| ; RUN: opt -S -dxil-op-lower < %s | FileCheck %s |
| |
| ; Make sure dxil operation function calls for exp are generated for float and half. |
| |
| ; CHECK-LABEL: exp_float |
| ; CHECK: fmul float 0x3FF7154760000000, %{{.*}} |
| ; CHECK: call float @dx.op.unary.f32(i32 21, float %{{.*}}) |
| define noundef float @exp_float(float noundef %a) { |
| entry: |
| %a.addr = alloca float, align 4 |
| store float %a, ptr %a.addr, align 4 |
| %0 = load float, ptr %a.addr, align 4 |
| %elt.exp = call float @llvm.exp.f32(float %0) |
| ret float %elt.exp |
| } |
| |
| ; CHECK-LABEL: exp_half |
| ; CHECK: fmul half 0xH3DC5, %{{.*}} |
| ; CHECK: call half @dx.op.unary.f16(i32 21, half %{{.*}}) |
| ; Function Attrs: noinline nounwind optnone |
| define noundef half @exp_half(half noundef %a) { |
| entry: |
| %a.addr = alloca half, align 2 |
| store half %a, ptr %a.addr, align 2 |
| %0 = load half, ptr %a.addr, align 2 |
| %elt.exp = call half @llvm.exp.f16(half %0) |
| ret half %elt.exp |
| } |
| |
| declare half @llvm.exp.f16(half) |
| declare float @llvm.exp.f32(float) |