| ; RUN: llc < %s -march=nvptx -mcpu=sm_20 -nvptx-prec-divf32=1 -nvptx-prec-sqrtf32=0 | FileCheck %s | |
| target 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" | |
| declare float @llvm.nvvm.sqrt.f(float) | |
| define float @foo(float %a) { | |
| ; CHECK: rsqrt.approx.f32 | |
| %val = tail call float @llvm.nvvm.sqrt.f(float %a) | |
| %ret = fdiv float 1.0, %val | |
| ret float %ret | |
| } | |