| // Copyright 2022 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. |
| |
| //go:build linux && loong64 && gc |
| // +build linux |
| // +build loong64 |
| // +build gc |
| |
| #include "textflag.h" |
| |
| |
| // 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 |
| JAL runtime·entersyscall(SB) |
| MOVV a1+8(FP), R4 |
| MOVV a2+16(FP), R5 |
| MOVV a3+24(FP), R6 |
| MOVV R0, R7 |
| MOVV R0, R8 |
| MOVV R0, R9 |
| MOVV trap+0(FP), R11 // syscall entry |
| SYSCALL |
| MOVV R4, r1+32(FP) |
| MOVV R0, r2+40(FP) // r2 is not used. Always set to 0 |
| JAL 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 |
| MOVV a1+8(FP), R4 |
| MOVV a2+16(FP), R5 |
| MOVV a3+24(FP), R6 |
| MOVV R0, R7 |
| MOVV R0, R8 |
| MOVV R0, R9 |
| MOVV trap+0(FP), R11 // syscall entry |
| SYSCALL |
| MOVV R4, r1+32(FP) |
| MOVV R0, r2+40(FP) // r2 is not used. Always set to 0 |
| RET |
