1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=core-avx-i -mattr=+rdrnd | FileCheck %s
3
4declare {i64, i32} @llvm.x86.rdrand.64()
5
6define i32 @_rdrand64_step(i64* %random_val) {
7; CHECK-LABEL: _rdrand64_step:
8; CHECK:       # %bb.0:
9; CHECK-NEXT:    rdrandq %rcx
10; CHECK-NEXT:    movl $1, %eax
11; CHECK-NEXT:    cmovael %ecx, %eax
12; CHECK-NEXT:    movq %rcx, (%rdi)
13; CHECK-NEXT:    retq
14  %call = call {i64, i32} @llvm.x86.rdrand.64()
15  %randval = extractvalue {i64, i32} %call, 0
16  store i64 %randval, i64* %random_val
17  %isvalid = extractvalue {i64, i32} %call, 1
18  ret i32 %isvalid
19}
20