1 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
6 2002-03-21 Tom Tromey <tromey@redhat.com>
8 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
10 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
14 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
16 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
17 Richard Henderson <rth@redhat.com>
20 * c-common.c (c_expand_expr): Preserve result of a statement
23 2002-03-21 Jakub Jelinek <jakub@redhat.com>
26 * genrecog.c (maybe_both_true_mode): Remove.
27 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
28 * machmode.def (Pmode): Likewise.
30 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
32 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
33 (nonlocal_mentioned_p_1): New function.
34 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
35 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
36 (mark_constant_function): Recognize pure functions.
37 * rtl.h (global_reg_mentioned_p): New prototype.
38 * rtlanal.c (global_reg_mentioned_p,
39 global_reg_mentioned_p_1): New function.
41 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
43 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
45 * fixinc/fixincl.x: Regenerate.
47 2002-03-20 Jason Merrill <jason@redhat.com>
49 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
51 2002-03-20 Michael Meissner <meissner@redhat.com>
53 * doc/invoke.texi (Optimize Options): Document that -O2 sets
56 2002-03-20 Bob Wilson <bob.wilson@acm.org>
58 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
59 ".literal_position" directive before the constant pool.
61 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
63 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
65 Add Brad Lucier to testers.
67 2002-03-20 Jakub Jelinek <jakub@redhat.com>
70 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
72 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
73 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
74 instead of insn_extract.
76 2002-03-20 Jakub Jelinek <jakub@redhat.com>
79 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
81 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
82 stmt if some case has been output.
84 2002-03-20 Jakub Jelinek <jakub@redhat.com>
87 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
88 movsfcc_1, movdfcc_1): Add %O2.
89 * config/i386/i386.c (print_operand): Handle %ON.
90 Print . before float condition codes in Sun as cmov syntax.
91 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
92 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
95 2002-03-20 Philip Blundell <pb@nexus.co.uk>
97 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
98 return instruction if PC was popped.
100 2002-03-20 Bob Wilson <bob.wilson@acm.org>
102 * config/xtensa/xtensa.md: Remove unused type attributes.
103 (adddi_carry, subddi_carry): Change type attribute to "multi".
105 2002-03-19 Dale Johannesen <dalej@apple.com>
107 PR optimization/5999, middle-end/5731
108 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
109 multiplications by reciprocals.
111 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
113 * Makefile.in: Update.
114 * c-common.c: Include langhooks.h.
115 (inline_forbidden_p): Use new hook.
116 * diagnostic.c: Include langhooks.h.
117 (format_with_decl, announce_function,
118 default_print_error_function): Use new hook.
119 * dwarf2out.c (dwarf2_name): Use new hook.
120 * function.c: Include langhooks.h.
121 (init_function_start): Use new hook.
122 * langhooks-def.h (lhd_decl_printable_name): New.
123 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
124 (LANGHOOKS_INITIALIZER): Update.
125 * langhooks.c (lhd_decl_printable_name): New.
126 * langhooks.h (struct lang_hooks): New hook.
127 * toplev.c (decl_name, decl_printable_name): Remove.
128 (open_dump_file): Use new hook.
129 (process_options): Remove old hook.
130 * tree.h (decl_printable_name): Remove.
132 * objc-act.c (objc_init): Remove old hook.
133 (objc_printable_name): Export.
134 * objc-act.h (objc_printable_name): New.
135 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
137 2002-03-19 Jim Blandy <jimb@redhat.com>
139 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
140 the start_source_file debug hook, not the current line number.
142 2002-03-19 Richard Henderson <rth@redhat.com>
144 * flow.c (EH_USES): Provide default.
145 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
146 * doc/tm.texi (EH_USES): New.
148 * config/ia64/ia64.c (ia64_eh_uses): New.
149 * config/ia64/ia64-protos.h: Update.
150 * config/ia64/ia64.h (EH_USES): New.
152 2002-03-19 Richard Henderson <rth@redhat.com>
154 * varasm.c (output_constant_def): Fix stupid typo.
156 2002-03-19 Richard Henderson <rth@redhat.com>
159 * except.c (current_function_has_exception_handlers): New.
160 * except.h: Declare it.
161 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
162 Combine tests that disable all sibcalls for the function.
164 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
166 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
169 2002-03-19 Richard Henderson <rth@redhat.com>
172 * config/ia64/ia64.c: Revert 2002-03-01 patch.
173 * config/ia64/ia64.h (INIT_EXPANDERS): New.
175 2002-03-19 Jim Blandy <jimb@redhat.com>
177 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
178 name, even if the replacement list contains no tokens, as required
181 2002-03-19 Jason Merrill <jason@redhat.com>
183 * varasm.c (globalize_decl): Get the name from the RTL, not
186 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
188 2002-03-19 Bob Wilson <bob.wilson@acm.org>
190 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
191 subdi_carry): Define.
193 2002-03-19 David Edelsohn <edelsohn@gnu.org>
195 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
196 about -fpic/-fPIC if extra_warnings set.
198 2002-03-19 David Edelsohn <edelsohn@gnu.org>
200 * expr.c (expand_expr): Sign-extend CONST_INT generated from
202 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
204 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
206 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
207 in favor of SP if FRAME_POINTER_REQUIRED is false.
209 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
211 * emit-rtl.c (gen_int_mode): New function.
212 * rtl.h: Prototype for it.
213 * combine.c (make_extraction, simplify_comparison), expmed.c
214 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
215 (convert_modes, store_field), optabs.c (expand_fix),
216 simplify-rtx.c (neg_const_int, simplify_unary_real),
218 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
219 Use it instead of GEN_INT (trunc_int_for_mode (...)).
221 2002-03-19 Jakub Jelinek <jakub@redhat.com>
224 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
225 convert_parm_for_inlining.
226 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
228 * langhooks-def.h: Likewise.
229 * objc/objc-lang.c: Likewise.
230 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
232 * tree-inline.c (initialize_inlined_parameters):
233 Call convert_parm_for_inlining lang hook if needed.
234 * c-typeck.c (c_convert_parm_for_inlining): New function.
235 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
237 2002-03-18 Mark Mitchell <mark@codesourcery.com>
239 * calls.c (precompute_arguments): Do not assume that temporaries
240 can be destroyed after expanding the argument.
241 (expand_call): Likewise.
243 2002-03-15 Eric Christopher <echristo@redhat.com>
245 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
246 Fix register preference on last change.
247 * config/mips/mips.c (mips_return_in_memory): New function.
248 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
249 * config/mips/mips-protos.h: Declare.
250 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
251 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
253 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
255 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
257 (anddi3, iorsi3): Likewise.
259 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
260 use %gprel for symbols that are going to be placed in linkonce
263 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
264 RETURN_ADDRESS_POINTER_REGNUM to $ra.
265 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
266 not needed. Disregard leaf_function_p().
267 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
268 mips16 frame pointer.
269 * config/mips/mips.md (store ra): Only to small SP offsets.
270 2001-08-22 Graham Stott <grahams@redhat.com>
271 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
272 return a REG rtx for the return address register.
274 2002-03-18 Bob Wilson <bob.wilson@acm.org>
276 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
277 constant-pool addresses as "mode-dependent".
278 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
280 2002-03-18 Jakub Jelinek <jakub@redhat.com>
283 * expr.c (emit_group_load): Use extract_bit_field if
284 needed for CONCAT arguments.
286 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
289 * arm.md (tablejump): Make this a define_expand. For PIC add the
290 offset to the base of the table.
291 (thumb_tablejump): Matcher for Thumb tablejump insn.
292 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
293 as the difference of two labels.
294 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
295 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
297 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
298 * arm.c (get_jump_table_size): If the table is not in the text
299 section, return zero.
301 2002-03-18 Bernd Schmidt <bernds@redhat.com>
303 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
305 (arm_reload_out_hi): Use gen_lowpart instead of
306 gen_rtx_SUBREG to access QImode components.
307 * config/arm/arm.md: Disable zero_extend split for QImode
308 subregs in BIG_ENDIAN mode.
309 (storehi_bigend): Match use of least significant byte.
310 (storeinthi): Remove extraneous SUBREG.
311 Add missing construction of operands[2].
312 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
313 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
314 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
316 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
318 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
321 2002-03-17 Richard Henderson <rth@redhat.com>
323 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
326 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
328 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
329 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
331 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
333 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
335 * predict.c (estimate_bb_frequencies): Delete unused variables.
337 2002-03-17 Richard Henderson <rth@redhat.com>
339 * config/ia64/ia64.c (ia64_attribute_table): Move before
340 targetm definition. Make static.
342 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
344 * c-common.h (yyparse, c_common_parse_file): New.
345 * c-lang.c: Include c-common.h.
346 (LANG_HOOKS_PARSE_FILE): Redefine.
347 * c-lex.c: Include c-common.h.
348 (yyparse): Rename c_common_parse_file. Call yyparse.
349 * c-parse.in (yyparse): Remove macro.
350 * c-tree.h (yyparse_1): Remove.
351 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
352 (LANG_HOOKS_INITIALIZER): Update.
353 * langhooks.h (struct lang_hoooks): New hook parse_file.
354 * toplev.c (compile_file): Use parse_file hook.
355 * tree.h (yyparse): Remove.
356 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
358 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
360 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
361 float_truncate, not fix.
362 ("*truncdfsf2_real"): Ditto.
363 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
365 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
367 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
369 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
370 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
371 where appropriate. Make the second reference to
372 leaf_function_p a function call, as intended. Reindented.
374 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
375 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
377 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
378 add register to non-constant into sp.
380 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
381 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
382 (mips16_gp_pseudo_rtx): Lose.
383 (INIT_EXPANDERS): Deleted.
384 * config/mips/mips.c (mips_init_machine_status): New.
385 (mips_free_machine_status): New.
386 (mips_mark_machine_status): New.
387 (override_options): Set them.
388 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
389 (struct machine_function): ... new. Replaced all references.
390 (mips_add_gc_roots): Don't mark them.
391 (embedded_pic_fnaddr_reg): New, extracted from...
392 (embedded_pic_offset): ... here.
393 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
396 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
398 * cppinit.c: Revert -MD removal.
400 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
402 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
403 soft registers by default for 68HC12.
404 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
405 when compiling with -fomit-frame-pointer.
406 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
407 (expand_epilogue): Likewise.
408 (m68hc11_gen_rotate): Use exg when rotating by 8.
410 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
412 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
413 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
414 (splits): Remove unused add splits.
415 ("*addhi3_68hc12"): Tune constraints.
416 ("addhi_sp"): Try to use X instead of Y in all cases and if the
417 constant fits in 8-bits and D is dead use abx/aby instructions.
418 ("*addhi3"): Remove extern declaration of ix_reg.
419 ("*subsi3"): Optimize and provide new split.
421 ("*subhi3_sp"): Avoid saving X if we know it is dead.
422 (arith splits): For 68hc12 save the address register on the stack
423 and do the arithmetic operation with a pop.
425 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
427 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
428 allocating QImode in address registers.
429 ("*movqi_m68hc11"): Likewise.
431 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
433 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
435 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
437 * cppinit.c (print_help): Display -MD and -MMD.
438 Don't display usage string. Update assertion syntax and
440 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
441 (cpp_handle_option): Update.
443 2002-03-15 Chris Demetriou <cgd@broadcom.com>
445 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
446 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
447 and define it so that regardless of target CPU size,
448 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
449 of "int" rather than "long."
451 2002-03-15 Richard Henderson <rth@redhat.com>
453 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
456 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
458 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
459 ("tstqi" split): Avoid using memory for tstqi on address register.
460 (splits): Remove constraints.
461 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
462 ("cmpdf", "cmpsf"): Remove since not used.
463 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
464 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
466 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
468 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
469 ("neghi2"): Tighten constraints.
470 ("one_cmplsi2"): Optimize and simplify split.
471 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
473 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
475 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
476 and split of AND operation to clear the upper bits.
477 ("*logicalsi3_zextqi"): Likewise.
478 ("*logicallhi3_zexthi_ashift8"): Likewise.
479 ("*logicalsi3_silshr16"): Likewise.
480 ("logicalsi3_silshl16"): Likewise.
481 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
483 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
485 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
486 (m68hc11_indirect_p): New function.
487 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
488 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
490 (asm_print_register): Likewise.
491 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
492 (m68hc11_indirect_p): Declare.
493 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
494 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
495 (TARGET_SWITCHES): New option -mrelax.
496 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
498 ("iorsi3", "xorsi3"): Likewise.
499 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
500 ("*andhi3_mem"): New to handle destination in memory with bclr
501 and a scratch register.
502 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
503 ("*andhi3_const"): New when operand2 is constant.
504 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
505 ("*andhi3_gen"): Cleanup of the old "andhi3".
506 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
507 ("xorqi3"): Update constraints.
509 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
511 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
512 for reg_equiv_memory_loc when the operand is a register that does
513 not get a hard register (stack location).
514 (tst_operand): After reload, accept all memory operand.
515 (symbolic_memory_operand): Fix detection of symbolic references.
516 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
517 accept symbols and any constant.
519 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
521 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
522 note on the insn that sets the soft frame register.
523 (must_parenthesize): ix and iy are also reserved names.
524 (print_operand_address): One more place where parenthesis are required
525 to avoid confusion with register names.
526 (m68hc11_gen_movhi): Allow push of stack pointer.
527 (m68hc11_check_z_replacement): Fix handling of parallel with a
529 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
530 the replacement register is.
531 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
533 (MODES_TIEABLE_P): All modes are tieable except QImode.
535 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
537 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
538 (___subdi3): Likewise.
539 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
540 (__map_data_section): Optimize 68hc11 case.
542 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
544 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
545 than a shift to avoid adding a register with itself.
546 (m68hc11_memory_move_cost): Take into account NO_REGS.
547 (m68hc11_register_move_cost): Update and use memory move cost
549 (m68hc11_address_cost): Make cost of valid offset not 0 so that
550 it gives more opportunities to cse to optimize.
551 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
552 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
554 2002-03-15 Mark Mitchell <mark@codesourcery.com>
556 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
557 * c-common.def (CLEANUP_STMT): New tree node.
558 * c-common.h (CLEANUP_DECL): New macro.
559 (CLEANUP_EXPR): Likewise.
560 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
561 * expr.c (expand_expr): Tidy.
562 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
563 * tree-inline.c (initialize_inlined_parameters): Clean up
566 2002-03-15 Jakub Jelinek <jakub@redhat.com>
569 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
570 before movrXX only, use reg_overlap_mentioned_p.
571 Only special case NE if just one insn can be generated.
573 2002-03-15 Jason Merrill <jason@redhat.com>
575 * varasm.c (assemble_variable): Call resolve_unique_section before
576 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
579 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
582 * arm.md (split pattern for thumb shiftable immediates): Add comment
583 explaining non-obvious test.
585 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
588 * arm.md (movaddr, movaddr_insn): Delete.
590 2002-03-15 Jason Merrill <jason@redhat.com>
592 * toplev.c (wrapup_global_declarations): Clarify variable handling.
593 -fkeep-static-consts doesn't apply to comdats.
595 2002-03-14 Richard Henderson <rth@redhat.com>
597 * c-decl.c: Include c-pragma.h.
598 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
599 (finish_function): Tidy.
600 * c-pragma.c: Include c-common.h.
601 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
602 (handle_pragma_weak): Use them.
603 (init_pragma): Register pending_weaks.
604 * c-pragma.h (maybe_apply_pragma_weak): Declare.
605 * print-tree.c (print_node): Print DECL_WEAK.
606 * varasm.c (mark_weak_decls): Remove.
607 (remove_from_pending_weak_list): Remove.
609 (asm_emit_uninitialised): Call globalize_decl for weak commons.
610 (weak_decls): Make a tree_list.
611 (declare_weak): Cons weak_decls directly.
612 (globalize_decl): Remove weak_decls elements directly.
613 (weak_finish): Simplify weak_decls walk. Don't weaken unused
614 symbols. Don't pretend to handle aliases.
615 (init_varasm_once): Update weak_decls registry.
616 * Makefile.in: Update dependencies.
618 2002-03-14 Richard Henderson <rth@redhat.com>
621 * config/ia64/ia64.c: Include tm_p.h last.
622 (gen_nop_type): Remove duplicate definition.
623 (cycle_end_fill_slots): Set sched_data for second L slot.
624 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
625 (nop_cycles_until): Fix typos.
627 2002-03-15 Jakub Jelinek <jakub@redhat.com>
630 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
632 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
634 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
635 descriptors correctly.
637 2002-03-14 Michael Meissner <meissner@redhat.com>
639 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
640 100, allowing MAX_UNROLLED_INSNS to be overridden.
642 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
645 * unroll.c (params.h): Include.
646 (MAX_UNROLLED_INSNS): Delete, now in params.h.
648 * doc/invoke.texi (--param max-unroll-insns): Document.
650 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
652 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
654 * arm.md: Fix warnings about constraints in peepholes and splits.
656 2002-03-14 Zack Weinberg <zack@codesourcery.com>
658 * cpphash.h (struct lexer_state): Remove line_extension member.
659 * cpplib.c (dequote_string, do_linemarker): New functions.
660 (linemarker_dir): New data object.
661 (DIRECTIVE_TABLE): No longer need to interpret #line in
662 preprocessed source. Delete obsolete comment about return
664 (end_directive, directive_diagnostics, _cpp_handle_directive):
665 Don't muck with line_extension.
666 (directive_diagnostics): No need to issue warnings for
668 (_cpp_handle_directive): Issue warnings for linemarkers here,
669 when appropriate. Dispatch linemarkers to do_linemarker, not
671 (do_line): Code to handle linemarkers split out to do_linemarker.
672 Convert escape sequences in filename argument, both places.
674 * cppmacro.c (quote_string): Rename cpp_quote_string and
675 export. All callers changed.
676 * cpplib.h (cpp_quote_string): Prototype.
677 * cppmain.c (print_line): Call cpp_quote_string on to_file
680 * doc/cpp.texi: Document that escapes are now interpreted in
681 #line and in linemarkers, and that non-printing characters are
682 converted to octal escapes when linemarkers are generated.
684 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
686 * emit-rtl.c (try_split): Use delete_insns.
687 * recog.c (split_all_insns): Fix terminating condition.
689 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
690 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
693 * arm.c (arm_output_epilogue): Fix floating-point register save
694 adjustment when using a frame pointer.
696 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
698 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
699 * config/mips/mips.c (compute_frame_size): Retrofit them here.
700 (save_restore_insns, mips_expand_epilogue): And here.
701 (build_mips16_call_stub): And here.
702 (mips_function_value): Use the new macros to decide whether a single
703 or complex float can be returned in floating-point registers. Return
704 a parallel rtx in the complex case.
706 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
708 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
709 call after liveness analysis.
711 * recog.c (split_insn): Use delete_insn_and_edges.
713 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
714 instructions to have branch prediction notes.
715 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
717 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
719 * configure.in: Don't pass -Wno-long-long to a ADA compiler
720 that doesn't support it.
721 * configure: Regenerate.
723 2002-03-13 Jakub Jelinek <jakub@redhat.com>
726 * config/sparc/sparc.md (normal_branch, inverted_branch,
727 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
728 inverted_fp_branch): Adjust calls to output_cbranch.
729 Set length attribute.
730 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
731 output_v9branch. Set length attribute.
732 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
734 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
735 (output_cbranch): Likewise. Handle far branches.
736 (output_v9branch): Handle far branches.
737 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
739 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
740 noov_compare64_op predicates.
742 2002-03-13 Jason Merrill <jason@redhat.com>
744 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
745 into the function and constify it.
746 * gthr-dce.h, gthr-solaris.h: Likewise.
748 2002-03-13 David Edelsohn <edelsohn@gnu.org>
750 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
751 * config/rs6000/rs6000.c (rs6000_va_arg): Use
752 std_expand_builtin_va_arg if not ABI_V4.
754 2002-03-13 Jason Merrill <jason@redhat.com>
756 * varasm.c (globalize_decl): New fn.
757 (assemble_start_function): Use it.
758 (asm_emit_uninitialized): Use it.
759 (assemble_alias): Use it.
760 (assemble_variable): Use it.
762 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
764 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
765 2002-03-12 internal visibility change.
766 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
767 visibility into SYMBOL_REF_FLAG.
769 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
771 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
772 VOIDmode operand. Add compile-time optimization for constant results.
774 2002-03-12 Jason Merrill <jason@redhat.com>
776 * c-typeck.c (convert_for_assignment): Don't allow conversions
777 between pointers and references. Only allow lvalues to convert to
780 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
782 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
783 before prologue, to avoid scheduling problems.
785 2002-03-13 Jakub Jelinek <jakub@redhat.com>
787 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
788 (ELIMINABLE_REGS): Add sfp->sp.
789 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
791 2002-03-13 Jakub Jelinek <jakub@redhat.com>
794 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
796 2002-03-13 Jakub Jelinek <jakub@redhat.com>
798 * loop.c (basic_induction_var): Don't call convert_modes if mode
799 classes are different.
801 2002-03-12 Richard Henderson <rth@redhat.com>
804 * function.c (reposition_prologue_and_epilogue_notes): Position
805 the markers after/before the last/first insn not deleted.
807 2002-03-12 Richard Henderson <rth@redhat.com>
810 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
811 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
812 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
814 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
815 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
816 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
818 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
819 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
820 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
821 also. Don't set it if not flag_pic.
822 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
823 to be INVALID_REGNUM when not used.
825 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
827 * expmed.c (store_bit_field): Reset alias set for memory.
828 (extract_bit_field): Same.
830 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * c-common.c (c_tree_code_type, c_tree_code_length,
833 c_tree_code_name, add_c_tree_codes): Delete.
834 * c-common.h (add_c_tree_codes): Delete.
835 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
837 * c-objc-common.c (c_objc_common_init): Don't call
838 add_c_tree_codes, instead set lang_unsafe_for_reeval.
839 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
840 objc_tree_code_name, add_objc_tree_codes): Delete.
841 (objc_init): Don't call add_objc_tree_codes.
842 * objc/objc-lang.c (tree_code_type, tree_code_length,
843 tree_code_name): Define.
844 * toplev.c (lang_independent_init): Don't set
845 tree_code_length[IDENTIFIER_NODE].
846 * tree.c (tree_code_type, tree_code_length, tree_code_name):
847 Delete definitions, moved to language front-ends.
848 * tree.def (IDENTIFIER_NODE): Hardwire the length.
849 * tree.h (tree_code_type, tree_code_length, tree_code_name):
851 (tree_code_length): Change type to unsigned char.
853 2002-03-12 Richard Henderson <rth@redhat.com>
855 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
856 internal visibility change.
858 2002-03-12 Bob Wilson <bob.wilson@acm.org>
860 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
861 validize_mem() instead of change_address to avoid clobbering
864 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
866 * c-lex.h (position_after_whitespace): Remove.
868 2002-03-12 Jakub Jelinek <jakub@redhat.com>
870 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
871 (lex_string): Use unsigned char pointers.
873 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
875 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
876 is not a valid memory_operand.
878 2002-03-12 Bob Wilson <bob.wilson@acm.org>
880 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
881 * config/xtensa/lib1funcs.asm: Fix copyright to include
882 special case for libgcc files.
883 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
884 (__divsi3): Likewise.
885 (__umodsi3): Likewise.
886 (__modsi3): Likewise.
887 * config/xtensa/lib2funcs.S: Fix copyright to include
888 special case for libgcc files.
890 2002-03-12 Tom Rix <trix@redhat.com>
892 * collect2.c (resolve_lib_name): Move outside of
893 OBJECT_FORMAT_COFF ifdef.
894 (ignore_library): Same.
896 2002-03-12 Bob Wilson <bob.wilson@acm.org>
898 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
900 2002-03-12 Bob Wilson <bob.wilson@acm.org>
902 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
903 to function_section before writing out the constant pool.
905 2002-03-12 David Edelsohn <edelsohn@gnu.org>
907 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
909 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
911 2002-03-12 Alan Modra <amodra@bigpond.net.au>
913 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
917 (cmpsi splitter): Likewise.
918 (modsi3): Fail if <= 0.
919 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
920 redundant test when HOST_BITS_PER_WIDE_INT != 32.
921 (reg_or_sub_cint64_operand): Likewise.
922 (num_insns_constant_wide): Optimize sign extension.
923 (rs6000_legitimize_address): Likewise.
925 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
927 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
928 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
930 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
932 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
935 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
937 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
938 scratch register to DImode / TImode.
939 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
940 register used does not overlap the target.
942 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * Makefile.in (debug.o): Depend on debug.h.
945 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
946 * debug.c (do_nothing_debug_hooks): Likewise.
947 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
948 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
949 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
950 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
951 * dwarfout.c (dwarf_debug_hooks): Likewise.
952 * integrate.c (output_inline_function): Likewise.
953 * objc/objc-act.c (synth_module_prologue): Likewise.
954 * sdbout.c (sdb_debug_hooks): Likewise.
955 * toplev.c (debug_hooks): Likewise.
956 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
958 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
960 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
961 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
962 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
963 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
964 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
965 * defaults.h (POINTER_SIZE): Define.
966 * doc/tm.texi (POINTER_SIZE): Document default.
968 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
972 2002-03-11 Richard Henderson <rth@redhat.com>
974 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
975 if rebuild_label_notes_after_reload.
977 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
979 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
980 emit pic register load if "internal" visibility.
981 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
982 (cris_expand_builtin_va_arg): Do all computations on trees.
984 2002-03-11 Richard Henderson <rth@redhat.com>
986 * rtlanal.c: Include recog.h.
987 (keep_with_call_p): Fix thinko.
988 * Makefile.in (rtlanal.o): Update dependencies.
990 2002-03-11 Chris Meyer <cmeyer@gatan.com>
992 * genflags.c (gen_insn): Use IS_VSPACE.
993 * genoutput.c (output_insn_data): Likewise.
994 (process_template): Likewise.
996 2002-03-11 Richard Henderson <rth@redhat.com>
998 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1000 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1002 * Makefile.in: Update.
1003 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1004 Update documentation.
1005 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1006 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1008 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1010 * Makefile.in: Give texi2pod its input file as a command line
1011 argument, not on stdin.
1013 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1014 Daniel Berlin <dan@dberlin.org>
1016 C++ alias analysis improvement.
1017 * alias.c (record_component_aliases): Record aliases for base
1020 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1022 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1024 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1026 * toplev.c (vms_fopen): Remove, not needed.
1028 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1030 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1032 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1033 for FP, already done later.
1035 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1036 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1038 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1040 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1041 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1042 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1043 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1044 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1045 (ediv, emul, eldexp, esqrt): Likewise.
1046 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1047 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1048 (saturate): New function.
1049 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1050 (make_nan): Use a saturation value instead of a NaN if
1051 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1052 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1053 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1054 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1055 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1056 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1057 !ROUND_TOWARDS_ZERO.
1058 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1059 (ROUND_TOWARDS_ZERO): Document.
1061 2002-03-11 Andreas Jaeger <aj@suse.de>
1063 * cfg.c (dump_flow_info): Remove unused variable.
1065 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1067 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1068 computations on trees.
1070 2002-03-10 Richard Henderson <rth@redhat.com>
1073 * reload.c (copy_replacements_1): New.
1074 (copy_replacements): Use it to recurse through the rtx.
1076 2002-03-10 Richard Henderson <rth@redhat.com>
1078 * loop.c (strength_reduce): Compute number of iterations as
1079 unsigned HOST_WIDE_INT.
1081 2002-03-10 Richard Henderson <rth@redhat.com>
1083 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1084 to move away from the end of the block.
1086 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1088 PR preprocessor/5899
1089 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1091 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1093 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1095 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1097 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1099 * config/mmix/mmix.c: Improve comments.
1100 (mmix_target_asm_function_prologue): Drop variable
1101 empty_stack_frame. Don't allocate unused slot above fp.
1102 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1103 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1104 brace in first column.
1105 (enum reg_class): Ditto.
1106 (FIRST_PARM_OFFSET): Now 0.
1107 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1109 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1111 * combine.c (make_extraction): Fix error in last change.
1113 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * c4x.c (c4x_fp_reglist): Const-ify.
1116 * cris.c (cris_print_operand): Likewise.
1117 * i386.c (ix86_va_arg): Likewise.
1118 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1119 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1120 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1121 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1122 * mcore.h (regno_reg_class): Likewise.
1123 * mips.c (gen_int_relational): Likewise.
1124 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1125 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1126 * pdp11.c (move_costs): Likewise.
1127 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1128 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1130 * s390.h (regclass_map): Likewise.
1131 * sh.c (shift_amounts): Likewise.
1132 * sh.md (rotlsi3): Likewise.
1134 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1136 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1137 (ne0+5): Use new clobber to generate proper shift pattern.
1138 Patch by Michael Matz <matz@kde.org>.
1140 2002-03-09 Andreas Schwab <schwab@suse.de>
1142 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1144 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1146 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1148 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1151 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1152 even for non-representable constants.
1154 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1156 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1157 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1158 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1159 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1160 (pop_function_context): Compute MAY_SHARE parameter for
1162 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1163 (gen_mem_addressof): Call fixup_var_refs with new parm.
1165 * combine.c (make_extraction): Don't make extension of CONST_INT.
1167 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1169 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1170 in o32 and o64 ABIs.
1171 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1172 but getting fixed-size structs passed in registers regardless of
1173 padding in o32 and o64 ABIs.
1175 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1176 offset before loading address of argument passed by transparent
1179 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1181 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1183 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1185 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1186 marker such that registers after it are saved.
1188 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1190 * sparc.c (arith_4096_operand): Fix error in last change.
1192 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1194 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1197 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1199 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1202 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1204 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1206 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1208 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1209 removed; fix return value.
1210 * combine.c (combine_instructions): Dirtify blocks where we failed to
1211 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1212 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1214 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1216 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1218 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1220 * recog.c (peephole2_optimize): Re-distribute EH edges.
1222 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1224 * expr.c (expand_expr): Use unsave lang hook.
1225 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1226 (LANG_HOOKS_INITIALIZER): Update.
1227 * langhooks.h (struct lang_hooks): New hook unsave.
1228 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1229 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1230 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1231 (unsave_expr_now): Remove.
1232 * tree.h (unsave_expr_now, lang_unsave,
1233 lang_unsave_expr_now): Remove.
1236 2002-03-08 Andreas Jaeger <aj@suse.de>
1238 * flow.c (propagate_block_delete_insn): Remove unused variable.
1240 2002-03-08 Kazu Hirata <kazu@hxi.com>
1242 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1243 insn length for memory load/store.
1245 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1247 * doc/install.texi (--with-libiconv-prefix): Document.
1249 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1251 * doc/sourcebuild.texi: Fix typo.
1253 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1256 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1259 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1261 * rtl.c (copy_most_rtx): Move from here ...
1262 * emit-rtl.c (copy_most_rtx): ... to here.
1264 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1266 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1267 SUBTARGET_CPP_SIZE_SPEC.
1268 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1270 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1272 2002-03-07 Matt Hiller <hiller@redhat.com>
1274 * gensupport.c (first_dir_md_include): Renamed from include;
1275 change all references.
1276 (last_dir_md_include): Renamed from last_include; change all
1278 (init_md_reader): Unconditionally initialize base_dir whether or
1279 not filename is a relative path.
1281 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1283 * config/fp-bit.c (_unord_f2): Compile it in even if
1284 US_SOFTWARE_GOFAST is enabled.
1286 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1287 NULL_RTX. Set all HFmode operations as NULL_RTX.
1288 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1289 NULL_RTX, try reversing the comparison and the operands.
1291 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1293 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1294 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1297 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1299 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1301 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1303 * basic-block.h (fixup_abnormal_edges): Declare.
1304 * reload1.c (fixup_abnormal_edges): New function.
1305 * reg-stack.c (convert_regs): Use it.
1307 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1309 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1311 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1313 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1314 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1315 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1316 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1317 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1318 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1319 unless x and y could be infinite.
1320 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1321 Check that the common type of both arguments is a real, even for
1322 targets without unordered comparisons. Allow an integer argument
1323 to be compared against a real.
1324 (expand_tree_builtin): Use expand_unordered_cmp.
1325 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1326 * cse.c (fold_rtx): Likewise. Fix indentation.
1327 * fold-const.c (fold_real_zero_addition_p): New.
1328 (fold): Use it, and the new HONOR_... macros.
1329 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1330 * jump.c (reversed_comparison_code_parts): After searching for
1331 the true comparison mode, use HONOR_NANS to decide whether it
1332 can be safely reversed.
1333 (reverse_condition_maybe_unordered): Remove IEEE check.
1334 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1335 to decide which simplifications are valid. Allow the following
1336 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1337 and (a - -b) to (a + b).
1338 (simplify_relational_operation): Use HONOR_NANS.
1339 * doc/tm.texi: Document the MODE_HAS_... macros.
1341 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1343 * combine.c (simplify_comparison): If simplifying a logical shift
1344 right and compare with constant, force the comparison to unsigned.
1346 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1348 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1350 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1352 (alt_reg_names): Remove % for vrsave.
1354 2002-03-06 Richard Henderson <rth@redhat.com>
1356 PR optimization/5844
1357 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1358 if used indicates we've already emitted one copy of an operand.
1359 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1360 (gen_split): Supply a non-null used.
1362 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1364 * reload1.c (reload): Unshare all rtl after reload is done.
1366 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1367 but simply fail if the expression is too complex to simplify.
1368 (simplify_gen_binary): Handle simplify_plus_minus failures.
1370 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1372 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1373 consistently call delete_trivially_dead_insns after CSE and GCSE;
1374 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1375 after liveness2; update comment in last crossjumping.
1376 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1378 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1380 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1381 after completing fast dead code elimination.
1383 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1386 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1388 * version.c: Fix misplaced leading blanks on first line.
1390 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1392 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1394 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1396 * cfgcleanup.c (mentions_nonequal_regs): New function.
1397 (thread_jump): Use it.
1398 * toplev.c (rest_of_compilation): Run jump threading after
1401 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1403 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1406 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1408 * predict.c (estimate_bb_frequencies): Do not reload the
1409 frequencies from notes.
1411 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1413 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1414 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1416 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1417 delete_noop_moves): Return indeger.
1418 * flow.c (ndead): New variable.
1419 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1420 BB argument; update callers.
1421 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1422 (life_analysis): Do not call purge_all_dead_edges.
1423 (update_life_info): Return number of deleted insns; print statistics.
1424 (update_life_info_in_dirty_blocks): likewise.
1425 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1426 return number of insns deleted.
1428 * cse.c: Include timevar.h
1429 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1430 iterate until stabilizes; print statistics; return number of killed
1432 * Makefile.in: (cse.o): Add timevar.h dependency
1433 * rtl.h (delete_trivially_dead_insns): New.
1434 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1435 * toplev.c (rest_of_compilation): Update callers.
1437 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1438 (try_optimize_cfg): Do not update liveness.
1439 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1440 removal stabilizes; use delete_trivially_dead_insns.
1442 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1444 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1446 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1447 callbacks when processing assembly language.
1449 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1451 * pa.h (ASM_FILE_END): Define.
1452 * som.h (ASM_FILE_END): Delete.
1454 * pa.c (function_arg): Don't pass floats in general registers in
1455 indirect calls if TARGET_ELF32.
1457 2002-03-05 Richard Henderson <rth@redhat.com>
1459 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1461 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1463 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1465 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1467 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1468 -r command line. Don't hide any symbols if not building
1471 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1473 * cfg.c (dump_flow_info): Warn about profile mismatches.
1474 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1475 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1477 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1479 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1480 wide volatile memory by parts.
1482 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1484 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1487 2002-03-05 Richard Henderson <rth@redhat.com>
1489 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1491 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1493 * toplev.c (documented_lang_options): Document more
1494 language-specific options.
1495 * doc/invoke.texi (Warning Options): Correct documentation for
1496 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1497 * c-decl.c (c_decode_option): Use a table to handle warning options.
1499 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1501 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1502 parameter to mmix_encode_section_info.
1503 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1504 relocatably. Always produce ELF, not mmo if linking relocatably.
1505 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1506 first is non-zero, don't add symbol prefix.
1507 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1508 prototype accordingly.
1510 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1512 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1514 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1516 * configure.in: Increase required makeinfo version to 4.1.
1517 * configure: Regenerate.
1519 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1521 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1524 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1526 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1527 * doc/invoke.texi: Fix @math uses.
1529 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1531 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1534 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1536 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1537 (powerpc-*-eabisimaltivec*): Same.
1539 * config/rs6000/t-ppcendian: New.
1541 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1543 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1544 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1545 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1547 2002-03-03 Richard Henderson <rth@redhat.com>
1549 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1551 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1553 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1554 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1555 tree.c, config/m68k/m68k.c:
1556 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1557 REAL_ARITHMETIC blocks unconditional. Delete some further
1558 #ifdef blocks predicated on REAL_ARITHMETIC.
1559 * flags.h, toplev.c: Delete remaining references to
1562 * doc/invoke.texi: Remove documentation of -fpretend-float.
1563 * doc/tm.texi: Describe the various REAL_* macros as provided by
1564 real.h, not by the target configuration files.
1566 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1567 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1568 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1569 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1570 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1571 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1572 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1573 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1574 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1575 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1576 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1577 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1578 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1579 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1580 config/xtensa/xtensa.h:
1581 Do not define, undefine, or mention in comments any of
1582 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1583 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1584 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1585 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1586 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1587 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1588 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1589 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1590 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1592 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1594 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1595 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1596 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1597 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1598 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1599 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1601 * defaults.h (BITS_PER_WORD): Define.
1602 * doc/tm.texi (BITS_PER_WORD): Document default value.
1604 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1605 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1606 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1608 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1610 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1611 lieu of explicit sizeof/sizeof.
1612 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1613 ix86_expand_builtin): Likewise.
1614 * mips.c (mips_add_gc_roots): Likewise.
1615 * mmix.c (mmix_output_condition): Likewise.
1616 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1617 altivec_init_builtins): Likewise.
1618 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1619 * cppexp.c (Nsuff, parse_number): Likewise.
1620 * cppinit.c (builtin_array_end): Likewise.
1621 * gcc.c (n_default_compilers, process_command): Likewise.
1622 * genpreds.c (output_predicate_decls): Likewise.
1623 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1624 * lcm.c (N_ENTITIES): Likewise.
1625 * stor-layout.c (set_sizetype): Likewise.
1627 2002-03-03 Richard Henderson <rth@redhat.com>
1629 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1630 for types or labels.
1632 2002-03-03 Richard Henderson <rth@redhat.com>
1634 * c-decl.c (start_decl): Initialized variables are not common.
1636 2002-03-02 Per Bothner <per@bothner.com>
1638 * gcc.c (option_map): Suport new --bootclasspath option.
1639 --CLASSPATH is now just an alias for --classpath.
1641 2002-03-02 Richard Henderson <rth@redhat.com>
1643 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1644 load if "internal" visibility.
1645 * doc/extend.texi: Document visibility meanings.
1647 2002-03-02 Richard Henderson <rth@redhat.com>
1649 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1650 to functions as well.
1652 2002-03-02 Richard Henderson <rth@redhat.com>
1654 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1655 (handle_visibility_attribute): Don't call assemble_visibility.
1656 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1657 without asmspec. Invoke assemble_alias when needed.
1658 * varasm.c (maybe_assemble_visibility): New.
1659 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1661 2002-03-02 Richard Henderson <rth@redhat.com>
1663 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1664 invoke ENCODE_SECTION_INFO with first call flag.
1666 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1667 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1668 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1669 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1670 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1671 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1672 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1673 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1674 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1675 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1676 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1677 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1678 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1679 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1680 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1681 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1682 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1683 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1684 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1685 config/sh/sh.h, config/sparc/sparc.h,
1686 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1687 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1688 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1689 FIRST argument. As needed, examine it and do nothing.
1691 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1692 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1693 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1695 * config/arm/t-pe (pe.o): Add dependencies.
1697 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1699 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1700 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1701 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1702 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1703 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1704 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1705 * defaults.h (BITS_PER_UNIT): Define.
1706 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1708 2002-03-02 Kazu Hirata <kazu@hxi.com>
1710 * config/h8300/h8300-protos.h: Add a prototype for
1711 compute_a_shift_length.
1712 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1713 (compute_a_shift_length): Likewise.
1714 (h8300_adjust_insn_length): Do not adjust insn length of shift
1716 * config/h8300/h8300.md (anonymous shift patterns): Use
1717 compute_a_shift_length.
1719 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1721 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1724 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1726 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1728 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1729 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1730 * flags.h (flag_zero_initialized_in_bss): Declare.
1731 * toplev.c (flag_zero_initialized_in_bss): New flag.
1732 (lang_independent_options): Add flag_zero_initialized_in_bss.
1733 * tree.c (initializer_zerop): New function.
1734 * tree.h (initializer_zerop): Declare.
1735 * varasm.c (assemble_variable): If we can emit bss, put zero
1736 initializers in the bss section.
1738 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1740 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1741 like more than one symbol per .weak directive.
1743 2002-03-01 Richard Henderson <rth@redhat.com>
1745 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1746 adjust argument_pointer by pretend_args_size.
1747 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1749 2002-03-01 Kazu Hirata <kazu@hxi.com>
1751 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1753 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1755 * toplev.c (rest_of_compilation): Delete dead jumptables before
1757 * flow.c (delete_dead_jumptables): Make global.
1758 * rtl.h (delete_dead_jumptables): Declare.
1760 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1762 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1763 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1764 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
1766 2002-03-01 Kazu Hirata <kazu@hxi.com>
1768 * config/h8300/h8300-protos.h: Fix formatting.
1769 * config/h8300/h8300.c: Likewise.
1770 * config/h8300/h8300.h: Likewise.
1772 2002-03-01 Kazu Hirata <kazu@hxi.com>
1774 * config/h8300/h8300.c (print_operand): Support 16-bit
1776 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1778 2002-02-28 Richard Henderson <rth@redhat.com>
1780 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1781 pun complex values as integers; use gen_lowpart instead of
1783 (extract_bit_field): Likewise.
1785 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1786 David Edelsohn <edelsohn@gnu.org>
1788 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1789 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1790 (SUPPORTS_WEAK): Likewise.
1791 * output.h (add_weak): Add tree param.
1792 * varasm.c (add_weak): Likewise. Save decl.
1793 (struct weak_syms): Add decl field.
1794 (mark_weak_decls): New function.
1795 (init_varasm_once): ggc_add_root mark_weak_decls.
1796 (assemble_start_function): Use ASM_WEAKEN_DECL.
1797 (assemble_variable): Likewise.
1798 (assemble_alias): Likewise.
1799 (declare_weak): Pass decl to add_weak.
1800 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1801 (remove_from_pending_weak_list): Declare and define for
1803 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1804 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1805 * defaults.h (SUPPORTS_WEAK): Likewise.
1806 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1807 .weak for code sym. Do emit .size for descriptor sym.
1808 (ASM_DECLARE_FUNCTION_SIZE): Define.
1809 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1810 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1811 .lglobl unless TARGET_XCOFF. Formatting fixes.
1812 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1814 (HANDLE_PRAGMA_WEAK): Remove.
1815 (ASM_WEAKEN_LABEL): Remove.
1816 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1818 2002-03-01 Jason Merrill <jason@redhat.com>
1820 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1821 (TARGET_EXPR_CLEANUP): New macro.
1823 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1825 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1826 to take ptr_extend into account as third type of extension.
1827 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1828 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1829 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1830 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1831 * calls.c (precompute_arguments): Use new macro.
1832 (expand_call): Ditto.
1833 * combine.c (nonzero_bits): Ditto.
1834 (record_promoted_value): Ditto.
1835 * expr.c (store_expr): Ditto.
1836 (expand_expr): Ditto.
1837 * function.c (assign_parms): Ditto.
1839 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1841 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1842 override -shared and -shared-libgcc.
1844 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1846 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1848 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1851 2002-02-28 Richard Henderson <rth@redhat.com>
1853 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1854 4 cycle latency from MM producers.
1855 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1857 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1859 * mklibgcc.in: Don't use GNU make extension.
1861 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1863 * c-parse.in (STATIC): New terminal.
1864 (scspec): New non-terminal. Update productions accordingly.
1865 (program): Remove bogus ifc / end ifc.
1866 (array_declarator): Simplify production using STATIC.
1868 2002-02-28 Jim Meyering <meyering@lucent.com>
1870 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1871 \a still means TARGET_BELL.
1873 2002-02-28 Richard Henderson <rth@redhat.com>
1875 * haifa-sched.c (sched_emit_insn): New.
1876 (schedule_block): Use last_scheduled_insn to track last insn.
1877 * sched-int.h (sched_emit_insn): Prototype.
1878 * config/ia64/ia64.c (last_issued): Remove.
1879 (ia64_variable_issue): Don't set it.
1880 (nop_cycles_until): Use sched_emit_insn.
1882 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1884 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1887 2002-02-28 Kazu Hirata <kazu@hxi.com>
1889 * config/h8300/h8300.c: Fix formatting.
1890 * config/h8300/h8300.h: Likewise.
1892 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1894 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1895 which may overwrite the high byte of the frame pointer.
1897 2002-02-28 Bo Thorsen <bo@suse.de>
1899 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1900 (STARTFILE_SPEC): Add 64 bit files.
1901 (ENDFILE_SPEC): Likewise.
1903 2002-02-28 Jason Merrill <jason@redhat.com>
1905 * c-decl.c (finish_function): Only warn about missing return
1906 statement with -Wreturn-type.
1908 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1910 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1912 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1913 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1915 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1917 * basic-block.h (BB_REACHABLE): Renumber.
1918 (BB_DIRTY, BB_NEW): New flags.
1919 (clear_bb_flags): Declare.
1920 (update_life_info_in_dirty_blocks): Declare.
1921 * cfg.c (clear_bb_flags): New function.
1922 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1923 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1924 reorder_insns, emit_insn_after): Mark block as dirty.
1925 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1926 (update_life_info_in_dirty_blocks): New function.
1927 * recog.c (apply_change_group): Dirtify block.
1929 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1931 * gcse.c (delete_null_pointer_checks): Likewise.
1933 * toplev.c (dump_file_index): Move cse2 after bp,
1935 (dump_file_info): Similary.
1936 (rest_of_compilation): Avoid most of CFG rebuilds;
1937 do first if converision after null pointer checks, do cse2
1938 after branch prediction; avoid full liveness rebuild after
1939 initializing subregs.
1940 * invoke.texi (-d options): Document -du, renumber.
1942 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1943 (notice_new_block): Do not set BB_UPDATE_LIFE.
1944 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1945 merge_blocks_move_successor_nojumps, merge_blocks,
1946 try_crossjump_to_edge): Likewise.
1947 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1948 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1949 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1950 (merge_of_block): Do not use life_data_ok.
1951 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1952 (if_convert): Use BB_DIRTY mechanizm to update life.
1953 * lcm.c (optimize_mode_switching): Update
1954 update_life_info_in_dirty_blocks
1956 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1958 * Makefile.in (integrate.o): Update.
1959 * c-decl.c (copy_lang_decl): Rename.
1960 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1961 * integrate.c: Include langhooks.h.
1962 (copy_decl_for_inlining): Update to use langhook.
1963 * langhooks-def.h (lhd_do_nothing_t,
1964 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1965 (LANG_HOOKS_INITIALIZER): Update.
1966 * langhooks.c (lhd_do_nothing_t): New.
1967 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1968 * tree.h (copy_lang_decl): Remove.
1970 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1972 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1974 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1975 POST_DEC, and POST_MODIFY.
1977 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1979 * c-typeck.c (digest_init): Remove unused parameter; all
1982 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1984 * expmed.c (expand_shift): Correctly test for low part of a
1987 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1989 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1990 insn UIDs with insn addresses.
1992 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1994 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1995 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1996 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1997 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1998 gcc.c, toplev.c: Delete code implementing -traditional mode.
2000 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2001 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2002 Document removal of -traditional mode for compilation, and
2003 remove documentation only relevant to that mode.
2005 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2006 config/convex/convex.h, config/d30v/d30v.h,
2007 config/i386/dgux.h, config/i386/osf1elf.h,
2008 config/i386/osfelf.h, config/i386/osfrose.h,
2009 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2010 config/m68k/hp310.h, config/m88k/dgux.h,
2011 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2012 config/m88k/m88k.h, config/m88k/openbsd.h,
2013 config/mips/abi64.h, config/mips/osfrose.h,
2014 config/mips/svr4-5.h, config/mips/svr4-t.h,
2015 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2016 config/stormy16/stormy16.h: Remove all references to
2017 -traditional from target specs. Delete all mention of the
2018 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2019 delete a couple of commented-out definitions of
2020 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2023 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2024 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2026 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2028 * mklibgcc.in: Don't use \n in a line subject to
2029 interpretation by echo.
2031 2002-02-27 Graham Stott <grahams@redhat.com>
2033 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2036 * loop.c (prescan_loop): Handle PARALLEL.
2038 * unroll.c (loop_iterations): Return 0 if the add_val for
2041 * final.c (output_operand_lossage): Constify PFX_STR.
2043 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2045 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2047 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2048 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2050 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2052 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2054 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2056 * cpplex.c (_cpp_lex_token): Handle directives in macro
2058 * cpplib.c (_cpp_handle_directive): Save and restore state
2059 if parsing macro args when entering a directive.
2060 * cppmacro.c (collect_args): No need to handle directives
2062 (enter_macro_context, replace_args): Use the original macro
2063 definition in case it was redefined whilst collecting arguments.
2067 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2069 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2070 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2071 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2073 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2074 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2075 (load_toc_v4_PIC_2): Same.
2077 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2079 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2081 2002-02-26 Richard Henderson <rth@redhat.com>
2083 * config/alpha/alpha.md (ashldi_se): Re-enable.
2085 2002-02-26 Richard Henderson <rth@redhat.com>
2087 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2088 MODULE_LOCAL_P; improve commentary.
2090 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2092 * doc/cpp.texi: Clarify documentation of relationship between
2095 2002-02-26 Kazu Hirata <kazu@hxi.com>
2097 * config/h8300/h8300-protos.h: Update the prototype for
2098 compute_logical_op_length. Add the prototype for
2099 compute_logical_op_cc.
2100 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2102 (compute_logical_op_cc): New.
2103 * config/h8300/h8300.md: Combine all the logical op patterns
2104 in HImode and SImode. Use compute_logical_op_cc.
2106 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2108 * config/i386/i386.c (print_operand): Don't append ATT-style
2109 length suffixs to x87 opcodes when in Intel mode.
2111 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2113 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2114 (init_emit_once): Update calls.
2115 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2116 (init_syntax_once): Prototype.
2118 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2120 * pa-linux.h (LIB_SPEC): Update definition.
2121 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2123 2002-02-26 Richard Henderson <rth@redhat.com>
2125 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2126 if we emitted a stop bit.
2128 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2130 * configure.in (libgcc_visibility): Substitute.
2131 * configure: Rebuilt.
2132 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2133 defined symbols .hidden.
2135 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2137 * attribs.c (c_common_attribute_table): Add visibility.
2138 (handle_visibility_attribute): New function.
2139 * varasm.c (assemble_visibility): New function.
2140 * output.h (assemble_visibility): Add prototype.
2141 * tree.h (MODULE_LOCAL_P): Define.
2142 * crtstuff.c (__dso_handle): Use visibility attribute.
2143 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2144 for MODULE_LOCAL_P symbols too.
2145 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2146 MODULE_LOCAL_P symbols the same way as local symbols.
2147 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2148 into .sdata/.sbss by the user.
2149 * doc/extend.texi (Function Attributes): Document visibility
2152 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2155 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2156 STRING_CST initializer spanning the whole variable without
2158 If expand_expr returned MEM, don't use it.
2160 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2162 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2163 generate a die for the lexical block.
2165 2002-02-26 Kazu Hirata <kazu@hxi.com>
2167 * config/h8300/h8300-protos.h: Add a prototype for
2168 compute_logical_op_length.
2169 * config/h8300/h8300.c (compute_logical_op_length): New.
2170 * config/h8300/h8300.md (anonymous logical patterns): Use
2171 compute_logical_op_length for length.
2173 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2175 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2177 (gen_type_die): Same.
2179 * attribs.c (handle_vector_size_attribute): Set debug information.
2181 2002-02-26 Daniel Egger <degger@fhm.edu>
2183 * config/rs6000/rs6000.md: Swap define_insn attributes to
2184 fix incorrect generation of merge high instructions instead
2187 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2189 * c-typeck.c (really_start_incremental_init): Use
2190 bitsize_zero_node for vectors.
2192 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2194 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2195 ("*set_vrsave_internal"): Same.
2197 2002-02-25 Richard Henderson <rth@redhat.com>
2199 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2200 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2202 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2205 * config/i386/i386.c (ix86_return_pops_args): Only pop
2206 fake structure return argument if it was passed on the stack.
2208 2002-02-25 Jason Merrill <jason@redhat.com>
2210 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2213 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2215 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2216 link with shared_name only.
2217 * doc/invoke.texi (Link Options): Document new behavior.
2219 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2221 * c-typeck.c (push_init_level): Handle vectors.
2223 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2225 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2226 operands of SPARC_SETHI_P.
2227 (input_operand): Likewise.
2228 (sparc_emit_set_const32): Likewise.
2229 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2230 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2231 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2232 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2233 (movdi_insn_sp64_vis): Likewise.
2234 (movdi split, movdf split): Use SETHI32.
2235 * doc/md.texi: Document SPARC constraints L, M and N.
2237 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2239 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2240 ("*set_vrsave_internal"): use mfspr for Darwin.
2242 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2243 gen_get_vrsave_internal.
2245 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2247 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2249 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2251 * cpplex.c (cpp_interpret_charconst): Get signedness or
2252 otherwise of wide character constants correct.
2253 * cppexp.c (lex): Get signedness of wide charconsts correct.
2255 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2257 * optabs.c (widen_operand): Only call convert_modes for
2258 promoted SUBREG if signedness matches.
2259 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2261 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2263 * cpplib.c (glue_header_name): Use local buffer to build up
2266 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2268 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2270 2002-02-23 Kazu Hirata <kazu@hxi.com>
2272 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2273 H8/300[HS] separately.
2274 * config/h8300/h8300.md: Remove the early clobber constraint
2275 from bit field patterns.
2277 2002-02-23 Kazu Hirata <kazu@hxi.com>
2279 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2281 (mulhisi3): Likewise.
2282 (umulqisi3): Likewise.
2283 (umulhisi3): Likewise.
2285 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2287 * cppinit.c (output_deps): Correct test for stdout output.
2288 (init_dependency_output): Cure warning.
2290 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2292 * expr.c (store_expr): When converting expression to promoted
2293 equivalent type, allow using SUBREG_REG of TARGET as the target
2294 of the expansion of EXP.
2295 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2296 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2297 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2298 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2299 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2301 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2303 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2304 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2305 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2307 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2309 PR optimization/5747
2310 * loop.c (scan_loop): Update reg info if move_movables created new
2313 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2315 * gcc.c (init_gcc_spec): Revert last change.
2317 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2319 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2320 gpc_reg_operand constraint.
2322 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2324 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2325 Simplify comparison of `low'.
2326 (add_operand): Fix formatting.
2327 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2328 (mask_operand): Disallow mask to wrap in 64-bit mode.
2329 (rs6000_stack_info): Remove redundant test setting push_p.
2330 (output_toc): Fix formatting.
2331 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2332 cc_reg_not_cr0_operand constraint.
2333 (booldi3, boolcdi3 splitters): Same.
2335 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2337 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2339 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2341 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2342 gcc invoked with -shared-libgcc.
2344 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2347 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2348 decl if any of elements was TREE_USED.
2350 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2352 * config/sparc/sol2.h: Don't include sys/mman.h.
2353 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2354 (arith_4096_operand): Don't throw high bits away.
2355 (const64_operand): Take sign extension of CONST_INTs into account.
2356 (const64_high_operand, sparc_emit_set_const32): Likewise.
2357 (GEN_HIGHINT64): Likewise.
2358 (sparc_emit_set_const64_quick1): Likewise.
2359 (const64_is_2insns): Likewise.
2360 (print_operand): Use trunc_int_for_mode for sign extension.
2361 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2362 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2363 chars. Assume CONST_INT is already properly sign-extended.
2364 (movdi split): Sign-extend each SImode part.
2365 (andsi3 split): Don't mask high bits off, so that result
2366 remains properly sign-extend.
2367 (iorsi3 split): Likewise.
2368 (xorsi3 split): Likewise.
2370 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2372 * fold-const.c (fold): Fix typo in comments.
2374 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2376 * Makefile.in (langhooks.o): Update dependencies.
2378 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2380 * langhooks.c: Include flags.h.
2382 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2384 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2386 * c-common.c (c_common_post_options): Set inline trees by
2389 * doc/extend.texi (Function Attributes): Document always_inline
2391 Update documentation about inlining when not optimizing.
2393 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2395 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2396 unless DECL_ALWAYS_INLINE.
2398 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2399 unless DECL_ALWAYS_INLINE.
2400 (c_disregard_inline_limits): Disregard if always_inline set.
2402 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2403 Disregard if always_inline set.
2404 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2405 unless DECL_ALWAYS_INLINE.
2407 * attribs.c (handle_always_inline_attribute): New.
2408 (c_common_attribute_table): Add always_inline.
2410 * config/rs6000/altivec.h: Add prototypes for builtins
2411 requiring the always_inline attribute.
2413 2002-02-21 Eric Christopher <echristo@redhat.com>
2415 * expmed.c (store_bit_field): Try to simplify the subreg
2416 before generating a new one when when the mode size of
2417 value is less than maxmode.
2419 2002-02-21 Richard Henderson <rth@redhat.com>
2421 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2422 than gen_rtx_PLUS to form the sum.
2423 * explow.c (force_reg): Rearrange to not allocate new pseudo
2424 when force_operand returns a register.
2425 * expr.c (expand_assignment): Allow offset_rtx expansion to
2426 return a sum. Do not force addresses into registers.
2427 (expand_expr): Likewise.
2428 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2429 to canonicalize arithmetic that didn't simpify.
2430 (simplify_plus_minus): New argument force; update
2431 all callers. Don't split CONST unless we can do something with it,
2432 and wouldn't lose the constness of the operands.
2434 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2435 that we generated earlier.
2437 2002-02-21 Tom Tromey <tromey@redhat.com>
2439 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2440 (output_line_info): Use constant `1', with a long explanatory
2442 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2444 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2446 * jump.c (redirect_jump): If old label has no UID, don't try to
2449 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2451 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2452 If input is constant, do shifts at compile time.
2454 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2456 * doc/extend.texi: Fix some more overfull hboxes.
2458 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2460 PR optimization/4994
2461 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2464 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2467 * expr.h (expand_and): Add mode argument.
2468 * expmed.c (expand_and): Add mode argument.
2469 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2470 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2471 * except.c (expand_builtin_extract_return_addr): Likewise.
2472 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2473 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2474 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2475 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2476 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2477 gen_rtx (CONST_INT, VOIDmode, x).
2479 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2482 * stmt.c (warn_if_unused_value): Move side effects test once more.
2484 2002-02-20 Torbjorn Granlund <tege@swox.com>
2486 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2487 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2489 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2491 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2492 SUBREG or ZERO_EXTEND.
2494 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2496 * sh.h (current_function_anonymous_args): Remove.
2497 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2498 of current_function_varargs and current_function_stdarg is set.
2499 * sh.c (sh_expand_prologue): Check current_function_varargs /
2500 current_function_stdarg / TARGET_SH5 instead of
2501 current_function_anonymous_args.
2503 * sh64.h (TARGET_VERSION): Define.
2505 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2507 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2508 VRSAVE_REGNO on TARGET_ALTIVEC.
2510 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2512 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2513 bits of SImode const_int.
2514 (includes_rshift_p): Likewise.
2515 (print_operand): Call mask_operand and mask64_operand with correct
2517 (rs6000_output_function_epilogue): Pad traceback table to word.
2518 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2519 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2520 mask64_operand with correct mode.
2521 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2523 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2526 * varasm.c (get_pool_constant_mark): New.
2527 * rtl.h (get_pool_constant_mark): Add prototype.
2528 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2529 be represented if it has not been output.
2531 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2533 * combine.c (do_SUBST): Sanity check substitutions of
2534 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2535 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2536 CONST_INT into its operand.
2537 (known_cond): Likewise, for ZERO_EXTEND.
2538 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2539 allow for simplification of wide modes. Reject CONST_INTs in
2540 ZERO_EXTEND when their actual mode is not given.
2542 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2544 * c-decl.c (pushdecl): If no global declaration is found for an
2545 extern declaration in block scope, try a limbo one.
2547 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2550 * c-common.c (pointer_int_sum): Moved from...
2551 * c-typeck.c (pointer_int_sum): ...here.
2552 * c-common.h (pointer_int_sum): Add prototype.
2554 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2557 * c-decl.c (duplicate_decls): Return 0 if issued error about
2560 2002-02-20 Roger Sayle <roger@eyesopen.com>
2561 Jakub Jelinek <jakub@redhat.com>
2564 * tree.c (host_integerp): Ensure that the constant integer is
2565 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2566 when pos is zero or non-zero respectively. Clarify comment.
2567 * c-format.c (check_format_info_recurse): Fix host_integerp
2568 usage; the pos argument should be zero when assigning to a
2569 signed HOST_WIDE_INT.
2571 2002-02-20 Richard Henderson <rth@redhat.com>
2573 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2574 of the operand, rather than assuming TImode.
2575 (ix86_expand_binop_builtin): Cope with commutative patterns
2576 using nonimmediate_operand for both operands.
2577 (ix86_expand_timode_binop_builtin): Likewise.
2578 (ix86_expand_store_builtin): Validate operand 1.
2579 (ix86_expand_unop1_builtin): Likewise.
2581 2002-02-20 Philip Blundell <philb@gnu.org>
2584 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2586 2002-02-20 Richard Henderson <rth@redhat.com>
2589 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2591 2002-02-20 Tom Tromey <tromey@redhat.com>
2593 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2594 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2595 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2596 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2597 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2600 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2602 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2603 for (const_int 0) in X not just INTVAL.
2605 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2607 * doc/extend.texi: Avoid or reduce overfull hboxes.
2609 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2611 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2612 operations if the field does not start at a mode boundary.
2614 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2616 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2617 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2618 Also done for -Acpu and -Amachine.
2620 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2622 * cppinit.c (init_dependency_output): Take deps output file
2623 from -o if none given with -MF. Suppress normal output.
2624 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2625 * doc/cpp.texi, doc/invoke.texi: Update.
2627 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2629 * toplev.c (output_quoted_string): Write unprintable
2630 characters with octal escapes.
2632 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2634 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2635 really_call_used[VRSAVE_REGNO] if not Altivec.
2637 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2639 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2641 (constant_pool_expr_1): Fix formatting.
2642 (rs6000_legitimize_reload_address): Likewise.
2644 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2646 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2647 now that we have one.
2649 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2651 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2652 end of first block of bitfields (which was only seven bits);
2653 rename dummy to unused_1; remove comment which is no longer true.
2655 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2657 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2659 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2662 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2666 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2667 arm_is_longcall_p rather than inspecting call-type cookie
2669 (call_value_insn) [TARGET_THUMB]: Likewise.
2671 2002-02-19 Graham Stott <grahams@redhat.com>
2673 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2675 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2677 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2678 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2679 (FP_SAVE_INLINE): Delete.
2681 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2682 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2683 * config/rs6000/t-ppccomm: Build crtsavres.o.
2684 * config/rs6000/crtsavres.asm: New file.
2686 2002-02-19 Philip Blundell <philb@gnu.org>
2688 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2690 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2691 (output_return_instruction): Allow interrupt functions to return with
2692 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2693 (arm_expand_prologue): Subtract 4 before stacking LR in an
2696 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2698 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2699 decl, not just FUNCTION_DECL.
2700 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2701 (arm_assemble_integer): Likewise.
2702 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2705 2002-02-19 matthew green <mrg@eterna.com.au>
2707 * config.gcc (sparc-*-netbsdelf*): Enable target.
2708 (sparc64-*-netbsd*): New target.
2709 * config/sparc/netbsd-elf.h: New file.
2710 * config/sparc/t-netbsd64: New file.
2712 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2714 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2716 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2718 * doc/invoke.texi: explicitly list the style guidelines that
2719 -Weffc++ checks for.
2721 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2723 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2725 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2728 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2729 only if not -E. If -E, pass -o through to the preprocessor.
2731 2002-02-19 Kazu Hirata <kazu@hxi.com>
2733 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2734 register number with an appropriate macro.
2736 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2738 * doc/rtl.texi (Constants): Close @code tag.
2740 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2742 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2743 ("mmx_uavgv4hi3"): Same.
2744 ("pmulhrwv4hi3"): Same.
2746 * tree-inline.c (walk_tree): Handle vectors.
2748 * c-common.c (constant_expression_warning): Handle vectors.
2749 (overflow_warning): Same.
2751 * sched-deps.c (sched_analyze_2): Handle vectors.
2753 * rtlanal.c (rtx_unstable_p): Handle vectors.
2754 (rtx_varies_p): Same.
2755 (count_occurrences): Same.
2756 (regs_set_between_p): Same.
2757 (modified_between_p): Same.
2758 (modified_in_p): Same.
2759 (volatile_insn_p): Same.
2760 (volatile_refs_p): Same.
2761 (side_effects_p): Same.
2763 (inequality_comparisons_p): Same.
2764 (replace_regs): Same.
2765 (computed_jump_p_1): Same.
2767 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2769 (inner_mode_array): New.
2770 (copy_rtx): Handle vectors.
2771 (copy_most_rtx): Same.
2772 (rtx_equal_p): Same.
2773 (get_mode_alignment): Adjust for vectors.
2775 * resource.c (mark_referenced_resources): Handle vectors.
2776 (mark_set_resources): Same.
2778 * reload1.c (eliminate_regs): Handle vectors.
2779 (elimination_effects): Same.
2780 (scan_paradoxical_subregs): Same.
2782 * reload.c (subst_reg_equivs): Handle vectors.
2784 * regrename.c (scan_rtx): Handle vectors.
2786 * regclass.c (reg_scan_mark_refs): Handle vectors.
2788 * recog.c (find_single_use_1): Handle vectors.
2790 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2791 (contains_replace_regs): Same.
2792 (memref_referenced_p): Same.
2794 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2795 (subst_constants): Same.
2797 * genattrtab.c (attr_copy_rtx): Handle vectors.
2798 (encode_units_mask): Same.
2799 (clear_struct_flag): Same.
2800 (count_sub_rtxs): Same.
2802 * gcse.c (want_to_gcse_p): Handle vectors.
2803 (oprs_unchanged_p): Same.
2804 (hash_expr_1): Same.
2805 (oprs_not_set_p): Same.
2806 (expr_killed_p): Same.
2807 (compute_transp): Same.
2808 (store_ops_ok): Same.
2810 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2812 (fixup_var_refs_1): Same.
2813 (instantiate_virtual_regs_1): Same.
2815 * fold-const.c (operand_equal_p): Handle vectors.
2817 (rtl_expr_nonnegative_p): Same.
2819 * flow.c (mark_used_regs): Handle vectors.
2821 * df.c (df_uses_record): Handle vectors.
2823 * cselib.c (cselib_subst_to_values): Handle vectors.
2824 (cselib_mem_conflict_p): Same.
2827 * cse.c (canon_reg): Handle vectors.
2829 (cse_process_notes): Same.
2830 (count_reg_usage): Same.
2833 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2835 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2837 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2838 (gen_rtx): Handle CONST_VECTOR.
2839 (gen_const_vector_0): New.
2840 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2841 (reset_used_flags): Same.
2842 (copy_insn_1): Same.
2843 (initializer_constant_valid_p): Handle VECTOR_CST.
2845 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2847 * doc/rtl.texi (Constants): Document const_vector.
2848 (CONST0_RTX): Update for vectors.
2849 (RTL sharing): Same.
2851 * print-tree.c (print_node): Add case for VECTOR_CST.
2853 * tree.h (TREE_VECTOR_CST_ELTS): New.
2854 (struct tree_vector): New.
2855 (union tree_node): Add vector node.
2856 (build_vector): Add prototype.
2858 * tree.def (VECTOR_CST): New.
2860 * tree.c (build_vector): New.
2862 * expmed.c (make_tree): Handle CONST_VECTOR.
2864 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2865 (CONST_VECTOR_ELT): New.
2866 (CONST_VECTOR_NUNITS): New.
2868 * machmode.h (GET_MODE_INNER): New.
2869 (DEF_MACHMODE): Accept 8th arg.
2871 * machmode.def: Add 8th argument for vector inner mode.
2872 Add inner vector modes for vectors.
2874 * rtl.def (VEC_CONST): Remove.
2875 (CONST_VECTOR): New.
2877 * expr.c (clear_storage): Allow vectors.
2878 (is_zeros_p): Handle VECTOR_CST.
2880 * varasm.c (output_constant_pool): Handle vectors.
2881 (rtx_const): Add veclo and vechi fields.
2882 (kind): Add RTX_VECTOR.
2883 (decode_rtx_const): Add case for vector.
2885 * config/rs6000/rs6000-protos.h: Add zero_constant.
2887 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2888 constants. Force easy vector constants into memory.
2889 (easy_vector_constant): New.
2890 (emit_easy_vector_constant): New.
2891 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2894 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2896 ("altivec_lvxl"): Same.
2897 (altivec_lvebx): Same.
2898 (altivec_lvehx): Same.
2899 (altivec_lvewx): Same.
2900 ("*movv4si_const0"): New.
2901 ("*movv4sf_const0"): New.
2902 ("*movv8hi_const0"): New.
2903 ("*movv16qi_const0"): New.
2905 2002-02-18 Kazu Hirata <kazu@hxi.com>
2907 * config/h8300/h8300.c (notice_update_cc): Use
2910 2002-02-18 Kazu Hirata <kazu@hxi.com>
2912 * config/h8300/h8300.md (divmod patterns): Change the
2913 constraints for operands[1] to register_operand.
2915 2002-02-18 Kazu Hirata <kazu@hxi.com>
2917 * config/h8300/h8300-protos.h: Remove the prototype for
2919 * config/h8300/h8300.c (p_operand): Remove.
2920 * config/h8300/h8300.md: Replace p_operand with
2923 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2925 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2927 (output_return_instruction): Allow use of LDR to unstack
2928 return addresss even for interrupt handlers or when
2929 interworking. If compiling for ARMv5, use interworking-safe
2930 return instructions by default. Remove duplicated code and
2931 lengthy "strcat" sequences.
2933 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2935 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2936 (LINK_EH_SPEC): Define.
2937 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2939 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2941 * config/s390/s390.c (s390_emit_prologue): Do not set the
2942 frame_related flag for call-clobbered registers.
2944 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2946 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2947 (construct_container): Fix handling of SSE operands.
2948 (ix86_expand_builtin): Fix handling of 64bit pointers.
2949 (mmx_maskmovq_rex): New pattern.
2951 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2953 * regrename.c (kill_set_value): Handle subregs properly.
2955 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2957 * objc/objc-act.c (handle_impent): Remove leading '*'
2958 from objc_class_name.
2960 2002-02-17 Richard Henderson <rth@redhat.com>
2962 * config/alpha/alpha.c (some_small_symbolic_operand,
2963 some_small_symbolic_operand_1, split_small_symbolic_operand,
2964 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2965 Handle small SYMBOL_REFs anywhere, not just inside memories.
2966 * config/alpha/alpha-protos.h: Update.
2967 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2968 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2970 2002-02-17 Roland McGrath <roland@frob.com>
2972 * config.gcc (powerpc-*-gnu-gnualtivec*,
2973 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2974 * config/rs6000/gnu.h: New file.
2975 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2976 Grok "gnu" in rs6000_abi_name.
2977 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2978 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2979 Grok -mcall-gnu analogous to -mcall-linux et al.
2980 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2981 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2982 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2984 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2987 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2990 2002-02-17 Philipp Thomas <pthomas@suse.de>
2992 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2993 ENDFILE_SPEC before (re)defining them.
2995 2002-02-17 Kazu Hirata <kazu@hxi.com>
2997 * config/h8300/h8300.c: Fix formatting.
2998 * config/h8300/h8300.h: Likewise.
3000 2002-02-17 Philipp Thomas <pthomas@suse.de>
3002 * doc/tm.texi: Explain why empty strings should not be
3003 marked for translation.
3005 2002-02-17 Philipp Thomas <pthomas@suse.de>
3007 * final.c (output_operand_lossage): Changed to accept
3008 printf style arguments. Change calls where necessary.
3009 * output.h (output_operand_lossage): Change declaration
3010 accordingly. Update copyright.
3011 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3012 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3013 Update copyright date where necessary.
3015 * config/i386/i386.c (print_operand): Likewise. Remove use of
3018 * config/cris/cris.c (cris_operand_lossage): Likewise.
3019 Rename parameter so that exgettext recognizes it as
3020 translatable message.
3021 (LOSE_AND_RETURN): Rename parameter to msgid.
3023 2002-02-17 Kazu Hirata <kazu@hxi.com>
3025 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3026 hard coded register number with an appropriate macro.
3027 (HARD_REGNO_MODE_OK): Likewise.
3028 (ARG_POINTER_REGNUM): Likewise.
3029 (STATIC_CHAIN_REGNUM): Likewise.
3030 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3031 * config/h8300/h8300.md (define_constants): Define more
3034 2002-02-17 Philipp Thomas <pthomas@suse.de>
3036 * config/i386/i386.h: Don't mark empty strings for translation.
3038 2002-02-16 H.J. Lu <hjl@gnu.org>
3040 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3042 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3044 * cppinit.c (merge_include_chains): Check for brack being
3045 NULL before attempting to merge it with qtail.
3047 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3049 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3052 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3054 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3056 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3058 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3059 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3060 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3062 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3064 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3065 now only if !TARGET_FIX.
3066 (*movsi_nt_vms_fix): New pattern.
3068 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3070 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3071 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3072 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3073 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3074 (alpha_start_function, alpha_expand_epilogue): Likewise.
3075 (unicosmk_gen_dsib): Likewise.
3077 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3079 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3081 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3083 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3084 check_and_change_labels, s390_final_chunkify): Delete.
3085 (s390_split_branches, s390_chunkify_pool): New functions.
3086 (s390_function_prologue): Call them.
3088 * config/s390/s390.h (S390_REL_MAX): Delete.
3089 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3091 * config/s390/s390.md (cjump, icjump, jump): Fix length
3092 attribute calculation.
3095 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3097 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3098 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3100 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3102 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3103 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3104 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3106 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3108 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3110 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3112 * reload.c (find_dummy_reload): Check that an output register
3113 is valid for its mode.
3115 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3117 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3120 * function.c (assign_parms): Demote promoted argument passed by
3121 transparent reference.
3123 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3125 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3126 -Acpu() and -Amachine() to eliminate warnings.
3128 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3130 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3132 2002-02-14 Kazu Hirata <kazu@hxi.com>
3134 * config/h8300/h8300-protos.h: Update the prototype for
3136 * config/h8300/h8300.c (const_costs): Treat SET as a little
3137 more expensive operation.
3138 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3139 reference to const_costs.
3141 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3143 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3145 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3148 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3149 use arguments from newtype.
3151 2002-02-13 Eric Christopher <echristo@redhat.com>
3153 * config/mips/mips.c (override_options): Add check for march/mipsX
3154 on the same command line. Fix error message in cpu processing.
3155 Remove architecture and ISA checks.
3157 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3159 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3161 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3163 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3165 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3167 ("*movv8hi_internal1"): Same.
3168 ("*movv16qi_internal1"): Same.
3169 ("*movv4sf_internal1"): Same.
3171 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3172 not push_reload for altivec modes.
3174 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3176 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3177 all RTEMS targets including removal of #includes from config/*/rtems*.h
3178 file and adding them to tm_file setting. Added xm_defines=POSIX to
3180 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3181 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3182 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3183 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3184 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3185 config/m68k/rtemself.h: Ditto.
3186 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3187 config/mips/rtems64.h: Ditto.
3188 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3189 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3191 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3192 config/sparc/rtemself.h: Ditto.
3193 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3194 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3195 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3197 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3198 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3199 target made more similar to i386-elf.
3200 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3201 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3202 be similar to config/m68k/t-m68kelf.
3203 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3205 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3207 * regmove.c (kill_value): Handle subregs.
3209 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3211 * i386.md (mul patterns): Allow memory operand to be first;
3212 add expanders where needed; fix constraints.
3213 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3214 Allow memory operand to be the first.
3216 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3219 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3222 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3225 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3227 PR optimization/5547:
3228 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3229 all valid IA-32 address modes involving non-scaled %ebx and
3230 GOT/GOTOFF as displacement.
3232 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3234 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3235 after emitting ltorg insns.
3237 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3238 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3239 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3240 *abssf2): Fix "op_type" attribute.
3242 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3244 * mkconfig.sh: Avoid using a subshell redirect.
3245 ($output.T): Change to $(output)T.
3246 (ENABLE_NLS): Remove unneeded undef.
3248 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3249 * config/alpha/x-vms (libsubdir): Define.
3251 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3252 register frame procedures. Optimize retrieving context.
3254 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3255 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3256 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3258 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3260 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3261 Make same change as for find_base_value.
3263 2002-02-13 Kazu Hirata <kazu@hxi.com>
3265 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3266 of QImode and SImode.
3268 2002-02-13 Kazu Hirata <kazu@hxi.com>
3270 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3271 length computation of movsi.
3272 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3274 2002-02-13 Kazu Hirata <kazu@hxi.com>
3276 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3277 operands[2] to register_operand.
3279 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3281 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3283 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3285 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3286 for altivec_lvx* and altivec_stvx*.
3287 ("*movv4si_internal"): Add constraint for loading from GPRs.
3288 ("*movv8hi_internal1"): Same.
3289 ("*movv16qi_internal1"): Same.
3290 ("*movv4sf_internal1"): Same.
3292 * config/rs6000/rs6000.c (altivec_register_operand): New.
3294 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3295 altivec_register_operand.
3297 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3299 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3302 2002-02-13 Stan Shebs <shebs@apple.com>
3304 * c-typeck.c (digest_init): Handle vectors.
3305 (really_start_incremental_init): Same.
3306 (pop_init_level): Same.
3307 (process_init_element): Same.
3309 * varasm.c (output_constant): Same.
3311 * expr.c (clear_storage): Same.
3312 (store_constructor): Same.
3314 2002-02-12 Eric Christopher <echristo@redhat.com>
3316 * explow.c (hard_function_value): Add comment explaining
3317 signed/unsigned comparison.
3319 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3321 * jump.c (never_reached_warning): Add finish argument.
3322 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3323 real insn after end.
3324 * rtl.h (never_reached_warning): Adjust prototype.
3325 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3326 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3327 never_reached_warning.
3329 2002-02-12 Graham Stott <grahams@redhat.com>
3331 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3333 2002-02-12 Kazu Hirata <kazu@hxi.com>
3335 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3336 logical shifts on H8/300.
3337 (shift_alg_si): Improve several shifts on H8/300.
3338 (get_shift_alg): Likewise.
3340 2002-02-12 Graham Stott <grahams@redhat.com>
3342 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3344 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3346 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3347 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3349 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3351 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3352 non-CONST_INT through default_assemble_integer.
3353 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3354 <case 8>: Abort for CONST_DOUBLE.
3356 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3358 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3360 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3361 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3363 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3365 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3367 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3369 * regrename.c (regrename_optimize): Don't accept a
3370 part-clobbered register if the replaced register is not part
3373 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3374 take padding into account when computing the argument value.
3376 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3378 * combine.c (try_combine): Apply substitutions in
3379 CALL_INSN_FUNCTION_USAGE too.
3381 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3383 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3384 __builtin_altivec_abs*.
3387 * config/rs6000/rs6000.h (rs6000_builtins): Add
3388 ALTIVEC_BUILTIN_ABS*.
3390 * config/rs6000/altivec.h: Use const char for builtins expecting
3392 (vec_abs): New versions for C and C++.
3395 2002-02-10 Kazu Hirata <kazu@hxi.com>
3397 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3400 2002-02-10 Kazu Hirata <kazu@hxi.com>
3402 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3403 constant definition from h8300.md.
3404 (FRAME_POINTER_REGNUM): Likewise.
3405 * config/h8300/h8300.md (define_constants): Add FP_REG.
3407 2002-02-10 Kazu Hirata <kazu@hxi.com>
3409 * config/h8300/h8300.c (print_operand): Remove redundant code.
3411 2002-02-10 Kazu Hirata <kazu@hxi.com>
3413 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3414 * config/h8300/h8300.c (byte_reg): Make it static.
3416 2002-02-10 Richard Henderson <rth@redhat.com>
3419 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3421 2002-02-10 Richard Henderson <rth@redhat.com>
3424 * tree.c (append_random_chars): Don't abort if main_input_filename
3427 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3429 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3431 2002-02-10 Kazu Hirata <kazu@hxi.com>
3433 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3434 (pushhi1): Likewise.
3436 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3438 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3439 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3441 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3443 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3445 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3447 2002-02-09 Kazu Hirata <kazu@hxi.com>
3449 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3450 a half of an SImode register on H8/300.
3452 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3454 * i386.md (movdi_2): Add missing '!'.
3456 2002-02-09 Kazu Hirata <kazu@hxi.com>
3458 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3461 2002-02-09 Kazu Hirata <kazu@hxi.com>
3463 * config/h8300/h8300.md (length): Correct the distance valid
3464 for the short branch.
3466 2002-02-09 Kazu Hirata <kazu@hxi.com>
3468 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3470 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3472 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3473 registers in SImode.
3474 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3477 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3480 Contribute sh64-elf.
3481 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3482 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3483 (sh_cannot_modify_jumps_p): New function.
3484 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3485 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3486 (sh_ms_bitfield_layout_p): New function.
3487 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3488 Zack Weinberg <zack@codesourcery.com>
3489 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3490 expand_simple_binop instead of expand_binop.
3491 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3492 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3493 use of .quad and .uaquad.
3494 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3495 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3496 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3497 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3498 movdi_const_16bit): Make sure all CONSTs have modes.
3499 (sym2PIC): Ditto, but by adjusting all callers.
3500 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3501 if the prologue calls the SHmedia argument decoder or register
3503 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3504 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3505 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3506 (sh_expand_epilogue): Don't emit USE of return target register.
3507 (prepare_move_operands): Legitimize DImode PIC addresses.
3508 (sh_media_register_for_return): Skip tr0, used to initialize the
3510 (sh_expand_prologue): Remove explicit USE of return register.
3511 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3512 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3513 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3514 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3515 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3517 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3518 (MOVI_SHORI_BASE_OPERAND_P): New.
3519 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3520 (EXTRA_CONSTRAINT_T): Define in terms of them.
3521 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3522 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3523 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3524 alternatives supporting TARGET_REGS.
3525 (UNSPEC_GOTPLT): New constant.
3526 (movdi split): Move incrementing of LABEL_NUSES...
3527 (movdi_const, movdi_const_32bit): Here. Use
3528 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3529 (movdi_const_16bit): New.
3530 (call, call_value) [flag_pic]: Use GOTPLT.
3531 (call_pop, call_value_pop): New expands.
3532 (call_pop_compact, call_pop_rettramp): New insns.
3533 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3534 (sibcall) [flag_pic]: Use GOT.
3535 (builtint_setjmp_receiver): Remove bogus, unused expand.
3536 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3537 (*pt, *ptb, ptrel): New insns.
3538 (sym2GOT): Handle DImode GOT.
3539 (sym2GOTPLT, symGOTPLT2reg): New expands.
3540 (sym2PIC): New expand.
3541 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3542 (shcompact_return_tramp_i): Use return register explicitly.
3543 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3544 disable flag_reorder_blocks.
3545 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3546 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3547 clobbers, for clarity.
3548 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3549 restoring of r0 in macl as MAYBE_DEAD.
3550 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3551 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3552 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3553 alter_subreg all over.
3554 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3555 reload, instead of emitting instructions that would require
3557 (casesi_load_media): Add missing modes.
3558 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3559 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3560 as used if the argument decoder is called.
3561 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3562 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3563 Pmode, then extend it to DImode if necessary.
3564 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3565 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3566 constants in FPU-enabled SHmedia, let them be loaded from memory.
3567 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3568 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3569 Adjust whitespace in assembly output templates.
3570 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3571 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3572 mode of if_then_else.
3573 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3574 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3576 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3577 Joern Rennecke <amylaar@redhat.com>
3578 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3579 (SUBTARGET_CPP_PTR_SPEC): New.
3580 (SUBTARGET_CPP_SPEC): Remove.
3581 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3582 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3583 Fix typo in previous checkin.
3584 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3585 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3586 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3587 Alexandre Oliva <aoliva@redhat.com>
3588 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3589 what single FP register can hold for SHmedia target.
3590 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3591 Alexandre Oliva <aoliva@redhat.com>
3592 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3593 Do not split into SUBREG.
3594 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3595 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3596 and added new functions as specified in SH5 ABI r9.
3597 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3598 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3600 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3601 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3602 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3603 and consttable_window_ends.
3604 2001-06-03 Graham Stott <grahams@redhat,com>
3605 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3606 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3607 * config/sh/sh.c (print_operand): Handle floating-point pair,
3608 vector and matrix registers.
3609 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3610 vector modes into account.
3611 * config/sh/sh.md (movv2sf): Split move between registers into
3613 (movv4sf, movv16sf): Introduce insns that get split only after
3615 * config/sh/shmedia.h: Fix Copyright dates.
3616 * config/sh/ushmedia.h: Likewise. Move loop counter
3617 declarations into conditionals that uses them.
3618 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3620 * config/sh/sshmedia.h: Fix Copyright dates.
3621 (sh_media_PUTCFG): Fix constraints.
3622 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3623 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3624 ptrmemfunc_vbit_in_delta for SH5.
3625 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3626 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3627 * invoke.texi: Likewise.
3628 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3629 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3630 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3631 GCC_pop_shmedia_regs_nofpu): New global symbols.
3632 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3633 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3634 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3635 compact function with nonlocal labels.
3636 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3637 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3638 (initial_elimination_offset): Account for their stack space.
3639 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3640 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3641 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3642 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3643 least one of the operands to be a register.
3644 (movv2sf): Likewise. Renamed to movv2sf_i.
3645 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3646 prepare_move_operands() before emitting SHmedia insns.
3647 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3648 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3649 Don't save nor initialize r12. Don't mis-align the stack.
3650 Pad the code with a nop.
3651 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3653 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3654 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3655 [__SHMEDIA__]: Implement.
3656 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3657 * config/sh/sh.md: Set latency of `pt' closer to reality.
3658 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3659 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3660 Set move, load and store type attributes.
3661 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3662 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3664 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3665 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3666 * config/sh/sh.c (sh_media_register_for_return): New function.
3667 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3668 branch-target register.
3669 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3670 * config/sh/sh.md (return_media_i): Use any call-clobbered
3671 branch-target register.
3672 (return_media): If r18 wasn't copied in the prologue, copy it
3674 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3675 Clear class FP0_REGS.
3676 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3678 2001-03-08 DJ Delorie <dj@redhat.com>
3679 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3680 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3681 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3682 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3683 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3684 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3685 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3686 return value correctly for call_cookie.
3687 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3688 * config/sh/crt1.asm (start): Modified so as to call
3689 ___setup_argv_and_call_main.
3690 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3691 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3693 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3694 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3695 (STRIP_NAME_ENCODING): Use it.
3696 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3697 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3698 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3699 prepare_scc_operands().
3700 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3701 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3702 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3703 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3704 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3705 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3706 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3707 used in shcompact_incoming_args.
3708 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3710 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3712 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3714 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3715 Simplify. Adjust. Add sanity check.
3716 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3718 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3720 (udivsi3, divsi3): Use them.
3721 (force_mode_for_call): New insn.
3722 (call, call_value, sibcall_value): Emit it before SHcompact
3724 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3725 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3726 call cookie is non-NULL before taking its value.
3727 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3728 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3729 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3730 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3732 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3733 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3734 temporary for stack adjusts. Use MACL and MACH to pass
3735 arguments to shcompact_incoming_args.
3736 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3738 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3739 (nested_trampoline): Load static chain address into r1.
3740 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3741 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3742 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3743 fp_arith_reg_operand().
3744 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3745 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3746 and use signed compares for them.
3747 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3748 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3749 ones properly aligned.
3750 (find_barrier): Account for extra alignment needed for 8-byte wide
3752 (machine_dependent_reorg): Require a label for the second 4-byte
3753 constant after an 8-byte one.
3754 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3756 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3757 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3758 last_float when switching float modes.
3759 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3760 auto-increment for general-purpose registers.
3761 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3763 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3765 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3766 registers for varargs.
3767 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3768 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3769 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3770 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3771 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3772 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3773 call_cookie accordingly.
3774 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3775 (SHCOMPACT_BYREF): Likewise.
3776 (SHCOMPACT_FORCE_ON_STACK): New macro.
3777 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3778 (sh_builtin_saveregs): Likewise.
3779 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3780 shcompact_incoming_args): Use new shift values. Support
3781 sequences of consecutive and non-consecutive pushes/pops.
3782 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3783 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3784 * config/sh/sh.h (TEXT_SECTION): Define.
3785 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3786 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3787 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3788 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3789 return values on FPU-enabled SHmedia.
3790 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3791 FPU-enabled SHmedia.
3792 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3793 value is returned in a non-FP reg and is not returned by
3795 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3797 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3798 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3799 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3800 quad-aligned to be passed by callee-copy reference.
3801 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3802 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3803 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3804 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3805 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3806 copying low-numbered FP regs to r7 and r8.
3807 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3808 FP regs to general-purpose regs only if the copy was passed on the
3810 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3811 copying FP reg to r9.
3812 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3813 copy FP regs to general-purpose regs only in outgoing calls.
3814 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3815 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3817 * config/sh/sh.h (struct sh_args): Document all fields.
3818 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3819 passed partially on the stack should not consider making
3821 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3822 stack_regs only for incoming calls. When passing FP args,
3823 make sure there are FP regs available before modifying
3825 (SHCOMPACT_BYREF): Pass double args in general-purpose
3826 registers by reference.
3827 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3828 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3829 attempt to generate sibcalls if the caller got any arguments
3831 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3832 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3833 to 8-byte boundaries.
3834 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3835 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3836 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3837 stored in the stack.
3838 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3839 for the offsets to have the ISA bit set.
3840 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3841 invocation. Use beq instead of bgt to mark end of sequence of
3843 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3844 bgt to mark end of sequence of stores.
3845 * config/sh/sh.c (arith_operand): Don't check whether
3846 CONST_OK_FOR_J for now.
3847 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3848 instead of long for conversion.
3849 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3850 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3851 before passing it to fprintf.
3852 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3853 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3854 Call set_fpscr before reading/writing SR.
3855 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3857 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3859 (FMOVD_WORKS): Define on SH5 with FPU.
3860 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3862 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3864 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3865 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3867 (ia_main_table): Ditto.
3868 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3869 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3870 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3871 the definitions from sh.h.
3872 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3874 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3875 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3876 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3877 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3878 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3879 Increment LABEL_NUSES.
3881 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3883 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3885 * config/sh/elf.h (SIZE_TYPE): Likewise.
3886 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3887 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3888 shcompact_incoming_args): Load switch table addresses using
3890 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3891 (NO_BUILTIN_SIZE_TYPE): Define.
3892 (SIZE_TYPE): Don't define.
3893 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3894 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3895 definition of __SH5__=32 for -m5-compact-nofpu.
3896 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3898 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3899 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3900 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3901 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3902 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3903 (INSN_LENGTH_ALIGNMENT): Likewise.
3904 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3905 * config/sh/sh.md (call, call_value, sibcall): Simplify
3906 copying of non-branch-target register.
3907 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3908 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3909 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3910 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3911 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3912 floating-point values as structs.
3913 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3914 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3915 general-purpose register.
3916 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3917 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3918 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3919 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3920 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3921 (ENCODE_SECTION_INFO): Enclose variables and constants in
3923 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3924 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3925 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3926 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3927 only for LABEL_REFs. For SYMBOL_REFs, prepend
3928 SH_DATALABEL_ENCODING to the symbol name.
3929 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3931 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3932 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3934 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3935 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3936 (DATALABEL_REF_P): Don't require CONST.
3937 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3939 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3940 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3942 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3943 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3944 Use shallow_copy_rtx and PUT_MODE to change the mode of
3945 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3946 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3947 on SHmedia using GENERAL_REGs.
3948 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3949 bltu_media_i): Fix reversion of conditions.
3950 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3951 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3952 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3953 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3954 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3955 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3956 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3957 (GCC_nested_trampoline): Likewise.
3958 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3959 * config/sh/sh.c (gen_datalabel_ref): Define.
3960 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3961 (INITIALIZE_TRAMPOLINE): Likewise.
3962 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3963 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3964 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3965 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3966 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3967 (ic_invalidate): Adjust for SH5.
3968 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3969 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3971 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3972 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3973 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3974 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3975 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3976 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3977 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3978 * config/sh/sh.c (target_reg_operand): Match only target-branch
3979 registers and pseudos that aren't virtual registers.
3980 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3981 Copy operands that don't match target_reg_operand to pseudos.
3982 (call_media, call_value_media, sibcall_media): Use
3983 target_reg_operand instead of target_operand.
3984 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3985 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3986 * config/sh/sh.c (target_reg_operand): Match hardware registers
3987 other than branch-target registers.
3988 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3989 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3990 (fpscr_values) [SH5 == 32]: Define.
3991 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3992 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3993 Handle function addresses coming in SUBREGs.
3994 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3995 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3996 shcompact_return_trampoline): Use datalabel where appropriate.
3997 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3998 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3999 general-purpose register to copy one branch-target register to
4001 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4002 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4003 SYMBOL_REFs with VOIDmode.
4004 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4005 bltu_media_i): New insns.
4006 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4007 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4008 (INIT_CUMULATIVE_ARGS): Likewise.
4009 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4010 * machmode.def (V16SFmode): New mode.
4011 * c-common.c (type_for_mode): Support V2SF and V16SF.
4012 * tree.c (build_common_tree_nodes_2): Likewise.
4013 * tree.h (tree_index): Likewise.
4014 * calls.c (emit_call_1): Take args_so_far. Adjust all
4015 callers. Introduce CALL_POPS_ARGS.
4016 * tm.texi (CALL_POPS_ARGS): Document.
4017 * config/sh/crt1.asm: Implement in SHmedia mode.
4018 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4019 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4020 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4021 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4022 Implement divsi and udivsi in SHmedia mode. Introduce
4023 SHcompact trampolines.
4024 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4026 (regno_reg_class): Rewrite.
4027 (fp_reg_names): Remove.
4028 (sh_register_names, sh_additional_register_names): New.
4029 (print_operand): Added `u'. Support SUBREGs in addresses.
4030 Add parentheses around shifted CONSTs.
4031 (output_file_start): Output .mode and .abi directives.
4032 (shiftcosts, addsubcosts, multcosts): Adjust.
4033 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4034 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4035 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4036 bytes, not registers. Take into account the need for the
4037 SHcompact incoming args trampoline. Adjust all callers.
4038 (sh_expand_prologue): Take stack_regs into account. Call
4039 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4040 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4041 stack aligned as per SH5 ABI.
4042 (sh_builtin_saveregs): Support SH5 ABI.
4043 (sh_build_va_list, sh_va_start): Likewise.
4044 (initial_elimination_offset): Take alignment into account.
4045 Compute location of PR according to the SH5 stack frame.
4046 (arith_reg_operand): Reject branch-target registers.
4047 (shmedia_6bit_operand): New.
4048 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4049 (target_reg_operand): Match DImode only. Accept SUBREGs.
4050 (target_operand): New.
4051 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4052 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4053 SIBCALL_REGS for SHmedia.
4054 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4055 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4056 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4057 (TARGET_SWITCHES): New SH5 flags.
4058 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4059 VALID_REGISTER_P to disable unsupported registers.
4060 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4061 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4062 (FUNCTION_ARG_PADDING): Define.
4063 (FASTEST_ALIGNMENT): Adjust.
4064 (SH_REGISTER_NAMES_INITIALIZER): New.
4065 (sh_register_names): Declare.
4066 (DEBUG_REGISTER_NAMES): Define.
4067 (REGISTER_NAMES): Define based on sh_register_names.
4068 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4069 (sh_additional_register_names): Declare.
4070 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4071 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4072 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4073 (REGISTER_NATURAL_MODE): Define.
4074 (FIRST_PSEUDO_REGISTER): Adjust.
4075 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4076 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4077 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4078 (VECTOR_MODE_SUPPORTED_P): Define.
4079 (REG_CLASS_CONTENTS): Adjust.
4080 (SMALL_REGISTER_CLASSES): Adjust.
4081 (REG_ALLOC_ORDER): Adjust.
4082 (INDEX_REG_CLASS): Adjust.
4083 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4084 (CONST_OK_FOR_LETTER_P): Adjust.
4085 (PREFERRED_RELOAD_CLASS): Adjust.
4086 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4087 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4088 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4089 (FIRST_FP_PARM_REG): Adjust.
4090 (CALL_POPS_ARGS): Define.
4091 (FUNCTION_ARG_REGNO_P): Adjust.
4092 (struct sh_args): New fields.
4093 (GET_SH_ARG_CLASS): Adjust.
4094 (INIT_CUMULATIVE_ARGS): Adjust.
4095 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4096 (FUNCTION_ARG_ADVANCE): Adjust.
4097 (FUNCTION_ARG): Adjust.
4098 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4099 (FUNCTION_ARG_CALLEE_COPIES): Define.
4100 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4101 (STRICT_ARGUMENT_NAMING): Define.
4102 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4103 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4104 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4105 (SETUP_INCOMING_VARARGS): Adjust.
4106 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4107 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4108 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4109 (SUBREG_OK_FOR_INDEX_P): Adjust.
4110 (EXTRA_CONSTRAINT_S): Update.
4111 (EXTRA_CONSTRAINT_T): New.
4112 (EXTRA_CONSTRAINT): Adjust.
4113 (GO_IF_LEGITIMATE_INDEX): Adjust.
4114 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4115 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4117 (MAX_MOVE_MAX): Define.
4119 (CONST_COSTS): Adjust.
4120 (REGISTER_MOVE_COST): Adjust.
4121 (BRANCH_COST): Adjust.
4122 (TEXT_SECTION_ASM_OP): Adjust.
4123 (DBX_REGISTER_NUMBER): Adjust.
4124 (ASM_OUTPUT_DOUBLE_INT): New.
4125 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4126 (PREDICATE_CODES): Adjust.
4127 (PROMOTE_MODE): Adjust.
4128 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4129 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4130 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4131 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4132 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4133 (TR0_REG, TR1_REG, TR2_REG): New.
4134 (XD0_REG): Renumber.
4135 (UNSPEC_COMPACT_ARGS): New.
4136 (type): Added pt and ptabs.
4137 (length): Default to 4 on SHmedia. Default pt length to 12
4138 and 20 on SHmedia32 and SHmedia64, respectively.
4139 (pt): New function unit.
4140 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4141 Add whitespace between operands of SHmedia instructions.
4143 (adddi3_media, addsi3_media): Adjust constraints.
4144 (subsi3) [SHmedia]: Force operand 1 into a register.
4145 (udivsi3_i1_media, udivsi3_i4_media): New.
4146 (udivsi3): Support SHmedia.
4147 (divsi3_i1_media, divsi3_i4_media): New.
4148 (divsi3): Support SHmedia.
4149 (anddi3, iordi3, xordi3): Adjust constraints.
4150 (zero_extendhidi2, zero_extendqidi2): New.
4151 (extendsidi2, extendhidi2, extendqidi2): New.
4152 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4153 (pop_e, pop_fpul, pop_4): Likewise.
4154 (movsi_media): Support FP and BT registers.
4155 (movsi_media_nofpu): New. Adjust splits to DImode.
4156 (lduw, ldub): Renamed to zero_extend* above.
4157 (movqi_media): Fix typo.
4158 (movdi_media): Support FP and BT registers.
4159 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4160 (movdi_const_32bit): New.
4161 (shori_media): Require immediate operand. Use `u' for output.
4162 (movdf_media, movsf_media): Simplified.
4163 (movdf_media_nofpu, movsf_media_nofpu): New.
4164 (movdf, movsf): Adjust
4165 (movv2sf, movv2sf, movv16sf): New.
4166 (beq_media, beq_media_i): Adjust constraints. Don't use
4167 scratch BT register.
4168 (bne_media, bne_media_i): Likewise.
4169 (bgt_media, bgt_media_i): Likewise.
4170 (bge_media, bge_media_i): Likewise.
4171 (bgtu_media, bgtu_media_i): Likewise.
4172 (bgeu_media, bgeu_media_i): Likewise.
4173 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4174 bunordered): Emit jump insn. Force operands to registers when
4176 (jump_media, jump): Simplify.
4177 (call_compact, call_compact_rettramp): New.
4178 (call_value_compact, call_value_compact_rettramp): New.
4179 (call_media, call_value_media): Simplify.
4180 (sibcall_compact, sibcall_media): New.
4181 (call, call_value): Adjust for SHmedia and SHcompact.
4182 (sibcall, sibcall_value, untyped_call): Likewise.
4183 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4184 (indirect_jump): Adjust for SHmedia.
4185 (casesi_jump_media): New.
4186 (nop): Re-enable for SHmedia.
4187 (call_site): Restrict to SH1.
4188 (casesi): Adjust for SHmedia.
4189 (casesi_shift_media, casesi_load_media): New.
4190 (return): Explicitly use PR register. Call return trampoline
4192 (return_i): Explicitly use PR register.
4193 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4194 (return_media): Adjust.
4195 (shcompact_incoming_args): New.
4197 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4198 (movstrsi): Disable on SH5.
4199 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4200 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4201 (subsf3, subsf3_media): Likewise.
4202 (mulsf3, mulsf3_media, mac_media): Likewise.
4203 (divsf3, divsf3_media): Likewise.
4204 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4205 (floatsisf2, fux_truncsfsi2): Likewise.
4206 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4208 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4209 (cmpunsf_media, cmpsf): Likewise.
4210 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4211 (abssf2, abssf2_media): Likewise.
4212 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4213 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4214 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4215 (floatsidf2, fix_truncdfsi2): Likewise.
4216 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4218 (cmpeqdf_media, cmpgtdf_media): Likewise.
4219 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4220 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4221 (absdf2, absdf2_media): Likewise.
4222 (extendsfdf2, extendsfdf2_media): Likewise.
4223 (truncsfdf2, truncsfdf2_media): Likewise.
4224 * config/sh/sh64.h: New file.
4225 * config/sh/t-sh64: New file.
4226 * config/sh/shmedia.h: New file.
4227 * config/sh/ushmedia.h: New file.
4228 * config/sh/sshmedia.h: New file.
4229 * configure.in: Added sh64-*-elf.
4230 * configure: Rebuilt.
4231 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4232 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4233 (reg_class_from_letter): Use `b' for TARGET_REGS.
4234 (print_operand): Support `%M', `%m', `AND' and
4235 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4236 (andcosts): Adjust for SHmedia.
4237 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4239 (target_reg_operand): New function.
4240 * config/sh/sh-protos.h (target_reg_operand): Declare.
4241 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4242 FP registers on SH5.
4243 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4245 (TARGET_REGISTER_P): New macro.
4246 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4247 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4248 (EXTRA_CONSTRAINT_S): New macro.
4249 (EXTRA_CONSTRAINT): Adjust.
4250 (FLOAT_TYPE_SIZE): Define to 32.
4251 (Pmode): DImode on SHmedia.
4252 (CONST_COSTS): Adjust for SHmedia literals.
4253 (PREDICATE_CODES): Added target_reg_operand.
4254 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4255 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4256 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4257 (cmpdi): Accept SHmedia.
4258 (movdicc_false, movdicc_true): New insns.
4259 (movdicc): New expand.
4260 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4262 (addsi3_media): Match `S' constraint.
4263 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4264 (negdi2): Expand for SHmedia.
4265 (one_cmpldi2): New expand.
4266 (zero_extendsidi2): Change from expand to insn.
4267 (extendsidi2): Add constraints.
4268 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4269 LD/ST address. Fix SI immediate loading split.
4270 (movhi_media, movqi_media, lduw, ldub): New insns.
4271 (movhi, movqi): Accept SHmedia.
4272 (shori_media, movdi_media): Relax input constraints. Split
4274 (movdf_media, movsf_media): New insn. New split to movdi.
4275 (movdf, movsf): Match on SHmedia.
4276 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4277 bgeu_media): New insns and splits. New insns with `_i' suffix.
4278 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4279 (bunordered): New expand.
4280 (jump_compact): Renamed from `jump'.
4281 (jump_media): New insn.
4283 (call_media, call_value_media): New insns.
4284 (call, call_value): Adjust.
4285 (indirect_jump_compact): Renamed from `indirect_jump'.
4286 (indirect_jump_media): New insn.
4287 (indirect_jump): New expand.
4288 (untyped_call, return): Accept SHmedia.
4289 (return_media): New insn.
4290 (prologue, epilogue, blockage): Accept SHmedia.
4291 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4292 (sunordered): New expand.
4293 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4294 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4295 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4296 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4297 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4298 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4299 abssf2_media): New insns.
4300 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4301 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4302 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4303 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4304 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4305 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4306 absdf2_media): New insns.
4307 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4308 (extendsfdf2_media, truncdfsf2_media): New insns.
4309 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4310 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4311 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4312 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4313 * config/sh/sh.md (adddi3): New expand.
4314 (adddi3_media, adddi3z_media): New insns.
4315 (adddi3_compact): Renamed from adddi3.
4316 (addsi3_media): Use add.l r63 to add constant zero.
4317 (subdi3): New expand.
4318 (subdi3_media): New insn.
4319 (subdi3_compact): Renamed from subdi3.
4320 (mulsidi3): New expand.
4321 (mulsidi3_media): New insn.
4322 (mulsidi3_compact): Renamed from mulsidi3.
4323 (umulsidi3): New expand.
4324 (umulsidi3_media): New insn.
4325 (umulsidi3_compact): Renamed from umulsidi3.
4326 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4327 (ashlsi3, ashrsi3, lshrsi3): Use them.
4328 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4329 (ashldi3, ashrdi3, lshrdi3): Use them.
4330 (zero_extendsidi2): New expand.
4331 (extendsidi2): New insn.
4332 (movsi_media): New insn. Split to movdi to load constants.
4333 (movsi): Enable for shmedia.
4334 (movdi_media): New insn. Use shori_media to load wide constants.
4335 (short_media): New insn.
4336 (movdi): Enable for shmedia.
4337 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4338 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4339 (SUBTARGET_CPP_SPEC): Added `!m5'.
4340 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4341 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4342 to all other SH variants.
4343 (TARGET_DEFAULT): Set to SH1_BIT.
4344 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4345 (BITS_PER_WORD): Raise to 64 on shmedia.
4346 (MAX_BITS_PER_WORD): Change to 64.
4347 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4348 (INT_TYPE_SIZE): Keep as 32.
4349 (UNITS_PER_WORD): Raise to 8 on shmedia.
4350 (MIN_UNITS_PER_WORD): Keep as 4.
4351 (POINTER_SIZE): Raise to 64 on shmedia.
4352 (CONST_OK_FOR_J): New macro.
4353 (CONST_OK_FOR_LETTER_P): Use it.
4354 (processor_type): Add PROCESSOR_SH5.
4355 * config/sh/sh.md: Conditionalize all expands, insns and
4356 splits to TARGET_SH1.
4358 (addsi3_compact): Renamed from...
4359 (addsi3): Now an expand.
4360 (addsi3_media, subsi3_media): New insns.
4361 (subsi3): Don't negate constants with SHmedia.
4363 * hooks.c: New file.
4364 * hooks.h: New file.
4365 * Makefile.in (HOOKS_H): New.
4366 (TARGET_DEF_H): Added $(HOOKS_H).
4367 (OBJS): Added hooks.o.
4368 (cfgcleanup.o, bb-reorder.o): Added target.h.
4369 (hooks.o): Added dependencies.
4370 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4371 (TARGET_INITIALIZER): this.
4372 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4373 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4374 * bb-reorder.c: Include target.h.
4375 (reorder_basic_blocks): Skip if cannot modify jumps.
4376 * cfgcleanup.c: Include target.h.
4377 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4379 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4381 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4382 Protect jump delay slot instructions with .set noreorder and
4385 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4387 * config/mips/mips.md (casesi_internal_di): Calculate
4388 the index into the target offset table correctly.
4390 2002-02-08 Richard Henderson <rth@redhat.com>
4392 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4393 * final.c (output_addr_const): Accept and discard SUBREG.
4394 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4395 mark them unknown instead.
4396 (simplify_subtraction): Handle RTX_UNKNOWN.
4397 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4399 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4401 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4403 2002-02-08 Richard Henderson <rth@redhat.com>
4405 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4407 2002-02-08 Andreas Jaeger <aj@suse.de>
4409 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4410 * config/i386/t-linux64: New file.
4412 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4414 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4415 * c-parse.in (compstmt): Clear last_expr_type.
4417 2002-02-07 Richard Henderson <rth@redhat.com>
4419 * loop.c (strength_reduce): Sink final_value when not
4422 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4424 * config/sparc/freebsd.h: Fix mismatched spec {.
4426 2002-02-07 Richard Henderson <rth@redhat.com>
4428 * cfgrtl.c: Include recog.h and insn-config.h.
4429 (keep_with_call_p): Fix general_operand invocation.
4430 * Makefile.in (cfgrtl.o): Update dependencies.
4432 2002-02-07 Kazu Hirata <kazu@hxi.com>
4434 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4435 comment. Accept HImode only if TARGET_H8300.
4437 2002-02-07 Eric Christopher <echristo@redhat.com>
4439 * config/mips/crtn.asm: Cleanup #ifdefs.
4441 2002-02-07 Eric Christopher <echristo@redhat.com>
4443 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4444 register 7 as RA instead of $31.
4445 * config/mips/crtn.asm: Ditto.
4446 * config/mips/mips.c (mips_move_2words): Add case for
4447 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4448 (compute_frame_size): Fix typo.
4449 (save_restore_insns): Ditto. Make documentation about using
4450 register $7 as return register more precise.
4451 (mips_expand_epilogue): Fix comment. Add code to work around not
4452 being able to add to the stack pointer directly.
4453 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4454 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4457 2002-02-07 Tom Rix <trix@redhat.com>
4459 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4460 immediates in ldu and stdu DS opcode field.
4461 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4462 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4463 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4465 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4467 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4468 offset for stack bias.
4470 2002-02-07 H.J. Lu <hjl@gnu.org>
4472 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4474 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4476 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4478 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4480 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4481 * i386.c (x86_order_regs_for_local_alloc): New global function.
4482 * i386.h (REG_ALLOC_ORDER): CLeanup.
4483 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4485 2002-02-07 Richard Henderson <rth@redhat.com>
4487 PR optimization/2463
4488 * alias.c (find_base_value): Recall base values for fixed hard regs.
4489 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4491 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4493 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4496 2002-02-06 Richard Henderson <rth@redhat.com>
4499 * stmt.c (resolve_operand_name_1): Take more care with mixed
4500 named and unnamed operands.
4502 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4503 Jan Hubicka <jh@suse.cz>
4505 * loop.c (remove_constant_addition): Avoid clobbering a shared
4508 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4510 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4511 * config/s390/t-linux64: New file.
4512 * config/s390/libgcc-glibc.ver: New file.
4514 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4516 * config/s390/linux64.h: Delete file.
4517 * config/s390/s390x.h: New file.
4518 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4519 as target header file.
4520 * config/s390/linux.h (TARGET_VERSION): Define depending on
4521 DEFAULT_TARGET_64BIT.
4522 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4523 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4524 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4525 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4526 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4527 (EXTRA_SPEC): New define.
4528 * config/s390/s390.h (TARGET_VERSION): Define depending on
4529 DEFAULT_TARGET_64BIT.
4530 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4532 2002-02-06 Jason Merrill <jason@redhat.com>
4534 * c-decl.c (finish_function): Warn about a non-void function with
4535 no return statement and no abnormal exit.
4536 (current_function_returns_abnormally): New variable.
4537 (start_function): Clear it.
4538 (struct c_language_function): Add returns_abnormally.
4539 (push_c_function_context): Save it.
4540 (pop_c_function_context): Restore it.
4541 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4542 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4543 an explicit return type.
4544 * c-tree.h: Declare current_function_returns_abnormally.
4545 (C_FUNCTION_IMPLICIT_INT): New macro.
4546 * c-typeck.c (build_function_call): Set it.
4547 (c_expand_return): Set current_function_returns_value even if the
4550 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4553 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4554 unsafe for reevaluation.
4556 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4559 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4560 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4562 2002-02-06 Richard Henderson <rth@redhat.com>
4564 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4565 be a general_operand. Dest for function value must be a pseudo.
4567 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4569 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4570 as SYMBOL_REFs from the constant pool.
4572 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4574 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4575 passed by invisible reference.
4577 2002-02-05 Richard Henderson <rth@redhat.com>
4579 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4581 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4583 Implement using "base addresses" in insn operands as default.
4584 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4585 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4586 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4587 used to read the rtx value.
4588 (mmix_target_asm_function_epilogue): Fix spacing.
4589 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4590 (mmix_legitimate_address): Ditto.
4591 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4592 should be loaded with a GETA insn. Don't allocate needless extra
4593 char for nul termination and fix misleading comment.
4594 (mmix_print_operand_address): Handle constants if
4595 TARGET_BASE_ADDRESSES.
4596 (mmix_output_register_setting): Use base addressing if
4597 TARGET_BASE_ADDRESSES and the number of insns is 3.
4598 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4599 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4600 to use R as constraint, add LDA to match s.
4601 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4602 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4603 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4604 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4605 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4606 order with other fixed registers.
4607 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4608 other parameter/call-clobbered registers.
4609 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4610 -mbase-addresses, -mno-base-addresses.
4611 (MMIX Options): Ditto.
4613 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4615 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4617 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4619 * config/rs6000/altivec.h: Change elem to _S_elem.
4621 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4623 * config/netbsd.h (WCHAR_TYPE): Define.
4624 (WCHAR_TYPE_SIZE): Ditto.
4626 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4627 (WCHAR_UNSIGNED): Ditto.
4628 (WCHAR_TYPE_SIZE): Ditto.
4630 * config/arm/netbsd.h: Likewise.
4631 * config/i386/netbsd-elf.h: Likewise.
4632 * config/i386/netbsd.h: Likewise.
4633 * config/m68k/netbsd-elf.h: Likewise.
4634 * config/m68k/netbsd.h: Likewise.
4635 * config/ns32k/netbsd.h: Likewise.
4636 * config/sparc/netbsd.h: Likewise.
4637 * config/vax/netbsd.: Likewise.
4639 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4641 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4642 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4643 (TARGET_INITIALIZER): this.
4644 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4645 (BITFIELD_NBYTES_LIMITED): Markup fix.
4646 * tree.h (default_ms_bitfield_layout_p): Declare.
4647 (record_layout_info): Added prev_field.
4648 * tree.c (default_ms_bitfield_layout_p): New fn.
4649 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4650 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4651 * stor-layout.c: Include target.h.
4652 (start_record_layout): Initialize prev_field.
4653 (place_field): Handle MS bit-field layout, and disregard
4654 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4655 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4656 * Makefile.in (stor-layout.o): Adjust dependencies.
4658 2002-02-05 Jason Merrill <jason@redhat.com>
4660 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4662 2002-02-05 Andreas Jaeger <aj@suse.de>
4664 * crtstuff.c: Fix comments.
4666 2002-02-05 Richard Henderson <rth@redhat.com>
4669 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4670 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4673 * config/mips/mips.c (function_arg): Handle TImode.
4674 (function_arg_advance): Likewise.
4676 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4678 * config/rs6000/altivec.h (vec_step_help): Rename to
4681 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4683 * config/rs6000/altivec.h: Fix typos.
4685 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4687 * config/arm/netbsd.h: Correct a comment.
4689 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4691 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4692 building void typed builtins.
4694 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4695 (vec_step): Implement for C++.
4697 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4699 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4701 2002-02-04 Richard Henderson <rth@redhat.com>
4703 * combine.c (nonzero_bits): Re-introduce special case for
4704 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4706 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4708 * doc/extend.texi: Warn about unsupported usage of altivec
4711 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4712 (altivec_predicate_*): New.
4714 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4715 Add C++ version of vec_*() functions.
4717 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4718 (bdesc_2arg): Remove altivec predicates.
4719 (altivec_expand_builtin): Handle predicates.
4720 (altivec_init_builtins): Handle predicates.
4721 (altivec_expand_predicate_builtin): New.
4723 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4725 * pa.c (DO_FRAME_NOTES): Move forward.
4726 (store_reg): Revise handling of frame notes.
4727 (load_reg): Likewise.
4728 (set_reg_plus_d): Likewise.
4729 (hppa_expand_prologue): Likewise.
4730 (hppa_expand_epilogue): Likewise.
4732 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4734 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4736 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4738 PR c/4475, c++/3780:
4739 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4740 * c-common.h (SWITCH_TYPE): Define.
4741 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4742 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4743 Rename spareness variable to sparseness.
4744 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4745 if non-NULL instead of TREE_TYPE (orig_index).
4746 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4747 (expand_end_case): Define using expand_end_case_type.
4748 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4749 to expand_end_case_type.
4750 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4752 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4754 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4755 (BIGGEST_ALIGNMENT): Change to 128.
4757 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4759 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4761 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4763 * pa.md (call_internal_reg_64bit): Remove unused variable.
4765 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4767 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4769 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4770 * config/arm/arm.c (current_function_anonymous_args): Delete,
4771 replace uses with cfun->machine->uses_anonymous_args.
4772 (arm_reorg): Do not reset uses_anonymous_args.
4774 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4775 any geenral register.
4777 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4779 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4782 2002-02-04 Richard Henderson <rth@redhat.com>
4784 * combine.c (force_to_mode): Remove STACK_BIAS code.
4785 (nonzero_bits): Likewise. Replace sp/fp special case with
4786 REGNO_POINTER_ALIGN.
4788 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4789 (HARD_FRAME_POINTER_REGNUM): New.
4790 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4791 (FIXED_REGS, CALL_USED_REGS): Update.
4792 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4793 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4794 (HARD_REGNO_NREGS): Update for SFP.
4795 (STACK_POINTER_OFFSET): Include bias here ...
4796 (FIRST_PARM_OFFSET): ... not here.
4797 (STACK_BIAS): Remove.
4798 (INIT_EXPANDERS): New.
4799 (STARTING_FRAME_OFFSET): Do not include bias.
4800 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4801 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4802 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4803 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4804 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4805 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4806 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4807 (MUST_SAVE_REGISTER): Likewise.
4808 (sparc_flat_function_prologue): Likewise.
4809 (sparc_flat_function_epilogue): Likewise.
4810 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4811 (sparc_init_modes): SFP is GENERAL_REGS.
4812 (sparc_builtin_saveregs): SFP does not have bias applied.
4814 2002-02-04 Richard Henderson <rth@redhat.com>
4816 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4817 current_function_is_thunk.
4818 (alpha_sa_mask): Distinguish between current_function_is_thunk
4819 called from ASM_OUTPUT_MI_THUNK and not.
4820 (alpha_does_function_need_gp): Thunks always need gp.
4821 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4822 (alpha_output_mi_thunk_osf): New.
4823 * config/alpha/alpha-protos.h: Update.
4824 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4826 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4828 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4829 function types, not when they're taken away.
4831 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4833 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4834 CODE_LABEL and jump table when replacing a table jump with a
4837 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4839 * config/s390/s390-protos.h (legitimize_la_operand,
4840 s390_secondary_input_reload_class, s390_plus_operand,
4841 s390_expand_plus_operand): Add prototypes.
4843 config/s390/s390.c (s390_secondary_input_reload_class,
4844 s390_plus_operand, s390_expand_plus_operand): New functions.
4846 (struct s390_address): New member 'pointer'.
4847 (s390_decompose_address): Compute it.
4848 (legitimate_la_operand_p): Use it.
4849 (legitimize_la_operand): New function.
4850 (movti, movdi, movdf splitters): Call it.
4852 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4853 (PREDICATE_CODES): Add s390_plus_operand.
4855 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4856 (la_ccclobber): Allow GENERAL_REGS as output operand.
4858 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4859 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4860 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4862 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4864 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4865 register names for regular asm () construct.
4867 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4869 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4872 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4874 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4877 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4879 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4880 constant pool to be identical by string address and index.
4882 2002-02-04 Anthony Green <green@redhat.com>
4884 * output.h (SECTION_OVERRIDE): Define.
4885 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4887 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4889 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4890 by existing arm*-*-netbsd* (a.out) target.
4891 (ns32k-*-netbsdelf*): Likewise.
4892 (sparc-*-netbsdelf*): Likewise.
4893 (vax-*-netbsdelf*): Likewise.
4895 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4897 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4898 headers and libobjc headers.
4900 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4902 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4903 (_mingw.h): Remove duplicate include.
4905 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4907 * config.gcc: Set cpu_type to m68k for 68010, as well.
4908 (m68010-*-netbsdelf*): New...
4909 (m68k*-*-netbsdelf*): ...targets.
4910 * config/m68k/netbsd-elf.h: New file.
4912 2002-02-02 Kazu Hirata <kazu@hxi.com>
4914 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4916 2002-02-02 Kazu Hirata <kazu@hxi.com>
4918 * config/h8300/h8300.c (h8_push_ops): Move inside
4920 (h8_pop_ops): Likewise.
4921 (h8_move_ops): Likewise.
4923 2002-02-02 Kazu Hirata <kazu@hxi.com>
4925 * config/h8300/h8300.c (os_task): Make it static.
4926 (monitor): Likewise.
4927 (pragma_saveall): Likewise.
4929 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4931 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4932 constant is a valid sign-extension for Pmode.
4934 2002-02-02 Kazu Hirata <kazu@hxi.com>
4936 * config/h8300/h8300.c: Fix formatting.
4938 2002-02-02 Kazu Hirata <kazu@hxi.com>
4940 * config/h8300/h8300.md: Fix formatting.
4942 2002-02-02 Kazu Hirata <kazu@hxi.com>
4944 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4945 predicates of operands[1]. Split the patterns for each
4948 2002-02-02 Kazu Hirata <kazu@hxi.com>
4950 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4951 of operands[1] to register_operand.
4953 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4955 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4956 * cpphash.c (_cpp_init_hashtable): Similarly.
4957 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4958 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4959 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4960 (cpp_handle_option): Handle the new options.
4961 * cpplex.c (cpp_interpret_charconst): Use new flag.
4962 * cpplib.h (struct cpp_options): New member signed_char.
4963 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4964 (cpp_options): Handle -fsigned-char and -funsigned-char.
4965 (static_specs): Remove signed_char_spec.
4966 (do_spec1): Don't handle %c.
4967 * system.h: Poison SIGNED_CHAR_SPEC.
4968 * tradcif.y (yylex): Use flag_signed_char.
4969 * tradcpp.h (flag_signed_char): New.
4970 * tradcpp.c (flag_signed_char): New.
4971 (main): Handle new command-line options.
4972 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4974 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4975 * avr/avr.h: Remove old comments.
4976 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4977 (CC1_SPEC): Pass -fsigned-char if -mic*.
4978 (SIGNED_CHAR_SPEC): Remove.
4980 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4982 2002-02-01 Eric Christopher <echristo@redhat.com>
4984 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4985 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4986 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4987 (ASM_OUTPUT_REG_POP): Ditto.
4989 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4991 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4994 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4996 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4998 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5001 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5004 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5006 * cfganal.c: Include tm_p.h.
5007 (keep_with_call_p): Fix the test that determines if a register holds
5008 the return value of a call.
5010 2002-02-01 DJ Delorie <dj@redhat.com>
5012 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5013 we are given conflicting registers, switch to the other one we
5014 had allocated for us.
5015 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5016 as TImode so we know when the "other" register is available.
5018 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5020 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5023 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5025 * cfganal.c (keep_with_call_p): New function.
5026 (flow_call_edges_add): Prevent splitting a block between a call and
5027 a single-set instruction that should be kept in the same block.
5029 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5031 * doc/install.texi (avr): Update outdated URL.
5033 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5035 * config/stormy16/stormy16.md (pushqi): New.
5039 (movhi): Remove stack operands.
5041 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5042 nonimmediate_nonstack_operand.
5043 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5045 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5048 2002-01-31 Jason Merrill <jason@redhat.com>
5050 * Makefile.in (c-parse.c): Handle .output file.
5051 * objc/Make-lang.in (objc-parse.c): Likewise.
5053 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5055 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5056 the -me[lb] option is given. Don't output the default flag
5059 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5061 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5062 the primary source file; this has not been done yet.
5063 * c-decl.c (c_expand_body): Reset input_filename from
5064 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5066 2002-01-31 Kazu Hirata <kazu@hxi.com>
5068 * rtlanal.c (subreg_regno_offset): Do not use
5069 SUBREG_REGNO_OFFSET.
5070 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5071 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5073 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5075 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5076 version rather than GNATS version in --version output.
5078 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5080 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5081 when copying back from a temporary.
5083 2002-01-30 Richard Henderson <rth@redhat.com>
5085 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5086 and new_dest are the same.
5088 2002-01-30 Richard Henderson <rth@redhat.com>
5091 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5092 * rtl.c (note_insn_name): Update.
5093 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5094 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5095 to perform loop rotation.
5096 (expand_exit_loop_top_cond): New.
5097 * tree.h (expand_exit_loop_top_cond): Declare it.
5098 * c-semantics.c (genrtl_while_stmt): Use it.
5099 (genrtl_for_stmt): Likewise.
5101 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5103 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5104 arguments to 64-bit boundaries on 64-bit ABIs.
5106 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5108 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5110 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5112 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5115 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5117 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5118 * config/sparc/sparc_bi.h: Remove file.
5119 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5121 2002-01-30 Richard Henderson <rth@redhat.com>
5123 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5125 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5127 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5129 2002-01-30 Jason Merrill <jason@redhat.com>
5131 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5132 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5133 (reg_save): Use DW_CFA_offset_extended_sf instead.
5135 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5137 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5139 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5142 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5144 * rs6000.md ("*call_value_local32"): Remove constraints.
5145 ("*call_value_local64"): Same.
5146 ("*call_value_indirect_nonlocal_aix32"): Same.
5147 ("*call_value_nonlocal_aix32"): Same.
5148 ("*call_value_indirect_nonlocal_aix64"): Same.
5149 ("*call_value_nonlocal_aix64"): Same.
5150 ("*call_value_nonlocal_sysv"): Same.
5152 2002-01-29 Richard Henderson <rth@redhat.com>
5154 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5156 2002-01-29 Richard Henderson <rth@redhat.com>
5158 * expr.c (force_operand): Ignore flag_pic for detecting pic
5160 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5161 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5162 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5163 instead of open-coded loop.
5164 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5165 be fixed when in use.
5167 2002-01-29 Richard Henderson <rth@redhat.com>
5169 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5170 * sched-rgn.c (propagate_deps): Update them.
5171 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5172 clobbers list when either gets too long.
5174 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5176 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5177 and INDEX_REGS the same as GENERAL_REGS.
5178 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5180 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5182 * tree.c (build_nonstandard_integer_type): Correct prototype.
5184 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5186 * config/s390/s390.md (movstrsico, movstrdix_64,
5187 movstrsix_31): Remove, replace by ...
5188 (movstrdi_short, movstrsi_short, movstrdi_long,
5189 movstrsi_long): ... these. New.
5190 (movstrdi, movstrsi): Adapt.
5192 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5193 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5194 Remove unnecessary CC clobber.
5195 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5196 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5198 (divmoddi4): Don't partially initialize TImode register.
5200 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5202 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5204 2002-01-29 Richard Henderson <rth@redhat.com>
5206 * flow.c (print_rtl_and_abort): Remove.
5207 (print_rtl_and_abort_fcn): Remove.
5208 (verify_local_live_at_start): Use dump_bb instead.
5209 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5210 (verify_wide_reg_1): Return 2 on mode test failure.
5212 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5214 PR c/3325, c/3326, c/2511, c/3347
5215 * c-decl.c (enum_decl_context): Remove BITFIELD.
5216 (grokdeclarator): Take bitfield width as an input.
5217 Ensure bitfields are given the correct type. Perform
5218 bitfield width validation with build_bitfield_integer_type
5219 rather than waiting for finish_struct.
5220 (grok_typename, grok_typename_in_parm_context, start_decl,
5221 push_parmdecl, grokfield, start_function): Update calls to
5223 (build_bitfield_integer_type): New function.
5224 (finish_struct): Move bitfield validation to grokdeclarator
5225 and build_bitfield_integer_type.
5226 * tree.c (build_nonstandard_integer_type): New function.
5227 * tree.h (build_nonstandard_integer_type): New prototype.
5229 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5231 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5234 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5235 don't ignore unrecognized -W* options.
5236 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5237 * cpplib.h (cpp_handle_option): Adjust prototype.
5238 * c-decl.c (c_decode_options): Pass 0 as last argument to
5242 * gcc.c (cpp_unique_options): Split from cpp_options.
5243 (cpp_options): Source cpp_unique_options.
5244 (default_compilers): Use cpp_unique_options instead of cpp_options
5245 when used together with cc1_options.
5246 (static_specs): Add cpp_unique_options.
5247 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5248 when used together with cc1_options.
5250 2002-01-29 Kazu Hirata <kazu@hxi.com>
5252 * config/h8300/h8300-protos.h: Update the prototype of
5254 * config/h8300/h8300.c (output_a_shift): Remove an unused
5255 argument 'insn'. Remove redundant code.
5256 * config/h8300/h8300.md: Adust to the new prototype of
5259 2002-01-29 Kazu Hirata <kazu@hxi.com>
5261 * config/h8300/h8300-protos.h: Update the prototypes of
5262 emit_a_rotate and expand_a_rotate.
5263 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5264 first argument to 'enum rtx_code'.
5265 (expand_a_rotate): Likewise.
5267 2002-01-28 Kazu Hirata <kazu@hxi.com>
5269 * config/h8300/h8300-protos.h: Update the prototype of
5271 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5273 * config/h8300/h8300.md: Adjust to the new prototype.
5275 2002-01-28 Kazu Hirata <kazu@hxi.com>
5277 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5280 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5282 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5283 is a fixed register before returning pic_offset_table_rtx.
5284 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5285 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5287 2002-01-28 Jason Merrill <jason@redhat.com>
5289 * dwarf2.h: Sync with src version.
5291 2002-01-28 Paul Koning <pkoning@equallogic.com>
5293 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5295 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5296 * doc/extend.texi (__builtin_prefetch): Update documentation:
5297 first argument is now const void ptr.
5299 2002-01-28 Kazu Hirata <kazu@hxi.com>
5301 * config/h8300/h8300-protos.h: Remove an unused prototype.
5303 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5305 * toplev.c (lang_independent_init): Round up identifier size.
5307 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5309 * config.gcc: Revert previous change.
5311 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5313 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5315 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5317 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5318 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5319 other non-elf netbsd config frags.
5320 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5321 collect2 will does that.
5322 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5323 shared-lib frobbing will work.
5325 2002-01-28 Kazu Hirata <kazu@hxi.com>
5327 * config/h8300/h8300.h: Fix formatting.
5328 * config/h8300/h8300.md: Likewise.
5330 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5332 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5333 the old, removed AAA_standards fix.
5334 * fixinc/fixincl.x: Rebuilt.
5336 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5338 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5339 atexit call in crtbegin, hooked in after call to frame_dummy;
5340 register EH before registering __fini__start.
5342 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5344 * config/rs6000/altivec.h: Remove spurious semicolons.
5346 2002-01-27 Kazu Hirata <kazu@hxi.com>
5348 * config/h8300/h8300.md: Replace dead bit extraction patterns
5349 with ones that work.
5351 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5353 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5354 if not STRICT_ALIGNMENT.
5355 * rtl.h (MEM_ALIGN): Likewise.
5357 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5359 * doc/invoke.texi (-fdump-translation-unit): Revert this
5360 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5362 2002-01-27 Kazu Hirata <kazu@hxi.com>
5364 * config/h8300/h8300.md (define_constants): New.
5365 (anonymous patterns) Use defined constants appropriately.
5367 2002-01-27 Kazu Hirata <kazu@hxi.com>
5369 * config/h8300/h8300.c (function_arg): Remove redundant code.
5371 2002-01-26 Richard Henderson <rth@redhat.com>
5373 * sched-deps.c (reg_pending_uses_head): New.
5374 (reg_pending_barrier): Rename from reg_pending_sets_all.
5375 (find_insn_list): Don't mark inline.
5376 (find_insn_mem_list): Remove.
5377 (add_dependence_list, add_dependence_list_and_free): New.
5378 (flush_pending_lists): Replace only_write param with separate
5379 for_read and for_write parameters. Update all callers. Use
5380 add_dependence_list_and_free.
5381 (sched_analyze_1): Do not add reg dependencies here; just set
5382 the pending bits. Use add_dependence_list.
5383 (sched_analyze_2): Likewise.
5384 (sched_analyze_insn): Replace schedule_barrier_found with
5385 reg_pending_barrier. Add all dependencies for pending reg
5386 uses, sets, and clobbers.
5387 (sched_analyze): Don't add reg dependencies for calls, just
5388 set pending bits. Use regs_invalidated_by_call. Treat
5389 sched_before_next_call as a normal list, not a fake insn.
5390 (init_deps): No funny init for sched_before_next_call.
5391 (free_deps): Free pending mems lists. Don't zero reg_last.
5392 (init_deps_global): Init reg_pending_uses.
5393 (finish_deps_global): Free it.
5394 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5395 (find_insn_mem_list): Remove.
5396 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5397 (propagate_deps): Use them. Zero temp mem lists.
5399 2002-01-26 Richard Henderson <rth@redhat.com>
5401 * Makefile.in (CRTSTUFF_CFLAGS): New.
5402 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5403 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5404 crtstuff.c instead of alpha assembly version.
5405 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5406 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5407 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5408 (__do_global_dtors_aux): Mark used.
5409 (frame_dummy, __do_global_ctors_aux): Mark used.
5410 (fini_dummy, init_dummy): Remove.
5412 * config/alpha/crtbegin.asm: Remove file.
5413 * config/alpha/crtend.asm: Remove file.
5414 * config/alpha/t-crtbe: Remove file.
5415 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5416 (LINK_EH_SPEC): New.
5418 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5419 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5420 calling constructors.
5421 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5423 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5424 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5425 CRT_END_INIT_DUMMY hack.
5426 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5427 FORCE_{INIT,FINI}_SECTION_ALIGN.
5429 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5430 FORCE_{INIT,FINI}_SECTION_ALIGN.
5432 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5433 invocation sequence.
5434 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5436 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5437 (FORCE_CODE_SECTION_ALIGN): New.
5439 2002-01-26 Richard Henderson <rth@redhat.com>
5441 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5443 2002-01-26 Richard Henderson <rth@redhat.com>
5445 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5446 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5448 2002-01-26 Kazu Hirata <kazu@hxi.com>
5450 * config/h8300/h8300.md: Remove bit extraction patterns that
5451 cannot be triggered.
5452 Restrict each bit extraction pattern to a variant on which the
5455 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5457 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5459 2002-01-26 Kazu Hirata <kazu@hxi.com>
5461 * config/h8300/h8300.md: Remove bit test patterns that cannot
5463 Restrict each bit test pattern to a variant on which the
5466 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5468 * builtins.c (expand_builtin_strncat): Remove redundant check for
5471 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5473 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5475 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5478 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5480 * dbxout.c (dbxout_init): Use assemble_name rather than just
5481 stripping off the first character.
5482 (dbxout_source_file): Likewise.
5484 2002-01-25 DJ Delorie <dj@redhat.com>
5486 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5487 using rtx_equal_p, not by comparing pointers.
5489 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5491 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5492 for PIC_OFFSET_TABLE_REGNUM.
5493 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5495 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5497 * config.gcc (x86_64-*-freebsd*): New target.
5498 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5500 (i[34567]86-*-freebsd*): Don't include svr4.h.
5501 * config/i386/freebsd64.h: New file.
5503 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5505 * config/alpha/x-vms (version): Make static.
5507 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5508 in previous checkin.
5510 * Makefile.in (install-headers-cp): New target.
5511 * config.gcc (alpha-dec-*vms*): Install headers with
5514 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5516 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5519 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5521 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5522 of compare_tree_int.
5523 (expand_builtin_strncat): Likewise.
5524 * c-decl.c (finish_struct): Use tree_low_cst.
5525 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5526 * tree.c (compare_tree_int): Likewise.
5528 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5530 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5531 adjustments even if they are implemented by more than two insns.
5533 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5535 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5536 * df.h (struct ref): Kill B.
5537 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5539 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5540 * flow.c (propagate_one_insn): Use it.
5541 (mark_used_regs): Handle NIL.
5543 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5545 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5548 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5550 * rs6000.md (prefetch): Make address V4SI mode so that the address
5551 is restricted to legitimate form for instruction.
5553 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5555 * doc/install.texi (xtensa-*-elf): New target.
5556 (xtensa-*-linux*): New target.
5557 * doc/contrib.texi: Add myself.
5559 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5561 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5562 purpose register to hold an SImode (or smaller) value.
5564 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5566 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5568 * crtstuff.c: Likewise.
5570 2002-01-25 Kazu Hirata <kazu@hxi.com>
5572 * config/h8300/h8300.md (negation patterns): Tighten
5573 predicates to register_operand.
5575 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5577 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5580 * builtins.c (expand_builtin_prefetch): Same.
5582 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5584 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5587 2002-01-24 Kazu Hirata <kazu@hxi.com>
5589 * config/h8300/h8300.c (print_operand): Remove support for
5590 operand character 'A'.
5591 * config/h8300/h8300.md (three anonymous patterns): Replace
5592 operand character 'A' with either 'T' or 'S'.
5594 2002-01-24 Kazu Hirata <kazu@hxi.com>
5596 * config/h8300/h8300.c (print_operand): Remove support for
5597 operand character 'U'.
5599 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5601 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5603 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5605 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5606 values to be assigned to the stack pointer.
5608 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5610 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5611 to const_double needs to be done right for big-endian systems.
5613 2002-01-24 Jason Merrill <jason@redhat.com>
5616 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5617 to can_throw_internal.
5619 2002-01-23 Richard Henderson <rth@redhat.com>
5621 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5622 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5624 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5626 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5627 (symGOT2reg): Use them, then set as GOT value as unchanging.
5628 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5629 as a temporary, if possible.
5630 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5631 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5633 2002-01-23 Kazu Hirata <kazu@hxi.com>
5635 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5636 accept to accept 0x80 as operands[2].
5638 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5640 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5642 2002-01-23 Richard Henderson <rth@redhat.com>
5644 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5646 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5648 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5649 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5652 2002-01-23 Richard Henderson <rth@redhat.com>
5654 * expr.c (move_by_pieces_1): Extend size before negation.
5656 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5657 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5658 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5659 * config/m68k/t-m68kelf: Likewise.
5661 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5663 * config/xtensa/elf.h: New file.
5664 * config/xtensa/lib1funcs.asm: New file.
5665 * config/xtensa/lib2funcs.S: New file.
5666 * config/xtensa/linux.h: New file.
5667 * config/xtensa/t-xtensa: New file.
5668 * config/xtensa/xtensa-config.h: New file.
5669 * config/xtensa/xtensa-protos.h: New file.
5670 * config/xtensa/xtensa.c: New file.
5671 * config/xtensa/xtensa.h: New file.
5672 * config/xtensa/xtensa.md: New file.
5673 * config.gcc (xtensa-*-elf*): New target.
5674 (xtensa-*-linux*): New target.
5675 * cse.c (canon_hash): Compare rtx pointers instead of register
5676 numbers. This is required for the Xtensa port.
5677 * integrate.c (copy_insn_list): Handle case where the static
5678 chain is in memory and the memory address has to be copied to
5680 * doc/invoke.texi (Option Summary): Add Xtensa options.
5681 (Xtensa Options): New node.
5682 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5684 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5686 * diagnostic.c (internal_error): Do ICE suppression only
5687 when ENABLE_CHECKING is not defined.
5689 * c-typeck.c (require_complete_type): Return error_mark_node
5690 if type is error_mark_node.
5692 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5694 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5695 -Os and issue a warning.
5697 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5699 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5700 current (lack of) need for host configuration by hand.
5702 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5703 references. Documentation of some target macros moved from
5704 hostconfig.texi to tm.texi.
5706 2002-01-23 Will Cohen <wcohen@redhat.com>
5708 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5711 2002-01-23 Kazu Hirata <kazu@hxi.com>
5713 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5716 2002-01-23 Jason Merrill <jason@redhat.com>
5718 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5720 * function.c (assign_parms): Don't put args of inline functions
5721 into registers when not optimizing.
5723 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5725 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5726 (prologue_use): New pattern.
5727 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5728 preference to gen_rtx_USE.
5729 (thumb_expand_prologue): Use gen_prologue_use in preference to
5731 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5734 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5736 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5738 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5741 * doc/extend.texi: Correct documentation of __alignof__.
5743 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5745 * params.h: Rename arguments of DEFPARAM so that it will be
5746 recognized as a translation keyword.
5748 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5750 * extend.texi: Document altivec functions.
5751 Fix N-bit adjectives in X86 builtin documentation.
5753 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5755 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5756 auto_inc_dec values.
5758 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5760 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5762 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5764 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5766 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5768 2002-01-22 Richard Henderson <rth@redhat.com>
5770 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5771 copy_insn not copy_rtx.
5773 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5775 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5776 "nonzero" as that might add "1" bits. Ensure "constop" is
5777 properly sign extened.
5778 (force_to_mode): Tweak for sign extended constop.
5780 2002-01-22 Richard Henderson <rth@redhat.com>
5782 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5783 for_each_rtx instead of assuming we're already looking at the MEM.
5784 (split_small_symbolic_mem_operand): Likewise.
5785 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5786 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5788 2002-01-22 Richard Henderson <rth@redhat.com>
5790 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5791 sequence number for the literal.
5792 (divmoddi_internal_er): Likewise.
5794 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5797 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5798 in LIBICONV variable.
5799 * configure: Regenerated.
5801 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5803 * dependence.c (build_def_use): Remove array_idx.
5805 * dwarfout.c (last_filename): Remove.
5806 (output_compile_unit_die): Remove last_filename.
5808 2002-01-22 Roger Sayle <roger@eyesopen.com>
5809 Richard Henderson <rth@redhat.com>
5812 * fold-const.c (fold): Optimize unsigned comparisons against
5813 UINT_MAX (and similar unsigned constants).
5815 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5817 * Makefile.in (loop.o): Depend on OPTABS_H.
5818 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5819 against the predicate.
5822 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5823 for the address operand.
5825 2002-01-22 Richard Henderson <rth@redhat.com>
5827 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5829 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5832 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5835 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5837 * config.gcc (x86_64-*-netbsd*): New target.
5838 * config/i386/netbsd64.h: New file.
5840 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5842 * regrename.c (kill_value): Fix typo.
5844 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5846 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5848 * config/rs6000/rs6000.h: Same.
5850 * function.c (instantiate_virtual_regs): Remove
5851 STARTING_FRAME_PHASE.
5852 (assign_stack_local_1): Same.
5853 Calculate frame phase.
5855 2002-01-22 Nick Clifton <nickc@redhat.com>
5857 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5858 variable declaration to outer scope in order to simplify
5860 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5861 arm_hard_regno_mode_ok.
5862 * config/arm/arm-protos.h: Add a prototype for
5863 arm_hard_regno_mode_ok.
5864 * config/arm/arm.c (soft_df_operand): Remove now redundant
5865 check for DImode values using IP_REGNUM.
5866 (nonimmediate_soft_df_operand): Remove now redundant check for
5867 DImode values using IP_REGNUM.
5868 (arm_hard_regno_mode_ok): New function. New check: make sure
5869 that DImode values are not stored in IP_REGNUM.
5871 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5873 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5875 2002-01-22 Jason Merrill <jason@redhat.com>
5877 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5878 consistency if this COMPOUND_STMT is scoped.
5880 2002-01-22 Kazu Hirata <kazu@hxi.com>
5882 * predict.c: Fix formatting.
5883 * print-tree.c: Likewise.
5884 * protoize.c: Likewise.
5887 * sbitmap.h: Likewise.
5889 * sched-deps.c: Likewise.
5890 * sched-vis.c: Likewise.
5891 * sdbout.c: Likewise.
5892 * sibcall.c: Likewise.
5894 * ssa-ccp.c: Likewise.
5895 * ssa-dce.c: Likewise.
5897 * stor-layout.c: Likewise.
5898 * system.h: Likewise.
5900 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5902 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5903 if fits in bounds of base type.
5905 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5906 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5907 (add_bound_info, default): If can't find a context, make a
5909 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5911 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5913 * c-typeck.c (parser_build_binary_op): If result from
5914 build_binary_op is ERROR_MARK just return error_mark_node without
5917 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5919 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5920 Split a.out-specific bits into...
5921 * config/netbsd-aout.h: ...this.
5922 * config/netbsd-elf.h: New file.
5923 * config/alpha/netbsd-elf.h: Remove.
5924 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5925 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5926 (STARTFILE_SPEC): Remove redundant definition.
5927 (ENDFILE_SPEC): Likewise.
5928 (LINK_SPEC): Likewise.
5929 (CPP_SPEC): Likewise.
5930 (ASM_SPEC): Likewise.
5931 (LIB_SPEC): Likewise.
5932 (SWITCH_TAKES_ARG): Likewise.
5933 (TARGET_MEM_FUNCTIONS): Likewise.
5934 (CPP_PREDEFINES): Redefine.
5935 (ASM_FINAL_SPEC): Remove redefinition.
5936 (ASM_COMMENT_START): Redefine.
5937 (FUNCTION_PROFILER): Define.
5938 (TARGET_VERSION): Redefine.
5939 Comment and formatting cleanup.
5940 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5941 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5942 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5943 big- or little-endian.
5944 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5945 * config.gcc (*-*-netbsd*): Add definitions common to all
5947 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5948 gnu_ld definitions. Add netbsd-elf.h to and remove
5949 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5950 tmake_file, and don't lose previous tmake_file contents.
5951 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5952 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5953 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5954 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5955 (mipsel-*-netbsd*): Rename this to...
5956 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5957 mips/little.h to tm_file for mips*el-*.
5958 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5959 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5960 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5962 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5964 * pa-protos.h (reg_before_reload_operand): New function prototype.
5965 * pa.c (reg_before_reload_operand): New function implementation.
5966 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5969 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5971 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5973 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5975 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5976 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5977 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5978 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5979 (ENDFILE_SPEC): Undefine.
5980 (STARTFILE_SPEC): Redefine for PA.
5982 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5984 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5986 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5988 * config.gcc: Add entries to supported PowerPC --with-cpu
5991 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5993 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5994 true for 64-bit mode only SSE registers in 32-bit mode.
5996 2002-01-21 Kazu Hirata <kazu@hxi.com>
5998 * unwind-dw2.c: Fix formatting.
5999 * unwind-dw2-fde.c: Likewise.
6000 * unwind-dw2-fde.h: Likewise.
6001 * unwind-pe.h: Likewise.
6002 * varasm.c: Likewise.
6003 * varray.h: Likewise.
6005 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6007 Remove workaround for register stack overwrite bug in mmix.
6008 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6009 support for TARGET_REG_STACK_FILL_BUG.
6010 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6011 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6013 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6014 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6015 -mno-reg-stack-fill-bug-workaround.
6016 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6017 machine member has_call_without_parameters.
6018 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6019 -mreg-stack-fill-bug-workaround and
6020 -mno-reg-stack-fill-bug-workaround.
6021 (MMIX Options): Ditto.
6023 2002-01-21 Kazu Hirata <kazu@hxi.com>
6025 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6027 Remove redundant code.
6029 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6031 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6032 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6033 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6034 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6035 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6036 out target macro definitions and non-target-specific comments
6037 mostly taken from old versions of the manual.
6039 2002-01-20 Kazu Hirata <kazu@hxi.com>
6041 * config/h8300/h8300.h: Fix comment formatting.
6042 * config/ia64/aix.h: Likewise.
6043 * config/ia64/ia64-protos.h: Likewise.
6044 * config/ia64/ia64.c: Likewise.
6045 * config/ia64/ia64.h: Likewise.
6046 * config/ia64/ia64intrin.h: Likewise.
6047 * config/ia64/linux.h: Likewise.
6048 * config/ia64/unwind-aix.c: Likewise.
6049 * config/ia64/unwind-ia64.c: Likewise.
6051 2002-01-20 Kazu Hirata <kazu@hxi.com>
6053 * config/h8300/h8300.c: Revise comments about shift code.
6055 2002-01-20 Kazu Hirata <kazu@hxi.com>
6057 * config/h8300/h8300.c (function_arg): Update a comment.
6059 2002-01-20 Kazu Hirata <kazu@hxi.com>
6061 * config/h8300/h8300.md: Update the comments at the beginning
6064 2002-01-20 Kazu Hirata <kazu@hxi.com>
6066 * config/i370/i370.c: Fix comment formatting.
6067 * config/i370/i370.h: Likewise.
6068 * config/i370/i370.md: Likewise.
6069 * config/i370/linux.h: Likewise.
6071 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6073 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6075 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6076 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6079 2002-01-20 Graham Stott <grahams@redhat.com>
6081 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6083 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6085 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6087 2002-01-19 Tom Rix <trix@redhat.com>
6089 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6091 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6093 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6095 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6096 STARTING_FRAME_PHASE.
6097 (STARTING_FRAME_PHASE): New.
6098 (instantiate_virtual_regs): Check saneness of
6099 STARTING_FRAME_PHASE.
6101 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6103 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6105 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6107 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6109 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6110 be used for bootstrapping GCC 3.0.
6112 2002-01-18 Kazu Hirata <kazu@hxi.com>
6114 * config/h8300/h8300.md: Fix an insn length.
6116 2002-01-18 Kazu Hirata <kazu@hxi.com>
6118 * bitmap.h: Fix comment formatting.
6119 * combine.c: Likewise.
6120 * cppfiles.c: Likewise.
6121 * c-pragma.h: Likewise.
6122 * c-typeck.c: Likewise.
6124 * dwarf2out.c: Likewise.
6125 * function.c: Likewise.
6127 * genattrtab.c: Likewise.
6128 * gthr-win32.h: Likewise.
6129 * haifa-sched.c: Likewise.
6130 * predict.c: Likewise.
6131 * rtlanal.c: Likewise.
6133 * unwind-dw2-fde.h: Likewise.
6134 * unwind-pe.h: Likewise.
6135 * vmsdbgout.c: Likewise.
6137 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6139 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6140 if type_required and passed decl.
6142 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6144 * config.gcc (cpu_type): Include altivec.h in powerpc
6148 * config/rs6000/altivec.h: New.
6150 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6152 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6153 handling information.
6154 * doc/trouble.texi (Interoperation): Add libstdc++ information
6156 (Misunderstandings): Add template instantiation and static template
6157 member information for AIX.
6159 2002-01-17 Jason Merrill <jason@redhat.com>
6161 * dbxout.c (dbxout_type): Support const and volatile.
6163 * except.c (add_partial_entry): Remove backwards compatibility code.
6164 (end_protect_partials): Likewise.
6166 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6168 * config/ia64/ia64.md (prologue_use): New.
6169 * config/ia64/ia64.c (ia64_expand_prologue): Use
6170 gen_prologue_use instead of gen_rtx_USE.
6171 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6172 as CODE_FOR_pred_rel_mutex.
6173 (ia64_sched_reorder2): Likewise.
6175 2002-01-16 Eric Christopher <echristo@redhat.com>
6177 * config/mips/r3900.h: Reformat.
6178 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6179 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6180 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6181 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6182 * config/mips/t-elf: Remove mips3 multilib.
6184 2002-01-16 H.J. Lu <hjl@gnu.org>
6186 * config/mips/linux.h: Include "mips/abi64.h".
6188 2002-01-16 H.J. Lu <hjl@gnu.org>
6190 * config/mips/t-linux: New.
6192 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6194 * config/mips/linux.h: Don't include "gofast.h".
6195 (INIT_SUBTARGET_OPTABS): Removed.
6197 2002-01-16 Kazu Hirata <kazu@hxi.com>
6199 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6201 * config/h8300/h8300.c: Likewise.
6202 * config/h8300/h8300.md: Likewise.
6204 2002-01-16 Kazu Hirata <kazu@hxi.com>
6206 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6207 spaces after an opcode name.
6208 (pushqi1_h8300hs): Likewise.
6209 (pushhi1_h8300hs): Likewise.
6211 2002-01-16 Kazu Hirata <kazu@hxi.com>
6213 * doc/extend.texi: Replace "option" with "attribute"
6216 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6218 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6219 (and:DI () (const_int -8)).
6220 (split_small_symbolic_mem_operand): Split
6221 (mem (and:DI () (const_int -8)).
6223 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6226 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6227 same way as TYPE_IMUL.
6228 (ultrasparc_sched_reorder): Likewise.
6229 * config/sparc/sparc.md (type): Add comment to update
6230 ultrasparc_sched_reorder when making changes.
6232 2002-01-16 Kazu Hirata <kazu@hxi.com>
6234 * doc/invoke.texi: Change the dump file name of block
6235 reordering pass from 28.bbro to 29.bbro.
6238 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6240 * i386.md (minsf splitter): Fix pasto.
6242 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6244 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6245 to frame pointer initialisation instruction.
6246 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6247 initialisation instruction.
6248 (soft_df_operand): Do not accept the IP register.
6249 (nonimmediate_soft_df_operand): Do not accept the IP register.
6251 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6254 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6255 MASK_V8 being both set.
6257 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6259 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6260 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6261 config/s390/s390.md (call, call_value): Add GOT register to
6262 CALL_INSN_FUNCTION_USAGE where needed.
6263 (call_exp, call_value_exp): New.
6265 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6267 * config/arm/arm.c: General formatting tidy up.
6269 2002-01-16 Graham Stott <grahams@redhat.com>
6271 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6272 cast and when casting an integer literal to "rtx" pointer.
6273 (expand_call): Likewise.
6274 * flow.c (try_pre_increment): Likewise.
6275 (find_use_as_address): Likewise.
6276 * integrate.c (expand_iline_function): Likewise.
6277 * regmove.c (try_auto_increment): Likewise.
6279 2002-01-16 Graham Stott <grahams@redhat.com>
6281 * sched-rgn.c (passed): Use sbitmap_free.
6284 (in_queue): Likewise.
6285 (in_stack): Likewise.
6287 2002-01-15 Eric Christopher <echristo@redhat.com>
6289 * flow.c (propagate_one_insn): Change to use fatal_insn.
6291 2002-01-15 Kazu Hirata <kazu@hxi.com>
6293 * expmed.c (extract_fixed_bit_field): Remove unused code.
6294 * system.h: Poison SLOW_ZERO_EXTEND.
6295 * doc/tm.texi: Remove.
6296 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6297 * config/arm/arm.h: Likewise.
6298 * config/avr/avr.h: Likewise.
6299 * config/clipper/clipper.h: Likewise.
6300 * config/convex/convex.h: Likewise.
6301 * config/d30v/d30v.h: Likewise.
6302 * config/dsp16xx/dsp16xx.h: Likewise.
6303 * config/elxsi/elxsi.h: Likewise.
6304 * config/fr30/fr30.h: Likewise.
6305 * config/h8300/h8300.h: Likewise.
6306 * config/i370/i370.h: Likewise.
6307 * config/i386/i386.h: Likewise.
6308 * config/m68k/m68k.h: Likewise.
6309 * config/mips/mips.h: Likewise.
6310 * config/ns32k/ns32k.h: Likewise.
6311 * config/pdp11/pdp11.h: Likewise.
6312 * config/pj/pj.h: Likewise.
6313 * config/s390/s390.h: Likewise.
6314 * config/sh/sh.h: Likewise.
6315 * config/stormy16/stormy16.h: Likewise.
6316 * config/v850/v850.h: Likewise.
6317 * config/vax/vax.h: Likewise.
6318 * config/we32k/we32k.h: Likewise.
6320 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6322 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6323 (altivec_lvsl): Change constraint to b.
6324 (altivec_lvsr): Same.
6325 (altivec_lvebx): Same.
6326 (altivec_lvehx): Same.
6327 (altivec_lvewx): Same.
6328 (altivec_lvxl): Same.
6329 (altivec_lvx): Same.
6330 (altivec_stvx): Add parallel.
6331 (altivec_stvxl): Same.
6332 (altivec_stvehx): Same.
6333 (altivec_stvebx): Same.
6334 (altivec_stvebx): Same.
6336 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6338 * config.gcc: Change altivec.h to altivec-defs.h.
6340 * config/rs6000/altivec.h: Delete.
6342 * config/rs6000/altivec-defs.h: Add.
6344 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6346 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6349 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6350 less than or equal to eight bytes.
6352 * vax.md (andsi3): Remove constraints and change SET destination
6353 operand type to nonimmediate_operand.
6354 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6355 when it is a CONST_INT.
6357 2002-01-15 Jason Merrill <jason@redhat.com>
6359 * c-common.def (FILE_STMT): New code.
6360 * c-common.c (statement_code_p): It's a statement.
6361 * c-common.h (stmt_tree_s): Add x_last_filename.
6362 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6363 (last_expr_filename): New macro.
6364 * c-semantics.c (begin_stmt_tree): Initialize it.
6365 (add_stmt): If the filename changed, also insert a
6367 (expand_stmt): Handle seeing one.
6369 2002-01-15 Eric Christopher <echristo@redhat.com>
6371 * flow.c (propagate_one_insn): Add error message and print out
6374 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6376 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6377 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6378 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6379 TRAMPOLINE_ALIGNMENT.
6380 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6382 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6383 PCC_BITFIELD_TYPE_MATTERS.
6384 * config/interix.h (STDC_VALUE): Remove. Use
6385 STDC_0_IN_SYSTEM_HEADERS.
6386 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6387 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6388 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6390 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6392 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6393 not work on this platform currently.
6395 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6397 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6398 readonly_warning in _().
6400 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6402 * gcc.c (delete_if_ordinary): Backout previous change.
6404 2002-01-15 Kazu Hirata <kazu@hxi.com>
6406 * config/h8300/h8300.c (print_operand): Remove support for
6407 unused operand characters.
6409 * read-rtl.c: Fix formatting.
6411 * recog.c: Likewise.
6412 * regclass.c: Likewise.
6413 * regmove.c: Likewise.
6414 * reg-stack.c: Likewise.
6415 * reload1.c: Likewise.
6416 * rtlanal.c: Likewise.
6418 2002-01-15 Kazu Hirata <kazu@hxi.com>
6420 * config/i386/i386.c: Fix formatting.
6422 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6424 * c-typeck.c (process_init_element): Don't save_expr
6425 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6427 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6429 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6430 emit optional traceback table if optimize_size or TARGET_ELF.
6431 * config/rs6000/rs6000.md (prefetch): New.
6433 2002-01-15 Andreas Jaeger <aj@suse.de>
6435 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6437 2002-01-15 Kazu Hirata <kazu@hxi.com>
6439 * mips-tfile.c: Fix formatting.
6441 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6443 * unroll.c (final_reg_note_copy): Fix previous commit.
6445 2002-01-14 Kazu Hirata <kazu@hxi.com>
6447 * config/h8300/h8300-protos.h: Remove the prototype for
6449 * config/h8300/h8300.c (eq_operator): Remove.
6451 2002-01-14 Richard Henderson <rth@redhat.com>
6453 * config/i386/i386.md (prefetch): Tidy.
6454 (prefetch_3dnow): Fix locality operand.
6456 2002-01-14 Richard Henderson <rth@redhat.com>
6458 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6459 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6461 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6463 * reload1.c (reload_combine): Pass reg_sum replacement through
6464 copy_rtx in loop performing multiple changes.
6466 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6468 * except.c (remove_unreachable_regions): New.
6469 (free_eh_status): Clear exception_handler_labels.
6470 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6471 (find_exception_handler_labels): Don't add the same label more than
6473 (remove_exception_handler_label): Don't die if
6474 find_exception_handler_labels hasn't been called for the current
6477 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6479 * toplev.c (rest_of_compilation): Rebuild jump labels after
6482 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6484 * doc/extend.texi: Move documentation of X86 built-in functions
6486 * doc/invoke.texi: From here.
6487 * doc/sourcebuild.texi: Document location of documentation for
6488 machine built-in functions.
6490 2002-01-13 Christopher Faylor <cgf@redhat.com>
6492 * cppfiles.c (TEST_THRESHOLD): New macro.
6493 (SHOULD_MMAP): Ditto.
6494 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6497 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6499 * unroll.c (final_reg_note_copy): Properly handle
6501 (unroll_loops): Fix LOOP_CONDITION heuristics.
6503 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6505 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6506 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6508 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6510 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6513 2002-01-14 Tom Rix <trix@redhat.com>
6515 * config/rs6000/rs6000.md: Fix typo with sradi.
6517 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6519 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6520 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6521 (clrstrdi, clrstrsi): Adapt callers.
6523 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6525 (movti splitter): Never use register 0 as base register.
6527 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6529 * combine.c (simplify_shift_const): Always generate new rtx
6530 for shift expression instead of reusing given expression.
6532 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6534 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6535 alpha_legitimize_address unless mode is Pmode.
6537 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6539 * doc/md.texi (Modifiers): Document the '*' constraint for the
6542 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6543 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6546 2002-01-13 Richard Henderson <rth@redhat.com>
6548 * reload.c (find_reloads): Use a hard reg destination as reload reg
6549 for an input reload of the source.
6551 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6553 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6556 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6558 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6559 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6561 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6563 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6565 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6567 2002-01-12 Tom Rix <trix@redhat.com>
6569 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6572 2002-01-12 Richard Henderson <rth@redhat.com>
6574 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6576 * doc/invoke.texi: Update Alpha options.
6578 * doc/invoke.texi: Update i386 built-in function lists.
6580 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6582 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6583 referencing outside.
6585 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6587 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6588 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6589 offsets, and change line folding.
6590 * optabs.c (expand_binop): Remove warnings.
6591 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6593 2002-01-12 Graham Stott <grahams@redhat.com>
6595 * attribs.c (handle_deprecated_attribute): constify WHAT.
6596 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6597 dangling else warning and constify WHAT.
6598 * except.h (struct function, struct inline_remap): Move
6599 struct tag forward defs before all prototypes.
6600 (duplicate_eh_regions): Whitespace.
6602 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6604 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6605 MODE_BASE_REG_CLASS.
6606 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6608 2002-01-12 Richard Henderson <rth@redhat.com>
6610 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6611 (ix86_expand_vector_move): New.
6612 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6613 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6614 Remove old prefetch builtins. Special case the logicals removed above.
6615 (ix86_expand_builtin): Likewise.
6616 (safe_vector_operand): Use V4SFmode, not TImode.
6617 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6618 (ix86_expand_timode_binop_builtin): New.
6619 * config/i386/i386-protos.h: Update.
6620 * config/i386/i386.h (enum ix86_builtins): Update.
6621 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6622 Use ix86_expand_vector_move in vector move expanders.
6623 (movti_internal, movti_rex64): Add xorps alternative.
6624 (sse_clrv4sf): Rename and adjust from sse_clrti.
6625 (prefetch): Don't work so hard.
6626 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6627 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6628 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6630 2002-01-11 Richard Henderson <rth@redhat.com>
6632 * config/i386/mmintrin.h: New file.
6633 * config/i386/xmmintrin.h: New file.
6634 * config.gcc (i?86-*-*): Add extra_headers.
6635 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6637 (simplify_binary_operation): Handle saturating arithmetic codes.
6638 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6639 not the lowpart subreg.
6640 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6642 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6644 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6646 * conflict.c (conflict_graph_compute): Free regsets when finished.
6647 * ssa.c (compute_coalesced_reg_partition): Likewise.
6649 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6651 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6652 every where we allocate a register.
6654 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6656 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6657 * lcm.c (compute_earliest, compute_farthest): Likewise.
6659 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6661 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6663 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6665 * doc/rtl.texi (Insns): Fix 2 typos.
6667 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6669 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6670 options. Use @table @gcctabopt for MMIX options. Add index
6671 entries for MMIX options. Start new paragraph with first
6672 heading of the machine-dependent options.
6674 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6677 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6678 * combine.c (force_to_mode): Same.
6679 * reload1.c (clear_reload_reg_in_use): Same.
6681 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6683 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6686 2002-01-11 Andreas Jaeger <aj@suse.de>,
6687 Brad Lucier <lucier@math.purdue.edu>
6689 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6692 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6694 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6695 Protect with IN_LIBGCC.
6696 (LINK_EH_SPEC): Add required trailing space.
6698 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6700 * c-tree.h: Move function declarations so that they are listed
6701 under the filename which contains them.
6702 (check_identifier, finish_decl_top_level,
6703 lookup_name_current_level_global, shadow_record_fields): Remove.
6705 2002-01-11 Andreas Jaeger <aj@suse.de>
6707 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6710 2002-01-10 Richard Henderson <rth@redhat.com>
6712 * config/alpha/alpha.c (print_operand): Add 'J'.
6713 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6714 new operand with the sequence number for the lituse. When splitting
6715 the insns, use gen_movdi_er_high_g and generate a sequence number.
6716 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6718 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6720 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6721 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6723 (altivec_expand_builtin): Same.
6724 (altivec_expand_stv_builtin): New.
6726 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6728 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6729 ("altivec_lvehx"): New.
6730 ("altivec_lvewx"): New.
6731 ("altivec_lvxl"): New.
6732 ("altivec_lvx"): New.
6733 ("altivec_stvx"): New.
6734 ("altivec_stvebx"): New.
6735 ("altivec_stvehx"): New.
6736 ("altivec_stvewx"): New.
6737 ("altivec_stvxl"): New.
6739 2002-01-10 Richard Henderson <rth@redhat.com>
6741 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6742 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6743 care not to delete instructions twice.
6745 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6747 * toplev.c: Don't declare environ (it's not used anywhere).
6748 * configure.in: Don't check for declaration of environ.
6749 * config/i386/xm-mingw32.h: Don't #define environ.
6750 * config.in, configure: Regenerate.
6752 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6754 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6755 * configure: Regenerate.
6757 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6758 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6759 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6761 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6762 LIMITS_H_TEST here, not in m68k/x-next.
6763 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6764 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6766 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6767 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6768 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6770 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6771 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6772 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6773 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6774 replacement of quadlib.asm with quadlib.c.
6776 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6777 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6778 config/rs6000/xm-beos.h: Delete file.
6780 * config.gcc: Update to match above changes.
6782 2002-01-10 Kazu Hirata <kazu@hxi.com>
6784 * config/h8300/h8300.h: Fix comment typos.
6785 * config/h8300/h8300.md: Likewise.
6786 * config/h8300/lib1funcs.asm: Likewise.
6788 2002-01-10 Dale Johannesen <dalej@apple.com>
6790 PR optimization/5269
6791 * unroll.c (precondition_loop_p): Make *increment be the correct
6792 sign when n_iterations known, to avoid confusing caller.
6794 2002-01-10 Kazu Hirata <kazu@hxi.com>
6796 * doc/extend.texi (deprecated): Fix a typo.
6798 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6800 * basic-block.h (update_br_prob_note): Declare.
6801 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6802 (try_forward_edges): Care negative frequencies and update note.
6803 (outgoing_edges_match): Tweek conditional merging heuristics.
6804 (try_crossjump_to_edge): use update_br_prob_note.
6805 * cfglayout.c (fixup_reorder_chain): Likewise.
6806 * cfrtl.c (update_br_prob_note): New.
6807 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6809 * i386.c (ix86_decompose_address): Return -1 if address contains
6811 (legitimate_address_p): Require ix86_decompose_address to return 1.
6813 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6814 (cprop_insn): Likewise.
6816 2002-01-10 Kazu Hirata <kazu@hxi.com>
6818 * toplev.c: Fix formatting.
6820 * tree-dump.c: Likewise.
6821 * unroll.c: Likewise.
6822 * unwind-dw2.c: Likewise.
6823 * unwind-dw2-fde.c: Likewise.
6824 * unwind-dw2-fde-glibc.c: Likewise.
6825 * unwind-sjlj.c: Likewise.
6827 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6829 * doc/invoke.texi: Document PDP-11 options.
6831 2002-01-10 Kazu Hirata <kazu@hxi.com>
6833 * config/h8300/h8300.h: Fix formatting.
6835 2002-01-10 Ira Ruben <ira@apple.com>
6837 Add __attribute__ ((deprecated)).
6838 * extend.texi: Document __attribute__ ((deprecated)).
6839 * invoke.texi: Document -Wno-deprecated-declarations.
6840 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6841 * testsuite/gcc.dg/deprecated.c: New C test.
6842 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6843 (c_common_attribute_table): Add "deprecated" entry.
6844 (handle_deprecated_attribute): New function.
6845 * c-decl.c (deprecated_states): New enum.
6846 deprecated_state: State of "deprecated" handling.
6847 (start_decl): Set deprecated_state based on attributes.
6848 (grokdeclarator): Test for deprecated uses, propagate attribute.
6849 * c-typeck.c (build_component_ref): Test for deprecated fields.
6850 (build_external_ref): Test for deprecated primaries.
6851 * diagnostic.c (warn_deprecated_use) New function to issue
6852 warnings about __attribute__ ((depricated)) references.
6853 * flags.h (warn_deprecated_decl): Extern declared for
6854 -W[no-]deprecated-declarations option.
6855 * print-tree.c (print_node): Show deprecated flag status.
6856 * toplev.c (warn_deprecated_decl): Defined.
6857 (W_options): Added "deprecated-declaration".
6858 * toplev.h (warn_deprecated_use): Extern declared.
6859 * tree.h (struct tree_common): Define deprecated_flag.
6860 (TREE_DEPRECATED): New macro to access flag.
6861 * cp/call.c (build_call): Test for deprecated calls.
6862 * cp/class.c (add_implicitly_declared_members): Set global
6863 flag to tell grokdeclarator to not issue deprecated warnings.
6864 * cp/cp-tree.h: Add extern for adding_implicit_members.
6865 * cp/decl.c (deprecated_states): New enum.
6866 (start_decl): Set deprecated_state based on attributes.
6867 (grokdeclarator): Test for deprecated uses, propagate attribute.
6868 * cp/lex.c (do_identifier): Test for deprecated primaries.
6869 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6871 2002-01-10 Ira Ruben <ira@apple.com>
6873 Fix to assign attributes to inline member functions.
6874 * cp/decl.c (start_method): Handle attrlist.
6876 2002-01-10 Kazu Hirata <kazu@hxi.com>
6878 * combine.c (expand_field_assignment): Use subreg_lsb().
6880 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6882 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6883 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6884 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6885 Recurse for any operand of AND as long as constant is non-zero.
6887 2002-01-10 Kazu Hirata <kazu@hxi.com>
6889 * config/h8300/h8300.md: Remove constraints from expanders.
6891 2002-01-10 Kazu Hirata <kazu@hxi.com>
6893 * varasm.c: Fix formatting.
6894 * varray.c: Likewise.
6895 * vmsdbgout.c: Likewise.
6896 * xcoffout.c: Likewise.
6898 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6900 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6901 update edge probabilities to match.
6903 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6905 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6907 * doc/languages.texi, doc/sourcebuild.texi: New files.
6908 * doc/configfiles.texi: Make a subsubsection. Update.
6909 * doc/configterms.texi: Add @node. Remove warning that this isn't
6910 instructions for building GCC.
6911 * doc/makefile.texi: Make a subsection.
6912 * doc/gccint.texi: Update.
6914 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6916 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6918 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6920 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6922 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6924 * optabs.c (expand_fix): Look for wider integer modes first.
6926 * i386.md (mov?f): Avoid the fake const double trick for medium
6928 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6929 (fop_df_4): Disable for SSE compilation.
6931 2002-01-10 Graham Stott <grahams@redhat.com>
6933 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6934 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6936 2002-01-10 Richard Henderson <rth@redhat.com>
6938 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6940 2002-01-10 Richard Henderson <rth@redhat.com>
6942 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6943 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6945 2002-01-10 Kazu Hirata <kazu@hxi.com>
6947 * combine.c (can_combine_p): Fix a comment typo.
6949 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6951 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6952 empty list correctly. Change loop index $t to $f for
6953 consistency with rest of Makefile.
6955 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6957 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6958 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6960 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6961 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6962 (altivec_init_builtins): Same.
6963 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6964 (altivec_expand_binop_builtin): Same.
6965 (altivec_expand_ternop_builtin): Same.
6968 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6969 ("altivec_vctuxs"): Fix typo.
6970 ("altivec_vnmsubfp"): Same.
6971 ("altivec_dssall"): New.
6972 ("altivec_mfvscr"): New.
6973 ("altivec_dss"): New.
6974 ("altivec_lvsl"): New.
6975 ("altivec_lvsr"): New.
6976 ("altivec_dstt"): New.
6977 ("altivec_dstst"): New.
6978 ("altivec_dststt"): New.
6979 ("altivec_dst"): New.
6981 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6982 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6984 2002-01-09 Richard Henderson <rth@redhat.com>
6986 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6988 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6990 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6992 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6994 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6996 2002-01-09 Kazu Hirata <kazu@hxi.com>
6998 * read-rtl.c: Fix formatting.
7000 * regclass.c: Likewise.
7001 * regrename.c: Likewise.
7002 * reg-stack.c: Likewise.
7003 * reload1.c: Likewise.
7004 * reload.c: Likewise.
7007 2002-01-09 Kazu Hirata <kazu@hxi.com>
7009 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7010 to extract items in the expr_list chain.
7012 2002-01-09 Richard Henderson <rth@redhat.com>
7014 * config/vax/vax.c (vax_rtx_cost): Never abort.
7016 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7018 2002-01-09 Jan Hubicka <jh@suse.cz>
7020 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7022 2002-01-09 Richard Henderson <rth@redhat.com>
7024 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7025 Unify code from various alternatives.
7027 2002-01-09 Richard Henderson <rth@redhat.com>
7029 * regrename.c (copy_value): Ignore the copy if the source register
7030 is present in the value chain with a narrower mode.
7032 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7034 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7035 for the c4x target. Also improve layout.
7037 2002-01-09 Richard Henderson <rth@redhat.com>
7039 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7040 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7041 to match insn patterns.
7043 2002-01-09 Richard Henderson <rth@redhat.com>
7045 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7046 (copyprop_hardreg_forward_1): Likewise.
7048 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7050 * pa.md (decrement_and_branch_until_zero): Change predicate for
7051 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7053 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7055 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7056 gets undefined. For Darwin.
7058 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7060 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7062 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7064 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7066 2002-01-08 Richard Henderson <rth@redhat.com>
7068 * regrename.c (copy_value): Ignore overlapping copies.
7070 2002-01-08 Richard Henderson <rth@redhat.com>
7072 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7073 as needed to avoid shared structure.
7075 2002-01-08 Kazu Hirata <kazu@hxi.com>
7077 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7080 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7082 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7083 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7084 documentation of obsolete macros.
7085 * system.h: Poison these macros.
7086 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7087 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7088 config/c4x/c4x.h, config/clipper/clipper.h,
7089 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7090 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7091 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7092 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7093 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7094 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7095 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7096 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7097 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7098 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7099 config/sparc/sparc.h, config/stormy16/stormy16.h,
7100 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7101 definitions and commented out definitions of obsolete macros.
7102 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7103 of MAX_INT_TYPE_SIZE.
7105 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7107 * config/s390/s390.c (s390_preferred_reload_class): Never
7108 return ADDR_REGS if it isn't a subset of the given class.
7109 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7110 FP_REGS, but all superclasses as well.
7112 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7114 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7115 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7116 must not be a const_int.
7118 2002-01-08 Richard Henderson <rth@redhat.com>
7120 * Makefile.in (toplev.o): Depend on options.h.
7121 (gcc.o): Depend on specs.h.
7123 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7125 * expr.c (store_expr): Convert VOIDmode constants back to target's
7128 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7130 * doc/invoke.texi: Markup gcc as @command. Refer to
7131 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7132 of http://gcc.gnu.org/thanks.html.
7134 2002-01-08 Dale Johannesen <dalej@apple.com>
7136 * config/rs6000/rs6000.md: Add missing int register
7137 target case to movdf_low.
7139 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7141 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7142 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7143 (cppinit.o): Depend on except.h.
7144 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7145 s-specs): New rules.
7147 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7148 Don't create specs.h/options.h/gencheck.h here. Remove
7149 unnecessary variable settings from last argument of AC_OUTPUT.
7150 * config.in, configure: Regenerate.
7151 * intl.c: Hardcode package name as "gcc".
7153 * cppinit.c: Include except.h.
7154 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7156 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7157 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7158 (!)USING_SJLJ_EXCEPTIONS.
7159 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7161 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7163 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7164 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7165 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7166 documentation of obsolete macros.
7167 * system.h: Poison these macros.
7168 * config/d30v/d30v.h, config/ns32k/encore.h,
7169 config/stormy16/stormy16.h: Remove definitions and commented out
7170 definitions of obsolete macros.
7172 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7174 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7175 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7178 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7180 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7181 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7182 to insn adjusting stack/frame pointer.
7183 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7184 accept operands that cause the insn to be non-splittable.
7186 2002-01-08 Graham Stott <grahams@redhat.com>
7188 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7189 (C_TYPE_FIELDS_VOLATILE): Likewise.
7190 (C_TYPE_BEING_DEFINED): Likewise.
7191 (C_IS_RESERVED_WORD): Likewise.
7192 (C_TYPE_VARIABLE_SIZE): Likewise.
7193 (C_DECL_VARIABLE_SIZE): Likewise.
7194 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7195 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7196 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7198 (C_DECL_ANTICIPATED): Likewise.
7199 (c_build_type_variant): Add parenthesis.
7201 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7203 * gcc.c (option_map): Remove --version.
7204 (process_command): Handle -fversion following the GNU Coding
7205 Standards. Partially addresses PR other/704.
7207 2002-01-08 Graham Stott <grahams@redhat.com>
7209 * combine.c (combine_instructions): Fix typo.
7211 2002-01-08 Graham Stott <grahams@redhat.com>
7213 * debug.h: Use "tree" and "rtx" throughout.
7215 * debug.c: Likewise.
7217 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7219 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7220 constant pool, use the pool's version of the symbol instead.
7222 2002-01-07 Richard Henderson <rth@redhat.com>
7224 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7225 the original register was copied in a mode with a fewer number of
7226 hard registers than the desired mode.
7227 (copyprop_hardreg_forward_1): Likewise.
7228 (debug_value_data): Fix loop test.
7229 * toplev.c (parse_options_and_default_flags): Reenable
7230 -fcprop-registers at -O1.
7232 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7234 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7235 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7237 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7240 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7242 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7244 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7245 (pa_output_function_prologue): Output local label at the beginning of
7246 the prologue when profiling.
7247 (hppa_profile_hook): Use the local label rather than the function label.
7248 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7250 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7252 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7253 (altivec_expand_unop_builtin): Fix thinko.
7254 (altivec_expand_binop_builtin): Same.
7255 (altivec_expand_ternop_builtin): Same.
7256 (altivec_expand_builtin): Same.
7258 2002-01-07 Richard Henderson <rth@redhat.com>
7260 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7262 2002-01-07 Jason Merrill <jason@redhat.com>
7264 * unwind-dw2.c (execute_cfa_program): Use < again.
7266 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7268 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7270 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7272 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7273 Don't allow -1 - x -> ~x simplifications in the first pass.
7275 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7277 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7279 (altivec_expand_binop_builtin): Same.
7280 (altivec_expand_unop_builtin): Same.
7281 (print_operand): Fix typo.
7282 (bdesc_1arg): Add vupk* variants.
7284 * rs6000.h (rs6000_builtins): Add vupk* enums.
7286 * rs6000.md: Add altivec_vupk* variants.
7288 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7290 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7291 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7292 and last update dates.
7294 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7296 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7298 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7300 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7301 * config/avr/avr.h (CPP_SPEC): Likewise.
7302 (LINK_SPEC): Likewise.
7303 (CRT_BINUTILS_SPECS): Likewise.
7304 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7305 * doc/invoke.texi (AVR Options): Document them.
7307 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7309 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7312 2002-01-07 Graham Stott <grahams@redhat.com>
7314 * config/i386/i386.h: Update copyright date.
7315 (HALF_PIC_PTR): Add parenthesis.
7316 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7317 (CONSTANT_ALIGNMENT): Add parenthesis.
7318 (DATA_ALIGNMENT): Likewise.
7319 (LOCAL_ALIGNMENT): Likewise.
7320 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7321 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7322 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7323 (HARD_REGNO_NREGS): Add paranethesis.
7324 (VALID_SSE_REG_MODE): Whitespace.
7325 (VALID_MMX_REG_MODE): Whitespace.
7326 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7327 (ix86_hard_regno_mode_ok): Add parenthesis.
7328 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7329 (RETURN_IN_MEMORY): Whitespace.
7330 (N_REG_CLASSES): Add parenthesis.
7331 (INTEGER_CLASS_P): Add parenthesis and wrap.
7332 (FLOAT_CLASS_P): Likewise.
7333 (SSE_CLASS_P): Likewise.
7334 (MMX_CLASS_P): Likewise.
7335 (MAYBE_INTEGER_CLASS_P): Likewise.
7336 (MAYBE_FLOAT_CLASS_P): Likewise.
7337 (MAYBE_SSE_CLASS_P): Likewise.
7338 (MAYBE_MMX_CLASS_P): Likewise.
7339 (Q_CLASS_P): Likewise.
7340 (GENERAL_REGNO_P): Uppercase macro parameter.
7341 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7342 (FP_REGNO_P): Likewise.
7343 (ANY_FP_REGNO_P): Uppercase macro parameter.
7344 (SSE_REGNO_P): Likewise.
7345 (SSE_REGNO): Likewise.
7346 (SSE_REG_P): Likewise.
7347 (SSE_FLOAT_MODE_P): Likewise.
7348 (MMX_REGNO_P): Likewise.
7349 (MMX_REG_P):Likewise.
7350 (STACK_REG_P): Likewise.
7351 (NON_STACK_REG_P): Likewise.
7352 (STACK_TOP_P): Likewise.
7353 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7354 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7355 (SECONDARY_MEMORY_NEEDED): Likewise.
7356 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7357 (MD_ASM_CLOBBERS): Whitespace and wrap.
7358 (MUST_PASS_IN_STACK): Whitespace and wrap.
7359 (RETURN_POPS_ARGS): Add parenthesis.
7360 (INIT_CUMULATIVE_ARGS): Likewise.
7361 (FUNCTION_ARG): Likewise.
7362 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7363 (SETUP_INCOMING_VARARGS): Likewise.
7364 (BUILD_VA_LIST_TYPE): Add parenthesis.
7365 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7367 (EXPAND_BUILTIN_VA_ARG): Likewise.
7368 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7369 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7370 (INITIAL_ELIMINATION_OFFSET): Likewise.
7371 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7372 (REGNO_OK_FOR_BASE_P): Likewise.
7373 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7374 (REGNO_OK_FOR_DIREG_P): Likewise.
7375 (REG_OK_FOR_INDEX_P): Whitespace.
7376 (REG_OK_FOR_BASE_P): Whitespace.
7377 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7379 (FIND_BASE_TERM): Fix typo.
7380 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7381 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7382 (SYMBOLIC_CONST; Whitespace.
7383 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7384 (ENCODE_SECTION_INFO): Whitespace.
7385 (FINALIZE_PIC): Remove do { ... } while (0).
7386 (PROMOTE_MODE): Wrap in do { ... } while (0).
7387 (CONST_COSTS): Whitespace.
7388 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7389 (REGISTER_MOVE_COST): Add parenthesis.
7390 (MEMORY_MOVE_COST): Likewise.
7391 (EXTRA_CC_MODES): Whitespace.
7392 (SELECT_CC_MODE): Add parenthesis and whitespace.
7393 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7394 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7395 (ASM_OUTPUT_LABEL): Add paramethesis.
7396 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7397 (ASM_OUTPUT_REG_POP): Likewise.
7398 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7399 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7401 * config/i386/i386.c: Update copyright.
7402 (CHECK_STACK_LIMIT): Add parenthesis.
7403 (AT_BP): Uppercase macro parameter.
7404 (x86_64_int_parameter_registers): Constify.
7405 (x86_64_int_return_registers): Likewise.
7406 (ix86_compare_op0): Use rtx.
7407 (construct_container): Constify INTREG parameter.
7408 (function_arg): Use rtx.
7410 * diagnostic.h: Update copyright date.
7411 (output_buffer_state): Add parenthesis.
7412 (output_buffer_format_args): Likewise.
7414 * combine.c (combine_instructions): Replace XEXP (links, 0)
7417 2002-01-06 H.J. Lu <hjl@gnu.org>
7419 * cfgcleanup.c (thread_jump): Fix 2 typos.
7421 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7423 * config.gcc: Add support for --enable-altivec.
7425 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7427 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7429 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7431 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7432 __objc_class_name_*.
7434 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7436 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7438 2002-01-06 Richard Henderson <rth@redhat.com>
7440 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7441 nop them out. Increment label reference count for REG_LABEL.
7442 (fill_slots_from_thread): Frob label reference count around
7443 delete_related_insns.
7445 2002-01-05 Richard Henderson <rth@redhat.com>
7447 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7450 2002-01-05 Richard Henderson <rth@redhat.com>
7452 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7453 * integrate.c (output_inline_function): Likewise.
7454 * toplev.c (rest_of_compilation): Do it here instead. Move call
7455 to remove_unnecessary_notes after emitting abstract instance.
7456 Force an emitted nested function to have its parent emited as well.
7457 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7459 (rtl_for_decl_location): Do not look at reload data structures
7460 before reload has run.
7462 2002-01-05 Kazu Hirata <kazu@hxi.com>
7464 * cse.c: Fix formatting.
7465 * dwarf2asm.c: Likewise.
7466 * dwarf2out.c: Likewise.
7467 * explow.c: Likewise.
7468 * expmed.c: Likewise.
7469 * function.c: Likewise.
7471 * gencheck.c: Likewise.
7472 * genrecog.c: Likewise.
7473 * ggc-common.c: Likewise.
7474 * ggc-page.c: Likewise.
7475 * global.c: Likewise.
7477 2002-01-05 Kazu Hirata <kazu@hxi.com>
7479 * combine.c: Fix formatting.
7481 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7484 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7486 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7488 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7489 as 1 for __powerpc64__ as well.
7491 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7493 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7496 2002-01-05 Daniel Berlin <dan@dberlin.org>
7498 * lcm.c: Revert change, due to performance regression it causes on
7499 SPEC because it's slightly more conservative (sigh, I hate
7502 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7504 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7506 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7508 * doc/cppinternals.texi: Update.
7510 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7512 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7513 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7515 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7516 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7517 kludge for pre-october-14th mmix versions to handle new-found bug
7518 with PUSHJ/PUSHGO and the register stack.
7519 * config/mmix/mmix.h (struct machine_function): Rename member
7520 has_call_value_without_parameters to has_call_without_parameters.
7521 All referers changed.
7522 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7523 TARGET_MASK_BRANCH_PREDICT): New macros.
7524 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7525 -mno-reg-stack-fill-bug-workaround.
7526 * config/mmix/mmix.md ("call"): Set struct machine member
7527 has_call_without_parameters.
7529 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7531 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7533 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7535 * cfgcleanup.c: Include tm_p.h
7536 (mark_effect): Fix handling of hard register; fix handling of SET
7538 2002-01-04 Kazu Hirata <kazu@hxi.com>
7540 * config/h8300/h8300.md (anonymous patterns): Check that
7541 operands are registers before using REGNO on them.
7543 2002-01-03 Roland McGrath <roland@frob.com>
7545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7547 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7549 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7550 * c-common.h (genrtl_expr_stmt_value): Likewise.
7551 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7552 (expand_expr_stmt_value): Add maybe_last argument.
7553 Don't warn about statement with no effect if it is the last statement
7554 in expression statement.
7555 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7556 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7557 expand_expr_stmt_value.
7558 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7559 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7560 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7561 as maybe_last to expand_expr_stmt_value.
7563 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7565 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7566 be passed in, do not build it.
7567 (c_begin_if_stmt): New function.
7568 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7569 * c-common.h (c_expand_start_cond): Update prototype.
7570 (c_begin_if_stmt): Prototype new function.
7571 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7572 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7573 c_begin_while_stmt and c_finish_while_stmt_cond.
7575 2002-01-04 William Cohen <wcohen@redhat.com>
7577 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7578 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7579 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7580 * config/pa/som.h (ASM_FILE_START): Likewise.
7582 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7584 * lcm.c: Include df.h.
7585 Add available_transfer_function prototype.
7586 (compute_available): Rework to use iterative dataflow framework.
7587 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7588 with bb_info in df.h
7589 (available_transfer_function): New function.
7591 * Makefile.in (lcm.o): add df.h to dependencies.
7593 2002-01-04 Richard Henderson <rth@redhat.com>
7595 * config/alpha/alpha.c (some_operand): Accept HIGH.
7596 (input_operand): Likewise; accept simple references to globals.
7597 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7598 (alpha_const_double_ok_for_letter_p): Likewise.
7599 (alpha_extra_constraint): Likewise.
7600 (alpha_preferred_reload_class): Likewise. Do not force
7601 symbolic constants to memory.
7602 (alpha_legitimate_address_p): Accept simple references
7603 to small_symbolic_operand.
7604 (alpha_legitimize_address): New arg scratch. Be prepared to be
7605 called when no_new_pseudos. Emit simple symbolic references.
7606 Split integers into low, high, and rest.
7607 (alpha_expand_mov): Use alpha_legitimize_address.
7608 (some_small_symbolic_mem_operand): New.
7609 (split_small_symbolic_mem_operand): New.
7610 * config/alpha/alpha-protos.h: Update.
7611 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7612 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7613 (EXTRA_CONSTRAINT): Likewise.
7614 (PREFERRED_RELOAD_CLASS): Likewise.
7615 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7616 (PREDICATE_CODES): Update.
7617 * config/alpha/alpha.md: New post-reload splitters to convert
7618 simplfied symbolic operands to the form that references $29.
7619 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7620 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7622 2002-01-03 Richard Henderson <rth@redhat.com>
7624 * local-alloc.c (function_invariant_p): Update commentary.
7626 2002-01-04 H.J. Lu <hjl@gnu.org>
7628 * toplev.c (rest_of_compilation): Fix a typo when calling
7631 2002-01-03 Kazu Hirata <kazu@hxi.com>
7633 * c-common.c: Fix formatting.
7634 * diagnostic.c: Likewise.
7635 * doloop.c: Likewise.
7636 * dwarf2out.c: Likewise.
7638 2002-01-03 Kazu Hirata <kazu@hxi.com>
7640 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7641 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7643 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7645 * cpperror.c: Update comments and copyright.
7646 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7647 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7649 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7651 * collect2.c (main): Use strcmp when testing for "-shared".
7653 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7655 * cppmacro.c: Don't include intl.h. Update comments.
7656 (new_number_token): Allocate enough buffer for 64-bit unsigned
7657 integers; update prototype.
7658 * cppmain.c: Update comments.
7660 2002-01-03 William Cohen <wcohen@redhat.com>
7662 * function.h (struct function): Add profile.
7663 (current_function_profile): New.
7664 doc/extend.texi: Update documentation.
7665 * final.c (final_start_function): Use current_function_profile
7666 instead of profile_flag.
7667 (profile_after_prologue): Likewise.
7668 * function.c (expand_function_start): Likewise.
7669 (expand_function_start): Likewise.
7670 * config/alpha/alpha.c (direct_call_operand):
7671 (alpha_does_function_need_gp): Likewise.
7672 (alpha_expand_prologue): Likewise.
7673 * config/arm/arm.c (arm_expand_prologue): Likewise.
7674 thumb_expand_prologue: Likewise.
7675 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7676 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7677 (fr30_expand_prologue): Likewise.
7678 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7679 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7680 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7681 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7682 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7683 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7684 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7685 (m32r_expand_prologue): Likewise.
7686 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7687 (m88k_expand_prologue): Likewise.
7688 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7689 * config/mips/mips.c (compute_frame_size): Likewise.
7690 (mips_expand_prologue): Likewise.
7691 (mips_can_use_return_insn): Likewise.
7692 * config/pa/elf.h (ASM_FILE_START): Likewise.
7693 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7694 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7695 * config/pa/som.h (ASM_FILE_START): Likewise.
7696 * config/romp/romp.c (romp_using_r14): Likewise.
7697 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7698 (rs6000_stack_info): Likewise.
7699 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7700 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7701 * config/v850/v850.c (compute_register_save_size): Likewise.
7703 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7705 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7706 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7708 2002-01-03 Turly O'Connor <turly@apple.com>
7710 * darwin.c (machopic_output_possible_stub_label): Don't generate
7711 stub routines for pseudo-stubs which we've just defined.
7713 2002-01-03 Kazu Hirata <kazu@hxi.com>
7715 * builtins.c: Fix formatting.
7716 * c-typeck.c: Likewise.
7717 * combine.c: Likewise.
7721 2002-01-03 Andreas Schwab <schwab@suse.de>
7723 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7724 and return true if _cpp_push_next_buffer pushed a new include
7726 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7727 _cpp_pop_file_buffer did not push a new file.
7728 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7730 2002-01-02 Eric Christopher <echristo@redhat.com>
7732 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7733 FIND_REG_INC_NOTE call. Update copyright.
7734 * loop.c (canonicalize_condition): Ditto.
7735 * reorg.c (delete_scheduled_jump): Ditto.
7737 2002-01-03 Kazu Hirata <kazu@hxi.com>
7739 * gcse.c: Fix formatting.
7741 2002-01-03 Graham Stott <grahams@redhat.com>
7743 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7744 forward defs for struct tags rtx_def, union_tree, rtvec_def
7745 also output corresponding typedefs for rtx, tree, and rtvec.
7747 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7748 rtvec_def along with corresponding typedefs for rtx, tree, and
7749 rtvec to config.h, hconfig.h, tconfig.h.
7751 2002-01-03 Graham Stott <grahams@redhat.com>
7753 * tree.h: Update copyright date.
7754 (IS_EXPR_CODE_CLASS): Add parenthesis.
7755 (TREE_SET_CODE): Add whitespace.
7756 (TREE_CHECK): Add parenthesis.
7757 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7758 (CST_OR_CONSTRUCTOR_CHECK):
7759 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7760 (TREE_SYMBOL_REFERENCED): Whitespace.
7761 (INT_CST_LT): Likewise.
7762 (INT_CST_LT_UNSIGNED): Likewise.
7763 (tree_real_cst): Unwrap comment.
7764 (tree_string): Likewise.
7765 (tree_complex): Likewise.
7766 (IDENTIFIER_POINTER): correct cast.
7767 (SAVE_EXPR_CONTEXT): Whitespace.
7768 (EXPR_WFL_FILENAME_NODE): Likewise.
7769 (EXPR_WFL_FILENAME): Remove parenthesis.
7770 (DECL_ORIGIN): Add parenthesis.
7771 (DECL_FROM_INLINE): Use NULL_TREE.
7772 (build_int_2): Whitespace.
7773 (build_type_variant): Add parenthesis.
7775 * gcc/jcf-parse.c: Update copyright date.
7776 (yyparse): Constify resource_filename.
7778 2002-01-03 Graham Stott <grahams@redhat.com>
7780 * rtl.h: Update copyright date.
7781 (RTL_CHECK1): Wrap long line.
7782 (RTL_CHECK2): Likewise.
7783 (RTL_CHECKC1): Wrap long line and whitespace.
7784 (RTL_CHECKC2): Likewise.
7785 (XWINT): Whitespace.
7791 (XBITMAP): Likewise.
7802 (X0BITMAP): Likewise.
7804 (X0BBDEF): Likewise.
7805 (X0ADVFLAGS): Likewise.
7806 (X0CSELIB): Likewise.
7807 (X0MEMATTR): Likewise.
7815 (XCBITMAP): Likewise.
7817 (XCBBDEF): Likewise.
7818 (XCADVFLAGS): Likewise.
7819 (XCCSELIB): Likewise.
7821 (INSN_UID): Likewise.
7822 (PREV_INSN): Likewise.
7823 (PATTERN): Likewise.
7824 (INSN_CODE): Likewise.
7825 (PUT_REG_NOTE_KIND): Likewise.
7826 (CODE_LABEL_NUMBER): Likewise.
7827 (NOTE_SOURCE_FILE): Likewise.
7828 (NOTE_BLOCK): Likewise.
7829 (NOTE_EH_HANDLER): Likewise.
7830 (NOTE_RANGE_INFO): Likewise.
7831 (NOTE_LIVE_INFO): Likewise.
7832 (NOTE_BASIC_BLOCK): Likewise.
7833 (NOTE_EXPECTED_VALUE): Likewise.
7834 (NOTE_LINE_NUMBER): Likewise.
7835 (LABEL_NAME): Likewise.
7836 (LABEL_NUSES): Likewise.
7837 (LABEL_ALTERNATE_NAME): Likewise.
7838 (ADDRESSOF_DECL): Likewise.
7839 (JUMP_LABEL): Likewise.
7840 (LABEL_NEXTREF): Likewise.
7842 (ORIGINAL_REGNO: Likewise.
7843 (HARD_REGISTER_NUM_P): Add parenthesis.
7844 (SUBREG_REG): Whitespace.
7845 (SUBREG_BYTE): Likewise.
7846 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7847 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7848 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7849 (ASM_OPERANDS_INPUT_VEC): Likewise.
7850 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7851 (ASM_OPERANDS_INPUT): Likewise.
7852 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7853 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7854 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7855 (ASM_OPERANDS_INPUT_MODE): Likewise.
7856 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7857 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7858 (MEM_SET_IN_STRUCT_P): Minor reformat.
7859 (TRAP_CONDITION): Whitespace.
7860 (TRAP_CODE): Likewise.
7861 (COND_EXEC_TEST): Likewise.
7862 (COND_EXEC_CODE): Likewise.
7863 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7864 (PHI_NODE_P): Add parenthesis.
7865 (plus_constant): Whitespace and add parenthesis.
7867 2002-01-03 Kazu Hirata <kazu@hxi.com>
7869 * config/avr/avr.c: Fix comment typos.
7870 * config/c4x/c4x.md: Likewise.
7871 * config/dsp16xx/dsp16xx.h: Likewise.
7872 * config/dsp16xx/dsp16xx.md: Likewise.
7873 * config/i386/i386.md: Likewise.
7874 * config/ia64/ia64.c: Likewise.
7875 * config/m32r/m32r.h: Likewise.
7876 * config/m68hc11/m68hc11.md: Likewise.
7877 * config/mmix/mmix.c: Likewise.
7878 * config/mn10200/mn10200.c: Likewise.
7879 * config/romp/romp.c: Likewise.
7880 * config/sh/sh.c: Likewise.
7881 * config/stormy16/stormy16.c: Likewise.
7882 * config/stormy16/stormy16.h: Likewise.
7883 * config/stormy16/stormy16.md: Likewise.
7885 2002-01-03 Graham Stott <grahams@redhat.com>
7887 * loop.h: Update copyright date.
7888 (LOOP_MOVABLES): Fix typo.
7889 (LOOP_REGS): Likewise.
7890 (LOOP_IVS): Likewise.
7892 2002-01-03 Graham Stott <grahams@redhat.com>
7894 * cppinit.c: Update copyright date.
7895 Don't include output.h
7896 * Makefile.in: Update copyright date.
7899 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7902 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7903 (-pthread) Add to RS/6000 options.
7905 2002-01-02 Kazu Hirata <kazu@hxi.com>
7907 * except.c: Fix comment typos.
7909 * varasm.c: Likewise.
7910 * doc/tm.texi: Fix a typo.
7912 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7914 * c-typeck.c (output_init_element): Allow initializing static storage
7915 duration objects with compound literals.
7917 2002-01-02 Richard Henderson <rth@redhat.com>
7919 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7922 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7924 * gcc.c (default_compilers): Const-ify.
7925 * mips-tdump.c (stab_names): Likewise.
7926 * mips-tfile.c (map_coff_types, map_coff_storage,
7927 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7928 pseudo_ops_t, pseudo_ops): Likewise.
7929 * protoize.c (default_include): Likewise
7931 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7932 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7933 Add array size in declaration.
7934 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7935 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7936 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7937 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7938 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7939 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7940 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7941 emtens, make_nan): Const-ify.
7942 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7943 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7945 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7947 * config.gcc (ia64-*-*): Set extra_headers.
7948 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7949 * config/alpha/t-osf: Remove.
7950 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7952 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7954 * config/rs6000/t-aix43: Revert previous change.
7956 2002-01-02 Jason Merrill <jason@redhat.com>
7958 * c-decl.c (c_expand_body): Call outlining_inline_function when
7959 emitting an inline function out of line.
7961 2002-01-02 Richard Henderson <rth@redhat.com>
7963 * dwarf2out.c (limbo_die_node): Add created_for member.
7964 (new_die): New argument created_for. Update all callers.
7965 (mark_limbo_die_list): New.
7966 (dwarf2out_init): Register limbo_die_list as a root.
7967 (dwarf2out_finish): Force insert limbo dies into their function
7970 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7973 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7975 2002-01-02 Kazu Hirata <kazu@hxi.com>
7977 * config/h8300/fixunssfsi.c: Update copyright.
7980 * config/h8300/h8300.c: Update copyright.
7983 2002-01-02 Kazu Hirata <kazu@hxi.com>
7985 * config/romp/romp.c: Fix comment formatting.
7986 * config/romp/romp.h: Likewise.
7987 * config/romp/romp.md: Likewise.
7988 * config/s390/s390.c: Likewise.
7989 * config/stormy16/stormy16.c: Likewise.
7990 * config/stormy16/stormy16.h: Likewise.
7992 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7994 * c-common.h (genrtl_expr_stmt_value): Declare.
7995 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7996 (genrtl_goto_stmt_value): ... this new function. Pass new
7997 argument down to expand_expr_stmt_value, taking
7998 TREE_ADDRESSABLE into account.
7999 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8000 STMT_EXPR as addressable, i.e., one whose result we want.
8001 * expr.c (expand_expr): Don't save expression statement value
8002 of labeled_blocks or loop_exprs.
8003 * stmt.c (expand_expr_stmt): Redirect to...
8004 (expand_expr_stmt_value): ... this new function. Use new
8005 argument to tell whether to save expression value.
8006 (expand_end_stmt_expr): Reset last_expr_type and
8007 last_expr_value if we don't have either.
8008 * tree-inline.c (declare_return_variable): Mark its use
8009 statement as addressable.
8010 * tree.h: Document new use of TREE_ADDRESSABLE.
8011 (expand_expr_stmt_value): Declare.
8013 2002-01-01 Tom Rix <trix@redhat.com>
8015 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8016 rs6000_emit_allocate_stack.
8018 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8020 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8021 ${srcdir}/ginclude/ to every entry in extra_headers.
8022 * configure: Regenerate.
8023 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8024 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8025 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8026 * ginclude/proto.h: Rename to config/convex/proto.h.
8028 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8030 * attribs.c (handle_vector_size_attribute): Use host_integerp
8031 and tree_int_cst; remove warnings.
8032 * caller-save.c (insert_restore): Add cast to get rid of warning.
8033 (insert_save): Likewise.
8034 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8035 * regmove.c (find_matches): Add temporary var to kill a warning.
8037 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8039 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8040 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8041 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8042 (vms-dwarf2eh.o): Add Makefile rule.
8043 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8044 * config/alpha/vms-dwarf2eh.asm: New file.
8046 * gcc.c (delete_if_ordinary): Delete all versions.
8048 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8050 * config/mmix/mmix.md: Update FIXME to not mention
8052 (MMIX_rJ_REGNUM): New define_constants constant.
8053 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8054 "*movdicc_real"): Adjust contraints formatting.
8055 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8056 for branch prediction.
8057 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8059 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8060 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8061 number. Delete related FIXMEs.
8062 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8063 from number to MMIX_rJ_REGNUM.
8064 (TARGET_MASK_BRANCH_PREDICT): New.
8065 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8066 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8067 value. Add -mbranch-predict and -mno-branch-predict.
8068 (TARGET_VERSION): Drop date.
8069 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8070 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8071 for finding out global symbols.
8072 (mmix_asm_output_labelref): Revert condition for global symbol.
8073 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8074 (mmix_print_operand_punct_valid_p): A '+' is valid.
8076 See ChangeLog.6 for earlier changes.