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