONST): Remove.
2445 (CONST_VECTOR): New.
2447 * expr.c (clear_storage): Allow vectors.
2448 (is_zeros_p): Handle VECTOR_CST.
2450 * varasm.c (output_constant_pool): Handle vectors.
2451 (rtx_const): Add veclo and vechi fields.
2452 (kind): Add RTX_VECTOR.
2453 (decode_rtx_const): Add case for vector.
2455 * config/rs6000/rs6000-protos.h: Add zero_constant.
2457 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2458 constants. Force easy vector constants into memory.
2459 (easy_vector_constant): New.
2460 (emit_easy_vector_constant): New.
2461 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2464 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2466 ("altivec_lvxl"): Same.
2467 (altivec_lvebx): Same.
2468 (altivec_lvehx): Same.
2469 (altivec_lvewx): Same.
2470 ("*movv4si_const0"): New.
2471 ("*movv4sf_const0"): New.
2472 ("*movv8hi_const0"): New.
2473 ("*movv16qi_const0"): New.
2475 2002-02-18 Kazu Hirata <kazu@hxi.com>
2477 * config/h8300/h8300.c (notice_update_cc): Use
2480 2002-02-18 Kazu Hirata <kazu@hxi.com>
2482 * config/h8300/h8300.md (divmod patterns): Change the
2483 constraints for operands[1] to register_operand.
2485 2002-02-18 Kazu Hirata <kazu@hxi.com>
2487 * config/h8300/h8300-protos.h: Remove the prototype for
2489 * config/h8300/h8300.c (p_operand): Remove.
2490 * config/h8300/h8300.md: Replace p_operand with
2493 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2495 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2497 (output_return_instruction): Allow use of LDR to unstack
2498 return addresss even for interrupt handlers or when
2499 interworking. If compiling for ARMv5, use interworking-safe
2500 return instructions by default. Remove duplicated code and
2501 lengthy "strcat" sequences.
2503 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2505 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2506 (LINK_EH_SPEC): Define.
2507 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2509 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2511 * config/s390/s390.c (s390_emit_prologue): Do not set the
2512 frame_related flag for call-clobbered registers.
2514 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2516 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2517 (construct_container): Fix handling of SSE operands.
2518 (ix86_expand_builtin): Fix handling of 64bit pointers.
2519 (mmx_maskmovq_rex): New pattern.
2521 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2523 * regrename.c (kill_set_value): Handle subregs properly.
2525 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2527 * objc/objc-act.c (handle_impent): Remove leading '*'
2528 from objc_class_name.
2530 2002-02-17 Richard Henderson <rth@redhat.com>
2532 * config/alpha/alpha.c (some_small_symbolic_operand,
2533 some_small_symbolic_operand_1, split_small_symbolic_operand,
2534 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2535 Handle small SYMBOL_REFs anywhere, not just inside memories.
2536 * config/alpha/alpha-protos.h: Update.
2537 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2538 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2540 2002-02-17 Roland McGrath <roland@frob.com>
2542 * config.gcc (powerpc-*-gnu-gnualtivec*,
2543 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2544 * config/rs6000/gnu.h: New file.
2545 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2546 Grok "gnu" in rs6000_abi_name.
2547 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2548 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2549 Grok -mcall-gnu analogous to -mcall-linux et al.
2550 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2551 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2552 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2554 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2557 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2560 2002-02-17 Philipp Thomas <pthomas@suse.de>
2562 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2563 ENDFILE_SPEC before (re)defining them.
2565 2002-02-17 Kazu Hirata <kazu@hxi.com>
2567 * config/h8300/h8300.c: Fix formatting.
2568 * config/h8300/h8300.h: Likewise.
2570 2002-02-17 Philipp Thomas <pthomas@suse.de>
2572 * doc/tm.texi: Explain why empty strings should not be
2573 marked for translation.
2575 2002-02-17 Philipp Thomas <pthomas@suse.de>
2577 * final.c (output_operand_lossage): Changed to accept
2578 printf style arguments. Change calls where necessary.
2579 * output.h (output_operand_lossage): Change declaration
2580 accordingly. Update copyright.
2581 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2582 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2583 Update copyright date where necessary.
2585 * config/i386/i386.c (print_operand): Likewise. Remove use of
2588 * config/cris/cris.c (cris_operand_lossage): Likewise.
2589 Rename parameter so that exgettext recognizes it as
2590 translatable message.
2591 (LOSE_AND_RETURN): Rename parameter to msgid.
2593 2002-02-17 Kazu Hirata <kazu@hxi.com>
2595 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2596 hard coded register number with an appropriate macro.
2597 (HARD_REGNO_MODE_OK): Likewise.
2598 (ARG_POINTER_REGNUM): Likewise.
2599 (STATIC_CHAIN_REGNUM): Likewise.
2600 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2601 * config/h8300/h8300.md (define_constants): Define more
2604 2002-02-17 Philipp Thomas <pthomas@suse.de>
2606 * config/i386/i386.h: Don't mark empty strings for translation.
2608 2002-02-16 H.J. Lu <hjl@gnu.org>
2610 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2612 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2614 * cppinit.c (merge_include_chains): Check for brack being
2615 NULL before attempting to merge it with qtail.
2617 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2619 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2622 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2624 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2626 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2628 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2629 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2630 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2632 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2634 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2635 now only if !TARGET_FIX.
2636 (*movsi_nt_vms_fix): New pattern.
2638 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2640 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2641 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2642 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2643 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2644 (alpha_start_function, alpha_expand_epilogue): Likewise.
2645 (unicosmk_gen_dsib): Likewise.
2647 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2649 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2651 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2653 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2654 check_and_change_labels, s390_final_chunkify): Delete.
2655 (s390_split_branches, s390_chunkify_pool): New functions.
2656 (s390_function_prologue): Call them.
2658 * config/s390/s390.h (S390_REL_MAX): Delete.
2659 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2661 * config/s390/s390.md (cjump, icjump, jump): Fix length
2662 attribute calculation.
2665 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2667 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2668 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
2670 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
2672 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
2673 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
2674 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
2676 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2678 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
2680 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
2682 * reload.c (find_dummy_reload): Check that an output register
2683 is valid for its mode.
2685 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
2687 * combine.c (known_cond): After replacing the REG of a SUBREG, try
2690 * function.c (assign_parms): Demote promoted argument passed by
2691 transparent reference.
2693 2001-02-14 Joel Sherrill <joel@OARcorp.com>
2695 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
2696 -Acpu() and -Amachine() to eliminate warnings.
2698 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2700 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
2702 2002-02-14 Kazu Hirata <kazu@hxi.com>
2704 * config/h8300/h8300-protos.h: Update the prototype for
2706 * config/h8300/h8300.c (const_costs): Treat SET as a little
2707 more expensive operation.
2708 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
2709 reference to const_costs.
2711 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
2713 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
2715 2002-02-14 Jakub Jelinek <jakub@redhat.com>
2718 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
2719 use arguments from newtype.
2721 2002-02-13 Eric Christopher <echristo@redhat.com>
2723 * config/mips/mips.c (override_options): Add check for march/mipsX
2724 on the same command line. Fix error message in cpu processing.
2725 Remove architecture and ISA checks.
2727 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2729 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
2731 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
2733 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
2735 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
2737 ("*movv8hi_internal1"): Same.
2738 ("*movv16qi_internal1"): Same.
2739 ("*movv4sf_internal1"): Same.
2741 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
2742 not push_reload for altivec modes.
2744 2002-02-13 Joel Sherrill <joel@OARcorp.com>
2746 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
2747 all RTEMS targets including removal of #includes from config/*/rtems*.h
2748 file and adding them to tm_file setting. Added xm_defines=POSIX to
2750 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
2751 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
2752 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
2753 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
2754 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
2755 config/m68k/rtemself.h: Ditto.
2756 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
2757 config/mips/rtems64.h: Ditto.
2758 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
2759 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
2761 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
2762 config/sparc/rtemself.h: Ditto.
2763 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
2764 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
2765 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
2767 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
2768 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
2769 target made more similar to i386-elf.
2770 * config/i386/t-rtems-i386: Added soft float support and multilibs.
2771 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
2772 be similar to config/m68k/t-m68kelf.
2773 * gthr-rtems.h: Encapsulate with extern "C" for C++.
2775 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
2777 * regmove.c (kill_value): Handle subregs.
2779 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
2781 * i386.md (mul patterns): Allow memory operand to be first;
2782 add expanders where needed; fix constraints.
2783 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
2784 Allow memory operand to be the first.
2786 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
2789 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2792 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
2795 2002-02-13 Jakub Jelinek <jakub@redhat.com>
2797 PR optimization/5547:
2798 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
2799 all valid IA-32 address modes involving non-scaled %ebx and
2800 GOT/GOTOFF as displacement.
2802 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
2804 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
2805 after emitting ltorg insns.
2807 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
2808 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
2809 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
2810 *abssf2): Fix "op_type" attribute.
2812 2002-02-13 Douglas B Rupp <rupp@gnat.com>
2814 * mkconfig.sh: Avoid using a subshell redirect.
2815 ($output.T): Change to $(output)T.
2816 (ENABLE_NLS): Remove unneeded undef.
2818 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
2819 * config/alpha/x-vms (libsubdir): Define.
2821 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
2822 register frame procedures. Optimize retrieving context.
2824 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
2825 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
2826 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
2828 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2830 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
2831 Make same change as for find_base_value.
2833 2002-02-13 Kazu Hirata <kazu@hxi.com>
2835 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
2836 of QImode and SImode.
2838 2002-02-13 Kazu Hirata <kazu@hxi.com>
2840 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
2841 length computation of movsi.
2842 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
2844 2002-02-13 Kazu Hirata <kazu@hxi.com>
2846 * config/h8300/h8300.md (subqi3): Tighten the predicate for
2847 operands[2] to register_operand.
2849 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
2851 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
2853 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
2855 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
2856 for altivec_lvx* and altivec_stvx*.
2857 ("*movv4si_internal"): Add constraint for loading from GPRs.
2858 ("*movv8hi_internal1"): Same.
2859 ("*movv16qi_internal1"): Same.
2860 ("*movv4sf_internal1"): Same.
2862 * config/rs6000/rs6000.c (altivec_register_operand): New.
2864 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
2865 altivec_register_operand.
2867 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
2869 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
2872 2002-02-13 Stan Shebs <shebs@apple.com>
2874 * c-typeck.c (digest_init): Handle vectors.
2875 (really_start_incremental_init): Same.
2876 (pop_init_level): Same.
2877 (process_init_element): Same.
2879 * varasm.c (output_constant): Same.
2881 * expr.c (clear_storage): Same.
2882 (store_constructor): Same.
2884 2002-02-12 Eric Christopher <echristo@redhat.com>
2886 * explow.c (hard_function_value): Add comment explaining
2887 signed/unsigned comparison.
2889 2002-02-12 Jakub Jelinek <jakub@redhat.com>
2891 * jump.c (never_reached_warning): Add finish argument.
2892 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
2893 real insn after end.
2894 * rtl.h (never_reached_warning): Adjust prototype.
2895 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
2896 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
2897 never_reached_warning.
2899 2002-02-12 Graham Stott <grahams@redhat.com>
2901 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
2903 2002-02-12 Kazu Hirata <kazu@hxi.com>
2905 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
2906 logical shifts on H8/300.
2907 (shift_alg_si): Improve several shifts on H8/300.
2908 (get_shift_alg): Likewise.
2910 2002-02-12 Graham Stott <grahams@redhat.com>
2912 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
2914 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2916 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
2917 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
2919 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
2921 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
2922 non-CONST_INT through default_assemble_integer.
2923 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
2924 <case 8>: Abort for CONST_DOUBLE.
2926 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2928 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
2930 * config/pa/pa-linux.h (LIB_SPEC): Delete.
2931 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2933 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
2935 * config/stormy16/stormy16.md (zero_extendqihi2): New.
2937 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
2939 * regrename.c (regrename_optimize): Don't accept a
2940 part-clobbered register if the replaced register is not part
2943 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
2944 take padding into account when computing the argument value.
2946 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
2948 * combine.c (try_combine): Apply substitutions in
2949 CALL_INSN_FUNCTION_USAGE too.
2951 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
2953 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
2954 __builtin_altivec_abs*.
2957 * config/rs6000/rs6000.h (rs6000_builtins): Add
2958 ALTIVEC_BUILTIN_ABS*.
2960 * config/rs6000/altivec.h: Use const char for builtins expecting
2962 (vec_abs): New versions for C and C++.
2965 2002-02-10 Kazu Hirata <kazu@hxi.com>
2967 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
2970 2002-02-10 Kazu Hirata <kazu@hxi.com>
2972 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
2973 constant definition from h8300.md.
2974 (FRAME_POINTER_REGNUM): Likewise.
2975 * config/h8300/h8300.md (define_constants): Add FP_REG.
2977 2002-02-10 Kazu Hirata <kazu@hxi.com>
2979 * config/h8300/h8300.c (print_operand): Remove redundant code.
2981 2002-02-10 Kazu Hirata <kazu@hxi.com>
2983 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
2984 * config/h8300/h8300.c (byte_reg): Make it static.
2986 2002-02-10 Richard Henderson <rth@redhat.com>
2989 * c-typeck.c (incomplete_type_error): Handle flexible array members.
2991 2002-02-10 Richard Henderson <rth@redhat.com>
2994 * tree.c (append_random_chars): Don't abort if main_input_filename
2997 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
2999 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3001 2002-02-10 Kazu Hirata <kazu@hxi.com>
3003 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3004 (pushhi1): Likewise.
3006 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3008 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3009 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3011 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3013 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3015 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3017 2002-02-09 Kazu Hirata <kazu@hxi.com>
3019 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3020 a half of an SImode register on H8/300.
3022 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3024 * i386.md (movdi_2): Add missing '!'.
3026 2002-02-09 Kazu Hirata <kazu@hxi.com>
3028 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3031 2002-02-09 Kazu Hirata <kazu@hxi.com>
3033 * config/h8300/h8300.md (length): Correct the distance valid
3034 for the short branch.
3036 2002-02-09 Kazu Hirata <kazu@hxi.com>
3038 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3040 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3042 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3043 registers in SImode.
3044 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3047 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3050 Contribute sh64-elf.
3051 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3052 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3053 (sh_cannot_modify_jumps_p): New function.
3054 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3055 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3056 (sh_ms_bitfield_layout_p): New function.
3057 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3058 Zack Weinberg <zack@codesourcery.com>
3059 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3060 expand_simple_binop instead of expand_binop.
3061 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3062 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3063 use of .quad and .uaquad.
3064 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3065 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3066 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3067 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3068 movdi_const_16bit): Make sure all CONSTs have modes.
3069 (sym2PIC): Ditto, but by adjusting all callers.
3070 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3071 if the prologue calls the SHmedia argument decoder or register
3073 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3074 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3075 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3076 (sh_expand_epilogue): Don't emit USE of return target register.
3077 (prepare_move_operands): Legitimize DImode PIC addresses.
3078 (sh_media_register_for_return): Skip tr0, used to initialize the
3080 (sh_expand_prologue): Remove explicit USE of return register.
3081 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3082 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3083 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3084 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3085 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3087 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3088 (MOVI_SHORI_BASE_OPERAND_P): New.
3089 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3090 (EXTRA_CONSTRAINT_T): Define in terms of them.
3091 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3092 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3093 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3094 alternatives supporting TARGET_REGS.
3095 (UNSPEC_GOTPLT): New constant.
3096 (movdi split): Move incrementing of LABEL_NUSES...
3097 (movdi_const, movdi_const_32bit): Here. Use
3098 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3099 (movdi_const_16bit): New.
3100 (call, call_value) [flag_pic]: Use GOTPLT.
3101 (call_pop, call_value_pop): New expands.
3102 (call_pop_compact, call_pop_rettramp): New insns.
3103 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3104 (sibcall) [flag_pic]: Use GOT.
3105 (builtint_setjmp_receiver): Remove bogus, unused expand.
3106 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3107 (*pt, *ptb, ptrel): New insns.
3108 (sym2GOT): Handle DImode GOT.
3109 (sym2GOTPLT, symGOTPLT2reg): New expands.
3110 (sym2PIC): New expand.
3111 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3112 (shcompact_return_tramp_i): Use return register explicitly.
3113 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3114 disable flag_reorder_blocks.
3115 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3116 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3117 clobbers, for clarity.
3118 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3119 restoring of r0 in macl as MAYBE_DEAD.
3120 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3121 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3122 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3123 alter_subreg all over.
3124 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3125 reload, instead of emitting instructions that would require
3127 (casesi_load_media): Add missing modes.
3128 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3129 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3130 as used if the argument decoder is called.
3131 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3132 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3133 Pmode, then extend it to DImode if necessary.
3134 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3135 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3136 constants in FPU-enabled SHmedia, let them be loaded from memory.
3137 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3138 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3139 Adjust whitespace in assembly output templates.
3140 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3141 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3142 mode of if_then_else.
3143 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3144 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3146 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3147 Joern Rennecke <amylaar@redhat.com>
3148 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3149 (SUBTARGET_CPP_PTR_SPEC): New.
3150 (SUBTARGET_CPP_SPEC): Remove.
3151 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3152 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3153 Fix typo in previous checkin.
3154 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3155 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3156 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3157 Alexandre Oliva <aoliva@redhat.com>
3158 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3159 what single FP register can hold for SHmedia target.
3160 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3161 Alexandre Oliva <aoliva@redhat.com>
3162 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3163 Do not split into SUBREG.
3164 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3165 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3166 and added new functions as specified in SH5 ABI r9.
3167 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3168 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3170 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3171 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3172 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3173 and consttable_window_ends.
3174 2001-06-03 Graham Stott <grahams@redhat,com>
3175 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3176 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3177 * config/sh/sh.c (print_operand): Handle floating-point pair,
3178 vector and matrix registers.
3179 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3180 vector modes into account.
3181 * config/sh/sh.md (movv2sf): Split move between registers into
3183 (movv4sf, movv16sf): Introduce insns that get split only after
3185 * config/sh/shmedia.h: Fix Copyright dates.
3186 * config/sh/ushmedia.h: Likewise. Move loop counter
3187 declarations into conditionals that uses them.
3188 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3190 * config/sh/sshmedia.h: Fix Copyright dates.
3191 (sh_media_PUTCFG): Fix constraints.
3192 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3193 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3194 ptrmemfunc_vbit_in_delta for SH5.
3195 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3196 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3197 * invoke.texi: Likewise.
3198 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3199 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3200 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3201 GCC_pop_shmedia_regs_nofpu): New global symbols.
3202 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3203 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3204 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3205 compact function with nonlocal labels.
3206 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3207 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3208 (initial_elimination_offset): Account for their stack space.
3209 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3210 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3211 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3212 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3213 least one of the operands to be a register.
3214 (movv2sf): Likewise. Renamed to movv2sf_i.
3215 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3216 prepare_move_operands() before emitting SHmedia insns.
3217 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3218 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3219 Don't save nor initialize r12. Don't mis-align the stack.
3220 Pad the code with a nop.
3221 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3223 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3224 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3225 [__SHMEDIA__]: Implement.
3226 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3227 * config/sh/sh.md: Set latency of `pt' closer to reality.
3228 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3229 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3230 Set move, load and store type attributes.
3231 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3232 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3234 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3235 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3236 * config/sh/sh.c (sh_media_register_for_return): New function.
3237 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3238 branch-target register.
3239 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3240 * config/sh/sh.md (return_media_i): Use any call-clobbered
3241 branch-target register.
3242 (return_media): If r18 wasn't copied in the prologue, copy it
3244 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3245 Clear class FP0_REGS.
3246 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3248 2001-03-08 DJ Delorie <dj@redhat.com>
3249 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3250 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3251 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3252 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3253 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3254 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3255 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3256 return value correctly for call_cookie.
3257 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3258 * config/sh/crt1.asm (start): Modified so as to call
3259 ___setup_argv_and_call_main.
3260 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3261 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3263 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3264 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3265 (STRIP_NAME_ENCODING): Use it.
3266 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3267 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3268 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3269 prepare_scc_operands().
3270 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3271 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3272 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3273 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3274 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3275 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3276 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3277 used in shcompact_incoming_args.
3278 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3280 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3282 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3284 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3285 Simplify. Adjust. Add sanity check.
3286 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3288 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3290 (udivsi3, divsi3): Use them.
3291 (force_mode_for_call): New insn.
3292 (call, call_value, sibcall_value): Emit it before SHcompact
3294 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3295 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3296 call cookie is non-NULL before taking its value.
3297 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3298 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3299 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3300 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3302 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3303 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3304 temporary for stack adjusts. Use MACL and MACH to pass
3305 arguments to shcompact_incoming_args.
3306 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3308 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3309 (nested_trampoline): Load static chain address into r1.
3310 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3311 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3312 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3313 fp_arith_reg_operand().
3314 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3315 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3316 and use signed compares for them.
3317 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3318 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3319 ones properly aligned.
3320 (find_barrier): Account for extra alignment needed for 8-byte wide
3322 (machine_dependent_reorg): Require a label for the second 4-byte
3323 constant after an 8-byte one.
3324 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3326 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3327 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3328 last_float when switching float modes.
3329 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3330 auto-increment for general-purpose registers.
3331 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3333 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3335 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3336 registers for varargs.
3337 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3338 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3339 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3340 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3341 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3342 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3343 call_cookie accordingly.
3344 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3345 (SHCOMPACT_BYREF): Likewise.
3346 (SHCOMPACT_FORCE_ON_STACK): New macro.
3347 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3348 (sh_builtin_saveregs): Likewise.
3349 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3350 shcompact_incoming_args): Use new shift values. Support
3351 sequences of consecutive and non-consecutive pushes/pops.
3352 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3353 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3354 * config/sh/sh.h (TEXT_SECTION): Define.
3355 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3356 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3357 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3358 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3359 return values on FPU-enabled SHmedia.
3360 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3361 FPU-enabled SHmedia.
3362 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3363 value is returned in a non-FP reg and is not returned by
3365 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3367 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3368 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3369 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3370 quad-aligned to be passed by callee-copy reference.
3371 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3372 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3373 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3374 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3375 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3376 copying low-numbered FP regs to r7 and r8.
3377 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3378 FP regs to general-purpose regs only if the copy was passed on the
3380 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3381 copying FP reg to r9.
3382 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3383 copy FP regs to general-purpose regs only in outgoing calls.
3384 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3385 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3387 * config/sh/sh.h (struct sh_args): Document all fields.
3388 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3389 passed partially on the stack should not consider making
3391 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3392 stack_regs only for incoming calls. When passing FP args,
3393 make sure there are FP regs available before modifying
3395 (SHCOMPACT_BYREF): Pass double args in general-purpose
3396 registers by reference.
3397 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3398 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3399 attempt to generate sibcalls if the caller got any arguments
3401 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3402 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3403 to 8-byte boundaries.
3404 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3405 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3406 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3407 stored in the stack.
3408 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3409 for the offsets to have the ISA bit set.
3410 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3411 invocation. Use beq instead of bgt to mark end of sequence of
3413 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3414 bgt to mark end of sequence of stores.
3415 * config/sh/sh.c (arith_operand): Don't check whether
3416 CONST_OK_FOR_J for now.
3417 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3418 instead of long for conversion.
3419 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3420 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3421 before passing it to fprintf.
3422 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3423 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3424 Call set_fpscr before reading/writing SR.
3425 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3427 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3429 (FMOVD_WORKS): Define on SH5 with FPU.
3430 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3432 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3434 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3435 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3437 (ia_main_table): Ditto.
3438 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3439 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3440 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3441 the definitions from sh.h.
3442 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3444 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3445 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3446 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3447 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3448 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3449 Increment LABEL_NUSES.
3451 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3453 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3455 * config/sh/elf.h (SIZE_TYPE): Likewise.
3456 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3457 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3458 shcompact_incoming_args): Load switch table addresses using
3460 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3461 (NO_BUILTIN_SIZE_TYPE): Define.
3462 (SIZE_TYPE): Don't define.
3463 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3464 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3465 definition of __SH5__=32 for -m5-compact-nofpu.
3466 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3468 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3469 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3470 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3471 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3472 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3473 (INSN_LENGTH_ALIGNMENT): Likewise.
3474 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3475 * config/sh/sh.md (call, call_value, sibcall): Simplify
3476 copying of non-branch-target register.
3477 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3478 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3479 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3480 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3481 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3482 floating-point values as structs.
3483 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3484 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3485 general-purpose register.
3486 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3487 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3488 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3489 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3490 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3491 (ENCODE_SECTION_INFO): Enclose variables and constants in
3493 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3494 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3495 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3496 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3497 only for LABEL_REFs. For SYMBOL_REFs, prepend
3498 SH_DATALABEL_ENCODING to the symbol name.
3499 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3501 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3502 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3504 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3505 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3506 (DATALABEL_REF_P): Don't require CONST.
3507 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3509 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3510 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3512 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3513 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3514 Use shallow_copy_rtx and PUT_MODE to change the mode of
3515 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3516 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3517 on SHmedia using GENERAL_REGs.
3518 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3519 bltu_media_i): Fix reversion of conditions.
3520 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3521 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3522 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3523 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3524 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3525 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3526 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3527 (GCC_nested_trampoline): Likewise.
3528 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3529 * config/sh/sh.c (gen_datalabel_ref): Define.
3530 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3531 (INITIALIZE_TRAMPOLINE): Likewise.
3532 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3533 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3534 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3535 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3536 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3537 (ic_invalidate): Adjust for SH5.
3538 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3539 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3541 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3542 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3543 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3544 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3545 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3546 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3547 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3548 * config/sh/sh.c (target_reg_operand): Match only target-branch
3549 registers and pseudos that aren't virtual registers.
3550 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3551 Copy operands that don't match target_reg_operand to pseudos.
3552 (call_media, call_value_media, sibcall_media): Use
3553 target_reg_operand instead of target_operand.
3554 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3555 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3556 * config/sh/sh.c (target_reg_operand): Match hardware registers
3557 other than branch-target registers.
3558 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3559 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3560 (fpscr_values) [SH5 == 32]: Define.
3561 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3562 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3563 Handle function addresses coming in SUBREGs.
3564 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3565 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3566 shcompact_return_trampoline): Use datalabel where appropriate.
3567 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3568 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3569 general-purpose register to copy one branch-target register to
3571 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3572 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3573 SYMBOL_REFs with VOIDmode.
3574 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3575 bltu_media_i): New insns.
3576 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3577 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3578 (INIT_CUMULATIVE_ARGS): Likewise.
3579 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3580 * machmode.def (V16SFmode): New mode.
3581 * c-common.c (type_for_mode): Support V2SF and V16SF.
3582 * tree.c (build_common_tree_nodes_2): Likewise.
3583 * tree.h (tree_index): Likewise.
3584 * calls.c (emit_call_1): Take args_so_far. Adjust all
3585 callers. Introduce CALL_POPS_ARGS.
3586 * tm.texi (CALL_POPS_ARGS): Document.
3587 * config/sh/crt1.asm: Implement in SHmedia mode.
3588 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3589 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3590 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3591 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3592 Implement divsi and udivsi in SHmedia mode. Introduce
3593 SHcompact trampolines.
3594 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3596 (regno_reg_class): Rewrite.
3597 (fp_reg_names): Remove.
3598 (sh_register_names, sh_additional_register_names): New.
3599 (print_operand): Added `u'. Support SUBREGs in addresses.
3600 Add parentheses around shifted CONSTs.
3601 (output_file_start): Output .mode and .abi directives.
3602 (shiftcosts, addsubcosts, multcosts): Adjust.
3603 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3604 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3605 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3606 bytes, not registers. Take into account the need for the
3607 SHcompact incoming args trampoline. Adjust all callers.
3608 (sh_expand_prologue): Take stack_regs into account. Call
3609 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3610 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3611 stack aligned as per SH5 ABI.
3612 (sh_builtin_saveregs): Support SH5 ABI.
3613 (sh_build_va_list, sh_va_start): Likewise.
3614 (initial_elimination_offset): Take alignment into account.
3615 Compute location of PR according to the SH5 stack frame.
3616 (arith_reg_operand): Reject branch-target registers.
3617 (shmedia_6bit_operand): New.
3618 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3619 (target_reg_operand): Match DImode only. Accept SUBREGs.
3620 (target_operand): New.
3621 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3622 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3623 SIBCALL_REGS for SHmedia.
3624 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3625 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3626 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3627 (TARGET_SWITCHES): New SH5 flags.
3628 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3629 VALID_REGISTER_P to disable unsupported registers.
3630 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3631 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3632 (FUNCTION_ARG_PADDING): Define.
3633 (FASTEST_ALIGNMENT): Adjust.
3634 (SH_REGISTER_NAMES_INITIALIZER): New.
3635 (sh_register_names): Declare.
3636 (DEBUG_REGISTER_NAMES): Define.
3637 (REGISTER_NAMES): Define based on sh_register_names.
3638 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3639 (sh_additional_register_names): Declare.
3640 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3641 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3642 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3643 (REGISTER_NATURAL_MODE): Define.
3644 (FIRST_PSEUDO_REGISTER): Adjust.
3645 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3646 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3647 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3648 (VECTOR_MODE_SUPPORTED_P): Define.
3649 (REG_CLASS_CONTENTS): Adjust.
3650 (SMALL_REGISTER_CLASSES): Adjust.
3651 (REG_ALLOC_ORDER): Adjust.
3652 (INDEX_REG_CLASS): Adjust.
3653 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3654 (CONST_OK_FOR_LETTER_P): Adjust.
3655 (PREFERRED_RELOAD_CLASS): Adjust.
3656 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3657 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3658 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3659 (FIRST_FP_PARM_REG): Adjust.
3660 (CALL_POPS_ARGS): Define.
3661 (FUNCTION_ARG_REGNO_P): Adjust.
3662 (struct sh_args): New fields.
3663 (GET_SH_ARG_CLASS): Adjust.
3664 (INIT_CUMULATIVE_ARGS): Adjust.
3665 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3666 (FUNCTION_ARG_ADVANCE): Adjust.
3667 (FUNCTION_ARG): Adjust.
3668 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
3669 (FUNCTION_ARG_CALLEE_COPIES): Define.
3670 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
3671 (STRICT_ARGUMENT_NAMING): Define.
3672 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
3673 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
3674 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
3675 (SETUP_INCOMING_VARARGS): Adjust.
3676 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
3677 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
3678 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
3679 (SUBREG_OK_FOR_INDEX_P): Adjust.
3680 (EXTRA_CONSTRAINT_S): Update.
3681 (EXTRA_CONSTRAINT_T): New.
3682 (EXTRA_CONSTRAINT): Adjust.
3683 (GO_IF_LEGITIMATE_INDEX): Adjust.
3684 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
3685 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
3687 (MAX_MOVE_MAX): Define.
3689 (CONST_COSTS): Adjust.
3690 (REGISTER_MOVE_COST): Adjust.
3691 (BRANCH_COST): Adjust.
3692 (TEXT_SECTION_ASM_OP): Adjust.
3693 (DBX_REGISTER_NUMBER): Adjust.
3694 (ASM_OUTPUT_DOUBLE_INT): New.
3695 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3696 (PREDICATE_CODES): Adjust.
3697 (PROMOTE_MODE): Adjust.
3698 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
3699 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
3700 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
3701 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
3702 (DR0_REG, DR2_REG, DR4_REG): Renumber.
3703 (TR0_REG, TR1_REG, TR2_REG): New.
3704 (XD0_REG): Renumber.
3705 (UNSPEC_COMPACT_ARGS): New.
3706 (type): Added pt and ptabs.
3707 (length): Default to 4 on SHmedia. Default pt length to 12
3708 and 20 on SHmedia32 and SHmedia64, respectively.
3709 (pt): New function unit.
3710 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
3711 Add whitespace between operands of SHmedia instructions.
3713 (adddi3_media, addsi3_media): Adjust constraints.
3714 (subsi3) [SHmedia]: Force operand 1 into a register.
3715 (udivsi3_i1_media, udivsi3_i4_media): New.
3716 (udivsi3): Support SHmedia.
3717 (divsi3_i1_media, divsi3_i4_media): New.
3718 (divsi3): Support SHmedia.
3719 (anddi3, iordi3, xordi3): Adjust constraints.
3720 (zero_extendhidi2, zero_extendqidi2): New.
3721 (extendsidi2, extendhidi2, extendqidi2): New.
3722 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
3723 (pop_e, pop_fpul, pop_4): Likewise.
3724 (movsi_media): Support FP and BT registers.
3725 (movsi_media_nofpu): New. Adjust splits to DImode.
3726 (lduw, ldub): Renamed to zero_extend* above.
3727 (movqi_media): Fix typo.
3728 (movdi_media): Support FP and BT registers.
3729 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
3730 (movdi_const_32bit): New.
3731 (shori_media): Require immediate operand. Use `u' for output.
3732 (movdf_media, movsf_media): Simplified.
3733 (movdf_media_nofpu, movsf_media_nofpu): New.
3734 (movdf, movsf): Adjust
3735 (movv2sf, movv2sf, movv16sf): New.
3736 (beq_media, beq_media_i): Adjust constraints. Don't use
3737 scratch BT register.
3738 (bne_media, bne_media_i): Likewise.
3739 (bgt_media, bgt_media_i): Likewise.
3740 (bge_media, bge_media_i): Likewise.
3741 (bgtu_media, bgtu_media_i): Likewise.
3742 (bgeu_media, bgeu_media_i): Likewise.
3743 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
3744 bunordered): Emit jump insn. Force operands to registers when
3746 (jump_media, jump): Simplify.
3747 (call_compact, call_compact_rettramp): New.
3748 (call_value_compact, call_value_compact_rettramp): New.
3749 (call_media, call_value_media): Simplify.
3750 (sibcall_compact, sibcall_media): New.
3751 (call, call_value): Adjust for SHmedia and SHcompact.
3752 (sibcall, sibcall_value, untyped_call): Likewise.
3753 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
3754 (indirect_jump): Adjust for SHmedia.
3755 (casesi_jump_media): New.
3756 (nop): Re-enable for SHmedia.
3757 (call_site): Restrict to SH1.
3758 (casesi): Adjust for SHmedia.
3759 (casesi_shift_media, casesi_load_media): New.
3760 (return): Explicitly use PR register. Call return trampoline
3762 (return_i): Explicitly use PR register.
3763 (shcompact_return_tramp, shcompact_return_tramp_i): New.
3764 (return_media): Adjust.
3765 (shcompact_incoming_args): New.
3767 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3768 (movstrsi): Disable on SH5.
3769 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
3770 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
3771 (subsf3, subsf3_media): Likewise.
3772 (mulsf3, mulsf3_media, mac_media): Likewise.
3773 (divsf3, divsf3_media): Likewise.
3774 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
3775 (floatsisf2, fux_truncsfsi2): Likewise.
3776 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
3778 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
3779 (cmpunsf_media, cmpsf): Likewise.
3780 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
3781 (abssf2, abssf2_media): Likewise.
3782 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
3783 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
3784 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
3785 (floatsidf2, fix_truncdfsi2): Likewise.
3786 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
3788 (cmpeqdf_media, cmpgtdf_media): Likewise.
3789 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
3790 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
3791 (absdf2, absdf2_media): Likewise.
3792 (extendsfdf2, extendsfdf2_media): Likewise.
3793 (truncsfdf2, truncsfdf2_media): Likewise.
3794 * config/sh/sh64.h: New file.
3795 * config/sh/t-sh64: New file.
3796 * config/sh/shmedia.h: New file.
3797 * config/sh/ushmedia.h: New file.
3798 * config/sh/sshmedia.h: New file.
3799 * configure.in: Added sh64-*-elf.
3800 * configure: Rebuilt.
3801 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
3802 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
3803 (reg_class_from_letter): Use `b' for TARGET_REGS.
3804 (print_operand): Support `%M', `%m', `AND' and
3805 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
3806 (andcosts): Adjust for SHmedia.
3807 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
3809 (target_reg_operand): New function.
3810 * config/sh/sh-protos.h (target_reg_operand): Declare.
3811 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
3812 FP registers on SH5.
3813 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
3815 (TARGET_REGISTER_P): New macro.
3816 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
3817 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
3818 (EXTRA_CONSTRAINT_S): New macro.
3819 (EXTRA_CONSTRAINT): Adjust.
3820 (FLOAT_TYPE_SIZE): Define to 32.
3821 (Pmode): DImode on SHmedia.
3822 (CONST_COSTS): Adjust for SHmedia literals.
3823 (PREDICATE_CODES): Added target_reg_operand.
3824 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
3825 * config/sh/sh.md: Remove all attrs from SHmedia insns.
3826 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
3827 (cmpdi): Accept SHmedia.
3828 (movdicc_false, movdicc_true): New insns.
3829 (movdicc): New expand.
3830 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
3832 (addsi3_media): Match `S' constraint.
3833 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
3834 (negdi2): Expand for SHmedia.
3835 (one_cmpldi2): New expand.
3836 (zero_extendsidi2): Change from expand to insn.
3837 (extendsidi2): Add constraints.
3838 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
3839 LD/ST address. Fix SI immediate loading split.
3840 (movhi_media, movqi_media, lduw, ldub): New insns.
3841 (movhi, movqi): Accept SHmedia.
3842 (shori_media, movdi_media): Relax input constraints. Split
3844 (movdf_media, movsf_media): New insn. New split to movdi.
3845 (movdf, movsf): Match on SHmedia.
3846 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
3847 bgeu_media): New insns and splits. New insns with `_i' suffix.
3848 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
3849 (bunordered): New expand.
3850 (jump_compact): Renamed from `jump'.
3851 (jump_media): New insn.
3853 (call_media, call_value_media): New insns.
3854 (call, call_value): Adjust.
3855 (indirect_jump_compact): Renamed from `indirect_jump'.
3856 (indirect_jump_media): New insn.
3857 (indirect_jump): New expand.
3858 (untyped_call, return): Accept SHmedia.
3859 (return_media): New insn.
3860 (prologue, epilogue, blockage): Accept SHmedia.
3861 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
3862 (sunordered): New expand.
3863 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
3864 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
3865 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
3866 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
3867 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
3868 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
3869 abssf2_media): New insns.
3870 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
3871 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
3872 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
3873 floatdidf2, floatsidf2_media, fix_truncdfdi2,
3874 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
3875 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
3876 absdf2_media): New insns.
3877 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
3878 (extendsfdf2_media, truncdfsf2_media): New insns.
3879 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
3880 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
3881 * config/sh/sh.h (CONST_OK_FOR_J): Document.
3882 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
3883 * config/sh/sh.md (adddi3): New expand.
3884 (adddi3_media, adddi3z_media): New insns.
3885 (adddi3_compact): Renamed from adddi3.
3886 (addsi3_media): Use add.l r63 to add constant zero.
3887 (subdi3): New expand.
3888 (subdi3_media): New insn.
3889 (subdi3_compact): Renamed from subdi3.
3890 (mulsidi3): New expand.
3891 (mulsidi3_media): New insn.
3892 (mulsidi3_compact): Renamed from mulsidi3.
3893 (umulsidi3): New expand.
3894 (umulsidi3_media): New insn.
3895 (umulsidi3_compact): Renamed from umulsidi3.
3896 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
3897 (ashlsi3, ashrsi3, lshrsi3): Use them.
3898 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
3899 (ashldi3, ashrdi3, lshrdi3): Use them.
3900 (zero_extendsidi2): New expand.
3901 (extendsidi2): New insn.
3902 (movsi_media): New insn. Split to movdi to load constants.
3903 (movsi): Enable for shmedia.
3904 (movdi_media): New insn. Use shori_media to load wide constants.
3905 (short_media): New insn.
3906 (movdi): Enable for shmedia.
3907 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
3908 * config/sh/sh.h (CPP_SPEC): Added `m5'.
3909 (SUBTARGET_CPP_SPEC): Added `!m5'.
3910 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
3911 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
3912 to all other SH variants.
3913 (TARGET_DEFAULT): Set to SH1_BIT.
3914 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
3915 (BITS_PER_WORD): Raise to 64 on shmedia.
3916 (MAX_BITS_PER_WORD): Change to 64.
3917 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
3918 (INT_TYPE_SIZE): Keep as 32.
3919 (UNITS_PER_WORD): Raise to 8 on shmedia.
3920 (MIN_UNITS_PER_WORD): Keep as 4.
3921 (POINTER_SIZE): Raise to 64 on shmedia.
3922 (CONST_OK_FOR_J): New macro.
3923 (CONST_OK_FOR_LETTER_P): Use it.
3924 (processor_type): Add PROCESSOR_SH5.
3925 * config/sh/sh.md: Conditionalize all expands, insns and
3926 splits to TARGET_SH1.
3928 (addsi3_compact): Renamed from...
3929 (addsi3): Now an expand.
3930 (addsi3_media, subsi3_media): New insns.
3931 (subsi3): Don't negate constants with SHmedia.
3933 * hooks.c: New file.
3934 * hooks.h: New file.
3935 * Makefile.in (HOOKS_H): New.
3936 (TARGET_DEF_H): Added $(HOOKS_H).
3937 (OBJS): Added hooks.o.
3938 (cfgcleanup.o, bb-reorder.o): Added target.h.
3939 (hooks.o): Added dependencies.
3940 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
3941 (TARGET_INITIALIZER): this.
3942 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
3943 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
3944 * bb-reorder.c: Include target.h.
3945 (reorder_basic_blocks): Skip if cannot modify jumps.
3946 * cfgcleanup.c: Include target.h.
3947 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
3949 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3951 * config/mips/mips.md (casesi_internal, casesi_internal_di):
3952 Protect jump delay slot instructions with .set noreorder and
3955 2002-02-08 Chris Demetriou <cgd@broadcom.com>
3957 * config/mips/mips.md (casesi_internal_di): Calculate
3958 the index into the target offset table correctly.
3960 2002-02-08 Richard Henderson <rth@redhat.com>
3962 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
3963 * final.c (output_addr_const): Accept and discard SUBREG.
3964 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
3965 mark them unknown instead.
3966 (simplify_subtraction): Handle RTX_UNKNOWN.
3967 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
3969 2002-02-08 David Edelsohn <edelsohn@gnu.org>
3971 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
3973 2002-02-08 Richard Henderson <rth@redhat.com>
3975 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
3977 2002-02-08 Andreas Jaeger <aj@suse.de>
3979 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
3980 * config/i386/t-linux64: New file.
3982 2002-02-08 Jakub Jelinek <jakub@redhat.com>
3984 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
3985 * c-parse.in (compstmt): Clear last_expr_type.
3987 2002-02-07 Richard Henderson <rth@redhat.com>
3989 * loop.c (strength_reduce): Sink final_value when not
3992 2002-02-07 David O'Brien <obrien@FreeBSD.org>
3994 * config/sparc/freebsd.h: Fix mismatched spec {.
3996 2002-02-07 Richard Henderson <rth@redhat.com>
3998 * cfgrtl.c: Include recog.h and insn-config.h.
3999 (keep_with_call_p): Fix general_operand invocation.
4000 * Makefile.in (cfgrtl.o): Update dependencies.
4002 2002-02-07 Kazu Hirata <kazu@hxi.com>
4004 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4005 comment. Accept HImode only if TARGET_H8300.
4007 2002-02-07 Eric Christopher <echristo@redhat.com>
4009 * config/mips/crtn.asm: Cleanup #ifdefs.
4011 2002-02-07 Eric Christopher <echristo@redhat.com>
4013 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4014 register 7 as RA instead of $31.
4015 * config/mips/crtn.asm: Ditto.
4016 * config/mips/mips.c (mips_move_2words): Add case for
4017 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4018 (compute_frame_size): Fix typo.
4019 (save_restore_insns): Ditto. Make documentation about using
4020 register $7 as return register more precise.
4021 (mips_expand_epilogue): Fix comment. Add code to work around not
4022 being able to add to the stack pointer directly.
4023 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4024 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4027 2002-02-07 Tom Rix <trix@redhat.com>
4029 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4030 immediates in ldu and stdu DS opcode field.
4031 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4032 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4033 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4035 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4037 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4038 offset for stack bias.
4040 2002-02-07 H.J. Lu <hjl@gnu.org>
4042 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4044 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4046 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4048 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4050 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4051 * i386.c (x86_order_regs_for_local_alloc): New global function.
4052 * i386.h (REG_ALLOC_ORDER): CLeanup.
4053 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4055 2002-02-07 Richard Henderson <rth@redhat.com>
4057 PR optimization/2463
4058 * alias.c (find_base_value): Recall base values for fixed hard regs.
4059 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4061 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4063 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4066 2002-02-06 Richard Henderson <rth@redhat.com>
4069 * stmt.c (resolve_operand_name_1): Take more care with mixed
4070 named and unnamed operands.
4072 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4073 Jan Hubicka <jh@suse.cz>
4075 * loop.c (remove_constant_addition): Avoid clobbering a shared
4078 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4080 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4081 * config/s390/t-linux64: New file.
4082 * config/s390/libgcc-glibc.ver: New file.
4084 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4086 * config/s390/linux64.h: Delete file.
4087 * config/s390/s390x.h: New file.
4088 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4089 as target header file.
4090 * config/s390/linux.h (TARGET_VERSION): Define depending on
4091 DEFAULT_TARGET_64BIT.
4092 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4093 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4094 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4095 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4096 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4097 (EXTRA_SPEC): New define.
4098 * config/s390/s390.h (TARGET_VERSION): Define depending on
4099 DEFAULT_TARGET_64BIT.
4100 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4102 2002-02-06 Jason Merrill <jason@redhat.com>
4104 * c-decl.c (finish_function): Warn about a non-void function with
4105 no return statement and no abnormal exit.
4106 (current_function_returns_abnormally): New variable.
4107 (start_function): Clear it.
4108 (struct c_language_function): Add returns_abnormally.
4109 (push_c_function_context): Save it.
4110 (pop_c_function_context): Restore it.
4111 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4112 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4113 an explicit return type.
4114 * c-tree.h: Declare current_function_returns_abnormally.
4115 (C_FUNCTION_IMPLICIT_INT): New macro.
4116 * c-typeck.c (build_function_call): Set it.
4117 (c_expand_return): Set current_function_returns_value even if the
4120 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4123 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4124 unsafe for reevaluation.
4126 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4129 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4130 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4132 2002-02-06 Richard Henderson <rth@redhat.com>
4134 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4135 be a general_operand. Dest for function value must be a pseudo.
4137 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4139 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4140 as SYMBOL_REFs from the constant pool.
4142 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4144 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4145 passed by invisible reference.
4147 2002-02-05 Richard Henderson <rth@redhat.com>
4149 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4151 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4153 Implement using "base addresses" in insn operands as default.
4154 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4155 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4156 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4157 used to read the rtx value.
4158 (mmix_target_asm_function_epilogue): Fix spacing.
4159 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4160 (mmix_legitimate_address): Ditto.
4161 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4162 should be loaded with a GETA insn. Don't allocate needless extra
4163 char for nul termination and fix misleading comment.
4164 (mmix_print_operand_address): Handle constants if
4165 TARGET_BASE_ADDRESSES.
4166 (mmix_output_register_setting): Use base addressing if
4167 TARGET_BASE_ADDRESSES and the number of insns is 3.
4168 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4169 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4170 to use R as constraint, add LDA to match s.
4171 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4172 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4173 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4174 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4175 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4176 order with other fixed registers.
4177 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4178 other parameter/call-clobbered registers.
4179 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4180 -mbase-addresses, -mno-base-addresses.
4181 (MMIX Options): Ditto.
4183 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4185 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4187 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4189 * config/rs6000/altivec.h: Change elem to _S_elem.
4191 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4193 * config/netbsd.h (WCHAR_TYPE): Define.
4194 (WCHAR_TYPE_SIZE): Ditto.
4196 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4197 (WCHAR_UNSIGNED): Ditto.
4198 (WCHAR_TYPE_SIZE): Ditto.
4200 * config/arm/netbsd.h: Likewise.
4201 * config/i386/netbsd-elf.h: Likewise.
4202 * config/i386/netbsd.h: Likewise.
4203 * config/m68k/netbsd-elf.h: Likewise.
4204 * config/m68k/netbsd.h: Likewise.
4205 * config/ns32k/netbsd.h: Likewise.
4206 * config/sparc/netbsd.h: Likewise.
4207 * config/vax/netbsd.: Likewise.
4209 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4211 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4212 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4213 (TARGET_INITIALIZER): this.
4214 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4215 (BITFIELD_NBYTES_LIMITED): Markup fix.
4216 * tree.h (default_ms_bitfield_layout_p): Declare.
4217 (record_layout_info): Added prev_field.
4218 * tree.c (default_ms_bitfield_layout_p): New fn.
4219 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4220 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4221 * stor-layout.c: Include target.h.
4222 (start_record_layout): Initialize prev_field.
4223 (place_field): Handle MS bit-field layout, and disregard
4224 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4225 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4226 * Makefile.in (stor-layout.o): Adjust dependencies.
4228 2002-02-05 Jason Merrill <jason@redhat.com>
4230 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4232 2002-02-05 Andreas Jaeger <aj@suse.de>
4234 * crtstuff.c: Fix comments.
4236 2002-02-05 Richard Henderson <rth@redhat.com>
4239 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4240 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4243 * config/mips/mips.c (function_arg): Handle TImode.
4244 (function_arg_advance): Likewise.
4246 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4248 * config/rs6000/altivec.h (vec_step_help): Rename to
4251 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4253 * config/rs6000/altivec.h: Fix typos.
4255 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4257 * config/arm/netbsd.h: Correct a comment.
4259 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4261 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4262 building void typed builtins.
4264 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4265 (vec_step): Implement for C++.
4267 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4269 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4271 2002-02-04 Richard Henderson <rth@redhat.com>
4273 * combine.c (nonzero_bits): Re-introduce special case for
4274 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4276 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4278 * doc/extend.texi: Warn about unsupported usage of altivec
4281 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4282 (altivec_predicate_*): New.
4284 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4285 Add C++ version of vec_*() functions.
4287 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4288 (bdesc_2arg): Remove altivec predicates.
4289 (altivec_expand_builtin): Handle predicates.
4290 (altivec_init_builtins): Handle predicates.
4291 (altivec_expand_predicate_builtin): New.
4293 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4295 * pa.c (DO_FRAME_NOTES): Move forward.
4296 (store_reg): Revise handling of frame notes.
4297 (load_reg): Likewise.
4298 (set_reg_plus_d): Likewise.
4299 (hppa_expand_prologue): Likewise.
4300 (hppa_expand_epilogue): Likewise.
4302 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4304 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4306 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4308 PR c/4475, c++/3780:
4309 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4310 * c-common.h (SWITCH_TYPE): Define.
4311 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4312 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4313 Rename spareness variable to sparseness.
4314 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4315 if non-NULL instead of TREE_TYPE (orig_index).
4316 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4317 (expand_end_case): Define using expand_end_case_type.
4318 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4319 to expand_end_case_type.
4320 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4322 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4324 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4325 (BIGGEST_ALIGNMENT): Change to 128.
4327 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4329 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4331 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4333 * pa.md (call_internal_reg_64bit): Remove unused variable.
4335 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4337 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4339 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4340 * config/arm/arm.c (current_function_anonymous_args): Delete,
4341 replace uses with cfun->machine->uses_anonymous_args.
4342 (arm_reorg): Do not reset uses_anonymous_args.
4344 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4345 any geenral register.
4347 2001-02-04 Bernd Schmidt <bernds@redhat.com>
4349 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4352 2002-02-04 Richard Henderson <rth@redhat.com>
4354 * combine.c (force_to_mode): Remove STACK_BIAS code.
4355 (nonzero_bits): Likewise. Replace sp/fp special case with
4356 REGNO_POINTER_ALIGN.
4358 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4359 (HARD_FRAME_POINTER_REGNUM): New.
4360 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4361 (FIXED_REGS, CALL_USED_REGS): Update.
4362 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4363 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4364 (HARD_REGNO_NREGS): Update for SFP.
4365 (STACK_POINTER_OFFSET): Include bias here ...
4366 (FIRST_PARM_OFFSET): ... not here.
4367 (STACK_BIAS): Remove.
4368 (INIT_EXPANDERS): New.
4369 (STARTING_FRAME_OFFSET): Do not include bias.
4370 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4371 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4372 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4373 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4374 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4375 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4376 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4377 (MUST_SAVE_REGISTER): Likewise.
4378 (sparc_flat_function_prologue): Likewise.
4379 (sparc_flat_function_epilogue): Likewise.
4380 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4381 (sparc_init_modes): SFP is GENERAL_REGS.
4382 (sparc_builtin_saveregs): SFP does not have bias applied.
4384 2002-02-04 Richard Henderson <rth@redhat.com>
4386 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4387 current_function_is_thunk.
4388 (alpha_sa_mask): Distinguish between current_function_is_thunk
4389 called from ASM_OUTPUT_MI_THUNK and not.
4390 (alpha_does_function_need_gp): Thunks always need gp.
4391 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4392 (alpha_output_mi_thunk_osf): New.
4393 * config/alpha/alpha-protos.h: Update.
4394 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4396 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4398 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4399 function types, not when they're taken away.
4401 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4403 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4404 CODE_LABEL and jump table when replacing a table jump with a
4407 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4409 * config/s390/s390-protos.h (legitimize_la_operand,
4410 s390_secondary_input_reload_class, s390_plus_operand,
4411 s390_expand_plus_operand): Add prototypes.
4413 config/s390/s390.c (s390_secondary_input_reload_class,
4414 s390_plus_operand, s390_expand_plus_operand): New functions.
4416 (struct s390_address): New member 'pointer'.
4417 (s390_decompose_address): Compute it.
4418 (legitimate_la_operand_p): Use it.
4419 (legitimize_la_operand): New function.
4420 (movti, movdi, movdf splitters): Call it.
4422 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4423 (PREDICATE_CODES): Add s390_plus_operand.
4425 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4426 (la_ccclobber): Allow GENERAL_REGS as output operand.
4428 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4429 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4430 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4432 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4434 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4435 register names for regular asm () construct.
4437 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4439 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4442 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4444 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4447 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4449 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4450 constant pool to be identical by string address and index.
4452 2002-02-04 Anthony Green <green@redhat.com>
4454 * output.h (SECTION_OVERRIDE): Define.
4455 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4457 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4459 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4460 by existing arm*-*-netbsd* (a.out) target.
4461 (ns32k-*-netbsdelf*): Likewise.
4462 (sparc-*-netbsdelf*): Likewise.
4463 (vax-*-netbsdelf*): Likewise.
4465 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4467 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4468 headers and libobjc headers.
4470 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4472 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4473 (_mingw.h): Remove duplicate include.
4475 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4477 * config.gcc: Set cpu_type to m68k for 68010, as well.
4478 (m68010-*-netbsdelf*): New...
4479 (m68k*-*-netbsdelf*): ...targets.
4480 * config/m68k/netbsd-elf.h: New file.
4482 2002-02-02 Kazu Hirata <kazu@hxi.com>
4484 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4486 2002-02-02 Kazu Hirata <kazu@hxi.com>
4488 * config/h8300/h8300.c (h8_push_ops): Move inside
4490 (h8_pop_ops): Likewise.
4491 (h8_move_ops): Likewise.
4493 2002-02-02 Kazu Hirata <kazu@hxi.com>
4495 * config/h8300/h8300.c (os_task): Make it static.
4496 (monitor): Likewise.
4497 (pragma_saveall): Likewise.
4499 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4501 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4502 constant is a valid sign-extension for Pmode.
4504 2002-02-02 Kazu Hirata <kazu@hxi.com>
4506 * config/h8300/h8300.c: Fix formatting.
4508 2002-02-02 Kazu Hirata <kazu@hxi.com>
4510 * config/h8300/h8300.md: Fix formatting.
4512 2002-02-02 Kazu Hirata <kazu@hxi.com>
4514 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4515 predicates of operands[1]. Split the patterns for each
4518 2002-02-02 Kazu Hirata <kazu@hxi.com>
4520 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4521 of operands[1] to register_operand.
4523 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4525 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4526 * cpphash.c (_cpp_init_hashtable): Similarly.
4527 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4528 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4529 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4530 (cpp_handle_option): Handle the new options.
4531 * cpplex.c (cpp_interpret_charconst): Use new flag.
4532 * cpplib.h (struct cpp_options): New member signed_char.
4533 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4534 (cpp_options): Handle -fsigned-char and -funsigned-char.
4535 (static_specs): Remove signed_char_spec.
4536 (do_spec1): Don't handle %c.
4537 * system.h: Poison SIGNED_CHAR_SPEC.
4538 * tradcif.y (yylex): Use flag_signed_char.
4539 * tradcpp.h (flag_signed_char): New.
4540 * tradcpp.c (flag_signed_char): New.
4541 (main): Handle new command-line options.
4542 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4544 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4545 * avr/avr.h: Remove old comments.
4546 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4547 (CC1_SPEC): Pass -fsigned-char if -mic*.
4548 (SIGNED_CHAR_SPEC): Remove.
4550 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4552 2002-02-01 Eric Christopher <echristo@redhat.com>
4554 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4555 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4556 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4557 (ASM_OUTPUT_REG_POP): Ditto.
4559 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4561 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4564 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4566 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4568 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4571 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4574 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4576 * cfganal.c: Include tm_p.h.
4577 (keep_with_call_p): Fix the test that determines if a register holds
4578 the return value of a call.
4580 2002-02-01 DJ Delorie <dj@redhat.com>
4582 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4583 we are given conflicting registers, switch to the other one we
4584 had allocated for us.
4585 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4586 as TImode so we know when the "other" register is available.
4588 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4590 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4593 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4595 * cfganal.c (keep_with_call_p): New function.
4596 (flow_call_edges_add): Prevent splitting a block between a call and
4597 a single-set instruction that should be kept in the same block.
4599 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4601 * doc/install.texi (avr): Update outdated URL.
4603 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4605 * config/stormy16/stormy16.md (pushqi): New.
4609 (movhi): Remove stack operands.
4611 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4612 nonimmediate_nonstack_operand.
4613 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4615 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4618 2002-01-31 Jason Merrill <jason@redhat.com>
4620 * Makefile.in (c-parse.c): Handle .output file.
4621 * objc/Make-lang.in (objc-parse.c): Likewise.
4623 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4625 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4626 the -me[lb] option is given. Don't output the default flag
4629 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4631 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4632 the primary source file; this has not been done yet.
4633 * c-decl.c (c_expand_body): Reset input_filename from
4634 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4636 2002-01-31 Kazu Hirata <kazu@hxi.com>
4638 * rtlanal.c (subreg_regno_offset): Do not use
4639 SUBREG_REGNO_OFFSET.
4640 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4641 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4643 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4645 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4646 version rather than GNATS version in --version output.
4648 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4650 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4651 when copying back from a temporary.
4653 2002-01-30 Richard Henderson <rth@redhat.com>
4655 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4656 and new_dest are the same.
4658 2002-01-30 Richard Henderson <rth@redhat.com>
4661 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4662 * rtl.c (note_insn_name): Update.
4663 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4664 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4665 to perform loop rotation.
4666 (expand_exit_loop_top_cond): New.
4667 * tree.h (expand_exit_loop_top_cond): Declare it.
4668 * c-semantics.c (genrtl_while_stmt): Use it.
4669 (genrtl_for_stmt): Likewise.
4671 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
4673 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
4674 arguments to 64-bit boundaries on 64-bit ABIs.
4676 2002-01-30 Steve Ellcey <sje@cup.hp.com>
4678 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
4680 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4682 * c-decl.c (grokdeclarator): Handle type being a typedef for an
4685 2002-01-30 David O'Brien <obrien@FreeBSD.org>
4687 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
4688 * config/sparc/sparc_bi.h: Remove file.
4689 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
4691 2002-01-30 Richard Henderson <rth@redhat.com>
4693 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
4695 2002-01-30 Zack Weinberg <zack@codesourcery.com>
4697 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
4699 2002-01-30 Jason Merrill <jason@redhat.com>
4701 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
4702 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
4703 (reg_save): Use DW_CFA_offset_extended_sf instead.
4705 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
4707 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4709 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
4712 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
4714 * rs6000.md ("*call_value_local32"): Remove constraints.
4715 ("*call_value_local64"): Same.
4716 ("*call_value_indirect_nonlocal_aix32"): Same.
4717 ("*call_value_nonlocal_aix32"): Same.
4718 ("*call_value_indirect_nonlocal_aix64"): Same.
4719 ("*call_value_nonlocal_aix64"): Same.
4720 ("*call_value_nonlocal_sysv"): Same.
4722 2002-01-29 Richard Henderson <rth@redhat.com>
4724 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
4726 2002-01-29 Richard Henderson <rth@redhat.com>
4728 * expr.c (force_operand): Ignore flag_pic for detecting pic
4730 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
4731 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
4732 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
4733 instead of open-coded loop.
4734 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
4735 be fixed when in use.
4737 2002-01-29 Richard Henderson <rth@redhat.com>
4739 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
4740 * sched-rgn.c (propagate_deps): Update them.
4741 * sched-deps.c (sched_analyze_insn): Update them. Flush the
4742 clobbers list when either gets too long.
4744 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4746 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
4747 and INDEX_REGS the same as GENERAL_REGS.
4748 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4750 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4752 * tree.c (build_nonstandard_integer_type): Correct prototype.
4754 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
4756 * config/s390/s390.md (movstrsico, movstrdix_64,
4757 movstrsix_31): Remove, replace by ...
4758 (movstrdi_short, movstrsi_short, movstrdi_long,
4759 movstrsi_long): ... these. New.
4760 (movstrdi, movstrsi): Adapt.
4762 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
4763 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
4764 Remove unnecessary CC clobber.
4765 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
4766 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
4768 (divmoddi4): Don't partially initialize TImode register.
4770 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
4772 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
4774 2002-01-29 Richard Henderson <rth@redhat.com>
4776 * flow.c (print_rtl_and_abort): Remove.
4777 (print_rtl_and_abort_fcn): Remove.
4778 (verify_local_live_at_start): Use dump_bb instead.
4779 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
4780 (verify_wide_reg_1): Return 2 on mode test failure.
4782 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4784 PR c/3325, c/3326, c/2511, c/3347
4785 * c-decl.c (enum_decl_context): Remove BITFIELD.
4786 (grokdeclarator): Take bitfield width as an input.
4787 Ensure bitfields are given the correct type. Perform
4788 bitfield width validation with build_bitfield_integer_type
4789 rather than waiting for finish_struct.
4790 (grok_typename, grok_typename_in_parm_context, start_decl,
4791 push_parmdecl, grokfield, start_function): Update calls to
4793 (build_bitfield_integer_type): New function.
4794 (finish_struct): Move bitfield validation to grokdeclarator
4795 and build_bitfield_integer_type.
4796 * tree.c (build_nonstandard_integer_type): New function.
4797 * tree.h (build_nonstandard_integer_type): New prototype.
4799 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
4801 2002-01-29 Jakub Jelinek <jakub@redhat.com>
4804 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
4805 don't ignore unrecognized -W* options.
4806 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
4807 * cpplib.h (cpp_handle_option): Adjust prototype.
4808 * c-decl.c (c_decode_options): Pass 0 as last argument to
4812 * gcc.c (cpp_unique_options): Split from cpp_options.
4813 (cpp_options): Source cpp_unique_options.
4814 (default_compilers): Use cpp_unique_options instead of cpp_options
4815 when used together with cc1_options.
4816 (static_specs): Add cpp_unique_options.
4817 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
4818 when used together with cc1_options.
4820 2002-01-29 Kazu Hirata <kazu@hxi.com>
4822 * config/h8300/h8300-protos.h: Update the prototype of
4824 * config/h8300/h8300.c (output_a_shift): Remove an unused
4825 argument 'insn'. Remove redundant code.
4826 * config/h8300/h8300.md: Adust to the new prototype of
4829 2002-01-29 Kazu Hirata <kazu@hxi.com>
4831 * config/h8300/h8300-protos.h: Update the prototypes of
4832 emit_a_rotate and expand_a_rotate.
4833 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
4834 first argument to 'enum rtx_code'.
4835 (expand_a_rotate): Likewise.
4837 2002-01-28 Kazu Hirata <kazu@hxi.com>
4839 * config/h8300/h8300-protos.h: Update the prototype of
4841 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
4843 * config/h8300/h8300.md: Adjust to the new prototype.
4845 2002-01-28 Kazu Hirata <kazu@hxi.com>
4847 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
4850 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4852 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
4853 is a fixed register before returning pic_offset_table_rtx.
4854 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
4855 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
4857 2002-01-28 Jason Merrill <jason@redhat.com>
4859 * dwarf2.h: Sync with src version.
4861 2002-01-28 Paul Koning <pkoning@equallogic.com>
4863 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
4865 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
4866 * doc/extend.texi (__builtin_prefetch): Update documentation:
4867 first argument is now const void ptr.
4869 2002-01-28 Kazu Hirata <kazu@hxi.com>
4871 * config/h8300/h8300-protos.h: Remove an unused prototype.
4873 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
4875 * toplev.c (lang_independent_init): Round up identifier size.
4877 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4879 * config.gcc: Revert previous change.
4881 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
4883 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
4885 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
4887 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
4888 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
4889 other non-elf netbsd config frags.
4890 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
4891 collect2 will does that.
4892 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
4893 shared-lib frobbing will work.
4895 2002-01-28 Kazu Hirata <kazu@hxi.com>
4897 * config/h8300/h8300.h: Fix formatting.
4898 * config/h8300/h8300.md: Likewise.
4900 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
4902 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
4903 the old, removed AAA_standards fix.
4904 * fixinc/fixincl.x: Rebuilt.
4906 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
4908 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
4909 atexit call in crtbegin, hooked in after call to frame_dummy;
4910 register EH before registering __fini__start.
4912 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
4914 * config/rs6000/altivec.h: Remove spurious semicolons.
4916 2002-01-27 Kazu Hirata <kazu@hxi.com>
4918 * config/h8300/h8300.md: Replace dead bit extraction patterns
4919 with ones that work.
4921 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4923 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
4924 if not STRICT_ALIGNMENT.
4925 * rtl.h (MEM_ALIGN): Likewise.
4927 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
4929 * doc/invoke.texi (-fdump-translation-unit): Revert this
4930 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
4932 2002-01-27 Kazu Hirata <kazu@hxi.com>
4934 * config/h8300/h8300.md (define_constants): New.
4935 (anonymous patterns) Use defined constants appropriately.
4937 2002-01-27 Kazu Hirata <kazu@hxi.com>
4939 * config/h8300/h8300.c (function_arg): Remove redundant code.
4941 2002-01-26 Richard Henderson <rth@redhat.com>
4943 * sched-deps.c (reg_pending_uses_head): New.
4944 (reg_pending_barrier): Rename from reg_pending_sets_all.
4945 (find_insn_list): Don't mark inline.
4946 (find_insn_mem_list): Remove.
4947 (add_dependence_list, add_dependence_list_and_free): New.
4948 (flush_pending_lists): Replace only_write param with separate
4949 for_read and for_write parameters. Update all callers. Use
4950 add_dependence_list_and_free.
4951 (sched_analyze_1): Do not add reg dependencies here; just set
4952 the pending bits. Use add_dependence_list.
4953 (sched_analyze_2): Likewise.
4954 (sched_analyze_insn): Replace schedule_barrier_found with
4955 reg_pending_barrier. Add all dependencies for pending reg
4956 uses, sets, and clobbers.
4957 (sched_analyze): Don't add reg dependencies for calls, just
4958 set pending bits. Use regs_invalidated_by_call. Treat
4959 sched_before_next_call as a normal list, not a fake insn.
4960 (init_deps): No funny init for sched_before_next_call.
4961 (free_deps): Free pending mems lists. Don't zero reg_last.
4962 (init_deps_global): Init reg_pending_uses.
4963 (finish_deps_global): Free it.
4964 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
4965 (find_insn_mem_list): Remove.
4966 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
4967 (propagate_deps): Use them. Zero temp mem lists.
4969 2002-01-26 Richard Henderson <rth@redhat.com>
4971 * Makefile.in (CRTSTUFF_CFLAGS): New.
4972 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
4973 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
4974 crtstuff.c instead of alpha assembly version.
4975 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
4976 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
4977 not FORCE_{INIT,FINI}_SECTION_ALIGN.
4978 (__do_global_dtors_aux): Mark used.
4979 (frame_dummy, __do_global_ctors_aux): Mark used.
4980 (fini_dummy, init_dummy): Remove.
4982 * config/alpha/crtbegin.asm: Remove file.
4983 * config/alpha/crtend.asm: Remove file.
4984 * config/alpha/t-crtbe: Remove file.
4985 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
4986 (LINK_EH_SPEC): New.
4988 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
4989 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
4990 calling constructors.
4991 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
4993 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
4994 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
4995 CRT_END_INIT_DUMMY hack.
4996 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
4997 FORCE_{INIT,FINI}_SECTION_ALIGN.
4999 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5000 FORCE_{INIT,FINI}_SECTION_ALIGN.
5002 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5003 invocation sequence.
5004 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5006 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5007 (FORCE_CODE_SECTION_ALIGN): New.
5009 2002-01-26 Richard Henderson <rth@redhat.com>
5011 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5013 2002-01-26 Richard Henderson <rth@redhat.com>
5015 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5016 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5018 2002-01-26 Kazu Hirata <kazu@hxi.com>
5020 * config/h8300/h8300.md: Remove bit extraction patterns that
5021 cannot be triggered.
5022 Restrict each bit extraction pattern to a variant on which the
5025 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5027 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5029 2002-01-26 Kazu Hirata <kazu@hxi.com>
5031 * config/h8300/h8300.md: Remove bit test patterns that cannot
5033 Restrict each bit test pattern to a variant on which the
5036 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * builtins.c (expand_builtin_strncat): Remove redundant check for
5041 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5043 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5045 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5048 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5050 * dbxout.c (dbxout_init): Use assemble_name rather than just
5051 stripping off the first character.
5052 (dbxout_source_file): Likewise.
5054 2002-01-25 DJ Delorie <dj@redhat.com>
5056 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5057 using rtx_equal_p, not by comparing pointers.
5059 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5061 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5062 for PIC_OFFSET_TABLE_REGNUM.
5063 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5065 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5067 * config.gcc (x86_64-*-freebsd*): New target.
5068 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5070 (i[34567]86-*-freebsd*): Don't include svr4.h.
5071 * config/i386/freebsd64.h: New file.
5073 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5075 * config/alpha/x-vms (version): Make static.
5077 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5078 in previous checkin.
5080 * Makefile.in (install-headers-cp): New target.
5081 * config.gcc (alpha-dec-*vms*): Install headers with
5084 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5086 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5089 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5091 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5092 of compare_tree_int.
5093 (expand_builtin_strncat): Likewise.
5094 * c-decl.c (finish_struct): Use tree_low_cst.
5095 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5096 * tree.c (compare_tree_int): Likewise.
5098 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5100 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5101 adjustments even if they are implemented by more than two insns.
5103 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5105 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5106 * df.h (struct ref): Kill B.
5107 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5109 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5110 * flow.c (propagate_one_insn): Use it.
5111 (mark_used_regs): Handle NIL.
5113 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5115 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5118 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5120 * rs6000.md (prefetch): Make address V4SI mode so that the address
5121 is restricted to legitimate form for instruction.
5123 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5125 * doc/install.texi (xtensa-*-elf): New target.
5126 (xtensa-*-linux*): New target.
5127 * doc/contrib.texi: Add myself.
5129 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5131 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5132 purpose register to hold an SImode (or smaller) value.
5134 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5136 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5138 * crtstuff.c: Likewise.
5140 2002-01-25 Kazu Hirata <kazu@hxi.com>
5142 * config/h8300/h8300.md (negation patterns): Tighten
5143 predicates to register_operand.
5145 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5147 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5150 * builtins.c (expand_builtin_prefetch): Same.
5152 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5154 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5157 2002-01-24 Kazu Hirata <kazu@hxi.com>
5159 * config/h8300/h8300.c (print_operand): Remove support for
5160 operand character 'A'.
5161 * config/h8300/h8300.md (three anonymous patterns): Replace
5162 operand character 'A' with either 'T' or 'S'.
5164 2002-01-24 Kazu Hirata <kazu@hxi.com>
5166 * config/h8300/h8300.c (print_operand): Remove support for
5167 operand character 'U'.
5169 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5171 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5173 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5175 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5176 values to be assigned to the stack pointer.
5178 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5180 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5181 to const_double needs to be done right for big-endian systems.
5183 2002-01-24 Jason Merrill <jason@redhat.com>
5186 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5187 to can_throw_internal.
5189 2002-01-23 Richard Henderson <rth@redhat.com>
5191 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5192 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5194 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5196 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5197 (symGOT2reg): Use them, then set as GOT value as unchanging.
5198 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5199 as a temporary, if possible.
5200 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5201 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5203 2002-01-23 Kazu Hirata <kazu@hxi.com>
5205 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5206 accept to accept 0x80 as operands[2].
5208 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5210 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5212 2002-01-23 Richard Henderson <rth@redhat.com>
5214 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5216 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5218 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5219 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5222 2002-01-23 Richard Henderson <rth@redhat.com>
5224 * expr.c (move_by_pieces_1): Extend size before negation.
5226 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5227 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5228 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5229 * config/m68k/t-m68kelf: Likewise.
5231 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5233 * config/xtensa/elf.h: New file.
5234 * config/xtensa/lib1funcs.asm: New file.
5235 * config/xtensa/lib2funcs.S: New file.
5236 * config/xtensa/linux.h: New file.
5237 * config/xtensa/t-xtensa: New file.
5238 * config/xtensa/xtensa-config.h: New file.
5239 * config/xtensa/xtensa-protos.h: New file.
5240 * config/xtensa/xtensa.c: New file.
5241 * config/xtensa/xtensa.h: New file.
5242 * config/xtensa/xtensa.md: New file.
5243 * config.gcc (xtensa-*-elf*): New target.
5244 (xtensa-*-linux*): New target.
5245 * cse.c (canon_hash): Compare rtx pointers instead of register
5246 numbers. This is required for the Xtensa port.
5247 * integrate.c (copy_insn_list): Handle case where the static
5248 chain is in memory and the memory address has to be copied to
5250 * doc/invoke.texi (Option Summary): Add Xtensa options.
5251 (Xtensa Options): New node.
5252 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5254 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5256 * diagnostic.c (internal_error): Do ICE suppression only
5257 when ENABLE_CHECKING is not defined.
5259 * c-typeck.c (require_complete_type): Return error_mark_node
5260 if type is error_mark_node.
5262 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5264 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5265 -Os and issue a warning.
5267 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5269 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5270 current (lack of) need for host configuration by hand.
5272 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5273 references. Documentation of some target macros moved from
5274 hostconfig.texi to tm.texi.
5276 2002-01-23 Will Cohen <wcohen@redhat.com>
5278 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5281 2002-01-23 Kazu Hirata <kazu@hxi.com>
5283 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5286 2002-01-23 Jason Merrill <jason@redhat.com>
5288 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5290 * function.c (assign_parms): Don't put args of inline functions
5291 into registers when not optimizing.
5293 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5295 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5296 (prologue_use): New pattern.
5297 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5298 preference to gen_rtx_USE.
5299 (thumb_expand_prologue): Use gen_prologue_use in preference to
5301 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5304 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5306 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5308 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5311 * doc/extend.texi: Correct documentation of __alignof__.
5313 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5315 * params.h: Rename arguments of DEFPARAM so that it will be
5316 recognized as a translation keyword.
5318 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5320 * extend.texi: Document altivec functions.
5321 Fix N-bit adjectives in X86 builtin documentation.
5323 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5325 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5326 auto_inc_dec values.
5328 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5330 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5332 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5334 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5336 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5338 2002-01-22 Richard Henderson <rth@redhat.com>
5340 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5341 copy_insn not copy_rtx.
5343 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5345 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5346 "nonzero" as that might add "1" bits. Ensure "constop" is
5347 properly sign extened.
5348 (force_to_mode): Tweak for sign extended constop.
5350 2002-01-22 Richard Henderson <rth@redhat.com>
5352 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5353 for_each_rtx instead of assuming we're already looking at the MEM.
5354 (split_small_symbolic_mem_operand): Likewise.
5355 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5356 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5358 2002-01-22 Richard Henderson <rth@redhat.com>
5360 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5361 sequence number for the literal.
5362 (divmoddi_internal_er): Likewise.
5364 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5367 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5368 in LIBICONV variable.
5369 * configure: Regenerated.
5371 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5373 * dependence.c (build_def_use): Remove array_idx.
5375 * dwarfout.c (last_filename): Remove.
5376 (output_compile_unit_die): Remove last_filename.
5378 2002-01-22 Roger Sayle <roger@eyesopen.com>
5379 Richard Henderson <rth@redhat.com>
5382 * fold-const.c (fold): Optimize unsigned comparisons against
5383 UINT_MAX (and similar unsigned constants).
5385 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5387 * Makefile.in (loop.o): Depend on OPTABS_H.
5388 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5389 against the predicate.
5392 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5393 for the address operand.
5395 2002-01-22 Richard Henderson <rth@redhat.com>
5397 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5399 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5402 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5405 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5407 * config.gcc (x86_64-*-netbsd*): New target.
5408 * config/i386/netbsd64.h: New file.
5410 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5412 * regrename.c (kill_value): Fix typo.
5414 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5416 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5418 * config/rs6000/rs6000.h: Same.
5420 * function.c (instantiate_virtual_regs): Remove
5421 STARTING_FRAME_PHASE.
5422 (assign_stack_local_1): Same.
5423 Calculate frame phase.
5425 2002-01-22 Nick Clifton <nickc@redhat.com>
5427 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5428 variable declaration to outer scope in order to simplify
5430 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5431 arm_hard_regno_mode_ok.
5432 * config/arm/arm-protos.h: Add a prototype for
5433 arm_hard_regno_mode_ok.
5434 * config/arm/arm.c (soft_df_operand): Remove now redundant
5435 check for DImode values using IP_REGNUM.
5436 (nonimmediate_soft_df_operand): Remove now redundant check for
5437 DImode values using IP_REGNUM.
5438 (arm_hard_regno_mode_ok): New function. New check: make sure
5439 that DImode values are not stored in IP_REGNUM.
5441 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5443 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5445 2002-01-22 Jason Merrill <jason@redhat.com>
5447 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5448 consistency if this COMPOUND_STMT is scoped.
5450 2002-01-22 Kazu Hirata <kazu@hxi.com>
5452 * predict.c: Fix formatting.
5453 * print-tree.c: Likewise.
5454 * protoize.c: Likewise.
5457 * sbitmap.h: Likewise.
5459 * sched-deps.c: Likewise.
5460 * sched-vis.c: Likewise.
5461 * sdbout.c: Likewise.
5462 * sibcall.c: Likewise.
5464 * ssa-ccp.c: Likewise.
5465 * ssa-dce.c: Likewise.
5467 * stor-layout.c: Likewise.
5468 * system.h: Likewise.
5470 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5472 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5473 if fits in bounds of base type.
5475 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5476 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5477 (add_bound_info, default): If can't find a context, make a
5479 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5481 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5483 * c-typeck.c (parser_build_binary_op): If result from
5484 build_binary_op is ERROR_MARK just return error_mark_node without
5487 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5489 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5490 Split a.out-specific bits into...
5491 * config/netbsd-aout.h: ...this.
5492 * config/netbsd-elf.h: New file.
5493 * config/alpha/netbsd-elf.h: Remove.
5494 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5495 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5496 (STARTFILE_SPEC): Remove redundant definition.
5497 (ENDFILE_SPEC): Likewise.
5498 (LINK_SPEC): Likewise.
5499 (CPP_SPEC): Likewise.
5500 (ASM_SPEC): Likewise.
5501 (LIB_SPEC): Likewise.
5502 (SWITCH_TAKES_ARG): Likewise.
5503 (TARGET_MEM_FUNCTIONS): Likewise.
5504 (CPP_PREDEFINES): Redefine.
5505 (ASM_FINAL_SPEC): Remove redefinition.
5506 (ASM_COMMENT_START): Redefine.
5507 (FUNCTION_PROFILER): Define.
5508 (TARGET_VERSION): Redefine.
5509 Comment and formatting cleanup.
5510 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5511 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5512 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5513 big- or little-endian.
5514 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5515 * config.gcc (*-*-netbsd*): Add definitions common to all
5517 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5518 gnu_ld definitions. Add netbsd-elf.h to and remove
5519 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5520 tmake_file, and don't lose previous tmake_file contents.
5521 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5522 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5523 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5524 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5525 (mipsel-*-netbsd*): Rename this to...
5526 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5527 mips/little.h to tm_file for mips*el-*.
5528 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5529 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5530 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5532 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5534 * pa-protos.h (reg_before_reload_operand): New function prototype.
5535 * pa.c (reg_before_reload_operand): New function implementation.
5536 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5539 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5541 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5543 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5545 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5546 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5547 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5548 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5549 (ENDFILE_SPEC): Undefine.
5550 (STARTFILE_SPEC): Redefine for PA.
5552 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5554 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5556 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5558 * config.gcc: Add entries to supported PowerPC --with-cpu
5561 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5563 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5564 true for 64-bit mode only SSE registers in 32-bit mode.
5566 2002-01-21 Kazu Hirata <kazu@hxi.com>
5568 * unwind-dw2.c: Fix formatting.
5569 * unwind-dw2-fde.c: Likewise.
5570 * unwind-dw2-fde.h: Likewise.
5571 * unwind-pe.h: Likewise.
5572 * varasm.c: Likewise.
5573 * varray.h: Likewise.
5575 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5577 Remove workaround for register stack overwrite bug in mmix.
5578 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5579 support for TARGET_REG_STACK_FILL_BUG.
5580 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5581 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5583 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5584 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5585 -mno-reg-stack-fill-bug-workaround.
5586 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5587 machine member has_call_without_parameters.
5588 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5589 -mreg-stack-fill-bug-workaround and
5590 -mno-reg-stack-fill-bug-workaround.
5591 (MMIX Options): Ditto.
5593 2002-01-21 Kazu Hirata <kazu@hxi.com>
5595 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5597 Remove redundant code.
5599 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5601 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5602 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5603 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5604 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5605 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5606 out target macro definitions and non-target-specific comments
5607 mostly taken from old versions of the manual.
5609 2002-01-20 Kazu Hirata <kazu@hxi.com>
5611 * config/h8300/h8300.h: Fix comment formatting.
5612 * config/ia64/aix.h: Likewise.
5613 * config/ia64/ia64-protos.h: Likewise.
5614 * config/ia64/ia64.c: Likewise.
5615 * config/ia64/ia64.h: Likewise.
5616 * config/ia64/ia64intrin.h: Likewise.
5617 * config/ia64/linux.h: Likewise.
5618 * config/ia64/unwind-aix.c: Likewise.
5619 * config/ia64/unwind-ia64.c: Likewise.
5621 2002-01-20 Kazu Hirata <kazu@hxi.com>
5623 * config/h8300/h8300.c: Revise comments about shift code.
5625 2002-01-20 Kazu Hirata <kazu@hxi.com>
5627 * config/h8300/h8300.c (function_arg): Update a comment.
5629 2002-01-20 Kazu Hirata <kazu@hxi.com>
5631 * config/h8300/h8300.md: Update the comments at the beginning
5634 2002-01-20 Kazu Hirata <kazu@hxi.com>
5636 * config/i370/i370.c: Fix comment formatting.
5637 * config/i370/i370.h: Likewise.
5638 * config/i370/i370.md: Likewise.
5639 * config/i370/linux.h: Likewise.
5641 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5643 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5645 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5646 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5649 2002-01-20 Graham Stott <grahams@redhat.com>
5651 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5653 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5655 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5657 2002-01-19 Tom Rix <trix@redhat.com>
5659 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5661 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5663 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5665 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5666 STARTING_FRAME_PHASE.
5667 (STARTING_FRAME_PHASE): New.
5668 (instantiate_virtual_regs): Check saneness of
5669 STARTING_FRAME_PHASE.
5671 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
5673 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5675 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
5677 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
5679 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
5680 be used for bootstrapping GCC 3.0.
5682 2002-01-18 Kazu Hirata <kazu@hxi.com>
5684 * config/h8300/h8300.md: Fix an insn length.
5686 2002-01-18 Kazu Hirata <kazu@hxi.com>
5688 * bitmap.h: Fix comment formatting.
5689 * combine.c: Likewise.
5690 * cppfiles.c: Likewise.
5691 * c-pragma.h: Likewise.
5692 * c-typeck.c: Likewise.
5694 * dwarf2out.c: Likewise.
5695 * function.c: Likewise.
5697 * genattrtab.c: Likewise.
5698 * gthr-win32.h: Likewise.
5699 * haifa-sched.c: Likewise.
5700 * predict.c: Likewise.
5701 * rtlanal.c: Likewise.
5703 * unwind-dw2-fde.h: Likewise.
5704 * unwind-pe.h: Likewise.
5705 * vmsdbgout.c: Likewise.
5707 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5709 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
5710 if type_required and passed decl.
5712 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
5714 * config.gcc (cpu_type): Include altivec.h in powerpc
5718 * config/rs6000/altivec.h: New.
5720 2002-01-17 David Edelsohn <edelsohn@gnu.org>
5722 * doc/install.texi (*-ibm-aix*): Update assembler and exception
5723 handling information.
5724 * doc/trouble.texi (Interoperation): Add libstdc++ information
5726 (Misunderstandings): Add template instantiation and static template
5727 member information for AIX.
5729 2002-01-17 Jason Merrill <jason@redhat.com>
5731 * dbxout.c (dbxout_type): Support const and volatile.
5733 * except.c (add_partial_entry): Remove backwards compatibility code.
5734 (end_protect_partials): Likewise.
5736 2002-01-17 Jakub Jelinek <jakub@redhat.com>
5738 * config/ia64/ia64.md (prologue_use): New.
5739 * config/ia64/ia64.c (ia64_expand_prologue): Use
5740 gen_prologue_use instead of gen_rtx_USE.
5741 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
5742 as CODE_FOR_pred_rel_mutex.
5743 (ia64_sched_reorder2): Likewise.
5745 2002-01-16 Eric Christopher <echristo@redhat.com>
5747 * config/mips/r3900.h: Reformat.
5748 (SUBTARGET_CPP_SIZE_SPEC): Remove.
5749 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5750 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
5751 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
5752 * config/mips/t-elf: Remove mips3 multilib.
5754 2002-01-16 H.J. Lu <hjl@gnu.org>
5756 * config/mips/linux.h: Include "mips/abi64.h".
5758 2002-01-16 H.J. Lu <hjl@gnu.org>
5760 * config/mips/t-linux: New.
5762 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
5764 * config/mips/linux.h: Don't include "gofast.h".
5765 (INIT_SUBTARGET_OPTABS): Removed.
5767 2002-01-16 Kazu Hirata <kazu@hxi.com>
5769 * config/h8300/h8300-protos.h: Replace emit_a_shift with
5771 * config/h8300/h8300.c: Likewise.
5772 * config/h8300/h8300.md: Likewise.
5774 2002-01-16 Kazu Hirata <kazu@hxi.com>
5776 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
5777 spaces after an opcode name.
5778 (pushqi1_h8300hs): Likewise.
5779 (pushhi1_h8300hs): Likewise.
5781 2002-01-16 Kazu Hirata <kazu@hxi.com>
5783 * doc/extend.texi: Replace "option" with "attribute"
5786 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5788 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
5789 (and:DI () (const_int -8)).
5790 (split_small_symbolic_mem_operand): Split
5791 (mem (and:DI () (const_int -8)).
5793 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5796 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
5797 same way as TYPE_IMUL.
5798 (ultrasparc_sched_reorder): Likewise.
5799 * config/sparc/sparc.md (type): Add comment to update
5800 ultrasparc_sched_reorder when making changes.
5802 2002-01-16 Kazu Hirata <kazu@hxi.com>
5804 * doc/invoke.texi: Change the dump file name of block
5805 reordering pass from 28.bbro to 29.bbro.
5808 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
5810 * i386.md (minsf splitter): Fix pasto.
5812 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5814 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
5815 to frame pointer initialisation instruction.
5816 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
5817 initialisation instruction.
5818 (soft_df_operand): Do not accept the IP register.
5819 (nonimmediate_soft_df_operand): Do not accept the IP register.
5821 2002-01-16 Jakub Jelinek <jakub@redhat.com>
5824 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
5825 MASK_V8 being both set.
5827 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
5829 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
5830 insn for GOT register; add REG_MAYBE_DEAD notes instead.
5831 config/s390/s390.md (call, call_value): Add GOT register to
5832 CALL_INSN_FUNCTION_USAGE where needed.
5833 (call_exp, call_value_exp): New.
5835 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
5837 * config/arm/arm.c: General formatting tidy up.
5839 2002-01-16 Graham Stott <grahams@redhat.com>
5841 * calls.c (try_to_integrate): Use "(size_t)" intermediate
5842 cast and when casting an integer literal to "rtx" pointer.
5843 (expand_call): Likewise.
5844 * flow.c (try_pre_increment): Likewise.
5845 (find_use_as_address): Likewise.
5846 * integrate.c (expand_iline_function): Likewise.
5847 * regmove.c (try_auto_increment): Likewise.
5849 2002-01-16 Graham Stott <grahams@redhat.com>
5851 * sched-rgn.c (passed): Use sbitmap_free.
5854 (in_queue): Likewise.
5855 (in_stack): Likewise.
5857 2002-01-15 Eric Christopher <echristo@redhat.com>
5859 * flow.c (propagate_one_insn): Change to use fatal_insn.
5861 2002-01-15 Kazu Hirata <kazu@hxi.com>
5863 * expmed.c (extract_fixed_bit_field): Remove unused code.
5864 * system.h: Poison SLOW_ZERO_EXTEND.
5865 * doc/tm.texi: Remove.
5866 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
5867 * config/arm/arm.h: Likewise.
5868 * config/avr/avr.h: Likewise.
5869 * config/clipper/clipper.h: Likewise.
5870 * config/convex/convex.h: Likewise.
5871 * config/d30v/d30v.h: Likewise.
5872 * config/dsp16xx/dsp16xx.h: Likewise.
5873 * config/elxsi/elxsi.h: Likewise.
5874 * config/fr30/fr30.h: Likewise.
5875 * config/h8300/h8300.h: Likewise.
5876 * config/i370/i370.h: Likewise.
5877 * config/i386/i386.h: Likewise.
5878 * config/m68k/m68k.h: Likewise.
5879 * config/mips/mips.h: Likewise.
5880 * config/ns32k/ns32k.h: Likewise.
5881 * config/pdp11/pdp11.h: Likewise.
5882 * config/pj/pj.h: Likewise.
5883 * config/s390/s390.h: Likewise.
5884 * config/sh/sh.h: Likewise.
5885 * config/stormy16/stormy16.h: Likewise.
5886 * config/v850/v850.h: Likewise.
5887 * config/vax/vax.h: Likewise.
5888 * config/we32k/we32k.h: Likewise.
5890 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5892 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
5893 (altivec_lvsl): Change constraint to b.
5894 (altivec_lvsr): Same.
5895 (altivec_lvebx): Same.
5896 (altivec_lvehx): Same.
5897 (altivec_lvewx): Same.
5898 (altivec_lvxl): Same.
5899 (altivec_lvx): Same.
5900 (altivec_stvx): Add parallel.
5901 (altivec_stvxl): Same.
5902 (altivec_stvehx): Same.
5903 (altivec_stvebx): Same.
5904 (altivec_stvebx): Same.
5906 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
5908 * config.gcc: Change altivec.h to altivec-defs.h.
5910 * config/rs6000/altivec.h: Delete.
5912 * config/rs6000/altivec-defs.h: Add.
5914 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5916 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
5919 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
5920 less than or equal to eight bytes.
5922 * vax.md (andsi3): Remove constraints and change SET destination
5923 operand type to nonimmediate_operand.
5924 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
5925 when it is a CONST_INT.
5927 2002-01-15 Jason Merrill <jason@redhat.com>
5929 * c-common.def (FILE_STMT): New code.
5930 * c-common.c (statement_code_p): It's a statement.
5931 * c-common.h (stmt_tree_s): Add x_last_filename.
5932 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
5933 (last_expr_filename): New macro.
5934 * c-semantics.c (begin_stmt_tree): Initialize it.
5935 (add_stmt): If the filename changed, also insert a
5937 (expand_stmt): Handle seeing one.
5939 2002-01-15 Eric Christopher <echristo@redhat.com>
5941 * flow.c (propagate_one_insn): Add error message and print out
5944 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5946 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
5947 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
5948 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
5949 TRAMPOLINE_ALIGNMENT.
5950 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
5952 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
5953 PCC_BITFIELD_TYPE_MATTERS.
5954 * config/interix.h (STDC_VALUE): Remove. Use
5955 STDC_0_IN_SYSTEM_HEADERS.
5956 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
5957 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
5958 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
5960 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
5962 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
5963 not work on this platform currently.
5965 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5967 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
5968 readonly_warning in _().
5970 2002-01-15 Douglas B Rupp <rupp@gnat.com>
5972 * gcc.c (delete_if_ordinary): Backout previous change.
5974 2002-01-15 Kazu Hirata <kazu@hxi.com>
5976 * config/h8300/h8300.c (print_operand): Remove support for
5977 unused operand characters.
5979 * read-rtl.c: Fix formatting.
5981 * recog.c: Likewise.
5982 * regclass.c: Likewise.
5983 * regmove.c: Likewise.
5984 * reg-stack.c: Likewise.
5985 * reload1.c: Likewise.
5986 * rtlanal.c: Likewise.
5988 2002-01-15 Kazu Hirata <kazu@hxi.com>
5990 * config/i386/i386.c: Fix formatting.
5992 2002-01-15 Jakub Jelinek <jakub@redhat.com>
5994 * c-typeck.c (process_init_element): Don't save_expr
5995 COMPOUND_LITERAL_EXPR if just its initializer will be used.
5997 2002-01-15 David Edelsohn <edelsohn@gnu.org>
5999 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6000 emit optional traceback table if optimize_size or TARGET_ELF.
6001 * config/rs6000/rs6000.md (prefetch): New.
6003 2002-01-15 Andreas Jaeger <aj@suse.de>
6005 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6007 2002-01-15 Kazu Hirata <kazu@hxi.com>
6009 * mips-tfile.c: Fix formatting.
6011 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6013 * unroll.c (final_reg_note_copy): Fix previous commit.
6015 2002-01-14 Kazu Hirata <kazu@hxi.com>
6017 * config/h8300/h8300-protos.h: Remove the prototype for
6019 * config/h8300/h8300.c (eq_operator): Remove.
6021 2002-01-14 Richard Henderson <rth@redhat.com>
6023 * config/i386/i386.md (prefetch): Tidy.
6024 (prefetch_3dnow): Fix locality operand.
6026 2002-01-14 Richard Henderson <rth@redhat.com>
6028 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6029 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6031 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6033 * reload1.c (reload_combine): Pass reg_sum replacement through
6034 copy_rtx in loop performing multiple changes.
6036 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6038 * except.c (remove_unreachable_regions): New.
6039 (free_eh_status): Clear exception_handler_labels.
6040 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6041 (find_exception_handler_labels): Don't add the same label more than
6043 (remove_exception_handler_label): Don't die if
6044 find_exception_handler_labels hasn't been called for the current
6047 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6049 * toplev.c (rest_of_compilation): Rebuild jump labels after
6052 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6054 * doc/extend.texi: Move documentation of X86 built-in functions
6056 * doc/invoke.texi: From here.
6057 * doc/sourcebuild.texi: Document location of documentation for
6058 machine built-in functions.
6060 2002-01-13 Christopher Faylor <cgf@redhat.com>
6062 * cppfiles.c (TEST_THRESHOLD): New macro.
6063 (SHOULD_MMAP): Ditto.
6064 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6067 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6069 * unroll.c (final_reg_note_copy): Properly handle
6071 (unroll_loops): Fix LOOP_CONDITION heuristics.
6073 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6075 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6076 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6078 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6080 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6083 2002-01-14 Tom Rix <trix@redhat.com>
6085 * config/rs6000/rs6000.md: Fix typo with sradi.
6087 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6089 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6090 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6091 (clrstrdi, clrstrsi): Adapt callers.
6093 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6095 (movti splitter): Never use register 0 as base register.
6097 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6099 * combine.c (simplify_shift_const): Always generate new rtx
6100 for shift expression instead of reusing given expression.
6102 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6104 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6105 alpha_legitimize_address unless mode is Pmode.
6107 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6109 * doc/md.texi (Modifiers): Document the '*' constraint for the
6112 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6113 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6116 2002-01-13 Richard Henderson <rth@redhat.com>
6118 * reload.c (find_reloads): Use a hard reg destination as reload reg
6119 for an input reload of the source.
6121 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6123 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6126 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6128 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6129 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6131 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6133 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6135 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6137 2002-01-12 Tom Rix <trix@redhat.com>
6139 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6142 2002-01-12 Richard Henderson <rth@redhat.com>
6144 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6146 * doc/invoke.texi: Update Alpha options.
6148 * doc/invoke.texi: Update i386 built-in function lists.
6150 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6152 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6153 referencing outside.
6155 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6157 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6158 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6159 offsets, and change line folding.
6160 * optabs.c (expand_binop): Remove warnings.
6161 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6163 2002-01-12 Graham Stott <grahams@redhat.com>
6165 * attribs.c (handle_deprecated_attribute): constify WHAT.
6166 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6167 dangling else warning and constify WHAT.
6168 * except.h (struct function, struct inline_remap): Move
6169 struct tag forward defs before all prototypes.
6170 (duplicate_eh_regions): Whitespace.
6172 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6174 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6175 MODE_BASE_REG_CLASS.
6176 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6178 2002-01-12 Richard Henderson <rth@redhat.com>
6180 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6181 (ix86_expand_vector_move): New.
6182 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6183 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6184 Remove old prefetch builtins. Special case the logicals removed above.
6185 (ix86_expand_builtin): Likewise.
6186 (safe_vector_operand): Use V4SFmode, not TImode.
6187 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6188 (ix86_expand_timode_binop_builtin): New.
6189 * config/i386/i386-protos.h: Update.
6190 * config/i386/i386.h (enum ix86_builtins): Update.
6191 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6192 Use ix86_expand_vector_move in vector move expanders.
6193 (movti_internal, movti_rex64): Add xorps alternative.
6194 (sse_clrv4sf): Rename and adjust from sse_clrti.
6195 (prefetch): Don't work so hard.
6196 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6197 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6198 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6200 2002-01-11 Richard Henderson <rth@redhat.com>
6202 * config/i386/mmintrin.h: New file.
6203 * config/i386/xmmintrin.h: New file.
6204 * config.gcc (i?86-*-*): Add extra_headers.
6205 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6207 (simplify_binary_operation): Handle saturating arithmetic codes.
6208 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6209 not the lowpart subreg.
6210 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6212 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6214 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6216 * conflict.c (conflict_graph_compute): Free regsets when finished.
6217 * ssa.c (compute_coalesced_reg_partition): Likewise.
6219 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6221 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6222 every where we allocate a register.
6224 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6226 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6227 * lcm.c (compute_earliest, compute_farthest): Likewise.
6229 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6231 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6233 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6235 * doc/rtl.texi (Insns): Fix 2 typos.
6237 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6239 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6240 options. Use @table @gcctabopt for MMIX options. Add index
6241 entries for MMIX options. Start new paragraph with first
6242 heading of the machine-dependent options.
6244 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6247 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6248 * combine.c (force_to_mode): Same.
6249 * reload1.c (clear_reload_reg_in_use): Same.
6251 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6253 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6256 2002-01-11 Andreas Jaeger <aj@suse.de>,
6257 Brad Lucier <lucier@math.purdue.edu>
6259 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6262 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6264 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6265 Protect with IN_LIBGCC.
6266 (LINK_EH_SPEC): Add required trailing space.
6268 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6270 * c-tree.h: Move function declarations so that they are listed
6271 under the filename which contains them.
6272 (check_identifier, finish_decl_top_level,
6273 lookup_name_current_level_global, shadow_record_fields): Remove.
6275 2002-01-11 Andreas Jaeger <aj@suse.de>
6277 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6280 2002-01-10 Richard Henderson <rth@redhat.com>
6282 * config/alpha/alpha.c (print_operand): Add 'J'.
6283 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6284 new operand with the sequence number for the lituse. When splitting
6285 the insns, use gen_movdi_er_high_g and generate a sequence number.
6286 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6288 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6290 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6291 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6293 (altivec_expand_builtin): Same.
6294 (altivec_expand_stv_builtin): New.
6296 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6298 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6299 ("altivec_lvehx"): New.
6300 ("altivec_lvewx"): New.
6301 ("altivec_lvxl"): New.
6302 ("altivec_lvx"): New.
6303 ("altivec_stvx"): New.
6304 ("altivec_stvebx"): New.
6305 ("altivec_stvehx"): New.
6306 ("altivec_stvewx"): New.
6307 ("altivec_stvxl"): New.
6309 2002-01-10 Richard Henderson <rth@redhat.com>
6311 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6312 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6313 care not to delete instructions twice.
6315 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6317 * toplev.c: Don't declare environ (it's not used anywhere).
6318 * configure.in: Don't check for declaration of environ.
6319 * config/i386/xm-mingw32.h: Don't #define environ.
6320 * config.in, configure: Regenerate.
6322 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6324 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6325 * configure: Regenerate.
6327 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6328 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6329 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6331 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6332 LIMITS_H_TEST here, not in m68k/x-next.
6333 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6334 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6336 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6337 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6338 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6340 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6341 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6342 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6343 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6344 replacement of quadlib.asm with quadlib.c.
6346 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6347 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6348 config/rs6000/xm-beos.h: Delete file.
6350 * config.gcc: Update to match above changes.
6352 2002-01-10 Kazu Hirata <kazu@hxi.com>
6354 * config/h8300/h8300.h: Fix comment typos.
6355 * config/h8300/h8300.md: Likewise.
6356 * config/h8300/lib1funcs.asm: Likewise.
6358 2002-01-10 Dale Johannesen <dalej@apple.com>
6360 PR optimization/5269
6361 * unroll.c (precondition_loop_p): Make *increment be the correct
6362 sign when n_iterations known, to avoid confusing caller.
6364 2002-01-10 Kazu Hirata <kazu@hxi.com>
6366 * doc/extend.texi (deprecated): Fix a typo.
6368 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6370 * basic-block.h (update_br_prob_note): Declare.
6371 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6372 (try_forward_edges): Care negative frequencies and update note.
6373 (outgoing_edges_match): Tweek conditional merging heuristics.
6374 (try_crossjump_to_edge): use update_br_prob_note.
6375 * cfglayout.c (fixup_reorder_chain): Likewise.
6376 * cfrtl.c (update_br_prob_note): New.
6377 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6379 * i386.c (ix86_decompose_address): Return -1 if address contains
6381 (legitimate_address_p): Require ix86_decompose_address to return 1.
6383 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6384 (cprop_insn): Likewise.
6386 2002-01-10 Kazu Hirata <kazu@hxi.com>
6388 * toplev.c: Fix formatting.
6390 * tree-dump.c: Likewise.
6391 * unroll.c: Likewise.
6392 * unwind-dw2.c: Likewise.
6393 * unwind-dw2-fde.c: Likewise.
6394 * unwind-dw2-fde-glibc.c: Likewise.
6395 * unwind-sjlj.c: Likewise.
6397 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6399 * doc/invoke.texi: Document PDP-11 options.
6401 2002-01-10 Kazu Hirata <kazu@hxi.com>
6403 * config/h8300/h8300.h: Fix formatting.
6405 2002-01-10 Ira Ruben <ira@apple.com>
6407 Add __attribute__ ((deprecated)).
6408 * extend.texi: Document __attribute__ ((deprecated)).
6409 * invoke.texi: Document -Wno-deprecated-declarations.
6410 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6411 * testsuite/gcc.dg/deprecated.c: New C test.
6412 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6413 (c_common_attribute_table): Add "deprecated" entry.
6414 (handle_deprecated_attribute): New function.
6415 * c-decl.c (deprecated_states): New enum.
6416 deprecated_state: State of "deprecated" handling.
6417 (start_decl): Set deprecated_state based on attributes.
6418 (grokdeclarator): Test for deprecated uses, propagate attribute.
6419 * c-typeck.c (build_component_ref): Test for deprecated fields.
6420 (build_external_ref): Test for deprecated primaries.
6421 * diagnostic.c (warn_deprecated_use) New function to issue
6422 warnings about __attribute__ ((depricated)) references.
6423 * flags.h (warn_deprecated_decl): Extern declared for
6424 -W[no-]deprecated-declarations option.
6425 * print-tree.c (print_node): Show deprecated flag status.
6426 * toplev.c (warn_deprecated_decl): Defined.
6427 (W_options): Added "deprecated-declaration".
6428 * toplev.h (warn_deprecated_use): Extern declared.
6429 * tree.h (struct tree_common): Define deprecated_flag.
6430 (TREE_DEPRECATED): New macro to access flag.
6431 * cp/call.c (build_call): Test for deprecated calls.
6432 * cp/class.c (add_implicitly_declared_members): Set global
6433 flag to tell grokdeclarator to not issue deprecated warnings.
6434 * cp/cp-tree.h: Add extern for adding_implicit_members.
6435 * cp/decl.c (deprecated_states): New enum.
6436 (start_decl): Set deprecated_state based on attributes.
6437 (grokdeclarator): Test for deprecated uses, propagate attribute.
6438 * cp/lex.c (do_identifier): Test for deprecated primaries.
6439 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6441 2002-01-10 Ira Ruben <ira@apple.com>
6443 Fix to assign attributes to inline member functions.
6444 * cp/decl.c (start_method): Handle attrlist.
6446 2002-01-10 Kazu Hirata <kazu@hxi.com>
6448 * combine.c (expand_field_assignment): Use subreg_lsb().
6450 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6452 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6453 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6454 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6455 Recurse for any operand of AND as long as constant is non-zero.
6457 2002-01-10 Kazu Hirata <kazu@hxi.com>
6459 * config/h8300/h8300.md: Remove constraints from expanders.
6461 2002-01-10 Kazu Hirata <kazu@hxi.com>
6463 * varasm.c: Fix formatting.
6464 * varray.c: Likewise.
6465 * vmsdbgout.c: Likewise.
6466 * xcoffout.c: Likewise.
6468 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6470 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6471 update edge probabilities to match.
6473 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6475 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6477 * doc/languages.texi, doc/sourcebuild.texi: New files.
6478 * doc/configfiles.texi: Make a subsubsection. Update.
6479 * doc/configterms.texi: Add @node. Remove warning that this isn't
6480 instructions for building GCC.
6481 * doc/makefile.texi: Make a subsection.
6482 * doc/gccint.texi: Update.
6484 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6486 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6488 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6490 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6492 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6494 * optabs.c (expand_fix): Look for wider integer modes first.
6496 * i386.md (mov?f): Avoid the fake const double trick for medium
6498 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6499 (fop_df_4): Disable for SSE compilation.
6501 2002-01-10 Graham Stott <grahams@redhat.com>
6503 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6504 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6506 2002-01-10 Richard Henderson <rth@redhat.com>
6508 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6510 2002-01-10 Richard Henderson <rth@redhat.com>
6512 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6513 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6515 2002-01-10 Kazu Hirata <kazu@hxi.com>
6517 * combine.c (can_combine_p): Fix a comment typo.
6519 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6521 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6522 empty list correctly. Change loop index $t to $f for
6523 consistency with rest of Makefile.
6525 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6527 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6528 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6530 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6531 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6532 (altivec_init_builtins): Same.
6533 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6534 (altivec_expand_binop_builtin): Same.
6535 (altivec_expand_ternop_builtin): Same.
6538 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6539 ("altivec_vctuxs"): Fix typo.
6540 ("altivec_vnmsubfp"): Same.
6541 ("altivec_dssall"): New.
6542 ("altivec_mfvscr"): New.
6543 ("altivec_dss"): New.
6544 ("altivec_lvsl"): New.
6545 ("altivec_lvsr"): New.
6546 ("altivec_dstt"): New.
6547 ("altivec_dstst"): New.
6548 ("altivec_dststt"): New.
6549 ("altivec_dst"): New.
6551 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6552 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6554 2002-01-09 Richard Henderson <rth@redhat.com>
6556 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6558 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6560 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6562 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6564 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6566 2002-01-09 Kazu Hirata <kazu@hxi.com>
6568 * read-rtl.c: Fix formatting.
6570 * regclass.c: Likewise.
6571 * regrename.c: Likewise.
6572 * reg-stack.c: Likewise.
6573 * reload1.c: Likewise.
6574 * reload.c: Likewise.
6577 2002-01-09 Kazu Hirata <kazu@hxi.com>
6579 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6580 to extract items in the expr_list chain.
6582 2002-01-09 Richard Henderson <rth@redhat.com>
6584 * config/vax/vax.c (vax_rtx_cost): Never abort.
6586 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6588 2002-01-09 Jan Hubicka <jh@suse.cz>
6590 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6592 2002-01-09 Richard Henderson <rth@redhat.com>
6594 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6595 Unify code from various alternatives.
6597 2002-01-09 Richard Henderson <rth@redhat.com>
6599 * regrename.c (copy_value): Ignore the copy if the source register
6600 is present in the value chain with a narrower mode.
6602 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6604 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6605 for the c4x target. Also improve layout.
6607 2002-01-09 Richard Henderson <rth@redhat.com>
6609 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6610 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6611 to match insn patterns.
6613 2002-01-09 Richard Henderson <rth@redhat.com>
6615 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6616 (copyprop_hardreg_forward_1): Likewise.
6618 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6620 * pa.md (decrement_and_branch_until_zero): Change predicate for
6621 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6623 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6625 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6626 gets undefined. For Darwin.
6628 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6630 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6632 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6634 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6636 2002-01-08 Richard Henderson <rth@redhat.com>
6638 * regrename.c (copy_value): Ignore overlapping copies.
6640 2002-01-08 Richard Henderson <rth@redhat.com>
6642 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6643 as needed to avoid shared structure.
6645 2002-01-08 Kazu Hirata <kazu@hxi.com>
6647 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6650 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6652 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6653 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6654 documentation of obsolete macros.
6655 * system.h: Poison these macros.
6656 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6657 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6658 config/c4x/c4x.h, config/clipper/clipper.h,
6659 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6660 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6661 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6662 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6663 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6664 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6665 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6666 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6667 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6668 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6669 config/sparc/sparc.h, config/stormy16/stormy16.h,
6670 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
6671 definitions and commented out definitions of obsolete macros.
6672 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
6673 of MAX_INT_TYPE_SIZE.
6675 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6677 * config/s390/s390.c (s390_preferred_reload_class): Never
6678 return ADDR_REGS if it isn't a subset of the given class.
6679 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
6680 FP_REGS, but all superclasses as well.
6682 * config/s390/s390.c (s390_function_profiler): Fix thinko.
6684 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
6685 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
6686 must not be a const_int.
6688 2002-01-08 Richard Henderson <rth@redhat.com>
6690 * Makefile.in (toplev.o): Depend on options.h.
6691 (gcc.o): Depend on specs.h.
6693 2002-01-08 Jakub Jelinek <jakub@redhat.com>
6695 * expr.c (store_expr): Convert VOIDmode constants back to target's
6698 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6700 * doc/invoke.texi: Markup gcc as @command. Refer to
6701 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
6702 of http://gcc.gnu.org/thanks.html.
6704 2002-01-08 Dale Johannesen <dalej@apple.com>
6706 * config/rs6000/rs6000.md: Add missing int register
6707 target case to movdf_low.
6709 2002-01-08 Zack Weinberg <zack@codesourcery.com>
6711 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
6712 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
6713 (cppinit.o): Depend on except.h.
6714 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
6715 s-specs): New rules.
6717 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
6718 Don't create specs.h/options.h/gencheck.h here. Remove
6719 unnecessary variable settings from last argument of AC_OUTPUT.
6720 * config.in, configure: Regenerate.
6721 * intl.c: Hardcode package name as "gcc".
6723 * cppinit.c: Include except.h.
6724 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
6726 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
6727 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
6728 (!)USING_SJLJ_EXCEPTIONS.
6729 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
6731 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6733 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
6734 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
6735 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
6736 documentation of obsolete macros.
6737 * system.h: Poison these macros.
6738 * config/d30v/d30v.h, config/ns32k/encore.h,
6739 config/stormy16/stormy16.h: Remove definitions and commented out
6740 definitions of obsolete macros.
6742 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
6744 * objc/objc-act.c (handle_class_ref): Mark the declaration of
6745 %sobjc_class_ref_%s as used - to prevent unwanted compiler
6748 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
6750 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
6751 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
6752 to insn adjusting stack/frame pointer.
6753 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
6754 accept operands that cause the insn to be non-splittable.
6756 2002-01-08 Graham Stott <grahams@redhat.com>
6758 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
6759 (C_TYPE_FIELDS_VOLATILE): Likewise.
6760 (C_TYPE_BEING_DEFINED): Likewise.
6761 (C_IS_RESERVED_WORD): Likewise.
6762 (C_TYPE_VARIABLE_SIZE): Likewise.
6763 (C_DECL_VARIABLE_SIZE): Likewise.
6764 (C_MISSING_PROTOTYPE_WARNED): Likewise.
6765 (C_SET_EXP_ORIGINAL_CODE): Likewise.
6766 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
6768 (C_DECL_ANTICIPATED): Likewise.
6769 (c_build_type_variant): Add parenthesis.
6771 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6773 * gcc.c (option_map): Remove --version.
6774 (process_command): Handle -fversion following the GNU Coding
6775 Standards. Partially addresses PR other/704.
6777 2002-01-08 Graham Stott <grahams@redhat.com>
6779 * combine.c (combine_instructions): Fix typo.
6781 2002-01-08 Graham Stott <grahams@redhat.com>
6783 * debug.h: Use "tree" and "rtx" throughout.
6785 * debug.c: Likewise.
6787 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
6789 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
6790 constant pool, use the pool's version of the symbol instead.
6792 2002-01-07 Richard Henderson <rth@redhat.com>
6794 * regrename.c (find_oldest_value_reg): Ignore the value chain if
6795 the original register was copied in a mode with a fewer number of
6796 hard registers than the desired mode.
6797 (copyprop_hardreg_forward_1): Likewise.
6798 (debug_value_data): Fix loop test.
6799 * toplev.c (parse_options_and_default_flags): Reenable
6800 -fcprop-registers at -O1.
6802 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6804 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
6805 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
6807 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
6810 * config/rs6000/rs6000.md: Add altivec predicate patterns.
6812 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6814 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
6815 (pa_output_function_prologue): Output local label at the beginning of
6816 the prologue when profiling.
6817 (hppa_profile_hook): Use the local label rather than the function label.
6818 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
6820 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6822 * config/rs6000/rs6000.c (print_operand): Remove extra space.
6823 (altivec_expand_unop_builtin): Fix thinko.
6824 (altivec_expand_binop_builtin): Same.
6825 (altivec_expand_ternop_builtin): Same.
6826 (altivec_expand_builtin): Same.
6828 2002-01-07 Richard Henderson <rth@redhat.com>
6830 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
6832 2002-01-07 Jason Merrill <jason@redhat.com>
6834 * unwind-dw2.c (execute_cfa_program): Use < again.
6836 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6838 * predict.c (combine_predictions_for_insn): Avoid division by zero.
6840 2002-01-07 Jakub Jelinek <jakub@redhat.com>
6842 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
6843 Don't allow -1 - x -> ~x simplifications in the first pass.
6845 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
6847 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
6849 (altivec_expand_binop_builtin): Same.
6850 (altivec_expand_unop_builtin): Same.
6851 (print_operand): Fix typo.
6852 (bdesc_1arg): Add vupk* variants.
6854 * rs6000.h (rs6000_builtins): Add vupk* enums.
6856 * rs6000.md: Add altivec_vupk* variants.
6858 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6860 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
6861 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
6862 and last update dates.
6864 2002-01-07 Janis Johnson <janis187@us.ibm.com>
6866 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
6868 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
6870 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
6871 * config/avr/avr.h (CPP_SPEC): Likewise.
6872 (LINK_SPEC): Likewise.
6873 (CRT_BINUTILS_SPECS): Likewise.
6874 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6875 * doc/invoke.texi (AVR Options): Document them.
6877 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
6879 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
6882 2002-01-07 Graham Stott <grahams@redhat.com>
6884 * config/i386/i386.h: Update copyright date.
6885 (HALF_PIC_PTR): Add parenthesis.
6886 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
6887 (CONSTANT_ALIGNMENT): Add parenthesis.
6888 (DATA_ALIGNMENT): Likewise.
6889 (LOCAL_ALIGNMENT): Likewise.
6890 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
6891 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
6892 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
6893 (HARD_REGNO_NREGS): Add paranethesis.
6894 (VALID_SSE_REG_MODE): Whitespace.
6895 (VALID_MMX_REG_MODE): Whitespace.
6896 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
6897 (ix86_hard_regno_mode_ok): Add parenthesis.
6898 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
6899 (RETURN_IN_MEMORY): Whitespace.
6900 (N_REG_CLASSES): Add parenthesis.
6901 (INTEGER_CLASS_P): Add parenthesis and wrap.
6902 (FLOAT_CLASS_P): Likewise.
6903 (SSE_CLASS_P): Likewise.
6904 (MMX_CLASS_P): Likewise.
6905 (MAYBE_INTEGER_CLASS_P): Likewise.
6906 (MAYBE_FLOAT_CLASS_P): Likewise.
6907 (MAYBE_SSE_CLASS_P): Likewise.
6908 (MAYBE_MMX_CLASS_P): Likewise.
6909 (Q_CLASS_P): Likewise.
6910 (GENERAL_REGNO_P): Uppercase macro parameter.
6911 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
6912 (FP_REGNO_P): Likewise.
6913 (ANY_FP_REGNO_P): Uppercase macro parameter.
6914 (SSE_REGNO_P): Likewise.
6915 (SSE_REGNO): Likewise.
6916 (SSE_REG_P): Likewise.
6917 (SSE_FLOAT_MODE_P): Likewise.
6918 (MMX_REGNO_P): Likewise.
6919 (MMX_REG_P):Likewise.
6920 (STACK_REG_P): Likewise.
6921 (NON_STACK_REG_P): Likewise.
6922 (STACK_TOP_P): Likewise.
6923 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
6924 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
6925 (SECONDARY_MEMORY_NEEDED): Likewise.
6926 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
6927 (MD_ASM_CLOBBERS): Whitespace and wrap.
6928 (MUST_PASS_IN_STACK): Whitespace and wrap.
6929 (RETURN_POPS_ARGS): Add parenthesis.
6930 (INIT_CUMULATIVE_ARGS): Likewise.
6931 (FUNCTION_ARG): Likewise.
6932 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
6933 (SETUP_INCOMING_VARARGS): Likewise.
6934 (BUILD_VA_LIST_TYPE): Add parenthesis.
6935 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
6937 (EXPAND_BUILTIN_VA_ARG): Likewise.
6938 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
6939 (INITIALIZE_TRAMPOLINE): Add parenthesis.
6940 (INITIAL_ELIMINATION_OFFSET): Likewise.
6941 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
6942 (REGNO_OK_FOR_BASE_P): Likewise.
6943 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
6944 (REGNO_OK_FOR_DIREG_P): Likewise.
6945 (REG_OK_FOR_INDEX_P): Whitespace.
6946 (REG_OK_FOR_BASE_P): Whitespace.
6947 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
6949 (FIND_BASE_TERM): Fix typo.
6950 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
6951 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
6952 (SYMBOLIC_CONST; Whitespace.
6953 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
6954 (ENCODE_SECTION_INFO): Whitespace.
6955 (FINALIZE_PIC): Remove do { ... } while (0).
6956 (PROMOTE_MODE): Wrap in do { ... } while (0).
6957 (CONST_COSTS): Whitespace.
6958 (RTX_COSTS): Add paramethesis, whitespace and wrap.
6959 (REGISTER_MOVE_COST): Add parenthesis.
6960 (MEMORY_MOVE_COST): Likewise.
6961 (EXTRA_CC_MODES): Whitespace.
6962 (SELECT_CC_MODE): Add parenthesis and whitespace.
6963 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
6964 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
6965 (ASM_OUTPUT_LABEL): Add paramethesis.
6966 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
6967 (ASM_OUTPUT_REG_POP): Likewise.
6968 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
6969 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6971 * config/i386/i386.c: Update copyright.
6972 (CHECK_STACK_LIMIT): Add parenthesis.
6973 (AT_BP): Uppercase macro parameter.
6974 (x86_64_int_parameter_registers): Constify.
6975 (x86_64_int_return_registers): Likewise.
6976 (ix86_compare_op0): Use rtx.
6977 (construct_container): Constify INTREG parameter.
6978 (function_arg): Use rtx.
6980 * diagnostic.h: Update copyright date.
6981 (output_buffer_state): Add parenthesis.
6982 (output_buffer_format_args): Likewise.
6984 * combine.c (combine_instructions): Replace XEXP (links, 0)
6987 2002-01-06 H.J. Lu <hjl@gnu.org>
6989 * cfgcleanup.c (thread_jump): Fix 2 typos.
6991 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
6993 * config.gcc: Add support for --enable-altivec.
6995 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
6997 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
6999 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7001 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7002 __objc_class_name_*.
7004 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7006 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7008 2002-01-06 Richard Henderson <rth@redhat.com>
7010 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7011 nop them out. Increment label reference count for REG_LABEL.
7012 (fill_slots_from_thread): Frob label reference count around
7013 delete_related_insns.
7015 2002-01-05 Richard Henderson <rth@redhat.com>
7017 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7020 2002-01-05 Richard Henderson <rth@redhat.com>
7022 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7023 * integrate.c (output_inline_function): Likewise.
7024 * toplev.c (rest_of_compilation): Do it here instead. Move call
7025 to remove_unnecessary_notes after emitting abstract instance.
7026 Force an emitted nested function to have its parent emited as well.
7027 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7029 (rtl_for_decl_location): Do not look at reload data structures
7030 before reload has run.
7032 2002-01-05 Kazu Hirata <kazu@hxi.com>
7034 * cse.c: Fix formatting.
7035 * dwarf2asm.c: Likewise.
7036 * dwarf2out.c: Likewise.
7037 * explow.c: Likewise.
7038 * expmed.c: Likewise.
7039 * function.c: Likewise.
7041 * gencheck.c: Likewise.
7042 * genrecog.c: Likewise.
7043 * ggc-common.c: Likewise.
7044 * ggc-page.c: Likewise.
7045 * global.c: Likewise.
7047 2002-01-05 Kazu Hirata <kazu@hxi.com>
7049 * combine.c: Fix formatting.
7051 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7054 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7056 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7058 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7059 as 1 for __powerpc64__ as well.
7061 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7063 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7066 2002-01-05 Daniel Berlin <dan@dberlin.org>
7068 * lcm.c: Revert change, due to performance regression it causes on
7069 SPEC because it's slightly more conservative (sigh, I hate
7072 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7074 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7076 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7078 * doc/cppinternals.texi: Update.
7080 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7082 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7083 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7085 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7086 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7087 kludge for pre-october-14th mmix versions to handle new-found bug
7088 with PUSHJ/PUSHGO and the register stack.
7089 * config/mmix/mmix.h (struct machine_function): Rename member
7090 has_call_value_without_parameters to has_call_without_parameters.
7091 All referers changed.
7092 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7093 TARGET_MASK_BRANCH_PREDICT): New macros.
7094 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7095 -mno-reg-stack-fill-bug-workaround.
7096 * config/mmix/mmix.md ("call"): Set struct machine member
7097 has_call_without_parameters.
7099 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7101 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7103 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7105 * cfgcleanup.c: Include tm_p.h
7106 (mark_effect): Fix handling of hard register; fix handling of SET
7108 2002-01-04 Kazu Hirata <kazu@hxi.com>
7110 * config/h8300/h8300.md (anonymous patterns): Check that
7111 operands are registers before using REGNO on them.
7113 2002-01-03 Roland McGrath <roland@frob.com>
7115 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7117 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7119 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7120 * c-common.h (genrtl_expr_stmt_value): Likewise.
7121 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7122 (expand_expr_stmt_value): Add maybe_last argument.
7123 Don't warn about statement with no effect if it is the last statement
7124 in expression statement.
7125 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7126 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7127 expand_expr_stmt_value.
7128 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7129 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7130 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7131 as maybe_last to expand_expr_stmt_value.
7133 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7135 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7136 be passed in, do not build it.
7137 (c_begin_if_stmt): New function.
7138 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7139 * c-common.h (c_expand_start_cond): Update prototype.
7140 (c_begin_if_stmt): Prototype new function.
7141 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7142 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7143 c_begin_while_stmt and c_finish_while_stmt_cond.
7145 2002-01-04 William Cohen <wcohen@redhat.com>
7147 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7148 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7149 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7150 * config/pa/som.h (ASM_FILE_START): Likewise.
7152 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7154 * lcm.c: Include df.h.
7155 Add available_transfer_function prototype.
7156 (compute_available): Rework to use iterative dataflow framework.
7157 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7158 with bb_info in df.h
7159 (available_transfer_function): New function.
7161 * Makefile.in (lcm.o): add df.h to dependencies.
7163 2002-01-04 Richard Henderson <rth@redhat.com>
7165 * config/alpha/alpha.c (some_operand): Accept HIGH.
7166 (input_operand): Likewise; accept simple references to globals.
7167 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7168 (alpha_const_double_ok_for_letter_p): Likewise.
7169 (alpha_extra_constraint): Likewise.
7170 (alpha_preferred_reload_class): Likewise. Do not force
7171 symbolic constants to memory.
7172 (alpha_legitimate_address_p): Accept simple references
7173 to small_symbolic_operand.
7174 (alpha_legitimize_address): New arg scratch. Be prepared to be
7175 called when no_new_pseudos. Emit simple symbolic references.
7176 Split integers into low, high, and rest.
7177 (alpha_expand_mov): Use alpha_legitimize_address.
7178 (some_small_symbolic_mem_operand): New.
7179 (split_small_symbolic_mem_operand): New.
7180 * config/alpha/alpha-protos.h: Update.
7181 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7182 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7183 (EXTRA_CONSTRAINT): Likewise.
7184 (PREFERRED_RELOAD_CLASS): Likewise.
7185 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7186 (PREDICATE_CODES): Update.
7187 * config/alpha/alpha.md: New post-reload splitters to convert
7188 simplfied symbolic operands to the form that references $29.
7189 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7190 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7192 2002-01-03 Richard Henderson <rth@redhat.com>
7194 * local-alloc.c (function_invariant_p): Update commentary.
7196 2002-01-04 H.J. Lu <hjl@gnu.org>
7198 * toplev.c (rest_of_compilation): Fix a typo when calling
7201 2002-01-03 Kazu Hirata <kazu@hxi.com>
7203 * c-common.c: Fix formatting.
7204 * diagnostic.c: Likewise.
7205 * doloop.c: Likewise.
7206 * dwarf2out.c: Likewise.
7208 2002-01-03 Kazu Hirata <kazu@hxi.com>
7210 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7211 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7213 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7215 * cpperror.c: Update comments and copyright.
7216 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7217 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7219 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7221 * collect2.c (main): Use strcmp when testing for "-shared".
7223 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7225 * cppmacro.c: Don't include intl.h. Update comments.
7226 (new_number_token): Allocate enough buffer for 64-bit unsigned
7227 integers; update prototype.
7228 * cppmain.c: Update comments.
7230 2002-01-03 William Cohen <wcohen@redhat.com>
7232 * function.h (struct function): Add profile.
7233 (current_function_profile): New.
7234 doc/extend.texi: Update documentation.
7235 * final.c (final_start_function): Use current_function_profile
7236 instead of profile_flag.
7237 (profile_after_prologue): Likewise.
7238 * function.c (expand_function_start): Likewise.
7239 (expand_function_start): Likewise.
7240 * config/alpha/alpha.c (direct_call_operand):
7241 (alpha_does_function_need_gp): Likewise.
7242 (alpha_expand_prologue): Likewise.
7243 * config/arm/arm.c (arm_expand_prologue): Likewise.
7244 thumb_expand_prologue: Likewise.
7245 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7246 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7247 (fr30_expand_prologue): Likewise.
7248 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7249 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7250 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7251 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7252 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7253 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7254 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7255 (m32r_expand_prologue): Likewise.
7256 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7257 (m88k_expand_prologue): Likewise.
7258 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7259 * config/mips/mips.c (compute_frame_size): Likewise.
7260 (mips_expand_prologue): Likewise.
7261 (mips_can_use_return_insn): Likewise.
7262 * config/pa/elf.h (ASM_FILE_START): Likewise.
7263 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7264 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7265 * config/pa/som.h (ASM_FILE_START): Likewise.
7266 * config/romp/romp.c (romp_using_r14): Likewise.
7267 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7268 (rs6000_stack_info): Likewise.
7269 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7270 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7271 * config/v850/v850.c (compute_register_save_size): Likewise.
7273 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7275 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7276 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7278 2002-01-03 Turly O'Connor <turly@apple.com>
7280 * darwin.c (machopic_output_possible_stub_label): Don't generate
7281 stub routines for pseudo-stubs which we've just defined.
7283 2002-01-03 Kazu Hirata <kazu@hxi.com>
7285 * builtins.c: Fix formatting.
7286 * c-typeck.c: Likewise.
7287 * combine.c: Likewise.
7291 2002-01-03 Andreas Schwab <schwab@suse.de>
7293 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7294 and return true if _cpp_push_next_buffer pushed a new include
7296 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7297 _cpp_pop_file_buffer did not push a new file.
7298 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7300 2002-01-02 Eric Christopher <echristo@redhat.com>
7302 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7303 FIND_REG_INC_NOTE call. Update copyright.
7304 * loop.c (canonicalize_condition): Ditto.
7305 * reorg.c (delete_scheduled_jump): Ditto.
7307 2002-01-03 Kazu Hirata <kazu@hxi.com>
7309 * gcse.c: Fix formatting.
7311 2002-01-03 Graham Stott <grahams@redhat.com>
7313 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7314 forward defs for struct tags rtx_def, union_tree, rtvec_def
7315 also output corresponding typedefs for rtx, tree, and rtvec.
7317 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7318 rtvec_def along with corresponding typedefs for rtx, tree, and
7319 rtvec to config.h, hconfig.h, tconfig.h.
7321 2002-01-03 Graham Stott <grahams@redhat.com>
7323 * tree.h: Update copyright date.
7324 (IS_EXPR_CODE_CLASS): Add parenthesis.
7325 (TREE_SET_CODE): Add whitespace.
7326 (TREE_CHECK): Add parenthesis.
7327 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7328 (CST_OR_CONSTRUCTOR_CHECK):
7329 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7330 (TREE_SYMBOL_REFERENCED): Whitespace.
7331 (INT_CST_LT): Likewise.
7332 (INT_CST_LT_UNSIGNED): Likewise.
7333 (tree_real_cst): Unwrap comment.
7334 (tree_string): Likewise.
7335 (tree_complex): Likewise.
7336 (IDENTIFIER_POINTER): correct cast.
7337 (SAVE_EXPR_CONTEXT): Whitespace.
7338 (EXPR_WFL_FILENAME_NODE): Likewise.
7339 (EXPR_WFL_FILENAME): Remove parenthesis.
7340 (DECL_ORIGIN): Add parenthesis.
7341 (DECL_FROM_INLINE): Use NULL_TREE.
7342 (build_int_2): Whitespace.
7343 (build_type_variant): Add parenthesis.
7345 * gcc/jcf-parse.c: Update copyright date.
7346 (yyparse): Constify resource_filename.
7348 2002-01-03 Graham Stott <grahams@redhat.com>
7350 * rtl.h: Update copyright date.
7351 (RTL_CHECK1): Wrap long line.
7352 (RTL_CHECK2): Likewise.
7353 (RTL_CHECKC1): Wrap long line and whitespace.
7354 (RTL_CHECKC2): Likewise.
7355 (XWINT): Whitespace.
7361 (XBITMAP): Likewise.
7372 (X0BITMAP): Likewise.
7374 (X0BBDEF): Likewise.
7375 (X0ADVFLAGS): Likewise.
7376 (X0CSELIB): Likewise.
7377 (X0MEMATTR): Likewise.
7385 (XCBITMAP): Likewise.
7387 (XCBBDEF): Likewise.
7388 (XCADVFLAGS): Likewise.
7389 (XCCSELIB): Likewise.
7391 (INSN_UID): Likewise.
7392 (PREV_INSN): Likewise.
7393 (PATTERN): Likewise.
7394 (INSN_CODE): Likewise.
7395 (PUT_REG_NOTE_KIND): Likewise.
7396 (CODE_LABEL_NUMBER): Likewise.
7397 (NOTE_SOURCE_FILE): Likewise.
7398 (NOTE_BLOCK): Likewise.
7399 (NOTE_EH_HANDLER): Likewise.
7400 (NOTE_RANGE_INFO): Likewise.
7401 (NOTE_LIVE_INFO): Likewise.
7402 (NOTE_BASIC_BLOCK): Likewise.
7403 (NOTE_EXPECTED_VALUE): Likewise.
7404 (NOTE_LINE_NUMBER): Likewise.
7405 (LABEL_NAME): Likewise.
7406 (LABEL_NUSES): Likewise.
7407 (LABEL_ALTERNATE_NAME): Likewise.
7408 (ADDRESSOF_DECL): Likewise.
7409 (JUMP_LABEL): Likewise.
7410 (LABEL_NEXTREF): Likewise.
7412 (ORIGINAL_REGNO: Likewise.
7413 (HARD_REGISTER_NUM_P): Add parenthesis.
7414 (SUBREG_REG): Whitespace.
7415 (SUBREG_BYTE): Likewise.
7416 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7417 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7418 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7419 (ASM_OPERANDS_INPUT_VEC): Likewise.
7420 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7421 (ASM_OPERANDS_INPUT): Likewise.
7422 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7423 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7424 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7425 (ASM_OPERANDS_INPUT_MODE): Likewise.
7426 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7427 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7428 (MEM_SET_IN_STRUCT_P): Minor reformat.
7429 (TRAP_CONDITION): Whitespace.
7430 (TRAP_CODE): Likewise.
7431 (COND_EXEC_TEST): Likewise.
7432 (COND_EXEC_CODE): Likewise.
7433 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7434 (PHI_NODE_P): Add parenthesis.
7435 (plus_constant): Whitespace and add parenthesis.
7437 2002-01-03 Kazu Hirata <kazu@hxi.com>
7439 * config/avr/avr.c: Fix comment typos.
7440 * config/c4x/c4x.md: Likewise.
7441 * config/dsp16xx/dsp16xx.h: Likewise.
7442 * config/dsp16xx/dsp16xx.md: Likewise.
7443 * config/i386/i386.md: Likewise.
7444 * config/ia64/ia64.c: Likewise.
7445 * config/m32r/m32r.h: Likewise.
7446 * config/m68hc11/m68hc11.md: Likewise.
7447 * config/mmix/mmix.c: Likewise.
7448 * config/mn10200/mn10200.c: Likewise.
7449 * config/romp/romp.c: Likewise.
7450 * config/sh/sh.c: Likewise.
7451 * config/stormy16/stormy16.c: Likewise.
7452 * config/stormy16/stormy16.h: Likewise.
7453 * config/stormy16/stormy16.md: Likewise.
7455 2002-01-03 Graham Stott <grahams@redhat.com>
7457 * loop.h: Update copyright date.
7458 (LOOP_MOVABLES): Fix typo.
7459 (LOOP_REGS): Likewise.
7460 (LOOP_IVS): Likewise.
7462 2002-01-03 Graham Stott <grahams@redhat.com>
7464 * cppinit.c: Update copyright date.
7465 Don't include output.h
7466 * Makefile.in: Update copyright date.
7469 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7472 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7473 (-pthread) Add to RS/6000 options.
7475 2002-01-02 Kazu Hirata <kazu@hxi.com>
7477 * except.c: Fix comment typos.
7479 * varasm.c: Likewise.
7480 * doc/tm.texi: Fix a typo.
7482 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7484 * c-typeck.c (output_init_element): Allow initializing static storage
7485 duration objects with compound literals.
7487 2002-01-02 Richard Henderson <rth@redhat.com>
7489 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7492 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7494 * gcc.c (default_compilers): Const-ify.
7495 * mips-tdump.c (stab_names): Likewise.
7496 * mips-tfile.c (map_coff_types, map_coff_storage,
7497 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7498 pseudo_ops_t, pseudo_ops): Likewise.
7499 * protoize.c (default_include): Likewise
7501 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7502 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7503 Add array size in declaration.
7504 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7505 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7506 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7507 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7508 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7509 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7510 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7511 emtens, make_nan): Const-ify.
7512 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7513 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7515 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7517 * config.gcc (ia64-*-*): Set extra_headers.
7518 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7519 * config/alpha/t-osf: Remove.
7520 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7522 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7524 * config/rs6000/t-aix43: Revert previous change.
7526 2002-01-02 Jason Merrill <jason@redhat.com>
7528 * c-decl.c (c_expand_body): Call outlining_inline_function when
7529 emitting an inline function out of line.
7531 2002-01-02 Richard Henderson <rth@redhat.com>
7533 * dwarf2out.c (limbo_die_node): Add created_for member.
7534 (new_die): New argument created_for. Update all callers.
7535 (mark_limbo_die_list): New.
7536 (dwarf2out_init): Register limbo_die_list as a root.
7537 (dwarf2out_finish): Force insert limbo dies into their function
7540 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7543 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7545 2002-01-02 Kazu Hirata <kazu@hxi.com>
7547 * config/h8300/fixunssfsi.c: Update copyright.
7550 * config/h8300/h8300.c: Update copyright.
7553 2002-01-02 Kazu Hirata <kazu@hxi.com>
7555 * config/romp/romp.c: Fix comment formatting.
7556 * config/romp/romp.h: Likewise.
7557 * config/romp/romp.md: Likewise.
7558 * config/s390/s390.c: Likewise.
7559 * config/stormy16/stormy16.c: Likewise.
7560 * config/stormy16/stormy16.h: Likewise.
7562 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7564 * c-common.h (genrtl_expr_stmt_value): Declare.
7565 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7566 (genrtl_goto_stmt_value): ... this new function. Pass new
7567 argument down to expand_expr_stmt_value, taking
7568 TREE_ADDRESSABLE into account.
7569 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7570 STMT_EXPR as addressable, i.e., one whose result we want.
7571 * expr.c (expand_expr): Don't save expression statement value
7572 of labeled_blocks or loop_exprs.
7573 * stmt.c (expand_expr_stmt): Redirect to...
7574 (expand_expr_stmt_value): ... this new function. Use new
7575 argument to tell whether to save expression value.
7576 (expand_end_stmt_expr): Reset last_expr_type and
7577 last_expr_value if we don't have either.
7578 * tree-inline.c (declare_return_variable): Mark its use
7579 statement as addressable.
7580 * tree.h: Document new use of TREE_ADDRESSABLE.
7581 (expand_expr_stmt_value): Declare.
7583 2002-01-01 Tom Rix <trix@redhat.com>
7585 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7586 rs6000_emit_allocate_stack.
7588 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7590 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7591 ${srcdir}/ginclude/ to every entry in extra_headers.
7592 * configure: Regenerate.
7593 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7594 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7595 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7596 * ginclude/proto.h: Rename to config/convex/proto.h.
7598 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7600 * attribs.c (handle_vector_size_attribute): Use host_integerp
7601 and tree_int_cst; remove warnings.
7602 * caller-save.c (insert_restore): Add cast to get rid of warning.
7603 (insert_save): Likewise.
7604 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7605 * regmove.c (find_matches): Add temporary var to kill a warning.
7607 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7609 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7610 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7611 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7612 (vms-dwarf2eh.o): Add Makefile rule.
7613 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7614 * config/alpha/vms-dwarf2eh.asm: New file.
7616 * gcc.c (delete_if_ordinary): Delete all versions.
7618 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7620 * config/mmix/mmix.md: Update FIXME to not mention
7622 (MMIX_rJ_REGNUM): New define_constants constant.
7623 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7624 "*movdicc_real"): Adjust contraints formatting.
7625 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7626 for branch prediction.
7627 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7629 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7630 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7631 number. Delete related FIXMEs.
7632 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7633 from number to MMIX_rJ_REGNUM.
7634 (TARGET_MASK_BRANCH_PREDICT): New.
7635 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7636 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7637 value. Add -mbranch-predict and -mno-branch-predict.
7638 (TARGET_VERSION): Drop date.
7639 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7640 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7641 for finding out global symbols.
7642 (mmix_asm_output_labelref): Revert condition for global symbol.
7643 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7644 (mmix_print_operand_punct_valid_p): A '+' is valid.
7646 See ChangeLog.6 for earlier changes.