1; RUN: opt -S -dxil-intrinsic-expansion -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s --check-prefixes=CHECK,EXPCHECK 2; RUN: opt -S -dxil-intrinsic-expansion -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s --check-prefixes=CHECK,DOPCHECK 3 4; Make sure dxil operation function calls for pow are generated. 5 6define noundef float @pow_float(float noundef %a, float noundef %b) { 7entry: 8; DOPCHECK: call float @dx.op.unary.f32(i32 23, float %a) 9; EXPCHECK: call float @llvm.log2.f32(float %a) 10; CHECK: fmul float %{{.*}}, %b 11; DOPCHECK: call float @dx.op.unary.f32(i32 21, float %{{.*}}) 12; EXPCHECK: call float @llvm.exp2.f32(float %{{.*}}) 13 %elt.pow = call float @llvm.pow.f32(float %a, float %b) 14 ret float %elt.pow 15} 16 17define noundef half @pow_half(half noundef %a, half noundef %b) { 18entry: 19; DOPCHECK: call half @dx.op.unary.f16(i32 23, half %a) 20; EXPCHECK: call half @llvm.log2.f16(half %a) 21; CHECK: fmul half %{{.*}}, %b 22; DOPCHECK: call half @dx.op.unary.f16(i32 21, half %{{.*}}) 23; EXPCHECK: call half @llvm.exp2.f16(half %{{.*}}) 24 %elt.pow = call half @llvm.pow.f16(half %a, half %b) 25 ret half %elt.pow 26} 27 28declare half @llvm.pow.f16(half,half) 29declare float @llvm.pow.f32(float,float) 30