1*9880d681SAndroid Build Coastguard Worker; Test moves between FPRs on z13. 2*9880d681SAndroid Build Coastguard Worker; 3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; Test that we use LDR instead of LER. 6*9880d681SAndroid Build Coastguard Workerdefine float @f1(float %a, float %b) { 7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1: 8*9880d681SAndroid Build Coastguard Worker; CHECK: ldr %f0, %f2 9*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 10*9880d681SAndroid Build Coastguard Worker ret float %b 11*9880d681SAndroid Build Coastguard Worker} 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Worker; Test f64 moves. 14*9880d681SAndroid Build Coastguard Workerdefine double @f2(double %a, double %b) { 15*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 16*9880d681SAndroid Build Coastguard Worker; CHECK: ldr %f0, %f2 17*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 18*9880d681SAndroid Build Coastguard Worker ret double %b 19*9880d681SAndroid Build Coastguard Worker} 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Worker; Test f128 moves. Since f128s are passed by reference, we need to force 22*9880d681SAndroid Build Coastguard Worker; a copy by other means. 23*9880d681SAndroid Build Coastguard Workerdefine void @f3(fp128 *%x) { 24*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3: 25*9880d681SAndroid Build Coastguard Worker; CHECK: lxr 26*9880d681SAndroid Build Coastguard Worker; CHECK: axbr 27*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 28*9880d681SAndroid Build Coastguard Worker %val = load volatile fp128 , fp128 *%x 29*9880d681SAndroid Build Coastguard Worker %sum = fadd fp128 %val, %val 30*9880d681SAndroid Build Coastguard Worker store volatile fp128 %sum, fp128 *%x 31*9880d681SAndroid Build Coastguard Worker store volatile fp128 %val, fp128 *%x 32*9880d681SAndroid Build Coastguard Worker ret void 33*9880d681SAndroid Build Coastguard Worker} 34