; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s ; When the extractelement is converted to a load the store can be re-used. ; This will, however, introduce a cycle into the selection DAG (the load ; of the extractelement index is dependent on the store, and so after the ; conversion it becomes dependent on the new load, which is dependent on ; the index). Make sure we skip the store, and conservatively instead ; use a store to the stack. define float @foo(i32* %i, <4 x float>* %v) { ; CHECK-LABEL: foo: ; CHECK: movaps %xmm0, -[[OFFSET:[0-9]+]](%rsp) ; CHECK: movss -[[OFFSET]](%rsp,{{.*}}), %xmm0 {{.*}} ; CHECK-NEXT: retq %1 = load <4 x float>, <4 x float>* %v, align 16 %mul = fmul <4 x float> %1, %1 store <4 x float> %mul, <4 x float>* %v, align 16 %2 = load i32, i32* %i, align 4 %vecext = extractelement <4 x float> %mul, i32 %2 ret float %vecext }