test/CodeGen/X86/2009-06-05-VZextByteShort.ll


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; RUN: llc < %s -march=x86 -mattr=+mmx,+sse2 | FileCheck %s

define <4 x i16> @a(i32* %x1) nounwind {
; CHECK:      movzx
; CHECK-NEXT: movd
  %x2 = load i32* %x1
  %x3 = lshr i32 %x2, 1
  %x = trunc i32 %x3 to i16
  %r = insertelement <4 x i16> zeroinitializer, i16 %x, i32 0
  ret <4 x i16> %r
}

define <8 x i16> @b(i32* %x1) nounwind {
; CHECK:      movzx
; CHECK-NEXT: movd
  %x2 = load i32* %x1
  %x3 = lshr i32 %x2, 1
  %x = trunc i32 %x3 to i16
  %r = insertelement <8 x i16> zeroinitializer, i16 %x, i32 0
  ret <8 x i16> %r
}

define <8 x i8> @c(i32* %x1) nounwind {
; CHECK:      movzx
; CHECK-NEXT: movd
  %x2 = load i32* %x1
  %x3 = lshr i32 %x2, 1
  %x = trunc i32 %x3 to i8
  %r = insertelement <8 x i8> zeroinitializer, i8 %x, i32 0
  ret <8 x i8> %r
}

define <16 x i8> @d(i32* %x1) nounwind {
; CHECK:      movzx
; CHECK-NEXT: movd
  %x2 = load i32* %x1
  %x3 = lshr i32 %x2, 1
  %x = trunc i32 %x3 to i8
  %r = insertelement <16 x i8> zeroinitializer, i8 %x, i32 0
  ret <16 x i8> %r
}