Commit 69bc4508 authored by Simon Pilgrim's avatar Simon Pilgrim
Browse files

[X86] Rename lowerShuffleAsRotate -> lowerShuffleAsVALIGN 

Since it can only ever create VALIGN nodes.
parent 47c88bf7

llvm/lib/Target/X86/X86ISelLowering.cpp

+7 −7
Original line number Diff line number Diff line
@@ -11814,7 +11814,7 @@ static SDValue lowerShuffleAsByteRotate(const SDLoc &DL, MVT VT, SDValue V1, 
/// elements, and takes the low elements as the result. Note that while this is

/// specified as a *right shift* because x86 is little-endian, it is a *left

/// rotate* of the vector lanes.

static SDValue lowerShuffleAsRotate(const SDLoc &DL, MVT VT, SDValue V1,

static SDValue lowerShuffleAsVALIGN(const SDLoc &DL, MVT VT, SDValue V1,

                                    SDValue V2, ArrayRef<int> Mask,

                                    const X86Subtarget &Subtarget,

                                    SelectionDAG &DAG) {
@@ -13285,7 +13285,7 @@ static SDValue lowerV2I64Shuffle(const SDLoc &DL, ArrayRef<int> Mask, 
  // Its more profitable for pre-SSSE3 to use shuffles/unpacks.

  if (Subtarget.hasSSSE3()) {

    if (Subtarget.hasVLX())

      if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v2i64, V1, V2, Mask,

      if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v2i64, V1, V2, Mask,

                                                Subtarget, DAG))

        return Rotate;










@@ -13574,7 +13574,7 @@ static SDValue lowerV4I32Shuffle(const SDLoc &DL, ArrayRef<int> Mask,













  // Its more profitable for pre-SSSE3 to use shuffles/unpacks.















  if (Subtarget.hasSSSE3()) {















    if (Subtarget.hasVLX())













      if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v4i32, V1, V2, Mask,













      if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v4i32, V1, V2, Mask,















                                                Subtarget, DAG))















        return Rotate;
























@@ -16010,7 +16010,7 @@ static SDValue lowerV4I64Shuffle(const SDLoc &DL, ArrayRef<int> Mask,



























  // If we have VLX support, we can use VALIGN or VEXPAND.















  if (Subtarget.hasVLX()) {













    if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v4i64, V1, V2, Mask,













    if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v4i64, V1, V2, Mask,















                                              Subtarget, DAG))















      return Rotate;
























@@ -16216,7 +16216,7 @@ static SDValue lowerV8I32Shuffle(const SDLoc &DL, ArrayRef<int> Mask,



























  // If we have VLX support, we can use VALIGN or EXPAND.















  if (Subtarget.hasVLX()) {













    if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v8i32, V1, V2, Mask,













    if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v8i32, V1, V2, Mask,















                                              Subtarget, DAG))















      return Rotate;
























@@ -16793,7 +16793,7 @@ static SDValue lowerV8I64Shuffle(const SDLoc &DL, ArrayRef<int> Mask,













    return Shift;





























  // Try to use VALIGN.













  if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v8i64, V1, V2, Mask,













  if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v8i64, V1, V2, Mask,















                                            Subtarget, DAG))















    return Rotate;
























@@ -16855,7 +16855,7 @@ static SDValue lowerV16I32Shuffle(const SDLoc &DL, ArrayRef<int> Mask,













    return Shift;





























  // Try to use VALIGN.













  if (SDValue Rotate = lowerShuffleAsRotate(DL, MVT::v16i32, V1, V2, Mask,













  if (SDValue Rotate = lowerShuffleAsVALIGN(DL, MVT::v16i32, V1, V2, Mask,















                                            Subtarget, DAG))















    return Rotate;