1cdfd884bSS. Bharadwaj Yadavalli; RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %s | FileCheck %s 25cf1e2e2SFarzon Lotfi 35cf1e2e2SFarzon Lotfi; Make sure dxil operation function calls for log2 are generated for float and half. 45cf1e2e2SFarzon Lotfi 55cf1e2e2SFarzon Lotfidefine noundef float @log2_float(float noundef %a) #0 { 65cf1e2e2SFarzon Lotfientry: 7*011b6186SFinn Plummer; CHECK:call float @dx.op.unary.f32(i32 23, float %{{.*}}) #[[#ATTR:]] 85cf1e2e2SFarzon Lotfi %elt.log2 = call float @llvm.log2.f32(float %a) 95cf1e2e2SFarzon Lotfi ret float %elt.log2 105cf1e2e2SFarzon Lotfi} 115cf1e2e2SFarzon Lotfi 125cf1e2e2SFarzon Lotfidefine noundef half @log2_half(half noundef %a) #0 { 135cf1e2e2SFarzon Lotfientry: 14*011b6186SFinn Plummer; CHECK:call half @dx.op.unary.f16(i32 23, half %{{.*}}) #[[#ATTR]] 155cf1e2e2SFarzon Lotfi %elt.log2 = call half @llvm.log2.f16(half %a) 165cf1e2e2SFarzon Lotfi ret half %elt.log2 175cf1e2e2SFarzon Lotfi} 185cf1e2e2SFarzon Lotfi 19*011b6186SFinn Plummer; CHECK: attributes #[[#ATTR]] = {{{.*}} memory(none) {{.*}}} 20*011b6186SFinn Plummer 215cf1e2e2SFarzon Lotfideclare half @llvm.log2.f16(half) 225cf1e2e2SFarzon Lotfideclare float @llvm.log2.f32(float) 23