blob: 7deceebe9ca97928ed6d62e1bec0bc1c8abcaa2f [file] [log] [blame]
; Test 128-bit floating-point subtraction.
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; There is no memory form of 128-bit subtraction.
define void @f1(fp128 *%ptr, float %f2) {
; CHECK-DAG: lxebr %f0, %f0
; CHECK-DAG: ld %f1, 0(%r2)
; CHECK-DAG: ld %f3, 8(%r2)
; CHECK: sxbr %f1, %f0
; CHECK: std %f1, 0(%r2)
; CHECK: std %f3, 8(%r2)
; CHECK: br %r14
%f1 = load fp128, fp128 *%ptr
%f2x = fpext float %f2 to fp128
%sum = fsub fp128 %f1, %f2x
store fp128 %sum, fp128 *%ptr
ret void