github.com/dorkamotorka/go/src@v0.0.0-20230614113921-187095f0e316/syscall/asm_linux_ppc64x.s (about) 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 //go:build linux && (ppc64 || ppc64le) 6 7 #include "textflag.h" 8 9 // 10 // System calls for ppc64, Linux 11 // 12 13 // func rawVforkSyscall(trap, a1, a2 uintptr) (r1, err uintptr) 14 TEXT ·rawVforkSyscall(SB),NOSPLIT|NOFRAME,$0-40 15 MOVD a1+8(FP), R3 16 MOVD a2+16(FP), R4 17 MOVD R0, R5 18 MOVD R0, R6 19 MOVD R0, R7 20 MOVD R0, R8 21 MOVD trap+0(FP), R9 // syscall entry 22 SYSCALL R9 23 BVC ok 24 MOVD $-1, R4 25 MOVD R4, r1+24(FP) // r1 26 MOVD R3, err+32(FP) // errno 27 RET 28 ok: 29 MOVD R3, r1+24(FP) // r1 30 MOVD R0, err+32(FP) // errno 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 R0, r2+40(FP) 44 RET