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D58927.diff
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Created
Wed, Jun 19, 10:44 AM

D58927.diff

Index: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
===================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
@@ -12154,11 +12154,11 @@
MVT IntTy = N->getSimpleValueType(0).getVectorElementType();
uint32_t IntBits = IntTy.getSizeInBits();
unsigned NumLanes = Op.getValueType().getVectorNumElements();
- if (FloatBits != 32 || IntBits > 32 || NumLanes > 4) {
+ if (FloatBits != 32 || IntBits > 32 || (NumLanes != 4 && NumLanes != 2)) {
// These instructions only exist converting from f32 to i32. We can handle
// smaller integers by generating an extra truncate, but larger ones would
- // be lossy. We also can't handle more then 4 lanes, since these intructions
- // only support v2i32/v4i32 types.
+ // be lossy. We also can't handle anything other than 2 or 4 lanes, since
+ // these intructions only support v2i32/v4i32 types.
return SDValue();
}
@@ -12212,11 +12212,11 @@
MVT IntTy = Op.getOperand(0).getSimpleValueType().getVectorElementType();
uint32_t IntBits = IntTy.getSizeInBits();
unsigned NumLanes = Op.getValueType().getVectorNumElements();
- if (FloatBits != 32 || IntBits > 32 || NumLanes > 4) {
+ if (FloatBits != 32 || IntBits > 32 || (NumLanes != 4 && NumLanes != 2)) {
// These instructions only exist converting from i32 to f32. We can handle
// smaller integers by generating an extra extend, but larger ones would
- // be lossy. We also can't handle more then 4 lanes, since these intructions
- // only support v2i32/v4i32 types.
+ // be lossy. We also can't handle anything other than 2 or 4 lanes, since
+ // these intructions only support v2i32/v4i32 types.
return SDValue();
}

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