1; Test 128-bit floating-point subtraction.
2;
3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4
5; There is no memory form of 128-bit subtraction.
6define void @f1(fp128 *%ptr, float %f2) {
7; CHECK-LABEL: f1:
8; CHECK: lxebr %f0, %f0
9; CHECK: ld %f1, 0(%r2)
10; CHECK: ld %f3, 8(%r2)
11; CHECK: sxbr %f1, %f0
12; CHECK: std %f1, 0(%r2)
13; CHECK: std %f3, 8(%r2)
14; CHECK: br %r14
15  %f1 = load fp128 *%ptr
16  %f2x = fpext float %f2 to fp128
17  %sum = fsub fp128 %f1, %f2x
18  store fp128 %sum, fp128 *%ptr
19  ret void
20}
21