1 ; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu -O3 < %s | FileCheck %s
3 ; This test verifies that VSX swap optimization works when an implicit
4 ; subregister is present (in this case, in the XXPERMDI associated with
9 %x = alloca <2 x i64>, align 16
10 %0 = bitcast <2 x i64>* %x to i8*
11 call void @llvm.lifetime.start.p0i8(i64 16, i8* %0)
12 %arrayidx = getelementptr inbounds <2 x i64>, <2 x i64>* %x, i64 0, i64 0
13 store <2 x i64> <i64 0, i64 1>, <2 x i64>* %x, align 16
14 call void @foo(i64* %arrayidx)
15 call void @llvm.lifetime.end.p0i8(i64 16, i8* %0)
24 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture)
25 declare void @foo(i64*)
26 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture)