| // 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 AMD64, Linux |
| // |
| |
| // Just jump to package syscall's implementation for all these functions. |
| // The runtime may know about them. |
| |
| TEXT ·Syscall(SB),NOSPLIT,$0-56 |
| JMP syscall·Syscall(SB) |
| |
| TEXT ·Syscall6(SB),NOSPLIT,$0-80 |
| JMP syscall·Syscall6(SB) |
| |
| TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 |
| CALL runtime·entersyscall(SB) |
| MOVQ a1+8(FP), DI |
| MOVQ a2+16(FP), SI |
| MOVQ a3+24(FP), DX |
| MOVQ $0, R10 |
| MOVQ $0, R8 |
| MOVQ $0, R9 |
| MOVQ trap+0(FP), AX // syscall entry |
| SYSCALL |
| MOVQ AX, r1+32(FP) |
| MOVQ DX, r2+40(FP) |
| CALL runtime·exitsyscall(SB) |
| RET |
| |
| TEXT ·RawSyscall(SB),NOSPLIT,$0-56 |
| JMP syscall·RawSyscall(SB) |
| |
| TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 |
| JMP syscall·RawSyscall6(SB) |
| |
| TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 |
| MOVQ a1+8(FP), DI |
| MOVQ a2+16(FP), SI |
| MOVQ a3+24(FP), DX |
| MOVQ $0, R10 |
| MOVQ $0, R8 |
| MOVQ $0, R9 |
| MOVQ trap+0(FP), AX // syscall entry |
| SYSCALL |
| MOVQ AX, r1+32(FP) |
| MOVQ DX, r2+40(FP) |
| RET |
| |
| TEXT ·gettimeofday(SB),NOSPLIT,$0-16 |
| JMP syscall·gettimeofday(SB) |
