| Ian Lance Taylor | 4cd067a | 2015-05-13 16:19:56 -0700 | [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 | |
| Tobias Klauser | 09eb48e | 2021-04-23 12:12:02 +0200 | [diff] [blame] | 5 | //go:build linux && (ppc64 || ppc64le) && gc |
| Ian Lance Taylor | 4cd067a | 2015-05-13 16:19:56 -0700 | [diff] [blame] | 6 | // +build linux |
| 7 | // +build ppc64 ppc64le |
| Tamir Duberstein | 0a15ea8 | 2020-11-12 17:30:29 -0500 | [diff] [blame] | 8 | // +build gc |
| Ian Lance Taylor | 4cd067a | 2015-05-13 16:19:56 -0700 | [diff] [blame] | 9 | |
| 10 | #include "textflag.h" |
| 11 | |
| 12 | // |
| 13 | // System calls for ppc64, Linux |
| 14 | // |
| 15 | |
| 16 | // Just jump to package syscall's implementation for all these functions. |
| 17 | // The runtime may know about them. |
| 18 | |
| Tobias Klauser | 28a7276 | 2018-01-02 12:13:44 +0100 | [diff] [blame] | 19 | TEXT ·SyscallNoError(SB),NOSPLIT,$0-48 |
| 20 | BL runtime·entersyscall(SB) |
| 21 | MOVD a1+8(FP), R3 |
| 22 | MOVD a2+16(FP), R4 |
| 23 | MOVD a3+24(FP), R5 |
| 24 | MOVD R0, R6 |
| 25 | MOVD R0, R7 |
| 26 | MOVD R0, R8 |
| 27 | MOVD trap+0(FP), R9 // syscall entry |
| 28 | SYSCALL R9 |
| 29 | MOVD R3, r1+32(FP) |
| 30 | MOVD R4, r2+40(FP) |
| 31 | BL runtime·exitsyscall(SB) |
| 32 | RET |
| 33 | |
| Tobias Klauser | 28a7276 | 2018-01-02 12:13:44 +0100 | [diff] [blame] | 34 | TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48 |
| 35 | MOVD a1+8(FP), R3 |
| 36 | MOVD a2+16(FP), R4 |
| 37 | MOVD a3+24(FP), R5 |
| 38 | MOVD R0, R6 |
| 39 | MOVD R0, R7 |
| 40 | MOVD R0, R8 |
| 41 | MOVD trap+0(FP), R9 // syscall entry |
| 42 | SYSCALL R9 |
| 43 | MOVD R3, r1+32(FP) |
| 44 | MOVD R4, r2+40(FP) |
| 45 | RET |
