1; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s 2 3declare double @llvm.experimental.constrained.fma.f64(double %f1, double %f2, double %f3, metadata, metadata) 4declare float @llvm.experimental.constrained.fma.f32(float %f1, float %f2, float %f3, metadata, metadata) 5 6define double @f1(double %f1, double %f2, double %acc) #0 { 7; CHECK-LABEL: f1: 8; CHECK: wfnmadb %f0, %f0, %f2, %f4 9; CHECK: br %r14 10 %res = call double @llvm.experimental.constrained.fma.f64 ( 11 double %f1, double %f2, double %acc, 12 metadata !"round.dynamic", 13 metadata !"fpexcept.strict") #0 14 %negres = fneg double %res 15 ret double %negres 16} 17 18define double @f2(double %f1, double %f2, double %acc) #0 { 19; CHECK-LABEL: f2: 20; CHECK: wfnmsdb %f0, %f0, %f2, %f4 21; CHECK: br %r14 22 %negacc = fneg double %acc 23 %res = call double @llvm.experimental.constrained.fma.f64 ( 24 double %f1, double %f2, double %negacc, 25 metadata !"round.dynamic", 26 metadata !"fpexcept.strict") #0 27 %negres = fneg double %res 28 ret double %negres 29} 30 31define float @f3(float %f1, float %f2, float %acc) #0 { 32; CHECK-LABEL: f3: 33; CHECK: wfnmasb %f0, %f0, %f2, %f4 34; CHECK: br %r14 35 %res = call float @llvm.experimental.constrained.fma.f32 ( 36 float %f1, float %f2, float %acc, 37 metadata !"round.dynamic", 38 metadata !"fpexcept.strict") #0 39 %negres = fneg float %res 40 ret float %negres 41} 42 43define float @f4(float %f1, float %f2, float %acc) #0 { 44; CHECK-LABEL: f4: 45; CHECK: wfnmssb %f0, %f0, %f2, %f4 46; CHECK: br %r14 47 %negacc = fneg float %acc 48 %res = call float @llvm.experimental.constrained.fma.f32 ( 49 float %f1, float %f2, float %negacc, 50 metadata !"round.dynamic", 51 metadata !"fpexcept.strict") #0 52 %negres = fneg float %res 53 ret float %negres 54} 55 56attributes #0 = { strictfp } 57