1 ; Test strict multiplication of two f128s.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
5 declare fp128 @llvm.experimental.constrained.fmul.f128(fp128, fp128, metadata, metadata)
7 ; There is no memory form of 128-bit multiplication.
8 define void @f1(fp128 *%ptr, float %f2) {
10 ; CHECK-DAG: lxebr %f0, %f0
11 ; CHECK-DAG: ld %f1, 0(%r2)
12 ; CHECK-DAG: ld %f3, 8(%r2)
13 ; CHECK: mxbr %f0, %f1
14 ; CHECK: std %f0, 0(%r2)
15 ; CHECK: std %f2, 8(%r2)
17 %f1 = load fp128, fp128 *%ptr
18 %f2x = fpext float %f2 to fp128
19 %diff = call fp128 @llvm.experimental.constrained.fmul.f128(
20 fp128 %f1, fp128 %f2x,
21 metadata !"round.dynamic",
22 metadata !"fpexcept.strict")
23 store fp128 %diff, fp128 *%ptr