1 2002-03-20 Michael Meissner <meissner@redhat.com>
3 * doc/invoke.texi (Optimize Options): Document that -O2 sets
6 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9 ".literal_position" directive before the constant pool.
11 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
15 Add Brad Lucier to testers.
17 2002-03-20 Jakub Jelinek <jakub@redhat.com>
20 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
22 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
23 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
24 instead of insn_extract.
26 2002-03-20 Jakub Jelinek <jakub@redhat.com>
29 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
31 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
32 stmt if some case has been output.
34 2002-03-20 Jakub Jelinek <jakub@redhat.com>
37 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
38 movsfcc_1, movdfcc_1): Add %O2.
39 * config/i386/i386.c (print_operand): Handle %ON.
40 Print . before float condition codes in Sun as cmov syntax.
41 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
42 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
45 2002-03-20 Philip Blundell <pb@nexus.co.uk>
47 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
48 return instruction if PC was popped.
50 2002-03-20 Bob Wilson <bob.wilson@acm.org>
52 * config/xtensa/xtensa.md: Remove unused type attributes.
53 (adddi_carry, subddi_carry): Change type attribute to "multi".
55 2002-03-19 Dale Johannesen <dalej@apple.com>
57 PR optimization/5999, middle-end/5731
58 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
59 multiplications by reciprocals.
61 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
63 * Makefile.in: Update.
64 * c-common.c: Include langhooks.h.
65 (inline_forbidden_p): Use new hook.
66 * diagnostic.c: Include langhooks.h.
67 (format_with_decl, announce_function,
68 default_print_error_function): Use new hook.
69 * dwarf2out.c (dwarf2_name): Use new hook.
70 * function.c: Include langhooks.h.
71 (init_function_start): Use new hook.
72 * langhooks-def.h (lhd_decl_printable_name): New.
73 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
74 (LANGHOOKS_INITIALIZER): Update.
75 * langhooks.c (lhd_decl_printable_name): New.
76 * langhooks.h (struct lang_hooks): New hook.
77 * toplev.c (decl_name, decl_printable_name): Remove.
78 (open_dump_file): Use new hook.
79 (process_options): Remove old hook.
80 * tree.h (decl_printable_name): Remove.
82 * objc-act.c (objc_init): Remove old hook.
83 (objc_printable_name): Export.
84 * objc-act.h (objc_printable_name): New.
85 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
87 2002-03-19 Jim Blandy <jimb@redhat.com>
89 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
90 the start_source_file debug hook, not the current line number.
92 2002-03-19 Richard Henderson <rth@redhat.com>
94 * flow.c (EH_USES): Provide default.
95 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
96 * doc/tm.texi (EH_USES): New.
98 * config/ia64/ia64.c (ia64_eh_uses): New.
99 * config/ia64/ia64-protos.h: Update.
100 * config/ia64/ia64.h (EH_USES): New.
102 2002-03-19 Richard Henderson <rth@redhat.com>
104 * varasm.c (output_constant_def): Fix stupid typo.
106 2002-03-19 Richard Henderson <rth@redhat.com>
109 * except.c (current_function_has_exception_handlers): New.
110 * except.h: Declare it.
111 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
112 Combine tests that disable all sibcalls for the function.
114 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
116 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
119 2002-03-19 Richard Henderson <rth@redhat.com>
122 * config/ia64/ia64.c: Revert 2002-03-01 patch.
123 * config/ia64/ia64.h (INIT_EXPANDERS): New.
125 2002-03-19 Jim Blandy <jimb@redhat.com>
127 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
128 name, even if the replacement list contains no tokens, as required
131 2002-03-19 Jason Merrill <jason@redhat.com>
133 * varasm.c (globalize_decl): Get the name from the RTL, not
136 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
138 2002-03-19 Bob Wilson <bob.wilson@acm.org>
140 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
141 subdi_carry): Define.
143 2002-03-19 David Edelsohn <edelsohn@gnu.org>
145 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
146 about -fpic/-fPIC if extra_warnings set.
148 2002-03-19 David Edelsohn <edelsohn@gnu.org>
150 * expr.c (expand_expr): Sign-extend CONST_INT generated from
152 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
154 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
156 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
157 in favor of SP if FRAME_POINTER_REQUIRED is false.
159 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
161 * emit-rtl.c (gen_int_mode): New function.
162 * rtl.h: Prototype for it.
163 * combine.c (make_extraction, simplify_comparison), expmed.c
164 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
165 (convert_modes, store_field), optabs.c (expand_fix),
166 simplify-rtx.c (neg_const_int, simplify_unary_real),
168 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
169 Use it instead of GEN_INT (trunc_int_for_mode (...)).
171 2002-03-19 Jakub Jelinek <jakub@redhat.com>
174 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
175 convert_parm_for_inlining.
176 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
178 * langhooks-def.h: Likewise.
179 * objc/objc-lang.c: Likewise.
180 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
182 * tree-inline.c (initialize_inlined_parameters):
183 Call convert_parm_for_inlining lang hook if needed.
184 * c-typeck.c (c_convert_parm_for_inlining): New function.
185 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
187 2002-03-18 Mark Mitchell <mark@codesourcery.com>
189 * calls.c (precompute_arguments): Do not assume that temporaries
190 can be destroyed after expanding the argument.
191 (expand_call): Likewise.
193 2002-03-15 Eric Christopher <echristo@redhat.com>
195 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
196 Fix register preference on last change.
197 * config/mips/mips.c (mips_return_in_memory): New function.
198 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
199 * config/mips/mips-protos.h: Declare.
200 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
201 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
203 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
205 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
207 (anddi3, iorsi3): Likewise.
209 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
210 use %gprel for symbols that are going to be placed in linkonce
213 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
214 RETURN_ADDRESS_POINTER_REGNUM to $ra.
215 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
216 not needed. Disregard leaf_function_p().
217 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
218 mips16 frame pointer.
219 * config/mips/mips.md (store ra): Only to small SP offsets.
220 2001-08-22 Graham Stott <grahams@redhat.com>
221 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
222 return a REG rtx for the return address register.
224 2002-03-18 Bob Wilson <bob.wilson@acm.org>
226 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
227 constant-pool addresses as "mode-dependent".
228 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
230 2002-03-18 Jakub Jelinek <jakub@redhat.com>
233 * expr.c (emit_group_load): Use extract_bit_field if
234 needed for CONCAT arguments.
236 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
239 * arm.md (tablejump): Make this a define_expand. For PIC add the
240 offset to the base of the table.
241 (thumb_tablejump): Matcher for Thumb tablejump insn.
242 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
243 as the difference of two labels.
244 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
245 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
247 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
248 * arm.c (get_jump_table_size): If the table is not in the text
249 section, return zero.
251 2002-03-18 Bernd Schmidt <bernds@redhat.com>
253 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
255 (arm_reload_out_hi): Use gen_lowpart instead of
256 gen_rtx_SUBREG to access QImode components.
257 * config/arm/arm.md: Disable zero_extend split for QImode
258 subregs in BIG_ENDIAN mode.
259 (storehi_bigend): Match use of least significant byte.
260 (storeinthi): Remove extraneous SUBREG.
261 Add missing construction of operands[2].
262 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
263 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
264 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
266 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
268 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
271 2002-03-17 Richard Henderson <rth@redhat.com>
273 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
276 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
278 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
279 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
281 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
283 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
285 * predict.c (estimate_bb_frequencies): Delete unused variables.
287 2002-03-17 Richard Henderson <rth@redhat.com>
289 * config/ia64/ia64.c (ia64_attribute_table): Move before
290 targetm definition. Make static.
292 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
294 * c-common.h (yyparse, c_common_parse_file): New.
295 * c-lang.c: Include c-common.h.
296 (LANG_HOOKS_PARSE_FILE): Redefine.
297 * c-lex.c: Include c-common.h.
298 (yyparse): Rename c_common_parse_file. Call yyparse.
299 * c-parse.in (yyparse): Remove macro.
300 * c-tree.h (yyparse_1): Remove.
301 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
302 (LANG_HOOKS_INITIALIZER): Update.
303 * langhooks.h (struct lang_hoooks): New hook parse_file.
304 * toplev.c (compile_file): Use parse_file hook.
305 * tree.h (yyparse): Remove.
306 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
308 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
310 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
311 float_truncate, not fix.
312 ("*truncdfsf2_real"): Ditto.
313 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
315 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
317 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
319 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
320 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
321 where appropriate. Make the second reference to
322 leaf_function_p a function call, as intended. Reindented.
324 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
325 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
327 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
328 add register to non-constant into sp.
330 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
331 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
332 (mips16_gp_pseudo_rtx): Lose.
333 (INIT_EXPANDERS): Deleted.
334 * config/mips/mips.c (mips_init_machine_status): New.
335 (mips_free_machine_status): New.
336 (mips_mark_machine_status): New.
337 (override_options): Set them.
338 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
339 (struct machine_function): ... new. Replaced all references.
340 (mips_add_gc_roots): Don't mark them.
341 (embedded_pic_fnaddr_reg): New, extracted from...
342 (embedded_pic_offset): ... here.
343 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
346 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
348 * cppinit.c: Revert -MD removal.
350 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
352 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
353 soft registers by default for 68HC12.
354 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
355 when compiling with -fomit-frame-pointer.
356 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
357 (expand_epilogue): Likewise.
358 (m68hc11_gen_rotate): Use exg when rotating by 8.
360 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
362 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
363 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
364 (splits): Remove unused add splits.
365 ("*addhi3_68hc12"): Tune constraints.
366 ("addhi_sp"): Try to use X instead of Y in all cases and if the
367 constant fits in 8-bits and D is dead use abx/aby instructions.
368 ("*addhi3"): Remove extern declaration of ix_reg.
369 ("*subsi3"): Optimize and provide new split.
371 ("*subhi3_sp"): Avoid saving X if we know it is dead.
372 (arith splits): For 68hc12 save the address register on the stack
373 and do the arithmetic operation with a pop.
375 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
377 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
378 allocating QImode in address registers.
379 ("*movqi_m68hc11"): Likewise.
381 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
383 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
385 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
387 * cppinit.c (print_help): Display -MD and -MMD.
388 Don't display usage string. Update assertion syntax and
390 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
391 (cpp_handle_option): Update.
393 2002-03-15 Chris Demetriou <cgd@broadcom.com>
395 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
396 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
397 and define it so that regardless of target CPU size,
398 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
399 of "int" rather than "long."
401 2002-03-15 Richard Henderson <rth@redhat.com>
403 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
406 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
408 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
409 ("tstqi" split): Avoid using memory for tstqi on address register.
410 (splits): Remove constraints.
411 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
412 ("cmpdf", "cmpsf"): Remove since not used.
413 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
414 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
416 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
418 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
419 ("neghi2"): Tighten constraints.
420 ("one_cmplsi2"): Optimize and simplify split.
421 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
423 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
425 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
426 and split of AND operation to clear the upper bits.
427 ("*logicalsi3_zextqi"): Likewise.
428 ("*logicallhi3_zexthi_ashift8"): Likewise.
429 ("*logicalsi3_silshr16"): Likewise.
430 ("logicalsi3_silshl16"): Likewise.
431 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
433 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
435 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
436 (m68hc11_indirect_p): New function.
437 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
438 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
440 (asm_print_register): Likewise.
441 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
442 (m68hc11_indirect_p): Declare.
443 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
444 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
445 (TARGET_SWITCHES): New option -mrelax.
446 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
448 ("iorsi3", "xorsi3"): Likewise.
449 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
450 ("*andhi3_mem"): New to handle destination in memory with bclr
451 and a scratch register.
452 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
453 ("*andhi3_const"): New when operand2 is constant.
454 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
455 ("*andhi3_gen"): Cleanup of the old "andhi3".
456 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
457 ("xorqi3"): Update constraints.
459 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
461 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
462 for reg_equiv_memory_loc when the operand is a register that does
463 not get a hard register (stack location).
464 (tst_operand): After reload, accept all memory operand.
465 (symbolic_memory_operand): Fix detection of symbolic references.
466 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
467 accept symbols and any constant.
469 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
471 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
472 note on the insn that sets the soft frame register.
473 (must_parenthesize): ix and iy are also reserved names.
474 (print_operand_address): One more place where parenthesis are required
475 to avoid confusion with register names.
476 (m68hc11_gen_movhi): Allow push of stack pointer.
477 (m68hc11_check_z_replacement): Fix handling of parallel with a
479 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
480 the replacement register is.
481 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
483 (MODES_TIEABLE_P): All modes are tieable except QImode.
485 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
487 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
488 (___subdi3): Likewise.
489 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
490 (__map_data_section): Optimize 68hc11 case.
492 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
494 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
495 than a shift to avoid adding a register with itself.
496 (m68hc11_memory_move_cost): Take into account NO_REGS.
497 (m68hc11_register_move_cost): Update and use memory move cost
499 (m68hc11_address_cost): Make cost of valid offset not 0 so that
500 it gives more opportunities to cse to optimize.
501 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
502 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
504 2002-03-15 Mark Mitchell <mark@codesourcery.com>
506 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
507 * c-common.def (CLEANUP_STMT): New tree node.
508 * c-common.h (CLEANUP_DECL): New macro.
509 (CLEANUP_EXPR): Likewise.
510 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
511 * expr.c (expand_expr): Tidy.
512 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
513 * tree-inline.c (initialize_inlined_parameters): Clean up
516 2002-03-15 Jakub Jelinek <jakub@redhat.com>
519 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
520 before movrXX only, use reg_overlap_mentioned_p.
521 Only special case NE if just one insn can be generated.
523 2002-03-15 Jason Merrill <jason@redhat.com>
525 * varasm.c (assemble_variable): Call resolve_unique_section before
526 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
529 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
532 * arm.md (split pattern for thumb shiftable immediates): Add comment
533 explaining non-obvious test.
535 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
538 * arm.md (movaddr, movaddr_insn): Delete.
540 2002-03-15 Jason Merrill <jason@redhat.com>
542 * toplev.c (wrapup_global_declarations): Clarify variable handling.
543 -fkeep-static-consts doesn't apply to comdats.
545 2002-03-14 Richard Henderson <rth@redhat.com>
547 * c-decl.c: Include c-pragma.h.
548 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
549 (finish_function): Tidy.
550 * c-pragma.c: Include c-common.h.
551 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
552 (handle_pragma_weak): Use them.
553 (init_pragma): Register pending_weaks.
554 * c-pragma.h (maybe_apply_pragma_weak): Declare.
555 * print-tree.c (print_node): Print DECL_WEAK.
556 * varasm.c (mark_weak_decls): Remove.
557 (remove_from_pending_weak_list): Remove.
559 (asm_emit_uninitialised): Call globalize_decl for weak commons.
560 (weak_decls): Make a tree_list.
561 (declare_weak): Cons weak_decls directly.
562 (globalize_decl): Remove weak_decls elements directly.
563 (weak_finish): Simplify weak_decls walk. Don't weaken unused
564 symbols. Don't pretend to handle aliases.
565 (init_varasm_once): Update weak_decls registry.
566 * Makefile.in: Update dependencies.
568 2002-03-14 Richard Henderson <rth@redhat.com>
571 * config/ia64/ia64.c: Include tm_p.h last.
572 (gen_nop_type): Remove duplicate definition.
573 (cycle_end_fill_slots): Set sched_data for second L slot.
574 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
575 (nop_cycles_until): Fix typos.
577 2002-03-15 Jakub Jelinek <jakub@redhat.com>
580 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
582 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
584 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
585 descriptors correctly.
587 2002-03-14 Michael Meissner <meissner@redhat.com>
589 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
590 100, allowing MAX_UNROLLED_INSNS to be overridden.
592 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
595 * unroll.c (params.h): Include.
596 (MAX_UNROLLED_INSNS): Delete, now in params.h.
598 * doc/invoke.texi (--param max-unroll-insns): Document.
600 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
602 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
604 * arm.md: Fix warnings about constraints in peepholes and splits.
606 2002-03-14 Zack Weinberg <zack@codesourcery.com>
608 * cpphash.h (struct lexer_state): Remove line_extension member.
609 * cpplib.c (dequote_string, do_linemarker): New functions.
610 (linemarker_dir): New data object.
611 (DIRECTIVE_TABLE): No longer need to interpret #line in
612 preprocessed source. Delete obsolete comment about return
614 (end_directive, directive_diagnostics, _cpp_handle_directive):
615 Don't muck with line_extension.
616 (directive_diagnostics): No need to issue warnings for
618 (_cpp_handle_directive): Issue warnings for linemarkers here,
619 when appropriate. Dispatch linemarkers to do_linemarker, not
621 (do_line): Code to handle linemarkers split out to do_linemarker.
622 Convert escape sequences in filename argument, both places.
624 * cppmacro.c (quote_string): Rename cpp_quote_string and
625 export. All callers changed.
626 * cpplib.h (cpp_quote_string): Prototype.
627 * cppmain.c (print_line): Call cpp_quote_string on to_file
630 * doc/cpp.texi: Document that escapes are now interpreted in
631 #line and in linemarkers, and that non-printing characters are
632 converted to octal escapes when linemarkers are generated.
634 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
636 * emit-rtl.c (try_split): Use delete_insns.
637 * recog.c (split_all_insns): Fix terminating condition.
639 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
640 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
643 * arm.c (arm_output_epilogue): Fix floating-point register save
644 adjustment when using a frame pointer.
646 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
648 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
649 * config/mips/mips.c (compute_frame_size): Retrofit them here.
650 (save_restore_insns, mips_expand_epilogue): And here.
651 (build_mips16_call_stub): And here.
652 (mips_function_value): Use the new macros to decide whether a single
653 or complex float can be returned in floating-point registers. Return
654 a parallel rtx in the complex case.
656 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
658 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
659 call after liveness analysis.
661 * recog.c (split_insn): Use delete_insn_and_edges.
663 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
664 instructions to have branch prediction notes.
665 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
667 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
669 * configure.in: Don't pass -Wno-long-long to a ADA compiler
670 that doesn't support it.
671 * configure: Regenerate.
673 2002-03-13 Jakub Jelinek <jakub@redhat.com>
676 * config/sparc/sparc.md (normal_branch, inverted_branch,
677 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
678 inverted_fp_branch): Adjust calls to output_cbranch.
679 Set length attribute.
680 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
681 output_v9branch. Set length attribute.
682 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
684 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
685 (output_cbranch): Likewise. Handle far branches.
686 (output_v9branch): Handle far branches.
687 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
689 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
690 noov_compare64_op predicates.
692 2002-03-13 Jason Merrill <jason@redhat.com>
694 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
695 into the function and constify it.
696 * gthr-dce.h, gthr-solaris.h: Likewise.
698 2002-03-13 David Edelsohn <edelsohn@gnu.org>
700 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
701 * config/rs6000/rs6000.c (rs6000_va_arg): Use
702 std_expand_builtin_va_arg if not ABI_V4.
704 2002-03-13 Jason Merrill <jason@redhat.com>
706 * varasm.c (globalize_decl): New fn.
707 (assemble_start_function): Use it.
708 (asm_emit_uninitialized): Use it.
709 (assemble_alias): Use it.
710 (assemble_variable): Use it.
712 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
714 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
715 2002-03-12 internal visibility change.
716 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
717 visibility into SYMBOL_REF_FLAG.
719 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
721 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
722 VOIDmode operand. Add compile-time optimization for constant results.
724 2002-03-12 Jason Merrill <jason@redhat.com>
726 * c-typeck.c (convert_for_assignment): Don't allow conversions
727 between pointers and references. Only allow lvalues to convert to
730 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
732 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
733 before prologue, to avoid scheduling problems.
735 2002-03-13 Jakub Jelinek <jakub@redhat.com>
737 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
738 (ELIMINABLE_REGS): Add sfp->sp.
739 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
741 2002-03-13 Jakub Jelinek <jakub@redhat.com>
744 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
746 2002-03-13 Jakub Jelinek <jakub@redhat.com>
748 * loop.c (basic_induction_var): Don't call convert_modes if mode
749 classes are different.
751 2002-03-12 Richard Henderson <rth@redhat.com>
754 * function.c (reposition_prologue_and_epilogue_notes): Position
755 the markers after/before the last/first insn not deleted.
757 2002-03-12 Richard Henderson <rth@redhat.com>
760 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
761 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
762 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
764 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
765 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
766 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
768 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
769 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
770 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
771 also. Don't set it if not flag_pic.
772 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
773 to be INVALID_REGNUM when not used.
775 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
777 * expmed.c (store_bit_field): Reset alias set for memory.
778 (extract_bit_field): Same.
780 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
782 * c-common.c (c_tree_code_type, c_tree_code_length,
783 c_tree_code_name, add_c_tree_codes): Delete.
784 * c-common.h (add_c_tree_codes): Delete.
785 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
787 * c-objc-common.c (c_objc_common_init): Don't call
788 add_c_tree_codes, instead set lang_unsafe_for_reeval.
789 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
790 objc_tree_code_name, add_objc_tree_codes): Delete.
791 (objc_init): Don't call add_objc_tree_codes.
792 * objc/objc-lang.c (tree_code_type, tree_code_length,
793 tree_code_name): Define.
794 * toplev.c (lang_independent_init): Don't set
795 tree_code_length[IDENTIFIER_NODE].
796 * tree.c (tree_code_type, tree_code_length, tree_code_name):
797 Delete definitions, moved to language front-ends.
798 * tree.def (IDENTIFIER_NODE): Hardwire the length.
799 * tree.h (tree_code_type, tree_code_length, tree_code_name):
801 (tree_code_length): Change type to unsigned char.
803 2002-03-12 Richard Henderson <rth@redhat.com>
805 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
806 internal visibility change.
808 2002-03-12 Bob Wilson <bob.wilson@acm.org>
810 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
811 validize_mem() instead of change_address to avoid clobbering
814 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
816 * c-lex.h (position_after_whitespace): Remove.
818 2002-03-12 Jakub Jelinek <jakub@redhat.com>
820 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
821 (lex_string): Use unsigned char pointers.
823 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
825 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
826 is not a valid memory_operand.
828 2002-03-12 Bob Wilson <bob.wilson@acm.org>
830 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
831 * config/xtensa/lib1funcs.asm: Fix copyright to include
832 special case for libgcc files.
833 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
834 (__divsi3): Likewise.
835 (__umodsi3): Likewise.
836 (__modsi3): Likewise.
837 * config/xtensa/lib2funcs.S: Fix copyright to include
838 special case for libgcc files.
840 2002-03-12 Tom Rix <trix@redhat.com>
842 * collect2.c (resolve_lib_name): Move outside of
843 OBJECT_FORMAT_COFF ifdef.
844 (ignore_library): Same.
846 2002-03-12 Bob Wilson <bob.wilson@acm.org>
848 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
850 2002-03-12 Bob Wilson <bob.wilson@acm.org>
852 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
853 to function_section before writing out the constant pool.
855 2002-03-12 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
859 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
861 2002-03-12 Alan Modra <amodra@bigpond.net.au>
863 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
867 (cmpsi splitter): Likewise.
868 (modsi3): Fail if <= 0.
869 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
870 redundant test when HOST_BITS_PER_WIDE_INT != 32.
871 (reg_or_sub_cint64_operand): Likewise.
872 (num_insns_constant_wide): Optimize sign extension.
873 (rs6000_legitimize_address): Likewise.
875 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
877 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
878 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
880 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
882 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
885 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
887 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
888 scratch register to DImode / TImode.
889 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
890 register used does not overlap the target.
892 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
894 * Makefile.in (debug.o): Depend on debug.h.
895 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
896 * debug.c (do_nothing_debug_hooks): Likewise.
897 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
898 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
899 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
900 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
901 * dwarfout.c (dwarf_debug_hooks): Likewise.
902 * integrate.c (output_inline_function): Likewise.
903 * objc/objc-act.c (synth_module_prologue): Likewise.
904 * sdbout.c (sdb_debug_hooks): Likewise.
905 * toplev.c (debug_hooks): Likewise.
906 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
908 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
910 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
911 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
912 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
913 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
914 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
915 * defaults.h (POINTER_SIZE): Define.
916 * doc/tm.texi (POINTER_SIZE): Document default.
918 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
920 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
922 2002-03-11 Richard Henderson <rth@redhat.com>
924 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
925 if rebuild_label_notes_after_reload.
927 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
929 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
930 emit pic register load if "internal" visibility.
931 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
932 (cris_expand_builtin_va_arg): Do all computations on trees.
934 2002-03-11 Richard Henderson <rth@redhat.com>
936 * rtlanal.c: Include recog.h.
937 (keep_with_call_p): Fix thinko.
938 * Makefile.in (rtlanal.o): Update dependencies.
940 2002-03-11 Chris Meyer <cmeyer@gatan.com>
942 * genflags.c (gen_insn): Use IS_VSPACE.
943 * genoutput.c (output_insn_data): Likewise.
944 (process_template): Likewise.
946 2002-03-11 Richard Henderson <rth@redhat.com>
948 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
950 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
952 * Makefile.in: Update.
953 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
954 Update documentation.
955 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
956 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
958 2002-03-11 Zack Weinberg <zack@codesourcery.com>
960 * Makefile.in: Give texi2pod its input file as a command line
961 argument, not on stdin.
963 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
964 Daniel Berlin <dan@dberlin.org>
966 C++ alias analysis improvement.
967 * alias.c (record_component_aliases): Record aliases for base
970 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
972 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
974 2002-03-11 Douglas B Rupp <rupp@gnat.com>
976 * toplev.c (vms_fopen): Remove, not needed.
978 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
980 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
982 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
983 for FP, already done later.
985 * toplev.c (debug_args): Add entry for VMS_DEBUG.
986 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
988 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
990 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
991 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
992 LARGEST_EXPONENT_IS_NORMAL for the given mode.
993 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
994 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
995 (ediv, emul, eldexp, esqrt): Likewise.
996 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
997 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
998 (saturate): New function.
999 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1000 (make_nan): Use a saturation value instead of a NaN if
1001 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1002 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1003 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1004 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1005 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1006 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1007 !ROUND_TOWARDS_ZERO.
1008 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1009 (ROUND_TOWARDS_ZERO): Document.
1011 2002-03-11 Andreas Jaeger <aj@suse.de>
1013 * cfg.c (dump_flow_info): Remove unused variable.
1015 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1017 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1018 computations on trees.
1020 2002-03-10 Richard Henderson <rth@redhat.com>
1023 * reload.c (copy_replacements_1): New.
1024 (copy_replacements): Use it to recurse through the rtx.
1026 2002-03-10 Richard Henderson <rth@redhat.com>
1028 * loop.c (strength_reduce): Compute number of iterations as
1029 unsigned HOST_WIDE_INT.
1031 2002-03-10 Richard Henderson <rth@redhat.com>
1033 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1034 to move away from the end of the block.
1036 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1038 PR preprocessor/5899
1039 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1041 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1045 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1047 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1049 * config/mmix/mmix.c: Improve comments.
1050 (mmix_target_asm_function_prologue): Drop variable
1051 empty_stack_frame. Don't allocate unused slot above fp.
1052 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1053 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1054 brace in first column.
1055 (enum reg_class): Ditto.
1056 (FIRST_PARM_OFFSET): Now 0.
1057 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1059 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1061 * combine.c (make_extraction): Fix error in last change.
1063 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * c4x.c (c4x_fp_reglist): Const-ify.
1066 * cris.c (cris_print_operand): Likewise.
1067 * i386.c (ix86_va_arg): Likewise.
1068 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1069 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1070 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1071 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1072 * mcore.h (regno_reg_class): Likewise.
1073 * mips.c (gen_int_relational): Likewise.
1074 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1075 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1076 * pdp11.c (move_costs): Likewise.
1077 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1078 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1080 * s390.h (regclass_map): Likewise.
1081 * sh.c (shift_amounts): Likewise.
1082 * sh.md (rotlsi3): Likewise.
1084 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1086 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1087 (ne0+5): Use new clobber to generate proper shift pattern.
1088 Patch by Michael Matz <matz@kde.org>.
1090 2002-03-09 Andreas Schwab <schwab@suse.de>
1092 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1094 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1096 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1098 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1101 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1102 even for non-representable constants.
1104 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1106 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1107 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1108 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1109 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1110 (pop_function_context): Compute MAY_SHARE parameter for
1112 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1113 (gen_mem_addressof): Call fixup_var_refs with new parm.
1115 * combine.c (make_extraction): Don't make extension of CONST_INT.
1117 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1119 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1120 in o32 and o64 ABIs.
1121 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1122 but getting fixed-size structs passed in registers regardless of
1123 padding in o32 and o64 ABIs.
1125 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1126 offset before loading address of argument passed by transparent
1129 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1131 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1133 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1135 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1136 marker such that registers after it are saved.
1138 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1140 * sparc.c (arith_4096_operand): Fix error in last change.
1142 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1144 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1147 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1149 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1152 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1154 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1156 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1158 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1159 removed; fix return value.
1160 * combine.c (combine_instructions): Dirtify blocks where we failed to
1161 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1162 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1164 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1166 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1168 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1170 * recog.c (peephole2_optimize): Re-distribute EH edges.
1172 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1174 * expr.c (expand_expr): Use unsave lang hook.
1175 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1176 (LANG_HOOKS_INITIALIZER): Update.
1177 * langhooks.h (struct lang_hooks): New hook unsave.
1178 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1179 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1180 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1181 (unsave_expr_now): Remove.
1182 * tree.h (unsave_expr_now, lang_unsave,
1183 lang_unsave_expr_now): Remove.
1186 2002-03-08 Andreas Jaeger <aj@suse.de>
1188 * flow.c (propagate_block_delete_insn): Remove unused variable.
1190 2002-03-08 Kazu Hirata <kazu@hxi.com>
1192 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1193 insn length for memory load/store.
1195 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1197 * doc/install.texi (--with-libiconv-prefix): Document.
1199 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1201 * doc/sourcebuild.texi: Fix typo.
1203 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1206 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1209 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1211 * rtl.c (copy_most_rtx): Move from here ...
1212 * emit-rtl.c (copy_most_rtx): ... to here.
1214 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1216 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1217 SUBTARGET_CPP_SIZE_SPEC.
1218 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1220 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1222 2002-03-07 Matt Hiller <hiller@redhat.com>
1224 * gensupport.c (first_dir_md_include): Renamed from include;
1225 change all references.
1226 (last_dir_md_include): Renamed from last_include; change all
1228 (init_md_reader): Unconditionally initialize base_dir whether or
1229 not filename is a relative path.
1231 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1233 * config/fp-bit.c (_unord_f2): Compile it in even if
1234 US_SOFTWARE_GOFAST is enabled.
1236 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1237 NULL_RTX. Set all HFmode operations as NULL_RTX.
1238 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1239 NULL_RTX, try reversing the comparison and the operands.
1241 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1243 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1244 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1247 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1249 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1251 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1253 * basic-block.h (fixup_abnormal_edges): Declare.
1254 * reload1.c (fixup_abnormal_edges): New function.
1255 * reg-stack.c (convert_regs): Use it.
1257 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1259 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1261 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1263 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1264 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1265 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1266 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1267 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1268 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1269 unless x and y could be infinite.
1270 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1271 Check that the common type of both arguments is a real, even for
1272 targets without unordered comparisons. Allow an integer argument
1273 to be compared against a real.
1274 (expand_tree_builtin): Use expand_unordered_cmp.
1275 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1276 * cse.c (fold_rtx): Likewise. Fix indentation.
1277 * fold-const.c (fold_real_zero_addition_p): New.
1278 (fold): Use it, and the new HONOR_... macros.
1279 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1280 * jump.c (reversed_comparison_code_parts): After searching for
1281 the true comparison mode, use HONOR_NANS to decide whether it
1282 can be safely reversed.
1283 (reverse_condition_maybe_unordered): Remove IEEE check.
1284 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1285 to decide which simplifications are valid. Allow the following
1286 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1287 and (a - -b) to (a + b).
1288 (simplify_relational_operation): Use HONOR_NANS.
1289 * doc/tm.texi: Document the MODE_HAS_... macros.
1291 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1293 * combine.c (simplify_comparison): If simplifying a logical shift
1294 right and compare with constant, force the comparison to unsigned.
1296 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1298 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1300 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1302 (alt_reg_names): Remove % for vrsave.
1304 2002-03-06 Richard Henderson <rth@redhat.com>
1306 PR optimization/5844
1307 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1308 if used indicates we've already emitted one copy of an operand.
1309 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1310 (gen_split): Supply a non-null used.
1312 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1314 * reload1.c (reload): Unshare all rtl after reload is done.
1316 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1317 but simply fail if the expression is too complex to simplify.
1318 (simplify_gen_binary): Handle simplify_plus_minus failures.
1320 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1322 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1323 consistently call delete_trivially_dead_insns after CSE and GCSE;
1324 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1325 after liveness2; update comment in last crossjumping.
1326 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1328 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1330 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1331 after completing fast dead code elimination.
1333 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1336 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1338 * version.c: Fix misplaced leading blanks on first line.
1340 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1342 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1344 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1346 * cfgcleanup.c (mentions_nonequal_regs): New function.
1347 (thread_jump): Use it.
1348 * toplev.c (rest_of_compilation): Run jump threading after
1351 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1353 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1356 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1358 * predict.c (estimate_bb_frequencies): Do not reload the
1359 frequencies from notes.
1361 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1363 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1364 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1366 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1367 delete_noop_moves): Return indeger.
1368 * flow.c (ndead): New variable.
1369 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1370 BB argument; update callers.
1371 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1372 (life_analysis): Do not call purge_all_dead_edges.
1373 (update_life_info): Return number of deleted insns; print statistics.
1374 (update_life_info_in_dirty_blocks): likewise.
1375 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1376 return number of insns deleted.
1378 * cse.c: Include timevar.h
1379 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1380 iterate until stabilizes; print statistics; return number of killed
1382 * Makefile.in: (cse.o): Add timevar.h dependency
1383 * rtl.h (delete_trivially_dead_insns): New.
1384 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1385 * toplev.c (rest_of_compilation): Update callers.
1387 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1388 (try_optimize_cfg): Do not update liveness.
1389 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1390 removal stabilizes; use delete_trivially_dead_insns.
1392 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1394 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1396 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1397 callbacks when processing assembly language.
1399 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1401 * pa.h (ASM_FILE_END): Define.
1402 * som.h (ASM_FILE_END): Delete.
1404 * pa.c (function_arg): Don't pass floats in general registers in
1405 indirect calls if TARGET_ELF32.
1407 2002-03-05 Richard Henderson <rth@redhat.com>
1409 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1411 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1413 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1415 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1417 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1418 -r command line. Don't hide any symbols if not building
1421 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1423 * cfg.c (dump_flow_info): Warn about profile mismatches.
1424 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1425 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1427 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1429 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1430 wide volatile memory by parts.
1432 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1434 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1437 2002-03-05 Richard Henderson <rth@redhat.com>
1439 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1441 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1443 * toplev.c (documented_lang_options): Document more
1444 language-specific options.
1445 * doc/invoke.texi (Warning Options): Correct documentation for
1446 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1447 * c-decl.c (c_decode_option): Use a table to handle warning options.
1449 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1451 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1452 parameter to mmix_encode_section_info.
1453 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1454 relocatably. Always produce ELF, not mmo if linking relocatably.
1455 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1456 first is non-zero, don't add symbol prefix.
1457 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1458 prototype accordingly.
1460 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1462 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1464 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1466 * configure.in: Increase required makeinfo version to 4.1.
1467 * configure: Regenerate.
1469 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1471 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1474 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1476 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1477 * doc/invoke.texi: Fix @math uses.
1479 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1481 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1484 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1486 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1487 (powerpc-*-eabisimaltivec*): Same.
1489 * config/rs6000/t-ppcendian: New.
1491 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1493 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1494 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1495 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1497 2002-03-03 Richard Henderson <rth@redhat.com>
1499 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1501 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1503 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1504 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1505 tree.c, config/m68k/m68k.c:
1506 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1507 REAL_ARITHMETIC blocks unconditional. Delete some further
1508 #ifdef blocks predicated on REAL_ARITHMETIC.
1509 * flags.h, toplev.c: Delete remaining references to
1512 * doc/invoke.texi: Remove documentation of -fpretend-float.
1513 * doc/tm.texi: Describe the various REAL_* macros as provided by
1514 real.h, not by the target configuration files.
1516 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1517 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1518 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1519 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1520 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1521 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1522 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1523 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1524 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1525 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1526 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1527 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1528 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1529 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1530 config/xtensa/xtensa.h:
1531 Do not define, undefine, or mention in comments any of
1532 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1533 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1534 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1535 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1536 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1537 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1538 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1539 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1540 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1542 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1544 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1545 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1546 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1547 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1548 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1549 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1551 * defaults.h (BITS_PER_WORD): Define.
1552 * doc/tm.texi (BITS_PER_WORD): Document default value.
1554 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1555 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1556 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1558 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1560 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1561 lieu of explicit sizeof/sizeof.
1562 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1563 ix86_expand_builtin): Likewise.
1564 * mips.c (mips_add_gc_roots): Likewise.
1565 * mmix.c (mmix_output_condition): Likewise.
1566 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1567 altivec_init_builtins): Likewise.
1568 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1569 * cppexp.c (Nsuff, parse_number): Likewise.
1570 * cppinit.c (builtin_array_end): Likewise.
1571 * gcc.c (n_default_compilers, process_command): Likewise.
1572 * genpreds.c (output_predicate_decls): Likewise.
1573 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1574 * lcm.c (N_ENTITIES): Likewise.
1575 * stor-layout.c (set_sizetype): Likewise.
1577 2002-03-03 Richard Henderson <rth@redhat.com>
1579 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1580 for types or labels.
1582 2002-03-03 Richard Henderson <rth@redhat.com>
1584 * c-decl.c (start_decl): Initialized variables are not common.
1586 2002-03-02 Per Bothner <per@bothner.com>
1588 * gcc.c (option_map): Suport new --bootclasspath option.
1589 --CLASSPATH is now just an alias for --classpath.
1591 2002-03-02 Richard Henderson <rth@redhat.com>
1593 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1594 load if "internal" visibility.
1595 * doc/extend.texi: Document visibility meanings.
1597 2002-03-02 Richard Henderson <rth@redhat.com>
1599 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1600 to functions as well.
1602 2002-03-02 Richard Henderson <rth@redhat.com>
1604 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1605 (handle_visibility_attribute): Don't call assemble_visibility.
1606 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1607 without asmspec. Invoke assemble_alias when needed.
1608 * varasm.c (maybe_assemble_visibility): New.
1609 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1611 2002-03-02 Richard Henderson <rth@redhat.com>
1613 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1614 invoke ENCODE_SECTION_INFO with first call flag.
1616 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1617 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1618 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1619 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1620 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1621 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1622 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1623 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1624 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1625 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1626 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1627 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1628 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1629 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1630 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1631 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1632 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1633 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1634 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1635 config/sh/sh.h, config/sparc/sparc.h,
1636 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1637 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1638 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1639 FIRST argument. As needed, examine it and do nothing.
1641 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1642 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1643 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1645 * config/arm/t-pe (pe.o): Add dependencies.
1647 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1649 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1650 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1651 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1652 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1653 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1654 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1655 * defaults.h (BITS_PER_UNIT): Define.
1656 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1658 2002-03-02 Kazu Hirata <kazu@hxi.com>
1660 * config/h8300/h8300-protos.h: Add a prototype for
1661 compute_a_shift_length.
1662 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1663 (compute_a_shift_length): Likewise.
1664 (h8300_adjust_insn_length): Do not adjust insn length of shift
1666 * config/h8300/h8300.md (anonymous shift patterns): Use
1667 compute_a_shift_length.
1669 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1671 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1674 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1676 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1679 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1680 * flags.h (flag_zero_initialized_in_bss): Declare.
1681 * toplev.c (flag_zero_initialized_in_bss): New flag.
1682 (lang_independent_options): Add flag_zero_initialized_in_bss.
1683 * tree.c (initializer_zerop): New function.
1684 * tree.h (initializer_zerop): Declare.
1685 * varasm.c (assemble_variable): If we can emit bss, put zero
1686 initializers in the bss section.
1688 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1690 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1691 like more than one symbol per .weak directive.
1693 2002-03-01 Richard Henderson <rth@redhat.com>
1695 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1696 adjust argument_pointer by pretend_args_size.
1697 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1699 2002-03-01 Kazu Hirata <kazu@hxi.com>
1701 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1703 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1705 * toplev.c (rest_of_compilation): Delete dead jumptables before
1707 * flow.c (delete_dead_jumptables): Make global.
1708 * rtl.h (delete_dead_jumptables): Declare.
1710 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1712 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1713 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1714 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
1716 2002-03-01 Kazu Hirata <kazu@hxi.com>
1718 * config/h8300/h8300-protos.h: Fix formatting.
1719 * config/h8300/h8300.c: Likewise.
1720 * config/h8300/h8300.h: Likewise.
1722 2002-03-01 Kazu Hirata <kazu@hxi.com>
1724 * config/h8300/h8300.c (print_operand): Support 16-bit
1726 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1728 2002-02-28 Richard Henderson <rth@redhat.com>
1730 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1731 pun complex values as integers; use gen_lowpart instead of
1733 (extract_bit_field): Likewise.
1735 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1736 David Edelsohn <edelsohn@gnu.org>
1738 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1739 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1740 (SUPPORTS_WEAK): Likewise.
1741 * output.h (add_weak): Add tree param.
1742 * varasm.c (add_weak): Likewise. Save decl.
1743 (struct weak_syms): Add decl field.
1744 (mark_weak_decls): New function.
1745 (init_varasm_once): ggc_add_root mark_weak_decls.
1746 (assemble_start_function): Use ASM_WEAKEN_DECL.
1747 (assemble_variable): Likewise.
1748 (assemble_alias): Likewise.
1749 (declare_weak): Pass decl to add_weak.
1750 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1751 (remove_from_pending_weak_list): Declare and define for
1753 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1754 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1755 * defaults.h (SUPPORTS_WEAK): Likewise.
1756 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1757 .weak for code sym. Do emit .size for descriptor sym.
1758 (ASM_DECLARE_FUNCTION_SIZE): Define.
1759 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1760 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1761 .lglobl unless TARGET_XCOFF. Formatting fixes.
1762 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1764 (HANDLE_PRAGMA_WEAK): Remove.
1765 (ASM_WEAKEN_LABEL): Remove.
1766 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1768 2002-03-01 Jason Merrill <jason@redhat.com>
1770 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1771 (TARGET_EXPR_CLEANUP): New macro.
1773 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1775 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1776 to take ptr_extend into account as third type of extension.
1777 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1778 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1779 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1780 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1781 * calls.c (precompute_arguments): Use new macro.
1782 (expand_call): Ditto.
1783 * combine.c (nonzero_bits): Ditto.
1784 (record_promoted_value): Ditto.
1785 * expr.c (store_expr): Ditto.
1786 (expand_expr): Ditto.
1787 * function.c (assign_parms): Ditto.
1789 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1791 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1792 override -shared and -shared-libgcc.
1794 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1796 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1798 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1801 2002-02-28 Richard Henderson <rth@redhat.com>
1803 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1804 4 cycle latency from MM producers.
1805 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1807 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1809 * mklibgcc.in: Don't use GNU make extension.
1811 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1813 * c-parse.in (STATIC): New terminal.
1814 (scspec): New non-terminal. Update productions accordingly.
1815 (program): Remove bogus ifc / end ifc.
1816 (array_declarator): Simplify production using STATIC.
1818 2002-02-28 Jim Meyering <meyering@lucent.com>
1820 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1821 \a still means TARGET_BELL.
1823 2002-02-28 Richard Henderson <rth@redhat.com>
1825 * haifa-sched.c (sched_emit_insn): New.
1826 (schedule_block): Use last_scheduled_insn to track last insn.
1827 * sched-int.h (sched_emit_insn): Prototype.
1828 * config/ia64/ia64.c (last_issued): Remove.
1829 (ia64_variable_issue): Don't set it.
1830 (nop_cycles_until): Use sched_emit_insn.
1832 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1834 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1837 2002-02-28 Kazu Hirata <kazu@hxi.com>
1839 * config/h8300/h8300.c: Fix formatting.
1840 * config/h8300/h8300.h: Likewise.
1842 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1844 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1845 which may overwrite the high byte of the frame pointer.
1847 2002-02-28 Bo Thorsen <bo@suse.de>
1849 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1850 (STARTFILE_SPEC): Add 64 bit files.
1851 (ENDFILE_SPEC): Likewise.
1853 2002-02-28 Jason Merrill <jason@redhat.com>
1855 * c-decl.c (finish_function): Only warn about missing return
1856 statement with -Wreturn-type.
1858 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1860 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1862 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1863 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1865 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1867 * basic-block.h (BB_REACHABLE): Renumber.
1868 (BB_DIRTY, BB_NEW): New flags.
1869 (clear_bb_flags): Declare.
1870 (update_life_info_in_dirty_blocks): Declare.
1871 * cfg.c (clear_bb_flags): New function.
1872 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1873 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1874 reorder_insns, emit_insn_after): Mark block as dirty.
1875 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1876 (update_life_info_in_dirty_blocks): New function.
1877 * recog.c (apply_change_group): Dirtify block.
1879 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1881 * gcse.c (delete_null_pointer_checks): Likewise.
1883 * toplev.c (dump_file_index): Move cse2 after bp,
1885 (dump_file_info): Similary.
1886 (rest_of_compilation): Avoid most of CFG rebuilds;
1887 do first if converision after null pointer checks, do cse2
1888 after branch prediction; avoid full liveness rebuild after
1889 initializing subregs.
1890 * invoke.texi (-d options): Document -du, renumber.
1892 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1893 (notice_new_block): Do not set BB_UPDATE_LIFE.
1894 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1895 merge_blocks_move_successor_nojumps, merge_blocks,
1896 try_crossjump_to_edge): Likewise.
1897 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1898 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1899 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1900 (merge_of_block): Do not use life_data_ok.
1901 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1902 (if_convert): Use BB_DIRTY mechanizm to update life.
1903 * lcm.c (optimize_mode_switching): Update
1904 update_life_info_in_dirty_blocks
1906 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1908 * Makefile.in (integrate.o): Update.
1909 * c-decl.c (copy_lang_decl): Rename.
1910 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1911 * integrate.c: Include langhooks.h.
1912 (copy_decl_for_inlining): Update to use langhook.
1913 * langhooks-def.h (lhd_do_nothing_t,
1914 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1915 (LANG_HOOKS_INITIALIZER): Update.
1916 * langhooks.c (lhd_do_nothing_t): New.
1917 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1918 * tree.h (copy_lang_decl): Remove.
1920 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1922 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1924 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1925 POST_DEC, and POST_MODIFY.
1927 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1929 * c-typeck.c (digest_init): Remove unused parameter; all
1932 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1934 * expmed.c (expand_shift): Correctly test for low part of a
1937 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1939 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1940 insn UIDs with insn addresses.
1942 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1944 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1945 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1946 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1947 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1948 gcc.c, toplev.c: Delete code implementing -traditional mode.
1950 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1951 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1952 Document removal of -traditional mode for compilation, and
1953 remove documentation only relevant to that mode.
1955 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1956 config/convex/convex.h, config/d30v/d30v.h,
1957 config/i386/dgux.h, config/i386/osf1elf.h,
1958 config/i386/osfelf.h, config/i386/osfrose.h,
1959 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
1960 config/m68k/hp310.h, config/m88k/dgux.h,
1961 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
1962 config/m88k/m88k.h, config/m88k/openbsd.h,
1963 config/mips/abi64.h, config/mips/osfrose.h,
1964 config/mips/svr4-5.h, config/mips/svr4-t.h,
1965 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
1966 config/stormy16/stormy16.h: Remove all references to
1967 -traditional from target specs. Delete all mention of the
1968 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
1969 delete a couple of commented-out definitions of
1970 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
1973 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
1974 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
1976 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1978 * mklibgcc.in: Don't use \n in a line subject to
1979 interpretation by echo.
1981 2002-02-27 Graham Stott <grahams@redhat.com>
1983 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
1986 * loop.c (prescan_loop): Handle PARALLEL.
1988 * unroll.c (loop_iterations): Return 0 if the add_val for
1991 * final.c (output_operand_lossage): Constify PFX_STR.
1993 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
1995 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
1997 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
1998 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2000 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2002 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2004 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2006 * cpplex.c (_cpp_lex_token): Handle directives in macro
2008 * cpplib.c (_cpp_handle_directive): Save and restore state
2009 if parsing macro args when entering a directive.
2010 * cppmacro.c (collect_args): No need to handle directives
2012 (enter_macro_context, replace_args): Use the original macro
2013 definition in case it was redefined whilst collecting arguments.
2017 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2019 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2020 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2021 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2023 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2024 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2025 (load_toc_v4_PIC_2): Same.
2027 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2029 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2031 2002-02-26 Richard Henderson <rth@redhat.com>
2033 * config/alpha/alpha.md (ashldi_se): Re-enable.
2035 2002-02-26 Richard Henderson <rth@redhat.com>
2037 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2038 MODULE_LOCAL_P; improve commentary.
2040 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2042 * doc/cpp.texi: Clarify documentation of relationship between
2045 2002-02-26 Kazu Hirata <kazu@hxi.com>
2047 * config/h8300/h8300-protos.h: Update the prototype for
2048 compute_logical_op_length. Add the prototype for
2049 compute_logical_op_cc.
2050 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2052 (compute_logical_op_cc): New.
2053 * config/h8300/h8300.md: Combine all the logical op patterns
2054 in HImode and SImode. Use compute_logical_op_cc.
2056 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2058 * config/i386/i386.c (print_operand): Don't append ATT-style
2059 length suffixs to x87 opcodes when in Intel mode.
2061 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2063 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2064 (init_emit_once): Update calls.
2065 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2066 (init_syntax_once): Prototype.
2068 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2070 * pa-linux.h (LIB_SPEC): Update definition.
2071 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2073 2002-02-26 Richard Henderson <rth@redhat.com>
2075 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2076 if we emitted a stop bit.
2078 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2080 * configure.in (libgcc_visibility): Substitute.
2081 * configure: Rebuilt.
2082 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2083 defined symbols .hidden.
2085 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2087 * attribs.c (c_common_attribute_table): Add visibility.
2088 (handle_visibility_attribute): New function.
2089 * varasm.c (assemble_visibility): New function.
2090 * output.h (assemble_visibility): Add prototype.
2091 * tree.h (MODULE_LOCAL_P): Define.
2092 * crtstuff.c (__dso_handle): Use visibility attribute.
2093 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2094 for MODULE_LOCAL_P symbols too.
2095 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2096 MODULE_LOCAL_P symbols the same way as local symbols.
2097 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2098 into .sdata/.sbss by the user.
2099 * doc/extend.texi (Function Attributes): Document visibility
2102 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2105 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2106 STRING_CST initializer spanning the whole variable without
2108 If expand_expr returned MEM, don't use it.
2110 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2112 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2113 generate a die for the lexical block.
2115 2002-02-26 Kazu Hirata <kazu@hxi.com>
2117 * config/h8300/h8300-protos.h: Add a prototype for
2118 compute_logical_op_length.
2119 * config/h8300/h8300.c (compute_logical_op_length): New.
2120 * config/h8300/h8300.md (anonymous logical patterns): Use
2121 compute_logical_op_length for length.
2123 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2125 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2127 (gen_type_die): Same.
2129 * attribs.c (handle_vector_size_attribute): Set debug information.
2131 2002-02-26 Daniel Egger <degger@fhm.edu>
2133 * config/rs6000/rs6000.md: Swap define_insn attributes to
2134 fix incorrect generation of merge high instructions instead
2137 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2139 * c-typeck.c (really_start_incremental_init): Use
2140 bitsize_zero_node for vectors.
2142 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2144 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2145 ("*set_vrsave_internal"): Same.
2147 2002-02-25 Richard Henderson <rth@redhat.com>
2149 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2150 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2152 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2155 * config/i386/i386.c (ix86_return_pops_args): Only pop
2156 fake structure return argument if it was passed on the stack.
2158 2002-02-25 Jason Merrill <jason@redhat.com>
2160 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2163 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2165 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2166 link with shared_name only.
2167 * doc/invoke.texi (Link Options): Document new behavior.
2169 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2171 * c-typeck.c (push_init_level): Handle vectors.
2173 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2175 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2176 operands of SPARC_SETHI_P.
2177 (input_operand): Likewise.
2178 (sparc_emit_set_const32): Likewise.
2179 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2180 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2181 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2182 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2183 (movdi_insn_sp64_vis): Likewise.
2184 (movdi split, movdf split): Use SETHI32.
2185 * doc/md.texi: Document SPARC constraints L, M and N.
2187 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2189 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2190 ("*set_vrsave_internal"): use mfspr for Darwin.
2192 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2193 gen_get_vrsave_internal.
2195 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2197 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2199 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2201 * cpplex.c (cpp_interpret_charconst): Get signedness or
2202 otherwise of wide character constants correct.
2203 * cppexp.c (lex): Get signedness of wide charconsts correct.
2205 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2207 * optabs.c (widen_operand): Only call convert_modes for
2208 promoted SUBREG if signedness matches.
2209 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2211 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2213 * cpplib.c (glue_header_name): Use local buffer to build up
2216 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2218 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2220 2002-02-23 Kazu Hirata <kazu@hxi.com>
2222 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2223 H8/300[HS] separately.
2224 * config/h8300/h8300.md: Remove the early clobber constraint
2225 from bit field patterns.
2227 2002-02-23 Kazu Hirata <kazu@hxi.com>
2229 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2231 (mulhisi3): Likewise.
2232 (umulqisi3): Likewise.
2233 (umulhisi3): Likewise.
2235 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2237 * cppinit.c (output_deps): Correct test for stdout output.
2238 (init_dependency_output): Cure warning.
2240 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2242 * expr.c (store_expr): When converting expression to promoted
2243 equivalent type, allow using SUBREG_REG of TARGET as the target
2244 of the expansion of EXP.
2245 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2246 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2247 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2248 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2249 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2251 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2253 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2254 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2255 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2257 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2259 PR optimization/5747
2260 * loop.c (scan_loop): Update reg info if move_movables created new
2263 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2265 * gcc.c (init_gcc_spec): Revert last change.
2267 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2269 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2270 gpc_reg_operand constraint.
2272 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2274 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2275 Simplify comparison of `low'.
2276 (add_operand): Fix formatting.
2277 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2278 (mask_operand): Disallow mask to wrap in 64-bit mode.
2279 (rs6000_stack_info): Remove redundant test setting push_p.
2280 (output_toc): Fix formatting.
2281 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2282 cc_reg_not_cr0_operand constraint.
2283 (booldi3, boolcdi3 splitters): Same.
2285 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2287 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2289 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2291 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2292 gcc invoked with -shared-libgcc.
2294 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2297 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2298 decl if any of elements was TREE_USED.
2300 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2302 * config/sparc/sol2.h: Don't include sys/mman.h.
2303 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2304 (arith_4096_operand): Don't throw high bits away.
2305 (const64_operand): Take sign extension of CONST_INTs into account.
2306 (const64_high_operand, sparc_emit_set_const32): Likewise.
2307 (GEN_HIGHINT64): Likewise.
2308 (sparc_emit_set_const64_quick1): Likewise.
2309 (const64_is_2insns): Likewise.
2310 (print_operand): Use trunc_int_for_mode for sign extension.
2311 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2312 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2313 chars. Assume CONST_INT is already properly sign-extended.
2314 (movdi split): Sign-extend each SImode part.
2315 (andsi3 split): Don't mask high bits off, so that result
2316 remains properly sign-extend.
2317 (iorsi3 split): Likewise.
2318 (xorsi3 split): Likewise.
2320 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2322 * fold-const.c (fold): Fix typo in comments.
2324 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2326 * Makefile.in (langhooks.o): Update dependencies.
2328 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2330 * langhooks.c: Include flags.h.
2332 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2334 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2336 * c-common.c (c_common_post_options): Set inline trees by
2339 * doc/extend.texi (Function Attributes): Document always_inline
2341 Update documentation about inlining when not optimizing.
2343 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2345 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2346 unless DECL_ALWAYS_INLINE.
2348 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2349 unless DECL_ALWAYS_INLINE.
2350 (c_disregard_inline_limits): Disregard if always_inline set.
2352 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2353 Disregard if always_inline set.
2354 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2355 unless DECL_ALWAYS_INLINE.
2357 * attribs.c (handle_always_inline_attribute): New.
2358 (c_common_attribute_table): Add always_inline.
2360 * config/rs6000/altivec.h: Add prototypes for builtins
2361 requiring the always_inline attribute.
2363 2002-02-21 Eric Christopher <echristo@redhat.com>
2365 * expmed.c (store_bit_field): Try to simplify the subreg
2366 before generating a new one when when the mode size of
2367 value is less than maxmode.
2369 2002-02-21 Richard Henderson <rth@redhat.com>
2371 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2372 than gen_rtx_PLUS to form the sum.
2373 * explow.c (force_reg): Rearrange to not allocate new pseudo
2374 when force_operand returns a register.
2375 * expr.c (expand_assignment): Allow offset_rtx expansion to
2376 return a sum. Do not force addresses into registers.
2377 (expand_expr): Likewise.
2378 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2379 to canonicalize arithmetic that didn't simpify.
2380 (simplify_plus_minus): New argument force; update
2381 all callers. Don't split CONST unless we can do something with it,
2382 and wouldn't lose the constness of the operands.
2384 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2385 that we generated earlier.
2387 2002-02-21 Tom Tromey <tromey@redhat.com>
2389 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2390 (output_line_info): Use constant `1', with a long explanatory
2392 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2394 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2396 * jump.c (redirect_jump): If old label has no UID, don't try to
2399 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2401 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2402 If input is constant, do shifts at compile time.
2404 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2406 * doc/extend.texi: Fix some more overfull hboxes.
2408 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2410 PR optimization/4994
2411 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2414 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2417 * expr.h (expand_and): Add mode argument.
2418 * expmed.c (expand_and): Add mode argument.
2419 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2420 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2421 * except.c (expand_builtin_extract_return_addr): Likewise.
2422 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2423 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2424 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2425 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2426 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2427 gen_rtx (CONST_INT, VOIDmode, x).
2429 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2432 * stmt.c (warn_if_unused_value): Move side effects test once more.
2434 2002-02-20 Torbjorn Granlund <tege@swox.com>
2436 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2437 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2439 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2441 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2442 SUBREG or ZERO_EXTEND.
2444 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2446 * sh.h (current_function_anonymous_args): Remove.
2447 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2448 of current_function_varargs and current_function_stdarg is set.
2449 * sh.c (sh_expand_prologue): Check current_function_varargs /
2450 current_function_stdarg / TARGET_SH5 instead of
2451 current_function_anonymous_args.
2453 * sh64.h (TARGET_VERSION): Define.
2455 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2457 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2458 VRSAVE_REGNO on TARGET_ALTIVEC.
2460 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2462 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2463 bits of SImode const_int.
2464 (includes_rshift_p): Likewise.
2465 (print_operand): Call mask_operand and mask64_operand with correct
2467 (rs6000_output_function_epilogue): Pad traceback table to word.
2468 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2469 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2470 mask64_operand with correct mode.
2471 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2473 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2476 * varasm.c (get_pool_constant_mark): New.
2477 * rtl.h (get_pool_constant_mark): Add prototype.
2478 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2479 be represented if it has not been output.
2481 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2483 * combine.c (do_SUBST): Sanity check substitutions of
2484 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2485 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2486 CONST_INT into its operand.
2487 (known_cond): Likewise, for ZERO_EXTEND.
2488 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2489 allow for simplification of wide modes. Reject CONST_INTs in
2490 ZERO_EXTEND when their actual mode is not given.
2492 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2494 * c-decl.c (pushdecl): If no global declaration is found for an
2495 extern declaration in block scope, try a limbo one.
2497 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2500 * c-common.c (pointer_int_sum): Moved from...
2501 * c-typeck.c (pointer_int_sum): ...here.
2502 * c-common.h (pointer_int_sum): Add prototype.
2504 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2507 * c-decl.c (duplicate_decls): Return 0 if issued error about
2510 2002-02-20 Roger Sayle <roger@eyesopen.com>
2511 Jakub Jelinek <jakub@redhat.com>
2514 * tree.c (host_integerp): Ensure that the constant integer is
2515 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2516 when pos is zero or non-zero respectively. Clarify comment.
2517 * c-format.c (check_format_info_recurse): Fix host_integerp
2518 usage; the pos argument should be zero when assigning to a
2519 signed HOST_WIDE_INT.
2521 2002-02-20 Richard Henderson <rth@redhat.com>
2523 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2524 of the operand, rather than assuming TImode.
2525 (ix86_expand_binop_builtin): Cope with commutative patterns
2526 using nonimmediate_operand for both operands.
2527 (ix86_expand_timode_binop_builtin): Likewise.
2528 (ix86_expand_store_builtin): Validate operand 1.
2529 (ix86_expand_unop1_builtin): Likewise.
2531 2002-02-20 Philip Blundell <philb@gnu.org>
2534 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2536 2002-02-20 Richard Henderson <rth@redhat.com>
2539 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2541 2002-02-20 Tom Tromey <tromey@redhat.com>
2543 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2544 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2545 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2546 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2547 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2550 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2552 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2553 for (const_int 0) in X not just INTVAL.
2555 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2557 * doc/extend.texi: Avoid or reduce overfull hboxes.
2559 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2561 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2562 operations if the field does not start at a mode boundary.
2564 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2566 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2567 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2568 Also done for -Acpu and -Amachine.
2570 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2572 * cppinit.c (init_dependency_output): Take deps output file
2573 from -o if none given with -MF. Suppress normal output.
2574 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2575 * doc/cpp.texi, doc/invoke.texi: Update.
2577 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2579 * toplev.c (output_quoted_string): Write unprintable
2580 characters with octal escapes.
2582 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2584 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2585 really_call_used[VRSAVE_REGNO] if not Altivec.
2587 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2589 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2591 (constant_pool_expr_1): Fix formatting.
2592 (rs6000_legitimize_reload_address): Likewise.
2594 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2596 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2597 now that we have one.
2599 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2601 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2602 end of first block of bitfields (which was only seven bits);
2603 rename dummy to unused_1; remove comment which is no longer true.
2605 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2607 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2609 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2612 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2616 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2617 arm_is_longcall_p rather than inspecting call-type cookie
2619 (call_value_insn) [TARGET_THUMB]: Likewise.
2621 2002-02-19 Graham Stott <grahams@redhat.com>
2623 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2625 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2627 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2628 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2629 (FP_SAVE_INLINE): Delete.
2631 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2632 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2633 * config/rs6000/t-ppccomm: Build crtsavres.o.
2634 * config/rs6000/crtsavres.asm: New file.
2636 2002-02-19 Philip Blundell <philb@gnu.org>
2638 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2640 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2641 (output_return_instruction): Allow interrupt functions to return with
2642 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2643 (arm_expand_prologue): Subtract 4 before stacking LR in an
2646 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2648 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2649 decl, not just FUNCTION_DECL.
2650 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2651 (arm_assemble_integer): Likewise.
2652 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2655 2002-02-19 matthew green <mrg@eterna.com.au>
2657 * config.gcc (sparc-*-netbsdelf*): Enable target.
2658 (sparc64-*-netbsd*): New target.
2659 * config/sparc/netbsd-elf.h: New file.
2660 * config/sparc/t-netbsd64: New file.
2662 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2664 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2666 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2668 * doc/invoke.texi: explicitly list the style guidelines that
2669 -Weffc++ checks for.
2671 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2673 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2675 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2678 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2679 only if not -E. If -E, pass -o through to the preprocessor.
2681 2002-02-19 Kazu Hirata <kazu@hxi.com>
2683 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2684 register number with an appropriate macro.
2686 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2688 * doc/rtl.texi (Constants): Close @code tag.
2690 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2692 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2693 ("mmx_uavgv4hi3"): Same.
2694 ("pmulhrwv4hi3"): Same.
2696 * tree-inline.c (walk_tree): Handle vectors.
2698 * c-common.c (constant_expression_warning): Handle vectors.
2699 (overflow_warning): Same.
2701 * sched-deps.c (sched_analyze_2): Handle vectors.
2703 * rtlanal.c (rtx_unstable_p): Handle vectors.
2704 (rtx_varies_p): Same.
2705 (count_occurrences): Same.
2706 (regs_set_between_p): Same.
2707 (modified_between_p): Same.
2708 (modified_in_p): Same.
2709 (volatile_insn_p): Same.
2710 (volatile_refs_p): Same.
2711 (side_effects_p): Same.
2713 (inequality_comparisons_p): Same.
2714 (replace_regs): Same.
2715 (computed_jump_p_1): Same.
2717 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2719 (inner_mode_array): New.
2720 (copy_rtx): Handle vectors.
2721 (copy_most_rtx): Same.
2722 (rtx_equal_p): Same.
2723 (get_mode_alignment): Adjust for vectors.
2725 * resource.c (mark_referenced_resources): Handle vectors.
2726 (mark_set_resources): Same.
2728 * reload1.c (eliminate_regs): Handle vectors.
2729 (elimination_effects): Same.
2730 (scan_paradoxical_subregs): Same.
2732 * reload.c (subst_reg_equivs): Handle vectors.
2734 * regrename.c (scan_rtx): Handle vectors.
2736 * regclass.c (reg_scan_mark_refs): Handle vectors.
2738 * recog.c (find_single_use_1): Handle vectors.
2740 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2741 (contains_replace_regs): Same.
2742 (memref_referenced_p): Same.
2744 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2745 (subst_constants): Same.
2747 * genattrtab.c (attr_copy_rtx): Handle vectors.
2748 (encode_units_mask): Same.
2749 (clear_struct_flag): Same.
2750 (count_sub_rtxs): Same.
2752 * gcse.c (want_to_gcse_p): Handle vectors.
2753 (oprs_unchanged_p): Same.
2754 (hash_expr_1): Same.
2755 (oprs_not_set_p): Same.
2756 (expr_killed_p): Same.
2757 (compute_transp): Same.
2758 (store_ops_ok): Same.
2760 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2762 (fixup_var_refs_1): Same.
2763 (instantiate_virtual_regs_1): Same.
2765 * fold-const.c (operand_equal_p): Handle vectors.
2767 (rtl_expr_nonnegative_p): Same.
2769 * flow.c (mark_used_regs): Handle vectors.
2771 * df.c (df_uses_record): Handle vectors.
2773 * cselib.c (cselib_subst_to_values): Handle vectors.
2774 (cselib_mem_conflict_p): Same.
2777 * cse.c (canon_reg): Handle vectors.
2779 (cse_process_notes): Same.
2780 (count_reg_usage): Same.
2783 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2785 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2787 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2788 (gen_rtx): Handle CONST_VECTOR.
2789 (gen_const_vector_0): New.
2790 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2791 (reset_used_flags): Same.
2792 (copy_insn_1): Same.
2793 (initializer_constant_valid_p): Handle VECTOR_CST.
2795 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2797 * doc/rtl.texi (Constants): Document const_vector.
2798 (CONST0_RTX): Update for vectors.
2799 (RTL sharing): Same.
2801 * print-tree.c (print_node): Add case for VECTOR_CST.
2803 * tree.h (TREE_VECTOR_CST_ELTS): New.
2804 (struct tree_vector): New.
2805 (union tree_node): Add vector node.
2806 (build_vector): Add prototype.
2808 * tree.def (VECTOR_CST): New.
2810 * tree.c (build_vector): New.
2812 * expmed.c (make_tree): Handle CONST_VECTOR.
2814 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2815 (CONST_VECTOR_ELT): New.
2816 (CONST_VECTOR_NUNITS): New.
2818 * machmode.h (GET_MODE_INNER): New.
2819 (DEF_MACHMODE): Accept 8th arg.
2821 * machmode.def: Add 8th argument for vector inner mode.
2822 Add inner vector modes for vectors.
2824 * rtl.def (VEC_CONST): Remove.
2825 (CONST_VECTOR): New.
2827 * expr.c (clear_storage): Allow vectors.
2828 (is_zeros_p): Handle VECTOR_CST.
2830 * varasm.c (output_constant_pool): Handle vectors.
2831 (rtx_const): Add veclo and vechi fields.
2832 (kind): Add RTX_VECTOR.
2833 (decode_rtx_const): Add case for vector.
2835 * config/rs6000/rs6000-protos.h: Add zero_constant.
2837 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2838 constants. Force easy vector constants into memory.
2839 (easy_vector_constant): New.
2840 (emit_easy_vector_constant): New.
2841 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2844 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2846 ("altivec_lvxl"): Same.
2847 (altivec_lvebx): Same.
2848 (altivec_lvehx): Same.
2849 (altivec_lvewx): Same.
2850 ("*movv4si_const0"): New.
2851 ("*movv4sf_const0"): New.
2852 ("*movv8hi_const0"): New.
2853 ("*movv16qi_const0"): New.
2855 2002-02-18 Kazu Hirata <kazu@hxi.com>
2857 * config/h8300/h8300.c (notice_update_cc): Use
2860 2002-02-18 Kazu Hirata <kazu@hxi.com>
2862 * config/h8300/h8300.md (divmod patterns): Change the
2863 constraints for operands[1] to register_operand.
2865 2002-02-18 Kazu Hirata <kazu@hxi.com>
2867 * config/h8300/h8300-protos.h: Remove the prototype for
2869 * config/h8300/h8300.c (p_operand): Remove.
2870 * config/h8300/h8300.md: Replace p_operand with
2873 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2875 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2877 (output_return_instruction): Allow use of LDR to unstack
2878 return addresss even for interrupt handlers or when
2879 interworking. If compiling for ARMv5, use interworking-safe
2880 return instructions by default. Remove duplicated code and
2881 lengthy "strcat" sequences.
2883 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2885 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2886 (LINK_EH_SPEC): Define.
2887 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2889 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2891 * config/s390/s390.c (s390_emit_prologue): Do not set the
2892 frame_related flag for call-clobbered registers.
2894 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2896 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2897 (construct_container): Fix handling of SSE operands.
2898 (ix86_expand_builtin): Fix handling of 64bit pointers.
2899 (mmx_maskmovq_rex): New pattern.
2901 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2903 * regrename.c (kill_set_value): Handle subregs properly.
2905 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2907 * objc/objc-act.c (handle_impent): Remove leading '*'
2908 from objc_class_name.
2910 2002-02-17 Richard Henderson <rth@redhat.com>
2912 * config/alpha/alpha.c (some_small_symbolic_operand,
2913 some_small_symbolic_operand_1, split_small_symbolic_operand,
2914 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2915 Handle small SYMBOL_REFs anywhere, not just inside memories.
2916 * config/alpha/alpha-protos.h: Update.
2917 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2918 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2920 2002-02-17 Roland McGrath <roland@frob.com>
2922 * config.gcc (powerpc-*-gnu-gnualtivec*,
2923 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2924 * config/rs6000/gnu.h: New file.
2925 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2926 Grok "gnu" in rs6000_abi_name.
2927 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2928 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2929 Grok -mcall-gnu analogous to -mcall-linux et al.
2930 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2931 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2932 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2934 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2937 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2940 2002-02-17 Philipp Thomas <pthomas@suse.de>
2942 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2943 ENDFILE_SPEC before (re)defining them.
2945 2002-02-17 Kazu Hirata <kazu@hxi.com>
2947 * config/h8300/h8300.c: Fix formatting.
2948 * config/h8300/h8300.h: Likewise.
2950 2002-02-17 Philipp Thomas <pthomas@suse.de>
2952 * doc/tm.texi: Explain why empty strings should not be
2953 marked for translation.
2955 2002-02-17 Philipp Thomas <pthomas@suse.de>
2957 * final.c (output_operand_lossage): Changed to accept
2958 printf style arguments. Change calls where necessary.
2959 * output.h (output_operand_lossage): Change declaration
2960 accordingly. Update copyright.
2961 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
2962 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
2963 Update copyright date where necessary.
2965 * config/i386/i386.c (print_operand): Likewise. Remove use of
2968 * config/cris/cris.c (cris_operand_lossage): Likewise.
2969 Rename parameter so that exgettext recognizes it as
2970 translatable message.
2971 (LOSE_AND_RETURN): Rename parameter to msgid.
2973 2002-02-17 Kazu Hirata <kazu@hxi.com>
2975 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
2976 hard coded register number with an appropriate macro.
2977 (HARD_REGNO_MODE_OK): Likewise.
2978 (ARG_POINTER_REGNUM): Likewise.
2979 (STATIC_CHAIN_REGNUM): Likewise.
2980 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2981 * config/h8300/h8300.md (define_constants): Define more
2984 2002-02-17 Philipp Thomas <pthomas@suse.de>
2986 * config/i386/i386.h: Don't mark empty strings for translation.
2988 2002-02-16 H.J. Lu <hjl@gnu.org>
2990 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2992 2002-02-16 Zack Weinberg <zack@codesourcery.com>
2994 * cppinit.c (merge_include_chains): Check for brack being
2995 NULL before attempting to merge it with qtail.
2997 2002-02-16 Andrew Cagney <ac131313@redhat.com>
2999 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3002 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3004 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3006 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3008 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3009 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3010 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3012 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3014 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3015 now only if !TARGET_FIX.
3016 (*movsi_nt_vms_fix): New pattern.
3018 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3020 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3021 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3022 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3023 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3024 (alpha_start_function, alpha_expand_epilogue): Likewise.
3025 (unicosmk_gen_dsib): Likewise.
3027 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3029 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3031 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3033 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3034 check_and_change_labels, s390_final_chunkify): Delete.
3035 (s390_split_branches, s390_chunkify_pool): New functions.
3036 (s390_function_prologue): Call them.
3038 * config/s390/s390.h (S390_REL_MAX): Delete.
3039 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3041 * config/s390/s390.md (cjump, icjump, jump): Fix length
3042 attribute calculation.
3045 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3047 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3048 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3050 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3052 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3053 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3054 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3056 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3058 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3060 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3062 * reload.c (find_dummy_reload): Check that an output register
3063 is valid for its mode.
3065 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3067 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3070 * function.c (assign_parms): Demote promoted argument passed by
3071 transparent reference.
3073 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3075 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3076 -Acpu() and -Amachine() to eliminate warnings.
3078 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3080 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3082 2002-02-14 Kazu Hirata <kazu@hxi.com>
3084 * config/h8300/h8300-protos.h: Update the prototype for
3086 * config/h8300/h8300.c (const_costs): Treat SET as a little
3087 more expensive operation.
3088 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3089 reference to const_costs.
3091 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3093 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3095 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3098 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3099 use arguments from newtype.
3101 2002-02-13 Eric Christopher <echristo@redhat.com>
3103 * config/mips/mips.c (override_options): Add check for march/mipsX
3104 on the same command line. Fix error message in cpu processing.
3105 Remove architecture and ISA checks.
3107 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3109 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3111 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3113 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3115 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3117 ("*movv8hi_internal1"): Same.
3118 ("*movv16qi_internal1"): Same.
3119 ("*movv4sf_internal1"): Same.
3121 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3122 not push_reload for altivec modes.
3124 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3126 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3127 all RTEMS targets including removal of #includes from config/*/rtems*.h
3128 file and adding them to tm_file setting. Added xm_defines=POSIX to
3130 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3131 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3132 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3133 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3134 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3135 config/m68k/rtemself.h: Ditto.
3136 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3137 config/mips/rtems64.h: Ditto.
3138 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3139 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3141 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3142 config/sparc/rtemself.h: Ditto.
3143 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3144 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3145 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3147 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3148 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3149 target made more similar to i386-elf.
3150 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3151 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3152 be similar to config/m68k/t-m68kelf.
3153 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3155 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3157 * regmove.c (kill_value): Handle subregs.
3159 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3161 * i386.md (mul patterns): Allow memory operand to be first;
3162 add expanders where needed; fix constraints.
3163 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3164 Allow memory operand to be the first.
3166 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3169 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3172 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3175 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3177 PR optimization/5547:
3178 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3179 all valid IA-32 address modes involving non-scaled %ebx and
3180 GOT/GOTOFF as displacement.
3182 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3184 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3185 after emitting ltorg insns.
3187 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3188 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3189 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3190 *abssf2): Fix "op_type" attribute.
3192 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3194 * mkconfig.sh: Avoid using a subshell redirect.
3195 ($output.T): Change to $(output)T.
3196 (ENABLE_NLS): Remove unneeded undef.
3198 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3199 * config/alpha/x-vms (libsubdir): Define.
3201 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3202 register frame procedures. Optimize retrieving context.
3204 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3205 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3206 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3208 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3210 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3211 Make same change as for find_base_value.
3213 2002-02-13 Kazu Hirata <kazu@hxi.com>
3215 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3216 of QImode and SImode.
3218 2002-02-13 Kazu Hirata <kazu@hxi.com>
3220 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3221 length computation of movsi.
3222 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3224 2002-02-13 Kazu Hirata <kazu@hxi.com>
3226 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3227 operands[2] to register_operand.
3229 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3231 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3233 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3235 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3236 for altivec_lvx* and altivec_stvx*.
3237 ("*movv4si_internal"): Add constraint for loading from GPRs.
3238 ("*movv8hi_internal1"): Same.
3239 ("*movv16qi_internal1"): Same.
3240 ("*movv4sf_internal1"): Same.
3242 * config/rs6000/rs6000.c (altivec_register_operand): New.
3244 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3245 altivec_register_operand.
3247 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3249 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3252 2002-02-13 Stan Shebs <shebs@apple.com>
3254 * c-typeck.c (digest_init): Handle vectors.
3255 (really_start_incremental_init): Same.
3256 (pop_init_level): Same.
3257 (process_init_element): Same.
3259 * varasm.c (output_constant): Same.
3261 * expr.c (clear_storage): Same.
3262 (store_constructor): Same.
3264 2002-02-12 Eric Christopher <echristo@redhat.com>
3266 * explow.c (hard_function_value): Add comment explaining
3267 signed/unsigned comparison.
3269 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3271 * jump.c (never_reached_warning): Add finish argument.
3272 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3273 real insn after end.
3274 * rtl.h (never_reached_warning): Adjust prototype.
3275 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3276 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3277 never_reached_warning.
3279 2002-02-12 Graham Stott <grahams@redhat.com>
3281 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3283 2002-02-12 Kazu Hirata <kazu@hxi.com>
3285 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3286 logical shifts on H8/300.
3287 (shift_alg_si): Improve several shifts on H8/300.
3288 (get_shift_alg): Likewise.
3290 2002-02-12 Graham Stott <grahams@redhat.com>
3292 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3294 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3296 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3297 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3299 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3301 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3302 non-CONST_INT through default_assemble_integer.
3303 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3304 <case 8>: Abort for CONST_DOUBLE.
3306 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3308 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3310 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3311 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3313 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3315 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3317 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3319 * regrename.c (regrename_optimize): Don't accept a
3320 part-clobbered register if the replaced register is not part
3323 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3324 take padding into account when computing the argument value.
3326 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3328 * combine.c (try_combine): Apply substitutions in
3329 CALL_INSN_FUNCTION_USAGE too.
3331 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3333 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3334 __builtin_altivec_abs*.
3337 * config/rs6000/rs6000.h (rs6000_builtins): Add
3338 ALTIVEC_BUILTIN_ABS*.
3340 * config/rs6000/altivec.h: Use const char for builtins expecting
3342 (vec_abs): New versions for C and C++.
3345 2002-02-10 Kazu Hirata <kazu@hxi.com>
3347 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3350 2002-02-10 Kazu Hirata <kazu@hxi.com>
3352 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3353 constant definition from h8300.md.
3354 (FRAME_POINTER_REGNUM): Likewise.
3355 * config/h8300/h8300.md (define_constants): Add FP_REG.
3357 2002-02-10 Kazu Hirata <kazu@hxi.com>
3359 * config/h8300/h8300.c (print_operand): Remove redundant code.
3361 2002-02-10 Kazu Hirata <kazu@hxi.com>
3363 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3364 * config/h8300/h8300.c (byte_reg): Make it static.
3366 2002-02-10 Richard Henderson <rth@redhat.com>
3369 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3371 2002-02-10 Richard Henderson <rth@redhat.com>
3374 * tree.c (append_random_chars): Don't abort if main_input_filename
3377 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3379 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3381 2002-02-10 Kazu Hirata <kazu@hxi.com>
3383 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3384 (pushhi1): Likewise.
3386 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3388 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3389 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3391 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3393 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3395 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3397 2002-02-09 Kazu Hirata <kazu@hxi.com>
3399 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3400 a half of an SImode register on H8/300.
3402 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3404 * i386.md (movdi_2): Add missing '!'.
3406 2002-02-09 Kazu Hirata <kazu@hxi.com>
3408 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3411 2002-02-09 Kazu Hirata <kazu@hxi.com>
3413 * config/h8300/h8300.md (length): Correct the distance valid
3414 for the short branch.
3416 2002-02-09 Kazu Hirata <kazu@hxi.com>
3418 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3420 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3422 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3423 registers in SImode.
3424 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3427 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3430 Contribute sh64-elf.
3431 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3432 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3433 (sh_cannot_modify_jumps_p): New function.
3434 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3435 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3436 (sh_ms_bitfield_layout_p): New function.
3437 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3438 Zack Weinberg <zack@codesourcery.com>
3439 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3440 expand_simple_binop instead of expand_binop.
3441 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3442 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3443 use of .quad and .uaquad.
3444 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3445 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3446 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3447 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3448 movdi_const_16bit): Make sure all CONSTs have modes.
3449 (sym2PIC): Ditto, but by adjusting all callers.
3450 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3451 if the prologue calls the SHmedia argument decoder or register
3453 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3454 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3455 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3456 (sh_expand_epilogue): Don't emit USE of return target register.
3457 (prepare_move_operands): Legitimize DImode PIC addresses.
3458 (sh_media_register_for_return): Skip tr0, used to initialize the
3460 (sh_expand_prologue): Remove explicit USE of return register.
3461 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3462 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3463 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3464 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3465 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3467 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3468 (MOVI_SHORI_BASE_OPERAND_P): New.
3469 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3470 (EXTRA_CONSTRAINT_T): Define in terms of them.
3471 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3472 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3473 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3474 alternatives supporting TARGET_REGS.
3475 (UNSPEC_GOTPLT): New constant.
3476 (movdi split): Move incrementing of LABEL_NUSES...
3477 (movdi_const, movdi_const_32bit): Here. Use
3478 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3479 (movdi_const_16bit): New.
3480 (call, call_value) [flag_pic]: Use GOTPLT.
3481 (call_pop, call_value_pop): New expands.
3482 (call_pop_compact, call_pop_rettramp): New insns.
3483 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3484 (sibcall) [flag_pic]: Use GOT.
3485 (builtint_setjmp_receiver): Remove bogus, unused expand.
3486 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3487 (*pt, *ptb, ptrel): New insns.
3488 (sym2GOT): Handle DImode GOT.
3489 (sym2GOTPLT, symGOTPLT2reg): New expands.
3490 (sym2PIC): New expand.
3491 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3492 (shcompact_return_tramp_i): Use return register explicitly.
3493 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3494 disable flag_reorder_blocks.
3495 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3496 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3497 clobbers, for clarity.
3498 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3499 restoring of r0 in macl as MAYBE_DEAD.
3500 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3501 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3502 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3503 alter_subreg all over.
3504 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3505 reload, instead of emitting instructions that would require
3507 (casesi_load_media): Add missing modes.
3508 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3509 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3510 as used if the argument decoder is called.
3511 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3512 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3513 Pmode, then extend it to DImode if necessary.
3514 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3515 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3516 constants in FPU-enabled SHmedia, let them be loaded from memory.
3517 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3518 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3519 Adjust whitespace in assembly output templates.
3520 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3521 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3522 mode of if_then_else.
3523 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3524 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3526 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3527 Joern Rennecke <amylaar@redhat.com>
3528 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3529 (SUBTARGET_CPP_PTR_SPEC): New.
3530 (SUBTARGET_CPP_SPEC): Remove.
3531 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3532 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3533 Fix typo in previous checkin.
3534 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3535 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3536 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3537 Alexandre Oliva <aoliva@redhat.com>
3538 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3539 what single FP register can hold for SHmedia target.
3540 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3541 Alexandre Oliva <aoliva@redhat.com>
3542 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3543 Do not split into SUBREG.
3544 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3545 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3546 and added new functions as specified in SH5 ABI r9.
3547 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3548 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3550 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3551 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3552 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3553 and consttable_window_ends.
3554 2001-06-03 Graham Stott <grahams@redhat,com>
3555 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3556 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3557 * config/sh/sh.c (print_operand): Handle floating-point pair,
3558 vector and matrix registers.
3559 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3560 vector modes into account.
3561 * config/sh/sh.md (movv2sf): Split move between registers into
3563 (movv4sf, movv16sf): Introduce insns that get split only after
3565 * config/sh/shmedia.h: Fix Copyright dates.
3566 * config/sh/ushmedia.h: Likewise. Move loop counter
3567 declarations into conditionals that uses them.
3568 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3570 * config/sh/sshmedia.h: Fix Copyright dates.
3571 (sh_media_PUTCFG): Fix constraints.
3572 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3573 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3574 ptrmemfunc_vbit_in_delta for SH5.
3575 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3576 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3577 * invoke.texi: Likewise.
3578 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3579 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3580 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3581 GCC_pop_shmedia_regs_nofpu): New global symbols.
3582 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3583 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3584 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3585 compact function with nonlocal labels.
3586 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3587 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3588 (initial_elimination_offset): Account for their stack space.
3589 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3590 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3591 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3592 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3593 least one of the operands to be a register.
3594 (movv2sf): Likewise. Renamed to movv2sf_i.
3595 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3596 prepare_move_operands() before emitting SHmedia insns.
3597 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3598 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3599 Don't save nor initialize r12. Don't mis-align the stack.
3600 Pad the code with a nop.
3601 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3603 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3604 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3605 [__SHMEDIA__]: Implement.
3606 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3607 * config/sh/sh.md: Set latency of `pt' closer to reality.
3608 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3609 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3610 Set move, load and store type attributes.
3611 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3612 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3614 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3615 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3616 * config/sh/sh.c (sh_media_register_for_return): New function.
3617 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3618 branch-target register.
3619 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3620 * config/sh/sh.md (return_media_i): Use any call-clobbered
3621 branch-target register.
3622 (return_media): If r18 wasn't copied in the prologue, copy it
3624 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3625 Clear class FP0_REGS.
3626 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3628 2001-03-08 DJ Delorie <dj@redhat.com>
3629 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3630 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3631 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3632 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3633 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3634 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3635 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3636 return value correctly for call_cookie.
3637 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3638 * config/sh/crt1.asm (start): Modified so as to call
3639 ___setup_argv_and_call_main.
3640 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3641 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3643 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3644 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3645 (STRIP_NAME_ENCODING): Use it.
3646 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3647 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3648 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3649 prepare_scc_operands().
3650 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3651 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3652 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3653 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3654 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3655 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3656 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3657 used in shcompact_incoming_args.
3658 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3660 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3662 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3664 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3665 Simplify. Adjust. Add sanity check.
3666 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3668 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3670 (udivsi3, divsi3): Use them.
3671 (force_mode_for_call): New insn.
3672 (call, call_value, sibcall_value): Emit it before SHcompact
3674 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3675 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3676 call cookie is non-NULL before taking its value.
3677 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3678 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3679 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3680 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3682 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3683 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3684 temporary for stack adjusts. Use MACL and MACH to pass
3685 arguments to shcompact_incoming_args.
3686 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3688 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3689 (nested_trampoline): Load static chain address into r1.
3690 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3691 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3692 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3693 fp_arith_reg_operand().
3694 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3695 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3696 and use signed compares for them.
3697 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3698 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3699 ones properly aligned.
3700 (find_barrier): Account for extra alignment needed for 8-byte wide
3702 (machine_dependent_reorg): Require a label for the second 4-byte
3703 constant after an 8-byte one.
3704 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3706 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3707 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3708 last_float when switching float modes.
3709 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3710 auto-increment for general-purpose registers.
3711 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3713 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3715 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3716 registers for varargs.
3717 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3718 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3719 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3720 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3721 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3722 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3723 call_cookie accordingly.
3724 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3725 (SHCOMPACT_BYREF): Likewise.
3726 (SHCOMPACT_FORCE_ON_STACK): New macro.
3727 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3728 (sh_builtin_saveregs): Likewise.
3729 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3730 shcompact_incoming_args): Use new shift values. Support
3731 sequences of consecutive and non-consecutive pushes/pops.
3732 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3733 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3734 * config/sh/sh.h (TEXT_SECTION): Define.
3735 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3736 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3737 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3738 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3739 return values on FPU-enabled SHmedia.
3740 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3741 FPU-enabled SHmedia.
3742 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3743 value is returned in a non-FP reg and is not returned by
3745 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3747 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3748 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3749 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3750 quad-aligned to be passed by callee-copy reference.
3751 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3752 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3753 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3754 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3755 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3756 copying low-numbered FP regs to r7 and r8.
3757 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3758 FP regs to general-purpose regs only if the copy was passed on the
3760 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3761 copying FP reg to r9.
3762 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3763 copy FP regs to general-purpose regs only in outgoing calls.
3764 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3765 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3767 * config/sh/sh.h (struct sh_args): Document all fields.
3768 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3769 passed partially on the stack should not consider making
3771 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3772 stack_regs only for incoming calls. When passing FP args,
3773 make sure there are FP regs available before modifying
3775 (SHCOMPACT_BYREF): Pass double args in general-purpose
3776 registers by reference.
3777 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3778 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3779 attempt to generate sibcalls if the caller got any arguments
3781 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3782 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3783 to 8-byte boundaries.
3784 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3785 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3786 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3787 stored in the stack.
3788 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3789 for the offsets to have the ISA bit set.
3790 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3791 invocation. Use beq instead of bgt to mark end of sequence of
3793 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3794 bgt to mark end of sequence of stores.
3795 * config/sh/sh.c (arith_operand): Don't check whether
3796 CONST_OK_FOR_J for now.
3797 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3798 instead of long for conversion.
3799 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3800 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3801 before passing it to fprintf.
3802 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3803 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3804 Call set_fpscr before reading/writing SR.
3805 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3807 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3809 (FMOVD_WORKS): Define on SH5 with FPU.
3810 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3812 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3814 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3815 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3817 (ia_main_table): Ditto.
3818 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3819 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3820 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3821 the definitions from sh.h.
3822 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3824 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3825 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3826 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3827 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3828 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3829 Increment LABEL_NUSES.
3831 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3833 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3835 * config/sh/elf.h (SIZE_TYPE): Likewise.
3836 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3837 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3838 shcompact_incoming_args): Load switch table addresses using
3840 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3841 (NO_BUILTIN_SIZE_TYPE): Define.
3842 (SIZE_TYPE): Don't define.
3843 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3844 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3845 definition of __SH5__=32 for -m5-compact-nofpu.
3846 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3848 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3849 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3850 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3851 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3852 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3853 (INSN_LENGTH_ALIGNMENT): Likewise.
3854 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3855 * config/sh/sh.md (call, call_value, sibcall): Simplify
3856 copying of non-branch-target register.
3857 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3858 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3859 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3860 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3861 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3862 floating-point values as structs.
3863 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3864 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3865 general-purpose register.
3866 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3867 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3868 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3869 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3870 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3871 (ENCODE_SECTION_INFO): Enclose variables and constants in
3873 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3874 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3875 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3876 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3877 only for LABEL_REFs. For SYMBOL_REFs, prepend
3878 SH_DATALABEL_ENCODING to the symbol name.
3879 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3881 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3882 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3884 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3885 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3886 (DATALABEL_REF_P): Don't require CONST.
3887 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3889 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3890 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3892 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3893 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3894 Use shallow_copy_rtx and PUT_MODE to change the mode of
3895 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3896 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3897 on SHmedia using GENERAL_REGs.
3898 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3899 bltu_media_i): Fix reversion of conditions.
3900 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3901 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3902 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3903 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3904 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3905 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3906 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3907 (GCC_nested_trampoline): Likewise.
3908 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3909 * config/sh/sh.c (gen_datalabel_ref): Define.
3910 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3911 (INITIALIZE_TRAMPOLINE): Likewise.
3912 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3913 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3914 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3915 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3916 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3917 (ic_invalidate): Adjust for SH5.
3918 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3919 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3921 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3922 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3923 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3924 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3925 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3926 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3927 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3928 * config/sh/sh.c (target_reg_operand): Match only target-branch
3929 registers and pseudos that aren't virtual registers.
3930 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3931 Copy operands that don't match target_reg_operand to pseudos.
3932 (call_media, call_value_media, sibcall_media): Use
3933 target_reg_operand instead of target_operand.
3934 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3935 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3936 * config/sh/sh.c (target_reg_operand): Match hardware registers
3937 other than branch-target registers.
3938 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3939 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3940 (fpscr_values) [SH5 == 32]: Define.
3941 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3942 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3943 Handle function addresses coming in SUBREGs.
3944 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3945 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3946 shcompact_return_trampoline): Use datalabel where appropriate.
3947 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3948 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3949 general-purpose register to copy one branch-target register to
3951 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3952 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3953 SYMBOL_REFs with VOIDmode.
3954 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3955 bltu_media_i): New insns.
3956 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3957 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3958 (INIT_CUMULATIVE_ARGS): Likewise.
3959 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
3960 * machmode.def (V16SFmode): New mode.
3961 * c-common.c (type_for_mode): Support V2SF and V16SF.
3962 * tree.c (build_common_tree_nodes_2): Likewise.
3963 * tree.h (tree_index): Likewise.
3964 * calls.c (emit_call_1): Take args_so_far. Adjust all
3965 callers. Introduce CALL_POPS_ARGS.
3966 * tm.texi (CALL_POPS_ARGS): Document.
3967 * config/sh/crt1.asm: Implement in SHmedia mode.
3968 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
3969 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
3970 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
3971 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
3972 Implement divsi and udivsi in SHmedia mode. Introduce
3973 SHcompact trampolines.
3974 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
3976 (regno_reg_class): Rewrite.
3977 (fp_reg_names): Remove.
3978 (sh_register_names, sh_additional_register_names): New.
3979 (print_operand): Added `u'. Support SUBREGs in addresses.
3980 Add parentheses around shifted CONSTs.
3981 (output_file_start): Output .mode and .abi directives.
3982 (shiftcosts, addsubcosts, multcosts): Adjust.
3983 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
3984 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
3985 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
3986 bytes, not registers. Take into account the need for the
3987 SHcompact incoming args trampoline. Adjust all callers.
3988 (sh_expand_prologue): Take stack_regs into account. Call
3989 incoming args trampoline. Keep stack aligned as per SH5 ABI.
3990 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
3991 stack aligned as per SH5 ABI.
3992 (sh_builtin_saveregs): Support SH5 ABI.
3993 (sh_build_va_list, sh_va_start): Likewise.
3994 (initial_elimination_offset): Take alignment into account.
3995 Compute location of PR according to the SH5 stack frame.
3996 (arith_reg_operand): Reject branch-target registers.
3997 (shmedia_6bit_operand): New.
3998 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
3999 (target_reg_operand): Match DImode only. Accept SUBREGs.
4000 (target_operand): New.
4001 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4002 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4003 SIBCALL_REGS for SHmedia.
4004 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4005 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4006 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4007 (TARGET_SWITCHES): New SH5 flags.
4008 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4009 VALID_REGISTER_P to disable unsupported registers.
4010 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4011 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4012 (FUNCTION_ARG_PADDING): Define.
4013 (FASTEST_ALIGNMENT): Adjust.
4014 (SH_REGISTER_NAMES_INITIALIZER): New.
4015 (sh_register_names): Declare.
4016 (DEBUG_REGISTER_NAMES): Define.
4017 (REGISTER_NAMES): Define based on sh_register_names.
4018 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4019 (sh_additional_register_names): Declare.
4020 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4021 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4022 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4023 (REGISTER_NATURAL_MODE): Define.
4024 (FIRST_PSEUDO_REGISTER): Adjust.
4025 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4026 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4027 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4028 (VECTOR_MODE_SUPPORTED_P): Define.
4029 (REG_CLASS_CONTENTS): Adjust.
4030 (SMALL_REGISTER_CLASSES): Adjust.
4031 (REG_ALLOC_ORDER): Adjust.
4032 (INDEX_REG_CLASS): Adjust.
4033 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4034 (CONST_OK_FOR_LETTER_P): Adjust.
4035 (PREFERRED_RELOAD_CLASS): Adjust.
4036 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4037 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4038 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4039 (FIRST_FP_PARM_REG): Adjust.
4040 (CALL_POPS_ARGS): Define.
4041 (FUNCTION_ARG_REGNO_P): Adjust.
4042 (struct sh_args): New fields.
4043 (GET_SH_ARG_CLASS): Adjust.
4044 (INIT_CUMULATIVE_ARGS): Adjust.
4045 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4046 (FUNCTION_ARG_ADVANCE): Adjust.
4047 (FUNCTION_ARG): Adjust.
4048 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4049 (FUNCTION_ARG_CALLEE_COPIES): Define.
4050 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4051 (STRICT_ARGUMENT_NAMING): Define.
4052 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4053 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4054 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4055 (SETUP_INCOMING_VARARGS): Adjust.
4056 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4057 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4058 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4059 (SUBREG_OK_FOR_INDEX_P): Adjust.
4060 (EXTRA_CONSTRAINT_S): Update.
4061 (EXTRA_CONSTRAINT_T): New.
4062 (EXTRA_CONSTRAINT): Adjust.
4063 (GO_IF_LEGITIMATE_INDEX): Adjust.
4064 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4065 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4067 (MAX_MOVE_MAX): Define.
4069 (CONST_COSTS): Adjust.
4070 (REGISTER_MOVE_COST): Adjust.
4071 (BRANCH_COST): Adjust.
4072 (TEXT_SECTION_ASM_OP): Adjust.
4073 (DBX_REGISTER_NUMBER): Adjust.
4074 (ASM_OUTPUT_DOUBLE_INT): New.
4075 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4076 (PREDICATE_CODES): Adjust.
4077 (PROMOTE_MODE): Adjust.
4078 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4079 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4080 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4081 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4082 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4083 (TR0_REG, TR1_REG, TR2_REG): New.
4084 (XD0_REG): Renumber.
4085 (UNSPEC_COMPACT_ARGS): New.
4086 (type): Added pt and ptabs.
4087 (length): Default to 4 on SHmedia. Default pt length to 12
4088 and 20 on SHmedia32 and SHmedia64, respectively.
4089 (pt): New function unit.
4090 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4091 Add whitespace between operands of SHmedia instructions.
4093 (adddi3_media, addsi3_media): Adjust constraints.
4094 (subsi3) [SHmedia]: Force operand 1 into a register.
4095 (udivsi3_i1_media, udivsi3_i4_media): New.
4096 (udivsi3): Support SHmedia.
4097 (divsi3_i1_media, divsi3_i4_media): New.
4098 (divsi3): Support SHmedia.
4099 (anddi3, iordi3, xordi3): Adjust constraints.
4100 (zero_extendhidi2, zero_extendqidi2): New.
4101 (extendsidi2, extendhidi2, extendqidi2): New.
4102 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4103 (pop_e, pop_fpul, pop_4): Likewise.
4104 (movsi_media): Support FP and BT registers.
4105 (movsi_media_nofpu): New. Adjust splits to DImode.
4106 (lduw, ldub): Renamed to zero_extend* above.
4107 (movqi_media): Fix typo.
4108 (movdi_media): Support FP and BT registers.
4109 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4110 (movdi_const_32bit): New.
4111 (shori_media): Require immediate operand. Use `u' for output.
4112 (movdf_media, movsf_media): Simplified.
4113 (movdf_media_nofpu, movsf_media_nofpu): New.
4114 (movdf, movsf): Adjust
4115 (movv2sf, movv2sf, movv16sf): New.
4116 (beq_media, beq_media_i): Adjust constraints. Don't use
4117 scratch BT register.
4118 (bne_media, bne_media_i): Likewise.
4119 (bgt_media, bgt_media_i): Likewise.
4120 (bge_media, bge_media_i): Likewise.
4121 (bgtu_media, bgtu_media_i): Likewise.
4122 (bgeu_media, bgeu_media_i): Likewise.
4123 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4124 bunordered): Emit jump insn. Force operands to registers when
4126 (jump_media, jump): Simplify.
4127 (call_compact, call_compact_rettramp): New.
4128 (call_value_compact, call_value_compact_rettramp): New.
4129 (call_media, call_value_media): Simplify.
4130 (sibcall_compact, sibcall_media): New.
4131 (call, call_value): Adjust for SHmedia and SHcompact.
4132 (sibcall, sibcall_value, untyped_call): Likewise.
4133 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4134 (indirect_jump): Adjust for SHmedia.
4135 (casesi_jump_media): New.
4136 (nop): Re-enable for SHmedia.
4137 (call_site): Restrict to SH1.
4138 (casesi): Adjust for SHmedia.
4139 (casesi_shift_media, casesi_load_media): New.
4140 (return): Explicitly use PR register. Call return trampoline
4142 (return_i): Explicitly use PR register.
4143 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4144 (return_media): Adjust.
4145 (shcompact_incoming_args): New.
4147 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4148 (movstrsi): Disable on SH5.
4149 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4150 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4151 (subsf3, subsf3_media): Likewise.
4152 (mulsf3, mulsf3_media, mac_media): Likewise.
4153 (divsf3, divsf3_media): Likewise.
4154 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4155 (floatsisf2, fux_truncsfsi2): Likewise.
4156 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4158 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4159 (cmpunsf_media, cmpsf): Likewise.
4160 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4161 (abssf2, abssf2_media): Likewise.
4162 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4163 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4164 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4165 (floatsidf2, fix_truncdfsi2): Likewise.
4166 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4168 (cmpeqdf_media, cmpgtdf_media): Likewise.
4169 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4170 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4171 (absdf2, absdf2_media): Likewise.
4172 (extendsfdf2, extendsfdf2_media): Likewise.
4173 (truncsfdf2, truncsfdf2_media): Likewise.
4174 * config/sh/sh64.h: New file.
4175 * config/sh/t-sh64: New file.
4176 * config/sh/shmedia.h: New file.
4177 * config/sh/ushmedia.h: New file.
4178 * config/sh/sshmedia.h: New file.
4179 * configure.in: Added sh64-*-elf.
4180 * configure: Rebuilt.
4181 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4182 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4183 (reg_class_from_letter): Use `b' for TARGET_REGS.
4184 (print_operand): Support `%M', `%m', `AND' and
4185 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4186 (andcosts): Adjust for SHmedia.
4187 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4189 (target_reg_operand): New function.
4190 * config/sh/sh-protos.h (target_reg_operand): Declare.
4191 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4192 FP registers on SH5.
4193 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4195 (TARGET_REGISTER_P): New macro.
4196 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4197 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4198 (EXTRA_CONSTRAINT_S): New macro.
4199 (EXTRA_CONSTRAINT): Adjust.
4200 (FLOAT_TYPE_SIZE): Define to 32.
4201 (Pmode): DImode on SHmedia.
4202 (CONST_COSTS): Adjust for SHmedia literals.
4203 (PREDICATE_CODES): Added target_reg_operand.
4204 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4205 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4206 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4207 (cmpdi): Accept SHmedia.
4208 (movdicc_false, movdicc_true): New insns.
4209 (movdicc): New expand.
4210 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4212 (addsi3_media): Match `S' constraint.
4213 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4214 (negdi2): Expand for SHmedia.
4215 (one_cmpldi2): New expand.
4216 (zero_extendsidi2): Change from expand to insn.
4217 (extendsidi2): Add constraints.
4218 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4219 LD/ST address. Fix SI immediate loading split.
4220 (movhi_media, movqi_media, lduw, ldub): New insns.
4221 (movhi, movqi): Accept SHmedia.
4222 (shori_media, movdi_media): Relax input constraints. Split
4224 (movdf_media, movsf_media): New insn. New split to movdi.
4225 (movdf, movsf): Match on SHmedia.
4226 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4227 bgeu_media): New insns and splits. New insns with `_i' suffix.
4228 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4229 (bunordered): New expand.
4230 (jump_compact): Renamed from `jump'.
4231 (jump_media): New insn.
4233 (call_media, call_value_media): New insns.
4234 (call, call_value): Adjust.
4235 (indirect_jump_compact): Renamed from `indirect_jump'.
4236 (indirect_jump_media): New insn.
4237 (indirect_jump): New expand.
4238 (untyped_call, return): Accept SHmedia.
4239 (return_media): New insn.
4240 (prologue, epilogue, blockage): Accept SHmedia.
4241 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4242 (sunordered): New expand.
4243 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4244 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4245 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4246 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4247 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4248 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4249 abssf2_media): New insns.
4250 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4251 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4252 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4253 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4254 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4255 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4256 absdf2_media): New insns.
4257 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4258 (extendsfdf2_media, truncdfsf2_media): New insns.
4259 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4260 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4261 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4262 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4263 * config/sh/sh.md (adddi3): New expand.
4264 (adddi3_media, adddi3z_media): New insns.
4265 (adddi3_compact): Renamed from adddi3.
4266 (addsi3_media): Use add.l r63 to add constant zero.
4267 (subdi3): New expand.
4268 (subdi3_media): New insn.
4269 (subdi3_compact): Renamed from subdi3.
4270 (mulsidi3): New expand.
4271 (mulsidi3_media): New insn.
4272 (mulsidi3_compact): Renamed from mulsidi3.
4273 (umulsidi3): New expand.
4274 (umulsidi3_media): New insn.
4275 (umulsidi3_compact): Renamed from umulsidi3.
4276 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4277 (ashlsi3, ashrsi3, lshrsi3): Use them.
4278 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4279 (ashldi3, ashrdi3, lshrdi3): Use them.
4280 (zero_extendsidi2): New expand.
4281 (extendsidi2): New insn.
4282 (movsi_media): New insn. Split to movdi to load constants.
4283 (movsi): Enable for shmedia.
4284 (movdi_media): New insn. Use shori_media to load wide constants.
4285 (short_media): New insn.
4286 (movdi): Enable for shmedia.
4287 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4288 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4289 (SUBTARGET_CPP_SPEC): Added `!m5'.
4290 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4291 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4292 to all other SH variants.
4293 (TARGET_DEFAULT): Set to SH1_BIT.
4294 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4295 (BITS_PER_WORD): Raise to 64 on shmedia.
4296 (MAX_BITS_PER_WORD): Change to 64.
4297 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4298 (INT_TYPE_SIZE): Keep as 32.
4299 (UNITS_PER_WORD): Raise to 8 on shmedia.
4300 (MIN_UNITS_PER_WORD): Keep as 4.
4301 (POINTER_SIZE): Raise to 64 on shmedia.
4302 (CONST_OK_FOR_J): New macro.
4303 (CONST_OK_FOR_LETTER_P): Use it.
4304 (processor_type): Add PROCESSOR_SH5.
4305 * config/sh/sh.md: Conditionalize all expands, insns and
4306 splits to TARGET_SH1.
4308 (addsi3_compact): Renamed from...
4309 (addsi3): Now an expand.
4310 (addsi3_media, subsi3_media): New insns.
4311 (subsi3): Don't negate constants with SHmedia.
4313 * hooks.c: New file.
4314 * hooks.h: New file.
4315 * Makefile.in (HOOKS_H): New.
4316 (TARGET_DEF_H): Added $(HOOKS_H).
4317 (OBJS): Added hooks.o.
4318 (cfgcleanup.o, bb-reorder.o): Added target.h.
4319 (hooks.o): Added dependencies.
4320 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4321 (TARGET_INITIALIZER): this.
4322 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4323 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4324 * bb-reorder.c: Include target.h.
4325 (reorder_basic_blocks): Skip if cannot modify jumps.
4326 * cfgcleanup.c: Include target.h.
4327 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4329 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4331 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4332 Protect jump delay slot instructions with .set noreorder and
4335 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4337 * config/mips/mips.md (casesi_internal_di): Calculate
4338 the index into the target offset table correctly.
4340 2002-02-08 Richard Henderson <rth@redhat.com>
4342 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4343 * final.c (output_addr_const): Accept and discard SUBREG.
4344 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4345 mark them unknown instead.
4346 (simplify_subtraction): Handle RTX_UNKNOWN.
4347 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4349 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4351 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4353 2002-02-08 Richard Henderson <rth@redhat.com>
4355 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4357 2002-02-08 Andreas Jaeger <aj@suse.de>
4359 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4360 * config/i386/t-linux64: New file.
4362 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4364 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4365 * c-parse.in (compstmt): Clear last_expr_type.
4367 2002-02-07 Richard Henderson <rth@redhat.com>
4369 * loop.c (strength_reduce): Sink final_value when not
4372 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4374 * config/sparc/freebsd.h: Fix mismatched spec {.
4376 2002-02-07 Richard Henderson <rth@redhat.com>
4378 * cfgrtl.c: Include recog.h and insn-config.h.
4379 (keep_with_call_p): Fix general_operand invocation.
4380 * Makefile.in (cfgrtl.o): Update dependencies.
4382 2002-02-07 Kazu Hirata <kazu@hxi.com>
4384 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4385 comment. Accept HImode only if TARGET_H8300.
4387 2002-02-07 Eric Christopher <echristo@redhat.com>
4389 * config/mips/crtn.asm: Cleanup #ifdefs.
4391 2002-02-07 Eric Christopher <echristo@redhat.com>
4393 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4394 register 7 as RA instead of $31.
4395 * config/mips/crtn.asm: Ditto.
4396 * config/mips/mips.c (mips_move_2words): Add case for
4397 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4398 (compute_frame_size): Fix typo.
4399 (save_restore_insns): Ditto. Make documentation about using
4400 register $7 as return register more precise.
4401 (mips_expand_epilogue): Fix comment. Add code to work around not
4402 being able to add to the stack pointer directly.
4403 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4404 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4407 2002-02-07 Tom Rix <trix@redhat.com>
4409 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4410 immediates in ldu and stdu DS opcode field.
4411 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4412 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4413 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4415 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4417 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4418 offset for stack bias.
4420 2002-02-07 H.J. Lu <hjl@gnu.org>
4422 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4424 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4426 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4428 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4430 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4431 * i386.c (x86_order_regs_for_local_alloc): New global function.
4432 * i386.h (REG_ALLOC_ORDER): CLeanup.
4433 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4435 2002-02-07 Richard Henderson <rth@redhat.com>
4437 PR optimization/2463
4438 * alias.c (find_base_value): Recall base values for fixed hard regs.
4439 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4441 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4443 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4446 2002-02-06 Richard Henderson <rth@redhat.com>
4449 * stmt.c (resolve_operand_name_1): Take more care with mixed
4450 named and unnamed operands.
4452 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4453 Jan Hubicka <jh@suse.cz>
4455 * loop.c (remove_constant_addition): Avoid clobbering a shared
4458 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4460 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4461 * config/s390/t-linux64: New file.
4462 * config/s390/libgcc-glibc.ver: New file.
4464 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4466 * config/s390/linux64.h: Delete file.
4467 * config/s390/s390x.h: New file.
4468 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4469 as target header file.
4470 * config/s390/linux.h (TARGET_VERSION): Define depending on
4471 DEFAULT_TARGET_64BIT.
4472 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4473 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4474 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4475 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4476 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4477 (EXTRA_SPEC): New define.
4478 * config/s390/s390.h (TARGET_VERSION): Define depending on
4479 DEFAULT_TARGET_64BIT.
4480 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4482 2002-02-06 Jason Merrill <jason@redhat.com>
4484 * c-decl.c (finish_function): Warn about a non-void function with
4485 no return statement and no abnormal exit.
4486 (current_function_returns_abnormally): New variable.
4487 (start_function): Clear it.
4488 (struct c_language_function): Add returns_abnormally.
4489 (push_c_function_context): Save it.
4490 (pop_c_function_context): Restore it.
4491 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4492 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4493 an explicit return type.
4494 * c-tree.h: Declare current_function_returns_abnormally.
4495 (C_FUNCTION_IMPLICIT_INT): New macro.
4496 * c-typeck.c (build_function_call): Set it.
4497 (c_expand_return): Set current_function_returns_value even if the
4500 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4503 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4504 unsafe for reevaluation.
4506 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4509 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4510 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4512 2002-02-06 Richard Henderson <rth@redhat.com>
4514 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4515 be a general_operand. Dest for function value must be a pseudo.
4517 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4519 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4520 as SYMBOL_REFs from the constant pool.
4522 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4524 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4525 passed by invisible reference.
4527 2002-02-05 Richard Henderson <rth@redhat.com>
4529 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4531 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4533 Implement using "base addresses" in insn operands as default.
4534 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4535 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4536 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4537 used to read the rtx value.
4538 (mmix_target_asm_function_epilogue): Fix spacing.
4539 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4540 (mmix_legitimate_address): Ditto.
4541 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4542 should be loaded with a GETA insn. Don't allocate needless extra
4543 char for nul termination and fix misleading comment.
4544 (mmix_print_operand_address): Handle constants if
4545 TARGET_BASE_ADDRESSES.
4546 (mmix_output_register_setting): Use base addressing if
4547 TARGET_BASE_ADDRESSES and the number of insns is 3.
4548 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4549 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4550 to use R as constraint, add LDA to match s.
4551 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4552 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4553 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4554 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4555 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4556 order with other fixed registers.
4557 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4558 other parameter/call-clobbered registers.
4559 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4560 -mbase-addresses, -mno-base-addresses.
4561 (MMIX Options): Ditto.
4563 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4565 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4567 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4569 * config/rs6000/altivec.h: Change elem to _S_elem.
4571 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4573 * config/netbsd.h (WCHAR_TYPE): Define.
4574 (WCHAR_TYPE_SIZE): Ditto.
4576 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4577 (WCHAR_UNSIGNED): Ditto.
4578 (WCHAR_TYPE_SIZE): Ditto.
4580 * config/arm/netbsd.h: Likewise.
4581 * config/i386/netbsd-elf.h: Likewise.
4582 * config/i386/netbsd.h: Likewise.
4583 * config/m68k/netbsd-elf.h: Likewise.
4584 * config/m68k/netbsd.h: Likewise.
4585 * config/ns32k/netbsd.h: Likewise.
4586 * config/sparc/netbsd.h: Likewise.
4587 * config/vax/netbsd.: Likewise.
4589 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4591 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4592 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4593 (TARGET_INITIALIZER): this.
4594 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4595 (BITFIELD_NBYTES_LIMITED): Markup fix.
4596 * tree.h (default_ms_bitfield_layout_p): Declare.
4597 (record_layout_info): Added prev_field.
4598 * tree.c (default_ms_bitfield_layout_p): New fn.
4599 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4600 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4601 * stor-layout.c: Include target.h.
4602 (start_record_layout): Initialize prev_field.
4603 (place_field): Handle MS bit-field layout, and disregard
4604 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4605 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4606 * Makefile.in (stor-layout.o): Adjust dependencies.
4608 2002-02-05 Jason Merrill <jason@redhat.com>
4610 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4612 2002-02-05 Andreas Jaeger <aj@suse.de>
4614 * crtstuff.c: Fix comments.
4616 2002-02-05 Richard Henderson <rth@redhat.com>
4619 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4620 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4623 * config/mips/mips.c (function_arg): Handle TImode.
4624 (function_arg_advance): Likewise.
4626 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4628 * config/rs6000/altivec.h (vec_step_help): Rename to
4631 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4633 * config/rs6000/altivec.h: Fix typos.
4635 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4637 * config/arm/netbsd.h: Correct a comment.
4639 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4641 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4642 building void typed builtins.
4644 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4645 (vec_step): Implement for C++.
4647 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4649 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4651 2002-02-04 Richard Henderson <rth@redhat.com>
4653 * combine.c (nonzero_bits): Re-introduce special case for
4654 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4656 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4658 * doc/extend.texi: Warn about unsupported usage of altivec
4661 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4662 (altivec_predicate_*): New.
4664 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4665 Add C++ version of vec_*() functions.
4667 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4668 (bdesc_2arg): Remove altivec predicates.
4669 (altivec_expand_builtin): Handle predicates.
4670 (altivec_init_builtins): Handle predicates.
4671 (altivec_expand_predicate_builtin): New.
4673 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4675 * pa.c (DO_FRAME_NOTES): Move forward.
4676 (store_reg): Revise handling of frame notes.
4677 (load_reg): Likewise.
4678 (set_reg_plus_d): Likewise.
4679 (hppa_expand_prologue): Likewise.
4680 (hppa_expand_epilogue): Likewise.
4682 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4684 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4686 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4688 PR c/4475, c++/3780:
4689 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4690 * c-common.h (SWITCH_TYPE): Define.
4691 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4692 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4693 Rename spareness variable to sparseness.
4694 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4695 if non-NULL instead of TREE_TYPE (orig_index).
4696 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4697 (expand_end_case): Define using expand_end_case_type.
4698 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4699 to expand_end_case_type.
4700 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4702 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4704 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4705 (BIGGEST_ALIGNMENT): Change to 128.
4707 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4709 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4711 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4713 * pa.md (call_internal_reg_64bit): Remove unused variable.
4715 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4717 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4719 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4720 * config/arm/arm.c (current_function_anonymous_args): Delete,
4721 replace uses with cfun->machine->uses_anonymous_args.
4722 (arm_reorg): Do not reset uses_anonymous_args.
4724 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4725 any geenral register.
4727 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4729 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4732 2002-02-04 Richard Henderson <rth@redhat.com>
4734 * combine.c (force_to_mode): Remove STACK_BIAS code.
4735 (nonzero_bits): Likewise. Replace sp/fp special case with
4736 REGNO_POINTER_ALIGN.
4738 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4739 (HARD_FRAME_POINTER_REGNUM): New.
4740 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4741 (FIXED_REGS, CALL_USED_REGS): Update.
4742 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4743 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4744 (HARD_REGNO_NREGS): Update for SFP.
4745 (STACK_POINTER_OFFSET): Include bias here ...
4746 (FIRST_PARM_OFFSET): ... not here.
4747 (STACK_BIAS): Remove.
4748 (INIT_EXPANDERS): New.
4749 (STARTING_FRAME_OFFSET): Do not include bias.
4750 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4751 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4752 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4753 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4754 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4755 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4756 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4757 (MUST_SAVE_REGISTER): Likewise.
4758 (sparc_flat_function_prologue): Likewise.
4759 (sparc_flat_function_epilogue): Likewise.
4760 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4761 (sparc_init_modes): SFP is GENERAL_REGS.
4762 (sparc_builtin_saveregs): SFP does not have bias applied.
4764 2002-02-04 Richard Henderson <rth@redhat.com>
4766 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4767 current_function_is_thunk.
4768 (alpha_sa_mask): Distinguish between current_function_is_thunk
4769 called from ASM_OUTPUT_MI_THUNK and not.
4770 (alpha_does_function_need_gp): Thunks always need gp.
4771 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4772 (alpha_output_mi_thunk_osf): New.
4773 * config/alpha/alpha-protos.h: Update.
4774 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4776 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4778 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4779 function types, not when they're taken away.
4781 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4783 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4784 CODE_LABEL and jump table when replacing a table jump with a
4787 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4789 * config/s390/s390-protos.h (legitimize_la_operand,
4790 s390_secondary_input_reload_class, s390_plus_operand,
4791 s390_expand_plus_operand): Add prototypes.
4793 config/s390/s390.c (s390_secondary_input_reload_class,
4794 s390_plus_operand, s390_expand_plus_operand): New functions.
4796 (struct s390_address): New member 'pointer'.
4797 (s390_decompose_address): Compute it.
4798 (legitimate_la_operand_p): Use it.
4799 (legitimize_la_operand): New function.
4800 (movti, movdi, movdf splitters): Call it.
4802 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4803 (PREDICATE_CODES): Add s390_plus_operand.
4805 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4806 (la_ccclobber): Allow GENERAL_REGS as output operand.
4808 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4809 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4810 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4812 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4814 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4815 register names for regular asm () construct.
4817 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4819 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4822 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4824 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4827 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4829 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4830 constant pool to be identical by string address and index.
4832 2002-02-04 Anthony Green <green@redhat.com>
4834 * output.h (SECTION_OVERRIDE): Define.
4835 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4837 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4839 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4840 by existing arm*-*-netbsd* (a.out) target.
4841 (ns32k-*-netbsdelf*): Likewise.
4842 (sparc-*-netbsdelf*): Likewise.
4843 (vax-*-netbsdelf*): Likewise.
4845 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4847 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4848 headers and libobjc headers.
4850 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4852 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4853 (_mingw.h): Remove duplicate include.
4855 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4857 * config.gcc: Set cpu_type to m68k for 68010, as well.
4858 (m68010-*-netbsdelf*): New...
4859 (m68k*-*-netbsdelf*): ...targets.
4860 * config/m68k/netbsd-elf.h: New file.
4862 2002-02-02 Kazu Hirata <kazu@hxi.com>
4864 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4866 2002-02-02 Kazu Hirata <kazu@hxi.com>
4868 * config/h8300/h8300.c (h8_push_ops): Move inside
4870 (h8_pop_ops): Likewise.
4871 (h8_move_ops): Likewise.
4873 2002-02-02 Kazu Hirata <kazu@hxi.com>
4875 * config/h8300/h8300.c (os_task): Make it static.
4876 (monitor): Likewise.
4877 (pragma_saveall): Likewise.
4879 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4881 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4882 constant is a valid sign-extension for Pmode.
4884 2002-02-02 Kazu Hirata <kazu@hxi.com>
4886 * config/h8300/h8300.c: Fix formatting.
4888 2002-02-02 Kazu Hirata <kazu@hxi.com>
4890 * config/h8300/h8300.md: Fix formatting.
4892 2002-02-02 Kazu Hirata <kazu@hxi.com>
4894 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4895 predicates of operands[1]. Split the patterns for each
4898 2002-02-02 Kazu Hirata <kazu@hxi.com>
4900 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4901 of operands[1] to register_operand.
4903 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4905 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4906 * cpphash.c (_cpp_init_hashtable): Similarly.
4907 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4908 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4909 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4910 (cpp_handle_option): Handle the new options.
4911 * cpplex.c (cpp_interpret_charconst): Use new flag.
4912 * cpplib.h (struct cpp_options): New member signed_char.
4913 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4914 (cpp_options): Handle -fsigned-char and -funsigned-char.
4915 (static_specs): Remove signed_char_spec.
4916 (do_spec1): Don't handle %c.
4917 * system.h: Poison SIGNED_CHAR_SPEC.
4918 * tradcif.y (yylex): Use flag_signed_char.
4919 * tradcpp.h (flag_signed_char): New.
4920 * tradcpp.c (flag_signed_char): New.
4921 (main): Handle new command-line options.
4922 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4924 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4925 * avr/avr.h: Remove old comments.
4926 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4927 (CC1_SPEC): Pass -fsigned-char if -mic*.
4928 (SIGNED_CHAR_SPEC): Remove.
4930 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4932 2002-02-01 Eric Christopher <echristo@redhat.com>
4934 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4935 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4936 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4937 (ASM_OUTPUT_REG_POP): Ditto.
4939 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4941 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4944 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4946 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4948 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4951 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4954 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4956 * cfganal.c: Include tm_p.h.
4957 (keep_with_call_p): Fix the test that determines if a register holds
4958 the return value of a call.
4960 2002-02-01 DJ Delorie <dj@redhat.com>
4962 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
4963 we are given conflicting registers, switch to the other one we
4964 had allocated for us.
4965 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
4966 as TImode so we know when the "other" register is available.
4968 2002-02-01 David O'Brien <obrien@FreeBSD.org>
4970 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
4973 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4975 * cfganal.c (keep_with_call_p): New function.
4976 (flow_call_edges_add): Prevent splitting a block between a call and
4977 a single-set instruction that should be kept in the same block.
4979 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4981 * doc/install.texi (avr): Update outdated URL.
4983 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
4985 * config/stormy16/stormy16.md (pushqi): New.
4989 (movhi): Remove stack operands.
4991 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
4992 nonimmediate_nonstack_operand.
4993 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
4995 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
4998 2002-01-31 Jason Merrill <jason@redhat.com>
5000 * Makefile.in (c-parse.c): Handle .output file.
5001 * objc/Make-lang.in (objc-parse.c): Likewise.
5003 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5005 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5006 the -me[lb] option is given. Don't output the default flag
5009 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5011 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5012 the primary source file; this has not been done yet.
5013 * c-decl.c (c_expand_body): Reset input_filename from
5014 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5016 2002-01-31 Kazu Hirata <kazu@hxi.com>
5018 * rtlanal.c (subreg_regno_offset): Do not use
5019 SUBREG_REGNO_OFFSET.
5020 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5021 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5023 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5025 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5026 version rather than GNATS version in --version output.
5028 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5030 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5031 when copying back from a temporary.
5033 2002-01-30 Richard Henderson <rth@redhat.com>
5035 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5036 and new_dest are the same.
5038 2002-01-30 Richard Henderson <rth@redhat.com>
5041 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5042 * rtl.c (note_insn_name): Update.
5043 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5044 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5045 to perform loop rotation.
5046 (expand_exit_loop_top_cond): New.
5047 * tree.h (expand_exit_loop_top_cond): Declare it.
5048 * c-semantics.c (genrtl_while_stmt): Use it.
5049 (genrtl_for_stmt): Likewise.
5051 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5053 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5054 arguments to 64-bit boundaries on 64-bit ABIs.
5056 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5058 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5060 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5062 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5065 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5067 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5068 * config/sparc/sparc_bi.h: Remove file.
5069 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5071 2002-01-30 Richard Henderson <rth@redhat.com>
5073 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5075 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5077 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5079 2002-01-30 Jason Merrill <jason@redhat.com>
5081 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5082 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5083 (reg_save): Use DW_CFA_offset_extended_sf instead.
5085 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5087 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5089 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5092 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5094 * rs6000.md ("*call_value_local32"): Remove constraints.
5095 ("*call_value_local64"): Same.
5096 ("*call_value_indirect_nonlocal_aix32"): Same.
5097 ("*call_value_nonlocal_aix32"): Same.
5098 ("*call_value_indirect_nonlocal_aix64"): Same.
5099 ("*call_value_nonlocal_aix64"): Same.
5100 ("*call_value_nonlocal_sysv"): Same.
5102 2002-01-29 Richard Henderson <rth@redhat.com>
5104 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5106 2002-01-29 Richard Henderson <rth@redhat.com>
5108 * expr.c (force_operand): Ignore flag_pic for detecting pic
5110 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5111 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5112 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5113 instead of open-coded loop.
5114 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5115 be fixed when in use.
5117 2002-01-29 Richard Henderson <rth@redhat.com>
5119 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5120 * sched-rgn.c (propagate_deps): Update them.
5121 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5122 clobbers list when either gets too long.
5124 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5126 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5127 and INDEX_REGS the same as GENERAL_REGS.
5128 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5130 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5132 * tree.c (build_nonstandard_integer_type): Correct prototype.
5134 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5136 * config/s390/s390.md (movstrsico, movstrdix_64,
5137 movstrsix_31): Remove, replace by ...
5138 (movstrdi_short, movstrsi_short, movstrdi_long,
5139 movstrsi_long): ... these. New.
5140 (movstrdi, movstrsi): Adapt.
5142 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5143 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5144 Remove unnecessary CC clobber.
5145 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5146 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5148 (divmoddi4): Don't partially initialize TImode register.
5150 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5152 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5154 2002-01-29 Richard Henderson <rth@redhat.com>
5156 * flow.c (print_rtl_and_abort): Remove.
5157 (print_rtl_and_abort_fcn): Remove.
5158 (verify_local_live_at_start): Use dump_bb instead.
5159 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5160 (verify_wide_reg_1): Return 2 on mode test failure.
5162 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5164 PR c/3325, c/3326, c/2511, c/3347
5165 * c-decl.c (enum_decl_context): Remove BITFIELD.
5166 (grokdeclarator): Take bitfield width as an input.
5167 Ensure bitfields are given the correct type. Perform
5168 bitfield width validation with build_bitfield_integer_type
5169 rather than waiting for finish_struct.
5170 (grok_typename, grok_typename_in_parm_context, start_decl,
5171 push_parmdecl, grokfield, start_function): Update calls to
5173 (build_bitfield_integer_type): New function.
5174 (finish_struct): Move bitfield validation to grokdeclarator
5175 and build_bitfield_integer_type.
5176 * tree.c (build_nonstandard_integer_type): New function.
5177 * tree.h (build_nonstandard_integer_type): New prototype.
5179 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5181 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5184 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5185 don't ignore unrecognized -W* options.
5186 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5187 * cpplib.h (cpp_handle_option): Adjust prototype.
5188 * c-decl.c (c_decode_options): Pass 0 as last argument to
5192 * gcc.c (cpp_unique_options): Split from cpp_options.
5193 (cpp_options): Source cpp_unique_options.
5194 (default_compilers): Use cpp_unique_options instead of cpp_options
5195 when used together with cc1_options.
5196 (static_specs): Add cpp_unique_options.
5197 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5198 when used together with cc1_options.
5200 2002-01-29 Kazu Hirata <kazu@hxi.com>
5202 * config/h8300/h8300-protos.h: Update the prototype of
5204 * config/h8300/h8300.c (output_a_shift): Remove an unused
5205 argument 'insn'. Remove redundant code.
5206 * config/h8300/h8300.md: Adust to the new prototype of
5209 2002-01-29 Kazu Hirata <kazu@hxi.com>
5211 * config/h8300/h8300-protos.h: Update the prototypes of
5212 emit_a_rotate and expand_a_rotate.
5213 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5214 first argument to 'enum rtx_code'.
5215 (expand_a_rotate): Likewise.
5217 2002-01-28 Kazu Hirata <kazu@hxi.com>
5219 * config/h8300/h8300-protos.h: Update the prototype of
5221 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5223 * config/h8300/h8300.md: Adjust to the new prototype.
5225 2002-01-28 Kazu Hirata <kazu@hxi.com>
5227 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5230 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5232 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5233 is a fixed register before returning pic_offset_table_rtx.
5234 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5235 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5237 2002-01-28 Jason Merrill <jason@redhat.com>
5239 * dwarf2.h: Sync with src version.
5241 2002-01-28 Paul Koning <pkoning@equallogic.com>
5243 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5245 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5246 * doc/extend.texi (__builtin_prefetch): Update documentation:
5247 first argument is now const void ptr.
5249 2002-01-28 Kazu Hirata <kazu@hxi.com>
5251 * config/h8300/h8300-protos.h: Remove an unused prototype.
5253 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5255 * toplev.c (lang_independent_init): Round up identifier size.
5257 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5259 * config.gcc: Revert previous change.
5261 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5263 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5265 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5267 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5268 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5269 other non-elf netbsd config frags.
5270 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5271 collect2 will does that.
5272 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5273 shared-lib frobbing will work.
5275 2002-01-28 Kazu Hirata <kazu@hxi.com>
5277 * config/h8300/h8300.h: Fix formatting.
5278 * config/h8300/h8300.md: Likewise.
5280 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5282 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5283 the old, removed AAA_standards fix.
5284 * fixinc/fixincl.x: Rebuilt.
5286 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5288 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5289 atexit call in crtbegin, hooked in after call to frame_dummy;
5290 register EH before registering __fini__start.
5292 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5294 * config/rs6000/altivec.h: Remove spurious semicolons.
5296 2002-01-27 Kazu Hirata <kazu@hxi.com>
5298 * config/h8300/h8300.md: Replace dead bit extraction patterns
5299 with ones that work.
5301 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5303 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5304 if not STRICT_ALIGNMENT.
5305 * rtl.h (MEM_ALIGN): Likewise.
5307 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5309 * doc/invoke.texi (-fdump-translation-unit): Revert this
5310 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5312 2002-01-27 Kazu Hirata <kazu@hxi.com>
5314 * config/h8300/h8300.md (define_constants): New.
5315 (anonymous patterns) Use defined constants appropriately.
5317 2002-01-27 Kazu Hirata <kazu@hxi.com>
5319 * config/h8300/h8300.c (function_arg): Remove redundant code.
5321 2002-01-26 Richard Henderson <rth@redhat.com>
5323 * sched-deps.c (reg_pending_uses_head): New.
5324 (reg_pending_barrier): Rename from reg_pending_sets_all.
5325 (find_insn_list): Don't mark inline.
5326 (find_insn_mem_list): Remove.
5327 (add_dependence_list, add_dependence_list_and_free): New.
5328 (flush_pending_lists): Replace only_write param with separate
5329 for_read and for_write parameters. Update all callers. Use
5330 add_dependence_list_and_free.
5331 (sched_analyze_1): Do not add reg dependencies here; just set
5332 the pending bits. Use add_dependence_list.
5333 (sched_analyze_2): Likewise.
5334 (sched_analyze_insn): Replace schedule_barrier_found with
5335 reg_pending_barrier. Add all dependencies for pending reg
5336 uses, sets, and clobbers.
5337 (sched_analyze): Don't add reg dependencies for calls, just
5338 set pending bits. Use regs_invalidated_by_call. Treat
5339 sched_before_next_call as a normal list, not a fake insn.
5340 (init_deps): No funny init for sched_before_next_call.
5341 (free_deps): Free pending mems lists. Don't zero reg_last.
5342 (init_deps_global): Init reg_pending_uses.
5343 (finish_deps_global): Free it.
5344 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5345 (find_insn_mem_list): Remove.
5346 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5347 (propagate_deps): Use them. Zero temp mem lists.
5349 2002-01-26 Richard Henderson <rth@redhat.com>
5351 * Makefile.in (CRTSTUFF_CFLAGS): New.
5352 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5353 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5354 crtstuff.c instead of alpha assembly version.
5355 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5356 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5357 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5358 (__do_global_dtors_aux): Mark used.
5359 (frame_dummy, __do_global_ctors_aux): Mark used.
5360 (fini_dummy, init_dummy): Remove.
5362 * config/alpha/crtbegin.asm: Remove file.
5363 * config/alpha/crtend.asm: Remove file.
5364 * config/alpha/t-crtbe: Remove file.
5365 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5366 (LINK_EH_SPEC): New.
5368 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5369 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5370 calling constructors.
5371 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5373 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5374 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5375 CRT_END_INIT_DUMMY hack.
5376 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5377 FORCE_{INIT,FINI}_SECTION_ALIGN.
5379 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5380 FORCE_{INIT,FINI}_SECTION_ALIGN.
5382 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5383 invocation sequence.
5384 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5386 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5387 (FORCE_CODE_SECTION_ALIGN): New.
5389 2002-01-26 Richard Henderson <rth@redhat.com>
5391 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5393 2002-01-26 Richard Henderson <rth@redhat.com>
5395 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5396 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5398 2002-01-26 Kazu Hirata <kazu@hxi.com>
5400 * config/h8300/h8300.md: Remove bit extraction patterns that
5401 cannot be triggered.
5402 Restrict each bit extraction pattern to a variant on which the
5405 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5407 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5409 2002-01-26 Kazu Hirata <kazu@hxi.com>
5411 * config/h8300/h8300.md: Remove bit test patterns that cannot
5413 Restrict each bit test pattern to a variant on which the
5416 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5418 * builtins.c (expand_builtin_strncat): Remove redundant check for
5421 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5423 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5425 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5428 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5430 * dbxout.c (dbxout_init): Use assemble_name rather than just
5431 stripping off the first character.
5432 (dbxout_source_file): Likewise.
5434 2002-01-25 DJ Delorie <dj@redhat.com>
5436 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5437 using rtx_equal_p, not by comparing pointers.
5439 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5441 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5442 for PIC_OFFSET_TABLE_REGNUM.
5443 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5445 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5447 * config.gcc (x86_64-*-freebsd*): New target.
5448 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5450 (i[34567]86-*-freebsd*): Don't include svr4.h.
5451 * config/i386/freebsd64.h: New file.
5453 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5455 * config/alpha/x-vms (version): Make static.
5457 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5458 in previous checkin.
5460 * Makefile.in (install-headers-cp): New target.
5461 * config.gcc (alpha-dec-*vms*): Install headers with
5464 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5466 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5469 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5471 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5472 of compare_tree_int.
5473 (expand_builtin_strncat): Likewise.
5474 * c-decl.c (finish_struct): Use tree_low_cst.
5475 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5476 * tree.c (compare_tree_int): Likewise.
5478 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5480 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5481 adjustments even if they are implemented by more than two insns.
5483 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5485 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5486 * df.h (struct ref): Kill B.
5487 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5489 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5490 * flow.c (propagate_one_insn): Use it.
5491 (mark_used_regs): Handle NIL.
5493 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5495 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5498 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5500 * rs6000.md (prefetch): Make address V4SI mode so that the address
5501 is restricted to legitimate form for instruction.
5503 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5505 * doc/install.texi (xtensa-*-elf): New target.
5506 (xtensa-*-linux*): New target.
5507 * doc/contrib.texi: Add myself.
5509 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5511 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5512 purpose register to hold an SImode (or smaller) value.
5514 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5516 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5518 * crtstuff.c: Likewise.
5520 2002-01-25 Kazu Hirata <kazu@hxi.com>
5522 * config/h8300/h8300.md (negation patterns): Tighten
5523 predicates to register_operand.
5525 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5527 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5530 * builtins.c (expand_builtin_prefetch): Same.
5532 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5534 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5537 2002-01-24 Kazu Hirata <kazu@hxi.com>
5539 * config/h8300/h8300.c (print_operand): Remove support for
5540 operand character 'A'.
5541 * config/h8300/h8300.md (three anonymous patterns): Replace
5542 operand character 'A' with either 'T' or 'S'.
5544 2002-01-24 Kazu Hirata <kazu@hxi.com>
5546 * config/h8300/h8300.c (print_operand): Remove support for
5547 operand character 'U'.
5549 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5551 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5553 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5555 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5556 values to be assigned to the stack pointer.
5558 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5560 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5561 to const_double needs to be done right for big-endian systems.
5563 2002-01-24 Jason Merrill <jason@redhat.com>
5566 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5567 to can_throw_internal.
5569 2002-01-23 Richard Henderson <rth@redhat.com>
5571 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5572 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5574 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5576 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5577 (symGOT2reg): Use them, then set as GOT value as unchanging.
5578 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5579 as a temporary, if possible.
5580 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5581 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5583 2002-01-23 Kazu Hirata <kazu@hxi.com>
5585 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5586 accept to accept 0x80 as operands[2].
5588 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5590 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5592 2002-01-23 Richard Henderson <rth@redhat.com>
5594 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5596 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5598 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5599 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5602 2002-01-23 Richard Henderson <rth@redhat.com>
5604 * expr.c (move_by_pieces_1): Extend size before negation.
5606 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5607 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5608 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5609 * config/m68k/t-m68kelf: Likewise.
5611 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5613 * config/xtensa/elf.h: New file.
5614 * config/xtensa/lib1funcs.asm: New file.
5615 * config/xtensa/lib2funcs.S: New file.
5616 * config/xtensa/linux.h: New file.
5617 * config/xtensa/t-xtensa: New file.
5618 * config/xtensa/xtensa-config.h: New file.
5619 * config/xtensa/xtensa-protos.h: New file.
5620 * config/xtensa/xtensa.c: New file.
5621 * config/xtensa/xtensa.h: New file.
5622 * config/xtensa/xtensa.md: New file.
5623 * config.gcc (xtensa-*-elf*): New target.
5624 (xtensa-*-linux*): New target.
5625 * cse.c (canon_hash): Compare rtx pointers instead of register
5626 numbers. This is required for the Xtensa port.
5627 * integrate.c (copy_insn_list): Handle case where the static
5628 chain is in memory and the memory address has to be copied to
5630 * doc/invoke.texi (Option Summary): Add Xtensa options.
5631 (Xtensa Options): New node.
5632 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5634 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5636 * diagnostic.c (internal_error): Do ICE suppression only
5637 when ENABLE_CHECKING is not defined.
5639 * c-typeck.c (require_complete_type): Return error_mark_node
5640 if type is error_mark_node.
5642 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5644 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5645 -Os and issue a warning.
5647 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5649 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5650 current (lack of) need for host configuration by hand.
5652 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5653 references. Documentation of some target macros moved from
5654 hostconfig.texi to tm.texi.
5656 2002-01-23 Will Cohen <wcohen@redhat.com>
5658 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5661 2002-01-23 Kazu Hirata <kazu@hxi.com>
5663 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5666 2002-01-23 Jason Merrill <jason@redhat.com>
5668 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5670 * function.c (assign_parms): Don't put args of inline functions
5671 into registers when not optimizing.
5673 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5675 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5676 (prologue_use): New pattern.
5677 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5678 preference to gen_rtx_USE.
5679 (thumb_expand_prologue): Use gen_prologue_use in preference to
5681 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5684 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5686 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5688 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5691 * doc/extend.texi: Correct documentation of __alignof__.
5693 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5695 * params.h: Rename arguments of DEFPARAM so that it will be
5696 recognized as a translation keyword.
5698 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5700 * extend.texi: Document altivec functions.
5701 Fix N-bit adjectives in X86 builtin documentation.
5703 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5705 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5706 auto_inc_dec values.
5708 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5710 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5712 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5714 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5716 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5718 2002-01-22 Richard Henderson <rth@redhat.com>
5720 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5721 copy_insn not copy_rtx.
5723 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5725 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5726 "nonzero" as that might add "1" bits. Ensure "constop" is
5727 properly sign extened.
5728 (force_to_mode): Tweak for sign extended constop.
5730 2002-01-22 Richard Henderson <rth@redhat.com>
5732 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5733 for_each_rtx instead of assuming we're already looking at the MEM.
5734 (split_small_symbolic_mem_operand): Likewise.
5735 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5736 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5738 2002-01-22 Richard Henderson <rth@redhat.com>
5740 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5741 sequence number for the literal.
5742 (divmoddi_internal_er): Likewise.
5744 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5747 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5748 in LIBICONV variable.
5749 * configure: Regenerated.
5751 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5753 * dependence.c (build_def_use): Remove array_idx.
5755 * dwarfout.c (last_filename): Remove.
5756 (output_compile_unit_die): Remove last_filename.
5758 2002-01-22 Roger Sayle <roger@eyesopen.com>
5759 Richard Henderson <rth@redhat.com>
5762 * fold-const.c (fold): Optimize unsigned comparisons against
5763 UINT_MAX (and similar unsigned constants).
5765 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5767 * Makefile.in (loop.o): Depend on OPTABS_H.
5768 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5769 against the predicate.
5772 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5773 for the address operand.
5775 2002-01-22 Richard Henderson <rth@redhat.com>
5777 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5779 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5782 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5785 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5787 * config.gcc (x86_64-*-netbsd*): New target.
5788 * config/i386/netbsd64.h: New file.
5790 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5792 * regrename.c (kill_value): Fix typo.
5794 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5796 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5798 * config/rs6000/rs6000.h: Same.
5800 * function.c (instantiate_virtual_regs): Remove
5801 STARTING_FRAME_PHASE.
5802 (assign_stack_local_1): Same.
5803 Calculate frame phase.
5805 2002-01-22 Nick Clifton <nickc@redhat.com>
5807 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5808 variable declaration to outer scope in order to simplify
5810 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5811 arm_hard_regno_mode_ok.
5812 * config/arm/arm-protos.h: Add a prototype for
5813 arm_hard_regno_mode_ok.
5814 * config/arm/arm.c (soft_df_operand): Remove now redundant
5815 check for DImode values using IP_REGNUM.
5816 (nonimmediate_soft_df_operand): Remove now redundant check for
5817 DImode values using IP_REGNUM.
5818 (arm_hard_regno_mode_ok): New function. New check: make sure
5819 that DImode values are not stored in IP_REGNUM.
5821 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5823 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5825 2002-01-22 Jason Merrill <jason@redhat.com>
5827 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5828 consistency if this COMPOUND_STMT is scoped.
5830 2002-01-22 Kazu Hirata <kazu@hxi.com>
5832 * predict.c: Fix formatting.
5833 * print-tree.c: Likewise.
5834 * protoize.c: Likewise.
5837 * sbitmap.h: Likewise.
5839 * sched-deps.c: Likewise.
5840 * sched-vis.c: Likewise.
5841 * sdbout.c: Likewise.
5842 * sibcall.c: Likewise.
5844 * ssa-ccp.c: Likewise.
5845 * ssa-dce.c: Likewise.
5847 * stor-layout.c: Likewise.
5848 * system.h: Likewise.
5850 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5852 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5853 if fits in bounds of base type.
5855 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5856 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5857 (add_bound_info, default): If can't find a context, make a
5859 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5861 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5863 * c-typeck.c (parser_build_binary_op): If result from
5864 build_binary_op is ERROR_MARK just return error_mark_node without
5867 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5869 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5870 Split a.out-specific bits into...
5871 * config/netbsd-aout.h: ...this.
5872 * config/netbsd-elf.h: New file.
5873 * config/alpha/netbsd-elf.h: Remove.
5874 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5875 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5876 (STARTFILE_SPEC): Remove redundant definition.
5877 (ENDFILE_SPEC): Likewise.
5878 (LINK_SPEC): Likewise.
5879 (CPP_SPEC): Likewise.
5880 (ASM_SPEC): Likewise.
5881 (LIB_SPEC): Likewise.
5882 (SWITCH_TAKES_ARG): Likewise.
5883 (TARGET_MEM_FUNCTIONS): Likewise.
5884 (CPP_PREDEFINES): Redefine.
5885 (ASM_FINAL_SPEC): Remove redefinition.
5886 (ASM_COMMENT_START): Redefine.
5887 (FUNCTION_PROFILER): Define.
5888 (TARGET_VERSION): Redefine.
5889 Comment and formatting cleanup.
5890 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5891 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5892 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5893 big- or little-endian.
5894 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5895 * config.gcc (*-*-netbsd*): Add definitions common to all
5897 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5898 gnu_ld definitions. Add netbsd-elf.h to and remove
5899 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5900 tmake_file, and don't lose previous tmake_file contents.
5901 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5902 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5903 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5904 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5905 (mipsel-*-netbsd*): Rename this to...
5906 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5907 mips/little.h to tm_file for mips*el-*.
5908 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5909 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5910 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5912 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5914 * pa-protos.h (reg_before_reload_operand): New function prototype.
5915 * pa.c (reg_before_reload_operand): New function implementation.
5916 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5919 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5921 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5923 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5925 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5926 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5927 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5928 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5929 (ENDFILE_SPEC): Undefine.
5930 (STARTFILE_SPEC): Redefine for PA.
5932 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5934 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5936 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5938 * config.gcc: Add entries to supported PowerPC --with-cpu
5941 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5943 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5944 true for 64-bit mode only SSE registers in 32-bit mode.
5946 2002-01-21 Kazu Hirata <kazu@hxi.com>
5948 * unwind-dw2.c: Fix formatting.
5949 * unwind-dw2-fde.c: Likewise.
5950 * unwind-dw2-fde.h: Likewise.
5951 * unwind-pe.h: Likewise.
5952 * varasm.c: Likewise.
5953 * varray.h: Likewise.
5955 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5957 Remove workaround for register stack overwrite bug in mmix.
5958 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
5959 support for TARGET_REG_STACK_FILL_BUG.
5960 * config/mmix/mmix.h: Remove member has_call_without_parameters.
5961 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
5963 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
5964 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
5965 -mno-reg-stack-fill-bug-workaround.
5966 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
5967 machine member has_call_without_parameters.
5968 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
5969 -mreg-stack-fill-bug-workaround and
5970 -mno-reg-stack-fill-bug-workaround.
5971 (MMIX Options): Ditto.
5973 2002-01-21 Kazu Hirata <kazu@hxi.com>
5975 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
5977 Remove redundant code.
5979 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
5981 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
5982 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5983 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
5984 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
5985 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
5986 out target macro definitions and non-target-specific comments
5987 mostly taken from old versions of the manual.
5989 2002-01-20 Kazu Hirata <kazu@hxi.com>
5991 * config/h8300/h8300.h: Fix comment formatting.
5992 * config/ia64/aix.h: Likewise.
5993 * config/ia64/ia64-protos.h: Likewise.
5994 * config/ia64/ia64.c: Likewise.
5995 * config/ia64/ia64.h: Likewise.
5996 * config/ia64/ia64intrin.h: Likewise.
5997 * config/ia64/linux.h: Likewise.
5998 * config/ia64/unwind-aix.c: Likewise.
5999 * config/ia64/unwind-ia64.c: Likewise.
6001 2002-01-20 Kazu Hirata <kazu@hxi.com>
6003 * config/h8300/h8300.c: Revise comments about shift code.
6005 2002-01-20 Kazu Hirata <kazu@hxi.com>
6007 * config/h8300/h8300.c (function_arg): Update a comment.
6009 2002-01-20 Kazu Hirata <kazu@hxi.com>
6011 * config/h8300/h8300.md: Update the comments at the beginning
6014 2002-01-20 Kazu Hirata <kazu@hxi.com>
6016 * config/i370/i370.c: Fix comment formatting.
6017 * config/i370/i370.h: Likewise.
6018 * config/i370/i370.md: Likewise.
6019 * config/i370/linux.h: Likewise.
6021 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6023 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6025 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6026 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6029 2002-01-20 Graham Stott <grahams@redhat.com>
6031 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6033 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6035 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6037 2002-01-19 Tom Rix <trix@redhat.com>
6039 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6041 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6043 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6045 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6046 STARTING_FRAME_PHASE.
6047 (STARTING_FRAME_PHASE): New.
6048 (instantiate_virtual_regs): Check saneness of
6049 STARTING_FRAME_PHASE.
6051 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6053 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6055 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6057 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6059 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6060 be used for bootstrapping GCC 3.0.
6062 2002-01-18 Kazu Hirata <kazu@hxi.com>
6064 * config/h8300/h8300.md: Fix an insn length.
6066 2002-01-18 Kazu Hirata <kazu@hxi.com>
6068 * bitmap.h: Fix comment formatting.
6069 * combine.c: Likewise.
6070 * cppfiles.c: Likewise.
6071 * c-pragma.h: Likewise.
6072 * c-typeck.c: Likewise.
6074 * dwarf2out.c: Likewise.
6075 * function.c: Likewise.
6077 * genattrtab.c: Likewise.
6078 * gthr-win32.h: Likewise.
6079 * haifa-sched.c: Likewise.
6080 * predict.c: Likewise.
6081 * rtlanal.c: Likewise.
6083 * unwind-dw2-fde.h: Likewise.
6084 * unwind-pe.h: Likewise.
6085 * vmsdbgout.c: Likewise.
6087 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6089 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6090 if type_required and passed decl.
6092 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6094 * config.gcc (cpu_type): Include altivec.h in powerpc
6098 * config/rs6000/altivec.h: New.
6100 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6102 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6103 handling information.
6104 * doc/trouble.texi (Interoperation): Add libstdc++ information
6106 (Misunderstandings): Add template instantiation and static template
6107 member information for AIX.
6109 2002-01-17 Jason Merrill <jason@redhat.com>
6111 * dbxout.c (dbxout_type): Support const and volatile.
6113 * except.c (add_partial_entry): Remove backwards compatibility code.
6114 (end_protect_partials): Likewise.
6116 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6118 * config/ia64/ia64.md (prologue_use): New.
6119 * config/ia64/ia64.c (ia64_expand_prologue): Use
6120 gen_prologue_use instead of gen_rtx_USE.
6121 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6122 as CODE_FOR_pred_rel_mutex.
6123 (ia64_sched_reorder2): Likewise.
6125 2002-01-16 Eric Christopher <echristo@redhat.com>
6127 * config/mips/r3900.h: Reformat.
6128 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6129 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6130 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6131 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6132 * config/mips/t-elf: Remove mips3 multilib.
6134 2002-01-16 H.J. Lu <hjl@gnu.org>
6136 * config/mips/linux.h: Include "mips/abi64.h".
6138 2002-01-16 H.J. Lu <hjl@gnu.org>
6140 * config/mips/t-linux: New.
6142 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6144 * config/mips/linux.h: Don't include "gofast.h".
6145 (INIT_SUBTARGET_OPTABS): Removed.
6147 2002-01-16 Kazu Hirata <kazu@hxi.com>
6149 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6151 * config/h8300/h8300.c: Likewise.
6152 * config/h8300/h8300.md: Likewise.
6154 2002-01-16 Kazu Hirata <kazu@hxi.com>
6156 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6157 spaces after an opcode name.
6158 (pushqi1_h8300hs): Likewise.
6159 (pushhi1_h8300hs): Likewise.
6161 2002-01-16 Kazu Hirata <kazu@hxi.com>
6163 * doc/extend.texi: Replace "option" with "attribute"
6166 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6168 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6169 (and:DI () (const_int -8)).
6170 (split_small_symbolic_mem_operand): Split
6171 (mem (and:DI () (const_int -8)).
6173 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6176 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6177 same way as TYPE_IMUL.
6178 (ultrasparc_sched_reorder): Likewise.
6179 * config/sparc/sparc.md (type): Add comment to update
6180 ultrasparc_sched_reorder when making changes.
6182 2002-01-16 Kazu Hirata <kazu@hxi.com>
6184 * doc/invoke.texi: Change the dump file name of block
6185 reordering pass from 28.bbro to 29.bbro.
6188 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6190 * i386.md (minsf splitter): Fix pasto.
6192 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6194 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6195 to frame pointer initialisation instruction.
6196 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6197 initialisation instruction.
6198 (soft_df_operand): Do not accept the IP register.
6199 (nonimmediate_soft_df_operand): Do not accept the IP register.
6201 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6204 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6205 MASK_V8 being both set.
6207 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6209 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6210 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6211 config/s390/s390.md (call, call_value): Add GOT register to
6212 CALL_INSN_FUNCTION_USAGE where needed.
6213 (call_exp, call_value_exp): New.
6215 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6217 * config/arm/arm.c: General formatting tidy up.
6219 2002-01-16 Graham Stott <grahams@redhat.com>
6221 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6222 cast and when casting an integer literal to "rtx" pointer.
6223 (expand_call): Likewise.
6224 * flow.c (try_pre_increment): Likewise.
6225 (find_use_as_address): Likewise.
6226 * integrate.c (expand_iline_function): Likewise.
6227 * regmove.c (try_auto_increment): Likewise.
6229 2002-01-16 Graham Stott <grahams@redhat.com>
6231 * sched-rgn.c (passed): Use sbitmap_free.
6234 (in_queue): Likewise.
6235 (in_stack): Likewise.
6237 2002-01-15 Eric Christopher <echristo@redhat.com>
6239 * flow.c (propagate_one_insn): Change to use fatal_insn.
6241 2002-01-15 Kazu Hirata <kazu@hxi.com>
6243 * expmed.c (extract_fixed_bit_field): Remove unused code.
6244 * system.h: Poison SLOW_ZERO_EXTEND.
6245 * doc/tm.texi: Remove.
6246 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6247 * config/arm/arm.h: Likewise.
6248 * config/avr/avr.h: Likewise.
6249 * config/clipper/clipper.h: Likewise.
6250 * config/convex/convex.h: Likewise.
6251 * config/d30v/d30v.h: Likewise.
6252 * config/dsp16xx/dsp16xx.h: Likewise.
6253 * config/elxsi/elxsi.h: Likewise.
6254 * config/fr30/fr30.h: Likewise.
6255 * config/h8300/h8300.h: Likewise.
6256 * config/i370/i370.h: Likewise.
6257 * config/i386/i386.h: Likewise.
6258 * config/m68k/m68k.h: Likewise.
6259 * config/mips/mips.h: Likewise.
6260 * config/ns32k/ns32k.h: Likewise.
6261 * config/pdp11/pdp11.h: Likewise.
6262 * config/pj/pj.h: Likewise.
6263 * config/s390/s390.h: Likewise.
6264 * config/sh/sh.h: Likewise.
6265 * config/stormy16/stormy16.h: Likewise.
6266 * config/v850/v850.h: Likewise.
6267 * config/vax/vax.h: Likewise.
6268 * config/we32k/we32k.h: Likewise.
6270 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6272 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6273 (altivec_lvsl): Change constraint to b.
6274 (altivec_lvsr): Same.
6275 (altivec_lvebx): Same.
6276 (altivec_lvehx): Same.
6277 (altivec_lvewx): Same.
6278 (altivec_lvxl): Same.
6279 (altivec_lvx): Same.
6280 (altivec_stvx): Add parallel.
6281 (altivec_stvxl): Same.
6282 (altivec_stvehx): Same.
6283 (altivec_stvebx): Same.
6284 (altivec_stvebx): Same.
6286 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6288 * config.gcc: Change altivec.h to altivec-defs.h.
6290 * config/rs6000/altivec.h: Delete.
6292 * config/rs6000/altivec-defs.h: Add.
6294 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6296 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6299 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6300 less than or equal to eight bytes.
6302 * vax.md (andsi3): Remove constraints and change SET destination
6303 operand type to nonimmediate_operand.
6304 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6305 when it is a CONST_INT.
6307 2002-01-15 Jason Merrill <jason@redhat.com>
6309 * c-common.def (FILE_STMT): New code.
6310 * c-common.c (statement_code_p): It's a statement.
6311 * c-common.h (stmt_tree_s): Add x_last_filename.
6312 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6313 (last_expr_filename): New macro.
6314 * c-semantics.c (begin_stmt_tree): Initialize it.
6315 (add_stmt): If the filename changed, also insert a
6317 (expand_stmt): Handle seeing one.
6319 2002-01-15 Eric Christopher <echristo@redhat.com>
6321 * flow.c (propagate_one_insn): Add error message and print out
6324 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6326 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6327 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6328 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6329 TRAMPOLINE_ALIGNMENT.
6330 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6332 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6333 PCC_BITFIELD_TYPE_MATTERS.
6334 * config/interix.h (STDC_VALUE): Remove. Use
6335 STDC_0_IN_SYSTEM_HEADERS.
6336 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6337 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6338 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6340 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6342 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6343 not work on this platform currently.
6345 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6347 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6348 readonly_warning in _().
6350 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6352 * gcc.c (delete_if_ordinary): Backout previous change.
6354 2002-01-15 Kazu Hirata <kazu@hxi.com>
6356 * config/h8300/h8300.c (print_operand): Remove support for
6357 unused operand characters.
6359 * read-rtl.c: Fix formatting.
6361 * recog.c: Likewise.
6362 * regclass.c: Likewise.
6363 * regmove.c: Likewise.
6364 * reg-stack.c: Likewise.
6365 * reload1.c: Likewise.
6366 * rtlanal.c: Likewise.
6368 2002-01-15 Kazu Hirata <kazu@hxi.com>
6370 * config/i386/i386.c: Fix formatting.
6372 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6374 * c-typeck.c (process_init_element): Don't save_expr
6375 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6377 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6379 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6380 emit optional traceback table if optimize_size or TARGET_ELF.
6381 * config/rs6000/rs6000.md (prefetch): New.
6383 2002-01-15 Andreas Jaeger <aj@suse.de>
6385 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6387 2002-01-15 Kazu Hirata <kazu@hxi.com>
6389 * mips-tfile.c: Fix formatting.
6391 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6393 * unroll.c (final_reg_note_copy): Fix previous commit.
6395 2002-01-14 Kazu Hirata <kazu@hxi.com>
6397 * config/h8300/h8300-protos.h: Remove the prototype for
6399 * config/h8300/h8300.c (eq_operator): Remove.
6401 2002-01-14 Richard Henderson <rth@redhat.com>
6403 * config/i386/i386.md (prefetch): Tidy.
6404 (prefetch_3dnow): Fix locality operand.
6406 2002-01-14 Richard Henderson <rth@redhat.com>
6408 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6409 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6411 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6413 * reload1.c (reload_combine): Pass reg_sum replacement through
6414 copy_rtx in loop performing multiple changes.
6416 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6418 * except.c (remove_unreachable_regions): New.
6419 (free_eh_status): Clear exception_handler_labels.
6420 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6421 (find_exception_handler_labels): Don't add the same label more than
6423 (remove_exception_handler_label): Don't die if
6424 find_exception_handler_labels hasn't been called for the current
6427 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6429 * toplev.c (rest_of_compilation): Rebuild jump labels after
6432 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6434 * doc/extend.texi: Move documentation of X86 built-in functions
6436 * doc/invoke.texi: From here.
6437 * doc/sourcebuild.texi: Document location of documentation for
6438 machine built-in functions.
6440 2002-01-13 Christopher Faylor <cgf@redhat.com>
6442 * cppfiles.c (TEST_THRESHOLD): New macro.
6443 (SHOULD_MMAP): Ditto.
6444 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6447 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6449 * unroll.c (final_reg_note_copy): Properly handle
6451 (unroll_loops): Fix LOOP_CONDITION heuristics.
6453 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6455 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6456 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6458 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6460 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6463 2002-01-14 Tom Rix <trix@redhat.com>
6465 * config/rs6000/rs6000.md: Fix typo with sradi.
6467 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6469 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6470 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6471 (clrstrdi, clrstrsi): Adapt callers.
6473 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6475 (movti splitter): Never use register 0 as base register.
6477 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6479 * combine.c (simplify_shift_const): Always generate new rtx
6480 for shift expression instead of reusing given expression.
6482 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6484 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6485 alpha_legitimize_address unless mode is Pmode.
6487 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6489 * doc/md.texi (Modifiers): Document the '*' constraint for the
6492 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6493 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6496 2002-01-13 Richard Henderson <rth@redhat.com>
6498 * reload.c (find_reloads): Use a hard reg destination as reload reg
6499 for an input reload of the source.
6501 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6503 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6506 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6508 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6509 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6511 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6513 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6515 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6517 2002-01-12 Tom Rix <trix@redhat.com>
6519 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6522 2002-01-12 Richard Henderson <rth@redhat.com>
6524 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6526 * doc/invoke.texi: Update Alpha options.
6528 * doc/invoke.texi: Update i386 built-in function lists.
6530 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6532 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6533 referencing outside.
6535 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6537 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6538 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6539 offsets, and change line folding.
6540 * optabs.c (expand_binop): Remove warnings.
6541 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6543 2002-01-12 Graham Stott <grahams@redhat.com>
6545 * attribs.c (handle_deprecated_attribute): constify WHAT.
6546 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6547 dangling else warning and constify WHAT.
6548 * except.h (struct function, struct inline_remap): Move
6549 struct tag forward defs before all prototypes.
6550 (duplicate_eh_regions): Whitespace.
6552 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6554 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6555 MODE_BASE_REG_CLASS.
6556 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6558 2002-01-12 Richard Henderson <rth@redhat.com>
6560 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6561 (ix86_expand_vector_move): New.
6562 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6563 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6564 Remove old prefetch builtins. Special case the logicals removed above.
6565 (ix86_expand_builtin): Likewise.
6566 (safe_vector_operand): Use V4SFmode, not TImode.
6567 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6568 (ix86_expand_timode_binop_builtin): New.
6569 * config/i386/i386-protos.h: Update.
6570 * config/i386/i386.h (enum ix86_builtins): Update.
6571 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6572 Use ix86_expand_vector_move in vector move expanders.
6573 (movti_internal, movti_rex64): Add xorps alternative.
6574 (sse_clrv4sf): Rename and adjust from sse_clrti.
6575 (prefetch): Don't work so hard.
6576 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6577 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6578 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6580 2002-01-11 Richard Henderson <rth@redhat.com>
6582 * config/i386/mmintrin.h: New file.
6583 * config/i386/xmmintrin.h: New file.
6584 * config.gcc (i?86-*-*): Add extra_headers.
6585 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6587 (simplify_binary_operation): Handle saturating arithmetic codes.
6588 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6589 not the lowpart subreg.
6590 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6592 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6594 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6596 * conflict.c (conflict_graph_compute): Free regsets when finished.
6597 * ssa.c (compute_coalesced_reg_partition): Likewise.
6599 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6601 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6602 every where we allocate a register.
6604 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6606 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6607 * lcm.c (compute_earliest, compute_farthest): Likewise.
6609 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6611 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6613 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6615 * doc/rtl.texi (Insns): Fix 2 typos.
6617 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6619 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6620 options. Use @table @gcctabopt for MMIX options. Add index
6621 entries for MMIX options. Start new paragraph with first
6622 heading of the machine-dependent options.
6624 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6627 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6628 * combine.c (force_to_mode): Same.
6629 * reload1.c (clear_reload_reg_in_use): Same.
6631 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6633 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6636 2002-01-11 Andreas Jaeger <aj@suse.de>,
6637 Brad Lucier <lucier@math.purdue.edu>
6639 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6642 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6644 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6645 Protect with IN_LIBGCC.
6646 (LINK_EH_SPEC): Add required trailing space.
6648 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6650 * c-tree.h: Move function declarations so that they are listed
6651 under the filename which contains them.
6652 (check_identifier, finish_decl_top_level,
6653 lookup_name_current_level_global, shadow_record_fields): Remove.
6655 2002-01-11 Andreas Jaeger <aj@suse.de>
6657 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6660 2002-01-10 Richard Henderson <rth@redhat.com>
6662 * config/alpha/alpha.c (print_operand): Add 'J'.
6663 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6664 new operand with the sequence number for the lituse. When splitting
6665 the insns, use gen_movdi_er_high_g and generate a sequence number.
6666 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6668 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6670 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6671 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6673 (altivec_expand_builtin): Same.
6674 (altivec_expand_stv_builtin): New.
6676 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6678 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6679 ("altivec_lvehx"): New.
6680 ("altivec_lvewx"): New.
6681 ("altivec_lvxl"): New.
6682 ("altivec_lvx"): New.
6683 ("altivec_stvx"): New.
6684 ("altivec_stvebx"): New.
6685 ("altivec_stvehx"): New.
6686 ("altivec_stvewx"): New.
6687 ("altivec_stvxl"): New.
6689 2002-01-10 Richard Henderson <rth@redhat.com>
6691 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6692 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6693 care not to delete instructions twice.
6695 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6697 * toplev.c: Don't declare environ (it's not used anywhere).
6698 * configure.in: Don't check for declaration of environ.
6699 * config/i386/xm-mingw32.h: Don't #define environ.
6700 * config.in, configure: Regenerate.
6702 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6704 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6705 * configure: Regenerate.
6707 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6708 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6709 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6711 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6712 LIMITS_H_TEST here, not in m68k/x-next.
6713 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6714 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6716 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6717 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6718 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6720 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6721 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6722 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6723 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6724 replacement of quadlib.asm with quadlib.c.
6726 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6727 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6728 config/rs6000/xm-beos.h: Delete file.
6730 * config.gcc: Update to match above changes.
6732 2002-01-10 Kazu Hirata <kazu@hxi.com>
6734 * config/h8300/h8300.h: Fix comment typos.
6735 * config/h8300/h8300.md: Likewise.
6736 * config/h8300/lib1funcs.asm: Likewise.
6738 2002-01-10 Dale Johannesen <dalej@apple.com>
6740 PR optimization/5269
6741 * unroll.c (precondition_loop_p): Make *increment be the correct
6742 sign when n_iterations known, to avoid confusing caller.
6744 2002-01-10 Kazu Hirata <kazu@hxi.com>
6746 * doc/extend.texi (deprecated): Fix a typo.
6748 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6750 * basic-block.h (update_br_prob_note): Declare.
6751 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6752 (try_forward_edges): Care negative frequencies and update note.
6753 (outgoing_edges_match): Tweek conditional merging heuristics.
6754 (try_crossjump_to_edge): use update_br_prob_note.
6755 * cfglayout.c (fixup_reorder_chain): Likewise.
6756 * cfrtl.c (update_br_prob_note): New.
6757 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6759 * i386.c (ix86_decompose_address): Return -1 if address contains
6761 (legitimate_address_p): Require ix86_decompose_address to return 1.
6763 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6764 (cprop_insn): Likewise.
6766 2002-01-10 Kazu Hirata <kazu@hxi.com>
6768 * toplev.c: Fix formatting.
6770 * tree-dump.c: Likewise.
6771 * unroll.c: Likewise.
6772 * unwind-dw2.c: Likewise.
6773 * unwind-dw2-fde.c: Likewise.
6774 * unwind-dw2-fde-glibc.c: Likewise.
6775 * unwind-sjlj.c: Likewise.
6777 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6779 * doc/invoke.texi: Document PDP-11 options.
6781 2002-01-10 Kazu Hirata <kazu@hxi.com>
6783 * config/h8300/h8300.h: Fix formatting.
6785 2002-01-10 Ira Ruben <ira@apple.com>
6787 Add __attribute__ ((deprecated)).
6788 * extend.texi: Document __attribute__ ((deprecated)).
6789 * invoke.texi: Document -Wno-deprecated-declarations.
6790 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6791 * testsuite/gcc.dg/deprecated.c: New C test.
6792 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6793 (c_common_attribute_table): Add "deprecated" entry.
6794 (handle_deprecated_attribute): New function.
6795 * c-decl.c (deprecated_states): New enum.
6796 deprecated_state: State of "deprecated" handling.
6797 (start_decl): Set deprecated_state based on attributes.
6798 (grokdeclarator): Test for deprecated uses, propagate attribute.
6799 * c-typeck.c (build_component_ref): Test for deprecated fields.
6800 (build_external_ref): Test for deprecated primaries.
6801 * diagnostic.c (warn_deprecated_use) New function to issue
6802 warnings about __attribute__ ((depricated)) references.
6803 * flags.h (warn_deprecated_decl): Extern declared for
6804 -W[no-]deprecated-declarations option.
6805 * print-tree.c (print_node): Show deprecated flag status.
6806 * toplev.c (warn_deprecated_decl): Defined.
6807 (W_options): Added "deprecated-declaration".
6808 * toplev.h (warn_deprecated_use): Extern declared.
6809 * tree.h (struct tree_common): Define deprecated_flag.
6810 (TREE_DEPRECATED): New macro to access flag.
6811 * cp/call.c (build_call): Test for deprecated calls.
6812 * cp/class.c (add_implicitly_declared_members): Set global
6813 flag to tell grokdeclarator to not issue deprecated warnings.
6814 * cp/cp-tree.h: Add extern for adding_implicit_members.
6815 * cp/decl.c (deprecated_states): New enum.
6816 (start_decl): Set deprecated_state based on attributes.
6817 (grokdeclarator): Test for deprecated uses, propagate attribute.
6818 * cp/lex.c (do_identifier): Test for deprecated primaries.
6819 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6821 2002-01-10 Ira Ruben <ira@apple.com>
6823 Fix to assign attributes to inline member functions.
6824 * cp/decl.c (start_method): Handle attrlist.
6826 2002-01-10 Kazu Hirata <kazu@hxi.com>
6828 * combine.c (expand_field_assignment): Use subreg_lsb().
6830 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6832 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6833 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6834 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6835 Recurse for any operand of AND as long as constant is non-zero.
6837 2002-01-10 Kazu Hirata <kazu@hxi.com>
6839 * config/h8300/h8300.md: Remove constraints from expanders.
6841 2002-01-10 Kazu Hirata <kazu@hxi.com>
6843 * varasm.c: Fix formatting.
6844 * varray.c: Likewise.
6845 * vmsdbgout.c: Likewise.
6846 * xcoffout.c: Likewise.
6848 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6850 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6851 update edge probabilities to match.
6853 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6855 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6857 * doc/languages.texi, doc/sourcebuild.texi: New files.
6858 * doc/configfiles.texi: Make a subsubsection. Update.
6859 * doc/configterms.texi: Add @node. Remove warning that this isn't
6860 instructions for building GCC.
6861 * doc/makefile.texi: Make a subsection.
6862 * doc/gccint.texi: Update.
6864 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6866 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6868 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6870 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6872 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6874 * optabs.c (expand_fix): Look for wider integer modes first.
6876 * i386.md (mov?f): Avoid the fake const double trick for medium
6878 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6879 (fop_df_4): Disable for SSE compilation.
6881 2002-01-10 Graham Stott <grahams@redhat.com>
6883 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6884 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6886 2002-01-10 Richard Henderson <rth@redhat.com>
6888 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6890 2002-01-10 Richard Henderson <rth@redhat.com>
6892 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6893 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6895 2002-01-10 Kazu Hirata <kazu@hxi.com>
6897 * combine.c (can_combine_p): Fix a comment typo.
6899 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6901 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6902 empty list correctly. Change loop index $t to $f for
6903 consistency with rest of Makefile.
6905 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6907 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6908 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6910 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6911 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6912 (altivec_init_builtins): Same.
6913 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6914 (altivec_expand_binop_builtin): Same.
6915 (altivec_expand_ternop_builtin): Same.
6918 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6919 ("altivec_vctuxs"): Fix typo.
6920 ("altivec_vnmsubfp"): Same.
6921 ("altivec_dssall"): New.
6922 ("altivec_mfvscr"): New.
6923 ("altivec_dss"): New.
6924 ("altivec_lvsl"): New.
6925 ("altivec_lvsr"): New.
6926 ("altivec_dstt"): New.
6927 ("altivec_dstst"): New.
6928 ("altivec_dststt"): New.
6929 ("altivec_dst"): New.
6931 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6932 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6934 2002-01-09 Richard Henderson <rth@redhat.com>
6936 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6938 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6940 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6942 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6944 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6946 2002-01-09 Kazu Hirata <kazu@hxi.com>
6948 * read-rtl.c: Fix formatting.
6950 * regclass.c: Likewise.
6951 * regrename.c: Likewise.
6952 * reg-stack.c: Likewise.
6953 * reload1.c: Likewise.
6954 * reload.c: Likewise.
6957 2002-01-09 Kazu Hirata <kazu@hxi.com>
6959 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
6960 to extract items in the expr_list chain.
6962 2002-01-09 Richard Henderson <rth@redhat.com>
6964 * config/vax/vax.c (vax_rtx_cost): Never abort.
6966 * config/vax/vax.h (REAL_ARITHMETIC): Define.
6968 2002-01-09 Jan Hubicka <jh@suse.cz>
6970 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
6972 2002-01-09 Richard Henderson <rth@redhat.com>
6974 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
6975 Unify code from various alternatives.
6977 2002-01-09 Richard Henderson <rth@redhat.com>
6979 * regrename.c (copy_value): Ignore the copy if the source register
6980 is present in the value chain with a narrower mode.
6982 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6984 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
6985 for the c4x target. Also improve layout.
6987 2002-01-09 Richard Henderson <rth@redhat.com>
6989 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
6990 * config/m32r/m32r.md (and ior xor splitters): Swap operands
6991 to match insn patterns.
6993 2002-01-09 Richard Henderson <rth@redhat.com>
6995 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
6996 (copyprop_hardreg_forward_1): Likewise.
6998 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7000 * pa.md (decrement_and_branch_until_zero): Change predicate for
7001 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7003 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7005 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7006 gets undefined. For Darwin.
7008 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7010 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7012 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7014 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7016 2002-01-08 Richard Henderson <rth@redhat.com>
7018 * regrename.c (copy_value): Ignore overlapping copies.
7020 2002-01-08 Richard Henderson <rth@redhat.com>
7022 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7023 as needed to avoid shared structure.
7025 2002-01-08 Kazu Hirata <kazu@hxi.com>
7027 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7030 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7032 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7033 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7034 documentation of obsolete macros.
7035 * system.h: Poison these macros.
7036 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7037 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7038 config/c4x/c4x.h, config/clipper/clipper.h,
7039 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7040 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7041 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7042 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7043 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7044 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7045 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7046 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7047 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7048 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7049 config/sparc/sparc.h, config/stormy16/stormy16.h,
7050 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7051 definitions and commented out definitions of obsolete macros.
7052 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7053 of MAX_INT_TYPE_SIZE.
7055 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7057 * config/s390/s390.c (s390_preferred_reload_class): Never
7058 return ADDR_REGS if it isn't a subset of the given class.
7059 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7060 FP_REGS, but all superclasses as well.
7062 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7064 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7065 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7066 must not be a const_int.
7068 2002-01-08 Richard Henderson <rth@redhat.com>
7070 * Makefile.in (toplev.o): Depend on options.h.
7071 (gcc.o): Depend on specs.h.
7073 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7075 * expr.c (store_expr): Convert VOIDmode constants back to target's
7078 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7080 * doc/invoke.texi: Markup gcc as @command. Refer to
7081 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7082 of http://gcc.gnu.org/thanks.html.
7084 2002-01-08 Dale Johannesen <dalej@apple.com>
7086 * config/rs6000/rs6000.md: Add missing int register
7087 target case to movdf_low.
7089 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7091 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7092 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7093 (cppinit.o): Depend on except.h.
7094 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7095 s-specs): New rules.
7097 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7098 Don't create specs.h/options.h/gencheck.h here. Remove
7099 unnecessary variable settings from last argument of AC_OUTPUT.
7100 * config.in, configure: Regenerate.
7101 * intl.c: Hardcode package name as "gcc".
7103 * cppinit.c: Include except.h.
7104 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7106 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7107 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7108 (!)USING_SJLJ_EXCEPTIONS.
7109 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7111 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7113 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7114 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7115 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7116 documentation of obsolete macros.
7117 * system.h: Poison these macros.
7118 * config/d30v/d30v.h, config/ns32k/encore.h,
7119 config/stormy16/stormy16.h: Remove definitions and commented out
7120 definitions of obsolete macros.
7122 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7124 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7125 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7128 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7130 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7131 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7132 to insn adjusting stack/frame pointer.
7133 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7134 accept operands that cause the insn to be non-splittable.
7136 2002-01-08 Graham Stott <grahams@redhat.com>
7138 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7139 (C_TYPE_FIELDS_VOLATILE): Likewise.
7140 (C_TYPE_BEING_DEFINED): Likewise.
7141 (C_IS_RESERVED_WORD): Likewise.
7142 (C_TYPE_VARIABLE_SIZE): Likewise.
7143 (C_DECL_VARIABLE_SIZE): Likewise.
7144 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7145 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7146 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7148 (C_DECL_ANTICIPATED): Likewise.
7149 (c_build_type_variant): Add parenthesis.
7151 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7153 * gcc.c (option_map): Remove --version.
7154 (process_command): Handle -fversion following the GNU Coding
7155 Standards. Partially addresses PR other/704.
7157 2002-01-08 Graham Stott <grahams@redhat.com>
7159 * combine.c (combine_instructions): Fix typo.
7161 2002-01-08 Graham Stott <grahams@redhat.com>
7163 * debug.h: Use "tree" and "rtx" throughout.
7165 * debug.c: Likewise.
7167 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7169 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7170 constant pool, use the pool's version of the symbol instead.
7172 2002-01-07 Richard Henderson <rth@redhat.com>
7174 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7175 the original register was copied in a mode with a fewer number of
7176 hard registers than the desired mode.
7177 (copyprop_hardreg_forward_1): Likewise.
7178 (debug_value_data): Fix loop test.
7179 * toplev.c (parse_options_and_default_flags): Reenable
7180 -fcprop-registers at -O1.
7182 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7184 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7185 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7187 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7190 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7192 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7194 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7195 (pa_output_function_prologue): Output local label at the beginning of
7196 the prologue when profiling.
7197 (hppa_profile_hook): Use the local label rather than the function label.
7198 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7200 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7202 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7203 (altivec_expand_unop_builtin): Fix thinko.
7204 (altivec_expand_binop_builtin): Same.
7205 (altivec_expand_ternop_builtin): Same.
7206 (altivec_expand_builtin): Same.
7208 2002-01-07 Richard Henderson <rth@redhat.com>
7210 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7212 2002-01-07 Jason Merrill <jason@redhat.com>
7214 * unwind-dw2.c (execute_cfa_program): Use < again.
7216 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7218 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7220 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7222 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7223 Don't allow -1 - x -> ~x simplifications in the first pass.
7225 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7227 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7229 (altivec_expand_binop_builtin): Same.
7230 (altivec_expand_unop_builtin): Same.
7231 (print_operand): Fix typo.
7232 (bdesc_1arg): Add vupk* variants.
7234 * rs6000.h (rs6000_builtins): Add vupk* enums.
7236 * rs6000.md: Add altivec_vupk* variants.
7238 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7240 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7241 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7242 and last update dates.
7244 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7246 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7248 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7250 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7251 * config/avr/avr.h (CPP_SPEC): Likewise.
7252 (LINK_SPEC): Likewise.
7253 (CRT_BINUTILS_SPECS): Likewise.
7254 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7255 * doc/invoke.texi (AVR Options): Document them.
7257 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7259 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7262 2002-01-07 Graham Stott <grahams@redhat.com>
7264 * config/i386/i386.h: Update copyright date.
7265 (HALF_PIC_PTR): Add parenthesis.
7266 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7267 (CONSTANT_ALIGNMENT): Add parenthesis.
7268 (DATA_ALIGNMENT): Likewise.
7269 (LOCAL_ALIGNMENT): Likewise.
7270 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7271 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7272 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7273 (HARD_REGNO_NREGS): Add paranethesis.
7274 (VALID_SSE_REG_MODE): Whitespace.
7275 (VALID_MMX_REG_MODE): Whitespace.
7276 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7277 (ix86_hard_regno_mode_ok): Add parenthesis.
7278 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7279 (RETURN_IN_MEMORY): Whitespace.
7280 (N_REG_CLASSES): Add parenthesis.
7281 (INTEGER_CLASS_P): Add parenthesis and wrap.
7282 (FLOAT_CLASS_P): Likewise.
7283 (SSE_CLASS_P): Likewise.
7284 (MMX_CLASS_P): Likewise.
7285 (MAYBE_INTEGER_CLASS_P): Likewise.
7286 (MAYBE_FLOAT_CLASS_P): Likewise.
7287 (MAYBE_SSE_CLASS_P): Likewise.
7288 (MAYBE_MMX_CLASS_P): Likewise.
7289 (Q_CLASS_P): Likewise.
7290 (GENERAL_REGNO_P): Uppercase macro parameter.
7291 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7292 (FP_REGNO_P): Likewise.
7293 (ANY_FP_REGNO_P): Uppercase macro parameter.
7294 (SSE_REGNO_P): Likewise.
7295 (SSE_REGNO): Likewise.
7296 (SSE_REG_P): Likewise.
7297 (SSE_FLOAT_MODE_P): Likewise.
7298 (MMX_REGNO_P): Likewise.
7299 (MMX_REG_P):Likewise.
7300 (STACK_REG_P): Likewise.
7301 (NON_STACK_REG_P): Likewise.
7302 (STACK_TOP_P): Likewise.
7303 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7304 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7305 (SECONDARY_MEMORY_NEEDED): Likewise.
7306 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7307 (MD_ASM_CLOBBERS): Whitespace and wrap.
7308 (MUST_PASS_IN_STACK): Whitespace and wrap.
7309 (RETURN_POPS_ARGS): Add parenthesis.
7310 (INIT_CUMULATIVE_ARGS): Likewise.
7311 (FUNCTION_ARG): Likewise.
7312 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7313 (SETUP_INCOMING_VARARGS): Likewise.
7314 (BUILD_VA_LIST_TYPE): Add parenthesis.
7315 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7317 (EXPAND_BUILTIN_VA_ARG): Likewise.
7318 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7319 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7320 (INITIAL_ELIMINATION_OFFSET): Likewise.
7321 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7322 (REGNO_OK_FOR_BASE_P): Likewise.
7323 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7324 (REGNO_OK_FOR_DIREG_P): Likewise.
7325 (REG_OK_FOR_INDEX_P): Whitespace.
7326 (REG_OK_FOR_BASE_P): Whitespace.
7327 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7329 (FIND_BASE_TERM): Fix typo.
7330 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7331 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7332 (SYMBOLIC_CONST; Whitespace.
7333 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7334 (ENCODE_SECTION_INFO): Whitespace.
7335 (FINALIZE_PIC): Remove do { ... } while (0).
7336 (PROMOTE_MODE): Wrap in do { ... } while (0).
7337 (CONST_COSTS): Whitespace.
7338 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7339 (REGISTER_MOVE_COST): Add parenthesis.
7340 (MEMORY_MOVE_COST): Likewise.
7341 (EXTRA_CC_MODES): Whitespace.
7342 (SELECT_CC_MODE): Add parenthesis and whitespace.
7343 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7344 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7345 (ASM_OUTPUT_LABEL): Add paramethesis.
7346 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7347 (ASM_OUTPUT_REG_POP): Likewise.
7348 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7349 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7351 * config/i386/i386.c: Update copyright.
7352 (CHECK_STACK_LIMIT): Add parenthesis.
7353 (AT_BP): Uppercase macro parameter.
7354 (x86_64_int_parameter_registers): Constify.
7355 (x86_64_int_return_registers): Likewise.
7356 (ix86_compare_op0): Use rtx.
7357 (construct_container): Constify INTREG parameter.
7358 (function_arg): Use rtx.
7360 * diagnostic.h: Update copyright date.
7361 (output_buffer_state): Add parenthesis.
7362 (output_buffer_format_args): Likewise.
7364 * combine.c (combine_instructions): Replace XEXP (links, 0)
7367 2002-01-06 H.J. Lu <hjl@gnu.org>
7369 * cfgcleanup.c (thread_jump): Fix 2 typos.
7371 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7373 * config.gcc: Add support for --enable-altivec.
7375 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7377 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7379 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7381 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7382 __objc_class_name_*.
7384 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7386 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7388 2002-01-06 Richard Henderson <rth@redhat.com>
7390 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7391 nop them out. Increment label reference count for REG_LABEL.
7392 (fill_slots_from_thread): Frob label reference count around
7393 delete_related_insns.
7395 2002-01-05 Richard Henderson <rth@redhat.com>
7397 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7400 2002-01-05 Richard Henderson <rth@redhat.com>
7402 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7403 * integrate.c (output_inline_function): Likewise.
7404 * toplev.c (rest_of_compilation): Do it here instead. Move call
7405 to remove_unnecessary_notes after emitting abstract instance.
7406 Force an emitted nested function to have its parent emited as well.
7407 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7409 (rtl_for_decl_location): Do not look at reload data structures
7410 before reload has run.
7412 2002-01-05 Kazu Hirata <kazu@hxi.com>
7414 * cse.c: Fix formatting.
7415 * dwarf2asm.c: Likewise.
7416 * dwarf2out.c: Likewise.
7417 * explow.c: Likewise.
7418 * expmed.c: Likewise.
7419 * function.c: Likewise.
7421 * gencheck.c: Likewise.
7422 * genrecog.c: Likewise.
7423 * ggc-common.c: Likewise.
7424 * ggc-page.c: Likewise.
7425 * global.c: Likewise.
7427 2002-01-05 Kazu Hirata <kazu@hxi.com>
7429 * combine.c: Fix formatting.
7431 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7434 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7436 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7438 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7439 as 1 for __powerpc64__ as well.
7441 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7443 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7446 2002-01-05 Daniel Berlin <dan@dberlin.org>
7448 * lcm.c: Revert change, due to performance regression it causes on
7449 SPEC because it's slightly more conservative (sigh, I hate
7452 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7454 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7456 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7458 * doc/cppinternals.texi: Update.
7460 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7462 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7463 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7465 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7466 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7467 kludge for pre-october-14th mmix versions to handle new-found bug
7468 with PUSHJ/PUSHGO and the register stack.
7469 * config/mmix/mmix.h (struct machine_function): Rename member
7470 has_call_value_without_parameters to has_call_without_parameters.
7471 All referers changed.
7472 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7473 TARGET_MASK_BRANCH_PREDICT): New macros.
7474 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7475 -mno-reg-stack-fill-bug-workaround.
7476 * config/mmix/mmix.md ("call"): Set struct machine member
7477 has_call_without_parameters.
7479 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7481 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7483 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7485 * cfgcleanup.c: Include tm_p.h
7486 (mark_effect): Fix handling of hard register; fix handling of SET
7488 2002-01-04 Kazu Hirata <kazu@hxi.com>
7490 * config/h8300/h8300.md (anonymous patterns): Check that
7491 operands are registers before using REGNO on them.
7493 2002-01-03 Roland McGrath <roland@frob.com>
7495 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7497 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7499 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7500 * c-common.h (genrtl_expr_stmt_value): Likewise.
7501 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7502 (expand_expr_stmt_value): Add maybe_last argument.
7503 Don't warn about statement with no effect if it is the last statement
7504 in expression statement.
7505 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7506 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7507 expand_expr_stmt_value.
7508 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7509 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7510 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7511 as maybe_last to expand_expr_stmt_value.
7513 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7515 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7516 be passed in, do not build it.
7517 (c_begin_if_stmt): New function.
7518 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7519 * c-common.h (c_expand_start_cond): Update prototype.
7520 (c_begin_if_stmt): Prototype new function.
7521 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7522 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7523 c_begin_while_stmt and c_finish_while_stmt_cond.
7525 2002-01-04 William Cohen <wcohen@redhat.com>
7527 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7528 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7529 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7530 * config/pa/som.h (ASM_FILE_START): Likewise.
7532 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7534 * lcm.c: Include df.h.
7535 Add available_transfer_function prototype.
7536 (compute_available): Rework to use iterative dataflow framework.
7537 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7538 with bb_info in df.h
7539 (available_transfer_function): New function.
7541 * Makefile.in (lcm.o): add df.h to dependencies.
7543 2002-01-04 Richard Henderson <rth@redhat.com>
7545 * config/alpha/alpha.c (some_operand): Accept HIGH.
7546 (input_operand): Likewise; accept simple references to globals.
7547 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7548 (alpha_const_double_ok_for_letter_p): Likewise.
7549 (alpha_extra_constraint): Likewise.
7550 (alpha_preferred_reload_class): Likewise. Do not force
7551 symbolic constants to memory.
7552 (alpha_legitimate_address_p): Accept simple references
7553 to small_symbolic_operand.
7554 (alpha_legitimize_address): New arg scratch. Be prepared to be
7555 called when no_new_pseudos. Emit simple symbolic references.
7556 Split integers into low, high, and rest.
7557 (alpha_expand_mov): Use alpha_legitimize_address.
7558 (some_small_symbolic_mem_operand): New.
7559 (split_small_symbolic_mem_operand): New.
7560 * config/alpha/alpha-protos.h: Update.
7561 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7562 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7563 (EXTRA_CONSTRAINT): Likewise.
7564 (PREFERRED_RELOAD_CLASS): Likewise.
7565 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7566 (PREDICATE_CODES): Update.
7567 * config/alpha/alpha.md: New post-reload splitters to convert
7568 simplfied symbolic operands to the form that references $29.
7569 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7570 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7572 2002-01-03 Richard Henderson <rth@redhat.com>
7574 * local-alloc.c (function_invariant_p): Update commentary.
7576 2002-01-04 H.J. Lu <hjl@gnu.org>
7578 * toplev.c (rest_of_compilation): Fix a typo when calling
7581 2002-01-03 Kazu Hirata <kazu@hxi.com>
7583 * c-common.c: Fix formatting.
7584 * diagnostic.c: Likewise.
7585 * doloop.c: Likewise.
7586 * dwarf2out.c: Likewise.
7588 2002-01-03 Kazu Hirata <kazu@hxi.com>
7590 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7591 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7593 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7595 * cpperror.c: Update comments and copyright.
7596 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7597 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7599 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7601 * collect2.c (main): Use strcmp when testing for "-shared".
7603 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7605 * cppmacro.c: Don't include intl.h. Update comments.
7606 (new_number_token): Allocate enough buffer for 64-bit unsigned
7607 integers; update prototype.
7608 * cppmain.c: Update comments.
7610 2002-01-03 William Cohen <wcohen@redhat.com>
7612 * function.h (struct function): Add profile.
7613 (current_function_profile): New.
7614 doc/extend.texi: Update documentation.
7615 * final.c (final_start_function): Use current_function_profile
7616 instead of profile_flag.
7617 (profile_after_prologue): Likewise.
7618 * function.c (expand_function_start): Likewise.
7619 (expand_function_start): Likewise.
7620 * config/alpha/alpha.c (direct_call_operand):
7621 (alpha_does_function_need_gp): Likewise.
7622 (alpha_expand_prologue): Likewise.
7623 * config/arm/arm.c (arm_expand_prologue): Likewise.
7624 thumb_expand_prologue: Likewise.
7625 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7626 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7627 (fr30_expand_prologue): Likewise.
7628 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7629 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7630 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7631 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7632 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7633 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7634 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7635 (m32r_expand_prologue): Likewise.
7636 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7637 (m88k_expand_prologue): Likewise.
7638 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7639 * config/mips/mips.c (compute_frame_size): Likewise.
7640 (mips_expand_prologue): Likewise.
7641 (mips_can_use_return_insn): Likewise.
7642 * config/pa/elf.h (ASM_FILE_START): Likewise.
7643 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7644 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7645 * config/pa/som.h (ASM_FILE_START): Likewise.
7646 * config/romp/romp.c (romp_using_r14): Likewise.
7647 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7648 (rs6000_stack_info): Likewise.
7649 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7650 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7651 * config/v850/v850.c (compute_register_save_size): Likewise.
7653 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7655 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7656 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7658 2002-01-03 Turly O'Connor <turly@apple.com>
7660 * darwin.c (machopic_output_possible_stub_label): Don't generate
7661 stub routines for pseudo-stubs which we've just defined.
7663 2002-01-03 Kazu Hirata <kazu@hxi.com>
7665 * builtins.c: Fix formatting.
7666 * c-typeck.c: Likewise.
7667 * combine.c: Likewise.
7671 2002-01-03 Andreas Schwab <schwab@suse.de>
7673 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7674 and return true if _cpp_push_next_buffer pushed a new include
7676 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7677 _cpp_pop_file_buffer did not push a new file.
7678 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7680 2002-01-02 Eric Christopher <echristo@redhat.com>
7682 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7683 FIND_REG_INC_NOTE call. Update copyright.
7684 * loop.c (canonicalize_condition): Ditto.
7685 * reorg.c (delete_scheduled_jump): Ditto.
7687 2002-01-03 Kazu Hirata <kazu@hxi.com>
7689 * gcse.c: Fix formatting.
7691 2002-01-03 Graham Stott <grahams@redhat.com>
7693 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7694 forward defs for struct tags rtx_def, union_tree, rtvec_def
7695 also output corresponding typedefs for rtx, tree, and rtvec.
7697 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7698 rtvec_def along with corresponding typedefs for rtx, tree, and
7699 rtvec to config.h, hconfig.h, tconfig.h.
7701 2002-01-03 Graham Stott <grahams@redhat.com>
7703 * tree.h: Update copyright date.
7704 (IS_EXPR_CODE_CLASS): Add parenthesis.
7705 (TREE_SET_CODE): Add whitespace.
7706 (TREE_CHECK): Add parenthesis.
7707 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7708 (CST_OR_CONSTRUCTOR_CHECK):
7709 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7710 (TREE_SYMBOL_REFERENCED): Whitespace.
7711 (INT_CST_LT): Likewise.
7712 (INT_CST_LT_UNSIGNED): Likewise.
7713 (tree_real_cst): Unwrap comment.
7714 (tree_string): Likewise.
7715 (tree_complex): Likewise.
7716 (IDENTIFIER_POINTER): correct cast.
7717 (SAVE_EXPR_CONTEXT): Whitespace.
7718 (EXPR_WFL_FILENAME_NODE): Likewise.
7719 (EXPR_WFL_FILENAME): Remove parenthesis.
7720 (DECL_ORIGIN): Add parenthesis.
7721 (DECL_FROM_INLINE): Use NULL_TREE.
7722 (build_int_2): Whitespace.
7723 (build_type_variant): Add parenthesis.
7725 * gcc/jcf-parse.c: Update copyright date.
7726 (yyparse): Constify resource_filename.
7728 2002-01-03 Graham Stott <grahams@redhat.com>
7730 * rtl.h: Update copyright date.
7731 (RTL_CHECK1): Wrap long line.
7732 (RTL_CHECK2): Likewise.
7733 (RTL_CHECKC1): Wrap long line and whitespace.
7734 (RTL_CHECKC2): Likewise.
7735 (XWINT): Whitespace.
7741 (XBITMAP): Likewise.
7752 (X0BITMAP): Likewise.
7754 (X0BBDEF): Likewise.
7755 (X0ADVFLAGS): Likewise.
7756 (X0CSELIB): Likewise.
7757 (X0MEMATTR): Likewise.
7765 (XCBITMAP): Likewise.
7767 (XCBBDEF): Likewise.
7768 (XCADVFLAGS): Likewise.
7769 (XCCSELIB): Likewise.
7771 (INSN_UID): Likewise.
7772 (PREV_INSN): Likewise.
7773 (PATTERN): Likewise.
7774 (INSN_CODE): Likewise.
7775 (PUT_REG_NOTE_KIND): Likewise.
7776 (CODE_LABEL_NUMBER): Likewise.
7777 (NOTE_SOURCE_FILE): Likewise.
7778 (NOTE_BLOCK): Likewise.
7779 (NOTE_EH_HANDLER): Likewise.
7780 (NOTE_RANGE_INFO): Likewise.
7781 (NOTE_LIVE_INFO): Likewise.
7782 (NOTE_BASIC_BLOCK): Likewise.
7783 (NOTE_EXPECTED_VALUE): Likewise.
7784 (NOTE_LINE_NUMBER): Likewise.
7785 (LABEL_NAME): Likewise.
7786 (LABEL_NUSES): Likewise.
7787 (LABEL_ALTERNATE_NAME): Likewise.
7788 (ADDRESSOF_DECL): Likewise.
7789 (JUMP_LABEL): Likewise.
7790 (LABEL_NEXTREF): Likewise.
7792 (ORIGINAL_REGNO: Likewise.
7793 (HARD_REGISTER_NUM_P): Add parenthesis.
7794 (SUBREG_REG): Whitespace.
7795 (SUBREG_BYTE): Likewise.
7796 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7797 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7798 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7799 (ASM_OPERANDS_INPUT_VEC): Likewise.
7800 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7801 (ASM_OPERANDS_INPUT): Likewise.
7802 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7803 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7804 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7805 (ASM_OPERANDS_INPUT_MODE): Likewise.
7806 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7807 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7808 (MEM_SET_IN_STRUCT_P): Minor reformat.
7809 (TRAP_CONDITION): Whitespace.
7810 (TRAP_CODE): Likewise.
7811 (COND_EXEC_TEST): Likewise.
7812 (COND_EXEC_CODE): Likewise.
7813 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7814 (PHI_NODE_P): Add parenthesis.
7815 (plus_constant): Whitespace and add parenthesis.
7817 2002-01-03 Kazu Hirata <kazu@hxi.com>
7819 * config/avr/avr.c: Fix comment typos.
7820 * config/c4x/c4x.md: Likewise.
7821 * config/dsp16xx/dsp16xx.h: Likewise.
7822 * config/dsp16xx/dsp16xx.md: Likewise.
7823 * config/i386/i386.md: Likewise.
7824 * config/ia64/ia64.c: Likewise.
7825 * config/m32r/m32r.h: Likewise.
7826 * config/m68hc11/m68hc11.md: Likewise.
7827 * config/mmix/mmix.c: Likewise.
7828 * config/mn10200/mn10200.c: Likewise.
7829 * config/romp/romp.c: Likewise.
7830 * config/sh/sh.c: Likewise.
7831 * config/stormy16/stormy16.c: Likewise.
7832 * config/stormy16/stormy16.h: Likewise.
7833 * config/stormy16/stormy16.md: Likewise.
7835 2002-01-03 Graham Stott <grahams@redhat.com>
7837 * loop.h: Update copyright date.
7838 (LOOP_MOVABLES): Fix typo.
7839 (LOOP_REGS): Likewise.
7840 (LOOP_IVS): Likewise.
7842 2002-01-03 Graham Stott <grahams@redhat.com>
7844 * cppinit.c: Update copyright date.
7845 Don't include output.h
7846 * Makefile.in: Update copyright date.
7849 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7852 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7853 (-pthread) Add to RS/6000 options.
7855 2002-01-02 Kazu Hirata <kazu@hxi.com>
7857 * except.c: Fix comment typos.
7859 * varasm.c: Likewise.
7860 * doc/tm.texi: Fix a typo.
7862 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7864 * c-typeck.c (output_init_element): Allow initializing static storage
7865 duration objects with compound literals.
7867 2002-01-02 Richard Henderson <rth@redhat.com>
7869 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7872 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7874 * gcc.c (default_compilers): Const-ify.
7875 * mips-tdump.c (stab_names): Likewise.
7876 * mips-tfile.c (map_coff_types, map_coff_storage,
7877 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7878 pseudo_ops_t, pseudo_ops): Likewise.
7879 * protoize.c (default_include): Likewise
7881 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7882 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7883 Add array size in declaration.
7884 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7885 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7886 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7887 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7888 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7889 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7890 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7891 emtens, make_nan): Const-ify.
7892 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7893 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7895 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7897 * config.gcc (ia64-*-*): Set extra_headers.
7898 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7899 * config/alpha/t-osf: Remove.
7900 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7902 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7904 * config/rs6000/t-aix43: Revert previous change.
7906 2002-01-02 Jason Merrill <jason@redhat.com>
7908 * c-decl.c (c_expand_body): Call outlining_inline_function when
7909 emitting an inline function out of line.
7911 2002-01-02 Richard Henderson <rth@redhat.com>
7913 * dwarf2out.c (limbo_die_node): Add created_for member.
7914 (new_die): New argument created_for. Update all callers.
7915 (mark_limbo_die_list): New.
7916 (dwarf2out_init): Register limbo_die_list as a root.
7917 (dwarf2out_finish): Force insert limbo dies into their function
7920 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7923 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7925 2002-01-02 Kazu Hirata <kazu@hxi.com>
7927 * config/h8300/fixunssfsi.c: Update copyright.
7930 * config/h8300/h8300.c: Update copyright.
7933 2002-01-02 Kazu Hirata <kazu@hxi.com>
7935 * config/romp/romp.c: Fix comment formatting.
7936 * config/romp/romp.h: Likewise.
7937 * config/romp/romp.md: Likewise.
7938 * config/s390/s390.c: Likewise.
7939 * config/stormy16/stormy16.c: Likewise.
7940 * config/stormy16/stormy16.h: Likewise.
7942 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7944 * c-common.h (genrtl_expr_stmt_value): Declare.
7945 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7946 (genrtl_goto_stmt_value): ... this new function. Pass new
7947 argument down to expand_expr_stmt_value, taking
7948 TREE_ADDRESSABLE into account.
7949 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7950 STMT_EXPR as addressable, i.e., one whose result we want.
7951 * expr.c (expand_expr): Don't save expression statement value
7952 of labeled_blocks or loop_exprs.
7953 * stmt.c (expand_expr_stmt): Redirect to...
7954 (expand_expr_stmt_value): ... this new function. Use new
7955 argument to tell whether to save expression value.
7956 (expand_end_stmt_expr): Reset last_expr_type and
7957 last_expr_value if we don't have either.
7958 * tree-inline.c (declare_return_variable): Mark its use
7959 statement as addressable.
7960 * tree.h: Document new use of TREE_ADDRESSABLE.
7961 (expand_expr_stmt_value): Declare.
7963 2002-01-01 Tom Rix <trix@redhat.com>
7965 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
7966 rs6000_emit_allocate_stack.
7968 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
7970 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
7971 ${srcdir}/ginclude/ to every entry in extra_headers.
7972 * configure: Regenerate.
7973 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
7974 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
7975 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
7976 * ginclude/proto.h: Rename to config/convex/proto.h.
7978 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7980 * attribs.c (handle_vector_size_attribute): Use host_integerp
7981 and tree_int_cst; remove warnings.
7982 * caller-save.c (insert_restore): Add cast to get rid of warning.
7983 (insert_save): Likewise.
7984 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
7985 * regmove.c (find_matches): Add temporary var to kill a warning.
7987 2002-01-01 Douglas B Rupp <rupp@gnat.com>
7989 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
7990 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
7991 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
7992 (vms-dwarf2eh.o): Add Makefile rule.
7993 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
7994 * config/alpha/vms-dwarf2eh.asm: New file.
7996 * gcc.c (delete_if_ordinary): Delete all versions.
7998 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8000 * config/mmix/mmix.md: Update FIXME to not mention
8002 (MMIX_rJ_REGNUM): New define_constants constant.
8003 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8004 "*movdicc_real"): Adjust contraints formatting.
8005 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8006 for branch prediction.
8007 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8009 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8010 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8011 number. Delete related FIXMEs.
8012 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8013 from number to MMIX_rJ_REGNUM.
8014 (TARGET_MASK_BRANCH_PREDICT): New.
8015 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8016 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8017 value. Add -mbranch-predict and -mno-branch-predict.
8018 (TARGET_VERSION): Drop date.
8019 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8020 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8021 for finding out global symbols.
8022 (mmix_asm_output_labelref): Revert condition for global symbol.
8023 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8024 (mmix_print_operand_punct_valid_p): A '+' is valid.
8026 See ChangeLog.6 for earlier changes.