1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=nvptx -mcpu=sm_20 -nvptx-prec-divf32=1 -nvptx-prec-sqrtf32=0 | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64" 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdeclare float @llvm.nvvm.sqrt.f(float) 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Workerdefine float @foo(float %a) { 8*9880d681SAndroid Build Coastguard Worker; CHECK: rsqrt.approx.f32 9*9880d681SAndroid Build Coastguard Worker %val = tail call float @llvm.nvvm.sqrt.f(float %a) 10*9880d681SAndroid Build Coastguard Worker %ret = fdiv float 1.0, %val 11*9880d681SAndroid Build Coastguard Worker ret float %ret 12*9880d681SAndroid Build Coastguard Worker} 13*9880d681SAndroid Build Coastguard Worker 14