llvm-mirror/test/CodeGen/X86/vec_shuffle-38.ll

; RUN: llc < %s -march=x86-64 | FileCheck %s

define <2 x double> @ld(<2 x double> %p) nounwind optsize ssp {
; CHECK: unpcklpd
  %shuffle = shufflevector <2 x double> %p, <2 x double> undef, <2 x i32> zeroinitializer
  ret <2 x double> %shuffle
}

define <2 x double> @hd(<2 x double> %p) nounwind optsize ssp {
; CHECK: unpckhpd
  %shuffle = shufflevector <2 x double> %p, <2 x double> undef, <2 x i32> <i32 1, i32 1>
  ret <2 x double> %shuffle
}

define <2 x i64> @ldi(<2 x i64> %p) nounwind optsize ssp {
; CHECK: punpcklqdq
  %shuffle = shufflevector <2 x i64> %p, <2 x i64> undef, <2 x i32> zeroinitializer
  ret <2 x i64> %shuffle
}

define <2 x i64> @hdi(<2 x i64> %p) nounwind optsize ssp {
; CHECK: punpckhqdq
  %shuffle = shufflevector <2 x i64> %p, <2 x i64> undef, <2 x i32> <i32 1, i32 1>
  ret <2 x i64> %shuffle
}

; rdar://10050549
%struct.Float2 = type { float, float }

define <4 x float> @loadhpi(%struct.Float2* %vPtr, <4 x float> %vecin1) nounwind readonly ssp {
entry:
; CHECK: loadhpi
; CHECK-NOT: movq
; CHECK: movhps (
  %tmp1 = bitcast %struct.Float2* %vPtr to <1 x i64>*
  %addptr7 = getelementptr inbounds <1 x i64>* %tmp1, i64 0
  %tmp2 = bitcast <1 x i64>* %addptr7 to float*
  %tmp3 = load float* %tmp2, align 4
  %vec = insertelement <4 x float> undef, float %tmp3, i32 0
  %addptr.i12 = getelementptr inbounds float* %tmp2, i64 1
  %tmp4 = load float* %addptr.i12, align 4
  %vecin2 = insertelement <4 x float> %vec, float %tmp4, i32 1
  %shuffle = shufflevector <4 x float> %vecin1, <4 x float> %vecin2, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
  ret <4 x float> %shuffle
}

; rdar://10119696
; CHECK: f
define <4 x float> @f(<4 x float> %x, double* nocapture %y) nounwind readonly ssp {
entry:
  ; CHECK: movlps  (%{{rdi|rdx}}), %xmm0
  %u110.i = load double* %y, align 1
  %tmp8.i = insertelement <2 x double> undef, double %u110.i, i32 0
  %tmp9.i = bitcast <2 x double> %tmp8.i to <4 x float>
  %shuffle.i = shufflevector <4 x float> %x, <4 x float> %tmp9.i, <4 x i32> <i32 4, i32 5, i32 2, i32 3>
  ret <4 x float> %shuffle.i
}

define <4 x float> @loadhpi2(%struct.Float2* nocapture %vHiCoefPtr_0, %struct.Float2* nocapture %vLoCoefPtr_0, i32 %s) nounwind readonly ssp {
entry:
; CHECK: loadhpi2
; CHECK: movhps (
; CHECK-NOT: movlhps
  %0 = bitcast %struct.Float2* %vHiCoefPtr_0 to <1 x i64>*
  %idx.ext = sext i32 %s to i64
  %add.ptr = getelementptr inbounds <1 x i64>* %0, i64 %idx.ext
  %add.ptr.val = load <1 x i64>* %add.ptr, align 1
  %1 = bitcast <1 x i64> %add.ptr.val to <2 x float>
  %shuffle.i = shufflevector <2 x float> %1, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
  %2 = bitcast %struct.Float2* %vLoCoefPtr_0 to <1 x i64>*
  %add.ptr2 = getelementptr inbounds <1 x i64>* %2, i64 %idx.ext
  %add.ptr2.val = load <1 x i64>* %add.ptr2, align 1
  %3 = bitcast <1 x i64> %add.ptr2.val to <2 x float>
  %shuffle.i4 = shufflevector <2 x float> %3, <2 x float> undef, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
  %shuffle1.i5 = shufflevector <4 x float> %shuffle.i, <4 x float> %shuffle.i4, <4 x i32> <i32 0, i32 1, i32 4, i32 5>
  ret <4 x float> %shuffle1.i5
}