diff options
Diffstat (limited to 'src/syscall/asm_linux_arm.s')
| -rw-r--r-- | src/syscall/asm_linux_arm.s | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/syscall/asm_linux_arm.s b/src/syscall/asm_linux_arm.s index 458e9cce79..6bb4df81a0 100644 --- a/src/syscall/asm_linux_arm.s +++ b/src/syscall/asm_linux_arm.s @@ -154,6 +154,27 @@ ok1: MOVW R0, err+24(FP) RET +// func rawVforkSyscall(trap, a1 uintptr) (r1, err uintptr) +TEXT ·rawVforkSyscall(SB),NOSPLIT|NOFRAME,$0-16 + MOVW trap+0(FP), R7 // syscall entry + MOVW a1+4(FP), R0 + MOVW $0, R1 + MOVW $0, R2 + SWI $0 + MOVW $0xfffff001, R1 + CMP R1, R0 + BLS ok + MOVW $-1, R1 + MOVW R1, r1+8(FP) + RSB $0, R0, R0 + MOVW R0, err+12(FP) + RET +ok: + MOVW R0, r1+8(FP) + MOVW $0, R0 + MOVW R0, err+12(FP) + RET + // func rawSyscallNoError(trap uintptr, a1, a2, a3 uintptr) (r1, r2 uintptr); TEXT ·rawSyscallNoError(SB),NOSPLIT,$0-24 MOVW trap+0(FP), R7 // syscall entry |