asm_linux_amd64.s (1217B)
1 // Copyright 2009 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 //go:build gc 6 // +build gc 7 8 #include "textflag.h" 9 10 // 11 // System calls for AMD64, Linux 12 // 13 14 // Just jump to package syscall's implementation for all these functions. 15 // The runtime may know about them. 16 17 TEXT ·Syscall(SB),NOSPLIT,$0-56 18 JMP syscall·Syscall(SB) 19 20 TEXT ·Syscall6(SB),NOSPLIT,$0-80 21 JMP syscall·Syscall6(SB) 22 23 TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 24 CALL runtime·entersyscall(SB) 25 MOVQ a1+8(FP), DI 26 MOVQ a2+16(FP), SI 27 MOVQ a3+24(FP), DX 28 MOVQ $0, R10 29 MOVQ $0, R8 30 MOVQ $0, R9 31 MOVQ trap+0(FP), AX // syscall entry 32 SYSCALL 33 MOVQ AX, r1+32(FP) 34 MOVQ DX, r2+40(FP) 35 CALL runtime·exitsyscall(SB) 36 RET 37 38 TEXT ·RawSyscall(SB),NOSPLIT,$0-56 39 JMP syscall·RawSyscall(SB) 40 41 TEXT ·RawSyscall6(SB),NOSPLIT,$0-80 42 JMP syscall·RawSyscall6(SB) 43 44 TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 45 MOVQ a1+8(FP), DI 46 MOVQ a2+16(FP), SI 47 MOVQ a3+24(FP), DX 48 MOVQ $0, R10 49 MOVQ $0, R8 50 MOVQ $0, R9 51 MOVQ trap+0(FP), AX // syscall entry 52 SYSCALL 53 MOVQ AX, r1+32(FP) 54 MOVQ DX, r2+40(FP) 55 RET 56 57 TEXT ·gettimeofday(SB),NOSPLIT,$0-16 58 JMP syscall·gettimeofday(SB)