EVT VT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc();
+ assert((VT.is128BitVector() || VT.is256BitVector()) &&
+ "Unsupported vector type for broadcast.");
+
SDValue Ld;
bool ConstSplatVal;
}
bool Is256 = VT.getSizeInBits() == 256;
- bool Is128 = VT.getSizeInBits() == 128;
// Handle the broadcasting a single constant scalar from the constant pool
// into a vector. On Sandybridge it is still better to load a constant vector
assert(!CVT.isVector() && "Must not broadcast a vector type");
unsigned ScalarSize = CVT.getSizeInBits();
- if ((Is256 && (ScalarSize == 32 || ScalarSize == 64)) ||
- (Is128 && (ScalarSize == 32))) {
-
+ if (ScalarSize == 32 || (Is256 && ScalarSize == 64)) {
const Constant *C = 0;
if (ConstantSDNode *CI = dyn_cast<ConstantSDNode>(Ld))
C = CI->getConstantIntValue();
unsigned ScalarSize = Ld.getValueType().getSizeInBits();
- // VBroadcast to YMM
- if (Is256 && (ScalarSize == 32 || ScalarSize == 64))
- return DAG.getNode(X86ISD::VBROADCAST, dl, VT, Ld);
-
- // VBroadcast to XMM
- if (Is128 && (ScalarSize == 32))
+ if (ScalarSize == 32 || (Is256 && ScalarSize == 64))
return DAG.getNode(X86ISD::VBROADCAST, dl, VT, Ld);
// The integer check is needed for the 64-bit into 128-bit so it doesn't match
- // double since there is vbroadcastsd xmm
+ // double since there is no vbroadcastsd xmm
if (Subtarget->hasAVX2() && Ld.getValueType().isInteger()) {
- // VBroadcast to YMM
- if (Is256 && (ScalarSize == 8 || ScalarSize == 16))
- return DAG.getNode(X86ISD::VBROADCAST, dl, VT, Ld);
-
- // VBroadcast to XMM
- if (Is128 && (ScalarSize == 8 || ScalarSize == 16 || ScalarSize == 64))
+ if (ScalarSize == 8 || ScalarSize == 16 || ScalarSize == 64)
return DAG.getNode(X86ISD::VBROADCAST, dl, VT, Ld);
}