1 ; RUN: llc < %s -march=x86 | FileCheck %s
2 ; This should not load or store the top part of *P.
4 define void @test(i64* %P) nounwind {
6 ; CHECK: movl 4(%esp), %[[REGISTER:.*]]
7 ; CHECK-NOT: 4(%[[REGISTER]])
9 %tmp1 = load i64, i64* %P, align 8 ; <i64> [#uses=1]
10 %tmp2 = xor i64 %tmp1, 1 ; <i64> [#uses=1]
11 store i64 %tmp2, i64* %P, align 8