forked from OSchip/llvm-project
22 lines
810 B
LLVM
22 lines
810 B
LLVM
; 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 -nvvm-reflect -O2 -mtriple=nvptx64 \
|
|
; RUN: | FileCheck %s --check-prefixes=COMMON,SM20
|
|
; RUN: opt %s -S -nvvm-reflect -O2 -mtriple=nvptx64 -mcpu=sm_35 \
|
|
; RUN: | FileCheck %s --check-prefixes=COMMON,SM35
|
|
|
|
@"$str" = private addrspace(1) constant [12 x i8] c"__CUDA_ARCH\00"
|
|
|
|
declare i32 @__nvvm_reflect(i8*)
|
|
|
|
; COMMON-LABEL: @foo
|
|
define i32 @foo(float %a, float %b) {
|
|
; COMMON-NOT: call i32 @__nvvm_reflect
|
|
%reflect = call i32 @__nvvm_reflect(i8* addrspacecast (i8 addrspace(1)* getelementptr inbounds ([12 x i8], [12 x i8] addrspace(1)* @"$str", i32 0, i32 0) to i8*))
|
|
; SM20: ret i32 200
|
|
; SM35: ret i32 350
|
|
ret i32 %reflect
|
|
}
|
|
|