1 2002-03-20 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.md: Remove unused type attributes.
4 (adddi_carry, subddi_carry): Change type attribute to "multi".
6 2002-03-19 Dale Johannesen <dalej@apple.com>
8 PR optimization/5999, middle-end/5731
9 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
10 multiplications by reciprocals.
12 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
14 * Makefile.in: Update.
15 * c-common.c: Include langhooks.h.
16 (inline_forbidden_p): Use new hook.
17 * diagnostic.c: Include langhooks.h.
18 (format_with_decl, announce_function,
19 default_print_error_function): Use new hook.
20 * dwarf2out.c (dwarf2_name): Use new hook.
21 * function.c: Include langhooks.h.
22 (init_function_start): Use new hook.
23 * langhooks-def.h (lhd_decl_printable_name): New.
24 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
25 (LANGHOOKS_INITIALIZER): Update.
26 * langhooks.c (lhd_decl_printable_name): New.
27 * langhooks.h (struct lang_hooks): New hook.
28 * toplev.c (decl_name, decl_printable_name): Remove.
29 (open_dump_file): Use new hook.
30 (process_options): Remove old hook.
31 * tree.h (decl_printable_name): Remove.
33 * objc-act.c (objc_init): Remove old hook.
34 (objc_printable_name): Export.
35 * objc-act.h (objc_printable_name): New.
36 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
38 2002-03-19 Jim Blandy <jimb@redhat.com>
40 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
41 the start_source_file debug hook, not the current line number.
43 2002-03-19 Richard Henderson <rth@redhat.com>
45 * flow.c (EH_USES): Provide default.
46 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
47 * doc/tm.texi (EH_USES): New.
49 * config/ia64/ia64.c (ia64_eh_uses): New.
50 * config/ia64/ia64-protos.h: Update.
51 * config/ia64/ia64.h (EH_USES): New.
53 2002-03-19 Richard Henderson <rth@redhat.com>
55 * varasm.c (output_constant_def): Fix stupid typo.
57 2002-03-19 Richard Henderson <rth@redhat.com>
60 * except.c (current_function_has_exception_handlers): New.
61 * except.h: Declare it.
62 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
63 Combine tests that disable all sibcalls for the function.
65 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
67 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
70 2002-03-19 Richard Henderson <rth@redhat.com>
73 * config/ia64/ia64.c: Revert 2002-03-01 patch.
74 * config/ia64/ia64.h (INIT_EXPANDERS): New.
76 2002-03-19 Jim Blandy <jimb@redhat.com>
78 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
79 name, even if the replacement list contains no tokens, as required
82 2002-03-19 Jason Merrill <jason@redhat.com>
84 * varasm.c (globalize_decl): Get the name from the RTL, not
87 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
89 2002-03-19 Bob Wilson <bob.wilson@acm.org>
91 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
94 2002-03-19 David Edelsohn <edelsohn@gnu.org>
96 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
97 about -fpic/-fPIC if extra_warnings set.
99 2002-03-19 David Edelsohn <edelsohn@gnu.org>
101 * expr.c (expand_expr): Sign-extend CONST_INT generated from
103 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
105 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
107 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
108 in favor of SP if FRAME_POINTER_REQUIRED is false.
110 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
112 * emit-rtl.c (gen_int_mode): New function.
113 * rtl.h: Prototype for it.
114 * combine.c (make_extraction, simplify_comparison), expmed.c
115 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
116 (convert_modes, store_field), optabs.c (expand_fix),
117 simplify-rtx.c (neg_const_int, simplify_unary_real),
119 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
120 Use it instead of GEN_INT (trunc_int_for_mode (...)).
122 2002-03-19 Jakub Jelinek <jakub@redhat.com>
125 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
126 convert_parm_for_inlining.
127 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
129 * langhooks-def.h: Likewise.
130 * objc/objc-lang.c: Likewise.
131 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
133 * tree-inline.c (initialize_inlined_parameters):
134 Call convert_parm_for_inlining lang hook if needed.
135 * c-typeck.c (c_convert_parm_for_inlining): New function.
136 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
138 2002-03-18 Mark Mitchell <mark@codesourcery.com>
140 * calls.c (precompute_arguments): Do not assume that temporaries
141 can be destroyed after expanding the argument.
142 (expand_call): Likewise.
144 2002-03-15 Eric Christopher <echristo@redhat.com>
146 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
147 Fix register preference on last change.
148 * config/mips/mips.c (mips_return_in_memory): New function.
149 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
150 * config/mips/mips-protos.h: Declare.
151 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
152 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
154 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
156 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
158 (anddi3, iorsi3): Likewise.
160 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
161 use %gprel for symbols that are going to be placed in linkonce
164 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
165 RETURN_ADDRESS_POINTER_REGNUM to $ra.
166 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
167 not needed. Disregard leaf_function_p().
168 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
169 mips16 frame pointer.
170 * config/mips/mips.md (store ra): Only to small SP offsets.
171 2001-08-22 Graham Stott <grahams@redhat.com>
172 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
173 return a REG rtx for the return address register.
175 2002-03-18 Bob Wilson <bob.wilson@acm.org>
177 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
178 constant-pool addresses as "mode-dependent".
179 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
181 2002-03-18 Jakub Jelinek <jakub@redhat.com>
184 * expr.c (emit_group_load): Use extract_bit_field if
185 needed for CONCAT arguments.
187 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
190 * arm.md (tablejump): Make this a define_expand. For PIC add the
191 offset to the base of the table.
192 (thumb_tablejump): Matcher for Thumb tablejump insn.
193 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
194 as the difference of two labels.
195 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
196 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
198 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
199 * arm.c (get_jump_table_size): If the table is not in the text
200 section, return zero.
202 2002-03-18 Bernd Schmidt <bernds@redhat.com>
204 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
206 (arm_reload_out_hi): Use gen_lowpart instead of
207 gen_rtx_SUBREG to access QImode components.
208 * config/arm/arm.md: Disable zero_extend split for QImode
209 subregs in BIG_ENDIAN mode.
210 (storehi_bigend): Match use of least significant byte.
211 (storeinthi): Remove extraneous SUBREG.
212 Add missing construction of operands[2].
213 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
214 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
215 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
217 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
219 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
222 2002-03-17 Richard Henderson <rth@redhat.com>
224 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
227 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
229 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
230 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
232 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
234 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
236 * predict.c (estimate_bb_frequencies): Delete unused variables.
238 2002-03-17 Richard Henderson <rth@redhat.com>
240 * config/ia64/ia64.c (ia64_attribute_table): Move before
241 targetm definition. Make static.
243 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
245 * c-common.h (yyparse, c_common_parse_file): New.
246 * c-lang.c: Include c-common.h.
247 (LANG_HOOKS_PARSE_FILE): Redefine.
248 * c-lex.c: Include c-common.h.
249 (yyparse): Rename c_common_parse_file. Call yyparse.
250 * c-parse.in (yyparse): Remove macro.
251 * c-tree.h (yyparse_1): Remove.
252 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
253 (LANG_HOOKS_INITIALIZER): Update.
254 * langhooks.h (struct lang_hoooks): New hook parse_file.
255 * toplev.c (compile_file): Use parse_file hook.
256 * tree.h (yyparse): Remove.
257 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
259 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
261 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
262 float_truncate, not fix.
263 ("*truncdfsf2_real"): Ditto.
264 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
266 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
268 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
270 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
271 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
272 where appropriate. Make the second reference to
273 leaf_function_p a function call, as intended. Reindented.
275 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
276 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
278 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
279 add register to non-constant into sp.
281 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
282 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
283 (mips16_gp_pseudo_rtx): Lose.
284 (INIT_EXPANDERS): Deleted.
285 * config/mips/mips.c (mips_init_machine_status): New.
286 (mips_free_machine_status): New.
287 (mips_mark_machine_status): New.
288 (override_options): Set them.
289 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
290 (struct machine_function): ... new. Replaced all references.
291 (mips_add_gc_roots): Don't mark them.
292 (embedded_pic_fnaddr_reg): New, extracted from...
293 (embedded_pic_offset): ... here.
294 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
297 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
299 * cppinit.c: Revert -MD removal.
301 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
303 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
304 soft registers by default for 68HC12.
305 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
306 when compiling with -fomit-frame-pointer.
307 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
308 (expand_epilogue): Likewise.
309 (m68hc11_gen_rotate): Use exg when rotating by 8.
311 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
313 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
314 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
315 (splits): Remove unused add splits.
316 ("*addhi3_68hc12"): Tune constraints.
317 ("addhi_sp"): Try to use X instead of Y in all cases and if the
318 constant fits in 8-bits and D is dead use abx/aby instructions.
319 ("*addhi3"): Remove extern declaration of ix_reg.
320 ("*subsi3"): Optimize and provide new split.
322 ("*subhi3_sp"): Avoid saving X if we know it is dead.
323 (arith splits): For 68hc12 save the address register on the stack
324 and do the arithmetic operation with a pop.
326 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
328 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
329 allocating QImode in address registers.
330 ("*movqi_m68hc11"): Likewise.
332 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
334 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
336 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
338 * cppinit.c (print_help): Display -MD and -MMD.
339 Don't display usage string. Update assertion syntax and
341 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
342 (cpp_handle_option): Update.
344 2002-03-15 Chris Demetriou <cgd@broadcom.com>
346 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
347 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
348 and define it so that regardless of target CPU size,
349 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
350 of "int" rather than "long."
352 2002-03-15 Richard Henderson <rth@redhat.com>
354 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
357 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
359 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
360 ("tstqi" split): Avoid using memory for tstqi on address register.
361 (splits): Remove constraints.
362 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
363 ("cmpdf", "cmpsf"): Remove since not used.
364 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
365 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
367 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
369 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
370 ("neghi2"): Tighten constraints.
371 ("one_cmplsi2"): Optimize and simplify split.
372 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
374 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
376 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
377 and split of AND operation to clear the upper bits.
378 ("*logicalsi3_zextqi"): Likewise.
379 ("*logicallhi3_zexthi_ashift8"): Likewise.
380 ("*logicalsi3_silshr16"): Likewise.
381 ("logicalsi3_silshl16"): Likewise.
382 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
384 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
386 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
387 (m68hc11_indirect_p): New function.
388 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
389 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
391 (asm_print_register): Likewise.
392 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
393 (m68hc11_indirect_p): Declare.
394 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
395 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
396 (TARGET_SWITCHES): New option -mrelax.
397 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
399 ("iorsi3", "xorsi3"): Likewise.
400 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
401 ("*andhi3_mem"): New to handle destination in memory with bclr
402 and a scratch register.
403 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
404 ("*andhi3_const"): New when operand2 is constant.
405 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
406 ("*andhi3_gen"): Cleanup of the old "andhi3".
407 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
408 ("xorqi3"): Update constraints.
410 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
412 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
413 for reg_equiv_memory_loc when the operand is a register that does
414 not get a hard register (stack location).
415 (tst_operand): After reload, accept all memory operand.
416 (symbolic_memory_operand): Fix detection of symbolic references.
417 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
418 accept symbols and any constant.
420 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
422 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
423 note on the insn that sets the soft frame register.
424 (must_parenthesize): ix and iy are also reserved names.
425 (print_operand_address): One more place where parenthesis are required
426 to avoid confusion with register names.
427 (m68hc11_gen_movhi): Allow push of stack pointer.
428 (m68hc11_check_z_replacement): Fix handling of parallel with a
430 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
431 the replacement register is.
432 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
434 (MODES_TIEABLE_P): All modes are tieable except QImode.
436 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
438 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
439 (___subdi3): Likewise.
440 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
441 (__map_data_section): Optimize 68hc11 case.
443 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
445 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
446 than a shift to avoid adding a register with itself.
447 (m68hc11_memory_move_cost): Take into account NO_REGS.
448 (m68hc11_register_move_cost): Update and use memory move cost
450 (m68hc11_address_cost): Make cost of valid offset not 0 so that
451 it gives more opportunities to cse to optimize.
452 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
453 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
455 2002-03-15 Mark Mitchell <mark@codesourcery.com>
457 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
458 * c-common.def (CLEANUP_STMT): New tree node.
459 * c-common.h (CLEANUP_DECL): New macro.
460 (CLEANUP_EXPR): Likewise.
461 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
462 * expr.c (expand_expr): Tidy.
463 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
464 * tree-inline.c (initialize_inlined_parameters): Clean up
467 2002-03-15 Jakub Jelinek <jakub@redhat.com>
470 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
471 before movrXX only, use reg_overlap_mentioned_p.
472 Only special case NE if just one insn can be generated.
474 2002-03-15 Jason Merrill <jason@redhat.com>
476 * varasm.c (assemble_variable): Call resolve_unique_section before
477 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
480 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
483 * arm.md (split pattern for thumb shiftable immediates): Add comment
484 explaining non-obvious test.
486 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
489 * arm.md (movaddr, movaddr_insn): Delete.
491 2002-03-15 Jason Merrill <jason@redhat.com>
493 * toplev.c (wrapup_global_declarations): Clarify variable handling.
494 -fkeep-static-consts doesn't apply to comdats.
496 2002-03-14 Richard Henderson <rth@redhat.com>
498 * c-decl.c: Include c-pragma.h.
499 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
500 (finish_function): Tidy.
501 * c-pragma.c: Include c-common.h.
502 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
503 (handle_pragma_weak): Use them.
504 (init_pragma): Register pending_weaks.
505 * c-pragma.h (maybe_apply_pragma_weak): Declare.
506 * print-tree.c (print_node): Print DECL_WEAK.
507 * varasm.c (mark_weak_decls): Remove.
508 (remove_from_pending_weak_list): Remove.
510 (asm_emit_uninitialised): Call globalize_decl for weak commons.
511 (weak_decls): Make a tree_list.
512 (declare_weak): Cons weak_decls directly.
513 (globalize_decl): Remove weak_decls elements directly.
514 (weak_finish): Simplify weak_decls walk. Don't weaken unused
515 symbols. Don't pretend to handle aliases.
516 (init_varasm_once): Update weak_decls registry.
517 * Makefile.in: Update dependencies.
519 2002-03-14 Richard Henderson <rth@redhat.com>
522 * config/ia64/ia64.c: Include tm_p.h last.
523 (gen_nop_type): Remove duplicate definition.
524 (cycle_end_fill_slots): Set sched_data for second L slot.
525 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
526 (nop_cycles_until): Fix typos.
528 2002-03-15 Jakub Jelinek <jakub@redhat.com>
531 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
533 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
535 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
536 descriptors correctly.
538 2002-03-14 Michael Meissner <meissner@redhat.com>
540 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
541 100, allowing MAX_UNROLLED_INSNS to be overridden.
543 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
546 * unroll.c (params.h): Include.
547 (MAX_UNROLLED_INSNS): Delete, now in params.h.
549 * doc/invoke.texi (--param max-unroll-insns): Document.
551 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
553 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
555 * arm.md: Fix warnings about constraints in peepholes and splits.
557 2002-03-14 Zack Weinberg <zack@codesourcery.com>
559 * cpphash.h (struct lexer_state): Remove line_extension member.
560 * cpplib.c (dequote_string, do_linemarker): New functions.
561 (linemarker_dir): New data object.
562 (DIRECTIVE_TABLE): No longer need to interpret #line in
563 preprocessed source. Delete obsolete comment about return
565 (end_directive, directive_diagnostics, _cpp_handle_directive):
566 Don't muck with line_extension.
567 (directive_diagnostics): No need to issue warnings for
569 (_cpp_handle_directive): Issue warnings for linemarkers here,
570 when appropriate. Dispatch linemarkers to do_linemarker, not
572 (do_line): Code to handle linemarkers split out to do_linemarker.
573 Convert escape sequences in filename argument, both places.
575 * cppmacro.c (quote_string): Rename cpp_quote_string and
576 export. All callers changed.
577 * cpplib.h (cpp_quote_string): Prototype.
578 * cppmain.c (print_line): Call cpp_quote_string on to_file
581 * doc/cpp.texi: Document that escapes are now interpreted in
582 #line and in linemarkers, and that non-printing characters are
583 converted to octal escapes when linemarkers are generated.
585 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
587 * emit-rtl.c (try_split): Use delete_insns.
588 * recog.c (split_all_insns): Fix terminating condition.
590 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
591 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
594 * arm.c (arm_output_epilogue): Fix floating-point register save
595 adjustment when using a frame pointer.
597 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
599 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
600 * config/mips/mips.c (compute_frame_size): Retrofit them here.
601 (save_restore_insns, mips_expand_epilogue): And here.
602 (build_mips16_call_stub): And here.
603 (mips_function_value): Use the new macros to decide whether a single
604 or complex float can be returned in floating-point registers. Return
605 a parallel rtx in the complex case.
607 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
609 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
610 call after liveness analysis.
612 * recog.c (split_insn): Use delete_insn_and_edges.
614 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
615 instructions to have branch prediction notes.
616 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
618 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
620 * configure.in: Don't pass -Wno-long-long to a ADA compiler
621 that doesn't support it.
622 * configure: Regenerate.
624 2002-03-13 Jakub Jelinek <jakub@redhat.com>
627 * config/sparc/sparc.md (normal_branch, inverted_branch,
628 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
629 inverted_fp_branch): Adjust calls to output_cbranch.
630 Set length attribute.
631 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
632 output_v9branch. Set length attribute.
633 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
635 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
636 (output_cbranch): Likewise. Handle far branches.
637 (output_v9branch): Handle far branches.
638 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
640 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
641 noov_compare64_op predicates.
643 2002-03-13 Jason Merrill <jason@redhat.com>
645 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
646 into the function and constify it.
647 * gthr-dce.h, gthr-solaris.h: Likewise.
649 2002-03-13 David Edelsohn <edelsohn@gnu.org>
651 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
652 * config/rs6000/rs6000.c (rs6000_va_arg): Use
653 std_expand_builtin_va_arg if not ABI_V4.
655 2002-03-13 Jason Merrill <jason@redhat.com>
657 * varasm.c (globalize_decl): New fn.
658 (assemble_start_function): Use it.
659 (asm_emit_uninitialized): Use it.
660 (assemble_alias): Use it.
661 (assemble_variable): Use it.
663 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
665 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
666 2002-03-12 internal visibility change.
667 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
668 visibility into SYMBOL_REF_FLAG.
670 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
672 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
673 VOIDmode operand. Add compile-time optimization for constant results.
675 2002-03-12 Jason Merrill <jason@redhat.com>
677 * c-typeck.c (convert_for_assignment): Don't allow conversions
678 between pointers and references. Only allow lvalues to convert to
681 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
683 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
684 before prologue, to avoid scheduling problems.
686 2002-03-13 Jakub Jelinek <jakub@redhat.com>
688 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
689 (ELIMINABLE_REGS): Add sfp->sp.
690 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
692 2002-03-13 Jakub Jelinek <jakub@redhat.com>
695 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
697 2002-03-13 Jakub Jelinek <jakub@redhat.com>
699 * loop.c (basic_induction_var): Don't call convert_modes if mode
700 classes are different.
702 2002-03-12 Richard Henderson <rth@redhat.com>
705 * function.c (reposition_prologue_and_epilogue_notes): Position
706 the markers after/before the last/first insn not deleted.
708 2002-03-12 Richard Henderson <rth@redhat.com>
711 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
712 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
713 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
715 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
716 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
717 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
719 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
720 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
721 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
722 also. Don't set it if not flag_pic.
723 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
724 to be INVALID_REGNUM when not used.
726 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
728 * expmed.c (store_bit_field): Reset alias set for memory.
729 (extract_bit_field): Same.
731 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
733 * c-common.c (c_tree_code_type, c_tree_code_length,
734 c_tree_code_name, add_c_tree_codes): Delete.
735 * c-common.h (add_c_tree_codes): Delete.
736 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
738 * c-objc-common.c (c_objc_common_init): Don't call
739 add_c_tree_codes, instead set lang_unsafe_for_reeval.
740 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
741 objc_tree_code_name, add_objc_tree_codes): Delete.
742 (objc_init): Don't call add_objc_tree_codes.
743 * objc/objc-lang.c (tree_code_type, tree_code_length,
744 tree_code_name): Define.
745 * toplev.c (lang_independent_init): Don't set
746 tree_code_length[IDENTIFIER_NODE].
747 * tree.c (tree_code_type, tree_code_length, tree_code_name):
748 Delete definitions, moved to language front-ends.
749 * tree.def (IDENTIFIER_NODE): Hardwire the length.
750 * tree.h (tree_code_type, tree_code_length, tree_code_name):
752 (tree_code_length): Change type to unsigned char.
754 2002-03-12 Richard Henderson <rth@redhat.com>
756 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
757 internal visibility change.
759 2002-03-12 Bob Wilson <bob.wilson@acm.org>
761 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
762 validize_mem() instead of change_address to avoid clobbering
765 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
767 * c-lex.h (position_after_whitespace): Remove.
769 2002-03-12 Jakub Jelinek <jakub@redhat.com>
771 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
772 (lex_string): Use unsigned char pointers.
774 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
776 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
777 is not a valid memory_operand.
779 2002-03-12 Bob Wilson <bob.wilson@acm.org>
781 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
782 * config/xtensa/lib1funcs.asm: Fix copyright to include
783 special case for libgcc files.
784 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
785 (__divsi3): Likewise.
786 (__umodsi3): Likewise.
787 (__modsi3): Likewise.
788 * config/xtensa/lib2funcs.S: Fix copyright to include
789 special case for libgcc files.
791 2002-03-12 Tom Rix <trix@redhat.com>
793 * collect2.c (resolve_lib_name): Move outside of
794 OBJECT_FORMAT_COFF ifdef.
795 (ignore_library): Same.
797 2002-03-12 Bob Wilson <bob.wilson@acm.org>
799 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
801 2002-03-12 Bob Wilson <bob.wilson@acm.org>
803 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
804 to function_section before writing out the constant pool.
806 2002-03-12 David Edelsohn <edelsohn@gnu.org>
808 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
810 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
812 2002-03-12 Alan Modra <amodra@bigpond.net.au>
814 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
818 (cmpsi splitter): Likewise.
819 (modsi3): Fail if <= 0.
820 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
821 redundant test when HOST_BITS_PER_WIDE_INT != 32.
822 (reg_or_sub_cint64_operand): Likewise.
823 (num_insns_constant_wide): Optimize sign extension.
824 (rs6000_legitimize_address): Likewise.
826 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
828 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
829 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
831 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
833 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
836 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
838 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
839 scratch register to DImode / TImode.
840 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
841 register used does not overlap the target.
843 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
845 * Makefile.in (debug.o): Depend on debug.h.
846 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
847 * debug.c (do_nothing_debug_hooks): Likewise.
848 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
849 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
850 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
851 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
852 * dwarfout.c (dwarf_debug_hooks): Likewise.
853 * integrate.c (output_inline_function): Likewise.
854 * objc/objc-act.c (synth_module_prologue): Likewise.
855 * sdbout.c (sdb_debug_hooks): Likewise.
856 * toplev.c (debug_hooks): Likewise.
857 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
859 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
861 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
862 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
863 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
864 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
865 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
866 * defaults.h (POINTER_SIZE): Define.
867 * doc/tm.texi (POINTER_SIZE): Document default.
869 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
871 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
873 2002-03-11 Richard Henderson <rth@redhat.com>
875 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
876 if rebuild_label_notes_after_reload.
878 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
880 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
881 emit pic register load if "internal" visibility.
882 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
883 (cris_expand_builtin_va_arg): Do all computations on trees.
885 2002-03-11 Richard Henderson <rth@redhat.com>
887 * rtlanal.c: Include recog.h.
888 (keep_with_call_p): Fix thinko.
889 * Makefile.in (rtlanal.o): Update dependencies.
891 2002-03-11 Chris Meyer <cmeyer@gatan.com>
893 * genflags.c (gen_insn): Use IS_VSPACE.
894 * genoutput.c (output_insn_data): Likewise.
895 (process_template): Likewise.
897 2002-03-11 Richard Henderson <rth@redhat.com>
899 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
901 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
903 * Makefile.in: Update.
904 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
905 Update documentation.
906 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
907 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
909 2002-03-11 Zack Weinberg <zack@codesourcery.com>
911 * Makefile.in: Give texi2pod its input file as a command line
912 argument, not on stdin.
914 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
915 Daniel Berlin <dan@dberlin.org>
917 C++ alias analysis improvement.
918 * alias.c (record_component_aliases): Record aliases for base
921 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
923 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
925 2002-03-11 Douglas B Rupp <rupp@gnat.com>
927 * toplev.c (vms_fopen): Remove, not needed.
929 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
931 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
933 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
934 for FP, already done later.
936 * toplev.c (debug_args): Add entry for VMS_DEBUG.
937 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
939 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
941 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
942 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
943 LARGEST_EXPONENT_IS_NORMAL for the given mode.
944 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
945 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
946 (ediv, emul, eldexp, esqrt): Likewise.
947 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
948 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
949 (saturate): New function.
950 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
951 (make_nan): Use a saturation value instead of a NaN if
952 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
953 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
954 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
955 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
956 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
957 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
959 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
960 (ROUND_TOWARDS_ZERO): Document.
962 2002-03-11 Andreas Jaeger <aj@suse.de>
964 * cfg.c (dump_flow_info): Remove unused variable.
966 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
968 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
969 computations on trees.
971 2002-03-10 Richard Henderson <rth@redhat.com>
974 * reload.c (copy_replacements_1): New.
975 (copy_replacements): Use it to recurse through the rtx.
977 2002-03-10 Richard Henderson <rth@redhat.com>
979 * loop.c (strength_reduce): Compute number of iterations as
980 unsigned HOST_WIDE_INT.
982 2002-03-10 Richard Henderson <rth@redhat.com>
984 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
985 to move away from the end of the block.
987 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
990 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
992 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
994 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
996 * attribs.c (decl_attributes): Fix signed/unsigned warning.
998 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1000 * config/mmix/mmix.c: Improve comments.
1001 (mmix_target_asm_function_prologue): Drop variable
1002 empty_stack_frame. Don't allocate unused slot above fp.
1003 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1004 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1005 brace in first column.
1006 (enum reg_class): Ditto.
1007 (FIRST_PARM_OFFSET): Now 0.
1008 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1010 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1012 * combine.c (make_extraction): Fix error in last change.
1014 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1016 * c4x.c (c4x_fp_reglist): Const-ify.
1017 * cris.c (cris_print_operand): Likewise.
1018 * i386.c (ix86_va_arg): Likewise.
1019 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1020 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1021 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1022 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1023 * mcore.h (regno_reg_class): Likewise.
1024 * mips.c (gen_int_relational): Likewise.
1025 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1026 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1027 * pdp11.c (move_costs): Likewise.
1028 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1029 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1031 * s390.h (regclass_map): Likewise.
1032 * sh.c (shift_amounts): Likewise.
1033 * sh.md (rotlsi3): Likewise.
1035 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1037 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1038 (ne0+5): Use new clobber to generate proper shift pattern.
1039 Patch by Michael Matz <matz@kde.org>.
1041 2002-03-09 Andreas Schwab <schwab@suse.de>
1043 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1045 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1047 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1049 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1052 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1053 even for non-representable constants.
1055 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1057 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1058 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1059 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1060 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1061 (pop_function_context): Compute MAY_SHARE parameter for
1063 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1064 (gen_mem_addressof): Call fixup_var_refs with new parm.
1066 * combine.c (make_extraction): Don't make extension of CONST_INT.
1068 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1070 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1071 in o32 and o64 ABIs.
1072 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1073 but getting fixed-size structs passed in registers regardless of
1074 padding in o32 and o64 ABIs.
1076 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1077 offset before loading address of argument passed by transparent
1080 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1082 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1084 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1086 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1087 marker such that registers after it are saved.
1089 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * sparc.c (arith_4096_operand): Fix error in last change.
1093 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1095 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1098 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1100 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1103 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1105 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1107 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1109 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1110 removed; fix return value.
1111 * combine.c (combine_instructions): Dirtify blocks where we failed to
1112 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1113 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1115 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1117 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1119 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1121 * recog.c (peephole2_optimize): Re-distribute EH edges.
1123 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1125 * expr.c (expand_expr): Use unsave lang hook.
1126 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1127 (LANG_HOOKS_INITIALIZER): Update.
1128 * langhooks.h (struct lang_hooks): New hook unsave.
1129 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1130 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1131 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1132 (unsave_expr_now): Remove.
1133 * tree.h (unsave_expr_now, lang_unsave,
1134 lang_unsave_expr_now): Remove.
1137 2002-03-08 Andreas Jaeger <aj@suse.de>
1139 * flow.c (propagate_block_delete_insn): Remove unused variable.
1141 2002-03-08 Kazu Hirata <kazu@hxi.com>
1143 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1144 insn length for memory load/store.
1146 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1148 * doc/install.texi (--with-libiconv-prefix): Document.
1150 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1152 * doc/sourcebuild.texi: Fix typo.
1154 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1157 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1160 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1162 * rtl.c (copy_most_rtx): Move from here ...
1163 * emit-rtl.c (copy_most_rtx): ... to here.
1165 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1167 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1168 SUBTARGET_CPP_SIZE_SPEC.
1169 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1171 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1173 2002-03-07 Matt Hiller <hiller@redhat.com>
1175 * gensupport.c (first_dir_md_include): Renamed from include;
1176 change all references.
1177 (last_dir_md_include): Renamed from last_include; change all
1179 (init_md_reader): Unconditionally initialize base_dir whether or
1180 not filename is a relative path.
1182 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1184 * config/fp-bit.c (_unord_f2): Compile it in even if
1185 US_SOFTWARE_GOFAST is enabled.
1187 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1188 NULL_RTX. Set all HFmode operations as NULL_RTX.
1189 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1190 NULL_RTX, try reversing the comparison and the operands.
1192 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1194 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1195 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1198 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1200 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1202 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1204 * basic-block.h (fixup_abnormal_edges): Declare.
1205 * reload1.c (fixup_abnormal_edges): New function.
1206 * reg-stack.c (convert_regs): Use it.
1208 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1210 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1212 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1214 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1215 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1216 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1217 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1218 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1219 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1220 unless x and y could be infinite.
1221 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1222 Check that the common type of both arguments is a real, even for
1223 targets without unordered comparisons. Allow an integer argument
1224 to be compared against a real.
1225 (expand_tree_builtin): Use expand_unordered_cmp.
1226 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1227 * cse.c (fold_rtx): Likewise. Fix indentation.
1228 * fold-const.c (fold_real_zero_addition_p): New.
1229 (fold): Use it, and the new HONOR_... macros.
1230 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1231 * jump.c (reversed_comparison_code_parts): After searching for
1232 the true comparison mode, use HONOR_NANS to decide whether it
1233 can be safely reversed.
1234 (reverse_condition_maybe_unordered): Remove IEEE check.
1235 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1236 to decide which simplifications are valid. Allow the following
1237 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1238 and (a - -b) to (a + b).
1239 (simplify_relational_operation): Use HONOR_NANS.
1240 * doc/tm.texi: Document the MODE_HAS_... macros.
1242 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1244 * combine.c (simplify_comparison): If simplifying a logical shift
1245 right and compare with constant, force the comparison to unsigned.
1247 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1249 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1251 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1253 (alt_reg_names): Remove % for vrsave.
1255 2002-03-06 Richard Henderson <rth@redhat.com>
1257 PR optimization/5844
1258 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1259 if used indicates we've already emitted one copy of an operand.
1260 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1261 (gen_split): Supply a non-null used.
1263 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1265 * reload1.c (reload): Unshare all rtl after reload is done.
1267 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1268 but simply fail if the expression is too complex to simplify.
1269 (simplify_gen_binary): Handle simplify_plus_minus failures.
1271 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1273 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1274 consistently call delete_trivially_dead_insns after CSE and GCSE;
1275 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1276 after liveness2; update comment in last crossjumping.
1277 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1279 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1281 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1282 after completing fast dead code elimination.
1284 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1287 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1289 * version.c: Fix misplaced leading blanks on first line.
1291 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1293 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1295 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1297 * cfgcleanup.c (mentions_nonequal_regs): New function.
1298 (thread_jump): Use it.
1299 * toplev.c (rest_of_compilation): Run jump threading after
1302 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1304 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1307 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1309 * predict.c (estimate_bb_frequencies): Do not reload the
1310 frequencies from notes.
1312 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1314 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1315 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1317 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1318 delete_noop_moves): Return indeger.
1319 * flow.c (ndead): New variable.
1320 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1321 BB argument; update callers.
1322 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1323 (life_analysis): Do not call purge_all_dead_edges.
1324 (update_life_info): Return number of deleted insns; print statistics.
1325 (update_life_info_in_dirty_blocks): likewise.
1326 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1327 return number of insns deleted.
1329 * cse.c: Include timevar.h
1330 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1331 iterate until stabilizes; print statistics; return number of killed
1333 * Makefile.in: (cse.o): Add timevar.h dependency
1334 * rtl.h (delete_trivially_dead_insns): New.
1335 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1336 * toplev.c (rest_of_compilation): Update callers.
1338 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1339 (try_optimize_cfg): Do not update liveness.
1340 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1341 removal stabilizes; use delete_trivially_dead_insns.
1343 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1345 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1347 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1348 callbacks when processing assembly language.
1350 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1352 * pa.h (ASM_FILE_END): Define.
1353 * som.h (ASM_FILE_END): Delete.
1355 * pa.c (function_arg): Don't pass floats in general registers in
1356 indirect calls if TARGET_ELF32.
1358 2002-03-05 Richard Henderson <rth@redhat.com>
1360 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1362 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1364 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1366 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1368 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1369 -r command line. Don't hide any symbols if not building
1372 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1374 * cfg.c (dump_flow_info): Warn about profile mismatches.
1375 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1376 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1378 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1380 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1381 wide volatile memory by parts.
1383 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1385 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1388 2002-03-05 Richard Henderson <rth@redhat.com>
1390 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1392 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1394 * toplev.c (documented_lang_options): Document more
1395 language-specific options.
1396 * doc/invoke.texi (Warning Options): Correct documentation for
1397 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1398 * c-decl.c (c_decode_option): Use a table to handle warning options.
1400 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1402 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1403 parameter to mmix_encode_section_info.
1404 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1405 relocatably. Always produce ELF, not mmo if linking relocatably.
1406 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1407 first is non-zero, don't add symbol prefix.
1408 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1409 prototype accordingly.
1411 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1413 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1415 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1417 * configure.in: Increase required makeinfo version to 4.1.
1418 * configure: Regenerate.
1420 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1422 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1425 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1427 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1428 * doc/invoke.texi: Fix @math uses.
1430 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1432 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1435 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1437 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1438 (powerpc-*-eabisimaltivec*): Same.
1440 * config/rs6000/t-ppcendian: New.
1442 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1444 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1445 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1446 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1448 2002-03-03 Richard Henderson <rth@redhat.com>
1450 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1452 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1454 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1455 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1456 tree.c, config/m68k/m68k.c:
1457 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1458 REAL_ARITHMETIC blocks unconditional. Delete some further
1459 #ifdef blocks predicated on REAL_ARITHMETIC.
1460 * flags.h, toplev.c: Delete remaining references to
1463 * doc/invoke.texi: Remove documentation of -fpretend-float.
1464 * doc/tm.texi: Describe the various REAL_* macros as provided by
1465 real.h, not by the target configuration files.
1467 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1468 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1469 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1470 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1471 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1472 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1473 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1474 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1475 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1476 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1477 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1478 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1479 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1480 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1481 config/xtensa/xtensa.h:
1482 Do not define, undefine, or mention in comments any of
1483 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1484 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1485 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1486 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1487 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1488 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1489 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1490 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1491 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1493 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1495 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1496 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1497 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1498 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1499 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1500 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1502 * defaults.h (BITS_PER_WORD): Define.
1503 * doc/tm.texi (BITS_PER_WORD): Document default value.
1505 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1506 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1507 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1509 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1511 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1512 lieu of explicit sizeof/sizeof.
1513 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1514 ix86_expand_builtin): Likewise.
1515 * mips.c (mips_add_gc_roots): Likewise.
1516 * mmix.c (mmix_output_condition): Likewise.
1517 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1518 altivec_init_builtins): Likewise.
1519 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1520 * cppexp.c (Nsuff, parse_number): Likewise.
1521 * cppinit.c (builtin_array_end): Likewise.
1522 * gcc.c (n_default_compilers, process_command): Likewise.
1523 * genpreds.c (output_predicate_decls): Likewise.
1524 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1525 * lcm.c (N_ENTITIES): Likewise.
1526 * stor-layout.c (set_sizetype): Likewise.
1528 2002-03-03 Richard Henderson <rth@redhat.com>
1530 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1531 for types or labels.
1533 2002-03-03 Richard Henderson <rth@redhat.com>
1535 * c-decl.c (start_decl): Initialized variables are not common.
1537 2002-03-02 Per Bothner <per@bothner.com>
1539 * gcc.c (option_map): Suport new --bootclasspath option.
1540 --CLASSPATH is now just an alias for --classpath.
1542 2002-03-02 Richard Henderson <rth@redhat.com>
1544 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1545 load if "internal" visibility.
1546 * doc/extend.texi: Document visibility meanings.
1548 2002-03-02 Richard Henderson <rth@redhat.com>
1550 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1551 to functions as well.
1553 2002-03-02 Richard Henderson <rth@redhat.com>
1555 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1556 (handle_visibility_attribute): Don't call assemble_visibility.
1557 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1558 without asmspec. Invoke assemble_alias when needed.
1559 * varasm.c (maybe_assemble_visibility): New.
1560 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1562 2002-03-02 Richard Henderson <rth@redhat.com>
1564 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1565 invoke ENCODE_SECTION_INFO with first call flag.
1567 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1568 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1569 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1570 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1571 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1572 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1573 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1574 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1575 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1576 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1577 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1578 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1579 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1580 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1581 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1582 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1583 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1584 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1585 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1586 config/sh/sh.h, config/sparc/sparc.h,
1587 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1588 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1589 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1590 FIRST argument. As needed, examine it and do nothing.
1592 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1593 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1594 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1596 * config/arm/t-pe (pe.o): Add dependencies.
1598 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1601 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1602 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1603 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1604 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1605 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1606 * defaults.h (BITS_PER_UNIT): Define.
1607 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1609 2002-03-02 Kazu Hirata <kazu@hxi.com>
1611 * config/h8300/h8300-protos.h: Add a prototype for
1612 compute_a_shift_length.
1613 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1614 (compute_a_shift_length): Likewise.
1615 (h8300_adjust_insn_length): Do not adjust insn length of shift
1617 * config/h8300/h8300.md (anonymous shift patterns): Use
1618 compute_a_shift_length.
1620 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1622 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1625 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1627 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1629 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1630 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1631 * flags.h (flag_zero_initialized_in_bss): Declare.
1632 * toplev.c (flag_zero_initialized_in_bss): New flag.
1633 (lang_independent_options): Add flag_zero_initialized_in_bss.
1634 * tree.c (initializer_zerop): New function.
1635 * tree.h (initializer_zerop): Declare.
1636 * varasm.c (assemble_variable): If we can emit bss, put zero
1637 initializers in the bss section.
1639 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1641 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1642 like more than one symbol per .weak directive.
1644 2002-03-01 Richard Henderson <rth@redhat.com>
1646 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1647 adjust argument_pointer by pretend_args_size.
1648 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1650 2002-03-01 Kazu Hirata <kazu@hxi.com>
1652 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1654 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1656 * toplev.c (rest_of_compilation): Delete dead jumptables before
1658 * flow.c (delete_dead_jumptables): Make global.
1659 * rtl.h (delete_dead_jumptables): Declare.
1661 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1663 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1664 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1665 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
1667 2002-03-01 Kazu Hirata <kazu@hxi.com>
1669 * config/h8300/h8300-protos.h: Fix formatting.
1670 * config/h8300/h8300.c: Likewise.
1671 * config/h8300/h8300.h: Likewise.
1673 2002-03-01 Kazu Hirata <kazu@hxi.com>
1675 * config/h8300/h8300.c (print_operand): Support 16-bit
1677 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1679 2002-02-28 Richard Henderson <rth@redhat.com>
1681 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1682 pun complex values as integers; use gen_lowpart instead of
1684 (extract_bit_field): Likewise.
1686 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1687 David Edelsohn <edelsohn@gnu.org>
1689 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1690 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1691 (SUPPORTS_WEAK): Likewise.
1692 * output.h (add_weak): Add tree param.
1693 * varasm.c (add_weak): Likewise. Save decl.
1694 (struct weak_syms): Add decl field.
1695 (mark_weak_decls): New function.
1696 (init_varasm_once): ggc_add_root mark_weak_decls.
1697 (assemble_start_function): Use ASM_WEAKEN_DECL.
1698 (assemble_variable): Likewise.
1699 (assemble_alias): Likewise.
1700 (declare_weak): Pass decl to add_weak.
1701 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1702 (remove_from_pending_weak_list): Declare and define for
1704 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1705 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1706 * defaults.h (SUPPORTS_WEAK): Likewise.
1707 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1708 .weak for code sym. Do emit .size for descriptor sym.
1709 (ASM_DECLARE_FUNCTION_SIZE): Define.
1710 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1711 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1712 .lglobl unless TARGET_XCOFF. Formatting fixes.
1713 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1715 (HANDLE_PRAGMA_WEAK): Remove.
1716 (ASM_WEAKEN_LABEL): Remove.
1717 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1719 2002-03-01 Jason Merrill <jason@redhat.com>
1721 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1722 (TARGET_EXPR_CLEANUP): New macro.
1724 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1726 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1727 to take ptr_extend into account as third type of extension.
1728 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1729 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1730 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1731 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1732 * calls.c (precompute_arguments): Use new macro.
1733 (expand_call): Ditto.
1734 * combine.c (nonzero_bits): Ditto.
1735 (record_promoted_value): Ditto.
1736 * expr.c (store_expr): Ditto.
1737 (expand_expr): Ditto.
1738 * function.c (assign_parms): Ditto.
1740 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1742 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1743 override -shared and -shared-libgcc.
1745 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1747 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1749 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1752 2002-02-28 Richard Henderson <rth@redhat.com>
1754 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1755 4 cycle latency from MM producers.
1756 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1758 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1760 * mklibgcc.in: Don't use GNU make extension.
1762 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1764 * c-parse.in (STATIC): New terminal.
1765 (scspec): New non-terminal. Update productions accordingly.
1766 (program): Remove bogus ifc / end ifc.
1767 (array_declarator): Simplify production using STATIC.
1769 2002-02-28 Jim Meyering <meyering@lucent.com>
1771 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1772 \a still means TARGET_BELL.
1774 2002-02-28 Richard Henderson <rth@redhat.com>
1776 * haifa-sched.c (sched_emit_insn): New.
1777 (schedule_block): Use last_scheduled_insn to track last insn.
1778 * sched-int.h (sched_emit_insn): Prototype.
1779 * config/ia64/ia64.c (last_issued): Remove.
1780 (ia64_variable_issue): Don't set it.
1781 (nop_cycles_until): Use sched_emit_insn.
1783 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1785 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1788 2002-02-28 Kazu Hirata <kazu@hxi.com>
1790 * config/h8300/h8300.c: Fix formatting.
1791 * config/h8300/h8300.h: Likewise.
1793 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1795 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1796 which may overwrite the high byte of the frame pointer.
1798 2002-02-28 Bo Thorsen <bo@suse.de>
1800 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1801 (STARTFILE_SPEC): Add 64 bit files.
1802 (ENDFILE_SPEC): Likewise.
1804 2002-02-28 Jason Merrill <jason@redhat.com>
1806 * c-decl.c (finish_function): Only warn about missing return
1807 statement with -Wreturn-type.
1809 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1811 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1813 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1814 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1816 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1818 * basic-block.h (BB_REACHABLE): Renumber.
1819 (BB_DIRTY, BB_NEW): New flags.
1820 (clear_bb_flags): Declare.
1821 (update_life_info_in_dirty_blocks): Declare.
1822 * cfg.c (clear_bb_flags): New function.
1823 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1824 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1825 reorder_insns, emit_insn_after): Mark block as dirty.
1826 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1827 (update_life_info_in_dirty_blocks): New function.
1828 * recog.c (apply_change_group): Dirtify block.
1830 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1832 * gcse.c (delete_null_pointer_checks): Likewise.
1834 * toplev.c (dump_file_index): Move cse2 after bp,
1836 (dump_file_info): Similary.
1837 (rest_of_compilation): Avoid most of CFG rebuilds;
1838 do first if converision after null pointer checks, do cse2
1839 after branch prediction; avoid full liveness rebuild after
1840 initializing subregs.
1841 * invoke.texi (-d options): Document -du, renumber.
1843 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1844 (notice_new_block): Do not set BB_UPDATE_LIFE.
1845 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1846 merge_blocks_move_successor_nojumps, merge_blocks,
1847 try_crossjump_to_edge): Likewise.
1848 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1849 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1850 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1851 (merge_of_block): Do not use life_data_ok.
1852 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1853 (if_convert): Use BB_DIRTY mechanizm to update life.
1854 * lcm.c (optimize_mode_switching): Update
1855 update_life_info_in_dirty_blocks
1857 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1859 * Makefile.in (integrate.o): Update.
1860 * c-decl.c (copy_lang_decl): Rename.
1861 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1862 * integrate.c: Include langhooks.h.
1863 (copy_decl_for_inlining): Update to use langhook.
1864 * langhooks-def.h (lhd_do_nothing_t,
1865 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1866 (LANG_HOOKS_INITIALIZER): Update.
1867 * langhooks.c (lhd_do_nothing_t): New.
1868 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1869 * tree.h (copy_lang_decl): Remove.
1871 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1873 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1875 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1876 POST_DEC, and POST_MODIFY.
1878 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1880 * c-typeck.c (digest_init): Remove unused parameter; all
1883 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1885 * expmed.c (expand_shift): Correctly test for low part of a
1888 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1890 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1891 insn UIDs with insn addresses.
1893 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1895 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1896 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1897 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1898 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1899 gcc.c, toplev.c: Delete code implementing -traditional mode.
1901 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1902 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1903 Document removal of -traditional mode for compilation, and
1904 remove documentation only relevant to that mode.
1906 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1907 config/convex/convex.h, config/d30v/d30v.h,
1908 config/i386/dgux.h, config/i386/osf1elf.h,
1909 config/i386/osfelf.h, config/i386/osfrose.h,
1910 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1911 config/m68k/hp310.h, config/m88k/dgux.h,
1912 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1913 config/m88k/m88k.h, config/m88k/openbsd.h,
1914 config/mips/abi64.h, config/mips/osfrose.h,
1915 config/mips/svr4-5.h, config/mips/svr4-t.h,
1916 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1917 config/stormy16/stormy16.h: Remove all references to
1918 -traditional from target specs. Delete all mention of the
1919 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1920 delete a couple of commented-out definitions of
1921 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1924 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1925 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1927 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1929 * mklibgcc.in: Don't use \n in a line subject to
1930 interpretation by echo.
1932 2002-02-27 Graham Stott <grahams@redhat.com>
1934 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1937 * loop.c (prescan_loop): Handle PARALLEL.
1939 * unroll.c (loop_iterations): Return 0 if the add_val for
1942 * final.c (output_operand_lossage): Constify PFX_STR.
1944 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1946 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1948 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1949 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
1951 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
1953 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
1955 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
1957 * cpplex.c (_cpp_lex_token): Handle directives in macro
1959 * cpplib.c (_cpp_handle_directive): Save and restore state
1960 if parsing macro args when entering a directive.
1961 * cppmacro.c (collect_args): No need to handle directives
1963 (enter_macro_context, replace_args): Use the original macro
1964 definition in case it was redefined whilst collecting arguments.
1968 2002-02-26 David Edelsohn <edelsohn@gnu.org>
1970 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
1971 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
1972 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
1974 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
1975 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
1976 (load_toc_v4_PIC_2): Same.
1978 2002-02-26 Alan Modra <amodra@bigpond.net.au>
1980 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
1982 2002-02-26 Richard Henderson <rth@redhat.com>
1984 * config/alpha/alpha.md (ashldi_se): Re-enable.
1986 2002-02-26 Richard Henderson <rth@redhat.com>
1988 * config/alpha/alpha.c (alpha_encode_section_info): Examine
1989 MODULE_LOCAL_P; improve commentary.
1991 2002-02-26 Zack Weinberg <zack@codesourcery.com>
1993 * doc/cpp.texi: Clarify documentation of relationship between
1996 2002-02-26 Kazu Hirata <kazu@hxi.com>
1998 * config/h8300/h8300-protos.h: Update the prototype for
1999 compute_logical_op_length. Add the prototype for
2000 compute_logical_op_cc.
2001 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2003 (compute_logical_op_cc): New.
2004 * config/h8300/h8300.md: Combine all the logical op patterns
2005 in HImode and SImode. Use compute_logical_op_cc.
2007 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2009 * config/i386/i386.c (print_operand): Don't append ATT-style
2010 length suffixs to x87 opcodes when in Intel mode.
2012 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2014 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2015 (init_emit_once): Update calls.
2016 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2017 (init_syntax_once): Prototype.
2019 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2021 * pa-linux.h (LIB_SPEC): Update definition.
2022 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2024 2002-02-26 Richard Henderson <rth@redhat.com>
2026 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2027 if we emitted a stop bit.
2029 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2031 * configure.in (libgcc_visibility): Substitute.
2032 * configure: Rebuilt.
2033 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2034 defined symbols .hidden.
2036 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2038 * attribs.c (c_common_attribute_table): Add visibility.
2039 (handle_visibility_attribute): New function.
2040 * varasm.c (assemble_visibility): New function.
2041 * output.h (assemble_visibility): Add prototype.
2042 * tree.h (MODULE_LOCAL_P): Define.
2043 * crtstuff.c (__dso_handle): Use visibility attribute.
2044 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2045 for MODULE_LOCAL_P symbols too.
2046 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2047 MODULE_LOCAL_P symbols the same way as local symbols.
2048 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2049 into .sdata/.sbss by the user.
2050 * doc/extend.texi (Function Attributes): Document visibility
2053 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2056 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2057 STRING_CST initializer spanning the whole variable without
2059 If expand_expr returned MEM, don't use it.
2061 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2063 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2064 generate a die for the lexical block.
2066 2002-02-26 Kazu Hirata <kazu@hxi.com>
2068 * config/h8300/h8300-protos.h: Add a prototype for
2069 compute_logical_op_length.
2070 * config/h8300/h8300.c (compute_logical_op_length): New.
2071 * config/h8300/h8300.md (anonymous logical patterns): Use
2072 compute_logical_op_length for length.
2074 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2076 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2078 (gen_type_die): Same.
2080 * attribs.c (handle_vector_size_attribute): Set debug information.
2082 2002-02-26 Daniel Egger <degger@fhm.edu>
2084 * config/rs6000/rs6000.md: Swap define_insn attributes to
2085 fix incorrect generation of merge high instructions instead
2088 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2090 * c-typeck.c (really_start_incremental_init): Use
2091 bitsize_zero_node for vectors.
2093 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2095 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2096 ("*set_vrsave_internal"): Same.
2098 2002-02-25 Richard Henderson <rth@redhat.com>
2100 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2101 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2103 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2106 * config/i386/i386.c (ix86_return_pops_args): Only pop
2107 fake structure return argument if it was passed on the stack.
2109 2002-02-25 Jason Merrill <jason@redhat.com>
2111 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2114 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2116 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2117 link with shared_name only.
2118 * doc/invoke.texi (Link Options): Document new behavior.
2120 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2122 * c-typeck.c (push_init_level): Handle vectors.
2124 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2126 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2127 operands of SPARC_SETHI_P.
2128 (input_operand): Likewise.
2129 (sparc_emit_set_const32): Likewise.
2130 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2131 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2132 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2133 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2134 (movdi_insn_sp64_vis): Likewise.
2135 (movdi split, movdf split): Use SETHI32.
2136 * doc/md.texi: Document SPARC constraints L, M and N.
2138 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2140 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2141 ("*set_vrsave_internal"): use mfspr for Darwin.
2143 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2144 gen_get_vrsave_internal.
2146 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2148 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2150 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2152 * cpplex.c (cpp_interpret_charconst): Get signedness or
2153 otherwise of wide character constants correct.
2154 * cppexp.c (lex): Get signedness of wide charconsts correct.
2156 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2158 * optabs.c (widen_operand): Only call convert_modes for
2159 promoted SUBREG if signedness matches.
2160 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2162 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2164 * cpplib.c (glue_header_name): Use local buffer to build up
2167 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2169 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2171 2002-02-23 Kazu Hirata <kazu@hxi.com>
2173 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2174 H8/300[HS] separately.
2175 * config/h8300/h8300.md: Remove the early clobber constraint
2176 from bit field patterns.
2178 2002-02-23 Kazu Hirata <kazu@hxi.com>
2180 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2182 (mulhisi3): Likewise.
2183 (umulqisi3): Likewise.
2184 (umulhisi3): Likewise.
2186 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2188 * cppinit.c (output_deps): Correct test for stdout output.
2189 (init_dependency_output): Cure warning.
2191 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2193 * expr.c (store_expr): When converting expression to promoted
2194 equivalent type, allow using SUBREG_REG of TARGET as the target
2195 of the expansion of EXP.
2196 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2197 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2198 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2199 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2200 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2202 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2204 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2205 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2206 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2208 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2210 PR optimization/5747
2211 * loop.c (scan_loop): Update reg info if move_movables created new
2214 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2216 * gcc.c (init_gcc_spec): Revert last change.
2218 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2220 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2221 gpc_reg_operand constraint.
2223 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2225 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2226 Simplify comparison of `low'.
2227 (add_operand): Fix formatting.
2228 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2229 (mask_operand): Disallow mask to wrap in 64-bit mode.
2230 (rs6000_stack_info): Remove redundant test setting push_p.
2231 (output_toc): Fix formatting.
2232 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2233 cc_reg_not_cr0_operand constraint.
2234 (booldi3, boolcdi3 splitters): Same.
2236 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2238 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2240 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2242 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2243 gcc invoked with -shared-libgcc.
2245 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2248 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2249 decl if any of elements was TREE_USED.
2251 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2253 * config/sparc/sol2.h: Don't include sys/mman.h.
2254 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2255 (arith_4096_operand): Don't throw high bits away.
2256 (const64_operand): Take sign extension of CONST_INTs into account.
2257 (const64_high_operand, sparc_emit_set_const32): Likewise.
2258 (GEN_HIGHINT64): Likewise.
2259 (sparc_emit_set_const64_quick1): Likewise.
2260 (const64_is_2insns): Likewise.
2261 (print_operand): Use trunc_int_for_mode for sign extension.
2262 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2263 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2264 chars. Assume CONST_INT is already properly sign-extended.
2265 (movdi split): Sign-extend each SImode part.
2266 (andsi3 split): Don't mask high bits off, so that result
2267 remains properly sign-extend.
2268 (iorsi3 split): Likewise.
2269 (xorsi3 split): Likewise.
2271 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2273 * fold-const.c (fold): Fix typo in comments.
2275 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2277 * Makefile.in (langhooks.o): Update dependencies.
2279 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2281 * langhooks.c: Include flags.h.
2283 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2285 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2287 * c-common.c (c_common_post_options): Set inline trees by
2290 * doc/extend.texi (Function Attributes): Document always_inline
2292 Update documentation about inlining when not optimizing.
2294 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2296 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2297 unless DECL_ALWAYS_INLINE.
2299 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2300 unless DECL_ALWAYS_INLINE.
2301 (c_disregard_inline_limits): Disregard if always_inline set.
2303 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2304 Disregard if always_inline set.
2305 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2306 unless DECL_ALWAYS_INLINE.
2308 * attribs.c (handle_always_inline_attribute): New.
2309 (c_common_attribute_table): Add always_inline.
2311 * config/rs6000/altivec.h: Add prototypes for builtins
2312 requiring the always_inline attribute.
2314 2002-02-21 Eric Christopher <echristo@redhat.com>
2316 * expmed.c (store_bit_field): Try to simplify the subreg
2317 before generating a new one when when the mode size of
2318 value is less than maxmode.
2320 2002-02-21 Richard Henderson <rth@redhat.com>
2322 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2323 than gen_rtx_PLUS to form the sum.
2324 * explow.c (force_reg): Rearrange to not allocate new pseudo
2325 when force_operand returns a register.
2326 * expr.c (expand_assignment): Allow offset_rtx expansion to
2327 return a sum. Do not force addresses into registers.
2328 (expand_expr): Likewise.
2329 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2330 to canonicalize arithmetic that didn't simpify.
2331 (simplify_plus_minus): New argument force; update
2332 all callers. Don't split CONST unless we can do something with it,
2333 and wouldn't lose the constness of the operands.
2335 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2336 that we generated earlier.
2338 2002-02-21 Tom Tromey <tromey@redhat.com>
2340 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2341 (output_line_info): Use constant `1', with a long explanatory
2343 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2345 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2347 * jump.c (redirect_jump): If old label has no UID, don't try to
2350 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2352 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2353 If input is constant, do shifts at compile time.
2355 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2357 * doc/extend.texi: Fix some more overfull hboxes.
2359 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2361 PR optimization/4994
2362 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2365 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2368 * expr.h (expand_and): Add mode argument.
2369 * expmed.c (expand_and): Add mode argument.
2370 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2371 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2372 * except.c (expand_builtin_extract_return_addr): Likewise.
2373 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2374 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2375 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2376 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2377 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2378 gen_rtx (CONST_INT, VOIDmode, x).
2380 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2383 * stmt.c (warn_if_unused_value): Move side effects test once more.
2385 2002-02-20 Torbjorn Granlund <tege@swox.com>
2387 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2388 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2390 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2392 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2393 SUBREG or ZERO_EXTEND.
2395 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2397 * sh.h (current_function_anonymous_args): Remove.
2398 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2399 of current_function_varargs and current_function_stdarg is set.
2400 * sh.c (sh_expand_prologue): Check current_function_varargs /
2401 current_function_stdarg / TARGET_SH5 instead of
2402 current_function_anonymous_args.
2404 * sh64.h (TARGET_VERSION): Define.
2406 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2408 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2409 VRSAVE_REGNO on TARGET_ALTIVEC.
2411 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2413 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2414 bits of SImode const_int.
2415 (includes_rshift_p): Likewise.
2416 (print_operand): Call mask_operand and mask64_operand with correct
2418 (rs6000_output_function_epilogue): Pad traceback table to word.
2419 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2420 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2421 mask64_operand with correct mode.
2422 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2424 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2427 * varasm.c (get_pool_constant_mark): New.
2428 * rtl.h (get_pool_constant_mark): Add prototype.
2429 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2430 be represented if it has not been output.
2432 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2434 * combine.c (do_SUBST): Sanity check substitutions of
2435 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2436 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2437 CONST_INT into its operand.
2438 (known_cond): Likewise, for ZERO_EXTEND.
2439 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2440 allow for simplification of wide modes. Reject CONST_INTs in
2441 ZERO_EXTEND when their actual mode is not given.
2443 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2445 * c-decl.c (pushdecl): If no global declaration is found for an
2446 extern declaration in block scope, try a limbo one.
2448 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2451 * c-common.c (pointer_int_sum): Moved from...
2452 * c-typeck.c (pointer_int_sum): ...here.
2453 * c-common.h (pointer_int_sum): Add prototype.
2455 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2458 * c-decl.c (duplicate_decls): Return 0 if issued error about
2461 2002-02-20 Roger Sayle <roger@eyesopen.com>
2462 Jakub Jelinek <jakub@redhat.com>
2465 * tree.c (host_integerp): Ensure that the constant integer is
2466 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2467 when pos is zero or non-zero respectively. Clarify comment.
2468 * c-format.c (check_format_info_recurse): Fix host_integerp
2469 usage; the pos argument should be zero when assigning to a
2470 signed HOST_WIDE_INT.
2472 2002-02-20 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2475 of the operand, rather than assuming TImode.
2476 (ix86_expand_binop_builtin): Cope with commutative patterns
2477 using nonimmediate_operand for both operands.
2478 (ix86_expand_timode_binop_builtin): Likewise.
2479 (ix86_expand_store_builtin): Validate operand 1.
2480 (ix86_expand_unop1_builtin): Likewise.
2482 2002-02-20 Philip Blundell <philb@gnu.org>
2485 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2487 2002-02-20 Richard Henderson <rth@redhat.com>
2490 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2492 2002-02-20 Tom Tromey <tromey@redhat.com>
2494 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2495 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2496 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2497 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2498 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2501 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2503 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2504 for (const_int 0) in X not just INTVAL.
2506 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2508 * doc/extend.texi: Avoid or reduce overfull hboxes.
2510 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2512 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2513 operations if the field does not start at a mode boundary.
2515 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2517 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2518 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2519 Also done for -Acpu and -Amachine.
2521 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2523 * cppinit.c (init_dependency_output): Take deps output file
2524 from -o if none given with -MF. Suppress normal output.
2525 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2526 * doc/cpp.texi, doc/invoke.texi: Update.
2528 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2530 * toplev.c (output_quoted_string): Write unprintable
2531 characters with octal escapes.
2533 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2535 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2536 really_call_used[VRSAVE_REGNO] if not Altivec.
2538 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2540 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2542 (constant_pool_expr_1): Fix formatting.
2543 (rs6000_legitimize_reload_address): Likewise.
2545 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2547 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2548 now that we have one.
2550 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2552 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2553 end of first block of bitfields (which was only seven bits);
2554 rename dummy to unused_1; remove comment which is no longer true.
2556 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2558 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2560 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2563 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2567 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2568 arm_is_longcall_p rather than inspecting call-type cookie
2570 (call_value_insn) [TARGET_THUMB]: Likewise.
2572 2002-02-19 Graham Stott <grahams@redhat.com>
2574 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2576 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2578 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2579 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2580 (FP_SAVE_INLINE): Delete.
2582 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2583 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2584 * config/rs6000/t-ppccomm: Build crtsavres.o.
2585 * config/rs6000/crtsavres.asm: New file.
2587 2002-02-19 Philip Blundell <philb@gnu.org>
2589 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2591 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2592 (output_return_instruction): Allow interrupt functions to return with
2593 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2594 (arm_expand_prologue): Subtract 4 before stacking LR in an
2597 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2599 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2600 decl, not just FUNCTION_DECL.
2601 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2602 (arm_assemble_integer): Likewise.
2603 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2606 2002-02-19 matthew green <mrg@eterna.com.au>
2608 * config.gcc (sparc-*-netbsdelf*): Enable target.
2609 (sparc64-*-netbsd*): New target.
2610 * config/sparc/netbsd-elf.h: New file.
2611 * config/sparc/t-netbsd64: New file.
2613 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2615 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2617 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2619 * doc/invoke.texi: explicitly list the style guidelines that
2620 -Weffc++ checks for.
2622 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2624 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2626 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2629 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2630 only if not -E. If -E, pass -o through to the preprocessor.
2632 2002-02-19 Kazu Hirata <kazu@hxi.com>
2634 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2635 register number with an appropriate macro.
2637 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2639 * doc/rtl.texi (Constants): Close @code tag.
2641 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2643 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2644 ("mmx_uavgv4hi3"): Same.
2645 ("pmulhrwv4hi3"): Same.
2647 * tree-inline.c (walk_tree): Handle vectors.
2649 * c-common.c (constant_expression_warning): Handle vectors.
2650 (overflow_warning): Same.
2652 * sched-deps.c (sched_analyze_2): Handle vectors.
2654 * rtlanal.c (rtx_unstable_p): Handle vectors.
2655 (rtx_varies_p): Same.
2656 (count_occurrences): Same.
2657 (regs_set_between_p): Same.
2658 (modified_between_p): Same.
2659 (modified_in_p): Same.
2660 (volatile_insn_p): Same.
2661 (volatile_refs_p): Same.
2662 (side_effects_p): Same.
2664 (inequality_comparisons_p): Same.
2665 (replace_regs): Same.
2666 (computed_jump_p_1): Same.
2668 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2670 (inner_mode_array): New.
2671 (copy_rtx): Handle vectors.
2672 (copy_most_rtx): Same.
2673 (rtx_equal_p): Same.
2674 (get_mode_alignment): Adjust for vectors.
2676 * resource.c (mark_referenced_resources): Handle vectors.
2677 (mark_set_resources): Same.
2679 * reload1.c (eliminate_regs): Handle vectors.
2680 (elimination_effects): Same.
2681 (scan_paradoxical_subregs): Same.
2683 * reload.c (subst_reg_equivs): Handle vectors.
2685 * regrename.c (scan_rtx): Handle vectors.
2687 * regclass.c (reg_scan_mark_refs): Handle vectors.
2689 * recog.c (find_single_use_1): Handle vectors.
2691 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2692 (contains_replace_regs): Same.
2693 (memref_referenced_p): Same.
2695 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2696 (subst_constants): Same.
2698 * genattrtab.c (attr_copy_rtx): Handle vectors.
2699 (encode_units_mask): Same.
2700 (clear_struct_flag): Same.
2701 (count_sub_rtxs): Same.
2703 * gcse.c (want_to_gcse_p): Handle vectors.
2704 (oprs_unchanged_p): Same.
2705 (hash_expr_1): Same.
2706 (oprs_not_set_p): Same.
2707 (expr_killed_p): Same.
2708 (compute_transp): Same.
2709 (store_ops_ok): Same.
2711 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2713 (fixup_var_refs_1): Same.
2714 (instantiate_virtual_regs_1): Same.
2716 * fold-const.c (operand_equal_p): Handle vectors.
2718 (rtl_expr_nonnegative_p): Same.
2720 * flow.c (mark_used_regs): Handle vectors.
2722 * df.c (df_uses_record): Handle vectors.
2724 * cselib.c (cselib_subst_to_values): Handle vectors.
2725 (cselib_mem_conflict_p): Same.
2728 * cse.c (canon_reg): Handle vectors.
2730 (cse_process_notes): Same.
2731 (count_reg_usage): Same.
2734 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2736 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2738 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2739 (gen_rtx): Handle CONST_VECTOR.
2740 (gen_const_vector_0): New.
2741 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2742 (reset_used_flags): Same.
2743 (copy_insn_1): Same.
2744 (initializer_constant_valid_p): Handle VECTOR_CST.
2746 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2748 * doc/rtl.texi (Constants): Document const_vector.
2749 (CONST0_RTX): Update for vectors.
2750 (RTL sharing): Same.
2752 * print-tree.c (print_node): Add case for VECTOR_CST.
2754 * tree.h (TREE_VECTOR_CST_ELTS): New.
2755 (struct tree_vector): New.
2756 (union tree_node): Add vector node.
2757 (build_vector): Add prototype.
2759 * tree.def (VECTOR_CST): New.
2761 * tree.c (build_vector): New.
2763 * expmed.c (make_tree): Handle CONST_VECTOR.
2765 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2766 (CONST_VECTOR_ELT): New.
2767 (CONST_VECTOR_NUNITS): New.
2769 * machmode.h (GET_MODE_INNER): New.
2770 (DEF_MACHMODE): Accept 8th arg.
2772 * machmode.def: Add 8th argument for vector inner mode.
2773 Add inner vector modes for vectors.
2775 * rtl.def (VEC_CONST): Remove.
2776 (CONST_VECTOR): New.
2778 * expr.c (clear_storage): Allow vectors.
2779 (is_zeros_p): Handle VECTOR_CST.
2781 * varasm.c (output_constant_pool): Handle vectors.
2782 (rtx_const): Add veclo and vechi fields.
2783 (kind): Add RTX_VECTOR.
2784 (decode_rtx_const): Add case for vector.
2786 * config/rs6000/rs6000-protos.h: Add zero_constant.
2788 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2789 constants. Force easy vector constants into memory.
2790 (easy_vector_constant): New.
2791 (emit_easy_vector_constant): New.
2792 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2795 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2797 ("altivec_lvxl"): Same.
2798 (altivec_lvebx): Same.
2799 (altivec_lvehx): Same.
2800 (altivec_lvewx): Same.
2801 ("*movv4si_const0"): New.
2802 ("*movv4sf_const0"): New.
2803 ("*movv8hi_const0"): New.
2804 ("*movv16qi_const0"): New.
2806 2002-02-18 Kazu Hirata <kazu@hxi.com>
2808 * config/h8300/h8300.c (notice_update_cc): Use
2811 2002-02-18 Kazu Hirata <kazu@hxi.com>
2813 * config/h8300/h8300.md (divmod patterns): Change the
2814 constraints for operands[1] to register_operand.
2816 2002-02-18 Kazu Hirata <kazu@hxi.com>
2818 * config/h8300/h8300-protos.h: Remove the prototype for
2820 * config/h8300/h8300.c (p_operand): Remove.
2821 * config/h8300/h8300.md: Replace p_operand with
2824 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2826 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2828 (output_return_instruction): Allow use of LDR to unstack
2829 return addresss even for interrupt handlers or when
2830 interworking. If compiling for ARMv5, use interworking-safe
2831 return instructions by default. Remove duplicated code and
2832 lengthy "strcat" sequences.
2834 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2836 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2837 (LINK_EH_SPEC): Define.
2838 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2840 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2842 * config/s390/s390.c (s390_emit_prologue): Do not set the
2843 frame_related flag for call-clobbered registers.
2845 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2847 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2848 (construct_container): Fix handling of SSE operands.
2849 (ix86_expand_builtin): Fix handling of 64bit pointers.
2850 (mmx_maskmovq_rex): New pattern.
2852 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2854 * regrename.c (kill_set_value): Handle subregs properly.
2856 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2858 * objc/objc-act.c (handle_impent): Remove leading '*'
2859 from objc_class_name.
2861 2002-02-17 Richard Henderson <rth@redhat.com>
2863 * config/alpha/alpha.c (some_small_symbolic_operand,
2864 some_small_symbolic_operand_1, split_small_symbolic_operand,
2865 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2866 Handle small SYMBOL_REFs anywhere, not just inside memories.
2867 * config/alpha/alpha-protos.h: Update.
2868 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2869 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2871 2002-02-17 Roland McGrath <roland@frob.com>
2873 * config.gcc (powerpc-*-gnu-gnualtivec*,
2874 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2875 * config/rs6000/gnu.h: New file.
2876 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2877 Grok "gnu" in rs6000_abi_name.
2878 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2879 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2880 Grok -mcall-gnu analogous to -mcall-linux et al.
2881 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2882 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2883 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2885 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2888 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2891 2002-02-17 Philipp Thomas <pthomas@suse.de>
2893 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2894 ENDFILE_SPEC before (re)defining them.
2896 2002-02-17 Kazu Hirata <kazu@hxi.com>
2898 * config/h8300/h8300.c: Fix formatting.
2899 * config/h8300/h8300.h: Likewise.
2901 2002-02-17 Philipp Thomas <pthomas@suse.de>
2903 * doc/tm.texi: Explain why empty strings should not be
2904 marked for translation.
2906 2002-02-17 Philipp Thomas <pthomas@suse.de>
2908 * final.c (output_operand_lossage): Changed to accept
2909 printf style arguments. Change calls where necessary.
2910 * output.h (output_operand_lossage): Change declaration
2911 accordingly. Update copyright.
2912 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2913 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2914 Update copyright date where necessary.
2916 * config/i386/i386.c (print_operand): Likewise. Remove use of
2919 * config/cris/cris.c (cris_operand_lossage): Likewise.
2920 Rename parameter so that exgettext recognizes it as
2921 translatable message.
2922 (LOSE_AND_RETURN): Rename parameter to msgid.
2924 2002-02-17 Kazu Hirata <kazu@hxi.com>
2926 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2927 hard coded register number with an appropriate macro.
2928 (HARD_REGNO_MODE_OK): Likewise.
2929 (ARG_POINTER_REGNUM): Likewise.
2930 (STATIC_CHAIN_REGNUM): Likewise.
2931 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2932 * config/h8300/h8300.md (define_constants): Define more
2935 2002-02-17 Philipp Thomas <pthomas@suse.de>
2937 * config/i386/i386.h: Don't mark empty strings for translation.
2939 2002-02-16 H.J. Lu <hjl@gnu.org>
2941 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2943 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2945 * cppinit.c (merge_include_chains): Check for brack being
2946 NULL before attempting to merge it with qtail.
2948 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2950 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
2953 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2955 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
2957 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2959 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
2960 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
2961 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
2963 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2965 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
2966 now only if !TARGET_FIX.
2967 (*movsi_nt_vms_fix): New pattern.
2969 2002-02-16 Douglas B Rupp <rupp@gnat.com>
2971 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
2972 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
2973 (alpha_sa_mask, alpha_sa_size): Reflect above change.
2974 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
2975 (alpha_start_function, alpha_expand_epilogue): Likewise.
2976 (unicosmk_gen_dsib): Likewise.
2978 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2980 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
2982 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
2984 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
2985 check_and_change_labels, s390_final_chunkify): Delete.
2986 (s390_split_branches, s390_chunkify_pool): New functions.
2987 (s390_function_prologue): Call them.
2989 * config/s390/s390.h (S390_REL_MAX): Delete.
2990 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
2992 * config/s390/s390.md (cjump, icjump, jump): Fix length
2993 attribute calculation.
2996 2002-02-15 David Edelsohn <edelsohn@gnu.org>
2998 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
2999 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3001 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3003 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3004 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3005 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3007 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3009 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3011 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3013 * reload.c (find_dummy_reload): Check that an output register
3014 is valid for its mode.
3016 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3018 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3021 * function.c (assign_parms): Demote promoted argument passed by
3022 transparent reference.
3024 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3026 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3027 -Acpu() and -Amachine() to eliminate warnings.
3029 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3031 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3033 2002-02-14 Kazu Hirata <kazu@hxi.com>
3035 * config/h8300/h8300-protos.h: Update the prototype for
3037 * config/h8300/h8300.c (const_costs): Treat SET as a little
3038 more expensive operation.
3039 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3040 reference to const_costs.
3042 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3044 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3046 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3049 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3050 use arguments from newtype.
3052 2002-02-13 Eric Christopher <echristo@redhat.com>
3054 * config/mips/mips.c (override_options): Add check for march/mipsX
3055 on the same command line. Fix error message in cpu processing.
3056 Remove architecture and ISA checks.
3058 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3060 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3062 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3064 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3066 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3068 ("*movv8hi_internal1"): Same.
3069 ("*movv16qi_internal1"): Same.
3070 ("*movv4sf_internal1"): Same.
3072 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3073 not push_reload for altivec modes.
3075 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3077 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3078 all RTEMS targets including removal of #includes from config/*/rtems*.h
3079 file and adding them to tm_file setting. Added xm_defines=POSIX to
3081 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3082 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3083 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3084 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3085 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3086 config/m68k/rtemself.h: Ditto.
3087 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3088 config/mips/rtems64.h: Ditto.
3089 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3090 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3092 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3093 config/sparc/rtemself.h: Ditto.
3094 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3095 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3096 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3098 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3099 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3100 target made more similar to i386-elf.
3101 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3102 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3103 be similar to config/m68k/t-m68kelf.
3104 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3106 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3108 * regmove.c (kill_value): Handle subregs.
3110 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3112 * i386.md (mul patterns): Allow memory operand to be first;
3113 add expanders where needed; fix constraints.
3114 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3115 Allow memory operand to be the first.
3117 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3120 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3123 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3126 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3128 PR optimization/5547:
3129 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3130 all valid IA-32 address modes involving non-scaled %ebx and
3131 GOT/GOTOFF as displacement.
3133 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3135 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3136 after emitting ltorg insns.
3138 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3139 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3140 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3141 *abssf2): Fix "op_type" attribute.
3143 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3145 * mkconfig.sh: Avoid using a subshell redirect.
3146 ($output.T): Change to $(output)T.
3147 (ENABLE_NLS): Remove unneeded undef.
3149 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3150 * config/alpha/x-vms (libsubdir): Define.
3152 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3153 register frame procedures. Optimize retrieving context.
3155 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3156 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3157 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3159 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3161 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3162 Make same change as for find_base_value.
3164 2002-02-13 Kazu Hirata <kazu@hxi.com>
3166 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3167 of QImode and SImode.
3169 2002-02-13 Kazu Hirata <kazu@hxi.com>
3171 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3172 length computation of movsi.
3173 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3175 2002-02-13 Kazu Hirata <kazu@hxi.com>
3177 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3178 operands[2] to register_operand.
3180 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3182 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3184 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3186 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3187 for altivec_lvx* and altivec_stvx*.
3188 ("*movv4si_internal"): Add constraint for loading from GPRs.
3189 ("*movv8hi_internal1"): Same.
3190 ("*movv16qi_internal1"): Same.
3191 ("*movv4sf_internal1"): Same.
3193 * config/rs6000/rs6000.c (altivec_register_operand): New.
3195 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3196 altivec_register_operand.
3198 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3200 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3203 2002-02-13 Stan Shebs <shebs@apple.com>
3205 * c-typeck.c (digest_init): Handle vectors.
3206 (really_start_incremental_init): Same.
3207 (pop_init_level): Same.
3208 (process_init_element): Same.
3210 * varasm.c (output_constant): Same.
3212 * expr.c (clear_storage): Same.
3213 (store_constructor): Same.
3215 2002-02-12 Eric Christopher <echristo@redhat.com>
3217 * explow.c (hard_function_value): Add comment explaining
3218 signed/unsigned comparison.
3220 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3222 * jump.c (never_reached_warning): Add finish argument.
3223 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3224 real insn after end.
3225 * rtl.h (never_reached_warning): Adjust prototype.
3226 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3227 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3228 never_reached_warning.
3230 2002-02-12 Graham Stott <grahams@redhat.com>
3232 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3234 2002-02-12 Kazu Hirata <kazu@hxi.com>
3236 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3237 logical shifts on H8/300.
3238 (shift_alg_si): Improve several shifts on H8/300.
3239 (get_shift_alg): Likewise.
3241 2002-02-12 Graham Stott <grahams@redhat.com>
3243 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3245 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3247 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3248 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3250 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3252 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3253 non-CONST_INT through default_assemble_integer.
3254 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3255 <case 8>: Abort for CONST_DOUBLE.
3257 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3259 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3261 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3262 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3264 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3266 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3268 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3270 * regrename.c (regrename_optimize): Don't accept a
3271 part-clobbered register if the replaced register is not part
3274 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3275 take padding into account when computing the argument value.
3277 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3279 * combine.c (try_combine): Apply substitutions in
3280 CALL_INSN_FUNCTION_USAGE too.
3282 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3284 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3285 __builtin_altivec_abs*.
3288 * config/rs6000/rs6000.h (rs6000_builtins): Add
3289 ALTIVEC_BUILTIN_ABS*.
3291 * config/rs6000/altivec.h: Use const char for builtins expecting
3293 (vec_abs): New versions for C and C++.
3296 2002-02-10 Kazu Hirata <kazu@hxi.com>
3298 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3301 2002-02-10 Kazu Hirata <kazu@hxi.com>
3303 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3304 constant definition from h8300.md.
3305 (FRAME_POINTER_REGNUM): Likewise.
3306 * config/h8300/h8300.md (define_constants): Add FP_REG.
3308 2002-02-10 Kazu Hirata <kazu@hxi.com>
3310 * config/h8300/h8300.c (print_operand): Remove redundant code.
3312 2002-02-10 Kazu Hirata <kazu@hxi.com>
3314 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3315 * config/h8300/h8300.c (byte_reg): Make it static.
3317 2002-02-10 Richard Henderson <rth@redhat.com>
3320 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3322 2002-02-10 Richard Henderson <rth@redhat.com>
3325 * tree.c (append_random_chars): Don't abort if main_input_filename
3328 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3330 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3332 2002-02-10 Kazu Hirata <kazu@hxi.com>
3334 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3335 (pushhi1): Likewise.
3337 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3339 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3340 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3342 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3344 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3346 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3348 2002-02-09 Kazu Hirata <kazu@hxi.com>
3350 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3351 a half of an SImode register on H8/300.
3353 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3355 * i386.md (movdi_2): Add missing '!'.
3357 2002-02-09 Kazu Hirata <kazu@hxi.com>
3359 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3362 2002-02-09 Kazu Hirata <kazu@hxi.com>
3364 * config/h8300/h8300.md (length): Correct the distance valid
3365 for the short branch.
3367 2002-02-09 Kazu Hirata <kazu@hxi.com>
3369 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3371 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3373 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3374 registers in SImode.
3375 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3378 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3381 Contribute sh64-elf.
3382 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3383 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3384 (sh_cannot_modify_jumps_p): New function.
3385 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3386 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3387 (sh_ms_bitfield_layout_p): New function.
3388 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3389 Zack Weinberg <zack@codesourcery.com>
3390 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3391 expand_simple_binop instead of expand_binop.
3392 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3393 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3394 use of .quad and .uaquad.
3395 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3396 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3397 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3398 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3399 movdi_const_16bit): Make sure all CONSTs have modes.
3400 (sym2PIC): Ditto, but by adjusting all callers.
3401 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3402 if the prologue calls the SHmedia argument decoder or register
3404 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3405 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3406 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3407 (sh_expand_epilogue): Don't emit USE of return target register.
3408 (prepare_move_operands): Legitimize DImode PIC addresses.
3409 (sh_media_register_for_return): Skip tr0, used to initialize the
3411 (sh_expand_prologue): Remove explicit USE of return register.
3412 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3413 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3414 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3415 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3416 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3418 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3419 (MOVI_SHORI_BASE_OPERAND_P): New.
3420 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3421 (EXTRA_CONSTRAINT_T): Define in terms of them.
3422 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3423 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3424 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3425 alternatives supporting TARGET_REGS.
3426 (UNSPEC_GOTPLT): New constant.
3427 (movdi split): Move incrementing of LABEL_NUSES...
3428 (movdi_const, movdi_const_32bit): Here. Use
3429 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3430 (movdi_const_16bit): New.
3431 (call, call_value) [flag_pic]: Use GOTPLT.
3432 (call_pop, call_value_pop): New expands.
3433 (call_pop_compact, call_pop_rettramp): New insns.
3434 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3435 (sibcall) [flag_pic]: Use GOT.
3436 (builtint_setjmp_receiver): Remove bogus, unused expand.
3437 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3438 (*pt, *ptb, ptrel): New insns.
3439 (sym2GOT): Handle DImode GOT.
3440 (sym2GOTPLT, symGOTPLT2reg): New expands.
3441 (sym2PIC): New expand.
3442 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3443 (shcompact_return_tramp_i): Use return register explicitly.
3444 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3445 disable flag_reorder_blocks.
3446 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3447 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3448 clobbers, for clarity.
3449 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3450 restoring of r0 in macl as MAYBE_DEAD.
3451 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3452 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3453 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3454 alter_subreg all over.
3455 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3456 reload, instead of emitting instructions that would require
3458 (casesi_load_media): Add missing modes.
3459 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3460 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3461 as used if the argument decoder is called.
3462 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3463 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3464 Pmode, then extend it to DImode if necessary.
3465 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3466 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3467 constants in FPU-enabled SHmedia, let them be loaded from memory.
3468 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3469 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3470 Adjust whitespace in assembly output templates.
3471 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3472 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3473 mode of if_then_else.
3474 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3475 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3477 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3478 Joern Rennecke <amylaar@redhat.com>
3479 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3480 (SUBTARGET_CPP_PTR_SPEC): New.
3481 (SUBTARGET_CPP_SPEC): Remove.
3482 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3483 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3484 Fix typo in previous checkin.
3485 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3486 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3487 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3488 Alexandre Oliva <aoliva@redhat.com>
3489 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3490 what single FP register can hold for SHmedia target.
3491 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3492 Alexandre Oliva <aoliva@redhat.com>
3493 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3494 Do not split into SUBREG.
3495 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3496 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3497 and added new functions as specified in SH5 ABI r9.
3498 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3499 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3501 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3502 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3503 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3504 and consttable_window_ends.
3505 2001-06-03 Graham Stott <grahams@redhat,com>
3506 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3507 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3508 * config/sh/sh.c (print_operand): Handle floating-point pair,
3509 vector and matrix registers.
3510 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3511 vector modes into account.
3512 * config/sh/sh.md (movv2sf): Split move between registers into
3514 (movv4sf, movv16sf): Introduce insns that get split only after
3516 * config/sh/shmedia.h: Fix Copyright dates.
3517 * config/sh/ushmedia.h: Likewise. Move loop counter
3518 declarations into conditionals that uses them.
3519 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3521 * config/sh/sshmedia.h: Fix Copyright dates.
3522 (sh_media_PUTCFG): Fix constraints.
3523 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3524 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3525 ptrmemfunc_vbit_in_delta for SH5.
3526 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3527 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3528 * invoke.texi: Likewise.
3529 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3530 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3531 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3532 GCC_pop_shmedia_regs_nofpu): New global symbols.
3533 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3534 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3535 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3536 compact function with nonlocal labels.
3537 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3538 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3539 (initial_elimination_offset): Account for their stack space.
3540 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3541 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3542 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3543 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3544 least one of the operands to be a register.
3545 (movv2sf): Likewise. Renamed to movv2sf_i.
3546 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3547 prepare_move_operands() before emitting SHmedia insns.
3548 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3549 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3550 Don't save nor initialize r12. Don't mis-align the stack.
3551 Pad the code with a nop.
3552 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3554 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3555 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3556 [__SHMEDIA__]: Implement.
3557 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3558 * config/sh/sh.md: Set latency of `pt' closer to reality.
3559 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3560 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3561 Set move, load and store type attributes.
3562 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3563 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3565 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3566 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3567 * config/sh/sh.c (sh_media_register_for_return): New function.
3568 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3569 branch-target register.
3570 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3571 * config/sh/sh.md (return_media_i): Use any call-clobbered
3572 branch-target register.
3573 (return_media): If r18 wasn't copied in the prologue, copy it
3575 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3576 Clear class FP0_REGS.
3577 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3579 2001-03-08 DJ Delorie <dj@redhat.com>
3580 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3581 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3582 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3583 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3584 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3585 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3586 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3587 return value correctly for call_cookie.
3588 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3589 * config/sh/crt1.asm (start): Modified so as to call
3590 ___setup_argv_and_call_main.
3591 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3592 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3594 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3595 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3596 (STRIP_NAME_ENCODING): Use it.
3597 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3598 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3599 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3600 prepare_scc_operands().
3601 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3602 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3603 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3604 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3605 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3606 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3607 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3608 used in shcompact_incoming_args.
3609 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3611 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3613 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3615 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3616 Simplify. Adjust. Add sanity check.
3617 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3619 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3621 (udivsi3, divsi3): Use them.
3622 (force_mode_for_call): New insn.
3623 (call, call_value, sibcall_value): Emit it before SHcompact
3625 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3626 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3627 call cookie is non-NULL before taking its value.
3628 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3629 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3630 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3631 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3633 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3634 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3635 temporary for stack adjusts. Use MACL and MACH to pass
3636 arguments to shcompact_incoming_args.
3637 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3639 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3640 (nested_trampoline): Load static chain address into r1.
3641 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3642 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3643 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3644 fp_arith_reg_operand().
3645 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3646 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3647 and use signed compares for them.
3648 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3649 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3650 ones properly aligned.
3651 (find_barrier): Account for extra alignment needed for 8-byte wide
3653 (machine_dependent_reorg): Require a label for the second 4-byte
3654 constant after an 8-byte one.
3655 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3657 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3658 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3659 last_float when switching float modes.
3660 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3661 auto-increment for general-purpose registers.
3662 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3664 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3666 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3667 registers for varargs.
3668 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3669 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3670 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3671 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3672 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3673 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3674 call_cookie accordingly.
3675 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3676 (SHCOMPACT_BYREF): Likewise.
3677 (SHCOMPACT_FORCE_ON_STACK): New macro.
3678 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3679 (sh_builtin_saveregs): Likewise.
3680 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3681 shcompact_incoming_args): Use new shift values. Support
3682 sequences of consecutive and non-consecutive pushes/pops.
3683 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3684 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3685 * config/sh/sh.h (TEXT_SECTION): Define.
3686 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3687 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3688 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3689 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3690 return values on FPU-enabled SHmedia.
3691 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3692 FPU-enabled SHmedia.
3693 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3694 value is returned in a non-FP reg and is not returned by
3696 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3698 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3699 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3700 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3701 quad-aligned to be passed by callee-copy reference.
3702 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3703 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3704 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3705 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3706 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3707 copying low-numbered FP regs to r7 and r8.
3708 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3709 FP regs to general-purpose regs only if the copy was passed on the
3711 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3712 copying FP reg to r9.
3713 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3714 copy FP regs to general-purpose regs only in outgoing calls.
3715 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3716 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3718 * config/sh/sh.h (struct sh_args): Document all fields.
3719 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3720 passed partially on the stack should not consider making
3722 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3723 stack_regs only for incoming calls. When passing FP args,
3724 make sure there are FP regs available before modifying
3726 (SHCOMPACT_BYREF): Pass double args in general-purpose
3727 registers by reference.
3728 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3729 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3730 attempt to generate sibcalls if the caller got any arguments
3732 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3733 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3734 to 8-byte boundaries.
3735 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3736 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3737 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3738 stored in the stack.
3739 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3740 for the offsets to have the ISA bit set.
3741 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3742 invocation. Use beq instead of bgt to mark end of sequence of
3744 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3745 bgt to mark end of sequence of stores.
3746 * config/sh/sh.c (arith_operand): Don't check whether
3747 CONST_OK_FOR_J for now.
3748 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3749 instead of long for conversion.
3750 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3751 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3752 before passing it to fprintf.
3753 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3754 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3755 Call set_fpscr before reading/writing SR.
3756 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3758 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3760 (FMOVD_WORKS): Define on SH5 with FPU.
3761 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3763 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3765 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3766 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3768 (ia_main_table): Ditto.
3769 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3770 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3771 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3772 the definitions from sh.h.
3773 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3775 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3776 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3777 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3778 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3779 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3780 Increment LABEL_NUSES.
3782 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3784 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3786 * config/sh/elf.h (SIZE_TYPE): Likewise.
3787 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3788 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3789 shcompact_incoming_args): Load switch table addresses using
3791 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3792 (NO_BUILTIN_SIZE_TYPE): Define.
3793 (SIZE_TYPE): Don't define.
3794 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3795 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3796 definition of __SH5__=32 for -m5-compact-nofpu.
3797 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3799 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3800 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3801 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3802 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3803 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3804 (INSN_LENGTH_ALIGNMENT): Likewise.
3805 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3806 * config/sh/sh.md (call, call_value, sibcall): Simplify
3807 copying of non-branch-target register.
3808 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3809 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3810 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3811 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3812 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3813 floating-point values as structs.
3814 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3815 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3816 general-purpose register.
3817 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3818 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3819 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3820 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3821 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3822 (ENCODE_SECTION_INFO): Enclose variables and constants in
3824 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3825 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3826 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3827 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3828 only for LABEL_REFs. For SYMBOL_REFs, prepend
3829 SH_DATALABEL_ENCODING to the symbol name.
3830 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3832 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3833 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3835 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3836 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3837 (DATALABEL_REF_P): Don't require CONST.
3838 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3840 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3841 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3843 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3844 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3845 Use shallow_copy_rtx and PUT_MODE to change the mode of
3846 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3847 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3848 on SHmedia using GENERAL_REGs.
3849 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3850 bltu_media_i): Fix reversion of conditions.
3851 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3852 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3853 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3854 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3855 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3856 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3857 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3858 (GCC_nested_trampoline): Likewise.
3859 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3860 * config/sh/sh.c (gen_datalabel_ref): Define.
3861 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3862 (INITIALIZE_TRAMPOLINE): Likewise.
3863 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3864 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3865 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3866 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3867 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3868 (ic_invalidate): Adjust for SH5.
3869 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3870 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3872 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3873 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3874 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3875 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3876 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3877 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3878 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3879 * config/sh/sh.c (target_reg_operand): Match only target-branch
3880 registers and pseudos that aren't virtual registers.
3881 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3882 Copy operands that don't match target_reg_operand to pseudos.
3883 (call_media, call_value_media, sibcall_media): Use
3884 target_reg_operand instead of target_operand.
3885 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3886 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3887 * config/sh/sh.c (target_reg_operand): Match hardware registers
3888 other than branch-target registers.
3889 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3890 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3891 (fpscr_values) [SH5 == 32]: Define.
3892 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3893 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3894 Handle function addresses coming in SUBREGs.
3895 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3896 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3897 shcompact_return_trampoline): Use datalabel where appropriate.
3898 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3899 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3900 general-purpose register to copy one branch-target register to
3902 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3903 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3904 SYMBOL_REFs with VOIDmode.
3905 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3906 bltu_media_i): New insns.
3907 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3908 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3909 (INIT_CUMULATIVE_ARGS): Likewise.
3910 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3911 * machmode.def (V16SFmode): New mode.
3912 * c-common.c (type_for_mode): Support V2SF and V16SF.
3913 * tree.c (build_common_tree_nodes_2): Likewise.
3914 * tree.h (tree_index): Likewise.
3915 * calls.c (emit_call_1): Take args_so_far. Adjust all
3916 callers. Introduce CALL_POPS_ARGS.
3917 * tm.texi (CALL_POPS_ARGS): Document.
3918 * config/sh/crt1.asm: Implement in SHmedia mode.
3919 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3920 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3921 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3922 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3923 Implement divsi and udivsi in SHmedia mode. Introduce
3924 SHcompact trampolines.
3925 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3927 (regno_reg_class): Rewrite.
3928 (fp_reg_names): Remove.
3929 (sh_register_names, sh_additional_register_names): New.
3930 (print_operand): Added `u'. Support SUBREGs in addresses.
3931 Add parentheses around shifted CONSTs.
3932 (output_file_start): Output .mode and .abi directives.
3933 (shiftcosts, addsubcosts, multcosts): Adjust.
3934 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3935 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3936 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3937 bytes, not registers. Take into account the need for the
3938 SHcompact incoming args trampoline. Adjust all callers.
3939 (sh_expand_prologue): Take stack_regs into account. Call
3940 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3941 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3942 stack aligned as per SH5 ABI.
3943 (sh_builtin_saveregs): Support SH5 ABI.
3944 (sh_build_va_list, sh_va_start): Likewise.
3945 (initial_elimination_offset): Take alignment into account.
3946 Compute location of PR according to the SH5 stack frame.
3947 (arith_reg_operand): Reject branch-target registers.
3948 (shmedia_6bit_operand): New.
3949 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3950 (target_reg_operand): Match DImode only. Accept SUBREGs.
3951 (target_operand): New.
3952 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
3953 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
3954 SIBCALL_REGS for SHmedia.
3955 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
3956 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
3957 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
3958 (TARGET_SWITCHES): New SH5 flags.
3959 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
3960 VALID_REGISTER_P to disable unsupported registers.
3961 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
3962 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
3963 (FUNCTION_ARG_PADDING): Define.
3964 (FASTEST_ALIGNMENT): Adjust.
3965 (SH_REGISTER_NAMES_INITIALIZER): New.
3966 (sh_register_names): Declare.
3967 (DEBUG_REGISTER_NAMES): Define.
3968 (REGISTER_NAMES): Define based on sh_register_names.
3969 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
3970 (sh_additional_register_names): Declare.
3971 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
3972 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
3973 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
3974 (REGISTER_NATURAL_MODE): Define.
3975 (FIRST_PSEUDO_REGISTER): Adjust.
3976 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
3977 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
3978 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
3979 (VECTOR_MODE_SUPPORTED_P): Define.
3980 (REG_CLASS_CONTENTS): Adjust.
3981 (SMALL_REGISTER_CLASSES): Adjust.
3982 (REG_ALLOC_ORDER): Adjust.
3983 (INDEX_REG_CLASS): Adjust.
3984 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
3985 (CONST_OK_FOR_LETTER_P): Adjust.
3986 (PREFERRED_RELOAD_CLASS): Adjust.
3987 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
3988 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
3989 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
3990 (FIRST_FP_PARM_REG): Adjust.
3991 (CALL_POPS_ARGS): Define.
3992 (FUNCTION_ARG_REGNO_P): Adjust.
3993 (struct sh_args): New fields.
3994 (GET_SH_ARG_CLASS): Adjust.
3995 (INIT_CUMULATIVE_ARGS): Adjust.
3996 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
3997 (FUNCTION_ARG_ADVANCE): Adjust.
3998 (FUNCTION_ARG): Adjust.
3999 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4000 (FUNCTION_ARG_CALLEE_COPIES): Define.
4001 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4002 (STRICT_ARGUMENT_NAMING): Define.
4003 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4004 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4005 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4006 (SETUP_INCOMING_VARARGS): Adjust.
4007 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4008 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4009 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4010 (SUBREG_OK_FOR_INDEX_P): Adjust.
4011 (EXTRA_CONSTRAINT_S): Update.
4012 (EXTRA_CONSTRAINT_T): New.
4013 (EXTRA_CONSTRAINT): Adjust.
4014 (GO_IF_LEGITIMATE_INDEX): Adjust.
4015 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4016 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4018 (MAX_MOVE_MAX): Define.
4020 (CONST_COSTS): Adjust.
4021 (REGISTER_MOVE_COST): Adjust.
4022 (BRANCH_COST): Adjust.
4023 (TEXT_SECTION_ASM_OP): Adjust.
4024 (DBX_REGISTER_NUMBER): Adjust.
4025 (ASM_OUTPUT_DOUBLE_INT): New.
4026 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4027 (PREDICATE_CODES): Adjust.
4028 (PROMOTE_MODE): Adjust.
4029 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4030 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4031 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4032 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4033 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4034 (TR0_REG, TR1_REG, TR2_REG): New.
4035 (XD0_REG): Renumber.
4036 (UNSPEC_COMPACT_ARGS): New.
4037 (type): Added pt and ptabs.
4038 (length): Default to 4 on SHmedia. Default pt length to 12
4039 and 20 on SHmedia32 and SHmedia64, respectively.
4040 (pt): New function unit.
4041 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4042 Add whitespace between operands of SHmedia instructions.
4044 (adddi3_media, addsi3_media): Adjust constraints.
4045 (subsi3) [SHmedia]: Force operand 1 into a register.
4046 (udivsi3_i1_media, udivsi3_i4_media): New.
4047 (udivsi3): Support SHmedia.
4048 (divsi3_i1_media, divsi3_i4_media): New.
4049 (divsi3): Support SHmedia.
4050 (anddi3, iordi3, xordi3): Adjust constraints.
4051 (zero_extendhidi2, zero_extendqidi2): New.
4052 (extendsidi2, extendhidi2, extendqidi2): New.
4053 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4054 (pop_e, pop_fpul, pop_4): Likewise.
4055 (movsi_media): Support FP and BT registers.
4056 (movsi_media_nofpu): New. Adjust splits to DImode.
4057 (lduw, ldub): Renamed to zero_extend* above.
4058 (movqi_media): Fix typo.
4059 (movdi_media): Support FP and BT registers.
4060 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4061 (movdi_const_32bit): New.
4062 (shori_media): Require immediate operand. Use `u' for output.
4063 (movdf_media, movsf_media): Simplified.
4064 (movdf_media_nofpu, movsf_media_nofpu): New.
4065 (movdf, movsf): Adjust
4066 (movv2sf, movv2sf, movv16sf): New.
4067 (beq_media, beq_media_i): Adjust constraints. Don't use
4068 scratch BT register.
4069 (bne_media, bne_media_i): Likewise.
4070 (bgt_media, bgt_media_i): Likewise.
4071 (bge_media, bge_media_i): Likewise.
4072 (bgtu_media, bgtu_media_i): Likewise.
4073 (bgeu_media, bgeu_media_i): Likewise.
4074 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4075 bunordered): Emit jump insn. Force operands to registers when
4077 (jump_media, jump): Simplify.
4078 (call_compact, call_compact_rettramp): New.
4079 (call_value_compact, call_value_compact_rettramp): New.
4080 (call_media, call_value_media): Simplify.
4081 (sibcall_compact, sibcall_media): New.
4082 (call, call_value): Adjust for SHmedia and SHcompact.
4083 (sibcall, sibcall_value, untyped_call): Likewise.
4084 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4085 (indirect_jump): Adjust for SHmedia.
4086 (casesi_jump_media): New.
4087 (nop): Re-enable for SHmedia.
4088 (call_site): Restrict to SH1.
4089 (casesi): Adjust for SHmedia.
4090 (casesi_shift_media, casesi_load_media): New.
4091 (return): Explicitly use PR register. Call return trampoline
4093 (return_i): Explicitly use PR register.
4094 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4095 (return_media): Adjust.
4096 (shcompact_incoming_args): New.
4098 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4099 (movstrsi): Disable on SH5.
4100 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4101 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4102 (subsf3, subsf3_media): Likewise.
4103 (mulsf3, mulsf3_media, mac_media): Likewise.
4104 (divsf3, divsf3_media): Likewise.
4105 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4106 (floatsisf2, fux_truncsfsi2): Likewise.
4107 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4109 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4110 (cmpunsf_media, cmpsf): Likewise.
4111 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4112 (abssf2, abssf2_media): Likewise.
4113 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4114 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4115 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4116 (floatsidf2, fix_truncdfsi2): Likewise.
4117 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4119 (cmpeqdf_media, cmpgtdf_media): Likewise.
4120 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4121 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4122 (absdf2, absdf2_media): Likewise.
4123 (extendsfdf2, extendsfdf2_media): Likewise.
4124 (truncsfdf2, truncsfdf2_media): Likewise.
4125 * config/sh/sh64.h: New file.
4126 * config/sh/t-sh64: New file.
4127 * config/sh/shmedia.h: New file.
4128 * config/sh/ushmedia.h: New file.
4129 * config/sh/sshmedia.h: New file.
4130 * configure.in: Added sh64-*-elf.
4131 * configure: Rebuilt.
4132 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4133 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4134 (reg_class_from_letter): Use `b' for TARGET_REGS.
4135 (print_operand): Support `%M', `%m', `AND' and
4136 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4137 (andcosts): Adjust for SHmedia.
4138 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4140 (target_reg_operand): New function.
4141 * config/sh/sh-protos.h (target_reg_operand): Declare.
4142 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4143 FP registers on SH5.
4144 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4146 (TARGET_REGISTER_P): New macro.
4147 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4148 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4149 (EXTRA_CONSTRAINT_S): New macro.
4150 (EXTRA_CONSTRAINT): Adjust.
4151 (FLOAT_TYPE_SIZE): Define to 32.
4152 (Pmode): DImode on SHmedia.
4153 (CONST_COSTS): Adjust for SHmedia literals.
4154 (PREDICATE_CODES): Added target_reg_operand.
4155 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4156 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4157 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4158 (cmpdi): Accept SHmedia.
4159 (movdicc_false, movdicc_true): New insns.
4160 (movdicc): New expand.
4161 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4163 (addsi3_media): Match `S' constraint.
4164 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4165 (negdi2): Expand for SHmedia.
4166 (one_cmpldi2): New expand.
4167 (zero_extendsidi2): Change from expand to insn.
4168 (extendsidi2): Add constraints.
4169 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4170 LD/ST address. Fix SI immediate loading split.
4171 (movhi_media, movqi_media, lduw, ldub): New insns.
4172 (movhi, movqi): Accept SHmedia.
4173 (shori_media, movdi_media): Relax input constraints. Split
4175 (movdf_media, movsf_media): New insn. New split to movdi.
4176 (movdf, movsf): Match on SHmedia.
4177 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4178 bgeu_media): New insns and splits. New insns with `_i' suffix.
4179 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4180 (bunordered): New expand.
4181 (jump_compact): Renamed from `jump'.
4182 (jump_media): New insn.
4184 (call_media, call_value_media): New insns.
4185 (call, call_value): Adjust.
4186 (indirect_jump_compact): Renamed from `indirect_jump'.
4187 (indirect_jump_media): New insn.
4188 (indirect_jump): New expand.
4189 (untyped_call, return): Accept SHmedia.
4190 (return_media): New insn.
4191 (prologue, epilogue, blockage): Accept SHmedia.
4192 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4193 (sunordered): New expand.
4194 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4195 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4196 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4197 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4198 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4199 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4200 abssf2_media): New insns.
4201 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4202 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4203 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4204 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4205 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4206 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4207 absdf2_media): New insns.
4208 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4209 (extendsfdf2_media, truncdfsf2_media): New insns.
4210 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4211 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4212 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4213 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4214 * config/sh/sh.md (adddi3): New expand.
4215 (adddi3_media, adddi3z_media): New insns.
4216 (adddi3_compact): Renamed from adddi3.
4217 (addsi3_media): Use add.l r63 to add constant zero.
4218 (subdi3): New expand.
4219 (subdi3_media): New insn.
4220 (subdi3_compact): Renamed from subdi3.
4221 (mulsidi3): New expand.
4222 (mulsidi3_media): New insn.
4223 (mulsidi3_compact): Renamed from mulsidi3.
4224 (umulsidi3): New expand.
4225 (umulsidi3_media): New insn.
4226 (umulsidi3_compact): Renamed from umulsidi3.
4227 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4228 (ashlsi3, ashrsi3, lshrsi3): Use them.
4229 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4230 (ashldi3, ashrdi3, lshrdi3): Use them.
4231 (zero_extendsidi2): New expand.
4232 (extendsidi2): New insn.
4233 (movsi_media): New insn. Split to movdi to load constants.
4234 (movsi): Enable for shmedia.
4235 (movdi_media): New insn. Use shori_media to load wide constants.
4236 (short_media): New insn.
4237 (movdi): Enable for shmedia.
4238 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4239 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4240 (SUBTARGET_CPP_SPEC): Added `!m5'.
4241 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4242 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4243 to all other SH variants.
4244 (TARGET_DEFAULT): Set to SH1_BIT.
4245 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4246 (BITS_PER_WORD): Raise to 64 on shmedia.
4247 (MAX_BITS_PER_WORD): Change to 64.
4248 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4249 (INT_TYPE_SIZE): Keep as 32.
4250 (UNITS_PER_WORD): Raise to 8 on shmedia.
4251 (MIN_UNITS_PER_WORD): Keep as 4.
4252 (POINTER_SIZE): Raise to 64 on shmedia.
4253 (CONST_OK_FOR_J): New macro.
4254 (CONST_OK_FOR_LETTER_P): Use it.
4255 (processor_type): Add PROCESSOR_SH5.
4256 * config/sh/sh.md: Conditionalize all expands, insns and
4257 splits to TARGET_SH1.
4259 (addsi3_compact): Renamed from...
4260 (addsi3): Now an expand.
4261 (addsi3_media, subsi3_media): New insns.
4262 (subsi3): Don't negate constants with SHmedia.
4264 * hooks.c: New file.
4265 * hooks.h: New file.
4266 * Makefile.in (HOOKS_H): New.
4267 (TARGET_DEF_H): Added $(HOOKS_H).
4268 (OBJS): Added hooks.o.
4269 (cfgcleanup.o, bb-reorder.o): Added target.h.
4270 (hooks.o): Added dependencies.
4271 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4272 (TARGET_INITIALIZER): this.
4273 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4274 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4275 * bb-reorder.c: Include target.h.
4276 (reorder_basic_blocks): Skip if cannot modify jumps.
4277 * cfgcleanup.c: Include target.h.
4278 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4280 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4282 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4283 Protect jump delay slot instructions with .set noreorder and
4286 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4288 * config/mips/mips.md (casesi_internal_di): Calculate
4289 the index into the target offset table correctly.
4291 2002-02-08 Richard Henderson <rth@redhat.com>
4293 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4294 * final.c (output_addr_const): Accept and discard SUBREG.
4295 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4296 mark them unknown instead.
4297 (simplify_subtraction): Handle RTX_UNKNOWN.
4298 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4300 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4302 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4304 2002-02-08 Richard Henderson <rth@redhat.com>
4306 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4308 2002-02-08 Andreas Jaeger <aj@suse.de>
4310 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4311 * config/i386/t-linux64: New file.
4313 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4315 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4316 * c-parse.in (compstmt): Clear last_expr_type.
4318 2002-02-07 Richard Henderson <rth@redhat.com>
4320 * loop.c (strength_reduce): Sink final_value when not
4323 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4325 * config/sparc/freebsd.h: Fix mismatched spec {.
4327 2002-02-07 Richard Henderson <rth@redhat.com>
4329 * cfgrtl.c: Include recog.h and insn-config.h.
4330 (keep_with_call_p): Fix general_operand invocation.
4331 * Makefile.in (cfgrtl.o): Update dependencies.
4333 2002-02-07 Kazu Hirata <kazu@hxi.com>
4335 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4336 comment. Accept HImode only if TARGET_H8300.
4338 2002-02-07 Eric Christopher <echristo@redhat.com>
4340 * config/mips/crtn.asm: Cleanup #ifdefs.
4342 2002-02-07 Eric Christopher <echristo@redhat.com>
4344 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4345 register 7 as RA instead of $31.
4346 * config/mips/crtn.asm: Ditto.
4347 * config/mips/mips.c (mips_move_2words): Add case for
4348 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4349 (compute_frame_size): Fix typo.
4350 (save_restore_insns): Ditto. Make documentation about using
4351 register $7 as return register more precise.
4352 (mips_expand_epilogue): Fix comment. Add code to work around not
4353 being able to add to the stack pointer directly.
4354 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4355 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4358 2002-02-07 Tom Rix <trix@redhat.com>
4360 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4361 immediates in ldu and stdu DS opcode field.
4362 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4363 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4364 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4366 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4368 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4369 offset for stack bias.
4371 2002-02-07 H.J. Lu <hjl@gnu.org>
4373 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4375 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4377 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4379 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4381 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4382 * i386.c (x86_order_regs_for_local_alloc): New global function.
4383 * i386.h (REG_ALLOC_ORDER): CLeanup.
4384 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4386 2002-02-07 Richard Henderson <rth@redhat.com>
4388 PR optimization/2463
4389 * alias.c (find_base_value): Recall base values for fixed hard regs.
4390 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4392 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4394 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4397 2002-02-06 Richard Henderson <rth@redhat.com>
4400 * stmt.c (resolve_operand_name_1): Take more care with mixed
4401 named and unnamed operands.
4403 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4404 Jan Hubicka <jh@suse.cz>
4406 * loop.c (remove_constant_addition): Avoid clobbering a shared
4409 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4411 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4412 * config/s390/t-linux64: New file.
4413 * config/s390/libgcc-glibc.ver: New file.
4415 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4417 * config/s390/linux64.h: Delete file.
4418 * config/s390/s390x.h: New file.
4419 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4420 as target header file.
4421 * config/s390/linux.h (TARGET_VERSION): Define depending on
4422 DEFAULT_TARGET_64BIT.
4423 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4424 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4425 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4426 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4427 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4428 (EXTRA_SPEC): New define.
4429 * config/s390/s390.h (TARGET_VERSION): Define depending on
4430 DEFAULT_TARGET_64BIT.
4431 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4433 2002-02-06 Jason Merrill <jason@redhat.com>
4435 * c-decl.c (finish_function): Warn about a non-void function with
4436 no return statement and no abnormal exit.
4437 (current_function_returns_abnormally): New variable.
4438 (start_function): Clear it.
4439 (struct c_language_function): Add returns_abnormally.
4440 (push_c_function_context): Save it.
4441 (pop_c_function_context): Restore it.
4442 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4443 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4444 an explicit return type.
4445 * c-tree.h: Declare current_function_returns_abnormally.
4446 (C_FUNCTION_IMPLICIT_INT): New macro.
4447 * c-typeck.c (build_function_call): Set it.
4448 (c_expand_return): Set current_function_returns_value even if the
4451 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4454 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4455 unsafe for reevaluation.
4457 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4460 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4461 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4463 2002-02-06 Richard Henderson <rth@redhat.com>
4465 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4466 be a general_operand. Dest for function value must be a pseudo.
4468 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4470 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4471 as SYMBOL_REFs from the constant pool.
4473 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4475 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4476 passed by invisible reference.
4478 2002-02-05 Richard Henderson <rth@redhat.com>
4480 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4482 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4484 Implement using "base addresses" in insn operands as default.
4485 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4486 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4487 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4488 used to read the rtx value.
4489 (mmix_target_asm_function_epilogue): Fix spacing.
4490 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4491 (mmix_legitimate_address): Ditto.
4492 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4493 should be loaded with a GETA insn. Don't allocate needless extra
4494 char for nul termination and fix misleading comment.
4495 (mmix_print_operand_address): Handle constants if
4496 TARGET_BASE_ADDRESSES.
4497 (mmix_output_register_setting): Use base addressing if
4498 TARGET_BASE_ADDRESSES and the number of insns is 3.
4499 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4500 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4501 to use R as constraint, add LDA to match s.
4502 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4503 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4504 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4505 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4506 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4507 order with other fixed registers.
4508 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4509 other parameter/call-clobbered registers.
4510 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4511 -mbase-addresses, -mno-base-addresses.
4512 (MMIX Options): Ditto.
4514 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4516 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4518 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4520 * config/rs6000/altivec.h: Change elem to _S_elem.
4522 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4524 * config/netbsd.h (WCHAR_TYPE): Define.
4525 (WCHAR_TYPE_SIZE): Ditto.
4527 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4528 (WCHAR_UNSIGNED): Ditto.
4529 (WCHAR_TYPE_SIZE): Ditto.
4531 * config/arm/netbsd.h: Likewise.
4532 * config/i386/netbsd-elf.h: Likewise.
4533 * config/i386/netbsd.h: Likewise.
4534 * config/m68k/netbsd-elf.h: Likewise.
4535 * config/m68k/netbsd.h: Likewise.
4536 * config/ns32k/netbsd.h: Likewise.
4537 * config/sparc/netbsd.h: Likewise.
4538 * config/vax/netbsd.: Likewise.
4540 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4542 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4543 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4544 (TARGET_INITIALIZER): this.
4545 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4546 (BITFIELD_NBYTES_LIMITED): Markup fix.
4547 * tree.h (default_ms_bitfield_layout_p): Declare.
4548 (record_layout_info): Added prev_field.
4549 * tree.c (default_ms_bitfield_layout_p): New fn.
4550 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4551 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4552 * stor-layout.c: Include target.h.
4553 (start_record_layout): Initialize prev_field.
4554 (place_field): Handle MS bit-field layout, and disregard
4555 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4556 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4557 * Makefile.in (stor-layout.o): Adjust dependencies.
4559 2002-02-05 Jason Merrill <jason@redhat.com>
4561 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4563 2002-02-05 Andreas Jaeger <aj@suse.de>
4565 * crtstuff.c: Fix comments.
4567 2002-02-05 Richard Henderson <rth@redhat.com>
4570 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4571 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4574 * config/mips/mips.c (function_arg): Handle TImode.
4575 (function_arg_advance): Likewise.
4577 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4579 * config/rs6000/altivec.h (vec_step_help): Rename to
4582 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4584 * config/rs6000/altivec.h: Fix typos.
4586 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4588 * config/arm/netbsd.h: Correct a comment.
4590 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4592 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4593 building void typed builtins.
4595 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4596 (vec_step): Implement for C++.
4598 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4600 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4602 2002-02-04 Richard Henderson <rth@redhat.com>
4604 * combine.c (nonzero_bits): Re-introduce special case for
4605 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4607 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4609 * doc/extend.texi: Warn about unsupported usage of altivec
4612 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4613 (altivec_predicate_*): New.
4615 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4616 Add C++ version of vec_*() functions.
4618 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4619 (bdesc_2arg): Remove altivec predicates.
4620 (altivec_expand_builtin): Handle predicates.
4621 (altivec_init_builtins): Handle predicates.
4622 (altivec_expand_predicate_builtin): New.
4624 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4626 * pa.c (DO_FRAME_NOTES): Move forward.
4627 (store_reg): Revise handling of frame notes.
4628 (load_reg): Likewise.
4629 (set_reg_plus_d): Likewise.
4630 (hppa_expand_prologue): Likewise.
4631 (hppa_expand_epilogue): Likewise.
4633 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4635 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4637 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4639 PR c/4475, c++/3780:
4640 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4641 * c-common.h (SWITCH_TYPE): Define.
4642 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4643 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4644 Rename spareness variable to sparseness.
4645 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4646 if non-NULL instead of TREE_TYPE (orig_index).
4647 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4648 (expand_end_case): Define using expand_end_case_type.
4649 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4650 to expand_end_case_type.
4651 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4653 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4655 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4656 (BIGGEST_ALIGNMENT): Change to 128.
4658 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4660 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4662 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4664 * pa.md (call_internal_reg_64bit): Remove unused variable.
4666 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4668 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4670 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4671 * config/arm/arm.c (current_function_anonymous_args): Delete,
4672 replace uses with cfun->machine->uses_anonymous_args.
4673 (arm_reorg): Do not reset uses_anonymous_args.
4675 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4676 any geenral register.
4678 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4680 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4683 2002-02-04 Richard Henderson <rth@redhat.com>
4685 * combine.c (force_to_mode): Remove STACK_BIAS code.
4686 (nonzero_bits): Likewise. Replace sp/fp special case with
4687 REGNO_POINTER_ALIGN.
4689 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4690 (HARD_FRAME_POINTER_REGNUM): New.
4691 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4692 (FIXED_REGS, CALL_USED_REGS): Update.
4693 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4694 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4695 (HARD_REGNO_NREGS): Update for SFP.
4696 (STACK_POINTER_OFFSET): Include bias here ...
4697 (FIRST_PARM_OFFSET): ... not here.
4698 (STACK_BIAS): Remove.
4699 (INIT_EXPANDERS): New.
4700 (STARTING_FRAME_OFFSET): Do not include bias.
4701 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4702 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4703 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4704 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4705 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4706 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4707 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4708 (MUST_SAVE_REGISTER): Likewise.
4709 (sparc_flat_function_prologue): Likewise.
4710 (sparc_flat_function_epilogue): Likewise.
4711 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4712 (sparc_init_modes): SFP is GENERAL_REGS.
4713 (sparc_builtin_saveregs): SFP does not have bias applied.
4715 2002-02-04 Richard Henderson <rth@redhat.com>
4717 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4718 current_function_is_thunk.
4719 (alpha_sa_mask): Distinguish between current_function_is_thunk
4720 called from ASM_OUTPUT_MI_THUNK and not.
4721 (alpha_does_function_need_gp): Thunks always need gp.
4722 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4723 (alpha_output_mi_thunk_osf): New.
4724 * config/alpha/alpha-protos.h: Update.
4725 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4727 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4729 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4730 function types, not when they're taken away.
4732 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4734 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4735 CODE_LABEL and jump table when replacing a table jump with a
4738 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4740 * config/s390/s390-protos.h (legitimize_la_operand,
4741 s390_secondary_input_reload_class, s390_plus_operand,
4742 s390_expand_plus_operand): Add prototypes.
4744 config/s390/s390.c (s390_secondary_input_reload_class,
4745 s390_plus_operand, s390_expand_plus_operand): New functions.
4747 (struct s390_address): New member 'pointer'.
4748 (s390_decompose_address): Compute it.
4749 (legitimate_la_operand_p): Use it.
4750 (legitimize_la_operand): New function.
4751 (movti, movdi, movdf splitters): Call it.
4753 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4754 (PREDICATE_CODES): Add s390_plus_operand.
4756 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4757 (la_ccclobber): Allow GENERAL_REGS as output operand.
4759 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4760 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4761 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4763 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4765 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4766 register names for regular asm () construct.
4768 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4770 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4773 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4775 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4778 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4780 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4781 constant pool to be identical by string address and index.
4783 2002-02-04 Anthony Green <green@redhat.com>
4785 * output.h (SECTION_OVERRIDE): Define.
4786 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4788 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4790 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4791 by existing arm*-*-netbsd* (a.out) target.
4792 (ns32k-*-netbsdelf*): Likewise.
4793 (sparc-*-netbsdelf*): Likewise.
4794 (vax-*-netbsdelf*): Likewise.
4796 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4798 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4799 headers and libobjc headers.
4801 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4803 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4804 (_mingw.h): Remove duplicate include.
4806 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4808 * config.gcc: Set cpu_type to m68k for 68010, as well.
4809 (m68010-*-netbsdelf*): New...
4810 (m68k*-*-netbsdelf*): ...targets.
4811 * config/m68k/netbsd-elf.h: New file.
4813 2002-02-02 Kazu Hirata <kazu@hxi.com>
4815 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4817 2002-02-02 Kazu Hirata <kazu@hxi.com>
4819 * config/h8300/h8300.c (h8_push_ops): Move inside
4821 (h8_pop_ops): Likewise.
4822 (h8_move_ops): Likewise.
4824 2002-02-02 Kazu Hirata <kazu@hxi.com>
4826 * config/h8300/h8300.c (os_task): Make it static.
4827 (monitor): Likewise.
4828 (pragma_saveall): Likewise.
4830 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4832 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4833 constant is a valid sign-extension for Pmode.
4835 2002-02-02 Kazu Hirata <kazu@hxi.com>
4837 * config/h8300/h8300.c: Fix formatting.
4839 2002-02-02 Kazu Hirata <kazu@hxi.com>
4841 * config/h8300/h8300.md: Fix formatting.
4843 2002-02-02 Kazu Hirata <kazu@hxi.com>
4845 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4846 predicates of operands[1]. Split the patterns for each
4849 2002-02-02 Kazu Hirata <kazu@hxi.com>
4851 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4852 of operands[1] to register_operand.
4854 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4856 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4857 * cpphash.c (_cpp_init_hashtable): Similarly.
4858 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4859 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4860 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4861 (cpp_handle_option): Handle the new options.
4862 * cpplex.c (cpp_interpret_charconst): Use new flag.
4863 * cpplib.h (struct cpp_options): New member signed_char.
4864 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4865 (cpp_options): Handle -fsigned-char and -funsigned-char.
4866 (static_specs): Remove signed_char_spec.
4867 (do_spec1): Don't handle %c.
4868 * system.h: Poison SIGNED_CHAR_SPEC.
4869 * tradcif.y (yylex): Use flag_signed_char.
4870 * tradcpp.h (flag_signed_char): New.
4871 * tradcpp.c (flag_signed_char): New.
4872 (main): Handle new command-line options.
4873 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4875 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4876 * avr/avr.h: Remove old comments.
4877 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4878 (CC1_SPEC): Pass -fsigned-char if -mic*.
4879 (SIGNED_CHAR_SPEC): Remove.
4881 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4883 2002-02-01 Eric Christopher <echristo@redhat.com>
4885 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4886 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4887 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4888 (ASM_OUTPUT_REG_POP): Ditto.
4890 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4892 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4895 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4897 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4899 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4902 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4905 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4907 * cfganal.c: Include tm_p.h.
4908 (keep_with_call_p): Fix the test that determines if a register holds
4909 the return value of a call.
4911 2002-02-01 DJ Delorie <dj@redhat.com>
4913 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4914 we are given conflicting registers, switch to the other one we
4915 had allocated for us.
4916 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4917 as TImode so we know when the "other" register is available.
4919 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4921 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4924 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4926 * cfganal.c (keep_with_call_p): New function.
4927 (flow_call_edges_add): Prevent splitting a block between a call and
4928 a single-set instruction that should be kept in the same block.
4930 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4932 * doc/install.texi (avr): Update outdated URL.
4934 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4936 * config/stormy16/stormy16.md (pushqi): New.
4940 (movhi): Remove stack operands.
4942 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4943 nonimmediate_nonstack_operand.
4944 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4946 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4949 2002-01-31 Jason Merrill <jason@redhat.com>
4951 * Makefile.in (c-parse.c): Handle .output file.
4952 * objc/Make-lang.in (objc-parse.c): Likewise.
4954 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
4956 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
4957 the -me[lb] option is given. Don't output the default flag
4960 2002-01-31 Zack Weinberg <zack@codesourcery.com>
4962 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
4963 the primary source file; this has not been done yet.
4964 * c-decl.c (c_expand_body): Reset input_filename from
4965 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
4967 2002-01-31 Kazu Hirata <kazu@hxi.com>
4969 * rtlanal.c (subreg_regno_offset): Do not use
4970 SUBREG_REGNO_OFFSET.
4971 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
4972 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
4974 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4976 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
4977 version rather than GNATS version in --version output.
4979 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
4981 * ifcvt.c (noce_process_if_block): Make a copy of the destination
4982 when copying back from a temporary.
4984 2002-01-30 Richard Henderson <rth@redhat.com>
4986 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
4987 and new_dest are the same.
4989 2002-01-30 Richard Henderson <rth@redhat.com>
4992 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
4993 * rtl.c (note_insn_name): Update.
4994 * emit-rtl.c (remove_unnecessary_notes): Kill it.
4995 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
4996 to perform loop rotation.
4997 (expand_exit_loop_top_cond): New.
4998 * tree.h (expand_exit_loop_top_cond): Declare it.
4999 * c-semantics.c (genrtl_while_stmt): Use it.
5000 (genrtl_for_stmt): Likewise.
5002 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5004 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5005 arguments to 64-bit boundaries on 64-bit ABIs.
5007 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5009 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5011 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5013 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5016 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5018 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5019 * config/sparc/sparc_bi.h: Remove file.
5020 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5022 2002-01-30 Richard Henderson <rth@redhat.com>
5024 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5026 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5028 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5030 2002-01-30 Jason Merrill <jason@redhat.com>
5032 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5033 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5034 (reg_save): Use DW_CFA_offset_extended_sf instead.
5036 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5038 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5040 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5043 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5045 * rs6000.md ("*call_value_local32"): Remove constraints.
5046 ("*call_value_local64"): Same.
5047 ("*call_value_indirect_nonlocal_aix32"): Same.
5048 ("*call_value_nonlocal_aix32"): Same.
5049 ("*call_value_indirect_nonlocal_aix64"): Same.
5050 ("*call_value_nonlocal_aix64"): Same.
5051 ("*call_value_nonlocal_sysv"): Same.
5053 2002-01-29 Richard Henderson <rth@redhat.com>
5055 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5057 2002-01-29 Richard Henderson <rth@redhat.com>
5059 * expr.c (force_operand): Ignore flag_pic for detecting pic
5061 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5062 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5063 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5064 instead of open-coded loop.
5065 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5066 be fixed when in use.
5068 2002-01-29 Richard Henderson <rth@redhat.com>
5070 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5071 * sched-rgn.c (propagate_deps): Update them.
5072 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5073 clobbers list when either gets too long.
5075 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5077 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5078 and INDEX_REGS the same as GENERAL_REGS.
5079 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5081 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5083 * tree.c (build_nonstandard_integer_type): Correct prototype.
5085 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5087 * config/s390/s390.md (movstrsico, movstrdix_64,
5088 movstrsix_31): Remove, replace by ...
5089 (movstrdi_short, movstrsi_short, movstrdi_long,
5090 movstrsi_long): ... these. New.
5091 (movstrdi, movstrsi): Adapt.
5093 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5094 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5095 Remove unnecessary CC clobber.
5096 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5097 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5099 (divmoddi4): Don't partially initialize TImode register.
5101 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5103 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5105 2002-01-29 Richard Henderson <rth@redhat.com>
5107 * flow.c (print_rtl_and_abort): Remove.
5108 (print_rtl_and_abort_fcn): Remove.
5109 (verify_local_live_at_start): Use dump_bb instead.
5110 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5111 (verify_wide_reg_1): Return 2 on mode test failure.
5113 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5115 PR c/3325, c/3326, c/2511, c/3347
5116 * c-decl.c (enum_decl_context): Remove BITFIELD.
5117 (grokdeclarator): Take bitfield width as an input.
5118 Ensure bitfields are given the correct type. Perform
5119 bitfield width validation with build_bitfield_integer_type
5120 rather than waiting for finish_struct.
5121 (grok_typename, grok_typename_in_parm_context, start_decl,
5122 push_parmdecl, grokfield, start_function): Update calls to
5124 (build_bitfield_integer_type): New function.
5125 (finish_struct): Move bitfield validation to grokdeclarator
5126 and build_bitfield_integer_type.
5127 * tree.c (build_nonstandard_integer_type): New function.
5128 * tree.h (build_nonstandard_integer_type): New prototype.
5130 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5132 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5135 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5136 don't ignore unrecognized -W* options.
5137 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5138 * cpplib.h (cpp_handle_option): Adjust prototype.
5139 * c-decl.c (c_decode_options): Pass 0 as last argument to
5143 * gcc.c (cpp_unique_options): Split from cpp_options.
5144 (cpp_options): Source cpp_unique_options.
5145 (default_compilers): Use cpp_unique_options instead of cpp_options
5146 when used together with cc1_options.
5147 (static_specs): Add cpp_unique_options.
5148 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5149 when used together with cc1_options.
5151 2002-01-29 Kazu Hirata <kazu@hxi.com>
5153 * config/h8300/h8300-protos.h: Update the prototype of
5155 * config/h8300/h8300.c (output_a_shift): Remove an unused
5156 argument 'insn'. Remove redundant code.
5157 * config/h8300/h8300.md: Adust to the new prototype of
5160 2002-01-29 Kazu Hirata <kazu@hxi.com>
5162 * config/h8300/h8300-protos.h: Update the prototypes of
5163 emit_a_rotate and expand_a_rotate.
5164 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5165 first argument to 'enum rtx_code'.
5166 (expand_a_rotate): Likewise.
5168 2002-01-28 Kazu Hirata <kazu@hxi.com>
5170 * config/h8300/h8300-protos.h: Update the prototype of
5172 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5174 * config/h8300/h8300.md: Adjust to the new prototype.
5176 2002-01-28 Kazu Hirata <kazu@hxi.com>
5178 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5181 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5183 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5184 is a fixed register before returning pic_offset_table_rtx.
5185 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5186 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5188 2002-01-28 Jason Merrill <jason@redhat.com>
5190 * dwarf2.h: Sync with src version.
5192 2002-01-28 Paul Koning <pkoning@equallogic.com>
5194 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5196 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5197 * doc/extend.texi (__builtin_prefetch): Update documentation:
5198 first argument is now const void ptr.
5200 2002-01-28 Kazu Hirata <kazu@hxi.com>
5202 * config/h8300/h8300-protos.h: Remove an unused prototype.
5204 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5206 * toplev.c (lang_independent_init): Round up identifier size.
5208 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5210 * config.gcc: Revert previous change.
5212 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5214 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5216 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5218 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5219 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5220 other non-elf netbsd config frags.
5221 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5222 collect2 will does that.
5223 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5224 shared-lib frobbing will work.
5226 2002-01-28 Kazu Hirata <kazu@hxi.com>
5228 * config/h8300/h8300.h: Fix formatting.
5229 * config/h8300/h8300.md: Likewise.
5231 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5233 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5234 the old, removed AAA_standards fix.
5235 * fixinc/fixincl.x: Rebuilt.
5237 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5239 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5240 atexit call in crtbegin, hooked in after call to frame_dummy;
5241 register EH before registering __fini__start.
5243 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5245 * config/rs6000/altivec.h: Remove spurious semicolons.
5247 2002-01-27 Kazu Hirata <kazu@hxi.com>
5249 * config/h8300/h8300.md: Replace dead bit extraction patterns
5250 with ones that work.
5252 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5254 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5255 if not STRICT_ALIGNMENT.
5256 * rtl.h (MEM_ALIGN): Likewise.
5258 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5260 * doc/invoke.texi (-fdump-translation-unit): Revert this
5261 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5263 2002-01-27 Kazu Hirata <kazu@hxi.com>
5265 * config/h8300/h8300.md (define_constants): New.
5266 (anonymous patterns) Use defined constants appropriately.
5268 2002-01-27 Kazu Hirata <kazu@hxi.com>
5270 * config/h8300/h8300.c (function_arg): Remove redundant code.
5272 2002-01-26 Richard Henderson <rth@redhat.com>
5274 * sched-deps.c (reg_pending_uses_head): New.
5275 (reg_pending_barrier): Rename from reg_pending_sets_all.
5276 (find_insn_list): Don't mark inline.
5277 (find_insn_mem_list): Remove.
5278 (add_dependence_list, add_dependence_list_and_free): New.
5279 (flush_pending_lists): Replace only_write param with separate
5280 for_read and for_write parameters. Update all callers. Use
5281 add_dependence_list_and_free.
5282 (sched_analyze_1): Do not add reg dependencies here; just set
5283 the pending bits. Use add_dependence_list.
5284 (sched_analyze_2): Likewise.
5285 (sched_analyze_insn): Replace schedule_barrier_found with
5286 reg_pending_barrier. Add all dependencies for pending reg
5287 uses, sets, and clobbers.
5288 (sched_analyze): Don't add reg dependencies for calls, just
5289 set pending bits. Use regs_invalidated_by_call. Treat
5290 sched_before_next_call as a normal list, not a fake insn.
5291 (init_deps): No funny init for sched_before_next_call.
5292 (free_deps): Free pending mems lists. Don't zero reg_last.
5293 (init_deps_global): Init reg_pending_uses.
5294 (finish_deps_global): Free it.
5295 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5296 (find_insn_mem_list): Remove.
5297 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5298 (propagate_deps): Use them. Zero temp mem lists.
5300 2002-01-26 Richard Henderson <rth@redhat.com>
5302 * Makefile.in (CRTSTUFF_CFLAGS): New.
5303 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5304 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5305 crtstuff.c instead of alpha assembly version.
5306 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5307 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5308 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5309 (__do_global_dtors_aux): Mark used.
5310 (frame_dummy, __do_global_ctors_aux): Mark used.
5311 (fini_dummy, init_dummy): Remove.
5313 * config/alpha/crtbegin.asm: Remove file.
5314 * config/alpha/crtend.asm: Remove file.
5315 * config/alpha/t-crtbe: Remove file.
5316 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5317 (LINK_EH_SPEC): New.
5319 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5320 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5321 calling constructors.
5322 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5324 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5325 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5326 CRT_END_INIT_DUMMY hack.
5327 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5328 FORCE_{INIT,FINI}_SECTION_ALIGN.
5330 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5331 FORCE_{INIT,FINI}_SECTION_ALIGN.
5333 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5334 invocation sequence.
5335 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5337 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5338 (FORCE_CODE_SECTION_ALIGN): New.
5340 2002-01-26 Richard Henderson <rth@redhat.com>
5342 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5344 2002-01-26 Richard Henderson <rth@redhat.com>
5346 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5347 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5349 2002-01-26 Kazu Hirata <kazu@hxi.com>
5351 * config/h8300/h8300.md: Remove bit extraction patterns that
5352 cannot be triggered.
5353 Restrict each bit extraction pattern to a variant on which the
5356 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5358 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5360 2002-01-26 Kazu Hirata <kazu@hxi.com>
5362 * config/h8300/h8300.md: Remove bit test patterns that cannot
5364 Restrict each bit test pattern to a variant on which the
5367 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5369 * builtins.c (expand_builtin_strncat): Remove redundant check for
5372 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5374 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5376 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5379 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5381 * dbxout.c (dbxout_init): Use assemble_name rather than just
5382 stripping off the first character.
5383 (dbxout_source_file): Likewise.
5385 2002-01-25 DJ Delorie <dj@redhat.com>
5387 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5388 using rtx_equal_p, not by comparing pointers.
5390 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5392 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5393 for PIC_OFFSET_TABLE_REGNUM.
5394 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5396 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5398 * config.gcc (x86_64-*-freebsd*): New target.
5399 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5401 (i[34567]86-*-freebsd*): Don't include svr4.h.
5402 * config/i386/freebsd64.h: New file.
5404 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5406 * config/alpha/x-vms (version): Make static.
5408 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5409 in previous checkin.
5411 * Makefile.in (install-headers-cp): New target.
5412 * config.gcc (alpha-dec-*vms*): Install headers with
5415 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5417 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5420 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5422 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5423 of compare_tree_int.
5424 (expand_builtin_strncat): Likewise.
5425 * c-decl.c (finish_struct): Use tree_low_cst.
5426 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5427 * tree.c (compare_tree_int): Likewise.
5429 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5431 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5432 adjustments even if they are implemented by more than two insns.
5434 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5436 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5437 * df.h (struct ref): Kill B.
5438 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5440 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5441 * flow.c (propagate_one_insn): Use it.
5442 (mark_used_regs): Handle NIL.
5444 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5446 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5449 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5451 * rs6000.md (prefetch): Make address V4SI mode so that the address
5452 is restricted to legitimate form for instruction.
5454 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5456 * doc/install.texi (xtensa-*-elf): New target.
5457 (xtensa-*-linux*): New target.
5458 * doc/contrib.texi: Add myself.
5460 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5462 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5463 purpose register to hold an SImode (or smaller) value.
5465 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5467 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5469 * crtstuff.c: Likewise.
5471 2002-01-25 Kazu Hirata <kazu@hxi.com>
5473 * config/h8300/h8300.md (negation patterns): Tighten
5474 predicates to register_operand.
5476 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5478 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5481 * builtins.c (expand_builtin_prefetch): Same.
5483 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5485 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5488 2002-01-24 Kazu Hirata <kazu@hxi.com>
5490 * config/h8300/h8300.c (print_operand): Remove support for
5491 operand character 'A'.
5492 * config/h8300/h8300.md (three anonymous patterns): Replace
5493 operand character 'A' with either 'T' or 'S'.
5495 2002-01-24 Kazu Hirata <kazu@hxi.com>
5497 * config/h8300/h8300.c (print_operand): Remove support for
5498 operand character 'U'.
5500 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5502 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5504 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5506 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5507 values to be assigned to the stack pointer.
5509 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5511 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5512 to const_double needs to be done right for big-endian systems.
5514 2002-01-24 Jason Merrill <jason@redhat.com>
5517 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5518 to can_throw_internal.
5520 2002-01-23 Richard Henderson <rth@redhat.com>
5522 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5523 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5525 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5527 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5528 (symGOT2reg): Use them, then set as GOT value as unchanging.
5529 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5530 as a temporary, if possible.
5531 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5532 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5534 2002-01-23 Kazu Hirata <kazu@hxi.com>
5536 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5537 accept to accept 0x80 as operands[2].
5539 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5541 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5543 2002-01-23 Richard Henderson <rth@redhat.com>
5545 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5547 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5549 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5550 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5553 2002-01-23 Richard Henderson <rth@redhat.com>
5555 * expr.c (move_by_pieces_1): Extend size before negation.
5557 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5558 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5559 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5560 * config/m68k/t-m68kelf: Likewise.
5562 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5564 * config/xtensa/elf.h: New file.
5565 * config/xtensa/lib1funcs.asm: New file.
5566 * config/xtensa/lib2funcs.S: New file.
5567 * config/xtensa/linux.h: New file.
5568 * config/xtensa/t-xtensa: New file.
5569 * config/xtensa/xtensa-config.h: New file.
5570 * config/xtensa/xtensa-protos.h: New file.
5571 * config/xtensa/xtensa.c: New file.
5572 * config/xtensa/xtensa.h: New file.
5573 * config/xtensa/xtensa.md: New file.
5574 * config.gcc (xtensa-*-elf*): New target.
5575 (xtensa-*-linux*): New target.
5576 * cse.c (canon_hash): Compare rtx pointers instead of register
5577 numbers. This is required for the Xtensa port.
5578 * integrate.c (copy_insn_list): Handle case where the static
5579 chain is in memory and the memory address has to be copied to
5581 * doc/invoke.texi (Option Summary): Add Xtensa options.
5582 (Xtensa Options): New node.
5583 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5585 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5587 * diagnostic.c (internal_error): Do ICE suppression only
5588 when ENABLE_CHECKING is not defined.
5590 * c-typeck.c (require_complete_type): Return error_mark_node
5591 if type is error_mark_node.
5593 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5595 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5596 -Os and issue a warning.
5598 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5600 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5601 current (lack of) need for host configuration by hand.
5603 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5604 references. Documentation of some target macros moved from
5605 hostconfig.texi to tm.texi.
5607 2002-01-23 Will Cohen <wcohen@redhat.com>
5609 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5612 2002-01-23 Kazu Hirata <kazu@hxi.com>
5614 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5617 2002-01-23 Jason Merrill <jason@redhat.com>
5619 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5621 * function.c (assign_parms): Don't put args of inline functions
5622 into registers when not optimizing.
5624 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5626 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5627 (prologue_use): New pattern.
5628 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5629 preference to gen_rtx_USE.
5630 (thumb_expand_prologue): Use gen_prologue_use in preference to
5632 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5635 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5637 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5639 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5642 * doc/extend.texi: Correct documentation of __alignof__.
5644 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5646 * params.h: Rename arguments of DEFPARAM so that it will be
5647 recognized as a translation keyword.
5649 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5651 * extend.texi: Document altivec functions.
5652 Fix N-bit adjectives in X86 builtin documentation.
5654 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5656 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5657 auto_inc_dec values.
5659 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5661 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5663 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5665 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5667 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5669 2002-01-22 Richard Henderson <rth@redhat.com>
5671 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5672 copy_insn not copy_rtx.
5674 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5676 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5677 "nonzero" as that might add "1" bits. Ensure "constop" is
5678 properly sign extened.
5679 (force_to_mode): Tweak for sign extended constop.
5681 2002-01-22 Richard Henderson <rth@redhat.com>
5683 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5684 for_each_rtx instead of assuming we're already looking at the MEM.
5685 (split_small_symbolic_mem_operand): Likewise.
5686 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5687 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5689 2002-01-22 Richard Henderson <rth@redhat.com>
5691 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5692 sequence number for the literal.
5693 (divmoddi_internal_er): Likewise.
5695 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5698 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5699 in LIBICONV variable.
5700 * configure: Regenerated.
5702 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5704 * dependence.c (build_def_use): Remove array_idx.
5706 * dwarfout.c (last_filename): Remove.
5707 (output_compile_unit_die): Remove last_filename.
5709 2002-01-22 Roger Sayle <roger@eyesopen.com>
5710 Richard Henderson <rth@redhat.com>
5713 * fold-const.c (fold): Optimize unsigned comparisons against
5714 UINT_MAX (and similar unsigned constants).
5716 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5718 * Makefile.in (loop.o): Depend on OPTABS_H.
5719 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5720 against the predicate.
5723 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5724 for the address operand.
5726 2002-01-22 Richard Henderson <rth@redhat.com>
5728 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5730 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5733 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5736 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5738 * config.gcc (x86_64-*-netbsd*): New target.
5739 * config/i386/netbsd64.h: New file.
5741 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5743 * regrename.c (kill_value): Fix typo.
5745 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5747 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5749 * config/rs6000/rs6000.h: Same.
5751 * function.c (instantiate_virtual_regs): Remove
5752 STARTING_FRAME_PHASE.
5753 (assign_stack_local_1): Same.
5754 Calculate frame phase.
5756 2002-01-22 Nick Clifton <nickc@redhat.com>
5758 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5759 variable declaration to outer scope in order to simplify
5761 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5762 arm_hard_regno_mode_ok.
5763 * config/arm/arm-protos.h: Add a prototype for
5764 arm_hard_regno_mode_ok.
5765 * config/arm/arm.c (soft_df_operand): Remove now redundant
5766 check for DImode values using IP_REGNUM.
5767 (nonimmediate_soft_df_operand): Remove now redundant check for
5768 DImode values using IP_REGNUM.
5769 (arm_hard_regno_mode_ok): New function. New check: make sure
5770 that DImode values are not stored in IP_REGNUM.
5772 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5774 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5776 2002-01-22 Jason Merrill <jason@redhat.com>
5778 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5779 consistency if this COMPOUND_STMT is scoped.
5781 2002-01-22 Kazu Hirata <kazu@hxi.com>
5783 * predict.c: Fix formatting.
5784 * print-tree.c: Likewise.
5785 * protoize.c: Likewise.
5788 * sbitmap.h: Likewise.
5790 * sched-deps.c: Likewise.
5791 * sched-vis.c: Likewise.
5792 * sdbout.c: Likewise.
5793 * sibcall.c: Likewise.
5795 * ssa-ccp.c: Likewise.
5796 * ssa-dce.c: Likewise.
5798 * stor-layout.c: Likewise.
5799 * system.h: Likewise.
5801 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5803 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5804 if fits in bounds of base type.
5806 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5807 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5808 (add_bound_info, default): If can't find a context, make a
5810 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5812 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5814 * c-typeck.c (parser_build_binary_op): If result from
5815 build_binary_op is ERROR_MARK just return error_mark_node without
5818 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5820 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5821 Split a.out-specific bits into...
5822 * config/netbsd-aout.h: ...this.
5823 * config/netbsd-elf.h: New file.
5824 * config/alpha/netbsd-elf.h: Remove.
5825 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5826 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5827 (STARTFILE_SPEC): Remove redundant definition.
5828 (ENDFILE_SPEC): Likewise.
5829 (LINK_SPEC): Likewise.
5830 (CPP_SPEC): Likewise.
5831 (ASM_SPEC): Likewise.
5832 (LIB_SPEC): Likewise.
5833 (SWITCH_TAKES_ARG): Likewise.
5834 (TARGET_MEM_FUNCTIONS): Likewise.
5835 (CPP_PREDEFINES): Redefine.
5836 (ASM_FINAL_SPEC): Remove redefinition.
5837 (ASM_COMMENT_START): Redefine.
5838 (FUNCTION_PROFILER): Define.
5839 (TARGET_VERSION): Redefine.
5840 Comment and formatting cleanup.
5841 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5842 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5843 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5844 big- or little-endian.
5845 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5846 * config.gcc (*-*-netbsd*): Add definitions common to all
5848 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5849 gnu_ld definitions. Add netbsd-elf.h to and remove
5850 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5851 tmake_file, and don't lose previous tmake_file contents.
5852 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5853 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5854 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5855 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5856 (mipsel-*-netbsd*): Rename this to...
5857 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5858 mips/little.h to tm_file for mips*el-*.
5859 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5860 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5861 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5863 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5865 * pa-protos.h (reg_before_reload_operand): New function prototype.
5866 * pa.c (reg_before_reload_operand): New function implementation.
5867 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5870 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5872 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5874 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5876 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5877 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5878 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5879 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5880 (ENDFILE_SPEC): Undefine.
5881 (STARTFILE_SPEC): Redefine for PA.
5883 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5885 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5887 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5889 * config.gcc: Add entries to supported PowerPC --with-cpu
5892 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5894 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5895 true for 64-bit mode only SSE registers in 32-bit mode.
5897 2002-01-21 Kazu Hirata <kazu@hxi.com>
5899 * unwind-dw2.c: Fix formatting.
5900 * unwind-dw2-fde.c: Likewise.
5901 * unwind-dw2-fde.h: Likewise.
5902 * unwind-pe.h: Likewise.
5903 * varasm.c: Likewise.
5904 * varray.h: Likewise.
5906 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5908 Remove workaround for register stack overwrite bug in mmix.
5909 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5910 support for TARGET_REG_STACK_FILL_BUG.
5911 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5912 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5914 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5915 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5916 -mno-reg-stack-fill-bug-workaround.
5917 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5918 machine member has_call_without_parameters.
5919 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5920 -mreg-stack-fill-bug-workaround and
5921 -mno-reg-stack-fill-bug-workaround.
5922 (MMIX Options): Ditto.
5924 2002-01-21 Kazu Hirata <kazu@hxi.com>
5926 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5928 Remove redundant code.
5930 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5932 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5933 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5934 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5935 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5936 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5937 out target macro definitions and non-target-specific comments
5938 mostly taken from old versions of the manual.
5940 2002-01-20 Kazu Hirata <kazu@hxi.com>
5942 * config/h8300/h8300.h: Fix comment formatting.
5943 * config/ia64/aix.h: Likewise.
5944 * config/ia64/ia64-protos.h: Likewise.
5945 * config/ia64/ia64.c: Likewise.
5946 * config/ia64/ia64.h: Likewise.
5947 * config/ia64/ia64intrin.h: Likewise.
5948 * config/ia64/linux.h: Likewise.
5949 * config/ia64/unwind-aix.c: Likewise.
5950 * config/ia64/unwind-ia64.c: Likewise.
5952 2002-01-20 Kazu Hirata <kazu@hxi.com>
5954 * config/h8300/h8300.c: Revise comments about shift code.
5956 2002-01-20 Kazu Hirata <kazu@hxi.com>
5958 * config/h8300/h8300.c (function_arg): Update a comment.
5960 2002-01-20 Kazu Hirata <kazu@hxi.com>
5962 * config/h8300/h8300.md: Update the comments at the beginning
5965 2002-01-20 Kazu Hirata <kazu@hxi.com>
5967 * config/i370/i370.c: Fix comment formatting.
5968 * config/i370/i370.h: Likewise.
5969 * config/i370/i370.md: Likewise.
5970 * config/i370/linux.h: Likewise.
5972 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5974 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
5976 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
5977 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
5980 2002-01-20 Graham Stott <grahams@redhat.com>
5982 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
5984 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5986 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
5988 2002-01-19 Tom Rix <trix@redhat.com>
5990 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
5992 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
5994 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
5996 * function.c (assign_stack_local_1): Adjust x_frame_offset with
5997 STARTING_FRAME_PHASE.
5998 (STARTING_FRAME_PHASE): New.
5999 (instantiate_virtual_regs): Check saneness of
6000 STARTING_FRAME_PHASE.
6002 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6004 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6006 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6008 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6010 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6011 be used for bootstrapping GCC 3.0.
6013 2002-01-18 Kazu Hirata <kazu@hxi.com>
6015 * config/h8300/h8300.md: Fix an insn length.
6017 2002-01-18 Kazu Hirata <kazu@hxi.com>
6019 * bitmap.h: Fix comment formatting.
6020 * combine.c: Likewise.
6021 * cppfiles.c: Likewise.
6022 * c-pragma.h: Likewise.
6023 * c-typeck.c: Likewise.
6025 * dwarf2out.c: Likewise.
6026 * function.c: Likewise.
6028 * genattrtab.c: Likewise.
6029 * gthr-win32.h: Likewise.
6030 * haifa-sched.c: Likewise.
6031 * predict.c: Likewise.
6032 * rtlanal.c: Likewise.
6034 * unwind-dw2-fde.h: Likewise.
6035 * unwind-pe.h: Likewise.
6036 * vmsdbgout.c: Likewise.
6038 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6040 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6041 if type_required and passed decl.
6043 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6045 * config.gcc (cpu_type): Include altivec.h in powerpc
6049 * config/rs6000/altivec.h: New.
6051 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6053 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6054 handling information.
6055 * doc/trouble.texi (Interoperation): Add libstdc++ information
6057 (Misunderstandings): Add template instantiation and static template
6058 member information for AIX.
6060 2002-01-17 Jason Merrill <jason@redhat.com>
6062 * dbxout.c (dbxout_type): Support const and volatile.
6064 * except.c (add_partial_entry): Remove backwards compatibility code.
6065 (end_protect_partials): Likewise.
6067 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6069 * config/ia64/ia64.md (prologue_use): New.
6070 * config/ia64/ia64.c (ia64_expand_prologue): Use
6071 gen_prologue_use instead of gen_rtx_USE.
6072 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6073 as CODE_FOR_pred_rel_mutex.
6074 (ia64_sched_reorder2): Likewise.
6076 2002-01-16 Eric Christopher <echristo@redhat.com>
6078 * config/mips/r3900.h: Reformat.
6079 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6080 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6081 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6082 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6083 * config/mips/t-elf: Remove mips3 multilib.
6085 2002-01-16 H.J. Lu <hjl@gnu.org>
6087 * config/mips/linux.h: Include "mips/abi64.h".
6089 2002-01-16 H.J. Lu <hjl@gnu.org>
6091 * config/mips/t-linux: New.
6093 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6095 * config/mips/linux.h: Don't include "gofast.h".
6096 (INIT_SUBTARGET_OPTABS): Removed.
6098 2002-01-16 Kazu Hirata <kazu@hxi.com>
6100 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6102 * config/h8300/h8300.c: Likewise.
6103 * config/h8300/h8300.md: Likewise.
6105 2002-01-16 Kazu Hirata <kazu@hxi.com>
6107 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6108 spaces after an opcode name.
6109 (pushqi1_h8300hs): Likewise.
6110 (pushhi1_h8300hs): Likewise.
6112 2002-01-16 Kazu Hirata <kazu@hxi.com>
6114 * doc/extend.texi: Replace "option" with "attribute"
6117 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6119 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6120 (and:DI () (const_int -8)).
6121 (split_small_symbolic_mem_operand): Split
6122 (mem (and:DI () (const_int -8)).
6124 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6127 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6128 same way as TYPE_IMUL.
6129 (ultrasparc_sched_reorder): Likewise.
6130 * config/sparc/sparc.md (type): Add comment to update
6131 ultrasparc_sched_reorder when making changes.
6133 2002-01-16 Kazu Hirata <kazu@hxi.com>
6135 * doc/invoke.texi: Change the dump file name of block
6136 reordering pass from 28.bbro to 29.bbro.
6139 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6141 * i386.md (minsf splitter): Fix pasto.
6143 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6145 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6146 to frame pointer initialisation instruction.
6147 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6148 initialisation instruction.
6149 (soft_df_operand): Do not accept the IP register.
6150 (nonimmediate_soft_df_operand): Do not accept the IP register.
6152 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6155 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6156 MASK_V8 being both set.
6158 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6160 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6161 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6162 config/s390/s390.md (call, call_value): Add GOT register to
6163 CALL_INSN_FUNCTION_USAGE where needed.
6164 (call_exp, call_value_exp): New.
6166 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6168 * config/arm/arm.c: General formatting tidy up.
6170 2002-01-16 Graham Stott <grahams@redhat.com>
6172 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6173 cast and when casting an integer literal to "rtx" pointer.
6174 (expand_call): Likewise.
6175 * flow.c (try_pre_increment): Likewise.
6176 (find_use_as_address): Likewise.
6177 * integrate.c (expand_iline_function): Likewise.
6178 * regmove.c (try_auto_increment): Likewise.
6180 2002-01-16 Graham Stott <grahams@redhat.com>
6182 * sched-rgn.c (passed): Use sbitmap_free.
6185 (in_queue): Likewise.
6186 (in_stack): Likewise.
6188 2002-01-15 Eric Christopher <echristo@redhat.com>
6190 * flow.c (propagate_one_insn): Change to use fatal_insn.
6192 2002-01-15 Kazu Hirata <kazu@hxi.com>
6194 * expmed.c (extract_fixed_bit_field): Remove unused code.
6195 * system.h: Poison SLOW_ZERO_EXTEND.
6196 * doc/tm.texi: Remove.
6197 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6198 * config/arm/arm.h: Likewise.
6199 * config/avr/avr.h: Likewise.
6200 * config/clipper/clipper.h: Likewise.
6201 * config/convex/convex.h: Likewise.
6202 * config/d30v/d30v.h: Likewise.
6203 * config/dsp16xx/dsp16xx.h: Likewise.
6204 * config/elxsi/elxsi.h: Likewise.
6205 * config/fr30/fr30.h: Likewise.
6206 * config/h8300/h8300.h: Likewise.
6207 * config/i370/i370.h: Likewise.
6208 * config/i386/i386.h: Likewise.
6209 * config/m68k/m68k.h: Likewise.
6210 * config/mips/mips.h: Likewise.
6211 * config/ns32k/ns32k.h: Likewise.
6212 * config/pdp11/pdp11.h: Likewise.
6213 * config/pj/pj.h: Likewise.
6214 * config/s390/s390.h: Likewise.
6215 * config/sh/sh.h: Likewise.
6216 * config/stormy16/stormy16.h: Likewise.
6217 * config/v850/v850.h: Likewise.
6218 * config/vax/vax.h: Likewise.
6219 * config/we32k/we32k.h: Likewise.
6221 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6223 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6224 (altivec_lvsl): Change constraint to b.
6225 (altivec_lvsr): Same.
6226 (altivec_lvebx): Same.
6227 (altivec_lvehx): Same.
6228 (altivec_lvewx): Same.
6229 (altivec_lvxl): Same.
6230 (altivec_lvx): Same.
6231 (altivec_stvx): Add parallel.
6232 (altivec_stvxl): Same.
6233 (altivec_stvehx): Same.
6234 (altivec_stvebx): Same.
6235 (altivec_stvebx): Same.
6237 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6239 * config.gcc: Change altivec.h to altivec-defs.h.
6241 * config/rs6000/altivec.h: Delete.
6243 * config/rs6000/altivec-defs.h: Add.
6245 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6247 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6250 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6251 less than or equal to eight bytes.
6253 * vax.md (andsi3): Remove constraints and change SET destination
6254 operand type to nonimmediate_operand.
6255 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6256 when it is a CONST_INT.
6258 2002-01-15 Jason Merrill <jason@redhat.com>
6260 * c-common.def (FILE_STMT): New code.
6261 * c-common.c (statement_code_p): It's a statement.
6262 * c-common.h (stmt_tree_s): Add x_last_filename.
6263 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6264 (last_expr_filename): New macro.
6265 * c-semantics.c (begin_stmt_tree): Initialize it.
6266 (add_stmt): If the filename changed, also insert a
6268 (expand_stmt): Handle seeing one.
6270 2002-01-15 Eric Christopher <echristo@redhat.com>
6272 * flow.c (propagate_one_insn): Add error message and print out
6275 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6277 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6278 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6279 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6280 TRAMPOLINE_ALIGNMENT.
6281 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6283 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6284 PCC_BITFIELD_TYPE_MATTERS.
6285 * config/interix.h (STDC_VALUE): Remove. Use
6286 STDC_0_IN_SYSTEM_HEADERS.
6287 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6288 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6289 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6291 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6293 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6294 not work on this platform currently.
6296 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6298 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6299 readonly_warning in _().
6301 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6303 * gcc.c (delete_if_ordinary): Backout previous change.
6305 2002-01-15 Kazu Hirata <kazu@hxi.com>
6307 * config/h8300/h8300.c (print_operand): Remove support for
6308 unused operand characters.
6310 * read-rtl.c: Fix formatting.
6312 * recog.c: Likewise.
6313 * regclass.c: Likewise.
6314 * regmove.c: Likewise.
6315 * reg-stack.c: Likewise.
6316 * reload1.c: Likewise.
6317 * rtlanal.c: Likewise.
6319 2002-01-15 Kazu Hirata <kazu@hxi.com>
6321 * config/i386/i386.c: Fix formatting.
6323 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6325 * c-typeck.c (process_init_element): Don't save_expr
6326 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6328 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6330 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6331 emit optional traceback table if optimize_size or TARGET_ELF.
6332 * config/rs6000/rs6000.md (prefetch): New.
6334 2002-01-15 Andreas Jaeger <aj@suse.de>
6336 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6338 2002-01-15 Kazu Hirata <kazu@hxi.com>
6340 * mips-tfile.c: Fix formatting.
6342 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6344 * unroll.c (final_reg_note_copy): Fix previous commit.
6346 2002-01-14 Kazu Hirata <kazu@hxi.com>
6348 * config/h8300/h8300-protos.h: Remove the prototype for
6350 * config/h8300/h8300.c (eq_operator): Remove.
6352 2002-01-14 Richard Henderson <rth@redhat.com>
6354 * config/i386/i386.md (prefetch): Tidy.
6355 (prefetch_3dnow): Fix locality operand.
6357 2002-01-14 Richard Henderson <rth@redhat.com>
6359 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6360 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6362 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6364 * reload1.c (reload_combine): Pass reg_sum replacement through
6365 copy_rtx in loop performing multiple changes.
6367 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6369 * except.c (remove_unreachable_regions): New.
6370 (free_eh_status): Clear exception_handler_labels.
6371 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6372 (find_exception_handler_labels): Don't add the same label more than
6374 (remove_exception_handler_label): Don't die if
6375 find_exception_handler_labels hasn't been called for the current
6378 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6380 * toplev.c (rest_of_compilation): Rebuild jump labels after
6383 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6385 * doc/extend.texi: Move documentation of X86 built-in functions
6387 * doc/invoke.texi: From here.
6388 * doc/sourcebuild.texi: Document location of documentation for
6389 machine built-in functions.
6391 2002-01-13 Christopher Faylor <cgf@redhat.com>
6393 * cppfiles.c (TEST_THRESHOLD): New macro.
6394 (SHOULD_MMAP): Ditto.
6395 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6398 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6400 * unroll.c (final_reg_note_copy): Properly handle
6402 (unroll_loops): Fix LOOP_CONDITION heuristics.
6404 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6406 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6407 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6409 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6411 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6414 2002-01-14 Tom Rix <trix@redhat.com>
6416 * config/rs6000/rs6000.md: Fix typo with sradi.
6418 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6420 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6421 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6422 (clrstrdi, clrstrsi): Adapt callers.
6424 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6426 (movti splitter): Never use register 0 as base register.
6428 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6430 * combine.c (simplify_shift_const): Always generate new rtx
6431 for shift expression instead of reusing given expression.
6433 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6435 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6436 alpha_legitimize_address unless mode is Pmode.
6438 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6440 * doc/md.texi (Modifiers): Document the '*' constraint for the
6443 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6444 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6447 2002-01-13 Richard Henderson <rth@redhat.com>
6449 * reload.c (find_reloads): Use a hard reg destination as reload reg
6450 for an input reload of the source.
6452 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6454 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6457 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6459 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6460 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6462 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6464 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6466 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6468 2002-01-12 Tom Rix <trix@redhat.com>
6470 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6473 2002-01-12 Richard Henderson <rth@redhat.com>
6475 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6477 * doc/invoke.texi: Update Alpha options.
6479 * doc/invoke.texi: Update i386 built-in function lists.
6481 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6483 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6484 referencing outside.
6486 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6488 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6489 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6490 offsets, and change line folding.
6491 * optabs.c (expand_binop): Remove warnings.
6492 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6494 2002-01-12 Graham Stott <grahams@redhat.com>
6496 * attribs.c (handle_deprecated_attribute): constify WHAT.
6497 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6498 dangling else warning and constify WHAT.
6499 * except.h (struct function, struct inline_remap): Move
6500 struct tag forward defs before all prototypes.
6501 (duplicate_eh_regions): Whitespace.
6503 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6505 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6506 MODE_BASE_REG_CLASS.
6507 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6509 2002-01-12 Richard Henderson <rth@redhat.com>
6511 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6512 (ix86_expand_vector_move): New.
6513 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6514 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6515 Remove old prefetch builtins. Special case the logicals removed above.
6516 (ix86_expand_builtin): Likewise.
6517 (safe_vector_operand): Use V4SFmode, not TImode.
6518 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6519 (ix86_expand_timode_binop_builtin): New.
6520 * config/i386/i386-protos.h: Update.
6521 * config/i386/i386.h (enum ix86_builtins): Update.
6522 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6523 Use ix86_expand_vector_move in vector move expanders.
6524 (movti_internal, movti_rex64): Add xorps alternative.
6525 (sse_clrv4sf): Rename and adjust from sse_clrti.
6526 (prefetch): Don't work so hard.
6527 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6528 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6529 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6531 2002-01-11 Richard Henderson <rth@redhat.com>
6533 * config/i386/mmintrin.h: New file.
6534 * config/i386/xmmintrin.h: New file.
6535 * config.gcc (i?86-*-*): Add extra_headers.
6536 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6538 (simplify_binary_operation): Handle saturating arithmetic codes.
6539 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6540 not the lowpart subreg.
6541 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6543 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6545 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6547 * conflict.c (conflict_graph_compute): Free regsets when finished.
6548 * ssa.c (compute_coalesced_reg_partition): Likewise.
6550 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6552 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6553 every where we allocate a register.
6555 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6557 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6558 * lcm.c (compute_earliest, compute_farthest): Likewise.
6560 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6562 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6564 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6566 * doc/rtl.texi (Insns): Fix 2 typos.
6568 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6570 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6571 options. Use @table @gcctabopt for MMIX options. Add index
6572 entries for MMIX options. Start new paragraph with first
6573 heading of the machine-dependent options.
6575 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6578 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6579 * combine.c (force_to_mode): Same.
6580 * reload1.c (clear_reload_reg_in_use): Same.
6582 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6584 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6587 2002-01-11 Andreas Jaeger <aj@suse.de>,
6588 Brad Lucier <lucier@math.purdue.edu>
6590 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6593 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6595 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6596 Protect with IN_LIBGCC.
6597 (LINK_EH_SPEC): Add required trailing space.
6599 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6601 * c-tree.h: Move function declarations so that they are listed
6602 under the filename which contains them.
6603 (check_identifier, finish_decl_top_level,
6604 lookup_name_current_level_global, shadow_record_fields): Remove.
6606 2002-01-11 Andreas Jaeger <aj@suse.de>
6608 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6611 2002-01-10 Richard Henderson <rth@redhat.com>
6613 * config/alpha/alpha.c (print_operand): Add 'J'.
6614 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6615 new operand with the sequence number for the lituse. When splitting
6616 the insns, use gen_movdi_er_high_g and generate a sequence number.
6617 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6619 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6621 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6622 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6624 (altivec_expand_builtin): Same.
6625 (altivec_expand_stv_builtin): New.
6627 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6629 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6630 ("altivec_lvehx"): New.
6631 ("altivec_lvewx"): New.
6632 ("altivec_lvxl"): New.
6633 ("altivec_lvx"): New.
6634 ("altivec_stvx"): New.
6635 ("altivec_stvebx"): New.
6636 ("altivec_stvehx"): New.
6637 ("altivec_stvewx"): New.
6638 ("altivec_stvxl"): New.
6640 2002-01-10 Richard Henderson <rth@redhat.com>
6642 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6643 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6644 care not to delete instructions twice.
6646 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6648 * toplev.c: Don't declare environ (it's not used anywhere).
6649 * configure.in: Don't check for declaration of environ.
6650 * config/i386/xm-mingw32.h: Don't #define environ.
6651 * config.in, configure: Regenerate.
6653 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6655 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6656 * configure: Regenerate.
6658 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6659 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6660 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6662 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6663 LIMITS_H_TEST here, not in m68k/x-next.
6664 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6665 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6667 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6668 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6669 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6671 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6672 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6673 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6674 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6675 replacement of quadlib.asm with quadlib.c.
6677 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6678 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6679 config/rs6000/xm-beos.h: Delete file.
6681 * config.gcc: Update to match above changes.
6683 2002-01-10 Kazu Hirata <kazu@hxi.com>
6685 * config/h8300/h8300.h: Fix comment typos.
6686 * config/h8300/h8300.md: Likewise.
6687 * config/h8300/lib1funcs.asm: Likewise.
6689 2002-01-10 Dale Johannesen <dalej@apple.com>
6691 PR optimization/5269
6692 * unroll.c (precondition_loop_p): Make *increment be the correct
6693 sign when n_iterations known, to avoid confusing caller.
6695 2002-01-10 Kazu Hirata <kazu@hxi.com>
6697 * doc/extend.texi (deprecated): Fix a typo.
6699 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6701 * basic-block.h (update_br_prob_note): Declare.
6702 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6703 (try_forward_edges): Care negative frequencies and update note.
6704 (outgoing_edges_match): Tweek conditional merging heuristics.
6705 (try_crossjump_to_edge): use update_br_prob_note.
6706 * cfglayout.c (fixup_reorder_chain): Likewise.
6707 * cfrtl.c (update_br_prob_note): New.
6708 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6710 * i386.c (ix86_decompose_address): Return -1 if address contains
6712 (legitimate_address_p): Require ix86_decompose_address to return 1.
6714 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6715 (cprop_insn): Likewise.
6717 2002-01-10 Kazu Hirata <kazu@hxi.com>
6719 * toplev.c: Fix formatting.
6721 * tree-dump.c: Likewise.
6722 * unroll.c: Likewise.
6723 * unwind-dw2.c: Likewise.
6724 * unwind-dw2-fde.c: Likewise.
6725 * unwind-dw2-fde-glibc.c: Likewise.
6726 * unwind-sjlj.c: Likewise.
6728 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6730 * doc/invoke.texi: Document PDP-11 options.
6732 2002-01-10 Kazu Hirata <kazu@hxi.com>
6734 * config/h8300/h8300.h: Fix formatting.
6736 2002-01-10 Ira Ruben <ira@apple.com>
6738 Add __attribute__ ((deprecated)).
6739 * extend.texi: Document __attribute__ ((deprecated)).
6740 * invoke.texi: Document -Wno-deprecated-declarations.
6741 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6742 * testsuite/gcc.dg/deprecated.c: New C test.
6743 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6744 (c_common_attribute_table): Add "deprecated" entry.
6745 (handle_deprecated_attribute): New function.
6746 * c-decl.c (deprecated_states): New enum.
6747 deprecated_state: State of "deprecated" handling.
6748 (start_decl): Set deprecated_state based on attributes.
6749 (grokdeclarator): Test for deprecated uses, propagate attribute.
6750 * c-typeck.c (build_component_ref): Test for deprecated fields.
6751 (build_external_ref): Test for deprecated primaries.
6752 * diagnostic.c (warn_deprecated_use) New function to issue
6753 warnings about __attribute__ ((depricated)) references.
6754 * flags.h (warn_deprecated_decl): Extern declared for
6755 -W[no-]deprecated-declarations option.
6756 * print-tree.c (print_node): Show deprecated flag status.
6757 * toplev.c (warn_deprecated_decl): Defined.
6758 (W_options): Added "deprecated-declaration".
6759 * toplev.h (warn_deprecated_use): Extern declared.
6760 * tree.h (struct tree_common): Define deprecated_flag.
6761 (TREE_DEPRECATED): New macro to access flag.
6762 * cp/call.c (build_call): Test for deprecated calls.
6763 * cp/class.c (add_implicitly_declared_members): Set global
6764 flag to tell grokdeclarator to not issue deprecated warnings.
6765 * cp/cp-tree.h: Add extern for adding_implicit_members.
6766 * cp/decl.c (deprecated_states): New enum.
6767 (start_decl): Set deprecated_state based on attributes.
6768 (grokdeclarator): Test for deprecated uses, propagate attribute.
6769 * cp/lex.c (do_identifier): Test for deprecated primaries.
6770 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6772 2002-01-10 Ira Ruben <ira@apple.com>
6774 Fix to assign attributes to inline member functions.
6775 * cp/decl.c (start_method): Handle attrlist.
6777 2002-01-10 Kazu Hirata <kazu@hxi.com>
6779 * combine.c (expand_field_assignment): Use subreg_lsb().
6781 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6783 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6784 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6785 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6786 Recurse for any operand of AND as long as constant is non-zero.
6788 2002-01-10 Kazu Hirata <kazu@hxi.com>
6790 * config/h8300/h8300.md: Remove constraints from expanders.
6792 2002-01-10 Kazu Hirata <kazu@hxi.com>
6794 * varasm.c: Fix formatting.
6795 * varray.c: Likewise.
6796 * vmsdbgout.c: Likewise.
6797 * xcoffout.c: Likewise.
6799 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6801 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6802 update edge probabilities to match.
6804 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6806 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6808 * doc/languages.texi, doc/sourcebuild.texi: New files.
6809 * doc/configfiles.texi: Make a subsubsection. Update.
6810 * doc/configterms.texi: Add @node. Remove warning that this isn't
6811 instructions for building GCC.
6812 * doc/makefile.texi: Make a subsection.
6813 * doc/gccint.texi: Update.
6815 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6817 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6819 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6821 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6823 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6825 * optabs.c (expand_fix): Look for wider integer modes first.
6827 * i386.md (mov?f): Avoid the fake const double trick for medium
6829 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6830 (fop_df_4): Disable for SSE compilation.
6832 2002-01-10 Graham Stott <grahams@redhat.com>
6834 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6835 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6837 2002-01-10 Richard Henderson <rth@redhat.com>
6839 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6841 2002-01-10 Richard Henderson <rth@redhat.com>
6843 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6844 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6846 2002-01-10 Kazu Hirata <kazu@hxi.com>
6848 * combine.c (can_combine_p): Fix a comment typo.
6850 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6852 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6853 empty list correctly. Change loop index $t to $f for
6854 consistency with rest of Makefile.
6856 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6858 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6859 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6861 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6862 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6863 (altivec_init_builtins): Same.
6864 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6865 (altivec_expand_binop_builtin): Same.
6866 (altivec_expand_ternop_builtin): Same.
6869 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6870 ("altivec_vctuxs"): Fix typo.
6871 ("altivec_vnmsubfp"): Same.
6872 ("altivec_dssall"): New.
6873 ("altivec_mfvscr"): New.
6874 ("altivec_dss"): New.
6875 ("altivec_lvsl"): New.
6876 ("altivec_lvsr"): New.
6877 ("altivec_dstt"): New.
6878 ("altivec_dstst"): New.
6879 ("altivec_dststt"): New.
6880 ("altivec_dst"): New.
6882 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6883 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6885 2002-01-09 Richard Henderson <rth@redhat.com>
6887 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6889 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6891 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6893 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6895 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6897 2002-01-09 Kazu Hirata <kazu@hxi.com>
6899 * read-rtl.c: Fix formatting.
6901 * regclass.c: Likewise.
6902 * regrename.c: Likewise.
6903 * reg-stack.c: Likewise.
6904 * reload1.c: Likewise.
6905 * reload.c: Likewise.
6908 2002-01-09 Kazu Hirata <kazu@hxi.com>
6910 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6911 to extract items in the expr_list chain.
6913 2002-01-09 Richard Henderson <rth@redhat.com>
6915 * config/vax/vax.c (vax_rtx_cost): Never abort.
6917 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6919 2002-01-09 Jan Hubicka <jh@suse.cz>
6921 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6923 2002-01-09 Richard Henderson <rth@redhat.com>
6925 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6926 Unify code from various alternatives.
6928 2002-01-09 Richard Henderson <rth@redhat.com>
6930 * regrename.c (copy_value): Ignore the copy if the source register
6931 is present in the value chain with a narrower mode.
6933 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6935 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6936 for the c4x target. Also improve layout.
6938 2002-01-09 Richard Henderson <rth@redhat.com>
6940 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6941 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6942 to match insn patterns.
6944 2002-01-09 Richard Henderson <rth@redhat.com>
6946 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6947 (copyprop_hardreg_forward_1): Likewise.
6949 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6951 * pa.md (decrement_and_branch_until_zero): Change predicate for
6952 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
6954 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
6956 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
6957 gets undefined. For Darwin.
6959 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6961 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
6963 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6965 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
6967 2002-01-08 Richard Henderson <rth@redhat.com>
6969 * regrename.c (copy_value): Ignore overlapping copies.
6971 2002-01-08 Richard Henderson <rth@redhat.com>
6973 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
6974 as needed to avoid shared structure.
6976 2002-01-08 Kazu Hirata <kazu@hxi.com>
6978 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
6981 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
6983 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
6984 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
6985 documentation of obsolete macros.
6986 * system.h: Poison these macros.
6987 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
6988 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
6989 config/c4x/c4x.h, config/clipper/clipper.h,
6990 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
6991 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
6992 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
6993 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
6994 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
6995 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
6996 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6997 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
6998 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
6999 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7000 config/sparc/sparc.h, config/stormy16/stormy16.h,
7001 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7002 definitions and commented out definitions of obsolete macros.
7003 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7004 of MAX_INT_TYPE_SIZE.
7006 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7008 * config/s390/s390.c (s390_preferred_reload_class): Never
7009 return ADDR_REGS if it isn't a subset of the given class.
7010 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7011 FP_REGS, but all superclasses as well.
7013 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7015 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7016 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7017 must not be a const_int.
7019 2002-01-08 Richard Henderson <rth@redhat.com>
7021 * Makefile.in (toplev.o): Depend on options.h.
7022 (gcc.o): Depend on specs.h.
7024 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7026 * expr.c (store_expr): Convert VOIDmode constants back to target's
7029 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7031 * doc/invoke.texi: Markup gcc as @command. Refer to
7032 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7033 of http://gcc.gnu.org/thanks.html.
7035 2002-01-08 Dale Johannesen <dalej@apple.com>
7037 * config/rs6000/rs6000.md: Add missing int register
7038 target case to movdf_low.
7040 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7042 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7043 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7044 (cppinit.o): Depend on except.h.
7045 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7046 s-specs): New rules.
7048 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7049 Don't create specs.h/options.h/gencheck.h here. Remove
7050 unnecessary variable settings from last argument of AC_OUTPUT.
7051 * config.in, configure: Regenerate.
7052 * intl.c: Hardcode package name as "gcc".
7054 * cppinit.c: Include except.h.
7055 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7057 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7058 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7059 (!)USING_SJLJ_EXCEPTIONS.
7060 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7062 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7064 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7065 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7066 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7067 documentation of obsolete macros.
7068 * system.h: Poison these macros.
7069 * config/d30v/d30v.h, config/ns32k/encore.h,
7070 config/stormy16/stormy16.h: Remove definitions and commented out
7071 definitions of obsolete macros.
7073 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7075 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7076 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7079 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7081 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7082 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7083 to insn adjusting stack/frame pointer.
7084 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7085 accept operands that cause the insn to be non-splittable.
7087 2002-01-08 Graham Stott <grahams@redhat.com>
7089 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7090 (C_TYPE_FIELDS_VOLATILE): Likewise.
7091 (C_TYPE_BEING_DEFINED): Likewise.
7092 (C_IS_RESERVED_WORD): Likewise.
7093 (C_TYPE_VARIABLE_SIZE): Likewise.
7094 (C_DECL_VARIABLE_SIZE): Likewise.
7095 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7096 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7097 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7099 (C_DECL_ANTICIPATED): Likewise.
7100 (c_build_type_variant): Add parenthesis.
7102 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7104 * gcc.c (option_map): Remove --version.
7105 (process_command): Handle -fversion following the GNU Coding
7106 Standards. Partially addresses PR other/704.
7108 2002-01-08 Graham Stott <grahams@redhat.com>
7110 * combine.c (combine_instructions): Fix typo.
7112 2002-01-08 Graham Stott <grahams@redhat.com>
7114 * debug.h: Use "tree" and "rtx" throughout.
7116 * debug.c: Likewise.
7118 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7120 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7121 constant pool, use the pool's version of the symbol instead.
7123 2002-01-07 Richard Henderson <rth@redhat.com>
7125 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7126 the original register was copied in a mode with a fewer number of
7127 hard registers than the desired mode.
7128 (copyprop_hardreg_forward_1): Likewise.
7129 (debug_value_data): Fix loop test.
7130 * toplev.c (parse_options_and_default_flags): Reenable
7131 -fcprop-registers at -O1.
7133 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7135 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7136 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7138 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7141 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7143 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7145 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7146 (pa_output_function_prologue): Output local label at the beginning of
7147 the prologue when profiling.
7148 (hppa_profile_hook): Use the local label rather than the function label.
7149 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7151 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7153 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7154 (altivec_expand_unop_builtin): Fix thinko.
7155 (altivec_expand_binop_builtin): Same.
7156 (altivec_expand_ternop_builtin): Same.
7157 (altivec_expand_builtin): Same.
7159 2002-01-07 Richard Henderson <rth@redhat.com>
7161 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7163 2002-01-07 Jason Merrill <jason@redhat.com>
7165 * unwind-dw2.c (execute_cfa_program): Use < again.
7167 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7169 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7171 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7173 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7174 Don't allow -1 - x -> ~x simplifications in the first pass.
7176 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7178 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7180 (altivec_expand_binop_builtin): Same.
7181 (altivec_expand_unop_builtin): Same.
7182 (print_operand): Fix typo.
7183 (bdesc_1arg): Add vupk* variants.
7185 * rs6000.h (rs6000_builtins): Add vupk* enums.
7187 * rs6000.md: Add altivec_vupk* variants.
7189 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7191 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7192 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7193 and last update dates.
7195 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7197 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7199 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7201 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7202 * config/avr/avr.h (CPP_SPEC): Likewise.
7203 (LINK_SPEC): Likewise.
7204 (CRT_BINUTILS_SPECS): Likewise.
7205 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7206 * doc/invoke.texi (AVR Options): Document them.
7208 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7210 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7213 2002-01-07 Graham Stott <grahams@redhat.com>
7215 * config/i386/i386.h: Update copyright date.
7216 (HALF_PIC_PTR): Add parenthesis.
7217 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7218 (CONSTANT_ALIGNMENT): Add parenthesis.
7219 (DATA_ALIGNMENT): Likewise.
7220 (LOCAL_ALIGNMENT): Likewise.
7221 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7222 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7223 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7224 (HARD_REGNO_NREGS): Add paranethesis.
7225 (VALID_SSE_REG_MODE): Whitespace.
7226 (VALID_MMX_REG_MODE): Whitespace.
7227 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7228 (ix86_hard_regno_mode_ok): Add parenthesis.
7229 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7230 (RETURN_IN_MEMORY): Whitespace.
7231 (N_REG_CLASSES): Add parenthesis.
7232 (INTEGER_CLASS_P): Add parenthesis and wrap.
7233 (FLOAT_CLASS_P): Likewise.
7234 (SSE_CLASS_P): Likewise.
7235 (MMX_CLASS_P): Likewise.
7236 (MAYBE_INTEGER_CLASS_P): Likewise.
7237 (MAYBE_FLOAT_CLASS_P): Likewise.
7238 (MAYBE_SSE_CLASS_P): Likewise.
7239 (MAYBE_MMX_CLASS_P): Likewise.
7240 (Q_CLASS_P): Likewise.
7241 (GENERAL_REGNO_P): Uppercase macro parameter.
7242 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7243 (FP_REGNO_P): Likewise.
7244 (ANY_FP_REGNO_P): Uppercase macro parameter.
7245 (SSE_REGNO_P): Likewise.
7246 (SSE_REGNO): Likewise.
7247 (SSE_REG_P): Likewise.
7248 (SSE_FLOAT_MODE_P): Likewise.
7249 (MMX_REGNO_P): Likewise.
7250 (MMX_REG_P):Likewise.
7251 (STACK_REG_P): Likewise.
7252 (NON_STACK_REG_P): Likewise.
7253 (STACK_TOP_P): Likewise.
7254 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7255 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7256 (SECONDARY_MEMORY_NEEDED): Likewise.
7257 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7258 (MD_ASM_CLOBBERS): Whitespace and wrap.
7259 (MUST_PASS_IN_STACK): Whitespace and wrap.
7260 (RETURN_POPS_ARGS): Add parenthesis.
7261 (INIT_CUMULATIVE_ARGS): Likewise.
7262 (FUNCTION_ARG): Likewise.
7263 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7264 (SETUP_INCOMING_VARARGS): Likewise.
7265 (BUILD_VA_LIST_TYPE): Add parenthesis.
7266 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7268 (EXPAND_BUILTIN_VA_ARG): Likewise.
7269 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7270 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7271 (INITIAL_ELIMINATION_OFFSET): Likewise.
7272 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7273 (REGNO_OK_FOR_BASE_P): Likewise.
7274 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7275 (REGNO_OK_FOR_DIREG_P): Likewise.
7276 (REG_OK_FOR_INDEX_P): Whitespace.
7277 (REG_OK_FOR_BASE_P): Whitespace.
7278 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7280 (FIND_BASE_TERM): Fix typo.
7281 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7282 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7283 (SYMBOLIC_CONST; Whitespace.
7284 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7285 (ENCODE_SECTION_INFO): Whitespace.
7286 (FINALIZE_PIC): Remove do { ... } while (0).
7287 (PROMOTE_MODE): Wrap in do { ... } while (0).
7288 (CONST_COSTS): Whitespace.
7289 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7290 (REGISTER_MOVE_COST): Add parenthesis.
7291 (MEMORY_MOVE_COST): Likewise.
7292 (EXTRA_CC_MODES): Whitespace.
7293 (SELECT_CC_MODE): Add parenthesis and whitespace.
7294 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7295 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7296 (ASM_OUTPUT_LABEL): Add paramethesis.
7297 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7298 (ASM_OUTPUT_REG_POP): Likewise.
7299 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7300 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7302 * config/i386/i386.c: Update copyright.
7303 (CHECK_STACK_LIMIT): Add parenthesis.
7304 (AT_BP): Uppercase macro parameter.
7305 (x86_64_int_parameter_registers): Constify.
7306 (x86_64_int_return_registers): Likewise.
7307 (ix86_compare_op0): Use rtx.
7308 (construct_container): Constify INTREG parameter.
7309 (function_arg): Use rtx.
7311 * diagnostic.h: Update copyright date.
7312 (output_buffer_state): Add parenthesis.
7313 (output_buffer_format_args): Likewise.
7315 * combine.c (combine_instructions): Replace XEXP (links, 0)
7318 2002-01-06 H.J. Lu <hjl@gnu.org>
7320 * cfgcleanup.c (thread_jump): Fix 2 typos.
7322 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7324 * config.gcc: Add support for --enable-altivec.
7326 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7328 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7330 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7332 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7333 __objc_class_name_*.
7335 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7337 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7339 2002-01-06 Richard Henderson <rth@redhat.com>
7341 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7342 nop them out. Increment label reference count for REG_LABEL.
7343 (fill_slots_from_thread): Frob label reference count around
7344 delete_related_insns.
7346 2002-01-05 Richard Henderson <rth@redhat.com>
7348 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7351 2002-01-05 Richard Henderson <rth@redhat.com>
7353 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7354 * integrate.c (output_inline_function): Likewise.
7355 * toplev.c (rest_of_compilation): Do it here instead. Move call
7356 to remove_unnecessary_notes after emitting abstract instance.
7357 Force an emitted nested function to have its parent emited as well.
7358 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7360 (rtl_for_decl_location): Do not look at reload data structures
7361 before reload has run.
7363 2002-01-05 Kazu Hirata <kazu@hxi.com>
7365 * cse.c: Fix formatting.
7366 * dwarf2asm.c: Likewise.
7367 * dwarf2out.c: Likewise.
7368 * explow.c: Likewise.
7369 * expmed.c: Likewise.
7370 * function.c: Likewise.
7372 * gencheck.c: Likewise.
7373 * genrecog.c: Likewise.
7374 * ggc-common.c: Likewise.
7375 * ggc-page.c: Likewise.
7376 * global.c: Likewise.
7378 2002-01-05 Kazu Hirata <kazu@hxi.com>
7380 * combine.c: Fix formatting.
7382 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7385 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7387 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7389 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7390 as 1 for __powerpc64__ as well.
7392 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7394 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7397 2002-01-05 Daniel Berlin <dan@dberlin.org>
7399 * lcm.c: Revert change, due to performance regression it causes on
7400 SPEC because it's slightly more conservative (sigh, I hate
7403 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7405 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7407 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7409 * doc/cppinternals.texi: Update.
7411 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7413 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7414 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7416 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7417 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7418 kludge for pre-october-14th mmix versions to handle new-found bug
7419 with PUSHJ/PUSHGO and the register stack.
7420 * config/mmix/mmix.h (struct machine_function): Rename member
7421 has_call_value_without_parameters to has_call_without_parameters.
7422 All referers changed.
7423 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7424 TARGET_MASK_BRANCH_PREDICT): New macros.
7425 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7426 -mno-reg-stack-fill-bug-workaround.
7427 * config/mmix/mmix.md ("call"): Set struct machine member
7428 has_call_without_parameters.
7430 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7432 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7434 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7436 * cfgcleanup.c: Include tm_p.h
7437 (mark_effect): Fix handling of hard register; fix handling of SET
7439 2002-01-04 Kazu Hirata <kazu@hxi.com>
7441 * config/h8300/h8300.md (anonymous patterns): Check that
7442 operands are registers before using REGNO on them.
7444 2002-01-03 Roland McGrath <roland@frob.com>
7446 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7448 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7450 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7451 * c-common.h (genrtl_expr_stmt_value): Likewise.
7452 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7453 (expand_expr_stmt_value): Add maybe_last argument.
7454 Don't warn about statement with no effect if it is the last statement
7455 in expression statement.
7456 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7457 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7458 expand_expr_stmt_value.
7459 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7460 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7461 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7462 as maybe_last to expand_expr_stmt_value.
7464 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7466 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7467 be passed in, do not build it.
7468 (c_begin_if_stmt): New function.
7469 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7470 * c-common.h (c_expand_start_cond): Update prototype.
7471 (c_begin_if_stmt): Prototype new function.
7472 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7473 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7474 c_begin_while_stmt and c_finish_while_stmt_cond.
7476 2002-01-04 William Cohen <wcohen@redhat.com>
7478 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7479 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7480 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7481 * config/pa/som.h (ASM_FILE_START): Likewise.
7483 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7485 * lcm.c: Include df.h.
7486 Add available_transfer_function prototype.
7487 (compute_available): Rework to use iterative dataflow framework.
7488 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7489 with bb_info in df.h
7490 (available_transfer_function): New function.
7492 * Makefile.in (lcm.o): add df.h to dependencies.
7494 2002-01-04 Richard Henderson <rth@redhat.com>
7496 * config/alpha/alpha.c (some_operand): Accept HIGH.
7497 (input_operand): Likewise; accept simple references to globals.
7498 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7499 (alpha_const_double_ok_for_letter_p): Likewise.
7500 (alpha_extra_constraint): Likewise.
7501 (alpha_preferred_reload_class): Likewise. Do not force
7502 symbolic constants to memory.
7503 (alpha_legitimate_address_p): Accept simple references
7504 to small_symbolic_operand.
7505 (alpha_legitimize_address): New arg scratch. Be prepared to be
7506 called when no_new_pseudos. Emit simple symbolic references.
7507 Split integers into low, high, and rest.
7508 (alpha_expand_mov): Use alpha_legitimize_address.
7509 (some_small_symbolic_mem_operand): New.
7510 (split_small_symbolic_mem_operand): New.
7511 * config/alpha/alpha-protos.h: Update.
7512 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7513 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7514 (EXTRA_CONSTRAINT): Likewise.
7515 (PREFERRED_RELOAD_CLASS): Likewise.
7516 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7517 (PREDICATE_CODES): Update.
7518 * config/alpha/alpha.md: New post-reload splitters to convert
7519 simplfied symbolic operands to the form that references $29.
7520 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7521 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7523 2002-01-03 Richard Henderson <rth@redhat.com>
7525 * local-alloc.c (function_invariant_p): Update commentary.
7527 2002-01-04 H.J. Lu <hjl@gnu.org>
7529 * toplev.c (rest_of_compilation): Fix a typo when calling
7532 2002-01-03 Kazu Hirata <kazu@hxi.com>
7534 * c-common.c: Fix formatting.
7535 * diagnostic.c: Likewise.
7536 * doloop.c: Likewise.
7537 * dwarf2out.c: Likewise.
7539 2002-01-03 Kazu Hirata <kazu@hxi.com>
7541 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7542 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7544 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7546 * cpperror.c: Update comments and copyright.
7547 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7548 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7550 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7552 * collect2.c (main): Use strcmp when testing for "-shared".
7554 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7556 * cppmacro.c: Don't include intl.h. Update comments.
7557 (new_number_token): Allocate enough buffer for 64-bit unsigned
7558 integers; update prototype.
7559 * cppmain.c: Update comments.
7561 2002-01-03 William Cohen <wcohen@redhat.com>
7563 * function.h (struct function): Add profile.
7564 (current_function_profile): New.
7565 doc/extend.texi: Update documentation.
7566 * final.c (final_start_function): Use current_function_profile
7567 instead of profile_flag.
7568 (profile_after_prologue): Likewise.
7569 * function.c (expand_function_start): Likewise.
7570 (expand_function_start): Likewise.
7571 * config/alpha/alpha.c (direct_call_operand):
7572 (alpha_does_function_need_gp): Likewise.
7573 (alpha_expand_prologue): Likewise.
7574 * config/arm/arm.c (arm_expand_prologue): Likewise.
7575 thumb_expand_prologue: Likewise.
7576 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7577 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7578 (fr30_expand_prologue): Likewise.
7579 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7580 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7581 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7582 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7583 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7584 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7585 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7586 (m32r_expand_prologue): Likewise.
7587 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7588 (m88k_expand_prologue): Likewise.
7589 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7590 * config/mips/mips.c (compute_frame_size): Likewise.
7591 (mips_expand_prologue): Likewise.
7592 (mips_can_use_return_insn): Likewise.
7593 * config/pa/elf.h (ASM_FILE_START): Likewise.
7594 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7595 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7596 * config/pa/som.h (ASM_FILE_START): Likewise.
7597 * config/romp/romp.c (romp_using_r14): Likewise.
7598 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7599 (rs6000_stack_info): Likewise.
7600 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7601 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7602 * config/v850/v850.c (compute_register_save_size): Likewise.
7604 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7606 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7607 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7609 2002-01-03 Turly O'Connor <turly@apple.com>
7611 * darwin.c (machopic_output_possible_stub_label): Don't generate
7612 stub routines for pseudo-stubs which we've just defined.
7614 2002-01-03 Kazu Hirata <kazu@hxi.com>
7616 * builtins.c: Fix formatting.
7617 * c-typeck.c: Likewise.
7618 * combine.c: Likewise.
7622 2002-01-03 Andreas Schwab <schwab@suse.de>
7624 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7625 and return true if _cpp_push_next_buffer pushed a new include
7627 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7628 _cpp_pop_file_buffer did not push a new file.
7629 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7631 2002-01-02 Eric Christopher <echristo@redhat.com>
7633 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7634 FIND_REG_INC_NOTE call. Update copyright.
7635 * loop.c (canonicalize_condition): Ditto.
7636 * reorg.c (delete_scheduled_jump): Ditto.
7638 2002-01-03 Kazu Hirata <kazu@hxi.com>
7640 * gcse.c: Fix formatting.
7642 2002-01-03 Graham Stott <grahams@redhat.com>
7644 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7645 forward defs for struct tags rtx_def, union_tree, rtvec_def
7646 also output corresponding typedefs for rtx, tree, and rtvec.
7648 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7649 rtvec_def along with corresponding typedefs for rtx, tree, and
7650 rtvec to config.h, hconfig.h, tconfig.h.
7652 2002-01-03 Graham Stott <grahams@redhat.com>
7654 * tree.h: Update copyright date.
7655 (IS_EXPR_CODE_CLASS): Add parenthesis.
7656 (TREE_SET_CODE): Add whitespace.
7657 (TREE_CHECK): Add parenthesis.
7658 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7659 (CST_OR_CONSTRUCTOR_CHECK):
7660 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7661 (TREE_SYMBOL_REFERENCED): Whitespace.
7662 (INT_CST_LT): Likewise.
7663 (INT_CST_LT_UNSIGNED): Likewise.
7664 (tree_real_cst): Unwrap comment.
7665 (tree_string): Likewise.
7666 (tree_complex): Likewise.
7667 (IDENTIFIER_POINTER): correct cast.
7668 (SAVE_EXPR_CONTEXT): Whitespace.
7669 (EXPR_WFL_FILENAME_NODE): Likewise.
7670 (EXPR_WFL_FILENAME): Remove parenthesis.
7671 (DECL_ORIGIN): Add parenthesis.
7672 (DECL_FROM_INLINE): Use NULL_TREE.
7673 (build_int_2): Whitespace.
7674 (build_type_variant): Add parenthesis.
7676 * gcc/jcf-parse.c: Update copyright date.
7677 (yyparse): Constify resource_filename.
7679 2002-01-03 Graham Stott <grahams@redhat.com>
7681 * rtl.h: Update copyright date.
7682 (RTL_CHECK1): Wrap long line.
7683 (RTL_CHECK2): Likewise.
7684 (RTL_CHECKC1): Wrap long line and whitespace.
7685 (RTL_CHECKC2): Likewise.
7686 (XWINT): Whitespace.
7692 (XBITMAP): Likewise.
7703 (X0BITMAP): Likewise.
7705 (X0BBDEF): Likewise.
7706 (X0ADVFLAGS): Likewise.
7707 (X0CSELIB): Likewise.
7708 (X0MEMATTR): Likewise.
7716 (XCBITMAP): Likewise.
7718 (XCBBDEF): Likewise.
7719 (XCADVFLAGS): Likewise.
7720 (XCCSELIB): Likewise.
7722 (INSN_UID): Likewise.
7723 (PREV_INSN): Likewise.
7724 (PATTERN): Likewise.
7725 (INSN_CODE): Likewise.
7726 (PUT_REG_NOTE_KIND): Likewise.
7727 (CODE_LABEL_NUMBER): Likewise.
7728 (NOTE_SOURCE_FILE): Likewise.
7729 (NOTE_BLOCK): Likewise.
7730 (NOTE_EH_HANDLER): Likewise.
7731 (NOTE_RANGE_INFO): Likewise.
7732 (NOTE_LIVE_INFO): Likewise.
7733 (NOTE_BASIC_BLOCK): Likewise.
7734 (NOTE_EXPECTED_VALUE): Likewise.
7735 (NOTE_LINE_NUMBER): Likewise.
7736 (LABEL_NAME): Likewise.
7737 (LABEL_NUSES): Likewise.
7738 (LABEL_ALTERNATE_NAME): Likewise.
7739 (ADDRESSOF_DECL): Likewise.
7740 (JUMP_LABEL): Likewise.
7741 (LABEL_NEXTREF): Likewise.
7743 (ORIGINAL_REGNO: Likewise.
7744 (HARD_REGISTER_NUM_P): Add parenthesis.
7745 (SUBREG_REG): Whitespace.
7746 (SUBREG_BYTE): Likewise.
7747 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7748 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7749 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7750 (ASM_OPERANDS_INPUT_VEC): Likewise.
7751 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7752 (ASM_OPERANDS_INPUT): Likewise.
7753 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7754 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7755 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7756 (ASM_OPERANDS_INPUT_MODE): Likewise.
7757 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7758 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7759 (MEM_SET_IN_STRUCT_P): Minor reformat.
7760 (TRAP_CONDITION): Whitespace.
7761 (TRAP_CODE): Likewise.
7762 (COND_EXEC_TEST): Likewise.
7763 (COND_EXEC_CODE): Likewise.
7764 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7765 (PHI_NODE_P): Add parenthesis.
7766 (plus_constant): Whitespace and add parenthesis.
7768 2002-01-03 Kazu Hirata <kazu@hxi.com>
7770 * config/avr/avr.c: Fix comment typos.
7771 * config/c4x/c4x.md: Likewise.
7772 * config/dsp16xx/dsp16xx.h: Likewise.
7773 * config/dsp16xx/dsp16xx.md: Likewise.
7774 * config/i386/i386.md: Likewise.
7775 * config/ia64/ia64.c: Likewise.
7776 * config/m32r/m32r.h: Likewise.
7777 * config/m68hc11/m68hc11.md: Likewise.
7778 * config/mmix/mmix.c: Likewise.
7779 * config/mn10200/mn10200.c: Likewise.
7780 * config/romp/romp.c: Likewise.
7781 * config/sh/sh.c: Likewise.
7782 * config/stormy16/stormy16.c: Likewise.
7783 * config/stormy16/stormy16.h: Likewise.
7784 * config/stormy16/stormy16.md: Likewise.
7786 2002-01-03 Graham Stott <grahams@redhat.com>
7788 * loop.h: Update copyright date.
7789 (LOOP_MOVABLES): Fix typo.
7790 (LOOP_REGS): Likewise.
7791 (LOOP_IVS): Likewise.
7793 2002-01-03 Graham Stott <grahams@redhat.com>
7795 * cppinit.c: Update copyright date.
7796 Don't include output.h
7797 * Makefile.in: Update copyright date.
7800 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7803 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7804 (-pthread) Add to RS/6000 options.
7806 2002-01-02 Kazu Hirata <kazu@hxi.com>
7808 * except.c: Fix comment typos.
7810 * varasm.c: Likewise.
7811 * doc/tm.texi: Fix a typo.
7813 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7815 * c-typeck.c (output_init_element): Allow initializing static storage
7816 duration objects with compound literals.
7818 2002-01-02 Richard Henderson <rth@redhat.com>
7820 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7823 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7825 * gcc.c (default_compilers): Const-ify.
7826 * mips-tdump.c (stab_names): Likewise.
7827 * mips-tfile.c (map_coff_types, map_coff_storage,
7828 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7829 pseudo_ops_t, pseudo_ops): Likewise.
7830 * protoize.c (default_include): Likewise
7832 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7833 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7834 Add array size in declaration.
7835 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7836 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7837 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7838 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7839 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7840 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7841 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7842 emtens, make_nan): Const-ify.
7843 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7844 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7846 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7848 * config.gcc (ia64-*-*): Set extra_headers.
7849 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7850 * config/alpha/t-osf: Remove.
7851 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7853 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7855 * config/rs6000/t-aix43: Revert previous change.
7857 2002-01-02 Jason Merrill <jason@redhat.com>
7859 * c-decl.c (c_expand_body): Call outlining_inline_function when
7860 emitting an inline function out of line.
7862 2002-01-02 Richard Henderson <rth@redhat.com>
7864 * dwarf2out.c (limbo_die_node): Add created_for member.
7865 (new_die): New argument created_for. Update all callers.
7866 (mark_limbo_die_list): New.
7867 (dwarf2out_init): Register limbo_die_list as a root.
7868 (dwarf2out_finish): Force insert limbo dies into their function
7871 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7874 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7876 2002-01-02 Kazu Hirata <kazu@hxi.com>
7878 * config/h8300/fixunssfsi.c: Update copyright.
7881 * config/h8300/h8300.c: Update copyright.
7884 2002-01-02 Kazu Hirata <kazu@hxi.com>
7886 * config/romp/romp.c: Fix comment formatting.
7887 * config/romp/romp.h: Likewise.
7888 * config/romp/romp.md: Likewise.
7889 * config/s390/s390.c: Likewise.
7890 * config/stormy16/stormy16.c: Likewise.
7891 * config/stormy16/stormy16.h: Likewise.
7893 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7895 * c-common.h (genrtl_expr_stmt_value): Declare.
7896 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7897 (genrtl_goto_stmt_value): ... this new function. Pass new
7898 argument down to expand_expr_stmt_value, taking
7899 TREE_ADDRESSABLE into account.
7900 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7901 STMT_EXPR as addressable, i.e., one whose result we want.
7902 * expr.c (expand_expr): Don't save expression statement value
7903 of labeled_blocks or loop_exprs.
7904 * stmt.c (expand_expr_stmt): Redirect to...
7905 (expand_expr_stmt_value): ... this new function. Use new
7906 argument to tell whether to save expression value.
7907 (expand_end_stmt_expr): Reset last_expr_type and
7908 last_expr_value if we don't have either.
7909 * tree-inline.c (declare_return_variable): Mark its use
7910 statement as addressable.
7911 * tree.h: Document new use of TREE_ADDRESSABLE.
7912 (expand_expr_stmt_value): Declare.
7914 2002-01-01 Tom Rix <trix@redhat.com>
7916 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7917 rs6000_emit_allocate_stack.
7919 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7921 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7922 ${srcdir}/ginclude/ to every entry in extra_headers.
7923 * configure: Regenerate.
7924 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7925 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7926 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7927 * ginclude/proto.h: Rename to config/convex/proto.h.
7929 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7931 * attribs.c (handle_vector_size_attribute): Use host_integerp
7932 and tree_int_cst; remove warnings.
7933 * caller-save.c (insert_restore): Add cast to get rid of warning.
7934 (insert_save): Likewise.
7935 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7936 * regmove.c (find_matches): Add temporary var to kill a warning.
7938 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7940 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7941 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7942 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7943 (vms-dwarf2eh.o): Add Makefile rule.
7944 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7945 * config/alpha/vms-dwarf2eh.asm: New file.
7947 * gcc.c (delete_if_ordinary): Delete all versions.
7949 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
7951 * config/mmix/mmix.md: Update FIXME to not mention
7953 (MMIX_rJ_REGNUM): New define_constants constant.
7954 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
7955 "*movdicc_real"): Adjust contraints formatting.
7956 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
7957 for branch prediction.
7958 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
7960 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
7961 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
7962 number. Delete related FIXMEs.
7963 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
7964 from number to MMIX_rJ_REGNUM.
7965 (TARGET_MASK_BRANCH_PREDICT): New.
7966 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
7967 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
7968 value. Add -mbranch-predict and -mno-branch-predict.
7969 (TARGET_VERSION): Drop date.
7970 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
7971 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
7972 for finding out global symbols.
7973 (mmix_asm_output_labelref): Revert condition for global symbol.
7974 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
7975 (mmix_print_operand_punct_valid_p): A '+' is valid.
7977 See ChangeLog.6 for earlier changes.