| ; Test strict 128-bit square root. |
| ; |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s |
| |
| declare fp128 @llvm.experimental.constrained.sqrt.f128(fp128, metadata, metadata) |
| |
| ; There's no memory form of SQXBR. |
| define void @f1(fp128 *%ptr) strictfp { |
| ; CHECK-LABEL: f1: |
| ; CHECK: ld %f0, 0(%r2) |
| ; CHECK: ld %f2, 8(%r2) |
| ; CHECK: sqxbr %f0, %f0 |
| ; CHECK: std %f0, 0(%r2) |
| ; CHECK: std %f2, 8(%r2) |
| ; CHECK: br %r14 |
| %orig = load fp128, fp128 *%ptr |
| %sqrt = call fp128 @llvm.experimental.constrained.sqrt.f128( |
| fp128 %orig, |
| metadata !"round.dynamic", |
| metadata !"fpexcept.strict") strictfp |
| store fp128 %sqrt, fp128 *%ptr |
| ret void |
| } |
