| ; Libdevice in recent CUDA versions relies on __CUDA_ARCH reflecting GPU type. |
| ; Verify that __nvvm_reflect() is replaced with an appropriate value. |
| ; |
| ; RUN: opt %s -S -passes='default<O2>' -mtriple=nvptx64 -mcpu=sm_20 \ |
| ; RUN: | FileCheck %s --check-prefixes=COMMON,SM20 |
| ; RUN: opt %s -S -passes='default<O2>' -mtriple=nvptx64 -mcpu=sm_35 \ |
| ; RUN: | FileCheck %s --check-prefixes=COMMON,SM35 |
| |
| @"$str" = private addrspace(1) constant [12 x i8] c"__CUDA_ARCH\00" |
| |
| declare i32 @__nvvm_reflect(ptr) |
| |
| ; COMMON-LABEL: @foo |
| define i32 @foo(float %a, float %b) { |
| ; COMMON-NOT: call i32 @__nvvm_reflect |
| %reflect = call i32 @__nvvm_reflect(ptr addrspacecast (ptr addrspace(1) @"$str" to ptr)) |
| ; SM20: ret i32 200 |
| ; SM35: ret i32 350 |
| ret i32 %reflect |
| } |
| |
