-Tue Jul 23 20:56:03 2002 J"orn Rennecke <joern.rennecke@superh.com>
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
+ argument. Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
+ BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
+ floating point unordered comparisons (e.g. __builtin_isgreater)
+ as const, and leave the remaining GCC_BUILTINs unchanged.
+
+ * c-decl.c (builtin_function): No need to explicitly mark
+ BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
+
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * Makefile.in: rtlanal.o now depends upon real.h.
+
+ * flags.h [flag_signaling_nans]: New flag.
+ [HONOR_SNANS]: New macro.
+
+ * toplev.c [flag_signaling_nans]: Initialize to false.
+ (f_options): Add processing for "-fsignaling-nans".
+ (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
+ (process_options): flag_signaling_nans implies flag_trapping_math.
+
+ * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
+ when -fsignaling-nans. First step to implementing WG14's N965.
+
+ * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
+ 1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
+ [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
+
+ * simplify-rtx.c (simplify_relational_operation): Conditionalize
+ transforming abs(x) < 0.0 into false on !HONOR_SNANS.
+
+ * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
+ required by HONOR_SNANS. (may_trap_p): Floating point DIV, MOD,
+ UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
+ -fsignaling_nans. EQ and NE only trap for flag_signaling_nans
+ not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
+
+ * doc/invoke.texi: Document new -fsignaling-nans compiler option.
+
+2002-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (gengtype-lex.c): Work around a bug in flex.
+ * gengtype-lex.l (YY_USE_PROTOS): Undef.
+ (YY_DECL): Define.
+
+2002-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * doc/invoke.texi: Document that both -fno-builtin-foo and
+ -fno-builtin are supported by the g++ front-end.
+
+2002-07-27 Stan Shebs <shebs@apple.com>
+
+ * configure.in: Rename config_gtfiles to target_gtfiles.
+ * configure: Regenerate.
+ * doc/gty.texi: Update reference.
+ * config.gcc (powerpc-*-darwin*): Set target_gtfiles
+ instead of appending to it.
+
+2002-07-25 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
+ vectors are split into two registers.
+ (function_arg): Same.
+
+Thu Jul 26 23:00:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * pa.md (extv): Check predicates before emitting extv_32.
+
+2002-07-27 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
+ (rs6000_traceback): New var.
+ (rs6000_override_options): Set rs6000_traceback.
+ (rs6000_output_function_epilogue): Implement traceback options.
+ * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
+ (rs6000_traceback_name): Declare.
+
+ * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
+ label reference when NO_PROFILE_COUNTERS.
+
+2002-07-26 Jason Merrill <jason@redhat.com>
+
+ * function.c (assign_parms): Handle frontend-directed pass by
+ invisible reference.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * doc/cppopts.texi: Update.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
+ warnings on assertions.
+
+2002-07-26 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
+ RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
+ RID_COMPL): Remove.
+ * c-parse.in (rid_to_yy): Similarly.
+
+2002-07-26 Jason Merrill <jason@redhat.com>
+
+ * c-dump.c: Resurrect.
+ * tree-dump.c: Move C-specific stuff to c-dump.c.
+ * c-common.h: Declare c_dump_tree.
+ * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
+ * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
+ (c-dump.o): New rule.
+
+2002-07-26 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Enable patterns using rlwinm for
+ PowerPC64. Replace "T" and "S" constraints with "n" when the
+ predicate will do. Formatting fixes.
+ (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
+ as for extzvsi_internal1.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
+ DERIV_END_LABEL_FMT): Remove.
+ (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
+ Remove.
+
+2002-07-25 Stan Shebs <shebs@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
+ local var dwarfp.
+ (output_compiler_stub): Remove unused locals.
+ (output_call): Always initialize line number.
+
+Thu Jul 25 20:34:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
+ * sh.md (truncdiqi2, movqi_media): Likewise.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * gcse.c (obstack_chunk_alloc): Remove.
+ (gcse_alloc): Fix to count allocated bytes.
+ * collect2.c (SYMBOL__MAIN): Remove.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
+ HAVE_TARGET_EXECUTABLE_SUFFIX.
+
+Thu Jul 25 18:57:50 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
+ SIZE, EXPR and OFFSET.
+
+2002-07-25 Richard Henderson <rth@redhat.com>
+
+ * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
+ in ARRAY_REF of DECL_P case.
+
+2002-07-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
+ description. Document -mips32, -mips64, and the associated -march
+ values. Describe the "mipsN" arguments to -march. Say that the
+ -mipsN options are equivalent to -march. Reword the description
+ of default type sizes.
+ * toplev.h (target_flags_explicit): Declare.
+ * toplev.c (target_flags_explicit): New var.
+ (set_target_switch): Update target_flags_explicit.
+ * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
+ * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
+ * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
+ * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
+ * config/mips/mips.h (mips_cpu_info): New struct.
+ (mips_cpu_string, mips_explicit_type_size_string): Remove.
+ (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
+ (MIPS_CPP_SET_PROCESSOR): New macro.
+ (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
+ Define _MIPS_ARCH and _MIPS_TUNE.
+ (MIPS_ISA_DEFAULT): Don't provide a default value. Instead...
+ (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
+ MIPS_ISA_DEFAULT were already defined.
+ (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
+ (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
+ (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
+ (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
+ (ABI_GAS_ASM_SPEC): Remove.
+ (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
+ (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
+ Invoke %(asm_abi_default_spec) if no ABI was specified.
+ (CC1_SPEC): Remove ISA -> register-size rules.
+ (EXTRA_SPECS): Remove abi_gas_asm_spec. Add asm_abi_default_spec.
+ * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
+ (mips_cpu_string, mips_explicit_type_size_string): Remove.
+ (mips_cpu_info_table): New array.
+ (mips_set_architecture, mips_set_tune): New fns.
+ (override_options): Rework to make -mipsN equivalent to -march.
+ Detect more erroneous cases, including those removed from CC1_SPEC.
+ Don't change the ABI based on architecture, or vice versa.
+ Unify logic with GAS.
+ (mips_asm_file_start): Get architecture name from mips_arch_info.
+ (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
+ (mips_parse_cpu): Take the name of the option as argument. Handle
+ 'from-abi'. Raise an error if the option is wrong.
+ (mips_cpu_info_from_isa): New fn.
+
+2002-07-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
+ (tablejump_mips162): Likewise.
+
+Thu Jul 25 10:23:41 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
+ int_mode_for_mode.
+
+2002-07-25 Gabriel Dos Reis <gdr@nerim.net>
+
+ * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
+ complaining.
+ * c-common.h (c_sizeof): Adjust definition.
+ (c_alignof): Likewise.
+ * c-tree.h (c_sizeof_nowarn): Now macro.
+ * c-typeck.c (c_sizeof_nowarn): Remove definition.
+
+2002-07-25 Neil Booth <neil@daikokuya.co.uk>
+
+ * c-decl.c (c_decode_option): No need to handle switches
+ cpplib handles.
+
+2002-07-24 Zack Weinberg <zack@codesourcery.com>
+
+ * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
+ ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
+ * doc/tm.texi: Document them. Also document SIZE_ASM_OP,
+ TYPE_ASM_OP, and TYPE_OPERAND_FMT.
+
+ * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
+ config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
+ config/cris/aout.h, config/i386/freebsd-aout.h,
+ config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
+ config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
+ config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
+ config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
+ config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
+ config/xtensa/elf.h, config/xtensa/linux.h:
+ Use the new macros.
+ Where possible, remove redundant definitions of SIZE_ASM_OP,
+ TYPE_ASM_OP, and TYPE_OPERAND_FMT.
+
+2002-07-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
+ TARGET_ISEL, and TARGET_FPRS.
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Document
+ -mabi=spe, -mabi=no-spe, and -misel=.
+
+ * config/rs6000/rs6000-protos.h: Add output_isel.
+ Move vrsave_operation prototype here.
+
+ * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
+ (smaxsi3): Same.
+ (uminsi3): Same.
+ (umaxsi3): Same.
+ (abssi2_nopower): Disallow when TARGET_ISEL.
+ (*ne0): Same.
+ (negsf2): Change to expand and rename old pattern to *negsf2.
+ (abssf2): Change to expand and rename old pattern to *abssf2.
+
+ New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
+ fixunssfsi2.
+
+ Change patterns that check for TARGET_HARD_FLOAT or
+ TARGET_SOFT_FLOAT to also check TARGET_FPRS.
+
+ * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
+ rs6000_isel, rs6000_fprs, rs6000_isel_string.
+ (rs6000_override_options): Add 8540 case to
+ processor_target_table.
+ Set rs6000_isel for the 8540.
+ Call rs6000_parse_isel_option.
+ (enable_mask_for_builtins): New.
+ (rs6000_parse_isel_option): New.
+ (rs6000_parse_abi_options): Add spe and no-spe.
+ (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
+ (rs6000_legitimize_address): Check for TARGET_FPRS when checking
+ for TARGET_HARD_FLOAT.
+ Add case for SPE_VECTOR_MODE.
+ (rs6000_legitimize_reload_address): Handle SPE vector modes.
+ (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
+ vector modes.
+ Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
+ (rs6000_emit_move): Check for TARGET_FPRS.
+ Add cases for SPE vector modes.
+ (function_arg_boundary): Return 64 for SPE vector modes.
+ (function_arg_advance): Check for TARGET_FPRS and
+ Handle SPE vectors.
+ (function_arg): Same.
+ (setup_incoming_varargs): Check for TARGET_FPRS.
+ (rs6000_va_arg): Same.
+ (struct builtin_description): Un-constify mask field. Move up in
+ file.
+ (bdesc_2arg): Un-constify and add SPE builtins.
+ (bdesc_1arg): Same.
+ (bdesc_spe_predicates): New.
+ (bdesc_spe_evsel): New.
+ (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
+ (rs6000_expand_binop_builtin): Same.
+ (bdesc_2arg_spe): New.
+ (spe_expand_builtin): New.
+ (spe_expand_predicate_builtin): New.
+ (spe_expand_evsel_builtin): New.
+ (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
+ (rs6000_init_builtins): Initialize SPE builtins. Call
+ rs6000_common_init_builtins.
+ (altivec_init_builtins): Move all non-altivec builtin code to...
+ (rs6000_common_init_builtins): ...here. New function.
+ (branch_positive_comparison_operator): Allow NE code for SPE.
+ (ccr_bit): Return correct ccr bit for SPE fp.
+ (print_operand): Emit crnor in 'D' case for SPE.
+ New case 't'.
+ Add SPE code for 'y' case.
+ (rs6000_generate_compare): Generate rtl for SPE fp.
+ (output_cbranch): Handle SPE hard floats.
+ (rs6000_emit_cmove): Handle isel.
+ (rs6000_emit_int_cmove): New.
+ (output_isel): New.
+ (rs6000_stack_info): Adjust stack frame so GPRs are saved in
+ 64-bits for SPE.
+ (debug_stack_info): Add SPE info.
+ (gen_frame_mem_offset): New.
+ (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
+ Change mode of frame pointer, when saving it, to Pmode.
+ (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
+ Misc cleanups and use gen_frame_mem_offset when appropriate.
+
+ * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
+ (TARGET_SPE_ABI): New.
+ (TARGET_SPE): New.
+ (TARGET_ISEL): New.
+ (TARGET_FPRS): New.
+ (FIXED_SCRATCH): New.
+ (RTX_COSTS): Add PROCESSOR_PPC8540.
+ (ASM_CPU_SPEC): Add case for 8540.
+ (TARGET_OPTIONS): Add isel= case.
+ (rs6000_spe_abi): New.
+ (rs6000_isel): New.
+ (rs6000_fprs): New.
+ (rs6000_isel_string): New.
+ (UNITS_PER_SPE_WORD): New.
+ (LOCAL_ALIGNMENT): Adjust for SPE.
+ (HARD_REGNO_MODE_OK): Same.
+ (DATA_ALIGNMENT): Same.
+ (MEMBER_TYPE_FORCES_BLK): New.
+ (FIRST_PSEUDO_REGISTER): Set to 113.
+ (FIXED_REGISTERS): Add SPE registers.
+ (reg_class): Same.
+ (REG_CLASS_NAMES): Same.
+ (REG_CLASS_CONTENTS): Same.
+ (REGNO_REG_CLASS): Same.
+ (REGISTER_NAMES): Same.
+ (DEBUG_REGISTER_NAMES): Same.
+ (ADDITIONAL_REGISTER_NAMES): Same.
+ (CALL_USED_REGISTERS): Same.
+ (CALL_REALLY_USED_REGISTERS): Same.
+ (SPE_ACC_REGNO): New.
+ (SPEFSCR_REGNO): New.
+ (SPE_SIMD_REGNO_P): New.
+ (HARD_REGNO_NREGS): Adjust for SPE.
+ (VECTOR_MODE_SUPPORTED_P): Same.
+ (REGNO_REG_CLASS): Same.
+ (FUNCTION_VALUE): Same.
+ (LIBCALL_VALUE): Same.
+ (LEGITIMATE_OFFSET_ADDRESS_P): Same.
+ (SPE_VECTOR_MODE): New.
+ (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
+ the GPRs. Set FIXED_SCRATCH fixed in SPE case.
+ (rs6000_stack): Add spe_gp_size, spe_padding_size,
+ spe_gp_save_offset.
+ (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
+ (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
+ (SPE_CONST_OFFSET_OK): New.
+ (rs6000_builtins): Add SPE builtins.
+
+ * testsuite/gcc.dg/ppc-spe.c: New.
+
+ * config/rs6000/eabispe.h: New.
+
+ * config/rs6000/spe.h: New.
+
+ * config/rs600/spe.md: New.
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __SIMD__ for TARGET_SPE.
+
+ * config.gcc: Add powerpc-*-eabispe* case.
+ Add spe.h to user headers for powerpc.
+
+2002-07-24 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+ * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
+
+2002-07-24 Richard Henderson <rth@redhat.com>
+
+ * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
+ form when not optimizing.
+
+2002-07-24 David Mosberger <davidm@hpl.hp.com>
+
+ * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
+ thread_pointer_rtx as unchanging.
+
+2002-07-24 Michael Matz <matz@suse.de>
+
+ * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
+ (free_reg): Use it.
+
+2002-07-24 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
+ pattern.
+ (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
+ (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
+
+2002-07-24 Chris Demetriou <cgd@broadcom.com>
+
+ * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
+ * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
+ * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
+
+Wed Jul 24 17:59:12 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (rest_of_compilation): Dump loops before clobbering
+ the structure.
+
+Wed Jul 24 17:23:16 CEST 2002 Jan Hubicka <jh@suse.cz>
+
+ * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
+
+2002-07-24 Frank van der Linden <fvdl@wasabisystems.com>
+
+ PR optimization/7291
+ * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
+ problem on x86_64.
+
+2002-07-24 Gabriel Dos Reis <gdr@nerim.net>
+
+ * pretty-print.h: Add macros from cp/error.c
+
+2002-07-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
+ (mask64_2_operand): Declare.
+ (build_mask64_2_operands): Declare.
+ (and64_2_operand): Declare.
+ (extract_MB): Declare.
+ (extract_ME): Declare.
+ * config/rs6000/rs6000.c (mask64_operand): Allow all ones. Remove
+ CONST_DOUBLE code.
+ (mask_operand_wrap): New insn predicate.
+ (mask64_2_operand): Likewise.
+ (and64_2_operand): Likewise.
+ (build_mask64_2_operands): New function.
+ (extract_MB): New function.
+ (extract_ME): New function.
+ (print_operand <case m,M>): Use extract_MB and extract_ME.
+ (print_operand <case S>): Allow all ones. Remove CONST_DOUBLE support.
+ * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
+ (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
+ mask64_2_operand. Remove CONST_DOUBLE from mask64_operand.
+ * config/rs6000/rs6000.md (andsi3_internal3): New
+ (andsi3_internal3+1): Enable split for powerpc64.
+ (andsi3_internal3+2): New split.
+ (andsi3_internal4): Renamed old andsi3_internal3.
+ (andsi3_internal5): New.
+ (andsi3_internal5+1): Enable split for powerpc64.
+ (andsi3_internal5+2): New split.
+ (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
+ (anddi3): Handle 't' constraint.
+ (anddi3+1): New split.
+ (anddi3_internal2): Handle 't' constraint.
+ (anddi3_internal2+1): New split.
+ (anddi3_internal3): Handle 't' constraint.
+ (anddi3_internal3+1): New split.
+
+2002-07-24 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md: Remove scratch reg on insns using
+ addze and similar (plus (comparison r1 r2) r3) insns. Add
+ missing scratch reg in one case. Formatting fixes.
+
+2002-07-24 Neil Booth <neil@daikokuya.co.uk>
+
+ * cppexp.c (parse_defined): Mark macro used.
+ * cpphash.h (struct cpp_macro): New member "used".
+ (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
+ (struct cpp_reader): New member.
+ * cppinit.c (cpp_finish_options): Set first_unused_line.
+ (cpp_finish): Warn of unused macros if requested.
+ (OPT_TABLE): New switches.
+ (cpp_handle_option): Handle them.
+ * cpplib.c (do_undef): Warn if macro unused.
+ (do_ifdef, do_ifndef): Mark macro used.
+ * cpplib.h (struct cpp_options): New member.
+ * cppmacro.c (_cpp_warn_if_unused_macro): New.
+ (enter_macro_context): Mark macro used.
+ (_cpp_create_definition): Mark macro unused; warn if unused
+ when redefined.
+ * cpptrad.c (scan_out_logcial_line, push_replacement_text):
+ Mark macros used.
+ * doc/cppopts.texi: Update.
+
+2002-07-23 Neil Booth <neil@daikokuya.co.uk>
+
+ * dwarf2out.c (SECTION_ASM_OP,
+ ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * system.h (SECTION_ASM_OP): Poison.
+ * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
+ * config/alpha/alpha-interix.h, config/mips/linux.h
+ (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * config/mmix/mmix-protos.h, config/mmix/mmix.c
+ (mmix_asm_output_define_label_difference_symbol): Remove.
+ * config/mmix/mmix.h
+ (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
+ * doc/tm.texi: Remove documentation.
+
+Tue Jul 23 21:49:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
+ (constrain_operands): Likewise.
+ * regclass.c (record_reg_classes): Likewise.
+ * reload.c (find_reloads): Likewise.
+ * doc/md.texi: Likewise.
+
+ * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
+ * simplify-rtx.c (simplify_subreg): When converting to a non-int
+ mode, try to convert to an integer mode of matching size first.
* simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
from individual subregs, check that each subreg has been generated