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1; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s | FileCheck %s2target 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"3target triple = "powerpc64-unknown-linux-gnu"4 5%struct.s = type { i32, i32 }6 7declare void @bar(ptr, ptr) #08 9define void @goo(ptr byval(%struct.s) nocapture readonly %a, i32 signext %n) #0 {10entry:11 %0 = zext i32 %n to i6412 %vla = alloca i32, i64 %0, align 12813 %vla1 = alloca i32, i64 %0, align 12814 %1 = load i32, ptr %a, align 415 store i32 %1, ptr %vla1, align 12816 %b = getelementptr inbounds %struct.s, ptr %a, i64 0, i32 117 %2 = load i32, ptr %b, align 418 %arrayidx3 = getelementptr inbounds i32, ptr %vla1, i64 119 store i32 %2, ptr %arrayidx3, align 420 call void @bar(ptr %vla1, ptr %vla) #021 ret void22 23; CHECK-LABEL: @goo24 25; CHECK-DAG: li [[REG1:[0-9]+]], -12826; CHECK-DAG: neg [[REG2:[0-9]+]],27; CHECK: and [[REG3:[0-9]+]], [[REG2]], [[REG1]]28; CHECK: stdux {{[0-9]+}}, 1, [[REG3]]29 30; CHECK: blr31 32}33 34attributes #0 = { nounwind }35