1 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
5 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
7 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8 Richard Henderson <rth@redhat.com>
11 * c-common.c (c_expand_expr): Preserve result of a statement
14 2002-03-21 Jakub Jelinek <jakub@redhat.com>
17 * genrecog.c (maybe_both_true_mode): Remove.
18 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
19 * machmode.def (Pmode): Likewise.
21 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
23 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
24 (nonlocal_mentioned_p_1): New function.
25 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
26 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
27 (mark_constant_function): Recognize pure functions.
28 * rtl.h (global_reg_mentioned_p): New prototype.
29 * rtlanal.c (global_reg_mentioned_p,
30 global_reg_mentioned_p_1): New function.
32 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
34 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
36 * fixinc/fixincl.x: Regenerate.
38 2002-03-20 Jason Merrill <jason@redhat.com>
40 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
42 2002-03-20 Michael Meissner <meissner@redhat.com>
44 * doc/invoke.texi (Optimize Options): Document that -O2 sets
47 2002-03-20 Bob Wilson <bob.wilson@acm.org>
49 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
50 ".literal_position" directive before the constant pool.
52 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
54 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
56 Add Brad Lucier to testers.
58 2002-03-20 Jakub Jelinek <jakub@redhat.com>
61 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
63 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
64 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
65 instead of insn_extract.
67 2002-03-20 Jakub Jelinek <jakub@redhat.com>
70 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
72 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
73 stmt if some case has been output.
75 2002-03-20 Jakub Jelinek <jakub@redhat.com>
78 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
79 movsfcc_1, movdfcc_1): Add %O2.
80 * config/i386/i386.c (print_operand): Handle %ON.
81 Print . before float condition codes in Sun as cmov syntax.
82 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
83 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
86 2002-03-20 Philip Blundell <pb@nexus.co.uk>
88 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
89 return instruction if PC was popped.
91 2002-03-20 Bob Wilson <bob.wilson@acm.org>
93 * config/xtensa/xtensa.md: Remove unused type attributes.
94 (adddi_carry, subddi_carry): Change type attribute to "multi".
96 2002-03-19 Dale Johannesen <dalej@apple.com>
98 PR optimization/5999, middle-end/5731
99 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
100 multiplications by reciprocals.
102 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
104 * Makefile.in: Update.
105 * c-common.c: Include langhooks.h.
106 (inline_forbidden_p): Use new hook.
107 * diagnostic.c: Include langhooks.h.
108 (format_with_decl, announce_function,
109 default_print_error_function): Use new hook.
110 * dwarf2out.c (dwarf2_name): Use new hook.
111 * function.c: Include langhooks.h.
112 (init_function_start): Use new hook.
113 * langhooks-def.h (lhd_decl_printable_name): New.
114 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
115 (LANGHOOKS_INITIALIZER): Update.
116 * langhooks.c (lhd_decl_printable_name): New.
117 * langhooks.h (struct lang_hooks): New hook.
118 * toplev.c (decl_name, decl_printable_name): Remove.
119 (open_dump_file): Use new hook.
120 (process_options): Remove old hook.
121 * tree.h (decl_printable_name): Remove.
123 * objc-act.c (objc_init): Remove old hook.
124 (objc_printable_name): Export.
125 * objc-act.h (objc_printable_name): New.
126 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
128 2002-03-19 Jim Blandy <jimb@redhat.com>
130 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
131 the start_source_file debug hook, not the current line number.
133 2002-03-19 Richard Henderson <rth@redhat.com>
135 * flow.c (EH_USES): Provide default.
136 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
137 * doc/tm.texi (EH_USES): New.
139 * config/ia64/ia64.c (ia64_eh_uses): New.
140 * config/ia64/ia64-protos.h: Update.
141 * config/ia64/ia64.h (EH_USES): New.
143 2002-03-19 Richard Henderson <rth@redhat.com>
145 * varasm.c (output_constant_def): Fix stupid typo.
147 2002-03-19 Richard Henderson <rth@redhat.com>
150 * except.c (current_function_has_exception_handlers): New.
151 * except.h: Declare it.
152 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
153 Combine tests that disable all sibcalls for the function.
155 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
157 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
160 2002-03-19 Richard Henderson <rth@redhat.com>
163 * config/ia64/ia64.c: Revert 2002-03-01 patch.
164 * config/ia64/ia64.h (INIT_EXPANDERS): New.
166 2002-03-19 Jim Blandy <jimb@redhat.com>
168 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
169 name, even if the replacement list contains no tokens, as required
172 2002-03-19 Jason Merrill <jason@redhat.com>
174 * varasm.c (globalize_decl): Get the name from the RTL, not
177 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
179 2002-03-19 Bob Wilson <bob.wilson@acm.org>
181 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
182 subdi_carry): Define.
184 2002-03-19 David Edelsohn <edelsohn@gnu.org>
186 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
187 about -fpic/-fPIC if extra_warnings set.
189 2002-03-19 David Edelsohn <edelsohn@gnu.org>
191 * expr.c (expand_expr): Sign-extend CONST_INT generated from
193 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
195 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
197 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
198 in favor of SP if FRAME_POINTER_REQUIRED is false.
200 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
202 * emit-rtl.c (gen_int_mode): New function.
203 * rtl.h: Prototype for it.
204 * combine.c (make_extraction, simplify_comparison), expmed.c
205 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
206 (convert_modes, store_field), optabs.c (expand_fix),
207 simplify-rtx.c (neg_const_int, simplify_unary_real),
209 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
210 Use it instead of GEN_INT (trunc_int_for_mode (...)).
212 2002-03-19 Jakub Jelinek <jakub@redhat.com>
215 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
216 convert_parm_for_inlining.
217 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
219 * langhooks-def.h: Likewise.
220 * objc/objc-lang.c: Likewise.
221 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
223 * tree-inline.c (initialize_inlined_parameters):
224 Call convert_parm_for_inlining lang hook if needed.
225 * c-typeck.c (c_convert_parm_for_inlining): New function.
226 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
228 2002-03-18 Mark Mitchell <mark@codesourcery.com>
230 * calls.c (precompute_arguments): Do not assume that temporaries
231 can be destroyed after expanding the argument.
232 (expand_call): Likewise.
234 2002-03-15 Eric Christopher <echristo@redhat.com>
236 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
237 Fix register preference on last change.
238 * config/mips/mips.c (mips_return_in_memory): New function.
239 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
240 * config/mips/mips-protos.h: Declare.
241 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
242 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
244 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
246 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
248 (anddi3, iorsi3): Likewise.
250 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
251 use %gprel for symbols that are going to be placed in linkonce
254 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
255 RETURN_ADDRESS_POINTER_REGNUM to $ra.
256 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
257 not needed. Disregard leaf_function_p().
258 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
259 mips16 frame pointer.
260 * config/mips/mips.md (store ra): Only to small SP offsets.
261 2001-08-22 Graham Stott <grahams@redhat.com>
262 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
263 return a REG rtx for the return address register.
265 2002-03-18 Bob Wilson <bob.wilson@acm.org>
267 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
268 constant-pool addresses as "mode-dependent".
269 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
271 2002-03-18 Jakub Jelinek <jakub@redhat.com>
274 * expr.c (emit_group_load): Use extract_bit_field if
275 needed for CONCAT arguments.
277 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
280 * arm.md (tablejump): Make this a define_expand. For PIC add the
281 offset to the base of the table.
282 (thumb_tablejump): Matcher for Thumb tablejump insn.
283 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
284 as the difference of two labels.
285 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
286 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
288 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
289 * arm.c (get_jump_table_size): If the table is not in the text
290 section, return zero.
292 2002-03-18 Bernd Schmidt <bernds@redhat.com>
294 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
296 (arm_reload_out_hi): Use gen_lowpart instead of
297 gen_rtx_SUBREG to access QImode components.
298 * config/arm/arm.md: Disable zero_extend split for QImode
299 subregs in BIG_ENDIAN mode.
300 (storehi_bigend): Match use of least significant byte.
301 (storeinthi): Remove extraneous SUBREG.
302 Add missing construction of operands[2].
303 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
304 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
305 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
307 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
309 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
312 2002-03-17 Richard Henderson <rth@redhat.com>
314 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
317 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
319 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
320 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
322 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
324 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
326 * predict.c (estimate_bb_frequencies): Delete unused variables.
328 2002-03-17 Richard Henderson <rth@redhat.com>
330 * config/ia64/ia64.c (ia64_attribute_table): Move before
331 targetm definition. Make static.
333 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
335 * c-common.h (yyparse, c_common_parse_file): New.
336 * c-lang.c: Include c-common.h.
337 (LANG_HOOKS_PARSE_FILE): Redefine.
338 * c-lex.c: Include c-common.h.
339 (yyparse): Rename c_common_parse_file. Call yyparse.
340 * c-parse.in (yyparse): Remove macro.
341 * c-tree.h (yyparse_1): Remove.
342 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
343 (LANG_HOOKS_INITIALIZER): Update.
344 * langhooks.h (struct lang_hoooks): New hook parse_file.
345 * toplev.c (compile_file): Use parse_file hook.
346 * tree.h (yyparse): Remove.
347 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
349 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
351 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
352 float_truncate, not fix.
353 ("*truncdfsf2_real"): Ditto.
354 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
356 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
358 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
360 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
361 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
362 where appropriate. Make the second reference to
363 leaf_function_p a function call, as intended. Reindented.
365 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
366 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
368 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
369 add register to non-constant into sp.
371 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
372 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
373 (mips16_gp_pseudo_rtx): Lose.
374 (INIT_EXPANDERS): Deleted.
375 * config/mips/mips.c (mips_init_machine_status): New.
376 (mips_free_machine_status): New.
377 (mips_mark_machine_status): New.
378 (override_options): Set them.
379 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
380 (struct machine_function): ... new. Replaced all references.
381 (mips_add_gc_roots): Don't mark them.
382 (embedded_pic_fnaddr_reg): New, extracted from...
383 (embedded_pic_offset): ... here.
384 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
387 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
389 * cppinit.c: Revert -MD removal.
391 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
393 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
394 soft registers by default for 68HC12.
395 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
396 when compiling with -fomit-frame-pointer.
397 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
398 (expand_epilogue): Likewise.
399 (m68hc11_gen_rotate): Use exg when rotating by 8.
401 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
403 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
404 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
405 (splits): Remove unused add splits.
406 ("*addhi3_68hc12"): Tune constraints.
407 ("addhi_sp"): Try to use X instead of Y in all cases and if the
408 constant fits in 8-bits and D is dead use abx/aby instructions.
409 ("*addhi3"): Remove extern declaration of ix_reg.
410 ("*subsi3"): Optimize and provide new split.
412 ("*subhi3_sp"): Avoid saving X if we know it is dead.
413 (arith splits): For 68hc12 save the address register on the stack
414 and do the arithmetic operation with a pop.
416 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
418 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
419 allocating QImode in address registers.
420 ("*movqi_m68hc11"): Likewise.
422 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
424 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
426 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
428 * cppinit.c (print_help): Display -MD and -MMD.
429 Don't display usage string. Update assertion syntax and
431 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
432 (cpp_handle_option): Update.
434 2002-03-15 Chris Demetriou <cgd@broadcom.com>
436 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
437 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
438 and define it so that regardless of target CPU size,
439 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
440 of "int" rather than "long."
442 2002-03-15 Richard Henderson <rth@redhat.com>
444 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
447 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
449 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
450 ("tstqi" split): Avoid using memory for tstqi on address register.
451 (splits): Remove constraints.
452 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
453 ("cmpdf", "cmpsf"): Remove since not used.
454 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
455 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
457 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
459 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
460 ("neghi2"): Tighten constraints.
461 ("one_cmplsi2"): Optimize and simplify split.
462 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
464 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
466 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
467 and split of AND operation to clear the upper bits.
468 ("*logicalsi3_zextqi"): Likewise.
469 ("*logicallhi3_zexthi_ashift8"): Likewise.
470 ("*logicalsi3_silshr16"): Likewise.
471 ("logicalsi3_silshl16"): Likewise.
472 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
474 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
476 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
477 (m68hc11_indirect_p): New function.
478 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
479 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
481 (asm_print_register): Likewise.
482 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
483 (m68hc11_indirect_p): Declare.
484 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
485 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
486 (TARGET_SWITCHES): New option -mrelax.
487 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
489 ("iorsi3", "xorsi3"): Likewise.
490 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
491 ("*andhi3_mem"): New to handle destination in memory with bclr
492 and a scratch register.
493 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
494 ("*andhi3_const"): New when operand2 is constant.
495 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
496 ("*andhi3_gen"): Cleanup of the old "andhi3".
497 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
498 ("xorqi3"): Update constraints.
500 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
502 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
503 for reg_equiv_memory_loc when the operand is a register that does
504 not get a hard register (stack location).
505 (tst_operand): After reload, accept all memory operand.
506 (symbolic_memory_operand): Fix detection of symbolic references.
507 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
508 accept symbols and any constant.
510 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
512 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
513 note on the insn that sets the soft frame register.
514 (must_parenthesize): ix and iy are also reserved names.
515 (print_operand_address): One more place where parenthesis are required
516 to avoid confusion with register names.
517 (m68hc11_gen_movhi): Allow push of stack pointer.
518 (m68hc11_check_z_replacement): Fix handling of parallel with a
520 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
521 the replacement register is.
522 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
524 (MODES_TIEABLE_P): All modes are tieable except QImode.
526 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
528 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
529 (___subdi3): Likewise.
530 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
531 (__map_data_section): Optimize 68hc11 case.
533 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
535 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
536 than a shift to avoid adding a register with itself.
537 (m68hc11_memory_move_cost): Take into account NO_REGS.
538 (m68hc11_register_move_cost): Update and use memory move cost
540 (m68hc11_address_cost): Make cost of valid offset not 0 so that
541 it gives more opportunities to cse to optimize.
542 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
543 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
545 2002-03-15 Mark Mitchell <mark@codesourcery.com>
547 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
548 * c-common.def (CLEANUP_STMT): New tree node.
549 * c-common.h (CLEANUP_DECL): New macro.
550 (CLEANUP_EXPR): Likewise.
551 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
552 * expr.c (expand_expr): Tidy.
553 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
554 * tree-inline.c (initialize_inlined_parameters): Clean up
557 2002-03-15 Jakub Jelinek <jakub@redhat.com>
560 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
561 before movrXX only, use reg_overlap_mentioned_p.
562 Only special case NE if just one insn can be generated.
564 2002-03-15 Jason Merrill <jason@redhat.com>
566 * varasm.c (assemble_variable): Call resolve_unique_section before
567 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
570 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
573 * arm.md (split pattern for thumb shiftable immediates): Add comment
574 explaining non-obvious test.
576 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
579 * arm.md (movaddr, movaddr_insn): Delete.
581 2002-03-15 Jason Merrill <jason@redhat.com>
583 * toplev.c (wrapup_global_declarations): Clarify variable handling.
584 -fkeep-static-consts doesn't apply to comdats.
586 2002-03-14 Richard Henderson <rth@redhat.com>
588 * c-decl.c: Include c-pragma.h.
589 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
590 (finish_function): Tidy.
591 * c-pragma.c: Include c-common.h.
592 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
593 (handle_pragma_weak): Use them.
594 (init_pragma): Register pending_weaks.
595 * c-pragma.h (maybe_apply_pragma_weak): Declare.
596 * print-tree.c (print_node): Print DECL_WEAK.
597 * varasm.c (mark_weak_decls): Remove.
598 (remove_from_pending_weak_list): Remove.
600 (asm_emit_uninitialised): Call globalize_decl for weak commons.
601 (weak_decls): Make a tree_list.
602 (declare_weak): Cons weak_decls directly.
603 (globalize_decl): Remove weak_decls elements directly.
604 (weak_finish): Simplify weak_decls walk. Don't weaken unused
605 symbols. Don't pretend to handle aliases.
606 (init_varasm_once): Update weak_decls registry.
607 * Makefile.in: Update dependencies.
609 2002-03-14 Richard Henderson <rth@redhat.com>
612 * config/ia64/ia64.c: Include tm_p.h last.
613 (gen_nop_type): Remove duplicate definition.
614 (cycle_end_fill_slots): Set sched_data for second L slot.
615 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
616 (nop_cycles_until): Fix typos.
618 2002-03-15 Jakub Jelinek <jakub@redhat.com>
621 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
623 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
625 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
626 descriptors correctly.
628 2002-03-14 Michael Meissner <meissner@redhat.com>
630 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
631 100, allowing MAX_UNROLLED_INSNS to be overridden.
633 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
636 * unroll.c (params.h): Include.
637 (MAX_UNROLLED_INSNS): Delete, now in params.h.
639 * doc/invoke.texi (--param max-unroll-insns): Document.
641 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
643 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
645 * arm.md: Fix warnings about constraints in peepholes and splits.
647 2002-03-14 Zack Weinberg <zack@codesourcery.com>
649 * cpphash.h (struct lexer_state): Remove line_extension member.
650 * cpplib.c (dequote_string, do_linemarker): New functions.
651 (linemarker_dir): New data object.
652 (DIRECTIVE_TABLE): No longer need to interpret #line in
653 preprocessed source. Delete obsolete comment about return
655 (end_directive, directive_diagnostics, _cpp_handle_directive):
656 Don't muck with line_extension.
657 (directive_diagnostics): No need to issue warnings for
659 (_cpp_handle_directive): Issue warnings for linemarkers here,
660 when appropriate. Dispatch linemarkers to do_linemarker, not
662 (do_line): Code to handle linemarkers split out to do_linemarker.
663 Convert escape sequences in filename argument, both places.
665 * cppmacro.c (quote_string): Rename cpp_quote_string and
666 export. All callers changed.
667 * cpplib.h (cpp_quote_string): Prototype.
668 * cppmain.c (print_line): Call cpp_quote_string on to_file
671 * doc/cpp.texi: Document that escapes are now interpreted in
672 #line and in linemarkers, and that non-printing characters are
673 converted to octal escapes when linemarkers are generated.
675 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
677 * emit-rtl.c (try_split): Use delete_insns.
678 * recog.c (split_all_insns): Fix terminating condition.
680 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
681 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
684 * arm.c (arm_output_epilogue): Fix floating-point register save
685 adjustment when using a frame pointer.
687 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
689 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
690 * config/mips/mips.c (compute_frame_size): Retrofit them here.
691 (save_restore_insns, mips_expand_epilogue): And here.
692 (build_mips16_call_stub): And here.
693 (mips_function_value): Use the new macros to decide whether a single
694 or complex float can be returned in floating-point registers. Return
695 a parallel rtx in the complex case.
697 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
699 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
700 call after liveness analysis.
702 * recog.c (split_insn): Use delete_insn_and_edges.
704 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
705 instructions to have branch prediction notes.
706 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
708 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
710 * configure.in: Don't pass -Wno-long-long to a ADA compiler
711 that doesn't support it.
712 * configure: Regenerate.
714 2002-03-13 Jakub Jelinek <jakub@redhat.com>
717 * config/sparc/sparc.md (normal_branch, inverted_branch,
718 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
719 inverted_fp_branch): Adjust calls to output_cbranch.
720 Set length attribute.
721 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
722 output_v9branch. Set length attribute.
723 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
725 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
726 (output_cbranch): Likewise. Handle far branches.
727 (output_v9branch): Handle far branches.
728 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
730 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
731 noov_compare64_op predicates.
733 2002-03-13 Jason Merrill <jason@redhat.com>
735 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
736 into the function and constify it.
737 * gthr-dce.h, gthr-solaris.h: Likewise.
739 2002-03-13 David Edelsohn <edelsohn@gnu.org>
741 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
742 * config/rs6000/rs6000.c (rs6000_va_arg): Use
743 std_expand_builtin_va_arg if not ABI_V4.
745 2002-03-13 Jason Merrill <jason@redhat.com>
747 * varasm.c (globalize_decl): New fn.
748 (assemble_start_function): Use it.
749 (asm_emit_uninitialized): Use it.
750 (assemble_alias): Use it.
751 (assemble_variable): Use it.
753 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
755 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
756 2002-03-12 internal visibility change.
757 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
758 visibility into SYMBOL_REF_FLAG.
760 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
762 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
763 VOIDmode operand. Add compile-time optimization for constant results.
765 2002-03-12 Jason Merrill <jason@redhat.com>
767 * c-typeck.c (convert_for_assignment): Don't allow conversions
768 between pointers and references. Only allow lvalues to convert to
771 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
773 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
774 before prologue, to avoid scheduling problems.
776 2002-03-13 Jakub Jelinek <jakub@redhat.com>
778 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
779 (ELIMINABLE_REGS): Add sfp->sp.
780 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
782 2002-03-13 Jakub Jelinek <jakub@redhat.com>
785 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
787 2002-03-13 Jakub Jelinek <jakub@redhat.com>
789 * loop.c (basic_induction_var): Don't call convert_modes if mode
790 classes are different.
792 2002-03-12 Richard Henderson <rth@redhat.com>
795 * function.c (reposition_prologue_and_epilogue_notes): Position
796 the markers after/before the last/first insn not deleted.
798 2002-03-12 Richard Henderson <rth@redhat.com>
801 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
802 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
803 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
805 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
806 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
807 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
809 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
810 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
811 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
812 also. Don't set it if not flag_pic.
813 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
814 to be INVALID_REGNUM when not used.
816 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
818 * expmed.c (store_bit_field): Reset alias set for memory.
819 (extract_bit_field): Same.
821 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
823 * c-common.c (c_tree_code_type, c_tree_code_length,
824 c_tree_code_name, add_c_tree_codes): Delete.
825 * c-common.h (add_c_tree_codes): Delete.
826 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
828 * c-objc-common.c (c_objc_common_init): Don't call
829 add_c_tree_codes, instead set lang_unsafe_for_reeval.
830 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
831 objc_tree_code_name, add_objc_tree_codes): Delete.
832 (objc_init): Don't call add_objc_tree_codes.
833 * objc/objc-lang.c (tree_code_type, tree_code_length,
834 tree_code_name): Define.
835 * toplev.c (lang_independent_init): Don't set
836 tree_code_length[IDENTIFIER_NODE].
837 * tree.c (tree_code_type, tree_code_length, tree_code_name):
838 Delete definitions, moved to language front-ends.
839 * tree.def (IDENTIFIER_NODE): Hardwire the length.
840 * tree.h (tree_code_type, tree_code_length, tree_code_name):
842 (tree_code_length): Change type to unsigned char.
844 2002-03-12 Richard Henderson <rth@redhat.com>
846 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
847 internal visibility change.
849 2002-03-12 Bob Wilson <bob.wilson@acm.org>
851 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
852 validize_mem() instead of change_address to avoid clobbering
855 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
857 * c-lex.h (position_after_whitespace): Remove.
859 2002-03-12 Jakub Jelinek <jakub@redhat.com>
861 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
862 (lex_string): Use unsigned char pointers.
864 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
866 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
867 is not a valid memory_operand.
869 2002-03-12 Bob Wilson <bob.wilson@acm.org>
871 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
872 * config/xtensa/lib1funcs.asm: Fix copyright to include
873 special case for libgcc files.
874 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
875 (__divsi3): Likewise.
876 (__umodsi3): Likewise.
877 (__modsi3): Likewise.
878 * config/xtensa/lib2funcs.S: Fix copyright to include
879 special case for libgcc files.
881 2002-03-12 Tom Rix <trix@redhat.com>
883 * collect2.c (resolve_lib_name): Move outside of
884 OBJECT_FORMAT_COFF ifdef.
885 (ignore_library): Same.
887 2002-03-12 Bob Wilson <bob.wilson@acm.org>
889 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
891 2002-03-12 Bob Wilson <bob.wilson@acm.org>
893 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
894 to function_section before writing out the constant pool.
896 2002-03-12 David Edelsohn <edelsohn@gnu.org>
898 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
900 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
902 2002-03-12 Alan Modra <amodra@bigpond.net.au>
904 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
908 (cmpsi splitter): Likewise.
909 (modsi3): Fail if <= 0.
910 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
911 redundant test when HOST_BITS_PER_WIDE_INT != 32.
912 (reg_or_sub_cint64_operand): Likewise.
913 (num_insns_constant_wide): Optimize sign extension.
914 (rs6000_legitimize_address): Likewise.
916 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
918 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
919 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
921 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
923 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
926 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
928 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
929 scratch register to DImode / TImode.
930 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
931 register used does not overlap the target.
933 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
935 * Makefile.in (debug.o): Depend on debug.h.
936 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
937 * debug.c (do_nothing_debug_hooks): Likewise.
938 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
939 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
940 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
941 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
942 * dwarfout.c (dwarf_debug_hooks): Likewise.
943 * integrate.c (output_inline_function): Likewise.
944 * objc/objc-act.c (synth_module_prologue): Likewise.
945 * sdbout.c (sdb_debug_hooks): Likewise.
946 * toplev.c (debug_hooks): Likewise.
947 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
949 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
951 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
952 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
953 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
954 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
955 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
956 * defaults.h (POINTER_SIZE): Define.
957 * doc/tm.texi (POINTER_SIZE): Document default.
959 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
961 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
963 2002-03-11 Richard Henderson <rth@redhat.com>
965 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
966 if rebuild_label_notes_after_reload.
968 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
970 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
971 emit pic register load if "internal" visibility.
972 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
973 (cris_expand_builtin_va_arg): Do all computations on trees.
975 2002-03-11 Richard Henderson <rth@redhat.com>
977 * rtlanal.c: Include recog.h.
978 (keep_with_call_p): Fix thinko.
979 * Makefile.in (rtlanal.o): Update dependencies.
981 2002-03-11 Chris Meyer <cmeyer@gatan.com>
983 * genflags.c (gen_insn): Use IS_VSPACE.
984 * genoutput.c (output_insn_data): Likewise.
985 (process_template): Likewise.
987 2002-03-11 Richard Henderson <rth@redhat.com>
989 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
991 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
993 * Makefile.in: Update.
994 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
995 Update documentation.
996 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
997 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
999 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1001 * Makefile.in: Give texi2pod its input file as a command line
1002 argument, not on stdin.
1004 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1005 Daniel Berlin <dan@dberlin.org>
1007 C++ alias analysis improvement.
1008 * alias.c (record_component_aliases): Record aliases for base
1011 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1013 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1015 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1017 * toplev.c (vms_fopen): Remove, not needed.
1019 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1021 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1023 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1024 for FP, already done later.
1026 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1027 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1029 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1031 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1032 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1033 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1034 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1035 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1036 (ediv, emul, eldexp, esqrt): Likewise.
1037 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1038 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1039 (saturate): New function.
1040 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1041 (make_nan): Use a saturation value instead of a NaN if
1042 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1043 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1044 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1045 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1046 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1047 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1048 !ROUND_TOWARDS_ZERO.
1049 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1050 (ROUND_TOWARDS_ZERO): Document.
1052 2002-03-11 Andreas Jaeger <aj@suse.de>
1054 * cfg.c (dump_flow_info): Remove unused variable.
1056 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1058 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1059 computations on trees.
1061 2002-03-10 Richard Henderson <rth@redhat.com>
1064 * reload.c (copy_replacements_1): New.
1065 (copy_replacements): Use it to recurse through the rtx.
1067 2002-03-10 Richard Henderson <rth@redhat.com>
1069 * loop.c (strength_reduce): Compute number of iterations as
1070 unsigned HOST_WIDE_INT.
1072 2002-03-10 Richard Henderson <rth@redhat.com>
1074 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1075 to move away from the end of the block.
1077 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1079 PR preprocessor/5899
1080 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1082 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1086 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1088 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1090 * config/mmix/mmix.c: Improve comments.
1091 (mmix_target_asm_function_prologue): Drop variable
1092 empty_stack_frame. Don't allocate unused slot above fp.
1093 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1094 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1095 brace in first column.
1096 (enum reg_class): Ditto.
1097 (FIRST_PARM_OFFSET): Now 0.
1098 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1100 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102 * combine.c (make_extraction): Fix error in last change.
1104 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1106 * c4x.c (c4x_fp_reglist): Const-ify.
1107 * cris.c (cris_print_operand): Likewise.
1108 * i386.c (ix86_va_arg): Likewise.
1109 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1110 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1111 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1112 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1113 * mcore.h (regno_reg_class): Likewise.
1114 * mips.c (gen_int_relational): Likewise.
1115 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1116 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1117 * pdp11.c (move_costs): Likewise.
1118 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1119 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1121 * s390.h (regclass_map): Likewise.
1122 * sh.c (shift_amounts): Likewise.
1123 * sh.md (rotlsi3): Likewise.
1125 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1127 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1128 (ne0+5): Use new clobber to generate proper shift pattern.
1129 Patch by Michael Matz <matz@kde.org>.
1131 2002-03-09 Andreas Schwab <schwab@suse.de>
1133 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1135 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1137 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1139 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1142 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1143 even for non-representable constants.
1145 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1147 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1148 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1149 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1150 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1151 (pop_function_context): Compute MAY_SHARE parameter for
1153 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1154 (gen_mem_addressof): Call fixup_var_refs with new parm.
1156 * combine.c (make_extraction): Don't make extension of CONST_INT.
1158 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1160 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1161 in o32 and o64 ABIs.
1162 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1163 but getting fixed-size structs passed in registers regardless of
1164 padding in o32 and o64 ABIs.
1166 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1167 offset before loading address of argument passed by transparent
1170 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1172 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1174 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1176 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1177 marker such that registers after it are saved.
1179 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1181 * sparc.c (arith_4096_operand): Fix error in last change.
1183 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1185 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1188 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1190 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1193 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1195 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1197 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1199 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1200 removed; fix return value.
1201 * combine.c (combine_instructions): Dirtify blocks where we failed to
1202 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1203 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1205 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1207 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1209 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1211 * recog.c (peephole2_optimize): Re-distribute EH edges.
1213 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1215 * expr.c (expand_expr): Use unsave lang hook.
1216 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1217 (LANG_HOOKS_INITIALIZER): Update.
1218 * langhooks.h (struct lang_hooks): New hook unsave.
1219 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1220 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1221 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1222 (unsave_expr_now): Remove.
1223 * tree.h (unsave_expr_now, lang_unsave,
1224 lang_unsave_expr_now): Remove.
1227 2002-03-08 Andreas Jaeger <aj@suse.de>
1229 * flow.c (propagate_block_delete_insn): Remove unused variable.
1231 2002-03-08 Kazu Hirata <kazu@hxi.com>
1233 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1234 insn length for memory load/store.
1236 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1238 * doc/install.texi (--with-libiconv-prefix): Document.
1240 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1242 * doc/sourcebuild.texi: Fix typo.
1244 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1247 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1250 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1252 * rtl.c (copy_most_rtx): Move from here ...
1253 * emit-rtl.c (copy_most_rtx): ... to here.
1255 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1257 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1258 SUBTARGET_CPP_SIZE_SPEC.
1259 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1261 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1263 2002-03-07 Matt Hiller <hiller@redhat.com>
1265 * gensupport.c (first_dir_md_include): Renamed from include;
1266 change all references.
1267 (last_dir_md_include): Renamed from last_include; change all
1269 (init_md_reader): Unconditionally initialize base_dir whether or
1270 not filename is a relative path.
1272 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1274 * config/fp-bit.c (_unord_f2): Compile it in even if
1275 US_SOFTWARE_GOFAST is enabled.
1277 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1278 NULL_RTX. Set all HFmode operations as NULL_RTX.
1279 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1280 NULL_RTX, try reversing the comparison and the operands.
1282 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1284 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1285 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1288 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1290 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1292 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1294 * basic-block.h (fixup_abnormal_edges): Declare.
1295 * reload1.c (fixup_abnormal_edges): New function.
1296 * reg-stack.c (convert_regs): Use it.
1298 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1300 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1302 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1304 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1305 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1306 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1307 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1308 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1309 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1310 unless x and y could be infinite.
1311 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1312 Check that the common type of both arguments is a real, even for
1313 targets without unordered comparisons. Allow an integer argument
1314 to be compared against a real.
1315 (expand_tree_builtin): Use expand_unordered_cmp.
1316 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1317 * cse.c (fold_rtx): Likewise. Fix indentation.
1318 * fold-const.c (fold_real_zero_addition_p): New.
1319 (fold): Use it, and the new HONOR_... macros.
1320 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1321 * jump.c (reversed_comparison_code_parts): After searching for
1322 the true comparison mode, use HONOR_NANS to decide whether it
1323 can be safely reversed.
1324 (reverse_condition_maybe_unordered): Remove IEEE check.
1325 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1326 to decide which simplifications are valid. Allow the following
1327 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1328 and (a - -b) to (a + b).
1329 (simplify_relational_operation): Use HONOR_NANS.
1330 * doc/tm.texi: Document the MODE_HAS_... macros.
1332 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1334 * combine.c (simplify_comparison): If simplifying a logical shift
1335 right and compare with constant, force the comparison to unsigned.
1337 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1339 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1341 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1343 (alt_reg_names): Remove % for vrsave.
1345 2002-03-06 Richard Henderson <rth@redhat.com>
1347 PR optimization/5844
1348 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1349 if used indicates we've already emitted one copy of an operand.
1350 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1351 (gen_split): Supply a non-null used.
1353 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1355 * reload1.c (reload): Unshare all rtl after reload is done.
1357 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1358 but simply fail if the expression is too complex to simplify.
1359 (simplify_gen_binary): Handle simplify_plus_minus failures.
1361 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1363 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1364 consistently call delete_trivially_dead_insns after CSE and GCSE;
1365 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1366 after liveness2; update comment in last crossjumping.
1367 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1369 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1371 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1372 after completing fast dead code elimination.
1374 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1377 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1379 * version.c: Fix misplaced leading blanks on first line.
1381 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1383 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1385 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1387 * cfgcleanup.c (mentions_nonequal_regs): New function.
1388 (thread_jump): Use it.
1389 * toplev.c (rest_of_compilation): Run jump threading after
1392 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1394 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1397 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1399 * predict.c (estimate_bb_frequencies): Do not reload the
1400 frequencies from notes.
1402 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1404 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1405 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1407 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1408 delete_noop_moves): Return indeger.
1409 * flow.c (ndead): New variable.
1410 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1411 BB argument; update callers.
1412 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1413 (life_analysis): Do not call purge_all_dead_edges.
1414 (update_life_info): Return number of deleted insns; print statistics.
1415 (update_life_info_in_dirty_blocks): likewise.
1416 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1417 return number of insns deleted.
1419 * cse.c: Include timevar.h
1420 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1421 iterate until stabilizes; print statistics; return number of killed
1423 * Makefile.in: (cse.o): Add timevar.h dependency
1424 * rtl.h (delete_trivially_dead_insns): New.
1425 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1426 * toplev.c (rest_of_compilation): Update callers.
1428 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1429 (try_optimize_cfg): Do not update liveness.
1430 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1431 removal stabilizes; use delete_trivially_dead_insns.
1433 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1435 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1437 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1438 callbacks when processing assembly language.
1440 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1442 * pa.h (ASM_FILE_END): Define.
1443 * som.h (ASM_FILE_END): Delete.
1445 * pa.c (function_arg): Don't pass floats in general registers in
1446 indirect calls if TARGET_ELF32.
1448 2002-03-05 Richard Henderson <rth@redhat.com>
1450 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1452 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1454 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1456 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1458 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1459 -r command line. Don't hide any symbols if not building
1462 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1464 * cfg.c (dump_flow_info): Warn about profile mismatches.
1465 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1466 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1468 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1470 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1471 wide volatile memory by parts.
1473 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1475 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1478 2002-03-05 Richard Henderson <rth@redhat.com>
1480 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1482 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1484 * toplev.c (documented_lang_options): Document more
1485 language-specific options.
1486 * doc/invoke.texi (Warning Options): Correct documentation for
1487 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1488 * c-decl.c (c_decode_option): Use a table to handle warning options.
1490 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1492 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1493 parameter to mmix_encode_section_info.
1494 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1495 relocatably. Always produce ELF, not mmo if linking relocatably.
1496 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1497 first is non-zero, don't add symbol prefix.
1498 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1499 prototype accordingly.
1501 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1503 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1505 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1507 * configure.in: Increase required makeinfo version to 4.1.
1508 * configure: Regenerate.
1510 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1512 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1515 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1517 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1518 * doc/invoke.texi: Fix @math uses.
1520 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1522 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1525 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1527 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1528 (powerpc-*-eabisimaltivec*): Same.
1530 * config/rs6000/t-ppcendian: New.
1532 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1534 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1535 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1536 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1538 2002-03-03 Richard Henderson <rth@redhat.com>
1540 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1542 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1544 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1545 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1546 tree.c, config/m68k/m68k.c:
1547 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1548 REAL_ARITHMETIC blocks unconditional. Delete some further
1549 #ifdef blocks predicated on REAL_ARITHMETIC.
1550 * flags.h, toplev.c: Delete remaining references to
1553 * doc/invoke.texi: Remove documentation of -fpretend-float.
1554 * doc/tm.texi: Describe the various REAL_* macros as provided by
1555 real.h, not by the target configuration files.
1557 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1558 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1559 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1560 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1561 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1562 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1563 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1564 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1565 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1566 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1567 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1568 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1569 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1570 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1571 config/xtensa/xtensa.h:
1572 Do not define, undefine, or mention in comments any of
1573 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1574 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1575 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1576 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1577 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1578 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1579 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1580 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1581 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1583 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1585 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1586 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1587 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1588 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1589 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1590 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1592 * defaults.h (BITS_PER_WORD): Define.
1593 * doc/tm.texi (BITS_PER_WORD): Document default value.
1595 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1596 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1597 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1599 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1601 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
1602 lieu of explicit sizeof/sizeof.
1603 * i386.c (override_options, ix86_init_mmx_sse_builtins,
1604 ix86_expand_builtin): Likewise.
1605 * mips.c (mips_add_gc_roots): Likewise.
1606 * mmix.c (mmix_output_condition): Likewise.
1607 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
1608 altivec_init_builtins): Likewise.
1609 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
1610 * cppexp.c (Nsuff, parse_number): Likewise.
1611 * cppinit.c (builtin_array_end): Likewise.
1612 * gcc.c (n_default_compilers, process_command): Likewise.
1613 * genpreds.c (output_predicate_decls): Likewise.
1614 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
1615 * lcm.c (N_ENTITIES): Likewise.
1616 * stor-layout.c (set_sizetype): Likewise.
1618 2002-03-03 Richard Henderson <rth@redhat.com>
1620 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
1621 for types or labels.
1623 2002-03-03 Richard Henderson <rth@redhat.com>
1625 * c-decl.c (start_decl): Initialized variables are not common.
1627 2002-03-02 Per Bothner <per@bothner.com>
1629 * gcc.c (option_map): Suport new --bootclasspath option.
1630 --CLASSPATH is now just an alias for --classpath.
1632 2002-03-02 Richard Henderson <rth@redhat.com>
1634 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
1635 load if "internal" visibility.
1636 * doc/extend.texi: Document visibility meanings.
1638 2002-03-02 Richard Henderson <rth@redhat.com>
1640 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
1641 to functions as well.
1643 2002-03-02 Richard Henderson <rth@redhat.com>
1645 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
1646 (handle_visibility_attribute): Don't call assemble_visibility.
1647 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
1648 without asmspec. Invoke assemble_alias when needed.
1649 * varasm.c (maybe_assemble_visibility): New.
1650 (assemble_start_function, assemble_variable, assemble_alias): Use it.
1652 2002-03-02 Richard Henderson <rth@redhat.com>
1654 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
1655 invoke ENCODE_SECTION_INFO with first call flag.
1657 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1658 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1659 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
1660 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
1661 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
1662 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1663 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
1664 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
1665 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
1666 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
1667 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
1668 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
1669 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
1670 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
1671 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1672 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
1673 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
1674 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
1675 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
1676 config/sh/sh.h, config/sparc/sparc.h,
1677 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
1678 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
1679 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
1680 FIRST argument. As needed, examine it and do nothing.
1682 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
1683 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
1684 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
1686 * config/arm/t-pe (pe.o): Add dependencies.
1688 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1690 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
1691 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
1692 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
1693 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
1694 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
1695 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
1696 * defaults.h (BITS_PER_UNIT): Define.
1697 * doc/tm.texi (BITS_PER_UNIT): Document default value.
1699 2002-03-02 Kazu Hirata <kazu@hxi.com>
1701 * config/h8300/h8300-protos.h: Add a prototype for
1702 compute_a_shift_length.
1703 * config/h8300/h8300.c (h8300_asm_insn_count): New.
1704 (compute_a_shift_length): Likewise.
1705 (h8300_adjust_insn_length): Do not adjust insn length of shift
1707 * config/h8300/h8300.md (anonymous shift patterns): Use
1708 compute_a_shift_length.
1710 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1712 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
1715 * emit-rtl.c (offset_address): Call update_temp_slot_address.
1717 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
1720 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
1721 * flags.h (flag_zero_initialized_in_bss): Declare.
1722 * toplev.c (flag_zero_initialized_in_bss): New flag.
1723 (lang_independent_options): Add flag_zero_initialized_in_bss.
1724 * tree.c (initializer_zerop): New function.
1725 * tree.h (initializer_zerop): Declare.
1726 * varasm.c (assemble_variable): If we can emit bss, put zero
1727 initializers in the bss section.
1729 2002-03-02 Alan Modra <amodra@bigpond.net.au>
1731 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
1732 like more than one symbol per .weak directive.
1734 2002-03-01 Richard Henderson <rth@redhat.com>
1736 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
1737 adjust argument_pointer by pretend_args_size.
1738 (ia64_va_start): Adjust va_start address by -pretend_args_size.
1740 2002-03-01 Kazu Hirata <kazu@hxi.com>
1742 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
1744 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
1746 * toplev.c (rest_of_compilation): Delete dead jumptables before
1748 * flow.c (delete_dead_jumptables): Make global.
1749 * rtl.h (delete_dead_jumptables): Declare.
1751 2002-03-01 David Edelsohn <edelsohn@gnu.org>
1753 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
1754 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
1755 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
1757 2002-03-01 Kazu Hirata <kazu@hxi.com>
1759 * config/h8300/h8300-protos.h: Fix formatting.
1760 * config/h8300/h8300.c: Likewise.
1761 * config/h8300/h8300.h: Likewise.
1763 2002-03-01 Kazu Hirata <kazu@hxi.com>
1765 * config/h8300/h8300.c (print_operand): Support 16-bit
1767 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
1769 2002-02-28 Richard Henderson <rth@redhat.com>
1771 * expmed.c (store_bit_field): Prevent generation of CONCATs;
1772 pun complex values as integers; use gen_lowpart instead of
1774 (extract_bit_field): Likewise.
1776 2002-03-01 Alan Modra <amodra@bigpond.net.au>
1777 David Edelsohn <edelsohn@gnu.org>
1779 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
1780 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
1781 (SUPPORTS_WEAK): Likewise.
1782 * output.h (add_weak): Add tree param.
1783 * varasm.c (add_weak): Likewise. Save decl.
1784 (struct weak_syms): Add decl field.
1785 (mark_weak_decls): New function.
1786 (init_varasm_once): ggc_add_root mark_weak_decls.
1787 (assemble_start_function): Use ASM_WEAKEN_DECL.
1788 (assemble_variable): Likewise.
1789 (assemble_alias): Likewise.
1790 (declare_weak): Pass decl to add_weak.
1791 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
1792 (remove_from_pending_weak_list): Declare and define for
1794 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
1795 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
1796 * defaults.h (SUPPORTS_WEAK): Likewise.
1797 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1798 .weak for code sym. Do emit .size for descriptor sym.
1799 (ASM_DECLARE_FUNCTION_SIZE): Define.
1800 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
1801 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
1802 .lglobl unless TARGET_XCOFF. Formatting fixes.
1803 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
1805 (HANDLE_PRAGMA_WEAK): Remove.
1806 (ASM_WEAKEN_LABEL): Remove.
1807 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
1809 2002-03-01 Jason Merrill <jason@redhat.com>
1811 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
1812 (TARGET_EXPR_CLEANUP): New macro.
1814 2002-02-28 Steve Ellcey <sje@cup.hp.com>
1816 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
1817 to take ptr_extend into account as third type of extension.
1818 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
1819 fields used by SUBREG_PROMOTED_UNSIGNED_P.
1820 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
1821 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
1822 * calls.c (precompute_arguments): Use new macro.
1823 (expand_call): Ditto.
1824 * combine.c (nonzero_bits): Ditto.
1825 (record_promoted_value): Ditto.
1826 * expr.c (store_expr): Ditto.
1827 (expand_expr): Ditto.
1828 * function.c (assign_parms): Ditto.
1830 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
1832 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
1833 override -shared and -shared-libgcc.
1835 2002-02-28 David O'Brien <obrien@FreeBSD.org>
1837 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
1839 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
1842 2002-02-28 Richard Henderson <rth@redhat.com>
1844 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
1845 4 cycle latency from MM producers.
1846 (ia64_internal_sched_reorder): Likewise with pipeline flush.
1848 2002-02-28 Jakub Jelinek <jakub@redhat.com>
1850 * mklibgcc.in: Don't use GNU make extension.
1852 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1854 * c-parse.in (STATIC): New terminal.
1855 (scspec): New non-terminal. Update productions accordingly.
1856 (program): Remove bogus ifc / end ifc.
1857 (array_declarator): Simplify production using STATIC.
1859 2002-02-28 Jim Meyering <meyering@lucent.com>
1861 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
1862 \a still means TARGET_BELL.
1864 2002-02-28 Richard Henderson <rth@redhat.com>
1866 * haifa-sched.c (sched_emit_insn): New.
1867 (schedule_block): Use last_scheduled_insn to track last insn.
1868 * sched-int.h (sched_emit_insn): Prototype.
1869 * config/ia64/ia64.c (last_issued): Remove.
1870 (ia64_variable_issue): Don't set it.
1871 (nop_cycles_until): Use sched_emit_insn.
1873 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
1875 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
1878 2002-02-28 Kazu Hirata <kazu@hxi.com>
1880 * config/h8300/h8300.c: Fix formatting.
1881 * config/h8300/h8300.h: Likewise.
1883 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
1885 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
1886 which may overwrite the high byte of the frame pointer.
1888 2002-02-28 Bo Thorsen <bo@suse.de>
1890 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
1891 (STARTFILE_SPEC): Add 64 bit files.
1892 (ENDFILE_SPEC): Likewise.
1894 2002-02-28 Jason Merrill <jason@redhat.com>
1896 * c-decl.c (finish_function): Only warn about missing return
1897 statement with -Wreturn-type.
1899 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
1901 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
1903 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
1904 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
1906 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
1908 * basic-block.h (BB_REACHABLE): Renumber.
1909 (BB_DIRTY, BB_NEW): New flags.
1910 (clear_bb_flags): Declare.
1911 (update_life_info_in_dirty_blocks): Declare.
1912 * cfg.c (clear_bb_flags): New function.
1913 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
1914 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
1915 reorder_insns, emit_insn_after): Mark block as dirty.
1916 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
1917 (update_life_info_in_dirty_blocks): New function.
1918 * recog.c (apply_change_group): Dirtify block.
1920 * cse.c (cse_insn): Reorder emitting of jump insn to keep
1922 * gcse.c (delete_null_pointer_checks): Likewise.
1924 * toplev.c (dump_file_index): Move cse2 after bp,
1926 (dump_file_info): Similary.
1927 (rest_of_compilation): Avoid most of CFG rebuilds;
1928 do first if converision after null pointer checks, do cse2
1929 after branch prediction; avoid full liveness rebuild after
1930 initializing subregs.
1931 * invoke.texi (-d options): Document -du, renumber.
1933 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
1934 (notice_new_block): Do not set BB_UPDATE_LIFE.
1935 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
1936 merge_blocks_move_successor_nojumps, merge_blocks,
1937 try_crossjump_to_edge): Likewise.
1938 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
1939 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
1940 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
1941 (merge_of_block): Do not use life_data_ok.
1942 (find_if_case_1): Do not use SET_UPDATE_LIFE.
1943 (if_convert): Use BB_DIRTY mechanizm to update life.
1944 * lcm.c (optimize_mode_switching): Update
1945 update_life_info_in_dirty_blocks
1947 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
1949 * Makefile.in (integrate.o): Update.
1950 * c-decl.c (copy_lang_decl): Rename.
1951 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1952 * integrate.c: Include langhooks.h.
1953 (copy_decl_for_inlining): Update to use langhook.
1954 * langhooks-def.h (lhd_do_nothing_t,
1955 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
1956 (LANG_HOOKS_INITIALIZER): Update.
1957 * langhooks.c (lhd_do_nothing_t): New.
1958 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
1959 * tree.h (copy_lang_decl): Remove.
1961 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
1963 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
1965 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
1966 POST_DEC, and POST_MODIFY.
1968 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1970 * c-typeck.c (digest_init): Remove unused parameter; all
1973 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
1975 * expmed.c (expand_shift): Correctly test for low part of a
1978 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
1980 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
1981 insn UIDs with insn addresses.
1983 2002-02-27 Zack Weinberg <zack@codesourcery.com>
1985 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
1986 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
1987 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
1988 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
1989 gcc.c, toplev.c: Delete code implementing -traditional mode.
1991 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
1992 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
1993 Document removal of -traditional mode for compilation, and
1994 remove documentation only relevant to that mode.
1996 * config/nextstep.h, config/ptx4.h, config/svr4.h,
1997 config/convex/convex.h, config/d30v/d30v.h,
1998 config/i386/dgux.h, config/i386/osf1elf.h,
1999 config/i386/osfelf.h, config/i386/osfrose.h,
2000 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2001 config/m68k/hp310.h, config/m88k/dgux.h,
2002 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2003 config/m88k/m88k.h, config/m88k/openbsd.h,
2004 config/mips/abi64.h, config/mips/osfrose.h,
2005 config/mips/svr4-5.h, config/mips/svr4-t.h,
2006 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2007 config/stormy16/stormy16.h: Remove all references to
2008 -traditional from target specs. Delete all mention of the
2009 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2010 delete a couple of commented-out definitions of
2011 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2014 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2015 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2017 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2019 * mklibgcc.in: Don't use \n in a line subject to
2020 interpretation by echo.
2022 2002-02-27 Graham Stott <grahams@redhat.com>
2024 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2027 * loop.c (prescan_loop): Handle PARALLEL.
2029 * unroll.c (loop_iterations): Return 0 if the add_val for
2032 * final.c (output_operand_lossage): Constify PFX_STR.
2034 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2036 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2038 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2039 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2041 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2043 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2045 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2047 * cpplex.c (_cpp_lex_token): Handle directives in macro
2049 * cpplib.c (_cpp_handle_directive): Save and restore state
2050 if parsing macro args when entering a directive.
2051 * cppmacro.c (collect_args): No need to handle directives
2053 (enter_macro_context, replace_args): Use the original macro
2054 definition in case it was redefined whilst collecting arguments.
2058 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2060 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2061 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2062 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2064 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2065 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2066 (load_toc_v4_PIC_2): Same.
2068 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2070 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2072 2002-02-26 Richard Henderson <rth@redhat.com>
2074 * config/alpha/alpha.md (ashldi_se): Re-enable.
2076 2002-02-26 Richard Henderson <rth@redhat.com>
2078 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2079 MODULE_LOCAL_P; improve commentary.
2081 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2083 * doc/cpp.texi: Clarify documentation of relationship between
2086 2002-02-26 Kazu Hirata <kazu@hxi.com>
2088 * config/h8300/h8300-protos.h: Update the prototype for
2089 compute_logical_op_length. Add the prototype for
2090 compute_logical_op_cc.
2091 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2093 (compute_logical_op_cc): New.
2094 * config/h8300/h8300.md: Combine all the logical op patterns
2095 in HImode and SImode. Use compute_logical_op_cc.
2097 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2099 * config/i386/i386.c (print_operand): Don't append ATT-style
2100 length suffixs to x87 opcodes when in Intel mode.
2102 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2104 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2105 (init_emit_once): Update calls.
2106 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2107 (init_syntax_once): Prototype.
2109 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2111 * pa-linux.h (LIB_SPEC): Update definition.
2112 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2114 2002-02-26 Richard Henderson <rth@redhat.com>
2116 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2117 if we emitted a stop bit.
2119 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2121 * configure.in (libgcc_visibility): Substitute.
2122 * configure: Rebuilt.
2123 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2124 defined symbols .hidden.
2126 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2128 * attribs.c (c_common_attribute_table): Add visibility.
2129 (handle_visibility_attribute): New function.
2130 * varasm.c (assemble_visibility): New function.
2131 * output.h (assemble_visibility): Add prototype.
2132 * tree.h (MODULE_LOCAL_P): Define.
2133 * crtstuff.c (__dso_handle): Use visibility attribute.
2134 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2135 for MODULE_LOCAL_P symbols too.
2136 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2137 MODULE_LOCAL_P symbols the same way as local symbols.
2138 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2139 into .sdata/.sbss by the user.
2140 * doc/extend.texi (Function Attributes): Document visibility
2143 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2146 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2147 STRING_CST initializer spanning the whole variable without
2149 If expand_expr returned MEM, don't use it.
2151 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2153 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2154 generate a die for the lexical block.
2156 2002-02-26 Kazu Hirata <kazu@hxi.com>
2158 * config/h8300/h8300-protos.h: Add a prototype for
2159 compute_logical_op_length.
2160 * config/h8300/h8300.c (compute_logical_op_length): New.
2161 * config/h8300/h8300.md (anonymous logical patterns): Use
2162 compute_logical_op_length for length.
2164 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2166 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2168 (gen_type_die): Same.
2170 * attribs.c (handle_vector_size_attribute): Set debug information.
2172 2002-02-26 Daniel Egger <degger@fhm.edu>
2174 * config/rs6000/rs6000.md: Swap define_insn attributes to
2175 fix incorrect generation of merge high instructions instead
2178 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2180 * c-typeck.c (really_start_incremental_init): Use
2181 bitsize_zero_node for vectors.
2183 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2185 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2186 ("*set_vrsave_internal"): Same.
2188 2002-02-25 Richard Henderson <rth@redhat.com>
2190 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2191 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2193 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2196 * config/i386/i386.c (ix86_return_pops_args): Only pop
2197 fake structure return argument if it was passed on the stack.
2199 2002-02-25 Jason Merrill <jason@redhat.com>
2201 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2204 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2206 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2207 link with shared_name only.
2208 * doc/invoke.texi (Link Options): Document new behavior.
2210 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2212 * c-typeck.c (push_init_level): Handle vectors.
2214 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2216 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2217 operands of SPARC_SETHI_P.
2218 (input_operand): Likewise.
2219 (sparc_emit_set_const32): Likewise.
2220 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2221 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2222 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2223 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2224 (movdi_insn_sp64_vis): Likewise.
2225 (movdi split, movdf split): Use SETHI32.
2226 * doc/md.texi: Document SPARC constraints L, M and N.
2228 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2230 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2231 ("*set_vrsave_internal"): use mfspr for Darwin.
2233 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2234 gen_get_vrsave_internal.
2236 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2238 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2240 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2242 * cpplex.c (cpp_interpret_charconst): Get signedness or
2243 otherwise of wide character constants correct.
2244 * cppexp.c (lex): Get signedness of wide charconsts correct.
2246 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2248 * optabs.c (widen_operand): Only call convert_modes for
2249 promoted SUBREG if signedness matches.
2250 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2252 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2254 * cpplib.c (glue_header_name): Use local buffer to build up
2257 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2259 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2261 2002-02-23 Kazu Hirata <kazu@hxi.com>
2263 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2264 H8/300[HS] separately.
2265 * config/h8300/h8300.md: Remove the early clobber constraint
2266 from bit field patterns.
2268 2002-02-23 Kazu Hirata <kazu@hxi.com>
2270 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2272 (mulhisi3): Likewise.
2273 (umulqisi3): Likewise.
2274 (umulhisi3): Likewise.
2276 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2278 * cppinit.c (output_deps): Correct test for stdout output.
2279 (init_dependency_output): Cure warning.
2281 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2283 * expr.c (store_expr): When converting expression to promoted
2284 equivalent type, allow using SUBREG_REG of TARGET as the target
2285 of the expansion of EXP.
2286 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2287 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2288 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2289 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2290 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2292 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2294 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2295 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2296 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2298 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2300 PR optimization/5747
2301 * loop.c (scan_loop): Update reg info if move_movables created new
2304 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2306 * gcc.c (init_gcc_spec): Revert last change.
2308 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2310 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2311 gpc_reg_operand constraint.
2313 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2315 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2316 Simplify comparison of `low'.
2317 (add_operand): Fix formatting.
2318 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2319 (mask_operand): Disallow mask to wrap in 64-bit mode.
2320 (rs6000_stack_info): Remove redundant test setting push_p.
2321 (output_toc): Fix formatting.
2322 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2323 cc_reg_not_cr0_operand constraint.
2324 (booldi3, boolcdi3 splitters): Same.
2326 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2328 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2330 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2332 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2333 gcc invoked with -shared-libgcc.
2335 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2338 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2339 decl if any of elements was TREE_USED.
2341 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2343 * config/sparc/sol2.h: Don't include sys/mman.h.
2344 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2345 (arith_4096_operand): Don't throw high bits away.
2346 (const64_operand): Take sign extension of CONST_INTs into account.
2347 (const64_high_operand, sparc_emit_set_const32): Likewise.
2348 (GEN_HIGHINT64): Likewise.
2349 (sparc_emit_set_const64_quick1): Likewise.
2350 (const64_is_2insns): Likewise.
2351 (print_operand): Use trunc_int_for_mode for sign extension.
2352 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2353 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2354 chars. Assume CONST_INT is already properly sign-extended.
2355 (movdi split): Sign-extend each SImode part.
2356 (andsi3 split): Don't mask high bits off, so that result
2357 remains properly sign-extend.
2358 (iorsi3 split): Likewise.
2359 (xorsi3 split): Likewise.
2361 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2363 * fold-const.c (fold): Fix typo in comments.
2365 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2367 * Makefile.in (langhooks.o): Update dependencies.
2369 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2371 * langhooks.c: Include flags.h.
2373 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2375 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2377 * c-common.c (c_common_post_options): Set inline trees by
2380 * doc/extend.texi (Function Attributes): Document always_inline
2382 Update documentation about inlining when not optimizing.
2384 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2386 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2387 unless DECL_ALWAYS_INLINE.
2389 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2390 unless DECL_ALWAYS_INLINE.
2391 (c_disregard_inline_limits): Disregard if always_inline set.
2393 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2394 Disregard if always_inline set.
2395 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2396 unless DECL_ALWAYS_INLINE.
2398 * attribs.c (handle_always_inline_attribute): New.
2399 (c_common_attribute_table): Add always_inline.
2401 * config/rs6000/altivec.h: Add prototypes for builtins
2402 requiring the always_inline attribute.
2404 2002-02-21 Eric Christopher <echristo@redhat.com>
2406 * expmed.c (store_bit_field): Try to simplify the subreg
2407 before generating a new one when when the mode size of
2408 value is less than maxmode.
2410 2002-02-21 Richard Henderson <rth@redhat.com>
2412 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2413 than gen_rtx_PLUS to form the sum.
2414 * explow.c (force_reg): Rearrange to not allocate new pseudo
2415 when force_operand returns a register.
2416 * expr.c (expand_assignment): Allow offset_rtx expansion to
2417 return a sum. Do not force addresses into registers.
2418 (expand_expr): Likewise.
2419 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2420 to canonicalize arithmetic that didn't simpify.
2421 (simplify_plus_minus): New argument force; update
2422 all callers. Don't split CONST unless we can do something with it,
2423 and wouldn't lose the constness of the operands.
2425 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2426 that we generated earlier.
2428 2002-02-21 Tom Tromey <tromey@redhat.com>
2430 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2431 (output_line_info): Use constant `1', with a long explanatory
2433 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2435 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2437 * jump.c (redirect_jump): If old label has no UID, don't try to
2440 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2442 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2443 If input is constant, do shifts at compile time.
2445 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2447 * doc/extend.texi: Fix some more overfull hboxes.
2449 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2451 PR optimization/4994
2452 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2455 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2458 * expr.h (expand_and): Add mode argument.
2459 * expmed.c (expand_and): Add mode argument.
2460 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2461 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2462 * except.c (expand_builtin_extract_return_addr): Likewise.
2463 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2464 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2465 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2466 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2467 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2468 gen_rtx (CONST_INT, VOIDmode, x).
2470 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2473 * stmt.c (warn_if_unused_value): Move side effects test once more.
2475 2002-02-20 Torbjorn Granlund <tege@swox.com>
2477 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2478 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2480 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2482 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2483 SUBREG or ZERO_EXTEND.
2485 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2487 * sh.h (current_function_anonymous_args): Remove.
2488 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2489 of current_function_varargs and current_function_stdarg is set.
2490 * sh.c (sh_expand_prologue): Check current_function_varargs /
2491 current_function_stdarg / TARGET_SH5 instead of
2492 current_function_anonymous_args.
2494 * sh64.h (TARGET_VERSION): Define.
2496 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2498 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2499 VRSAVE_REGNO on TARGET_ALTIVEC.
2501 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2503 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2504 bits of SImode const_int.
2505 (includes_rshift_p): Likewise.
2506 (print_operand): Call mask_operand and mask64_operand with correct
2508 (rs6000_output_function_epilogue): Pad traceback table to word.
2509 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2510 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2511 mask64_operand with correct mode.
2512 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2514 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2517 * varasm.c (get_pool_constant_mark): New.
2518 * rtl.h (get_pool_constant_mark): Add prototype.
2519 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2520 be represented if it has not been output.
2522 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2524 * combine.c (do_SUBST): Sanity check substitutions of
2525 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2526 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2527 CONST_INT into its operand.
2528 (known_cond): Likewise, for ZERO_EXTEND.
2529 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2530 allow for simplification of wide modes. Reject CONST_INTs in
2531 ZERO_EXTEND when their actual mode is not given.
2533 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2535 * c-decl.c (pushdecl): If no global declaration is found for an
2536 extern declaration in block scope, try a limbo one.
2538 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2541 * c-common.c (pointer_int_sum): Moved from...
2542 * c-typeck.c (pointer_int_sum): ...here.
2543 * c-common.h (pointer_int_sum): Add prototype.
2545 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2548 * c-decl.c (duplicate_decls): Return 0 if issued error about
2551 2002-02-20 Roger Sayle <roger@eyesopen.com>
2552 Jakub Jelinek <jakub@redhat.com>
2555 * tree.c (host_integerp): Ensure that the constant integer is
2556 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2557 when pos is zero or non-zero respectively. Clarify comment.
2558 * c-format.c (check_format_info_recurse): Fix host_integerp
2559 usage; the pos argument should be zero when assigning to a
2560 signed HOST_WIDE_INT.
2562 2002-02-20 Richard Henderson <rth@redhat.com>
2564 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2565 of the operand, rather than assuming TImode.
2566 (ix86_expand_binop_builtin): Cope with commutative patterns
2567 using nonimmediate_operand for both operands.
2568 (ix86_expand_timode_binop_builtin): Likewise.
2569 (ix86_expand_store_builtin): Validate operand 1.
2570 (ix86_expand_unop1_builtin): Likewise.
2572 2002-02-20 Philip Blundell <philb@gnu.org>
2575 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2577 2002-02-20 Richard Henderson <rth@redhat.com>
2580 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2582 2002-02-20 Tom Tromey <tromey@redhat.com>
2584 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2585 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2586 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2587 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2588 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2591 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2593 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2594 for (const_int 0) in X not just INTVAL.
2596 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2598 * doc/extend.texi: Avoid or reduce overfull hboxes.
2600 2002-02-20 Diego Novillo <dnovillo@redhat.com>
2602 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
2603 operations if the field does not start at a mode boundary.
2605 2001-02-20 Joel Sherrill <joel@OARcorp.com>
2607 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
2608 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
2609 Also done for -Acpu and -Amachine.
2611 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2613 * cppinit.c (init_dependency_output): Take deps output file
2614 from -o if none given with -MF. Suppress normal output.
2615 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
2616 * doc/cpp.texi, doc/invoke.texi: Update.
2618 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2620 * toplev.c (output_quoted_string): Write unprintable
2621 characters with octal escapes.
2623 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2625 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
2626 really_call_used[VRSAVE_REGNO] if not Altivec.
2628 2002-02-19 Alan Modra <amodra@bigpond.net.au>
2630 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
2632 (constant_pool_expr_1): Fix formatting.
2633 (rs6000_legitimize_reload_address): Likewise.
2635 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2637 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
2638 now that we have one.
2640 2002-02-19 Zack Weinberg <zack@codesourcery.com>
2642 * tree.h (struct tree_common): Remove aux. Add unused_0 at
2643 end of first block of bitfields (which was only seven bits);
2644 rename dummy to unused_1; remove comment which is no longer true.
2646 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2648 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
2650 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2653 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
2657 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
2658 arm_is_longcall_p rather than inspecting call-type cookie
2660 (call_value_insn) [TARGET_THUMB]: Likewise.
2662 2002-02-19 Graham Stott <grahams@redhat.com>
2664 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
2666 2002-02-19 David Edelsohn <edelsohn@gnu.org>
2668 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
2669 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
2670 (FP_SAVE_INLINE): Delete.
2672 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
2673 * config/rs6000/eabi.asm: Remove ABI save restore routines.
2674 * config/rs6000/t-ppccomm: Build crtsavres.o.
2675 * config/rs6000/crtsavres.asm: New file.
2677 2002-02-19 Philip Blundell <philb@gnu.org>
2679 * config/arm/arm.c (use_return_insn): Don't reject interrupt
2681 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
2682 (output_return_instruction): Allow interrupt functions to return with
2683 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
2684 (arm_expand_prologue): Subtract 4 before stacking LR in an
2687 2002-02-19 Philip Blundell <pb@nexus.co.uk>
2689 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
2690 decl, not just FUNCTION_DECL.
2691 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
2692 (arm_assemble_integer): Likewise.
2693 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
2696 2002-02-19 matthew green <mrg@eterna.com.au>
2698 * config.gcc (sparc-*-netbsdelf*): Enable target.
2699 (sparc64-*-netbsd*): New target.
2700 * config/sparc/netbsd-elf.h: New file.
2701 * config/sparc/t-netbsd64: New file.
2703 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
2705 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
2707 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
2709 * doc/invoke.texi: explicitly list the style guidelines that
2710 -Weffc++ checks for.
2712 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
2714 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
2716 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2719 * gcc.c (cpp_unique_options): Treat -o as indicating object file
2720 only if not -E. If -E, pass -o through to the preprocessor.
2722 2002-02-19 Kazu Hirata <kazu@hxi.com>
2724 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
2725 register number with an appropriate macro.
2727 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2729 * doc/rtl.texi (Constants): Close @code tag.
2731 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
2733 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
2734 ("mmx_uavgv4hi3"): Same.
2735 ("pmulhrwv4hi3"): Same.
2737 * tree-inline.c (walk_tree): Handle vectors.
2739 * c-common.c (constant_expression_warning): Handle vectors.
2740 (overflow_warning): Same.
2742 * sched-deps.c (sched_analyze_2): Handle vectors.
2744 * rtlanal.c (rtx_unstable_p): Handle vectors.
2745 (rtx_varies_p): Same.
2746 (count_occurrences): Same.
2747 (regs_set_between_p): Same.
2748 (modified_between_p): Same.
2749 (modified_in_p): Same.
2750 (volatile_insn_p): Same.
2751 (volatile_refs_p): Same.
2752 (side_effects_p): Same.
2754 (inequality_comparisons_p): Same.
2755 (replace_regs): Same.
2756 (computed_jump_p_1): Same.
2758 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
2760 (inner_mode_array): New.
2761 (copy_rtx): Handle vectors.
2762 (copy_most_rtx): Same.
2763 (rtx_equal_p): Same.
2764 (get_mode_alignment): Adjust for vectors.
2766 * resource.c (mark_referenced_resources): Handle vectors.
2767 (mark_set_resources): Same.
2769 * reload1.c (eliminate_regs): Handle vectors.
2770 (elimination_effects): Same.
2771 (scan_paradoxical_subregs): Same.
2773 * reload.c (subst_reg_equivs): Handle vectors.
2775 * regrename.c (scan_rtx): Handle vectors.
2777 * regclass.c (reg_scan_mark_refs): Handle vectors.
2779 * recog.c (find_single_use_1): Handle vectors.
2781 * local-alloc.c (equiv_init_varies_p): Handle vectors.
2782 (contains_replace_regs): Same.
2783 (memref_referenced_p): Same.
2785 * integrate.c (copy_rtx_and_substitute): Handle vectors.
2786 (subst_constants): Same.
2788 * genattrtab.c (attr_copy_rtx): Handle vectors.
2789 (encode_units_mask): Same.
2790 (clear_struct_flag): Same.
2791 (count_sub_rtxs): Same.
2793 * gcse.c (want_to_gcse_p): Handle vectors.
2794 (oprs_unchanged_p): Same.
2795 (hash_expr_1): Same.
2796 (oprs_not_set_p): Same.
2797 (expr_killed_p): Same.
2798 (compute_transp): Same.
2799 (store_ops_ok): Same.
2801 * function.c (purge_addressof_1): Do not allow paradoxical subregs
2803 (fixup_var_refs_1): Same.
2804 (instantiate_virtual_regs_1): Same.
2806 * fold-const.c (operand_equal_p): Handle vectors.
2808 (rtl_expr_nonnegative_p): Same.
2810 * flow.c (mark_used_regs): Handle vectors.
2812 * df.c (df_uses_record): Handle vectors.
2814 * cselib.c (cselib_subst_to_values): Handle vectors.
2815 (cselib_mem_conflict_p): Same.
2818 * cse.c (canon_reg): Handle vectors.
2820 (cse_process_notes): Same.
2821 (count_reg_usage): Same.
2824 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
2826 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
2828 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
2829 (gen_rtx): Handle CONST_VECTOR.
2830 (gen_const_vector_0): New.
2831 (copy_rtx_if_shared): CONST_VECTORs can be shared.
2832 (reset_used_flags): Same.
2833 (copy_insn_1): Same.
2834 (initializer_constant_valid_p): Handle VECTOR_CST.
2836 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
2838 * doc/rtl.texi (Constants): Document const_vector.
2839 (CONST0_RTX): Update for vectors.
2840 (RTL sharing): Same.
2842 * print-tree.c (print_node): Add case for VECTOR_CST.
2844 * tree.h (TREE_VECTOR_CST_ELTS): New.
2845 (struct tree_vector): New.
2846 (union tree_node): Add vector node.
2847 (build_vector): Add prototype.
2849 * tree.def (VECTOR_CST): New.
2851 * tree.c (build_vector): New.
2853 * expmed.c (make_tree): Handle CONST_VECTOR.
2855 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
2856 (CONST_VECTOR_ELT): New.
2857 (CONST_VECTOR_NUNITS): New.
2859 * machmode.h (GET_MODE_INNER): New.
2860 (DEF_MACHMODE): Accept 8th arg.
2862 * machmode.def: Add 8th argument for vector inner mode.
2863 Add inner vector modes for vectors.
2865 * rtl.def (VEC_CONST): Remove.
2866 (CONST_VECTOR): New.
2868 * expr.c (clear_storage): Allow vectors.
2869 (is_zeros_p): Handle VECTOR_CST.
2871 * varasm.c (output_constant_pool): Handle vectors.
2872 (rtx_const): Add veclo and vechi fields.
2873 (kind): Add RTX_VECTOR.
2874 (decode_rtx_const): Add case for vector.
2876 * config/rs6000/rs6000-protos.h: Add zero_constant.
2878 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
2879 constants. Force easy vector constants into memory.
2880 (easy_vector_constant): New.
2881 (emit_easy_vector_constant): New.
2882 (rs6000_legitimize_reload_address): Do not generate bad reloads on
2885 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
2887 ("altivec_lvxl"): Same.
2888 (altivec_lvebx): Same.
2889 (altivec_lvehx): Same.
2890 (altivec_lvewx): Same.
2891 ("*movv4si_const0"): New.
2892 ("*movv4sf_const0"): New.
2893 ("*movv8hi_const0"): New.
2894 ("*movv16qi_const0"): New.
2896 2002-02-18 Kazu Hirata <kazu@hxi.com>
2898 * config/h8300/h8300.c (notice_update_cc): Use
2901 2002-02-18 Kazu Hirata <kazu@hxi.com>
2903 * config/h8300/h8300.md (divmod patterns): Change the
2904 constraints for operands[1] to register_operand.
2906 2002-02-18 Kazu Hirata <kazu@hxi.com>
2908 * config/h8300/h8300-protos.h: Remove the prototype for
2910 * config/h8300/h8300.c (p_operand): Remove.
2911 * config/h8300/h8300.md: Replace p_operand with
2914 2002-02-18 Philip Blundell <pb@nexus.co.uk>
2916 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
2918 (output_return_instruction): Allow use of LDR to unstack
2919 return addresss even for interrupt handlers or when
2920 interworking. If compiling for ARMv5, use interworking-safe
2921 return instructions by default. Remove duplicated code and
2922 lengthy "strcat" sequences.
2924 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2926 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
2927 (LINK_EH_SPEC): Define.
2928 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2930 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2932 * config/s390/s390.c (s390_emit_prologue): Do not set the
2933 frame_related flag for call-clobbered registers.
2935 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
2937 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
2938 (construct_container): Fix handling of SSE operands.
2939 (ix86_expand_builtin): Fix handling of 64bit pointers.
2940 (mmx_maskmovq_rex): New pattern.
2942 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
2944 * regrename.c (kill_set_value): Handle subregs properly.
2946 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
2948 * objc/objc-act.c (handle_impent): Remove leading '*'
2949 from objc_class_name.
2951 2002-02-17 Richard Henderson <rth@redhat.com>
2953 * config/alpha/alpha.c (some_small_symbolic_operand,
2954 some_small_symbolic_operand_1, split_small_symbolic_operand,
2955 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
2956 Handle small SYMBOL_REFs anywhere, not just inside memories.
2957 * config/alpha/alpha-protos.h: Update.
2958 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2959 * config/alpha/alpha.md (small symbolic operand splitter): Update.
2961 2002-02-17 Roland McGrath <roland@frob.com>
2963 * config.gcc (powerpc-*-gnu-gnualtivec*,
2964 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
2965 * config/rs6000/gnu.h: New file.
2966 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
2967 Grok "gnu" in rs6000_abi_name.
2968 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
2969 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
2970 Grok -mcall-gnu analogous to -mcall-linux et al.
2971 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
2972 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
2973 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
2975 2002-02-17 Jakub Jelinek <jakub@redhat.com>
2978 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
2981 2002-02-17 Philipp Thomas <pthomas@suse.de>
2983 * config/cris/cris.h: Undefine STARTFILE_SPEC and
2984 ENDFILE_SPEC before (re)defining them.
2986 2002-02-17 Kazu Hirata <kazu@hxi.com>
2988 * config/h8300/h8300.c: Fix formatting.
2989 * config/h8300/h8300.h: Likewise.
2991 2002-02-17 Philipp Thomas <pthomas@suse.de>
2993 * doc/tm.texi: Explain why empty strings should not be
2994 marked for translation.
2996 2002-02-17 Philipp Thomas <pthomas@suse.de>
2998 * final.c (output_operand_lossage): Changed to accept
2999 printf style arguments. Change calls where necessary.
3000 * output.h (output_operand_lossage): Change declaration
3001 accordingly. Update copyright.
3002 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3003 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3004 Update copyright date where necessary.
3006 * config/i386/i386.c (print_operand): Likewise. Remove use of
3009 * config/cris/cris.c (cris_operand_lossage): Likewise.
3010 Rename parameter so that exgettext recognizes it as
3011 translatable message.
3012 (LOSE_AND_RETURN): Rename parameter to msgid.
3014 2002-02-17 Kazu Hirata <kazu@hxi.com>
3016 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3017 hard coded register number with an appropriate macro.
3018 (HARD_REGNO_MODE_OK): Likewise.
3019 (ARG_POINTER_REGNUM): Likewise.
3020 (STATIC_CHAIN_REGNUM): Likewise.
3021 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3022 * config/h8300/h8300.md (define_constants): Define more
3025 2002-02-17 Philipp Thomas <pthomas@suse.de>
3027 * config/i386/i386.h: Don't mark empty strings for translation.
3029 2002-02-16 H.J. Lu <hjl@gnu.org>
3031 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3033 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3035 * cppinit.c (merge_include_chains): Check for brack being
3036 NULL before attempting to merge it with qtail.
3038 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3040 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3043 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3045 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3047 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3049 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3050 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3051 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3053 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3055 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3056 now only if !TARGET_FIX.
3057 (*movsi_nt_vms_fix): New pattern.
3059 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3061 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3062 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3063 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3064 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3065 (alpha_start_function, alpha_expand_epilogue): Likewise.
3066 (unicosmk_gen_dsib): Likewise.
3068 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3070 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3072 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3074 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3075 check_and_change_labels, s390_final_chunkify): Delete.
3076 (s390_split_branches, s390_chunkify_pool): New functions.
3077 (s390_function_prologue): Call them.
3079 * config/s390/s390.h (S390_REL_MAX): Delete.
3080 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3082 * config/s390/s390.md (cjump, icjump, jump): Fix length
3083 attribute calculation.
3086 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3088 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3089 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3091 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3093 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3094 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3095 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3097 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3099 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3101 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3103 * reload.c (find_dummy_reload): Check that an output register
3104 is valid for its mode.
3106 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3108 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3111 * function.c (assign_parms): Demote promoted argument passed by
3112 transparent reference.
3114 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3116 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3117 -Acpu() and -Amachine() to eliminate warnings.
3119 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3121 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3123 2002-02-14 Kazu Hirata <kazu@hxi.com>
3125 * config/h8300/h8300-protos.h: Update the prototype for
3127 * config/h8300/h8300.c (const_costs): Treat SET as a little
3128 more expensive operation.
3129 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3130 reference to const_costs.
3132 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3134 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3136 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3139 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3140 use arguments from newtype.
3142 2002-02-13 Eric Christopher <echristo@redhat.com>
3144 * config/mips/mips.c (override_options): Add check for march/mipsX
3145 on the same command line. Fix error message in cpu processing.
3146 Remove architecture and ISA checks.
3148 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3150 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3152 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3154 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3156 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3158 ("*movv8hi_internal1"): Same.
3159 ("*movv16qi_internal1"): Same.
3160 ("*movv4sf_internal1"): Same.
3162 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3163 not push_reload for altivec modes.
3165 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3167 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3168 all RTEMS targets including removal of #includes from config/*/rtems*.h
3169 file and adding them to tm_file setting. Added xm_defines=POSIX to
3171 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3172 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3173 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3174 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3175 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3176 config/m68k/rtemself.h: Ditto.
3177 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3178 config/mips/rtems64.h: Ditto.
3179 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3180 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3182 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3183 config/sparc/rtemself.h: Ditto.
3184 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3185 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3186 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3188 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3189 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3190 target made more similar to i386-elf.
3191 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3192 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3193 be similar to config/m68k/t-m68kelf.
3194 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3196 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3198 * regmove.c (kill_value): Handle subregs.
3200 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3202 * i386.md (mul patterns): Allow memory operand to be first;
3203 add expanders where needed; fix constraints.
3204 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3205 Allow memory operand to be the first.
3207 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3210 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3213 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3216 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3218 PR optimization/5547:
3219 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3220 all valid IA-32 address modes involving non-scaled %ebx and
3221 GOT/GOTOFF as displacement.
3223 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3225 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3226 after emitting ltorg insns.
3228 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3229 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3230 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3231 *abssf2): Fix "op_type" attribute.
3233 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3235 * mkconfig.sh: Avoid using a subshell redirect.
3236 ($output.T): Change to $(output)T.
3237 (ENABLE_NLS): Remove unneeded undef.
3239 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3240 * config/alpha/x-vms (libsubdir): Define.
3242 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3243 register frame procedures. Optimize retrieving context.
3245 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3246 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3247 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3249 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3251 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3252 Make same change as for find_base_value.
3254 2002-02-13 Kazu Hirata <kazu@hxi.com>
3256 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3257 of QImode and SImode.
3259 2002-02-13 Kazu Hirata <kazu@hxi.com>
3261 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3262 length computation of movsi.
3263 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3265 2002-02-13 Kazu Hirata <kazu@hxi.com>
3267 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3268 operands[2] to register_operand.
3270 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3272 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3274 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3276 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3277 for altivec_lvx* and altivec_stvx*.
3278 ("*movv4si_internal"): Add constraint for loading from GPRs.
3279 ("*movv8hi_internal1"): Same.
3280 ("*movv16qi_internal1"): Same.
3281 ("*movv4sf_internal1"): Same.
3283 * config/rs6000/rs6000.c (altivec_register_operand): New.
3285 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3286 altivec_register_operand.
3288 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3290 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3293 2002-02-13 Stan Shebs <shebs@apple.com>
3295 * c-typeck.c (digest_init): Handle vectors.
3296 (really_start_incremental_init): Same.
3297 (pop_init_level): Same.
3298 (process_init_element): Same.
3300 * varasm.c (output_constant): Same.
3302 * expr.c (clear_storage): Same.
3303 (store_constructor): Same.
3305 2002-02-12 Eric Christopher <echristo@redhat.com>
3307 * explow.c (hard_function_value): Add comment explaining
3308 signed/unsigned comparison.
3310 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3312 * jump.c (never_reached_warning): Add finish argument.
3313 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3314 real insn after end.
3315 * rtl.h (never_reached_warning): Adjust prototype.
3316 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3317 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3318 never_reached_warning.
3320 2002-02-12 Graham Stott <grahams@redhat.com>
3322 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3324 2002-02-12 Kazu Hirata <kazu@hxi.com>
3326 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3327 logical shifts on H8/300.
3328 (shift_alg_si): Improve several shifts on H8/300.
3329 (get_shift_alg): Likewise.
3331 2002-02-12 Graham Stott <grahams@redhat.com>
3333 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3335 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3337 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3338 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3340 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3342 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3343 non-CONST_INT through default_assemble_integer.
3344 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3345 <case 8>: Abort for CONST_DOUBLE.
3347 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3349 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3351 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3352 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3354 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3356 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3358 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3360 * regrename.c (regrename_optimize): Don't accept a
3361 part-clobbered register if the replaced register is not part
3364 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3365 take padding into account when computing the argument value.
3367 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3369 * combine.c (try_combine): Apply substitutions in
3370 CALL_INSN_FUNCTION_USAGE too.
3372 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3374 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3375 __builtin_altivec_abs*.
3378 * config/rs6000/rs6000.h (rs6000_builtins): Add
3379 ALTIVEC_BUILTIN_ABS*.
3381 * config/rs6000/altivec.h: Use const char for builtins expecting
3383 (vec_abs): New versions for C and C++.
3386 2002-02-10 Kazu Hirata <kazu@hxi.com>
3388 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3391 2002-02-10 Kazu Hirata <kazu@hxi.com>
3393 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3394 constant definition from h8300.md.
3395 (FRAME_POINTER_REGNUM): Likewise.
3396 * config/h8300/h8300.md (define_constants): Add FP_REG.
3398 2002-02-10 Kazu Hirata <kazu@hxi.com>
3400 * config/h8300/h8300.c (print_operand): Remove redundant code.
3402 2002-02-10 Kazu Hirata <kazu@hxi.com>
3404 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3405 * config/h8300/h8300.c (byte_reg): Make it static.
3407 2002-02-10 Richard Henderson <rth@redhat.com>
3410 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3412 2002-02-10 Richard Henderson <rth@redhat.com>
3415 * tree.c (append_random_chars): Don't abort if main_input_filename
3418 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3420 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3422 2002-02-10 Kazu Hirata <kazu@hxi.com>
3424 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3425 (pushhi1): Likewise.
3427 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3429 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3430 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3432 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3434 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3436 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3438 2002-02-09 Kazu Hirata <kazu@hxi.com>
3440 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3441 a half of an SImode register on H8/300.
3443 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3445 * i386.md (movdi_2): Add missing '!'.
3447 2002-02-09 Kazu Hirata <kazu@hxi.com>
3449 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3452 2002-02-09 Kazu Hirata <kazu@hxi.com>
3454 * config/h8300/h8300.md (length): Correct the distance valid
3455 for the short branch.
3457 2002-02-09 Kazu Hirata <kazu@hxi.com>
3459 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3461 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3463 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3464 registers in SImode.
3465 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3468 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3471 Contribute sh64-elf.
3472 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3473 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3474 (sh_cannot_modify_jumps_p): New function.
3475 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3476 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3477 (sh_ms_bitfield_layout_p): New function.
3478 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3479 Zack Weinberg <zack@codesourcery.com>
3480 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3481 expand_simple_binop instead of expand_binop.
3482 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3483 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3484 use of .quad and .uaquad.
3485 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3486 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3487 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3488 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3489 movdi_const_16bit): Make sure all CONSTs have modes.
3490 (sym2PIC): Ditto, but by adjusting all callers.
3491 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3492 if the prologue calls the SHmedia argument decoder or register
3494 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3495 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3496 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3497 (sh_expand_epilogue): Don't emit USE of return target register.
3498 (prepare_move_operands): Legitimize DImode PIC addresses.
3499 (sh_media_register_for_return): Skip tr0, used to initialize the
3501 (sh_expand_prologue): Remove explicit USE of return register.
3502 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3503 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3504 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3505 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3506 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3508 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3509 (MOVI_SHORI_BASE_OPERAND_P): New.
3510 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3511 (EXTRA_CONSTRAINT_T): Define in terms of them.
3512 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3513 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3514 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3515 alternatives supporting TARGET_REGS.
3516 (UNSPEC_GOTPLT): New constant.
3517 (movdi split): Move incrementing of LABEL_NUSES...
3518 (movdi_const, movdi_const_32bit): Here. Use
3519 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3520 (movdi_const_16bit): New.
3521 (call, call_value) [flag_pic]: Use GOTPLT.
3522 (call_pop, call_value_pop): New expands.
3523 (call_pop_compact, call_pop_rettramp): New insns.
3524 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3525 (sibcall) [flag_pic]: Use GOT.
3526 (builtint_setjmp_receiver): Remove bogus, unused expand.
3527 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3528 (*pt, *ptb, ptrel): New insns.
3529 (sym2GOT): Handle DImode GOT.
3530 (sym2GOTPLT, symGOTPLT2reg): New expands.
3531 (sym2PIC): New expand.
3532 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3533 (shcompact_return_tramp_i): Use return register explicitly.
3534 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3535 disable flag_reorder_blocks.
3536 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3537 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3538 clobbers, for clarity.
3539 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3540 restoring of r0 in macl as MAYBE_DEAD.
3541 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3542 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3543 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3544 alter_subreg all over.
3545 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3546 reload, instead of emitting instructions that would require
3548 (casesi_load_media): Add missing modes.
3549 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3550 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3551 as used if the argument decoder is called.
3552 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3553 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3554 Pmode, then extend it to DImode if necessary.
3555 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3556 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3557 constants in FPU-enabled SHmedia, let them be loaded from memory.
3558 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3559 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3560 Adjust whitespace in assembly output templates.
3561 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3562 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3563 mode of if_then_else.
3564 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3565 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3567 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3568 Joern Rennecke <amylaar@redhat.com>
3569 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3570 (SUBTARGET_CPP_PTR_SPEC): New.
3571 (SUBTARGET_CPP_SPEC): Remove.
3572 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3573 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3574 Fix typo in previous checkin.
3575 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3576 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3577 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3578 Alexandre Oliva <aoliva@redhat.com>
3579 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3580 what single FP register can hold for SHmedia target.
3581 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3582 Alexandre Oliva <aoliva@redhat.com>
3583 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3584 Do not split into SUBREG.
3585 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3586 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3587 and added new functions as specified in SH5 ABI r9.
3588 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3589 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3591 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3592 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3593 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3594 and consttable_window_ends.
3595 2001-06-03 Graham Stott <grahams@redhat,com>
3596 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3597 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3598 * config/sh/sh.c (print_operand): Handle floating-point pair,
3599 vector and matrix registers.
3600 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3601 vector modes into account.
3602 * config/sh/sh.md (movv2sf): Split move between registers into
3604 (movv4sf, movv16sf): Introduce insns that get split only after
3606 * config/sh/shmedia.h: Fix Copyright dates.
3607 * config/sh/ushmedia.h: Likewise. Move loop counter
3608 declarations into conditionals that uses them.
3609 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
3611 * config/sh/sshmedia.h: Fix Copyright dates.
3612 (sh_media_PUTCFG): Fix constraints.
3613 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
3614 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
3615 ptrmemfunc_vbit_in_delta for SH5.
3616 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
3617 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
3618 * invoke.texi: Likewise.
3619 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3620 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
3621 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
3622 GCC_pop_shmedia_regs_nofpu): New global symbols.
3623 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
3624 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
3625 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
3626 compact function with nonlocal labels.
3627 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
3628 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
3629 (initial_elimination_offset): Account for their stack space.
3630 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
3631 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
3632 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
3633 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
3634 least one of the operands to be a register.
3635 (movv2sf): Likewise. Renamed to movv2sf_i.
3636 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
3637 prepare_move_operands() before emitting SHmedia insns.
3638 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3639 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
3640 Don't save nor initialize r12. Don't mis-align the stack.
3641 Pad the code with a nop.
3642 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
3644 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
3645 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
3646 [__SHMEDIA__]: Implement.
3647 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
3648 * config/sh/sh.md: Set latency of `pt' closer to reality.
3649 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
3650 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
3651 Set move, load and store type attributes.
3652 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
3653 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
3655 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
3656 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
3657 * config/sh/sh.c (sh_media_register_for_return): New function.
3658 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
3659 branch-target register.
3660 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
3661 * config/sh/sh.md (return_media_i): Use any call-clobbered
3662 branch-target register.
3663 (return_media): If r18 wasn't copied in the prologue, copy it
3665 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
3666 Clear class FP0_REGS.
3667 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
3669 2001-03-08 DJ Delorie <dj@redhat.com>
3670 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
3671 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3672 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
3673 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3674 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
3675 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
3676 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
3677 return value correctly for call_cookie.
3678 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3679 * config/sh/crt1.asm (start): Modified so as to call
3680 ___setup_argv_and_call_main.
3681 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
3682 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
3684 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
3685 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
3686 (STRIP_NAME_ENCODING): Use it.
3687 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
3688 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
3689 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
3690 prepare_scc_operands().
3691 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
3692 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
3693 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
3694 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
3695 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
3696 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
3697 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
3698 used in shcompact_incoming_args.
3699 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
3701 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
3703 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
3705 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3706 Simplify. Adjust. Add sanity check.
3707 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
3709 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
3711 (udivsi3, divsi3): Use them.
3712 (force_mode_for_call): New insn.
3713 (call, call_value, sibcall_value): Emit it before SHcompact
3715 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
3716 * config/sh/sh.md (call, call_value, sibcall): Make sure the
3717 call cookie is non-NULL before taking its value.
3718 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
3719 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
3720 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
3721 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
3723 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
3724 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
3725 temporary for stack adjusts. Use MACL and MACH to pass
3726 arguments to shcompact_incoming_args.
3727 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
3729 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
3730 (nested_trampoline): Load static chain address into r1.
3731 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
3732 2001-01-07 Alexandre Oliva <aoliva@redhat.com
3733 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
3734 fp_arith_reg_operand().
3735 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
3736 * config/sh/sh.md (casesi): Sign-extend the first two operands,
3737 and use signed compares for them.
3738 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
3739 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
3740 ones properly aligned.
3741 (find_barrier): Account for extra alignment needed for 8-byte wide
3743 (machine_dependent_reorg): Require a label for the second 4-byte
3744 constant after an 8-byte one.
3745 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
3747 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3748 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
3749 last_float when switching float modes.
3750 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
3751 auto-increment for general-purpose registers.
3752 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
3754 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
3756 * config/sh/sh.c (sh_builtin_saveregs): Support using all
3757 registers for varargs.
3758 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
3759 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
3760 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
3761 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
3762 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
3763 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
3764 call_cookie accordingly.
3765 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
3766 (SHCOMPACT_BYREF): Likewise.
3767 (SHCOMPACT_FORCE_ON_STACK): New macro.
3768 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
3769 (sh_builtin_saveregs): Likewise.
3770 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3771 shcompact_incoming_args): Use new shift values. Support
3772 sequences of consecutive and non-consecutive pushes/pops.
3773 * config/sh/sh.md (return): Don't explicitly use PR_REG.
3774 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
3775 * config/sh/sh.h (TEXT_SECTION): Define.
3776 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
3777 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
3778 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
3779 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
3780 return values on FPU-enabled SHmedia.
3781 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
3782 FPU-enabled SHmedia.
3783 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
3784 value is returned in a non-FP reg and is not returned by
3786 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
3788 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
3789 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
3790 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
3791 quad-aligned to be passed by callee-copy reference.
3792 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
3793 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
3794 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
3795 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
3796 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
3797 copying low-numbered FP regs to r7 and r8.
3798 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
3799 FP regs to general-purpose regs only if the copy was passed on the
3801 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
3802 copying FP reg to r9.
3803 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
3804 copy FP regs to general-purpose regs only in outgoing calls.
3805 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
3806 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
3808 * config/sh/sh.h (struct sh_args): Document all fields.
3809 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
3810 passed partially on the stack should not consider making
3812 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
3813 stack_regs only for incoming calls. When passing FP args,
3814 make sure there are FP regs available before modifying
3816 (SHCOMPACT_BYREF): Pass double args in general-purpose
3817 registers by reference.
3818 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
3819 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
3820 attempt to generate sibcalls if the caller got any arguments
3822 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
3823 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
3824 to 8-byte boundaries.
3825 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
3826 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
3827 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
3828 stored in the stack.
3829 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
3830 for the offsets to have the ISA bit set.
3831 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
3832 invocation. Use beq instead of bgt to mark end of sequence of
3834 (shcompact_incoming_args): Fix store of r2. Use beq instead of
3835 bgt to mark end of sequence of stores.
3836 * config/sh/sh.c (arith_operand): Don't check whether
3837 CONST_OK_FOR_J for now.
3838 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
3839 instead of long for conversion.
3840 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
3841 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
3842 before passing it to fprintf.
3843 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
3844 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
3845 Call set_fpscr before reading/writing SR.
3846 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
3848 * config/sh/lib1funcs.asm: Add `.align 2' directives before
3850 (FMOVD_WORKS): Define on SH5 with FPU.
3851 (set_fpscr): Define on SH5. Remove separate _fpscr_values
3853 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
3855 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
3856 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
3858 (ia_main_table): Ditto.
3859 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
3860 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3861 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
3862 the definitions from sh.h.
3863 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
3865 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
3866 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
3867 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3868 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
3869 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
3870 Increment LABEL_NUSES.
3872 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
3874 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
3876 * config/sh/elf.h (SIZE_TYPE): Likewise.
3877 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
3878 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3879 shcompact_incoming_args): Load switch table addresses using
3881 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3882 (NO_BUILTIN_SIZE_TYPE): Define.
3883 (SIZE_TYPE): Don't define.
3884 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
3885 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
3886 definition of __SH5__=32 for -m5-compact-nofpu.
3887 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
3889 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
3890 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
3891 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
3892 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
3893 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
3894 (INSN_LENGTH_ALIGNMENT): Likewise.
3895 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3896 * config/sh/sh.md (call, call_value, sibcall): Simplify
3897 copying of non-branch-target register.
3898 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3899 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
3900 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
3901 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
3902 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
3903 floating-point values as structs.
3904 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
3905 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
3906 general-purpose register.
3907 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
3908 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3909 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
3910 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
3911 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
3912 (ENCODE_SECTION_INFO): Enclose variables and constants in
3914 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
3915 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
3916 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
3917 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
3918 only for LABEL_REFs. For SYMBOL_REFs, prepend
3919 SH_DATALABEL_ENCODING to the symbol name.
3920 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
3922 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
3923 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
3925 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
3926 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
3927 (DATALABEL_REF_P): Don't require CONST.
3928 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
3930 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
3931 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
3933 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3934 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
3935 Use shallow_copy_rtx and PUT_MODE to change the mode of
3936 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
3937 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
3938 on SHmedia using GENERAL_REGs.
3939 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3940 bltu_media_i): Fix reversion of conditions.
3941 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
3942 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
3943 * config/sh/sh.c (output_far_jump): Save r13 in macl.
3944 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
3945 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
3946 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
3947 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
3948 (GCC_nested_trampoline): Likewise.
3949 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
3950 * config/sh/sh.c (gen_datalabel_ref): Define.
3951 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
3952 (INITIALIZE_TRAMPOLINE): Likewise.
3953 (TRAMPOLINE_ADJUST_ADDRESS): Define.
3954 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
3955 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
3956 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
3957 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
3958 (ic_invalidate): Adjust for SH5.
3959 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
3960 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
3962 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
3963 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
3964 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
3965 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3966 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
3967 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
3968 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
3969 * config/sh/sh.c (target_reg_operand): Match only target-branch
3970 registers and pseudos that aren't virtual registers.
3971 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3972 Copy operands that don't match target_reg_operand to pseudos.
3973 (call_media, call_value_media, sibcall_media): Use
3974 target_reg_operand instead of target_operand.
3975 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
3976 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
3977 * config/sh/sh.c (target_reg_operand): Match hardware registers
3978 other than branch-target registers.
3979 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
3980 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
3981 (fpscr_values) [SH5 == 32]: Define.
3982 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
3983 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
3984 Handle function addresses coming in SUBREGs.
3985 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
3986 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
3987 shcompact_return_trampoline): Use datalabel where appropriate.
3988 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
3989 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
3990 general-purpose register to copy one branch-target register to
3992 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3993 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
3994 SYMBOL_REFs with VOIDmode.
3995 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
3996 bltu_media_i): New insns.
3997 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
3998 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
3999 (INIT_CUMULATIVE_ARGS): Likewise.
4000 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4001 * machmode.def (V16SFmode): New mode.
4002 * c-common.c (type_for_mode): Support V2SF and V16SF.
4003 * tree.c (build_common_tree_nodes_2): Likewise.
4004 * tree.h (tree_index): Likewise.
4005 * calls.c (emit_call_1): Take args_so_far. Adjust all
4006 callers. Introduce CALL_POPS_ARGS.
4007 * tm.texi (CALL_POPS_ARGS): Document.
4008 * config/sh/crt1.asm: Implement in SHmedia mode.
4009 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4010 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4011 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4012 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4013 Implement divsi and udivsi in SHmedia mode. Introduce
4014 SHcompact trampolines.
4015 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4017 (regno_reg_class): Rewrite.
4018 (fp_reg_names): Remove.
4019 (sh_register_names, sh_additional_register_names): New.
4020 (print_operand): Added `u'. Support SUBREGs in addresses.
4021 Add parentheses around shifted CONSTs.
4022 (output_file_start): Output .mode and .abi directives.
4023 (shiftcosts, addsubcosts, multcosts): Adjust.
4024 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4025 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4026 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4027 bytes, not registers. Take into account the need for the
4028 SHcompact incoming args trampoline. Adjust all callers.
4029 (sh_expand_prologue): Take stack_regs into account. Call
4030 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4031 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4032 stack aligned as per SH5 ABI.
4033 (sh_builtin_saveregs): Support SH5 ABI.
4034 (sh_build_va_list, sh_va_start): Likewise.
4035 (initial_elimination_offset): Take alignment into account.
4036 Compute location of PR according to the SH5 stack frame.
4037 (arith_reg_operand): Reject branch-target registers.
4038 (shmedia_6bit_operand): New.
4039 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4040 (target_reg_operand): Match DImode only. Accept SUBREGs.
4041 (target_operand): New.
4042 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4043 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4044 SIBCALL_REGS for SHmedia.
4045 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4046 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4047 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4048 (TARGET_SWITCHES): New SH5 flags.
4049 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4050 VALID_REGISTER_P to disable unsupported registers.
4051 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4052 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4053 (FUNCTION_ARG_PADDING): Define.
4054 (FASTEST_ALIGNMENT): Adjust.
4055 (SH_REGISTER_NAMES_INITIALIZER): New.
4056 (sh_register_names): Declare.
4057 (DEBUG_REGISTER_NAMES): Define.
4058 (REGISTER_NAMES): Define based on sh_register_names.
4059 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4060 (sh_additional_register_names): Declare.
4061 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4062 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4063 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4064 (REGISTER_NATURAL_MODE): Define.
4065 (FIRST_PSEUDO_REGISTER): Adjust.
4066 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4067 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4068 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4069 (VECTOR_MODE_SUPPORTED_P): Define.
4070 (REG_CLASS_CONTENTS): Adjust.
4071 (SMALL_REGISTER_CLASSES): Adjust.
4072 (REG_ALLOC_ORDER): Adjust.
4073 (INDEX_REG_CLASS): Adjust.
4074 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4075 (CONST_OK_FOR_LETTER_P): Adjust.
4076 (PREFERRED_RELOAD_CLASS): Adjust.
4077 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4078 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4079 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4080 (FIRST_FP_PARM_REG): Adjust.
4081 (CALL_POPS_ARGS): Define.
4082 (FUNCTION_ARG_REGNO_P): Adjust.
4083 (struct sh_args): New fields.
4084 (GET_SH_ARG_CLASS): Adjust.
4085 (INIT_CUMULATIVE_ARGS): Adjust.
4086 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4087 (FUNCTION_ARG_ADVANCE): Adjust.
4088 (FUNCTION_ARG): Adjust.
4089 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4090 (FUNCTION_ARG_CALLEE_COPIES): Define.
4091 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4092 (STRICT_ARGUMENT_NAMING): Define.
4093 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4094 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4095 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4096 (SETUP_INCOMING_VARARGS): Adjust.
4097 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4098 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4099 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4100 (SUBREG_OK_FOR_INDEX_P): Adjust.
4101 (EXTRA_CONSTRAINT_S): Update.
4102 (EXTRA_CONSTRAINT_T): New.
4103 (EXTRA_CONSTRAINT): Adjust.
4104 (GO_IF_LEGITIMATE_INDEX): Adjust.
4105 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4106 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4108 (MAX_MOVE_MAX): Define.
4110 (CONST_COSTS): Adjust.
4111 (REGISTER_MOVE_COST): Adjust.
4112 (BRANCH_COST): Adjust.
4113 (TEXT_SECTION_ASM_OP): Adjust.
4114 (DBX_REGISTER_NUMBER): Adjust.
4115 (ASM_OUTPUT_DOUBLE_INT): New.
4116 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4117 (PREDICATE_CODES): Adjust.
4118 (PROMOTE_MODE): Adjust.
4119 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4120 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4121 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4122 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4123 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4124 (TR0_REG, TR1_REG, TR2_REG): New.
4125 (XD0_REG): Renumber.
4126 (UNSPEC_COMPACT_ARGS): New.
4127 (type): Added pt and ptabs.
4128 (length): Default to 4 on SHmedia. Default pt length to 12
4129 and 20 on SHmedia32 and SHmedia64, respectively.
4130 (pt): New function unit.
4131 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4132 Add whitespace between operands of SHmedia instructions.
4134 (adddi3_media, addsi3_media): Adjust constraints.
4135 (subsi3) [SHmedia]: Force operand 1 into a register.
4136 (udivsi3_i1_media, udivsi3_i4_media): New.
4137 (udivsi3): Support SHmedia.
4138 (divsi3_i1_media, divsi3_i4_media): New.
4139 (divsi3): Support SHmedia.
4140 (anddi3, iordi3, xordi3): Adjust constraints.
4141 (zero_extendhidi2, zero_extendqidi2): New.
4142 (extendsidi2, extendhidi2, extendqidi2): New.
4143 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4144 (pop_e, pop_fpul, pop_4): Likewise.
4145 (movsi_media): Support FP and BT registers.
4146 (movsi_media_nofpu): New. Adjust splits to DImode.
4147 (lduw, ldub): Renamed to zero_extend* above.
4148 (movqi_media): Fix typo.
4149 (movdi_media): Support FP and BT registers.
4150 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4151 (movdi_const_32bit): New.
4152 (shori_media): Require immediate operand. Use `u' for output.
4153 (movdf_media, movsf_media): Simplified.
4154 (movdf_media_nofpu, movsf_media_nofpu): New.
4155 (movdf, movsf): Adjust
4156 (movv2sf, movv2sf, movv16sf): New.
4157 (beq_media, beq_media_i): Adjust constraints. Don't use
4158 scratch BT register.
4159 (bne_media, bne_media_i): Likewise.
4160 (bgt_media, bgt_media_i): Likewise.
4161 (bge_media, bge_media_i): Likewise.
4162 (bgtu_media, bgtu_media_i): Likewise.
4163 (bgeu_media, bgeu_media_i): Likewise.
4164 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4165 bunordered): Emit jump insn. Force operands to registers when
4167 (jump_media, jump): Simplify.
4168 (call_compact, call_compact_rettramp): New.
4169 (call_value_compact, call_value_compact_rettramp): New.
4170 (call_media, call_value_media): Simplify.
4171 (sibcall_compact, sibcall_media): New.
4172 (call, call_value): Adjust for SHmedia and SHcompact.
4173 (sibcall, sibcall_value, untyped_call): Likewise.
4174 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4175 (indirect_jump): Adjust for SHmedia.
4176 (casesi_jump_media): New.
4177 (nop): Re-enable for SHmedia.
4178 (call_site): Restrict to SH1.
4179 (casesi): Adjust for SHmedia.
4180 (casesi_shift_media, casesi_load_media): New.
4181 (return): Explicitly use PR register. Call return trampoline
4183 (return_i): Explicitly use PR register.
4184 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4185 (return_media): Adjust.
4186 (shcompact_incoming_args): New.
4188 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4189 (movstrsi): Disable on SH5.
4190 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4191 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4192 (subsf3, subsf3_media): Likewise.
4193 (mulsf3, mulsf3_media, mac_media): Likewise.
4194 (divsf3, divsf3_media): Likewise.
4195 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4196 (floatsisf2, fux_truncsfsi2): Likewise.
4197 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4199 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4200 (cmpunsf_media, cmpsf): Likewise.
4201 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4202 (abssf2, abssf2_media): Likewise.
4203 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4204 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4205 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4206 (floatsidf2, fix_truncdfsi2): Likewise.
4207 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4209 (cmpeqdf_media, cmpgtdf_media): Likewise.
4210 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4211 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4212 (absdf2, absdf2_media): Likewise.
4213 (extendsfdf2, extendsfdf2_media): Likewise.
4214 (truncsfdf2, truncsfdf2_media): Likewise.
4215 * config/sh/sh64.h: New file.
4216 * config/sh/t-sh64: New file.
4217 * config/sh/shmedia.h: New file.
4218 * config/sh/ushmedia.h: New file.
4219 * config/sh/sshmedia.h: New file.
4220 * configure.in: Added sh64-*-elf.
4221 * configure: Rebuilt.
4222 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4223 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4224 (reg_class_from_letter): Use `b' for TARGET_REGS.
4225 (print_operand): Support `%M', `%m', `AND' and
4226 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4227 (andcosts): Adjust for SHmedia.
4228 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4230 (target_reg_operand): New function.
4231 * config/sh/sh-protos.h (target_reg_operand): Declare.
4232 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4233 FP registers on SH5.
4234 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4236 (TARGET_REGISTER_P): New macro.
4237 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4238 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4239 (EXTRA_CONSTRAINT_S): New macro.
4240 (EXTRA_CONSTRAINT): Adjust.
4241 (FLOAT_TYPE_SIZE): Define to 32.
4242 (Pmode): DImode on SHmedia.
4243 (CONST_COSTS): Adjust for SHmedia literals.
4244 (PREDICATE_CODES): Added target_reg_operand.
4245 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4246 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4247 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4248 (cmpdi): Accept SHmedia.
4249 (movdicc_false, movdicc_true): New insns.
4250 (movdicc): New expand.
4251 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4253 (addsi3_media): Match `S' constraint.
4254 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4255 (negdi2): Expand for SHmedia.
4256 (one_cmpldi2): New expand.
4257 (zero_extendsidi2): Change from expand to insn.
4258 (extendsidi2): Add constraints.
4259 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4260 LD/ST address. Fix SI immediate loading split.
4261 (movhi_media, movqi_media, lduw, ldub): New insns.
4262 (movhi, movqi): Accept SHmedia.
4263 (shori_media, movdi_media): Relax input constraints. Split
4265 (movdf_media, movsf_media): New insn. New split to movdi.
4266 (movdf, movsf): Match on SHmedia.
4267 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4268 bgeu_media): New insns and splits. New insns with `_i' suffix.
4269 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4270 (bunordered): New expand.
4271 (jump_compact): Renamed from `jump'.
4272 (jump_media): New insn.
4274 (call_media, call_value_media): New insns.
4275 (call, call_value): Adjust.
4276 (indirect_jump_compact): Renamed from `indirect_jump'.
4277 (indirect_jump_media): New insn.
4278 (indirect_jump): New expand.
4279 (untyped_call, return): Accept SHmedia.
4280 (return_media): New insn.
4281 (prologue, epilogue, blockage): Accept SHmedia.
4282 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4283 (sunordered): New expand.
4284 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4285 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4286 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4287 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4288 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4289 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4290 abssf2_media): New insns.
4291 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4292 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4293 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4294 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4295 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4296 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4297 absdf2_media): New insns.
4298 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4299 (extendsfdf2_media, truncdfsf2_media): New insns.
4300 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4301 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4302 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4303 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4304 * config/sh/sh.md (adddi3): New expand.
4305 (adddi3_media, adddi3z_media): New insns.
4306 (adddi3_compact): Renamed from adddi3.
4307 (addsi3_media): Use add.l r63 to add constant zero.
4308 (subdi3): New expand.
4309 (subdi3_media): New insn.
4310 (subdi3_compact): Renamed from subdi3.
4311 (mulsidi3): New expand.
4312 (mulsidi3_media): New insn.
4313 (mulsidi3_compact): Renamed from mulsidi3.
4314 (umulsidi3): New expand.
4315 (umulsidi3_media): New insn.
4316 (umulsidi3_compact): Renamed from umulsidi3.
4317 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4318 (ashlsi3, ashrsi3, lshrsi3): Use them.
4319 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4320 (ashldi3, ashrdi3, lshrdi3): Use them.
4321 (zero_extendsidi2): New expand.
4322 (extendsidi2): New insn.
4323 (movsi_media): New insn. Split to movdi to load constants.
4324 (movsi): Enable for shmedia.
4325 (movdi_media): New insn. Use shori_media to load wide constants.
4326 (short_media): New insn.
4327 (movdi): Enable for shmedia.
4328 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4329 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4330 (SUBTARGET_CPP_SPEC): Added `!m5'.
4331 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4332 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4333 to all other SH variants.
4334 (TARGET_DEFAULT): Set to SH1_BIT.
4335 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4336 (BITS_PER_WORD): Raise to 64 on shmedia.
4337 (MAX_BITS_PER_WORD): Change to 64.
4338 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4339 (INT_TYPE_SIZE): Keep as 32.
4340 (UNITS_PER_WORD): Raise to 8 on shmedia.
4341 (MIN_UNITS_PER_WORD): Keep as 4.
4342 (POINTER_SIZE): Raise to 64 on shmedia.
4343 (CONST_OK_FOR_J): New macro.
4344 (CONST_OK_FOR_LETTER_P): Use it.
4345 (processor_type): Add PROCESSOR_SH5.
4346 * config/sh/sh.md: Conditionalize all expands, insns and
4347 splits to TARGET_SH1.
4349 (addsi3_compact): Renamed from...
4350 (addsi3): Now an expand.
4351 (addsi3_media, subsi3_media): New insns.
4352 (subsi3): Don't negate constants with SHmedia.
4354 * hooks.c: New file.
4355 * hooks.h: New file.
4356 * Makefile.in (HOOKS_H): New.
4357 (TARGET_DEF_H): Added $(HOOKS_H).
4358 (OBJS): Added hooks.o.
4359 (cfgcleanup.o, bb-reorder.o): Added target.h.
4360 (hooks.o): Added dependencies.
4361 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4362 (TARGET_INITIALIZER): this.
4363 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4364 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4365 * bb-reorder.c: Include target.h.
4366 (reorder_basic_blocks): Skip if cannot modify jumps.
4367 * cfgcleanup.c: Include target.h.
4368 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4370 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4372 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4373 Protect jump delay slot instructions with .set noreorder and
4376 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4378 * config/mips/mips.md (casesi_internal_di): Calculate
4379 the index into the target offset table correctly.
4381 2002-02-08 Richard Henderson <rth@redhat.com>
4383 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4384 * final.c (output_addr_const): Accept and discard SUBREG.
4385 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4386 mark them unknown instead.
4387 (simplify_subtraction): Handle RTX_UNKNOWN.
4388 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4390 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4392 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4394 2002-02-08 Richard Henderson <rth@redhat.com>
4396 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4398 2002-02-08 Andreas Jaeger <aj@suse.de>
4400 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4401 * config/i386/t-linux64: New file.
4403 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4405 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4406 * c-parse.in (compstmt): Clear last_expr_type.
4408 2002-02-07 Richard Henderson <rth@redhat.com>
4410 * loop.c (strength_reduce): Sink final_value when not
4413 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4415 * config/sparc/freebsd.h: Fix mismatched spec {.
4417 2002-02-07 Richard Henderson <rth@redhat.com>
4419 * cfgrtl.c: Include recog.h and insn-config.h.
4420 (keep_with_call_p): Fix general_operand invocation.
4421 * Makefile.in (cfgrtl.o): Update dependencies.
4423 2002-02-07 Kazu Hirata <kazu@hxi.com>
4425 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4426 comment. Accept HImode only if TARGET_H8300.
4428 2002-02-07 Eric Christopher <echristo@redhat.com>
4430 * config/mips/crtn.asm: Cleanup #ifdefs.
4432 2002-02-07 Eric Christopher <echristo@redhat.com>
4434 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4435 register 7 as RA instead of $31.
4436 * config/mips/crtn.asm: Ditto.
4437 * config/mips/mips.c (mips_move_2words): Add case for
4438 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4439 (compute_frame_size): Fix typo.
4440 (save_restore_insns): Ditto. Make documentation about using
4441 register $7 as return register more precise.
4442 (mips_expand_epilogue): Fix comment. Add code to work around not
4443 being able to add to the stack pointer directly.
4444 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4445 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4448 2002-02-07 Tom Rix <trix@redhat.com>
4450 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4451 immediates in ldu and stdu DS opcode field.
4452 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4453 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4454 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4456 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4458 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4459 offset for stack bias.
4461 2002-02-07 H.J. Lu <hjl@gnu.org>
4463 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4465 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4467 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4469 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4471 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4472 * i386.c (x86_order_regs_for_local_alloc): New global function.
4473 * i386.h (REG_ALLOC_ORDER): CLeanup.
4474 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4476 2002-02-07 Richard Henderson <rth@redhat.com>
4478 PR optimization/2463
4479 * alias.c (find_base_value): Recall base values for fixed hard regs.
4480 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4482 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4484 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4487 2002-02-06 Richard Henderson <rth@redhat.com>
4490 * stmt.c (resolve_operand_name_1): Take more care with mixed
4491 named and unnamed operands.
4493 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4494 Jan Hubicka <jh@suse.cz>
4496 * loop.c (remove_constant_addition): Avoid clobbering a shared
4499 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4501 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4502 * config/s390/t-linux64: New file.
4503 * config/s390/libgcc-glibc.ver: New file.
4505 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4507 * config/s390/linux64.h: Delete file.
4508 * config/s390/s390x.h: New file.
4509 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4510 as target header file.
4511 * config/s390/linux.h (TARGET_VERSION): Define depending on
4512 DEFAULT_TARGET_64BIT.
4513 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4514 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4515 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4516 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4517 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4518 (EXTRA_SPEC): New define.
4519 * config/s390/s390.h (TARGET_VERSION): Define depending on
4520 DEFAULT_TARGET_64BIT.
4521 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4523 2002-02-06 Jason Merrill <jason@redhat.com>
4525 * c-decl.c (finish_function): Warn about a non-void function with
4526 no return statement and no abnormal exit.
4527 (current_function_returns_abnormally): New variable.
4528 (start_function): Clear it.
4529 (struct c_language_function): Add returns_abnormally.
4530 (push_c_function_context): Save it.
4531 (pop_c_function_context): Restore it.
4532 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4533 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4534 an explicit return type.
4535 * c-tree.h: Declare current_function_returns_abnormally.
4536 (C_FUNCTION_IMPLICIT_INT): New macro.
4537 * c-typeck.c (build_function_call): Set it.
4538 (c_expand_return): Set current_function_returns_value even if the
4541 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4544 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4545 unsafe for reevaluation.
4547 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4550 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4551 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4553 2002-02-06 Richard Henderson <rth@redhat.com>
4555 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4556 be a general_operand. Dest for function value must be a pseudo.
4558 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4560 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4561 as SYMBOL_REFs from the constant pool.
4563 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4565 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4566 passed by invisible reference.
4568 2002-02-05 Richard Henderson <rth@redhat.com>
4570 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4572 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4574 Implement using "base addresses" in insn operands as default.
4575 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4576 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4577 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4578 used to read the rtx value.
4579 (mmix_target_asm_function_epilogue): Fix spacing.
4580 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4581 (mmix_legitimate_address): Ditto.
4582 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4583 should be loaded with a GETA insn. Don't allocate needless extra
4584 char for nul termination and fix misleading comment.
4585 (mmix_print_operand_address): Handle constants if
4586 TARGET_BASE_ADDRESSES.
4587 (mmix_output_register_setting): Use base addressing if
4588 TARGET_BASE_ADDRESSES and the number of insns is 3.
4589 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4590 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4591 to use R as constraint, add LDA to match s.
4592 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4593 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4594 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4595 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4596 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4597 order with other fixed registers.
4598 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4599 other parameter/call-clobbered registers.
4600 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4601 -mbase-addresses, -mno-base-addresses.
4602 (MMIX Options): Ditto.
4604 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4606 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
4608 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
4610 * config/rs6000/altivec.h: Change elem to _S_elem.
4612 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4614 * config/netbsd.h (WCHAR_TYPE): Define.
4615 (WCHAR_TYPE_SIZE): Ditto.
4617 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
4618 (WCHAR_UNSIGNED): Ditto.
4619 (WCHAR_TYPE_SIZE): Ditto.
4621 * config/arm/netbsd.h: Likewise.
4622 * config/i386/netbsd-elf.h: Likewise.
4623 * config/i386/netbsd.h: Likewise.
4624 * config/m68k/netbsd-elf.h: Likewise.
4625 * config/m68k/netbsd.h: Likewise.
4626 * config/ns32k/netbsd.h: Likewise.
4627 * config/sparc/netbsd.h: Likewise.
4628 * config/vax/netbsd.: Likewise.
4630 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4632 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
4633 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
4634 (TARGET_INITIALIZER): this.
4635 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
4636 (BITFIELD_NBYTES_LIMITED): Markup fix.
4637 * tree.h (default_ms_bitfield_layout_p): Declare.
4638 (record_layout_info): Added prev_field.
4639 * tree.c (default_ms_bitfield_layout_p): New fn.
4640 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
4641 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
4642 * stor-layout.c: Include target.h.
4643 (start_record_layout): Initialize prev_field.
4644 (place_field): Handle MS bit-field layout, and disregard
4645 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
4646 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
4647 * Makefile.in (stor-layout.o): Adjust dependencies.
4649 2002-02-05 Jason Merrill <jason@redhat.com>
4651 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
4653 2002-02-05 Andreas Jaeger <aj@suse.de>
4655 * crtstuff.c: Fix comments.
4657 2002-02-05 Richard Henderson <rth@redhat.com>
4660 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
4661 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
4664 * config/mips/mips.c (function_arg): Handle TImode.
4665 (function_arg_advance): Likewise.
4667 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4669 * config/rs6000/altivec.h (vec_step_help): Rename to
4672 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4674 * config/rs6000/altivec.h: Fix typos.
4676 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
4678 * config/arm/netbsd.h: Correct a comment.
4680 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4682 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
4683 building void typed builtins.
4685 * config/rs6000/altivec.h (vec_ld*): Fix typos.
4686 (vec_step): Implement for C++.
4688 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4690 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
4692 2002-02-04 Richard Henderson <rth@redhat.com>
4694 * combine.c (nonzero_bits): Re-introduce special case for
4695 sp/fp/ap wrt REGNO_POINTER_ALIGN.
4697 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
4699 * doc/extend.texi: Warn about unsupported usage of altivec
4702 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
4703 (altivec_predicate_*): New.
4705 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
4706 Add C++ version of vec_*() functions.
4708 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
4709 (bdesc_2arg): Remove altivec predicates.
4710 (altivec_expand_builtin): Handle predicates.
4711 (altivec_init_builtins): Handle predicates.
4712 (altivec_expand_predicate_builtin): New.
4714 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4716 * pa.c (DO_FRAME_NOTES): Move forward.
4717 (store_reg): Revise handling of frame notes.
4718 (load_reg): Likewise.
4719 (set_reg_plus_d): Likewise.
4720 (hppa_expand_prologue): Likewise.
4721 (hppa_expand_epilogue): Likewise.
4723 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4725 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
4727 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4729 PR c/4475, c++/3780:
4730 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
4731 * c-common.h (SWITCH_TYPE): Define.
4732 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
4733 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
4734 Rename spareness variable to sparseness.
4735 (expand_end_case_type): Renamed from expand_end_case, use orig_type
4736 if non-NULL instead of TREE_TYPE (orig_index).
4737 * tree.h (expand_end_case_type): Renamed from expand_end_case.
4738 (expand_end_case): Define using expand_end_case_type.
4739 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
4740 to expand_end_case_type.
4741 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
4743 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4745 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
4746 (BIGGEST_ALIGNMENT): Change to 128.
4748 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4750 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
4752 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
4754 * pa.md (call_internal_reg_64bit): Remove unused variable.
4756 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
4758 * config/arm/arm.h (machine_function): Add uses_anonymous_args
4760 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
4761 * config/arm/arm.c (current_function_anonymous_args): Delete,
4762 replace uses with cfun->machine->uses_anonymous_args.
4763 (arm_reorg): Do not reset uses_anonymous_args.
4765 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
4766 any geenral register.
4768 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
4770 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
4773 2002-02-04 Richard Henderson <rth@redhat.com>
4775 * combine.c (force_to_mode): Remove STACK_BIAS code.
4776 (nonzero_bits): Likewise. Replace sp/fp special case with
4777 REGNO_POINTER_ALIGN.
4779 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
4780 (HARD_FRAME_POINTER_REGNUM): New.
4781 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
4782 (FIXED_REGS, CALL_USED_REGS): Update.
4783 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
4784 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
4785 (HARD_REGNO_NREGS): Update for SFP.
4786 (STACK_POINTER_OFFSET): Include bias here ...
4787 (FIRST_PARM_OFFSET): ... not here.
4788 (STACK_BIAS): Remove.
4789 (INIT_EXPANDERS): New.
4790 (STARTING_FRAME_OFFSET): Do not include bias.
4791 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
4792 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
4793 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
4794 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
4795 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
4796 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
4797 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
4798 (MUST_SAVE_REGISTER): Likewise.
4799 (sparc_flat_function_prologue): Likewise.
4800 (sparc_flat_function_epilogue): Likewise.
4801 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
4802 (sparc_init_modes): SFP is GENERAL_REGS.
4803 (sparc_builtin_saveregs): SFP does not have bias applied.
4805 2002-02-04 Richard Henderson <rth@redhat.com>
4807 * config/alpha/alpha.c (current_function_is_thunk): Don't check
4808 current_function_is_thunk.
4809 (alpha_sa_mask): Distinguish between current_function_is_thunk
4810 called from ASM_OUTPUT_MI_THUNK and not.
4811 (alpha_does_function_need_gp): Thunks always need gp.
4812 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
4813 (alpha_output_mi_thunk_osf): New.
4814 * config/alpha/alpha-protos.h: Update.
4815 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
4817 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
4819 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
4820 function types, not when they're taken away.
4822 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
4824 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
4825 CODE_LABEL and jump table when replacing a table jump with a
4828 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4830 * config/s390/s390-protos.h (legitimize_la_operand,
4831 s390_secondary_input_reload_class, s390_plus_operand,
4832 s390_expand_plus_operand): Add prototypes.
4834 config/s390/s390.c (s390_secondary_input_reload_class,
4835 s390_plus_operand, s390_expand_plus_operand): New functions.
4837 (struct s390_address): New member 'pointer'.
4838 (s390_decompose_address): Compute it.
4839 (legitimate_la_operand_p): Use it.
4840 (legitimize_la_operand): New function.
4841 (movti, movdi, movdf splitters): Call it.
4843 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
4844 (PREDICATE_CODES): Add s390_plus_operand.
4846 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
4847 (la_ccclobber): Allow GENERAL_REGS as output operand.
4849 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
4850 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
4851 (*la_64, *la_31, reload_indi, reload_insi): ... these.
4853 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
4855 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
4856 register names for regular asm () construct.
4858 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4860 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
4863 2002-02-04 Jakub Jelinek <jakub@redhat.com>
4865 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
4868 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
4870 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
4871 constant pool to be identical by string address and index.
4873 2002-02-04 Anthony Green <green@redhat.com>
4875 * output.h (SECTION_OVERRIDE): Define.
4876 * varasm.c (named_section): Obey SECTION_OVERRIDE.
4878 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4880 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
4881 by existing arm*-*-netbsd* (a.out) target.
4882 (ns32k-*-netbsdelf*): Likewise.
4883 (sparc-*-netbsdelf*): Likewise.
4884 (vax-*-netbsdelf*): Likewise.
4886 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
4888 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
4889 headers and libobjc headers.
4891 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
4893 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
4894 (_mingw.h): Remove duplicate include.
4896 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
4898 * config.gcc: Set cpu_type to m68k for 68010, as well.
4899 (m68010-*-netbsdelf*): New...
4900 (m68k*-*-netbsdelf*): ...targets.
4901 * config/m68k/netbsd-elf.h: New file.
4903 2002-02-02 Kazu Hirata <kazu@hxi.com>
4905 * config/h8300/h8300.c (hand_list): Move inside function_arg.
4907 2002-02-02 Kazu Hirata <kazu@hxi.com>
4909 * config/h8300/h8300.c (h8_push_ops): Move inside
4911 (h8_pop_ops): Likewise.
4912 (h8_move_ops): Likewise.
4914 2002-02-02 Kazu Hirata <kazu@hxi.com>
4916 * config/h8300/h8300.c (os_task): Make it static.
4917 (monitor): Likewise.
4918 (pragma_saveall): Likewise.
4920 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
4922 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
4923 constant is a valid sign-extension for Pmode.
4925 2002-02-02 Kazu Hirata <kazu@hxi.com>
4927 * config/h8300/h8300.c: Fix formatting.
4929 2002-02-02 Kazu Hirata <kazu@hxi.com>
4931 * config/h8300/h8300.md: Fix formatting.
4933 2002-02-02 Kazu Hirata <kazu@hxi.com>
4935 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
4936 predicates of operands[1]. Split the patterns for each
4939 2002-02-02 Kazu Hirata <kazu@hxi.com>
4941 * config/h8300/h8300.md (xor patterns): Tighten the predicates
4942 of operands[1] to register_operand.
4944 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4946 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
4947 * cpphash.c (_cpp_init_hashtable): Similarly.
4948 * cppinit.c (cpp_create_reader): Default the signed_char flag.
4949 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
4950 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
4951 (cpp_handle_option): Handle the new options.
4952 * cpplex.c (cpp_interpret_charconst): Use new flag.
4953 * cpplib.h (struct cpp_options): New member signed_char.
4954 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
4955 (cpp_options): Handle -fsigned-char and -funsigned-char.
4956 (static_specs): Remove signed_char_spec.
4957 (do_spec1): Don't handle %c.
4958 * system.h: Poison SIGNED_CHAR_SPEC.
4959 * tradcif.y (yylex): Use flag_signed_char.
4960 * tradcpp.h (flag_signed_char): New.
4961 * tradcpp.c (flag_signed_char): New.
4962 (main): Handle new command-line options.
4963 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
4965 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
4966 * avr/avr.h: Remove old comments.
4967 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
4968 (CC1_SPEC): Pass -fsigned-char if -mic*.
4969 (SIGNED_CHAR_SPEC): Remove.
4971 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
4973 2002-02-01 Eric Christopher <echristo@redhat.com>
4975 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
4976 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
4977 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
4978 (ASM_OUTPUT_REG_POP): Ditto.
4980 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4982 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
4985 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4987 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
4989 2002-02-02 Jakub Jelinek <jakub@redhat.com>
4992 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
4995 2002-02-01 Janis Johnson <janis187@us.ibm.com>
4997 * cfganal.c: Include tm_p.h.
4998 (keep_with_call_p): Fix the test that determines if a register holds
4999 the return value of a call.
5001 2002-02-01 DJ Delorie <dj@redhat.com>
5003 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5004 we are given conflicting registers, switch to the other one we
5005 had allocated for us.
5006 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5007 as TImode so we know when the "other" register is available.
5009 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5011 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5014 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5016 * cfganal.c (keep_with_call_p): New function.
5017 (flow_call_edges_add): Prevent splitting a block between a call and
5018 a single-set instruction that should be kept in the same block.
5020 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5022 * doc/install.texi (avr): Update outdated URL.
5024 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5026 * config/stormy16/stormy16.md (pushqi): New.
5030 (movhi): Remove stack operands.
5032 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5033 nonimmediate_nonstack_operand.
5034 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5036 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5039 2002-01-31 Jason Merrill <jason@redhat.com>
5041 * Makefile.in (c-parse.c): Handle .output file.
5042 * objc/Make-lang.in (objc-parse.c): Likewise.
5044 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5046 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5047 the -me[lb] option is given. Don't output the default flag
5050 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5052 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5053 the primary source file; this has not been done yet.
5054 * c-decl.c (c_expand_body): Reset input_filename from
5055 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5057 2002-01-31 Kazu Hirata <kazu@hxi.com>
5059 * rtlanal.c (subreg_regno_offset): Do not use
5060 SUBREG_REGNO_OFFSET.
5061 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5062 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5064 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5066 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5067 version rather than GNATS version in --version output.
5069 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5071 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5072 when copying back from a temporary.
5074 2002-01-30 Richard Henderson <rth@redhat.com>
5076 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5077 and new_dest are the same.
5079 2002-01-30 Richard Henderson <rth@redhat.com>
5082 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5083 * rtl.c (note_insn_name): Update.
5084 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5085 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5086 to perform loop rotation.
5087 (expand_exit_loop_top_cond): New.
5088 * tree.h (expand_exit_loop_top_cond): Declare it.
5089 * c-semantics.c (genrtl_while_stmt): Use it.
5090 (genrtl_for_stmt): Likewise.
5092 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5094 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5095 arguments to 64-bit boundaries on 64-bit ABIs.
5097 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5099 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5101 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5103 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5106 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5108 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5109 * config/sparc/sparc_bi.h: Remove file.
5110 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5112 2002-01-30 Richard Henderson <rth@redhat.com>
5114 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5116 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5118 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5120 2002-01-30 Jason Merrill <jason@redhat.com>
5122 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5123 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5124 (reg_save): Use DW_CFA_offset_extended_sf instead.
5126 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5128 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5130 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5133 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5135 * rs6000.md ("*call_value_local32"): Remove constraints.
5136 ("*call_value_local64"): Same.
5137 ("*call_value_indirect_nonlocal_aix32"): Same.
5138 ("*call_value_nonlocal_aix32"): Same.
5139 ("*call_value_indirect_nonlocal_aix64"): Same.
5140 ("*call_value_nonlocal_aix64"): Same.
5141 ("*call_value_nonlocal_sysv"): Same.
5143 2002-01-29 Richard Henderson <rth@redhat.com>
5145 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5147 2002-01-29 Richard Henderson <rth@redhat.com>
5149 * expr.c (force_operand): Ignore flag_pic for detecting pic
5151 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5152 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5153 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5154 instead of open-coded loop.
5155 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5156 be fixed when in use.
5158 2002-01-29 Richard Henderson <rth@redhat.com>
5160 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5161 * sched-rgn.c (propagate_deps): Update them.
5162 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5163 clobbers list when either gets too long.
5165 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5167 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5168 and INDEX_REGS the same as GENERAL_REGS.
5169 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5171 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5173 * tree.c (build_nonstandard_integer_type): Correct prototype.
5175 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5177 * config/s390/s390.md (movstrsico, movstrdix_64,
5178 movstrsix_31): Remove, replace by ...
5179 (movstrdi_short, movstrsi_short, movstrdi_long,
5180 movstrsi_long): ... these. New.
5181 (movstrdi, movstrsi): Adapt.
5183 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5184 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5185 Remove unnecessary CC clobber.
5186 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5187 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5189 (divmoddi4): Don't partially initialize TImode register.
5191 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5193 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5195 2002-01-29 Richard Henderson <rth@redhat.com>
5197 * flow.c (print_rtl_and_abort): Remove.
5198 (print_rtl_and_abort_fcn): Remove.
5199 (verify_local_live_at_start): Use dump_bb instead.
5200 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5201 (verify_wide_reg_1): Return 2 on mode test failure.
5203 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5205 PR c/3325, c/3326, c/2511, c/3347
5206 * c-decl.c (enum_decl_context): Remove BITFIELD.
5207 (grokdeclarator): Take bitfield width as an input.
5208 Ensure bitfields are given the correct type. Perform
5209 bitfield width validation with build_bitfield_integer_type
5210 rather than waiting for finish_struct.
5211 (grok_typename, grok_typename_in_parm_context, start_decl,
5212 push_parmdecl, grokfield, start_function): Update calls to
5214 (build_bitfield_integer_type): New function.
5215 (finish_struct): Move bitfield validation to grokdeclarator
5216 and build_bitfield_integer_type.
5217 * tree.c (build_nonstandard_integer_type): New function.
5218 * tree.h (build_nonstandard_integer_type): New prototype.
5220 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5222 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5225 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5226 don't ignore unrecognized -W* options.
5227 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5228 * cpplib.h (cpp_handle_option): Adjust prototype.
5229 * c-decl.c (c_decode_options): Pass 0 as last argument to
5233 * gcc.c (cpp_unique_options): Split from cpp_options.
5234 (cpp_options): Source cpp_unique_options.
5235 (default_compilers): Use cpp_unique_options instead of cpp_options
5236 when used together with cc1_options.
5237 (static_specs): Add cpp_unique_options.
5238 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5239 when used together with cc1_options.
5241 2002-01-29 Kazu Hirata <kazu@hxi.com>
5243 * config/h8300/h8300-protos.h: Update the prototype of
5245 * config/h8300/h8300.c (output_a_shift): Remove an unused
5246 argument 'insn'. Remove redundant code.
5247 * config/h8300/h8300.md: Adust to the new prototype of
5250 2002-01-29 Kazu Hirata <kazu@hxi.com>
5252 * config/h8300/h8300-protos.h: Update the prototypes of
5253 emit_a_rotate and expand_a_rotate.
5254 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5255 first argument to 'enum rtx_code'.
5256 (expand_a_rotate): Likewise.
5258 2002-01-28 Kazu Hirata <kazu@hxi.com>
5260 * config/h8300/h8300-protos.h: Update the prototype of
5262 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5264 * config/h8300/h8300.md: Adjust to the new prototype.
5266 2002-01-28 Kazu Hirata <kazu@hxi.com>
5268 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5271 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5273 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5274 is a fixed register before returning pic_offset_table_rtx.
5275 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5276 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5278 2002-01-28 Jason Merrill <jason@redhat.com>
5280 * dwarf2.h: Sync with src version.
5282 2002-01-28 Paul Koning <pkoning@equallogic.com>
5284 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5286 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5287 * doc/extend.texi (__builtin_prefetch): Update documentation:
5288 first argument is now const void ptr.
5290 2002-01-28 Kazu Hirata <kazu@hxi.com>
5292 * config/h8300/h8300-protos.h: Remove an unused prototype.
5294 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5296 * toplev.c (lang_independent_init): Round up identifier size.
5298 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5300 * config.gcc: Revert previous change.
5302 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5304 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5306 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5308 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5309 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5310 other non-elf netbsd config frags.
5311 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5312 collect2 will does that.
5313 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5314 shared-lib frobbing will work.
5316 2002-01-28 Kazu Hirata <kazu@hxi.com>
5318 * config/h8300/h8300.h: Fix formatting.
5319 * config/h8300/h8300.md: Likewise.
5321 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5323 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5324 the old, removed AAA_standards fix.
5325 * fixinc/fixincl.x: Rebuilt.
5327 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5329 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5330 atexit call in crtbegin, hooked in after call to frame_dummy;
5331 register EH before registering __fini__start.
5333 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5335 * config/rs6000/altivec.h: Remove spurious semicolons.
5337 2002-01-27 Kazu Hirata <kazu@hxi.com>
5339 * config/h8300/h8300.md: Replace dead bit extraction patterns
5340 with ones that work.
5342 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5344 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5345 if not STRICT_ALIGNMENT.
5346 * rtl.h (MEM_ALIGN): Likewise.
5348 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5350 * doc/invoke.texi (-fdump-translation-unit): Revert this
5351 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5353 2002-01-27 Kazu Hirata <kazu@hxi.com>
5355 * config/h8300/h8300.md (define_constants): New.
5356 (anonymous patterns) Use defined constants appropriately.
5358 2002-01-27 Kazu Hirata <kazu@hxi.com>
5360 * config/h8300/h8300.c (function_arg): Remove redundant code.
5362 2002-01-26 Richard Henderson <rth@redhat.com>
5364 * sched-deps.c (reg_pending_uses_head): New.
5365 (reg_pending_barrier): Rename from reg_pending_sets_all.
5366 (find_insn_list): Don't mark inline.
5367 (find_insn_mem_list): Remove.
5368 (add_dependence_list, add_dependence_list_and_free): New.
5369 (flush_pending_lists): Replace only_write param with separate
5370 for_read and for_write parameters. Update all callers. Use
5371 add_dependence_list_and_free.
5372 (sched_analyze_1): Do not add reg dependencies here; just set
5373 the pending bits. Use add_dependence_list.
5374 (sched_analyze_2): Likewise.
5375 (sched_analyze_insn): Replace schedule_barrier_found with
5376 reg_pending_barrier. Add all dependencies for pending reg
5377 uses, sets, and clobbers.
5378 (sched_analyze): Don't add reg dependencies for calls, just
5379 set pending bits. Use regs_invalidated_by_call. Treat
5380 sched_before_next_call as a normal list, not a fake insn.
5381 (init_deps): No funny init for sched_before_next_call.
5382 (free_deps): Free pending mems lists. Don't zero reg_last.
5383 (init_deps_global): Init reg_pending_uses.
5384 (finish_deps_global): Free it.
5385 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5386 (find_insn_mem_list): Remove.
5387 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5388 (propagate_deps): Use them. Zero temp mem lists.
5390 2002-01-26 Richard Henderson <rth@redhat.com>
5392 * Makefile.in (CRTSTUFF_CFLAGS): New.
5393 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5394 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5395 crtstuff.c instead of alpha assembly version.
5396 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5397 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5398 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5399 (__do_global_dtors_aux): Mark used.
5400 (frame_dummy, __do_global_ctors_aux): Mark used.
5401 (fini_dummy, init_dummy): Remove.
5403 * config/alpha/crtbegin.asm: Remove file.
5404 * config/alpha/crtend.asm: Remove file.
5405 * config/alpha/t-crtbe: Remove file.
5406 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5407 (LINK_EH_SPEC): New.
5409 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5410 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5411 calling constructors.
5412 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5414 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5415 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5416 CRT_END_INIT_DUMMY hack.
5417 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5418 FORCE_{INIT,FINI}_SECTION_ALIGN.
5420 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5421 FORCE_{INIT,FINI}_SECTION_ALIGN.
5423 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5424 invocation sequence.
5425 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5427 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5428 (FORCE_CODE_SECTION_ALIGN): New.
5430 2002-01-26 Richard Henderson <rth@redhat.com>
5432 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5434 2002-01-26 Richard Henderson <rth@redhat.com>
5436 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5437 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5439 2002-01-26 Kazu Hirata <kazu@hxi.com>
5441 * config/h8300/h8300.md: Remove bit extraction patterns that
5442 cannot be triggered.
5443 Restrict each bit extraction pattern to a variant on which the
5446 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5448 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5450 2002-01-26 Kazu Hirata <kazu@hxi.com>
5452 * config/h8300/h8300.md: Remove bit test patterns that cannot
5454 Restrict each bit test pattern to a variant on which the
5457 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * builtins.c (expand_builtin_strncat): Remove redundant check for
5462 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5464 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5466 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5469 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5471 * dbxout.c (dbxout_init): Use assemble_name rather than just
5472 stripping off the first character.
5473 (dbxout_source_file): Likewise.
5475 2002-01-25 DJ Delorie <dj@redhat.com>
5477 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5478 using rtx_equal_p, not by comparing pointers.
5480 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5482 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5483 for PIC_OFFSET_TABLE_REGNUM.
5484 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5486 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5488 * config.gcc (x86_64-*-freebsd*): New target.
5489 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5491 (i[34567]86-*-freebsd*): Don't include svr4.h.
5492 * config/i386/freebsd64.h: New file.
5494 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5496 * config/alpha/x-vms (version): Make static.
5498 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5499 in previous checkin.
5501 * Makefile.in (install-headers-cp): New target.
5502 * config.gcc (alpha-dec-*vms*): Install headers with
5505 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5507 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5510 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5512 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5513 of compare_tree_int.
5514 (expand_builtin_strncat): Likewise.
5515 * c-decl.c (finish_struct): Use tree_low_cst.
5516 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5517 * tree.c (compare_tree_int): Likewise.
5519 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5521 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5522 adjustments even if they are implemented by more than two insns.
5524 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5526 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5527 * df.h (struct ref): Kill B.
5528 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5530 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5531 * flow.c (propagate_one_insn): Use it.
5532 (mark_used_regs): Handle NIL.
5534 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5536 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5539 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5541 * rs6000.md (prefetch): Make address V4SI mode so that the address
5542 is restricted to legitimate form for instruction.
5544 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5546 * doc/install.texi (xtensa-*-elf): New target.
5547 (xtensa-*-linux*): New target.
5548 * doc/contrib.texi: Add myself.
5550 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5552 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5553 purpose register to hold an SImode (or smaller) value.
5555 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5557 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5559 * crtstuff.c: Likewise.
5561 2002-01-25 Kazu Hirata <kazu@hxi.com>
5563 * config/h8300/h8300.md (negation patterns): Tighten
5564 predicates to register_operand.
5566 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5568 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5571 * builtins.c (expand_builtin_prefetch): Same.
5573 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5575 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5578 2002-01-24 Kazu Hirata <kazu@hxi.com>
5580 * config/h8300/h8300.c (print_operand): Remove support for
5581 operand character 'A'.
5582 * config/h8300/h8300.md (three anonymous patterns): Replace
5583 operand character 'A' with either 'T' or 'S'.
5585 2002-01-24 Kazu Hirata <kazu@hxi.com>
5587 * config/h8300/h8300.c (print_operand): Remove support for
5588 operand character 'U'.
5590 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5592 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5594 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5596 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5597 values to be assigned to the stack pointer.
5599 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5601 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
5602 to const_double needs to be done right for big-endian systems.
5604 2002-01-24 Jason Merrill <jason@redhat.com>
5607 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
5608 to can_throw_internal.
5610 2002-01-23 Richard Henderson <rth@redhat.com>
5612 * fold-const.c (fold): Change UINT_MAX test to check vs precision
5613 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
5615 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5617 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
5618 (symGOT2reg): Use them, then set as GOT value as unchanging.
5619 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
5620 as a temporary, if possible.
5621 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
5622 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
5624 2002-01-23 Kazu Hirata <kazu@hxi.com>
5626 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
5627 accept to accept 0x80 as operands[2].
5629 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5631 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
5633 2002-01-23 Richard Henderson <rth@redhat.com>
5635 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
5637 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
5639 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
5640 (parmlist_or_identifiers_1): Verify that only a parmlist follows
5643 2002-01-23 Richard Henderson <rth@redhat.com>
5645 * expr.c (move_by_pieces_1): Extend size before negation.
5647 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
5648 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
5649 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
5650 * config/m68k/t-m68kelf: Likewise.
5652 2002-01-23 Bob Wilson <bob.wilson@acm.org>
5654 * config/xtensa/elf.h: New file.
5655 * config/xtensa/lib1funcs.asm: New file.
5656 * config/xtensa/lib2funcs.S: New file.
5657 * config/xtensa/linux.h: New file.
5658 * config/xtensa/t-xtensa: New file.
5659 * config/xtensa/xtensa-config.h: New file.
5660 * config/xtensa/xtensa-protos.h: New file.
5661 * config/xtensa/xtensa.c: New file.
5662 * config/xtensa/xtensa.h: New file.
5663 * config/xtensa/xtensa.md: New file.
5664 * config.gcc (xtensa-*-elf*): New target.
5665 (xtensa-*-linux*): New target.
5666 * cse.c (canon_hash): Compare rtx pointers instead of register
5667 numbers. This is required for the Xtensa port.
5668 * integrate.c (copy_insn_list): Handle case where the static
5669 chain is in memory and the memory address has to be copied to
5671 * doc/invoke.texi (Option Summary): Add Xtensa options.
5672 (Xtensa Options): New node.
5673 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
5675 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5677 * diagnostic.c (internal_error): Do ICE suppression only
5678 when ENABLE_CHECKING is not defined.
5680 * c-typeck.c (require_complete_type): Return error_mark_node
5681 if type is error_mark_node.
5683 2002-01-23 Janis Johnson <janis187@us.ibm.com>
5685 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
5686 -Os and issue a warning.
5688 2002-01-23 Zack Weinberg <zack@codesourcery.com>
5690 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
5691 current (lack of) need for host configuration by hand.
5693 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
5694 references. Documentation of some target macros moved from
5695 hostconfig.texi to tm.texi.
5697 2002-01-23 Will Cohen <wcohen@redhat.com>
5699 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
5702 2002-01-23 Kazu Hirata <kazu@hxi.com>
5704 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
5707 2002-01-23 Jason Merrill <jason@redhat.com>
5709 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
5711 * function.c (assign_parms): Don't put args of inline functions
5712 into registers when not optimizing.
5714 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
5716 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
5717 (prologue_use): New pattern.
5718 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
5719 preference to gen_rtx_USE.
5720 (thumb_expand_prologue): Use gen_prologue_use in preference to
5722 (thumb_expand_epilogue): Use gen_prologue_use in preference to
5725 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
5727 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
5729 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
5732 * doc/extend.texi: Correct documentation of __alignof__.
5734 2002-01-22 Zack Weinberg <zack@codesourcery.com>
5736 * params.h: Rename arguments of DEFPARAM so that it will be
5737 recognized as a translation keyword.
5739 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5741 * extend.texi: Document altivec functions.
5742 Fix N-bit adjectives in X86 builtin documentation.
5744 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5746 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
5747 auto_inc_dec values.
5749 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
5751 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
5753 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
5755 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
5757 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
5759 2002-01-22 Richard Henderson <rth@redhat.com>
5761 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
5762 copy_insn not copy_rtx.
5764 2002-01-23 Alan Modra <amodra@bigpond.net.au>
5766 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
5767 "nonzero" as that might add "1" bits. Ensure "constop" is
5768 properly sign extened.
5769 (force_to_mode): Tweak for sign extended constop.
5771 2002-01-22 Richard Henderson <rth@redhat.com>
5773 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
5774 for_each_rtx instead of assuming we're already looking at the MEM.
5775 (split_small_symbolic_mem_operand): Likewise.
5776 * config/alpha/alpha.h (PREDICATE_CODES): Update.
5777 * config/alpha/alpha.md (small symbolic memory splitters): Update.
5779 2002-01-22 Richard Henderson <rth@redhat.com>
5781 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
5782 sequence number for the literal.
5783 (divmoddi_internal_er): Likewise.
5785 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5788 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
5789 in LIBICONV variable.
5790 * configure: Regenerated.
5792 2002-01-22 Krister Walfridsson <cato@df.lth.se>
5794 * dependence.c (build_def_use): Remove array_idx.
5796 * dwarfout.c (last_filename): Remove.
5797 (output_compile_unit_die): Remove last_filename.
5799 2002-01-22 Roger Sayle <roger@eyesopen.com>
5800 Richard Henderson <rth@redhat.com>
5803 * fold-const.c (fold): Optimize unsigned comparisons against
5804 UINT_MAX (and similar unsigned constants).
5806 2002-01-22 Janis Johnson <janis187@us.ibm.com>
5808 * Makefile.in (loop.o): Depend on OPTABS_H.
5809 * loop.c (emit_prefetch_instructions): Check the prefetch operand
5810 against the predicate.
5813 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
5814 for the address operand.
5816 2002-01-22 Richard Henderson <rth@redhat.com>
5818 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
5820 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
5823 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
5826 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
5828 * config.gcc (x86_64-*-netbsd*): New target.
5829 * config/i386/netbsd64.h: New file.
5831 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5833 * regrename.c (kill_value): Fix typo.
5835 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
5837 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
5839 * config/rs6000/rs6000.h: Same.
5841 * function.c (instantiate_virtual_regs): Remove
5842 STARTING_FRAME_PHASE.
5843 (assign_stack_local_1): Same.
5844 Calculate frame phase.
5846 2002-01-22 Nick Clifton <nickc@redhat.com>
5848 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
5849 variable declaration to outer scope in order to simplify
5851 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
5852 arm_hard_regno_mode_ok.
5853 * config/arm/arm-protos.h: Add a prototype for
5854 arm_hard_regno_mode_ok.
5855 * config/arm/arm.c (soft_df_operand): Remove now redundant
5856 check for DImode values using IP_REGNUM.
5857 (nonimmediate_soft_df_operand): Remove now redundant check for
5858 DImode values using IP_REGNUM.
5859 (arm_hard_regno_mode_ok): New function. New check: make sure
5860 that DImode values are not stored in IP_REGNUM.
5862 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
5864 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
5866 2002-01-22 Jason Merrill <jason@redhat.com>
5868 * c-semantics.c (genrtl_compound_stmt): Only check nesting
5869 consistency if this COMPOUND_STMT is scoped.
5871 2002-01-22 Kazu Hirata <kazu@hxi.com>
5873 * predict.c: Fix formatting.
5874 * print-tree.c: Likewise.
5875 * protoize.c: Likewise.
5878 * sbitmap.h: Likewise.
5880 * sched-deps.c: Likewise.
5881 * sched-vis.c: Likewise.
5882 * sdbout.c: Likewise.
5883 * sibcall.c: Likewise.
5885 * ssa-ccp.c: Likewise.
5886 * ssa-dce.c: Likewise.
5888 * stor-layout.c: Likewise.
5889 * system.h: Likewise.
5891 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5893 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
5894 if fits in bounds of base type.
5896 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
5897 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
5898 (add_bound_info, default): If can't find a context, make a
5900 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
5902 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
5904 * c-typeck.c (parser_build_binary_op): If result from
5905 build_binary_op is ERROR_MARK just return error_mark_node without
5908 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
5910 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
5911 Split a.out-specific bits into...
5912 * config/netbsd-aout.h: ...this.
5913 * config/netbsd-elf.h: New file.
5914 * config/alpha/netbsd-elf.h: Remove.
5915 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
5916 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
5917 (STARTFILE_SPEC): Remove redundant definition.
5918 (ENDFILE_SPEC): Likewise.
5919 (LINK_SPEC): Likewise.
5920 (CPP_SPEC): Likewise.
5921 (ASM_SPEC): Likewise.
5922 (LIB_SPEC): Likewise.
5923 (SWITCH_TAKES_ARG): Likewise.
5924 (TARGET_MEM_FUNCTIONS): Likewise.
5925 (CPP_PREDEFINES): Redefine.
5926 (ASM_FINAL_SPEC): Remove redefinition.
5927 (ASM_COMMENT_START): Redefine.
5928 (FUNCTION_PROFILER): Define.
5929 (TARGET_VERSION): Redefine.
5930 Comment and formatting cleanup.
5931 * config/i386/netbsd.h: Include <netbsd-aout.h>.
5932 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
5933 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
5934 big- or little-endian.
5935 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
5936 * config.gcc (*-*-netbsd*): Add definitions common to all
5938 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
5939 gnu_ld definitions. Add netbsd-elf.h to and remove
5940 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
5941 tmake_file, and don't lose previous tmake_file contents.
5942 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
5943 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
5944 gnu_ld definitions. Add netbsd-elf.h to tm_file.
5945 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
5946 (mipsel-*-netbsd*): Rename this to...
5947 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
5948 mips/little.h to tm_file for mips*el-*.
5949 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
5950 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
5951 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
5953 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5955 * pa-protos.h (reg_before_reload_operand): New function prototype.
5956 * pa.c (reg_before_reload_operand): New function implementation.
5957 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
5960 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5962 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
5964 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
5966 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
5967 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
5968 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
5969 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
5970 (ENDFILE_SPEC): Undefine.
5971 (STARTFILE_SPEC): Redefine for PA.
5973 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5975 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
5977 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
5979 * config.gcc: Add entries to supported PowerPC --with-cpu
5982 2002-01-21 Jakub Jelinek <jakub@redhat.com>
5984 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
5985 true for 64-bit mode only SSE registers in 32-bit mode.
5987 2002-01-21 Kazu Hirata <kazu@hxi.com>
5989 * unwind-dw2.c: Fix formatting.
5990 * unwind-dw2-fde.c: Likewise.
5991 * unwind-dw2-fde.h: Likewise.
5992 * unwind-pe.h: Likewise.
5993 * varasm.c: Likewise.
5994 * varray.h: Likewise.
5996 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5998 Remove workaround for register stack overwrite bug in mmix.
5999 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6000 support for TARGET_REG_STACK_FILL_BUG.
6001 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6002 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6004 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6005 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6006 -mno-reg-stack-fill-bug-workaround.
6007 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6008 machine member has_call_without_parameters.
6009 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6010 -mreg-stack-fill-bug-workaround and
6011 -mno-reg-stack-fill-bug-workaround.
6012 (MMIX Options): Ditto.
6014 2002-01-21 Kazu Hirata <kazu@hxi.com>
6016 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6018 Remove redundant code.
6020 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6022 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6023 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6024 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6025 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6026 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6027 out target macro definitions and non-target-specific comments
6028 mostly taken from old versions of the manual.
6030 2002-01-20 Kazu Hirata <kazu@hxi.com>
6032 * config/h8300/h8300.h: Fix comment formatting.
6033 * config/ia64/aix.h: Likewise.
6034 * config/ia64/ia64-protos.h: Likewise.
6035 * config/ia64/ia64.c: Likewise.
6036 * config/ia64/ia64.h: Likewise.
6037 * config/ia64/ia64intrin.h: Likewise.
6038 * config/ia64/linux.h: Likewise.
6039 * config/ia64/unwind-aix.c: Likewise.
6040 * config/ia64/unwind-ia64.c: Likewise.
6042 2002-01-20 Kazu Hirata <kazu@hxi.com>
6044 * config/h8300/h8300.c: Revise comments about shift code.
6046 2002-01-20 Kazu Hirata <kazu@hxi.com>
6048 * config/h8300/h8300.c (function_arg): Update a comment.
6050 2002-01-20 Kazu Hirata <kazu@hxi.com>
6052 * config/h8300/h8300.md: Update the comments at the beginning
6055 2002-01-20 Kazu Hirata <kazu@hxi.com>
6057 * config/i370/i370.c: Fix comment formatting.
6058 * config/i370/i370.h: Likewise.
6059 * config/i370/i370.md: Likewise.
6060 * config/i370/linux.h: Likewise.
6062 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6064 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6066 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6067 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6070 2002-01-20 Graham Stott <grahams@redhat.com>
6072 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6074 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6076 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6078 2002-01-19 Tom Rix <trix@redhat.com>
6080 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6082 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6084 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6086 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6087 STARTING_FRAME_PHASE.
6088 (STARTING_FRAME_PHASE): New.
6089 (instantiate_virtual_regs): Check saneness of
6090 STARTING_FRAME_PHASE.
6092 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6094 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6096 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6098 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6100 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6101 be used for bootstrapping GCC 3.0.
6103 2002-01-18 Kazu Hirata <kazu@hxi.com>
6105 * config/h8300/h8300.md: Fix an insn length.
6107 2002-01-18 Kazu Hirata <kazu@hxi.com>
6109 * bitmap.h: Fix comment formatting.
6110 * combine.c: Likewise.
6111 * cppfiles.c: Likewise.
6112 * c-pragma.h: Likewise.
6113 * c-typeck.c: Likewise.
6115 * dwarf2out.c: Likewise.
6116 * function.c: Likewise.
6118 * genattrtab.c: Likewise.
6119 * gthr-win32.h: Likewise.
6120 * haifa-sched.c: Likewise.
6121 * predict.c: Likewise.
6122 * rtlanal.c: Likewise.
6124 * unwind-dw2-fde.h: Likewise.
6125 * unwind-pe.h: Likewise.
6126 * vmsdbgout.c: Likewise.
6128 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6130 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6131 if type_required and passed decl.
6133 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6135 * config.gcc (cpu_type): Include altivec.h in powerpc
6139 * config/rs6000/altivec.h: New.
6141 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6143 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6144 handling information.
6145 * doc/trouble.texi (Interoperation): Add libstdc++ information
6147 (Misunderstandings): Add template instantiation and static template
6148 member information for AIX.
6150 2002-01-17 Jason Merrill <jason@redhat.com>
6152 * dbxout.c (dbxout_type): Support const and volatile.
6154 * except.c (add_partial_entry): Remove backwards compatibility code.
6155 (end_protect_partials): Likewise.
6157 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6159 * config/ia64/ia64.md (prologue_use): New.
6160 * config/ia64/ia64.c (ia64_expand_prologue): Use
6161 gen_prologue_use instead of gen_rtx_USE.
6162 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6163 as CODE_FOR_pred_rel_mutex.
6164 (ia64_sched_reorder2): Likewise.
6166 2002-01-16 Eric Christopher <echristo@redhat.com>
6168 * config/mips/r3900.h: Reformat.
6169 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6170 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6171 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6172 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6173 * config/mips/t-elf: Remove mips3 multilib.
6175 2002-01-16 H.J. Lu <hjl@gnu.org>
6177 * config/mips/linux.h: Include "mips/abi64.h".
6179 2002-01-16 H.J. Lu <hjl@gnu.org>
6181 * config/mips/t-linux: New.
6183 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6185 * config/mips/linux.h: Don't include "gofast.h".
6186 (INIT_SUBTARGET_OPTABS): Removed.
6188 2002-01-16 Kazu Hirata <kazu@hxi.com>
6190 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6192 * config/h8300/h8300.c: Likewise.
6193 * config/h8300/h8300.md: Likewise.
6195 2002-01-16 Kazu Hirata <kazu@hxi.com>
6197 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6198 spaces after an opcode name.
6199 (pushqi1_h8300hs): Likewise.
6200 (pushhi1_h8300hs): Likewise.
6202 2002-01-16 Kazu Hirata <kazu@hxi.com>
6204 * doc/extend.texi: Replace "option" with "attribute"
6207 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6209 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6210 (and:DI () (const_int -8)).
6211 (split_small_symbolic_mem_operand): Split
6212 (mem (and:DI () (const_int -8)).
6214 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6217 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6218 same way as TYPE_IMUL.
6219 (ultrasparc_sched_reorder): Likewise.
6220 * config/sparc/sparc.md (type): Add comment to update
6221 ultrasparc_sched_reorder when making changes.
6223 2002-01-16 Kazu Hirata <kazu@hxi.com>
6225 * doc/invoke.texi: Change the dump file name of block
6226 reordering pass from 28.bbro to 29.bbro.
6229 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6231 * i386.md (minsf splitter): Fix pasto.
6233 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6235 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6236 to frame pointer initialisation instruction.
6237 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6238 initialisation instruction.
6239 (soft_df_operand): Do not accept the IP register.
6240 (nonimmediate_soft_df_operand): Do not accept the IP register.
6242 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6245 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6246 MASK_V8 being both set.
6248 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6250 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6251 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6252 config/s390/s390.md (call, call_value): Add GOT register to
6253 CALL_INSN_FUNCTION_USAGE where needed.
6254 (call_exp, call_value_exp): New.
6256 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6258 * config/arm/arm.c: General formatting tidy up.
6260 2002-01-16 Graham Stott <grahams@redhat.com>
6262 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6263 cast and when casting an integer literal to "rtx" pointer.
6264 (expand_call): Likewise.
6265 * flow.c (try_pre_increment): Likewise.
6266 (find_use_as_address): Likewise.
6267 * integrate.c (expand_iline_function): Likewise.
6268 * regmove.c (try_auto_increment): Likewise.
6270 2002-01-16 Graham Stott <grahams@redhat.com>
6272 * sched-rgn.c (passed): Use sbitmap_free.
6275 (in_queue): Likewise.
6276 (in_stack): Likewise.
6278 2002-01-15 Eric Christopher <echristo@redhat.com>
6280 * flow.c (propagate_one_insn): Change to use fatal_insn.
6282 2002-01-15 Kazu Hirata <kazu@hxi.com>
6284 * expmed.c (extract_fixed_bit_field): Remove unused code.
6285 * system.h: Poison SLOW_ZERO_EXTEND.
6286 * doc/tm.texi: Remove.
6287 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6288 * config/arm/arm.h: Likewise.
6289 * config/avr/avr.h: Likewise.
6290 * config/clipper/clipper.h: Likewise.
6291 * config/convex/convex.h: Likewise.
6292 * config/d30v/d30v.h: Likewise.
6293 * config/dsp16xx/dsp16xx.h: Likewise.
6294 * config/elxsi/elxsi.h: Likewise.
6295 * config/fr30/fr30.h: Likewise.
6296 * config/h8300/h8300.h: Likewise.
6297 * config/i370/i370.h: Likewise.
6298 * config/i386/i386.h: Likewise.
6299 * config/m68k/m68k.h: Likewise.
6300 * config/mips/mips.h: Likewise.
6301 * config/ns32k/ns32k.h: Likewise.
6302 * config/pdp11/pdp11.h: Likewise.
6303 * config/pj/pj.h: Likewise.
6304 * config/s390/s390.h: Likewise.
6305 * config/sh/sh.h: Likewise.
6306 * config/stormy16/stormy16.h: Likewise.
6307 * config/v850/v850.h: Likewise.
6308 * config/vax/vax.h: Likewise.
6309 * config/we32k/we32k.h: Likewise.
6311 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6313 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6314 (altivec_lvsl): Change constraint to b.
6315 (altivec_lvsr): Same.
6316 (altivec_lvebx): Same.
6317 (altivec_lvehx): Same.
6318 (altivec_lvewx): Same.
6319 (altivec_lvxl): Same.
6320 (altivec_lvx): Same.
6321 (altivec_stvx): Add parallel.
6322 (altivec_stvxl): Same.
6323 (altivec_stvehx): Same.
6324 (altivec_stvebx): Same.
6325 (altivec_stvebx): Same.
6327 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6329 * config.gcc: Change altivec.h to altivec-defs.h.
6331 * config/rs6000/altivec.h: Delete.
6333 * config/rs6000/altivec-defs.h: Add.
6335 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6337 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6340 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6341 less than or equal to eight bytes.
6343 * vax.md (andsi3): Remove constraints and change SET destination
6344 operand type to nonimmediate_operand.
6345 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6346 when it is a CONST_INT.
6348 2002-01-15 Jason Merrill <jason@redhat.com>
6350 * c-common.def (FILE_STMT): New code.
6351 * c-common.c (statement_code_p): It's a statement.
6352 * c-common.h (stmt_tree_s): Add x_last_filename.
6353 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6354 (last_expr_filename): New macro.
6355 * c-semantics.c (begin_stmt_tree): Initialize it.
6356 (add_stmt): If the filename changed, also insert a
6358 (expand_stmt): Handle seeing one.
6360 2002-01-15 Eric Christopher <echristo@redhat.com>
6362 * flow.c (propagate_one_insn): Add error message and print out
6365 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6367 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6368 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6369 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6370 TRAMPOLINE_ALIGNMENT.
6371 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6373 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6374 PCC_BITFIELD_TYPE_MATTERS.
6375 * config/interix.h (STDC_VALUE): Remove. Use
6376 STDC_0_IN_SYSTEM_HEADERS.
6377 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6378 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6379 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6381 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6383 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6384 not work on this platform currently.
6386 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6388 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6389 readonly_warning in _().
6391 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6393 * gcc.c (delete_if_ordinary): Backout previous change.
6395 2002-01-15 Kazu Hirata <kazu@hxi.com>
6397 * config/h8300/h8300.c (print_operand): Remove support for
6398 unused operand characters.
6400 * read-rtl.c: Fix formatting.
6402 * recog.c: Likewise.
6403 * regclass.c: Likewise.
6404 * regmove.c: Likewise.
6405 * reg-stack.c: Likewise.
6406 * reload1.c: Likewise.
6407 * rtlanal.c: Likewise.
6409 2002-01-15 Kazu Hirata <kazu@hxi.com>
6411 * config/i386/i386.c: Fix formatting.
6413 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6415 * c-typeck.c (process_init_element): Don't save_expr
6416 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6418 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6420 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6421 emit optional traceback table if optimize_size or TARGET_ELF.
6422 * config/rs6000/rs6000.md (prefetch): New.
6424 2002-01-15 Andreas Jaeger <aj@suse.de>
6426 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6428 2002-01-15 Kazu Hirata <kazu@hxi.com>
6430 * mips-tfile.c: Fix formatting.
6432 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6434 * unroll.c (final_reg_note_copy): Fix previous commit.
6436 2002-01-14 Kazu Hirata <kazu@hxi.com>
6438 * config/h8300/h8300-protos.h: Remove the prototype for
6440 * config/h8300/h8300.c (eq_operator): Remove.
6442 2002-01-14 Richard Henderson <rth@redhat.com>
6444 * config/i386/i386.md (prefetch): Tidy.
6445 (prefetch_3dnow): Fix locality operand.
6447 2002-01-14 Richard Henderson <rth@redhat.com>
6449 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6450 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6452 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6454 * reload1.c (reload_combine): Pass reg_sum replacement through
6455 copy_rtx in loop performing multiple changes.
6457 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6459 * except.c (remove_unreachable_regions): New.
6460 (free_eh_status): Clear exception_handler_labels.
6461 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6462 (find_exception_handler_labels): Don't add the same label more than
6464 (remove_exception_handler_label): Don't die if
6465 find_exception_handler_labels hasn't been called for the current
6468 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6470 * toplev.c (rest_of_compilation): Rebuild jump labels after
6473 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6475 * doc/extend.texi: Move documentation of X86 built-in functions
6477 * doc/invoke.texi: From here.
6478 * doc/sourcebuild.texi: Document location of documentation for
6479 machine built-in functions.
6481 2002-01-13 Christopher Faylor <cgf@redhat.com>
6483 * cppfiles.c (TEST_THRESHOLD): New macro.
6484 (SHOULD_MMAP): Ditto.
6485 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6488 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6490 * unroll.c (final_reg_note_copy): Properly handle
6492 (unroll_loops): Fix LOOP_CONDITION heuristics.
6494 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6496 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6497 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6499 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6501 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6504 2002-01-14 Tom Rix <trix@redhat.com>
6506 * config/rs6000/rs6000.md: Fix typo with sradi.
6508 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6510 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6511 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6512 (clrstrdi, clrstrsi): Adapt callers.
6514 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6516 (movti splitter): Never use register 0 as base register.
6518 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6520 * combine.c (simplify_shift_const): Always generate new rtx
6521 for shift expression instead of reusing given expression.
6523 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6525 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6526 alpha_legitimize_address unless mode is Pmode.
6528 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6530 * doc/md.texi (Modifiers): Document the '*' constraint for the
6533 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6534 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6537 2002-01-13 Richard Henderson <rth@redhat.com>
6539 * reload.c (find_reloads): Use a hard reg destination as reload reg
6540 for an input reload of the source.
6542 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6544 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6547 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6549 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6550 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6552 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6554 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6556 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6558 2002-01-12 Tom Rix <trix@redhat.com>
6560 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6563 2002-01-12 Richard Henderson <rth@redhat.com>
6565 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6567 * doc/invoke.texi: Update Alpha options.
6569 * doc/invoke.texi: Update i386 built-in function lists.
6571 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6573 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6574 referencing outside.
6576 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6578 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6579 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6580 offsets, and change line folding.
6581 * optabs.c (expand_binop): Remove warnings.
6582 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6584 2002-01-12 Graham Stott <grahams@redhat.com>
6586 * attribs.c (handle_deprecated_attribute): constify WHAT.
6587 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6588 dangling else warning and constify WHAT.
6589 * except.h (struct function, struct inline_remap): Move
6590 struct tag forward defs before all prototypes.
6591 (duplicate_eh_regions): Whitespace.
6593 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6595 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6596 MODE_BASE_REG_CLASS.
6597 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6599 2002-01-12 Richard Henderson <rth@redhat.com>
6601 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
6602 (ix86_expand_vector_move): New.
6603 (bdesc_2arg): Remove andps, andnps, orps, xorps.
6604 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
6605 Remove old prefetch builtins. Special case the logicals removed above.
6606 (ix86_expand_builtin): Likewise.
6607 (safe_vector_operand): Use V4SFmode, not TImode.
6608 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
6609 (ix86_expand_timode_binop_builtin): New.
6610 * config/i386/i386-protos.h: Update.
6611 * config/i386/i386.h (enum ix86_builtins): Update.
6612 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
6613 Use ix86_expand_vector_move in vector move expanders.
6614 (movti_internal, movti_rex64): Add xorps alternative.
6615 (sse_clrv4sf): Rename and adjust from sse_clrti.
6616 (prefetch): Don't work so hard.
6617 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
6618 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
6619 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
6621 2002-01-11 Richard Henderson <rth@redhat.com>
6623 * config/i386/mmintrin.h: New file.
6624 * config/i386/xmmintrin.h: New file.
6625 * config.gcc (i?86-*-*): Add extra_headers.
6626 * simplify-rtx.c (simplify_unary_operation): Handle saturating
6628 (simplify_binary_operation): Handle saturating arithmetic codes.
6629 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
6630 not the lowpart subreg.
6631 (ix86_expand_builtin): Return a TImode dummy register instead of 0
6633 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
6635 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6637 * conflict.c (conflict_graph_compute): Free regsets when finished.
6638 * ssa.c (compute_coalesced_reg_partition): Likewise.
6640 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6642 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
6643 every where we allocate a register.
6645 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6647 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
6648 * lcm.c (compute_earliest, compute_farthest): Likewise.
6650 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6652 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
6654 2002-01-11 Janis Johnson <janis187@us.ibm.com>
6656 * doc/rtl.texi (Insns): Fix 2 typos.
6658 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
6660 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
6661 options. Use @table @gcctabopt for MMIX options. Add index
6662 entries for MMIX options. Start new paragraph with first
6663 heading of the machine-dependent options.
6665 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
6668 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
6669 * combine.c (force_to_mode): Same.
6670 * reload1.c (clear_reload_reg_in_use): Same.
6672 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
6674 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
6677 2002-01-11 Andreas Jaeger <aj@suse.de>,
6678 Brad Lucier <lucier@math.purdue.edu>
6680 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
6683 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
6685 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
6686 Protect with IN_LIBGCC.
6687 (LINK_EH_SPEC): Add required trailing space.
6689 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
6691 * c-tree.h: Move function declarations so that they are listed
6692 under the filename which contains them.
6693 (check_identifier, finish_decl_top_level,
6694 lookup_name_current_level_global, shadow_record_fields): Remove.
6696 2002-01-11 Andreas Jaeger <aj@suse.de>
6698 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
6701 2002-01-10 Richard Henderson <rth@redhat.com>
6703 * config/alpha/alpha.c (print_operand): Add 'J'.
6704 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
6705 new operand with the sequence number for the lituse. When splitting
6706 the insns, use gen_movdi_er_high_g and generate a sequence number.
6707 (gen_movdi_er_high_g): Print the sequence number if non-zero.
6709 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
6711 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
6712 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
6714 (altivec_expand_builtin): Same.
6715 (altivec_expand_stv_builtin): New.
6717 * config/rs6000/rs6000.h (rs6000_builtins): Same.
6719 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
6720 ("altivec_lvehx"): New.
6721 ("altivec_lvewx"): New.
6722 ("altivec_lvxl"): New.
6723 ("altivec_lvx"): New.
6724 ("altivec_stvx"): New.
6725 ("altivec_stvebx"): New.
6726 ("altivec_stvehx"): New.
6727 ("altivec_stvewx"): New.
6728 ("altivec_stvxl"): New.
6730 2002-01-10 Richard Henderson <rth@redhat.com>
6732 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
6733 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
6734 care not to delete instructions twice.
6736 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6738 * toplev.c: Don't declare environ (it's not used anywhere).
6739 * configure.in: Don't check for declaration of environ.
6740 * config/i386/xm-mingw32.h: Don't #define environ.
6741 * config.in, configure: Regenerate.
6743 2002-01-10 Zack Weinberg <zack@codesourcery.com>
6745 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
6746 * configure: Regenerate.
6748 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
6749 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
6750 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
6752 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
6753 LIMITS_H_TEST here, not in m68k/x-next.
6754 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
6755 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
6757 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
6758 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
6759 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
6761 * config/i386/x-djgpp: Renamed i386/t-djgpp.
6762 * config/m88k/x-dolph: Renamed m88k/t-dolph.
6763 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
6764 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
6765 replacement of quadlib.asm with quadlib.c.
6767 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
6768 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
6769 config/rs6000/xm-beos.h: Delete file.
6771 * config.gcc: Update to match above changes.
6773 2002-01-10 Kazu Hirata <kazu@hxi.com>
6775 * config/h8300/h8300.h: Fix comment typos.
6776 * config/h8300/h8300.md: Likewise.
6777 * config/h8300/lib1funcs.asm: Likewise.
6779 2002-01-10 Dale Johannesen <dalej@apple.com>
6781 PR optimization/5269
6782 * unroll.c (precondition_loop_p): Make *increment be the correct
6783 sign when n_iterations known, to avoid confusing caller.
6785 2002-01-10 Kazu Hirata <kazu@hxi.com>
6787 * doc/extend.texi (deprecated): Fix a typo.
6789 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
6791 * basic-block.h (update_br_prob_note): Declare.
6792 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
6793 (try_forward_edges): Care negative frequencies and update note.
6794 (outgoing_edges_match): Tweek conditional merging heuristics.
6795 (try_crossjump_to_edge): use update_br_prob_note.
6796 * cfglayout.c (fixup_reorder_chain): Likewise.
6797 * cfrtl.c (update_br_prob_note): New.
6798 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
6800 * i386.c (ix86_decompose_address): Return -1 if address contains
6802 (legitimate_address_p): Require ix86_decompose_address to return 1.
6804 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
6805 (cprop_insn): Likewise.
6807 2002-01-10 Kazu Hirata <kazu@hxi.com>
6809 * toplev.c: Fix formatting.
6811 * tree-dump.c: Likewise.
6812 * unroll.c: Likewise.
6813 * unwind-dw2.c: Likewise.
6814 * unwind-dw2-fde.c: Likewise.
6815 * unwind-dw2-fde-glibc.c: Likewise.
6816 * unwind-sjlj.c: Likewise.
6818 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6820 * doc/invoke.texi: Document PDP-11 options.
6822 2002-01-10 Kazu Hirata <kazu@hxi.com>
6824 * config/h8300/h8300.h: Fix formatting.
6826 2002-01-10 Ira Ruben <ira@apple.com>
6828 Add __attribute__ ((deprecated)).
6829 * extend.texi: Document __attribute__ ((deprecated)).
6830 * invoke.texi: Document -Wno-deprecated-declarations.
6831 * testsuite/g++.dg/other/deprecated.C: New C++ test.
6832 * testsuite/gcc.dg/deprecated.c: New C test.
6833 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
6834 (c_common_attribute_table): Add "deprecated" entry.
6835 (handle_deprecated_attribute): New function.
6836 * c-decl.c (deprecated_states): New enum.
6837 deprecated_state: State of "deprecated" handling.
6838 (start_decl): Set deprecated_state based on attributes.
6839 (grokdeclarator): Test for deprecated uses, propagate attribute.
6840 * c-typeck.c (build_component_ref): Test for deprecated fields.
6841 (build_external_ref): Test for deprecated primaries.
6842 * diagnostic.c (warn_deprecated_use) New function to issue
6843 warnings about __attribute__ ((depricated)) references.
6844 * flags.h (warn_deprecated_decl): Extern declared for
6845 -W[no-]deprecated-declarations option.
6846 * print-tree.c (print_node): Show deprecated flag status.
6847 * toplev.c (warn_deprecated_decl): Defined.
6848 (W_options): Added "deprecated-declaration".
6849 * toplev.h (warn_deprecated_use): Extern declared.
6850 * tree.h (struct tree_common): Define deprecated_flag.
6851 (TREE_DEPRECATED): New macro to access flag.
6852 * cp/call.c (build_call): Test for deprecated calls.
6853 * cp/class.c (add_implicitly_declared_members): Set global
6854 flag to tell grokdeclarator to not issue deprecated warnings.
6855 * cp/cp-tree.h: Add extern for adding_implicit_members.
6856 * cp/decl.c (deprecated_states): New enum.
6857 (start_decl): Set deprecated_state based on attributes.
6858 (grokdeclarator): Test for deprecated uses, propagate attribute.
6859 * cp/lex.c (do_identifier): Test for deprecated primaries.
6860 * cp/typeck.c (build_component_ref): Test for deprecated fields.
6862 2002-01-10 Ira Ruben <ira@apple.com>
6864 Fix to assign attributes to inline member functions.
6865 * cp/decl.c (start_method): Handle attrlist.
6867 2002-01-10 Kazu Hirata <kazu@hxi.com>
6869 * combine.c (expand_field_assignment): Use subreg_lsb().
6871 2002-01-10 David Edelsohn <edelsohn@gnu.org>
6873 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
6874 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
6875 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
6876 Recurse for any operand of AND as long as constant is non-zero.
6878 2002-01-10 Kazu Hirata <kazu@hxi.com>
6880 * config/h8300/h8300.md: Remove constraints from expanders.
6882 2002-01-10 Kazu Hirata <kazu@hxi.com>
6884 * varasm.c: Fix formatting.
6885 * varray.c: Likewise.
6886 * vmsdbgout.c: Likewise.
6887 * xcoffout.c: Likewise.
6889 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
6891 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
6892 update edge probabilities to match.
6894 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6896 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
6898 * doc/languages.texi, doc/sourcebuild.texi: New files.
6899 * doc/configfiles.texi: Make a subsubsection. Update.
6900 * doc/configterms.texi: Add @node. Remove warning that this isn't
6901 instructions for building GCC.
6902 * doc/makefile.texi: Make a subsection.
6903 * doc/gccint.texi: Update.
6905 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
6907 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
6909 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
6911 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
6913 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
6915 * optabs.c (expand_fix): Look for wider integer modes first.
6917 * i386.md (mov?f): Avoid the fake const double trick for medium
6919 (min?f*/max?f*): Prohibit memory operands for i387 variant.
6920 (fop_df_4): Disable for SSE compilation.
6922 2002-01-10 Graham Stott <grahams@redhat.com>
6924 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
6925 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
6927 2002-01-10 Richard Henderson <rth@redhat.com>
6929 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
6931 2002-01-10 Richard Henderson <rth@redhat.com>
6933 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
6934 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
6936 2002-01-10 Kazu Hirata <kazu@hxi.com>
6938 * combine.c (can_combine_p): Fix a comment typo.
6940 2002-01-09 Zack Weinberg <zack@codesourcery.com>
6942 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
6943 empty list correctly. Change loop index $t to $f for
6944 consistency with rest of Makefile.
6946 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
6948 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
6949 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6951 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
6952 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
6953 (altivec_init_builtins): Same.
6954 (altivec_expand_unop_builtin): Return NULL_RTX on error.
6955 (altivec_expand_binop_builtin): Same.
6956 (altivec_expand_ternop_builtin): Same.
6959 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
6960 ("altivec_vctuxs"): Fix typo.
6961 ("altivec_vnmsubfp"): Same.
6962 ("altivec_dssall"): New.
6963 ("altivec_mfvscr"): New.
6964 ("altivec_dss"): New.
6965 ("altivec_lvsl"): New.
6966 ("altivec_lvsr"): New.
6967 ("altivec_dstt"): New.
6968 ("altivec_dstst"): New.
6969 ("altivec_dststt"): New.
6970 ("altivec_dst"): New.
6972 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
6973 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
6975 2002-01-09 Richard Henderson <rth@redhat.com>
6977 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
6979 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
6981 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
6983 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
6985 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
6987 2002-01-09 Kazu Hirata <kazu@hxi.com>
6989 * read-rtl.c: Fix formatting.
6991 * regclass.c: Likewise.
6992 * regrename.c: Likewise.
6993 * reg-stack.c: Likewise.
6994 * reload1.c: Likewise.
6995 * reload.c: Likewise.
6998 2002-01-09 Kazu Hirata <kazu@hxi.com>
7000 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7001 to extract items in the expr_list chain.
7003 2002-01-09 Richard Henderson <rth@redhat.com>
7005 * config/vax/vax.c (vax_rtx_cost): Never abort.
7007 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7009 2002-01-09 Jan Hubicka <jh@suse.cz>
7011 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7013 2002-01-09 Richard Henderson <rth@redhat.com>
7015 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7016 Unify code from various alternatives.
7018 2002-01-09 Richard Henderson <rth@redhat.com>
7020 * regrename.c (copy_value): Ignore the copy if the source register
7021 is present in the value chain with a narrower mode.
7023 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7025 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7026 for the c4x target. Also improve layout.
7028 2002-01-09 Richard Henderson <rth@redhat.com>
7030 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7031 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7032 to match insn patterns.
7034 2002-01-09 Richard Henderson <rth@redhat.com>
7036 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7037 (copyprop_hardreg_forward_1): Likewise.
7039 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7041 * pa.md (decrement_and_branch_until_zero): Change predicate for
7042 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7044 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7046 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7047 gets undefined. For Darwin.
7049 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7051 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7053 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7055 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7057 2002-01-08 Richard Henderson <rth@redhat.com>
7059 * regrename.c (copy_value): Ignore overlapping copies.
7061 2002-01-08 Richard Henderson <rth@redhat.com>
7063 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7064 as needed to avoid shared structure.
7066 2002-01-08 Kazu Hirata <kazu@hxi.com>
7068 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7071 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7073 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7074 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7075 documentation of obsolete macros.
7076 * system.h: Poison these macros.
7077 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7078 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7079 config/c4x/c4x.h, config/clipper/clipper.h,
7080 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7081 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7082 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7083 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7084 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7085 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7086 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7087 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7088 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7089 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7090 config/sparc/sparc.h, config/stormy16/stormy16.h,
7091 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7092 definitions and commented out definitions of obsolete macros.
7093 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7094 of MAX_INT_TYPE_SIZE.
7096 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7098 * config/s390/s390.c (s390_preferred_reload_class): Never
7099 return ADDR_REGS if it isn't a subset of the given class.
7100 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7101 FP_REGS, but all superclasses as well.
7103 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7105 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7106 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7107 must not be a const_int.
7109 2002-01-08 Richard Henderson <rth@redhat.com>
7111 * Makefile.in (toplev.o): Depend on options.h.
7112 (gcc.o): Depend on specs.h.
7114 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7116 * expr.c (store_expr): Convert VOIDmode constants back to target's
7119 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7121 * doc/invoke.texi: Markup gcc as @command. Refer to
7122 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7123 of http://gcc.gnu.org/thanks.html.
7125 2002-01-08 Dale Johannesen <dalej@apple.com>
7127 * config/rs6000/rs6000.md: Add missing int register
7128 target case to movdf_low.
7130 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7132 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7133 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7134 (cppinit.o): Depend on except.h.
7135 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7136 s-specs): New rules.
7138 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7139 Don't create specs.h/options.h/gencheck.h here. Remove
7140 unnecessary variable settings from last argument of AC_OUTPUT.
7141 * config.in, configure: Regenerate.
7142 * intl.c: Hardcode package name as "gcc".
7144 * cppinit.c: Include except.h.
7145 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7147 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7148 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7149 (!)USING_SJLJ_EXCEPTIONS.
7150 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7152 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7154 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7155 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7156 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7157 documentation of obsolete macros.
7158 * system.h: Poison these macros.
7159 * config/d30v/d30v.h, config/ns32k/encore.h,
7160 config/stormy16/stormy16.h: Remove definitions and commented out
7161 definitions of obsolete macros.
7163 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7165 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7166 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7169 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7171 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7172 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7173 to insn adjusting stack/frame pointer.
7174 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7175 accept operands that cause the insn to be non-splittable.
7177 2002-01-08 Graham Stott <grahams@redhat.com>
7179 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7180 (C_TYPE_FIELDS_VOLATILE): Likewise.
7181 (C_TYPE_BEING_DEFINED): Likewise.
7182 (C_IS_RESERVED_WORD): Likewise.
7183 (C_TYPE_VARIABLE_SIZE): Likewise.
7184 (C_DECL_VARIABLE_SIZE): Likewise.
7185 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7186 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7187 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7189 (C_DECL_ANTICIPATED): Likewise.
7190 (c_build_type_variant): Add parenthesis.
7192 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7194 * gcc.c (option_map): Remove --version.
7195 (process_command): Handle -fversion following the GNU Coding
7196 Standards. Partially addresses PR other/704.
7198 2002-01-08 Graham Stott <grahams@redhat.com>
7200 * combine.c (combine_instructions): Fix typo.
7202 2002-01-08 Graham Stott <grahams@redhat.com>
7204 * debug.h: Use "tree" and "rtx" throughout.
7206 * debug.c: Likewise.
7208 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7210 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7211 constant pool, use the pool's version of the symbol instead.
7213 2002-01-07 Richard Henderson <rth@redhat.com>
7215 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7216 the original register was copied in a mode with a fewer number of
7217 hard registers than the desired mode.
7218 (copyprop_hardreg_forward_1): Likewise.
7219 (debug_value_data): Fix loop test.
7220 * toplev.c (parse_options_and_default_flags): Reenable
7221 -fcprop-registers at -O1.
7223 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7225 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7226 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7228 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7231 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7233 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7235 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7236 (pa_output_function_prologue): Output local label at the beginning of
7237 the prologue when profiling.
7238 (hppa_profile_hook): Use the local label rather than the function label.
7239 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7241 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7243 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7244 (altivec_expand_unop_builtin): Fix thinko.
7245 (altivec_expand_binop_builtin): Same.
7246 (altivec_expand_ternop_builtin): Same.
7247 (altivec_expand_builtin): Same.
7249 2002-01-07 Richard Henderson <rth@redhat.com>
7251 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7253 2002-01-07 Jason Merrill <jason@redhat.com>
7255 * unwind-dw2.c (execute_cfa_program): Use < again.
7257 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7259 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7261 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7263 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7264 Don't allow -1 - x -> ~x simplifications in the first pass.
7266 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7268 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7270 (altivec_expand_binop_builtin): Same.
7271 (altivec_expand_unop_builtin): Same.
7272 (print_operand): Fix typo.
7273 (bdesc_1arg): Add vupk* variants.
7275 * rs6000.h (rs6000_builtins): Add vupk* enums.
7277 * rs6000.md: Add altivec_vupk* variants.
7279 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7281 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7282 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7283 and last update dates.
7285 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7287 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7289 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7291 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7292 * config/avr/avr.h (CPP_SPEC): Likewise.
7293 (LINK_SPEC): Likewise.
7294 (CRT_BINUTILS_SPECS): Likewise.
7295 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7296 * doc/invoke.texi (AVR Options): Document them.
7298 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7300 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7303 2002-01-07 Graham Stott <grahams@redhat.com>
7305 * config/i386/i386.h: Update copyright date.
7306 (HALF_PIC_PTR): Add parenthesis.
7307 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7308 (CONSTANT_ALIGNMENT): Add parenthesis.
7309 (DATA_ALIGNMENT): Likewise.
7310 (LOCAL_ALIGNMENT): Likewise.
7311 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7312 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7313 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7314 (HARD_REGNO_NREGS): Add paranethesis.
7315 (VALID_SSE_REG_MODE): Whitespace.
7316 (VALID_MMX_REG_MODE): Whitespace.
7317 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7318 (ix86_hard_regno_mode_ok): Add parenthesis.
7319 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7320 (RETURN_IN_MEMORY): Whitespace.
7321 (N_REG_CLASSES): Add parenthesis.
7322 (INTEGER_CLASS_P): Add parenthesis and wrap.
7323 (FLOAT_CLASS_P): Likewise.
7324 (SSE_CLASS_P): Likewise.
7325 (MMX_CLASS_P): Likewise.
7326 (MAYBE_INTEGER_CLASS_P): Likewise.
7327 (MAYBE_FLOAT_CLASS_P): Likewise.
7328 (MAYBE_SSE_CLASS_P): Likewise.
7329 (MAYBE_MMX_CLASS_P): Likewise.
7330 (Q_CLASS_P): Likewise.
7331 (GENERAL_REGNO_P): Uppercase macro parameter.
7332 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7333 (FP_REGNO_P): Likewise.
7334 (ANY_FP_REGNO_P): Uppercase macro parameter.
7335 (SSE_REGNO_P): Likewise.
7336 (SSE_REGNO): Likewise.
7337 (SSE_REG_P): Likewise.
7338 (SSE_FLOAT_MODE_P): Likewise.
7339 (MMX_REGNO_P): Likewise.
7340 (MMX_REG_P):Likewise.
7341 (STACK_REG_P): Likewise.
7342 (NON_STACK_REG_P): Likewise.
7343 (STACK_TOP_P): Likewise.
7344 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7345 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7346 (SECONDARY_MEMORY_NEEDED): Likewise.
7347 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7348 (MD_ASM_CLOBBERS): Whitespace and wrap.
7349 (MUST_PASS_IN_STACK): Whitespace and wrap.
7350 (RETURN_POPS_ARGS): Add parenthesis.
7351 (INIT_CUMULATIVE_ARGS): Likewise.
7352 (FUNCTION_ARG): Likewise.
7353 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7354 (SETUP_INCOMING_VARARGS): Likewise.
7355 (BUILD_VA_LIST_TYPE): Add parenthesis.
7356 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7358 (EXPAND_BUILTIN_VA_ARG): Likewise.
7359 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7360 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7361 (INITIAL_ELIMINATION_OFFSET): Likewise.
7362 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7363 (REGNO_OK_FOR_BASE_P): Likewise.
7364 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7365 (REGNO_OK_FOR_DIREG_P): Likewise.
7366 (REG_OK_FOR_INDEX_P): Whitespace.
7367 (REG_OK_FOR_BASE_P): Whitespace.
7368 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7370 (FIND_BASE_TERM): Fix typo.
7371 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7372 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7373 (SYMBOLIC_CONST; Whitespace.
7374 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7375 (ENCODE_SECTION_INFO): Whitespace.
7376 (FINALIZE_PIC): Remove do { ... } while (0).
7377 (PROMOTE_MODE): Wrap in do { ... } while (0).
7378 (CONST_COSTS): Whitespace.
7379 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7380 (REGISTER_MOVE_COST): Add parenthesis.
7381 (MEMORY_MOVE_COST): Likewise.
7382 (EXTRA_CC_MODES): Whitespace.
7383 (SELECT_CC_MODE): Add parenthesis and whitespace.
7384 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7385 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7386 (ASM_OUTPUT_LABEL): Add paramethesis.
7387 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7388 (ASM_OUTPUT_REG_POP): Likewise.
7389 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7390 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7392 * config/i386/i386.c: Update copyright.
7393 (CHECK_STACK_LIMIT): Add parenthesis.
7394 (AT_BP): Uppercase macro parameter.
7395 (x86_64_int_parameter_registers): Constify.
7396 (x86_64_int_return_registers): Likewise.
7397 (ix86_compare_op0): Use rtx.
7398 (construct_container): Constify INTREG parameter.
7399 (function_arg): Use rtx.
7401 * diagnostic.h: Update copyright date.
7402 (output_buffer_state): Add parenthesis.
7403 (output_buffer_format_args): Likewise.
7405 * combine.c (combine_instructions): Replace XEXP (links, 0)
7408 2002-01-06 H.J. Lu <hjl@gnu.org>
7410 * cfgcleanup.c (thread_jump): Fix 2 typos.
7412 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7414 * config.gcc: Add support for --enable-altivec.
7416 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7418 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7420 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7422 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7423 __objc_class_name_*.
7425 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7427 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7429 2002-01-06 Richard Henderson <rth@redhat.com>
7431 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7432 nop them out. Increment label reference count for REG_LABEL.
7433 (fill_slots_from_thread): Frob label reference count around
7434 delete_related_insns.
7436 2002-01-05 Richard Henderson <rth@redhat.com>
7438 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7441 2002-01-05 Richard Henderson <rth@redhat.com>
7443 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7444 * integrate.c (output_inline_function): Likewise.
7445 * toplev.c (rest_of_compilation): Do it here instead. Move call
7446 to remove_unnecessary_notes after emitting abstract instance.
7447 Force an emitted nested function to have its parent emited as well.
7448 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7450 (rtl_for_decl_location): Do not look at reload data structures
7451 before reload has run.
7453 2002-01-05 Kazu Hirata <kazu@hxi.com>
7455 * cse.c: Fix formatting.
7456 * dwarf2asm.c: Likewise.
7457 * dwarf2out.c: Likewise.
7458 * explow.c: Likewise.
7459 * expmed.c: Likewise.
7460 * function.c: Likewise.
7462 * gencheck.c: Likewise.
7463 * genrecog.c: Likewise.
7464 * ggc-common.c: Likewise.
7465 * ggc-page.c: Likewise.
7466 * global.c: Likewise.
7468 2002-01-05 Kazu Hirata <kazu@hxi.com>
7470 * combine.c: Fix formatting.
7472 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7475 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7477 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7479 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7480 as 1 for __powerpc64__ as well.
7482 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7484 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7487 2002-01-05 Daniel Berlin <dan@dberlin.org>
7489 * lcm.c: Revert change, due to performance regression it causes on
7490 SPEC because it's slightly more conservative (sigh, I hate
7493 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7495 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7497 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7499 * doc/cppinternals.texi: Update.
7501 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7503 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7504 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7506 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7507 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7508 kludge for pre-october-14th mmix versions to handle new-found bug
7509 with PUSHJ/PUSHGO and the register stack.
7510 * config/mmix/mmix.h (struct machine_function): Rename member
7511 has_call_value_without_parameters to has_call_without_parameters.
7512 All referers changed.
7513 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7514 TARGET_MASK_BRANCH_PREDICT): New macros.
7515 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7516 -mno-reg-stack-fill-bug-workaround.
7517 * config/mmix/mmix.md ("call"): Set struct machine member
7518 has_call_without_parameters.
7520 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7522 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7524 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7526 * cfgcleanup.c: Include tm_p.h
7527 (mark_effect): Fix handling of hard register; fix handling of SET
7529 2002-01-04 Kazu Hirata <kazu@hxi.com>
7531 * config/h8300/h8300.md (anonymous patterns): Check that
7532 operands are registers before using REGNO on them.
7534 2002-01-03 Roland McGrath <roland@frob.com>
7536 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7538 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7540 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7541 * c-common.h (genrtl_expr_stmt_value): Likewise.
7542 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7543 (expand_expr_stmt_value): Add maybe_last argument.
7544 Don't warn about statement with no effect if it is the last statement
7545 in expression statement.
7546 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7547 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7548 expand_expr_stmt_value.
7549 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7550 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7551 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7552 as maybe_last to expand_expr_stmt_value.
7554 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7556 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7557 be passed in, do not build it.
7558 (c_begin_if_stmt): New function.
7559 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7560 * c-common.h (c_expand_start_cond): Update prototype.
7561 (c_begin_if_stmt): Prototype new function.
7562 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7563 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7564 c_begin_while_stmt and c_finish_while_stmt_cond.
7566 2002-01-04 William Cohen <wcohen@redhat.com>
7568 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7569 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7570 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7571 * config/pa/som.h (ASM_FILE_START): Likewise.
7573 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7575 * lcm.c: Include df.h.
7576 Add available_transfer_function prototype.
7577 (compute_available): Rework to use iterative dataflow framework.
7578 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7579 with bb_info in df.h
7580 (available_transfer_function): New function.
7582 * Makefile.in (lcm.o): add df.h to dependencies.
7584 2002-01-04 Richard Henderson <rth@redhat.com>
7586 * config/alpha/alpha.c (some_operand): Accept HIGH.
7587 (input_operand): Likewise; accept simple references to globals.
7588 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7589 (alpha_const_double_ok_for_letter_p): Likewise.
7590 (alpha_extra_constraint): Likewise.
7591 (alpha_preferred_reload_class): Likewise. Do not force
7592 symbolic constants to memory.
7593 (alpha_legitimate_address_p): Accept simple references
7594 to small_symbolic_operand.
7595 (alpha_legitimize_address): New arg scratch. Be prepared to be
7596 called when no_new_pseudos. Emit simple symbolic references.
7597 Split integers into low, high, and rest.
7598 (alpha_expand_mov): Use alpha_legitimize_address.
7599 (some_small_symbolic_mem_operand): New.
7600 (split_small_symbolic_mem_operand): New.
7601 * config/alpha/alpha-protos.h: Update.
7602 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
7603 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7604 (EXTRA_CONSTRAINT): Likewise.
7605 (PREFERRED_RELOAD_CLASS): Likewise.
7606 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
7607 (PREDICATE_CODES): Update.
7608 * config/alpha/alpha.md: New post-reload splitters to convert
7609 simplfied symbolic operands to the form that references $29.
7610 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
7611 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
7613 2002-01-03 Richard Henderson <rth@redhat.com>
7615 * local-alloc.c (function_invariant_p): Update commentary.
7617 2002-01-04 H.J. Lu <hjl@gnu.org>
7619 * toplev.c (rest_of_compilation): Fix a typo when calling
7622 2002-01-03 Kazu Hirata <kazu@hxi.com>
7624 * c-common.c: Fix formatting.
7625 * diagnostic.c: Likewise.
7626 * doloop.c: Likewise.
7627 * dwarf2out.c: Likewise.
7629 2002-01-03 Kazu Hirata <kazu@hxi.com>
7631 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
7632 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
7634 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7636 * cpperror.c: Update comments and copyright.
7637 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
7638 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
7640 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7642 * collect2.c (main): Use strcmp when testing for "-shared".
7644 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
7646 * cppmacro.c: Don't include intl.h. Update comments.
7647 (new_number_token): Allocate enough buffer for 64-bit unsigned
7648 integers; update prototype.
7649 * cppmain.c: Update comments.
7651 2002-01-03 William Cohen <wcohen@redhat.com>
7653 * function.h (struct function): Add profile.
7654 (current_function_profile): New.
7655 doc/extend.texi: Update documentation.
7656 * final.c (final_start_function): Use current_function_profile
7657 instead of profile_flag.
7658 (profile_after_prologue): Likewise.
7659 * function.c (expand_function_start): Likewise.
7660 (expand_function_start): Likewise.
7661 * config/alpha/alpha.c (direct_call_operand):
7662 (alpha_does_function_need_gp): Likewise.
7663 (alpha_expand_prologue): Likewise.
7664 * config/arm/arm.c (arm_expand_prologue): Likewise.
7665 thumb_expand_prologue: Likewise.
7666 * config/d30v/d30v.c (d30v_stack_info): Likewise.
7667 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
7668 (fr30_expand_prologue): Likewise.
7669 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7670 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
7671 * config/i386/i386.h (FINALIZE_PIC): Likewise.
7672 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7673 * config/i960/i960.c (i960_output_function_prologue): Likewise.
7674 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
7675 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
7676 (m32r_expand_prologue): Likewise.
7677 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
7678 (m88k_expand_prologue): Likewise.
7679 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
7680 * config/mips/mips.c (compute_frame_size): Likewise.
7681 (mips_expand_prologue): Likewise.
7682 (mips_can_use_return_insn): Likewise.
7683 * config/pa/elf.h (ASM_FILE_START): Likewise.
7684 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7685 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7686 * config/pa/som.h (ASM_FILE_START): Likewise.
7687 * config/romp/romp.c (romp_using_r14): Likewise.
7688 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
7689 (rs6000_stack_info): Likewise.
7690 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7691 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
7692 * config/v850/v850.c (compute_register_save_size): Likewise.
7694 2002-01-03 Jakub Jelinek <jakub@redhat.com>
7696 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
7697 gen_lowpart_common fails, use gen_lowpart_SUBREG.
7699 2002-01-03 Turly O'Connor <turly@apple.com>
7701 * darwin.c (machopic_output_possible_stub_label): Don't generate
7702 stub routines for pseudo-stubs which we've just defined.
7704 2002-01-03 Kazu Hirata <kazu@hxi.com>
7706 * builtins.c: Fix formatting.
7707 * c-typeck.c: Likewise.
7708 * combine.c: Likewise.
7712 2002-01-03 Andreas Schwab <schwab@suse.de>
7714 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
7715 and return true if _cpp_push_next_buffer pushed a new include
7717 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
7718 _cpp_pop_file_buffer did not push a new file.
7719 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
7721 2002-01-02 Eric Christopher <echristo@redhat.com>
7723 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
7724 FIND_REG_INC_NOTE call. Update copyright.
7725 * loop.c (canonicalize_condition): Ditto.
7726 * reorg.c (delete_scheduled_jump): Ditto.
7728 2002-01-03 Kazu Hirata <kazu@hxi.com>
7730 * gcse.c: Fix formatting.
7732 2002-01-03 Graham Stott <grahams@redhat.com>
7734 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
7735 forward defs for struct tags rtx_def, union_tree, rtvec_def
7736 also output corresponding typedefs for rtx, tree, and rtvec.
7738 * system.h: Move forward defs for struct tags rtx_def, union_tree,
7739 rtvec_def along with corresponding typedefs for rtx, tree, and
7740 rtvec to config.h, hconfig.h, tconfig.h.
7742 2002-01-03 Graham Stott <grahams@redhat.com>
7744 * tree.h: Update copyright date.
7745 (IS_EXPR_CODE_CLASS): Add parenthesis.
7746 (TREE_SET_CODE): Add whitespace.
7747 (TREE_CHECK): Add parenthesis.
7748 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
7749 (CST_OR_CONSTRUCTOR_CHECK):
7750 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
7751 (TREE_SYMBOL_REFERENCED): Whitespace.
7752 (INT_CST_LT): Likewise.
7753 (INT_CST_LT_UNSIGNED): Likewise.
7754 (tree_real_cst): Unwrap comment.
7755 (tree_string): Likewise.
7756 (tree_complex): Likewise.
7757 (IDENTIFIER_POINTER): correct cast.
7758 (SAVE_EXPR_CONTEXT): Whitespace.
7759 (EXPR_WFL_FILENAME_NODE): Likewise.
7760 (EXPR_WFL_FILENAME): Remove parenthesis.
7761 (DECL_ORIGIN): Add parenthesis.
7762 (DECL_FROM_INLINE): Use NULL_TREE.
7763 (build_int_2): Whitespace.
7764 (build_type_variant): Add parenthesis.
7766 * gcc/jcf-parse.c: Update copyright date.
7767 (yyparse): Constify resource_filename.
7769 2002-01-03 Graham Stott <grahams@redhat.com>
7771 * rtl.h: Update copyright date.
7772 (RTL_CHECK1): Wrap long line.
7773 (RTL_CHECK2): Likewise.
7774 (RTL_CHECKC1): Wrap long line and whitespace.
7775 (RTL_CHECKC2): Likewise.
7776 (XWINT): Whitespace.
7782 (XBITMAP): Likewise.
7793 (X0BITMAP): Likewise.
7795 (X0BBDEF): Likewise.
7796 (X0ADVFLAGS): Likewise.
7797 (X0CSELIB): Likewise.
7798 (X0MEMATTR): Likewise.
7806 (XCBITMAP): Likewise.
7808 (XCBBDEF): Likewise.
7809 (XCADVFLAGS): Likewise.
7810 (XCCSELIB): Likewise.
7812 (INSN_UID): Likewise.
7813 (PREV_INSN): Likewise.
7814 (PATTERN): Likewise.
7815 (INSN_CODE): Likewise.
7816 (PUT_REG_NOTE_KIND): Likewise.
7817 (CODE_LABEL_NUMBER): Likewise.
7818 (NOTE_SOURCE_FILE): Likewise.
7819 (NOTE_BLOCK): Likewise.
7820 (NOTE_EH_HANDLER): Likewise.
7821 (NOTE_RANGE_INFO): Likewise.
7822 (NOTE_LIVE_INFO): Likewise.
7823 (NOTE_BASIC_BLOCK): Likewise.
7824 (NOTE_EXPECTED_VALUE): Likewise.
7825 (NOTE_LINE_NUMBER): Likewise.
7826 (LABEL_NAME): Likewise.
7827 (LABEL_NUSES): Likewise.
7828 (LABEL_ALTERNATE_NAME): Likewise.
7829 (ADDRESSOF_DECL): Likewise.
7830 (JUMP_LABEL): Likewise.
7831 (LABEL_NEXTREF): Likewise.
7833 (ORIGINAL_REGNO: Likewise.
7834 (HARD_REGISTER_NUM_P): Add parenthesis.
7835 (SUBREG_REG): Whitespace.
7836 (SUBREG_BYTE): Likewise.
7837 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
7838 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
7839 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
7840 (ASM_OPERANDS_INPUT_VEC): Likewise.
7841 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
7842 (ASM_OPERANDS_INPUT): Likewise.
7843 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
7844 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
7845 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
7846 (ASM_OPERANDS_INPUT_MODE): Likewise.
7847 (ASM_OPERANDS_SOURCE_FILE): Likewise.
7848 (ASM_OPERANDS_SOURCE_LINE): Likewise.
7849 (MEM_SET_IN_STRUCT_P): Minor reformat.
7850 (TRAP_CONDITION): Whitespace.
7851 (TRAP_CODE): Likewise.
7852 (COND_EXEC_TEST): Likewise.
7853 (COND_EXEC_CODE): Likewise.
7854 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
7855 (PHI_NODE_P): Add parenthesis.
7856 (plus_constant): Whitespace and add parenthesis.
7858 2002-01-03 Kazu Hirata <kazu@hxi.com>
7860 * config/avr/avr.c: Fix comment typos.
7861 * config/c4x/c4x.md: Likewise.
7862 * config/dsp16xx/dsp16xx.h: Likewise.
7863 * config/dsp16xx/dsp16xx.md: Likewise.
7864 * config/i386/i386.md: Likewise.
7865 * config/ia64/ia64.c: Likewise.
7866 * config/m32r/m32r.h: Likewise.
7867 * config/m68hc11/m68hc11.md: Likewise.
7868 * config/mmix/mmix.c: Likewise.
7869 * config/mn10200/mn10200.c: Likewise.
7870 * config/romp/romp.c: Likewise.
7871 * config/sh/sh.c: Likewise.
7872 * config/stormy16/stormy16.c: Likewise.
7873 * config/stormy16/stormy16.h: Likewise.
7874 * config/stormy16/stormy16.md: Likewise.
7876 2002-01-03 Graham Stott <grahams@redhat.com>
7878 * loop.h: Update copyright date.
7879 (LOOP_MOVABLES): Fix typo.
7880 (LOOP_REGS): Likewise.
7881 (LOOP_IVS): Likewise.
7883 2002-01-03 Graham Stott <grahams@redhat.com>
7885 * cppinit.c: Update copyright date.
7886 Don't include output.h
7887 * Makefile.in: Update copyright date.
7890 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
7893 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
7894 (-pthread) Add to RS/6000 options.
7896 2002-01-02 Kazu Hirata <kazu@hxi.com>
7898 * except.c: Fix comment typos.
7900 * varasm.c: Likewise.
7901 * doc/tm.texi: Fix a typo.
7903 2002-01-02 Jakub Jelinek <jakub@redhat.com>
7905 * c-typeck.c (output_init_element): Allow initializing static storage
7906 duration objects with compound literals.
7908 2002-01-02 Richard Henderson <rth@redhat.com>
7910 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
7913 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7915 * gcc.c (default_compilers): Const-ify.
7916 * mips-tdump.c (stab_names): Likewise.
7917 * mips-tfile.c (map_coff_types, map_coff_storage,
7918 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
7919 pseudo_ops_t, pseudo_ops): Likewise.
7920 * protoize.c (default_include): Likewise
7922 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
7923 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
7924 Add array size in declaration.
7925 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
7926 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
7927 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
7928 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
7929 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
7930 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
7931 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
7932 emtens, make_nan): Const-ify.
7933 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
7934 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
7936 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
7938 * config.gcc (ia64-*-*): Set extra_headers.
7939 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
7940 * config/alpha/t-osf: Remove.
7941 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
7943 2002-01-02 David Edelsohn <edelsohn@gnu.org>
7945 * config/rs6000/t-aix43: Revert previous change.
7947 2002-01-02 Jason Merrill <jason@redhat.com>
7949 * c-decl.c (c_expand_body): Call outlining_inline_function when
7950 emitting an inline function out of line.
7952 2002-01-02 Richard Henderson <rth@redhat.com>
7954 * dwarf2out.c (limbo_die_node): Add created_for member.
7955 (new_die): New argument created_for. Update all callers.
7956 (mark_limbo_die_list): New.
7957 (dwarf2out_init): Register limbo_die_list as a root.
7958 (dwarf2out_finish): Force insert limbo dies into their function
7961 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
7964 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
7966 2002-01-02 Kazu Hirata <kazu@hxi.com>
7968 * config/h8300/fixunssfsi.c: Update copyright.
7971 * config/h8300/h8300.c: Update copyright.
7974 2002-01-02 Kazu Hirata <kazu@hxi.com>
7976 * config/romp/romp.c: Fix comment formatting.
7977 * config/romp/romp.h: Likewise.
7978 * config/romp/romp.md: Likewise.
7979 * config/s390/s390.c: Likewise.
7980 * config/stormy16/stormy16.c: Likewise.
7981 * config/stormy16/stormy16.h: Likewise.
7983 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
7985 * c-common.h (genrtl_expr_stmt_value): Declare.
7986 * c-semantics.c (genrtl_goto_stmt): Redirect to...
7987 (genrtl_goto_stmt_value): ... this new function. Pass new
7988 argument down to expand_expr_stmt_value, taking
7989 TREE_ADDRESSABLE into account.
7990 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
7991 STMT_EXPR as addressable, i.e., one whose result we want.
7992 * expr.c (expand_expr): Don't save expression statement value
7993 of labeled_blocks or loop_exprs.
7994 * stmt.c (expand_expr_stmt): Redirect to...
7995 (expand_expr_stmt_value): ... this new function. Use new
7996 argument to tell whether to save expression value.
7997 (expand_end_stmt_expr): Reset last_expr_type and
7998 last_expr_value if we don't have either.
7999 * tree-inline.c (declare_return_variable): Mark its use
8000 statement as addressable.
8001 * tree.h: Document new use of TREE_ADDRESSABLE.
8002 (expand_expr_stmt_value): Declare.
8004 2002-01-01 Tom Rix <trix@redhat.com>
8006 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8007 rs6000_emit_allocate_stack.
8009 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8011 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8012 ${srcdir}/ginclude/ to every entry in extra_headers.
8013 * configure: Regenerate.
8014 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8015 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8016 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8017 * ginclude/proto.h: Rename to config/convex/proto.h.
8019 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8021 * attribs.c (handle_vector_size_attribute): Use host_integerp
8022 and tree_int_cst; remove warnings.
8023 * caller-save.c (insert_restore): Add cast to get rid of warning.
8024 (insert_save): Likewise.
8025 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8026 * regmove.c (find_matches): Add temporary var to kill a warning.
8028 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8030 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8031 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8032 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8033 (vms-dwarf2eh.o): Add Makefile rule.
8034 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8035 * config/alpha/vms-dwarf2eh.asm: New file.
8037 * gcc.c (delete_if_ordinary): Delete all versions.
8039 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8041 * config/mmix/mmix.md: Update FIXME to not mention
8043 (MMIX_rJ_REGNUM): New define_constants constant.
8044 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8045 "*movdicc_real"): Adjust contraints formatting.
8046 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8047 for branch prediction.
8048 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8050 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8051 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8052 number. Delete related FIXMEs.
8053 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8054 from number to MMIX_rJ_REGNUM.
8055 (TARGET_MASK_BRANCH_PREDICT): New.
8056 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8057 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8058 value. Add -mbranch-predict and -mno-branch-predict.
8059 (TARGET_VERSION): Drop date.
8060 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8061 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8062 for finding out global symbols.
8063 (mmix_asm_output_labelref): Revert condition for global symbol.
8064 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8065 (mmix_print_operand_punct_valid_p): A '+' is valid.
8067 See ChangeLog.6 for earlier changes.