llvm-project/llvm/test/CodeGen/AMDGPU/promote-alloca-unhandled-in...

25 lines
799 B
LLVM

; RUN: opt -S -mtriple=amdgcn-unknown-amdhsa -amdgpu-promote-alloca < %s | FileCheck %s
; This is just an arbitrary intrinisic that shouldn't ever need to be
; handled to ensure it doesn't crash.
declare void @llvm.stackrestore(i8*) #2
; CHECK-LABEL: @try_promote_unhandled_intrinsic(
; CHECK: alloca
; CHECK: call void @llvm.stackrestore(i8* %tmp1)
define void @try_promote_unhandled_intrinsic(i32 addrspace(1)* %arg) #2 {
bb:
%tmp = alloca i32, align 4
%tmp1 = bitcast i32* %tmp to i8*
%tmp2 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 1
%tmp3 = load i32, i32 addrspace(1)* %tmp2
store i32 %tmp3, i32* %tmp
call void @llvm.stackrestore(i8* %tmp1)
ret void
}
attributes #0 = { argmemonly nounwind }
attributes #1 = { nounwind readnone }
attributes #2 = { nounwind }