| Don Newton | 98fd881 | 2019-09-23 15:15:02 -0400 | [diff] [blame] | 1 | // Copyright 2014 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 | // +build linux |
| 6 | // +build ppc64 ppc64le |
| 7 | // +build !gccgo |
| 8 | |
| 9 | #include "textflag.h" |
| 10 | |
| 11 | // |
| 12 | // System calls for ppc64, Linux |
| 13 | // |
| 14 | |
| 15 | // Just jump to package syscall's implementation for all these functions. |
| 16 | // The runtime may know about them. |
| 17 | |
| 18 | TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 |
| 19 | BL runtime·entersyscall(SB) |
| 20 | MOVD a1+8(FP), R3 |
| 21 | MOVD a2+16(FP), R4 |
| 22 | MOVD a3+24(FP), R5 |
| 23 | MOVD R0, R6 |
| 24 | MOVD R0, R7 |
| 25 | MOVD R0, R8 |
| 26 | MOVD trap+0(FP), R9 // syscall entry |
| 27 | SYSCALL R9 |
| 28 | MOVD R3, r1+32(FP) |
| 29 | MOVD R4, r2+40(FP) |
| 30 | BL runtime·exitsyscall(SB) |
| 31 | RET |
| 32 | |
| 33 | TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 |
| 34 | MOVD a1+8(FP), R3 |
| 35 | MOVD a2+16(FP), R4 |
| 36 | MOVD a3+24(FP), R5 |
| 37 | MOVD R0, R6 |
| 38 | MOVD R0, R7 |
| 39 | MOVD R0, R8 |
| 40 | MOVD trap+0(FP), R9 // syscall entry |
| 41 | SYSCALL R9 |
| 42 | MOVD R3, r1+32(FP) |
| 43 | MOVD R4, r2+40(FP) |
| 44 | RET |