the offset is legally encodable, not actually trying to do the encoding.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112622
91177308-0d34-0410-b5e6-
96231b3b80d8
}
Offset += getFrameIndexInstrOffset(MI, i);
- assert((Offset & (Scale-1)) == 0 && "Can't encode this offset!");
+ // Make sure the offset is encodable for instructions that scale the
+ // immediate.
+ if ((Offset & (Scale-1)) != 0)
+ return false;
+
if (isSigned && Offset < 0)
Offset = -Offset;
-
unsigned Mask = (1 << NumBits) - 1;
if ((unsigned)Offset <= Mask * Scale)
return true;