From-SVN: r16096

From-SVN: r16095

From-SVN: r16080

From-SVN: r16070

	* tree.c (restore_tree_status): Also free up temporary storage
	when we finish a toplevel function.
	(dump_tree_statistics): Print stats for backend obstacks.

	* libgcc2.c (__throw): Don't copy the return address.
	* dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.

	* except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
	* toplev.c (main): Initialize exceptions_via_longjmp.

	* tree.c: Add extra_inline_obstacks.
	(save_tree_status): Use it.
	(restore_tree_status): If this is a toplevel inline obstack and we
	didn't want to save anything on it, recycle it.
	(print_inline_obstack_statistics): New fn.
	* function.c (pop_function_context_from): Pass context to
	restore_tree_status.
	* obstack.h (obstack_empty_p): New macro.

From-SVN: r16050

From-SVN: r16046

From-SVN: r15993

        * v850.c (ep_memory_offset): New function.
        (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.

        * v850.h (CONST_OK_FOR_*): Add and correct comments.
        (CONSTANT_ADDRESS_P): Add comment.
        (EXTRA_CONSTRAINT): Define 'U'.
        * v850.md: Add comments on bit field instructions.
        (addsi3): Delete &r/r/r alternative.  Add r/r/U alternative.
        (lshrsi3): Use N not J constraint.

        * v850.md (v850_tst1+1): New define_split for tst1 instruction.

        * v850.c (reg_or_0_operand): Call register_operand.
        (reg_or_int5_operand): Likewise.
        * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
        (TARGET_SWITCHES): Add "big-switch".
        (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
        ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
        (CASE_DROPS_THROUGH): Comment out.
        (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
        * v850.md (cmpsi): Delete compare mode.
        (casesi): New pattern.

        * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
        * v850.md (ashlsi3): Use SImode not QImode for shift count.
        (lshrsi3): Likewise.

        * v850.c (print_operand): Add 'c', 'C', and 'z' support.  Delete
        unreachable switch statement after 'b' support.  Remove "b" from
        strings for 'b' support.
        * v850.md (branch_normal, branch_invert): Change %b to b%b.

v850 patches from Jim.

From-SVN: r15992

        * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
        empty line if @inhibit_libc@ is empty.

From-SVN: r15991

        * i386/sco5.h: Let ELF use dwarf2 unwinding.  COFF uses sjlj.
        (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
        (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
        (DWARF2_UNWIND_INFO): Let this track object file format.
        (EXTRA_SECTIONS): Add in_eh.
        (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
        (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.

From-SVN: r15990

From-SVN: r15989

From-SVN: r15987

From-SVN: r15986

	fmovd so it works if a quad float ends up in one of the upper 32
	float regs.

From-SVN: r15985

* sparc.c (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
fmovd so it works if a quad float ends up in one of the upper 32
float regs.

From-SVN: r15984

	* sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
	necessary for PIC support on sparc64.

From-SVN: r15982

From-SVN: r15979

From-SVN: r15978

	* sparc/sparc.c (output_double_int): Output DI mode values
	correctly when HOST_BITS_PER_WIDE_INT is 64.

From-SVN: r15977

	* sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
	TARGET_MEDANY.

From-SVN: r15974

From-SVN: r15972

From-SVN: r15971

From-SVN: r15969

	* sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
	* sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
	(PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
	(SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
	(SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
	(SPARC_FP_ARG_FIRST): New macro.
	(CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
	(REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
	(NPARM_REGS): There are 32 fp argument registers now.
	(FUNCTION_ARG_REGNO_P): Likewise.
	(FIRST_PARM_OFFSET): Update to new v9 abi.
	(REG_PARM_STACK_SPACE): Define for arch64.
	(enum sparc_arg_class): Delete.
	(sparc_arg_count,sparc_n_named_args): Delete.
	(struct sparc_args): Redefine and use for arch32 as well as arch64.
	(GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
	(FUNCTION_ARG_ADVANCE): Rewrite.
	(FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
	(FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
	(FUNCTION_ARG_CALLEE_COPIES): Delete.
	(FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
	(STRICT_ARGUMENT_NAMING): Define.
	(doublemove_string): Declare.
	* sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
	(single_move_string): Use GEN_INT, and HOST_WIDE_INT.
	(doublemove_string): New function.
	(output_move_quad): Clean up some of the arch64 support.
	(compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
	Don't add 8 bytes of reserved space if arch64.
	(sparc_builtin_saveregs): Combine arch32/arch64 versions.
	(init_cumulative_args): New function.
	(function_arg_slotno): New static function.
	(function_arg,function_arg_partial_nregs): New functions.
	(function_arg_{pass_by_reference,advance}): New functions.
	(function_arg_padding): New function.
First pass at updating to current v9 abi.

From-SVN: r15968

From-SVN: r15955

regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P for hard regs to determine base and index...

        * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
        for hard regs to determine base and index registers.

From-SVN: r15954

        * reload.c (debug_reload_to_stream): New function.  Specify stream
        into which to write debug info.
        (debug_reload): Modify to call debug_reload_to_stream with stderr.
Thanks.  Installed.

From-SVN: r15953

        * combine.c (can_combine_p): Don't combine with an asm whose
        output is a hard register.

From-SVN: r15940

        * c-decl.c (start_struct): Ensure that structs with forward
        declarations are in fact packed when -fpack-struct is given.

        * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
        we are packing a structure.  This allows a structure with only
        bytes to be aligned on a byte boundary and have no padding on a
        m68k.

From-SVN: r15939

        * pt.c (determine_explicit_specialization): Initialize "dummy"
        to keep Purify quiet.

From-SVN: r15938

        * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
Bring over from gcc2.

From-SVN: r15937

        * alpha.c (alpha_return_addr_rtx): New variable.
        (alpha_save_machine_status): New; save it.
        (alpha_restore_machine_status): New; restore it.
        (alpha_init_expanders): New; clear it.
        (alpha_return_addr): New; set it.
        (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
        is overly conservative, so search the insns explicitly.
        (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
        (alpha_sa_size [VMS && !VMS]): Likewise.
        * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
        (INIT_EXPANDERS): New definition.

        * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
        (output_prolog [!VMS]): Use them.

        * alpha.c (output_prolog [!VMS]): Move gp detection to ...
        (alpha_does_function_need_gp): ... a new function.  Refine the
        CALL_INSN test to just TYPE_JSR.
        * alpha.md (most call insns): Fix some jsr/ibr type transpositions.

From-SVN: r15936

From-SVN: r15932

        * configure.in: Create compatibility code in bits/libc-lock.h file.


        * libio.h (_IO_LOCK_T): Handle glibc 2 when _IO_MTSAFE_IO is
        not defined.

        * filedoalloc.c (_IO_file_doallocate): Don't call
        _IO_cleanup_registration_needed if __linux__ is defined.

        * iofclose.c (fclose): Make it weak alias of _IO_fclose if
        __ELF__ is defined.

        * iovsprintf.c (vsprintf): Make it weak alias of _IO_vsprintf
        if __ELF__ is defined.

        * iovsscanf.c (vsscanf): Make it weak alias of _IO_vsscanf if
        __ELF__ is defined.

        * config/linuxlibc1.mt (MT_CFLAGS): Defined as -D_G_HAVE_MMAP.
        (IO_OBJECTS): Add filedoalloc.o fileops.o genops.o iofclose.o
        iovsprintf.o iovsscanf.o strops.o.

From-SVN: r15931

        * Make-lang.in (stmp-f2c.h): Don't configure the runtime
        directory if LANGUAGES does not include f77.

From-SVN: r15930

        * asprintf.c: Consistently use either stdarg or varargs.

Bring over from devo.

From-SVN: r15929

	* method.c (build_overload_value): Handle TEMPLATE_CONST_PARMs here.
	(build_overload_int): Not here.

Wed Oct 15 00:35:28 1997  Mike Stump  <mrs@wrs.com>

	* class.c (build_type_pathname): Remove.
	(prepare_fresh_vtable): Fix problem with complex MI vtable names.

From-SVN: r15928

        * pa.c (move_operand): Respect -mdisable-indexing.
        * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
Bring over from gcc2.  Fixes ada -O2 bootstrap.

From-SVN: r15927

From-SVN: r15918

        * alpha.c (final_prescan_insn): Gut, remove and transform to ...
        (alpha_handle_trap_shadows): ... a new function.  Handle the entire
        function in one go.  Emit RTL for trapb, instead of printf directly.
        (alpha_reorg): New function.  Call alpha_handle_trap_shadows.
        (trap_pending): Kill global variable.
        (output_epilog): Don't call final_prescan_insn.
        (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
        * alpha.h (FINAL_PRESCAN_INSN): Remove.
        (MACHINE_DEPENENT_REORG): Define.
        * alpha.md (jsr patterns with trapb): Stupid and useless.  Kill.
        (trapb): New insn.

From-SVN: r15917