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Clean up variable names in operator*.
Attempt #3 for getting a portable INFINITY value. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34454 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -17,7 +17,6 @@
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#include "llvm/Support/MathExtras.h"
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#include <cstring>
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#include <cstdlib>
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#include <cmath>
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using namespace llvm;
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// A utility function for allocating memory, checking for allocation failures,
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@ -331,7 +330,8 @@ static void mul(uint64_t dest[], uint64_t x[], uint32_t xlen,
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/// given APInt& RHS and assigns the result to this APInt.
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APInt& APInt::operator*=(const APInt& RHS) {
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assert(BitWidth == RHS.BitWidth && "Bit widths must be the same");
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if (isSingleWord()) VAL *= RHS.isSingleWord() ? RHS.VAL : RHS.pVal[0];
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if (isSingleWord())
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VAL *= RHS.VAL;
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else {
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// one-based first non-zero bit position.
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uint32_t first = getActiveBits();
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@ -456,10 +456,10 @@ bool APInt::operator !() const {
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/// RHS.
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APInt APInt::operator*(const APInt& RHS) const {
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assert(BitWidth == RHS.BitWidth && "Bit widths must be the same");
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APInt API(RHS);
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API *= *this;
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API.clearUnusedBits();
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return API;
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APInt Result(*this);
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Result *= RHS;
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Result.clearUnusedBits();
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return Result;
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}
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/// @brief Addition operator. Adds this APInt by the given APInt& RHS.
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@ -838,9 +838,9 @@ double APInt::roundToDouble(bool isSigned) const {
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// Return infinity for exponent overflow
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if (exp > 1023) {
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if (!isSigned || !isNeg)
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return double(INFINITY); // positive infinity
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return double(1.0E300 * 1.0E300); // positive infinity
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else
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return double(-INFINITY); // negative infinity
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return double(-1.0E300 * 1.0E300); // negative infinity
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}
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exp += 1023; // Increment for 1023 bias
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