1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mcpu=pwr8 -mtriple=powerpc64le-unknown-linux-gnu -O3 < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; This test verifies that VSX swap optimization works for the 4*9880d681SAndroid Build Coastguard Worker; doubleword splat idiom. 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker@a = external global <2 x double>, align 16 7*9880d681SAndroid Build Coastguard Worker@b = external global <2 x double>, align 16 8*9880d681SAndroid Build Coastguard Worker 9*9880d681SAndroid Build Coastguard Workerdefine void @test(double %s) { 10*9880d681SAndroid Build Coastguard Workerentry: 11*9880d681SAndroid Build Coastguard Worker %0 = insertelement <2 x double> undef, double %s, i32 0 12*9880d681SAndroid Build Coastguard Worker %1 = shufflevector <2 x double> %0, <2 x double> undef, <2 x i32> zeroinitializer 13*9880d681SAndroid Build Coastguard Worker %2 = load <2 x double>, <2 x double>* @a, align 16 14*9880d681SAndroid Build Coastguard Worker %3 = fadd <2 x double> %0, %2 15*9880d681SAndroid Build Coastguard Worker store <2 x double> %3, <2 x double>* @b, align 16 16*9880d681SAndroid Build Coastguard Worker ret void 17*9880d681SAndroid Build Coastguard Worker} 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test 20*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: xxspltd 21*9880d681SAndroid Build Coastguard Worker; CHECK-DAG: lxvd2x 22*9880d681SAndroid Build Coastguard Worker; CHECK: xvadddp 23*9880d681SAndroid Build Coastguard Worker; CHECK: stxvd2x 24*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: xxswapd 25