1 ; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s 2 3 target triple = "nvptx-nvidia-cuda" 4 5 ; Function Attrs: nounwind 6 ; CHECK: .entry foo 7 define void @foo(float* nocapture %a) #0 { 8 %val = load float* %a 9 %tan = tail call fastcc float @__nv_fast_tanf(float %val) 10 store float %tan, float* %a 11 ret void 12 } 13 14 ; Function Attrs: nounwind readnone 15 declare float @llvm.nvvm.sin.approx.ftz.f(float) #1 16 17 ; Function Attrs: nounwind readnone 18 declare float @llvm.nvvm.cos.approx.ftz.f(float) #1 19 20 ; Function Attrs: nounwind readnone 21 declare float @llvm.nvvm.div.approx.ftz.f(float, float) #1 22 23 ; Function Attrs: alwaysinline inlinehint nounwind readnone 24 ; CHECK: .func (.param .b32 func_retval0) __nv_fast_tanf 25 define internal fastcc float @__nv_fast_tanf(float %a) #2 { 26 entry: 27 %0 = tail call float @llvm.nvvm.sin.approx.ftz.f(float %a) 28 %1 = tail call float @llvm.nvvm.cos.approx.ftz.f(float %a) 29 %2 = tail call float @llvm.nvvm.div.approx.ftz.f(float %0, float %1) 30 ret float %2 31 } 32 33 attributes #0 = { nounwind } 34 attributes #1 = { nounwind readnone } 35 attributes #2 = { alwaysinline inlinehint nounwind readnone } 36 37 !nvvm.annotations = !{!0} 38 39 !0 = metadata !{void (float*)* @foo, metadata !"kernel", i32 1} 40
