asm_linux_386.s
No OneTemporary
Actions

Size

1 KB

Subscribers

None

asm_linux_386.s
View Options

	// 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)