| ; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s |
| |
| declare float @llvm.nvvm.sqrt.f(float) |
| |
| ; CHECK-LABEL: sqrt_div |
| ; CHECK: sqrt.rn.f32 |
| ; CHECK: div.rn.f32 |
| define float @sqrt_div(float %a, float %b) { |
| %t1 = tail call float @llvm.nvvm.sqrt.f(float %a) |
| %t2 = fdiv float %t1, %b |
| ret float %t2 |
| } |
| |
| ; CHECK-LABEL: sqrt_div_fast |
| ; CHECK: sqrt.approx.f32 |
| ; CHECK: div.approx.f32 |
| define float @sqrt_div_fast(float %a, float %b) #0 { |
| %t1 = tail call float @llvm.nvvm.sqrt.f(float %a) |
| %t2 = fdiv float %t1, %b |
| ret float %t2 |
| } |
| |
| ; CHECK-LABEL: fadd |
| ; CHECK: add.rn.f32 |
| define float @fadd(float %a, float %b) { |
| %t1 = fadd float %a, %b |
| ret float %t1 |
| } |
| |
| ; CHECK-LABEL: fadd_ftz |
| ; CHECK: add.rn.ftz.f32 |
| define float @fadd_ftz(float %a, float %b) #1 { |
| %t1 = fadd float %a, %b |
| ret float %t1 |
| } |
| |
| attributes #0 = { "unsafe-fp-math" = "true" } |
| attributes #1 = { "nvptx-f32ftz" = "true" } |