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1; Test strict 128-bit floating-point subtraction.2;3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s4 5declare fp128 @llvm.experimental.constrained.fsub.f128(fp128, fp128, metadata, metadata)6declare fp128 @llvm.experimental.constrained.fpext.f128.f32(float, metadata)7 8; There is no memory form of 128-bit subtraction.9define void @f1(ptr %ptr, float %f2) strictfp {10; CHECK-LABEL: f1:11; CHECK-DAG: lxebr %f0, %f012; CHECK-DAG: ld %f1, 0(%r2)13; CHECK-DAG: ld %f3, 8(%r2)14; CHECK: sxbr %f1, %f015; CHECK: std %f1, 0(%r2)16; CHECK: std %f3, 8(%r2)17; CHECK: br %r1418 %f1 = load fp128, ptr %ptr19 %f2x = call fp128 @llvm.experimental.constrained.fpext.f128.f32(float %f2,20 metadata !"fpexcept.strict") #021 %sum = call fp128 @llvm.experimental.constrained.fsub.f128(22 fp128 %f1, fp128 %f2x,23 metadata !"round.dynamic",24 metadata !"fpexcept.strict") #025 store fp128 %sum, ptr %ptr26 ret void27}28 29attributes #0 = { strictfp }30