1 ; Test floating-point absolute.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
6 declare float @llvm.fabs.f32(float %f)
7 define float @f1(float %f) {
9 ; CHECK: lpebr %f0, %f0
11 %res = call float @llvm.fabs.f32(float %f)
16 declare double @llvm.fabs.f64(double %f)
17 define double @f2(double %f) {
19 ; CHECK: lpdbr %f0, %f0
21 %res = call double @llvm.fabs.f64(double %f)
25 ; Test f128. With the loads and stores, a pure absolute would probably
26 ; be better implemented using an NI on the upper byte. Do some extra
27 ; processing so that using FPRs is unequivocally better.
28 declare fp128 @llvm.fabs.f128(fp128 %f)
29 define void @f3(fp128 *%ptr, fp128 *%ptr2) {
34 %orig = load fp128 *%ptr
35 %abs = call fp128 @llvm.fabs.f128(fp128 %orig)
36 %op2 = load fp128 *%ptr2
37 %res = fdiv fp128 %abs, %op2
38 store fp128 %res, fp128 *%ptr