1; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_90 | FileCheck %s --check-prefixes=CHECK,CHECK_SM_90 2; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_80 | FileCheck %s --check-prefixes=CHECK,CHECK_SM_80 3 4target 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" 5target triple = "nvptx64-unknown-unknown" 6 7; CHECK: .maxntid 128, 1, 1 8; CHECK: .minnctapersm 2 9; CHECK_SM_90: .maxclusterrank 8 10; CHECK_SM_80-NOT: .maxclusterrank 8 11 12; Make sure that for SM version prior to 90 `.maxclusterrank` directive is 13; sielently ignored. 14define dso_local ptx_kernel void @_Z18TestMaxClusterRankv() { 15entry: 16 %a = alloca i32, align 4 17 store volatile i32 1, ptr %a, align 4 18 ret void 19} 20 21!nvvm.annotations = !{!1, !2, !3} 22 23!1 = !{ptr @_Z18TestMaxClusterRankv, !"maxntidx", i32 128} 24!2 = !{ptr @_Z18TestMaxClusterRankv, !"minctasm", i32 2} 25!3 = !{ptr @_Z18TestMaxClusterRankv, !"maxclusterrank", i32 8} 26