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BitVector: Remove manual bit width dispatch, this is handled by templates

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NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228922 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2015-02-12 14:02:58 +00:00
parent 9df4111876
commit c70b2070db
2 changed files with 15 additions and 33 deletions
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include/llvm/ADT/SmallBitVector.h
+5 -11
View File
@@ -53,6 +53,9 @@ class SmallBitVector {
SmallNumDataBits = SmallNumRawBits - SmallNumSizeBits
};
static_assert(NumBaseBits == 64 || NumBaseBits == 32,
"Unsupported word size");
public:
typedef unsigned size_type;
// Encapsulation of a single bit.
@@ -214,11 +217,7 @@ public:
uintptr_t Bits = getSmallBits();
if (Bits == 0)
return -1;
if (NumBaseBits == 32)
return countTrailingZeros(Bits);
if (NumBaseBits == 64)
return countTrailingZeros(Bits);
llvm_unreachable("Unsupported!");
return countTrailingZeros(Bits);
}
return getPointer()->find_first();
}
@@ -232,11 +231,7 @@ public:
Bits &= ~uintptr_t(0) << (Prev + 1);
if (Bits == 0 || Prev + 1 >= getSmallSize())
return -1;
if (NumBaseBits == 32)
return countTrailingZeros(Bits);
if (NumBaseBits == 64)
return countTrailingZeros(Bits);
llvm_unreachable("Unsupported!");
return countTrailingZeros(Bits);
}
return getPointer()->find_next(Prev);
}
@@ -560,7 +555,6 @@ public:
private:
template<bool AddBits, bool InvertMask>
void applyMask(const uint32_t *Mask, unsigned MaskWords) {
assert((NumBaseBits == 64 || NumBaseBits == 32) && "Unsupported word size");
if (NumBaseBits == 64 && MaskWords >= 2) {
uint64_t M = Mask[0] | (uint64_t(Mask[1]) << 32);
if (InvertMask) M = ~M;