|  | ; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s | FileCheck %s | 
|  | target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64" | 
|  | target triple = "powerpc64-unknown-linux-gnu" | 
|  |  | 
|  | %struct.s = type { i32, i32 } | 
|  |  | 
|  | declare void @bar(i32*, i32*) #0 | 
|  |  | 
|  | define void @goo(%struct.s* byval nocapture readonly %a, i32 signext %n) #0 { | 
|  | entry: | 
|  | %0 = zext i32 %n to i64 | 
|  | %vla = alloca i32, i64 %0, align 128 | 
|  | %vla1 = alloca i32, i64 %0, align 128 | 
|  | %a2 = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 0 | 
|  | %1 = load i32, i32* %a2, align 4 | 
|  | store i32 %1, i32* %vla1, align 128 | 
|  | %b = getelementptr inbounds %struct.s, %struct.s* %a, i64 0, i32 1 | 
|  | %2 = load i32, i32* %b, align 4 | 
|  | %arrayidx3 = getelementptr inbounds i32, i32* %vla1, i64 1 | 
|  | store i32 %2, i32* %arrayidx3, align 4 | 
|  | call void @bar(i32* %vla1, i32* %vla) #0 | 
|  | ret void | 
|  |  | 
|  | ; CHECK-LABEL: @goo | 
|  |  | 
|  | ; CHECK-DAG: li [[REG1:[0-9]+]], -128 | 
|  | ; CHECK-DAG: neg [[REG2:[0-9]+]], | 
|  | ; CHECK: and [[REG3:[0-9]+]], [[REG2]], [[REG1]] | 
|  | ; CHECK: stdux {{[0-9]+}}, 1, [[REG3]] | 
|  |  | 
|  | ; CHECK: blr | 
|  |  | 
|  | } | 
|  |  | 
|  | attributes #0 = { nounwind } |