llvm.org GIT mirror llvm / release_34 test / CodeGen / X86 / avx-trunc.ll
release_34

Tree @release_34 (Download .tar.gz)

avx-trunc.ll @release_34raw · history · blame

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s

define <4 x i32> @trunc_64_32(<4 x i64> %A) nounwind uwtable readnone ssp{
; CHECK: trunc_64_32
; CHECK: pshufd
  %B = trunc <4 x i64> %A to <4 x i32>
  ret <4 x i32>%B
}
define <8 x i16> @trunc_32_16(<8 x i32> %A) nounwind uwtable readnone ssp{
; CHECK: trunc_32_16
; CHECK: pshufb
  %B = trunc <8 x i32> %A to <8 x i16>
  ret <8 x i16>%B
}
define <16 x i8> @trunc_16_8(<16 x i16> %A) nounwind uwtable readnone ssp{
; CHECK-LABEL: trunc_16_8
; CHECK: pshufb
  %B = trunc <16 x i16> %A to <16 x i8>
  ret <16 x i8> %B
}