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| // Copyright 2014 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 linux
| // +build ppc64 ppc64le
|
| #include "textflag.h"
|
| //
| // System calls for ppc64, Linux
| //
|
| // func Syscall(trap int64, a1, a2, a3 int64) (r1, r2, err int64);
| TEXT ·Syscall(SB),NOSPLIT,$0-56
| BL runtime·entersyscall(SB)
| MOVD a1+8(FP), R3
| MOVD a2+16(FP), R4
| MOVD a3+24(FP), R5
| MOVD R0, R6
| MOVD R0, R7
| MOVD R0, R8
| MOVD trap+0(FP), R9 // syscall entry
| SYSCALL R9
| BVC ok
| MOVD $-1, R4
| MOVD R4, r1+32(FP) // r1
| MOVD R0, r2+40(FP) // r2
| MOVD R3, err+48(FP) // errno
| BL runtime·exitsyscall(SB)
| RET
| ok:
| MOVD R3, r1+32(FP) // r1
| MOVD R4, r2+40(FP) // r2
| MOVD R0, err+48(FP) // errno
| BL runtime·exitsyscall(SB)
| RET
|
| TEXT ·Syscall6(SB),NOSPLIT,$0-80
| BL runtime·entersyscall(SB)
| MOVD a1+8(FP), R3
| MOVD a2+16(FP), R4
| MOVD a3+24(FP), R5
| MOVD a4+32(FP), R6
| MOVD a5+40(FP), R7
| MOVD a6+48(FP), R8
| MOVD trap+0(FP), R9 // syscall entry
| SYSCALL R9
| BVC ok6
| MOVD $-1, R4
| MOVD R4, r1+56(FP) // r1
| MOVD R0, r2+64(FP) // r2
| MOVD R3, err+72(FP) // errno
| BL runtime·exitsyscall(SB)
| RET
| ok6:
| MOVD R3, r1+56(FP) // r1
| MOVD R4, r2+64(FP) // r2
| MOVD R0, err+72(FP) // errno
| BL runtime·exitsyscall(SB)
| RET
|
| TEXT ·RawSyscall(SB),NOSPLIT,$0-56
| MOVD a1+8(FP), R3
| MOVD a2+16(FP), R4
| MOVD a3+24(FP), R5
| MOVD R0, R6
| MOVD R0, R7
| MOVD R0, R8
| MOVD trap+0(FP), R9 // syscall entry
| SYSCALL R9
| BVC ok1
| MOVD $-1, R4
| MOVD R4, r1+32(FP) // r1
| MOVD R0, r2+40(FP) // r2
| MOVD R3, err+48(FP) // errno
| RET
| ok1:
| MOVD R3, r1+32(FP) // r1
| MOVD R4, r2+40(FP) // r2
| MOVD R0, err+48(FP) // errno
| RET
|
| TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
| MOVD a1+8(FP), R3
| MOVD a2+16(FP), R4
| MOVD a3+24(FP), R5
| MOVD a4+32(FP), R6
| MOVD a5+40(FP), R7
| MOVD a6+48(FP), R8
| MOVD trap+0(FP), R9 // syscall entry
| SYSCALL R9
| BVC ok2
| MOVD $-1, R4
| MOVD R4, r1+56(FP) // r1
| MOVD R0, r2+64(FP) // r2
| MOVD R3, err+72(FP) // errno
| RET
| ok2:
| MOVD R3, r1+56(FP) // r1
| MOVD R4, r2+64(FP) // r2
| MOVD R0, err+72(FP) // errno
| RET
|
| TEXT ·rawSyscallNoError(SB),NOSPLIT,$0-48
| MOVD a1+8(FP), R3
| MOVD a2+16(FP), R4
| MOVD a3+24(FP), R5
| MOVD R0, R6
| MOVD R0, R7
| MOVD R0, R8
| MOVD trap+0(FP), R9 // syscall entry
| SYSCALL R9
| MOVD R3, r1+32(FP)
| MOVD R4, r2+40(FP)
| RET
|
|
