// 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)