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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// +build !gccgo

#include "textflag.h"

//
// System calls for 386, Linux
//

// See ../runtime/sys_linux_386.s for the reason why we always use int 0x80
// instead of the glibc-specific "CALL 0x10(GS)".
#define INVOKE_SYSCALL  INT $0x80

// Just jump to package syscall's implementation for all these functions.
// The runtime may know about them.

TEXT ·Syscall(SB),NOSPLIT,$0-28
    JMP syscall·Syscall(SB)

TEXT ·Syscall6(SB),NOSPLIT,$0-40
    JMP syscall·Syscall6(SB)

TEXT ·SyscallNoError(SB),NOSPLIT,$0-24
    CALL    runtime·entersyscall(SB)
    MOVL    trap+0(FP), AX  // syscall entry
    MOVL    a1+4(FP), BX
    MOVL    a2+8(FP), CX
    MOVL    a3+12(FP), DX
    MOVL    $0, SI
    MOVL    $0, DI
    INVOKE_SYSCALL
    MOVL    AX, r1+16(FP)
    MOVL    DX, r2+20(FP)
    CALL    runtime·exitsyscall(SB)
    RET

TEXT ·RawSyscall(SB),NOSPLIT,$0-28
    JMP syscall·RawSyscall(SB)

TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
    JMP syscall·RawSyscall6(SB)

TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-24
    MOVL    trap+0(FP), AX  // syscall entry
    MOVL    a1+4(FP), BX
    MOVL    a2+8(FP), CX
    MOVL    a3+12(FP), DX
    MOVL    $0, SI
    MOVL    $0, DI
    INVOKE_SYSCALL
    MOVL    AX, r1+16(FP)
    MOVL    DX, r2+20(FP)
    RET

TEXT ·socketcall(SB),NOSPLIT,$0-36
    JMP syscall·socketcall(SB)

TEXT ·rawsocketcall(SB),NOSPLIT,$0-36
    JMP syscall·rawsocketcall(SB)

TEXT ·seek(SB),NOSPLIT,$0-28
    JMP syscall·seek(SB)