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Support/APFloat: unique_ptr-ify temp arrays

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216359 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dylan Noblesmith 2014-08-25 00:58:10 +00:00
parent 97dc647e90
commit 0901b15d01
1 changed files with 8 additions and 11 deletions
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19
lib/Support/APFloat.cpp
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@ -1722,7 +1722,8 @@ APFloat::remainder(const APFloat &rhs)
return fs;
int parts = partCount();
integerPart *x = new integerPart[parts];
auto XOwner = make_unique<integerPart[]>(parts);
auto x = XOwner.get();
bool ignored;
fs = V.convertToInteger(x, parts * integerPartWidth, true,
rmNearestTiesToEven, &ignored);
@ -1741,7 +1742,6 @@ APFloat::remainder(const APFloat &rhs)
if (isZero())
sign = origSign; // IEEE754 requires this
delete[] x;
return fs;
}
@ -1762,7 +1762,8 @@ APFloat::mod(const APFloat &rhs, roundingMode rounding_mode)
return fs;
int parts = partCount();
integerPart *x = new integerPart[parts];
auto XOwner = make_unique<integerPart[]>(parts);
auto x = XOwner.get();
bool ignored;
fs = V.convertToInteger(x, parts * integerPartWidth, true,
rmTowardZero, &ignored);
@ -1781,7 +1782,6 @@ APFloat::mod(const APFloat &rhs, roundingMode rounding_mode)
if (isZero())
sign = origSign; // IEEE754 requires this
delete[] x;
}
return fs;
}
@ -2284,15 +2284,14 @@ APFloat::convertFromSignExtendedInteger(const integerPart *src,
if (isSigned &&
APInt::tcExtractBit(src, srcCount * integerPartWidth - 1)) {
integerPart *copy;
auto C = make_unique<integerPart[]>(srcCount);
auto copy = C.get();
/* If we're signed and negative negate a copy. */
sign = true;
copy = new integerPart[srcCount];
APInt::tcAssign(copy, src, srcCount);
APInt::tcNegate(copy, srcCount);
status = convertFromUnsignedParts(copy, srcCount, rounding_mode);
delete [] copy;
} else {
sign = false;
status = convertFromUnsignedParts(src, srcCount, rounding_mode);
@ -2545,7 +2544,6 @@ APFloat::convertFromDecimalString(StringRef str, roundingMode rounding_mode)
/* Overflow and round. */
fs = handleOverflow(rounding_mode);
} else {
integerPart *decSignificand;
unsigned int partCount;
/* A tight upper bound on number of bits required to hold an
@ -2554,7 +2552,8 @@ APFloat::convertFromDecimalString(StringRef str, roundingMode rounding_mode)
tcMultiplyPart. */
partCount = static_cast<unsigned int>(D.lastSigDigit - D.firstSigDigit) + 1;
partCount = partCountForBits(1 + 196 * partCount / 59);
decSignificand = new integerPart[partCount + 1];
auto DecSignificandOwner = make_unique<integerPart[]>(partCount + 1);
auto decSignificand = DecSignificandOwner.get();
partCount = 0;
/* Convert to binary efficiently - we do almost all multiplication
@ -2595,8 +2594,6 @@ APFloat::convertFromDecimalString(StringRef str, roundingMode rounding_mode)
category = fcNormal;
fs = roundSignificandWithExponent(decSignificand, partCount,
D.exponent, rounding_mode);
delete [] decSignificand;
}
return fs;