llvm/test/Transforms/VectorCombine/arbitrary-precision-int.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt < %s -passes=vector-combine -S | FileCheck %s --check-prefixes=CHECK
; The test verifies that the optimization accepts and does not modify the instructions. 
define void @test() #0 {
; CHECK-LABEL: define void @test() #0 {
; CHECK-NEXT:    [[V1:%.*]] = shufflevector <5 x i16> zeroinitializer, <5 x i16> poison, <10 x i32> zeroinitializer
; CHECK-NEXT:    [[V2:%.*]] = bitcast <10 x i16> [[V1]] to <4 x i40>
; CHECK-NEXT:    call void @use.vec(<4 x i40> [[V2]])
; CHECK-NEXT:    ret void
;
  %S = shufflevector <5 x i16> zeroinitializer, <5 x i16> poison, <10 x i32> zeroinitializer
  %bc = bitcast <10 x i16> %S to <4 x i40>
  call void @use.vec(<4 x i40> %bc)
  ret void
}

declare void @use.vec(<4 x i40>)

attributes #0 = { strictfp }