1; RUN: opt -S -dxil-intrinsic-expansion -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s 2 3; Make sure dxil operation function calls for exp are generated for float and half. 4 5; CHECK-LABEL: exp_float 6; CHECK: fmul float 0x3FF7154760000000, %{{.*}} 7; CHECK: call float @dx.op.unary.f32(i32 21, float %{{.*}}) #[[#ATTR:]] 8define noundef float @exp_float(float noundef %a) { 9entry: 10 %a.addr = alloca float, align 4 11 store float %a, ptr %a.addr, align 4 12 %0 = load float, ptr %a.addr, align 4 13 %elt.exp = call float @llvm.exp.f32(float %0) 14 ret float %elt.exp 15} 16 17; CHECK-LABEL: exp_half 18; CHECK: fmul half 0xH3DC5, %{{.*}} 19; CHECK: call half @dx.op.unary.f16(i32 21, half %{{.*}}) #[[#ATTR]] 20; Function Attrs: noinline nounwind optnone 21define noundef half @exp_half(half noundef %a) { 22entry: 23 %a.addr = alloca half, align 2 24 store half %a, ptr %a.addr, align 2 25 %0 = load half, ptr %a.addr, align 2 26 %elt.exp = call half @llvm.exp.f16(half %0) 27 ret half %elt.exp 28} 29 30; CHECK: attributes #[[#ATTR]] = {{{.*}} memory(none) {{.*}}} 31 32declare half @llvm.exp.f16(half) 33declare float @llvm.exp.f32(float) 34