llvm/llvm/test/CodeGen/SPIRV/event-zero-const.ll

; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}

; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}

; CHECK: %[[#LongTy:]] = OpTypeInt 64 0
; CHECK: %[[#EventTy:]] = OpTypeEvent
; CHECK: %[[#LongNull:]] = OpConstantNull %[[#LongTy]]
; CHECK: %[[#EventNull:]] = OpConstantNull %[[#EventTy]]
; CHECK: OpFunction
; CHECK: OpINotEqual %[[#]] %[[#]] %[[#LongNull]]
; CHECK: OpGroupAsyncCopy %[[#EventTy]] %[[#]] %[[#]] %[[#]] %[[#]] %[[#]] %[[#EventNull]]


define weak_odr dso_local spir_kernel void @foo(i64 %_arg_i, ptr addrspace(1) %_arg_ptr, ptr addrspace(3) %_arg_local) {
entry:
  %r1 = icmp ne i64 %_arg_i, 0
  %e1 = tail call spir_func target("spirv.Event") @__spirv_GroupAsyncCopy(i32 2, ptr addrspace(3) %_arg_local, ptr addrspace(1) %_arg_ptr, i64 1, i64 1, target("spirv.Event") zeroinitializer)
  ret void
}

declare dso_local spir_func target("spirv.Event") @__spirv_GroupAsyncCopy(i32, ptr addrspace(3), ptr addrspace(1), i64, i64, target("spirv.Event"))