File: identity-function.ll

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llvm-toolchain-21 1%3A21.1.6-2
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; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s

; CHECK-DAG: OpName %[[#VALUE:]] "value"
; CHECK-DAG: OpName %[[#IDENTITY:]] "identity"

; CHECK: %[[#INT:]] = OpTypeInt 32
; CHECK: %[[#FN:]] = OpTypeFunction %[[#INT]] %[[#INT]]

; CHECK: %[[#IDENTITY]] = OpFunction %[[#INT]] None %[[#FN]]
; CHECK-NEXT: %[[#VALUE]] = OpFunctionParameter %[[#INT]]
; CHECK-NEXT: {{%.+}} = OpLabel
; CHECK-NEXT: OpReturnValue %[[#VALUE]]
; CHECK-NEXT: OpFunctionEnd

define i32 @identity(i32 %value) {
  ret i32 %value
}