| ; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_90 | FileCheck %s --check-prefixes=CHECK,CHECK_SM_90 |
| ; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_80 | FileCheck %s --check-prefixes=CHECK,CHECK_SM_80 |
| |
| target datalayout = "e-p:64:64:64-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" |
| target triple = "nvptx64-unknown-unknown" |
| |
| ; CHECK: .maxntid 128 |
| ; CHECK: .minnctapersm 2 |
| ; CHECK_SM_90: .maxclusterrank 8 |
| ; CHECK_SM_80-NOT: .maxclusterrank 8 |
| |
| ; Make sure that for SM version prior to 90 `.maxclusterrank` directive is |
| ; silently ignored. |
| define dso_local ptx_kernel void @_Z18TestMaxClusterRankv() "nvvm.minctasm"="2" "nvvm.maxclusterrank"="8" "nvvm.maxntid"="128" { |
| entry: |
| %a = alloca i32, align 4 |
| store volatile i32 1, ptr %a, align 4 |
| ret void |
| } |
