1 ; Test moves between FPRs. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 4 5 ; Test f32 moves. 6 define float @f1(float %a, float %b) { 7 ; CHECK-LABEL: f1: 8 ; CHECK: ler %f0, %f2 9 ret float %b 10 } 11 12 ; Test f64 moves. 13 define double @f2(double %a, double %b) { 14 ; CHECK-LABEL: f2: 15 ; CHECK: ldr %f0, %f2 16 ret double %b 17 } 18 19 ; Test f128 moves. Since f128s are passed by reference, we need to force 20 ; a copy by other means. 21 define void @f3(fp128 *%x) { 22 ; CHECK-LABEL: f3: 23 ; CHECK: lxr 24 ; CHECK: axbr 25 %val = load volatile fp128 *%x 26 %sum = fadd fp128 %val, %val 27 store volatile fp128 %sum, fp128 *%x 28 store volatile fp128 %val, fp128 *%x 29 ret void 30 } 31
