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Remove getIEEEFloatParts and getIEEEDoubleParts. They are not needed.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85358 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-10-28 01:08:17 +00:00
parent aa123224c4
commit c5a75523ef
2 changed files with 0 additions and 57 deletions
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7
include/llvm/ADT/APFloat.h
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@ -277,13 +277,6 @@ namespace llvm {
/* Return an arbitrary integer value usable for hashing. */ /* Return an arbitrary integer value usable for hashing. */
uint32_t getHashValue() const; uint32_t getHashValue() const;
/// getIEEEFloatParts / getIEEEDoubleParts - Return exponent, significant,
/// and sign bit of an IEEE float / IEEE double value.
void getIEEEFloatParts(bool &Sign, uint32_t &Exp,
uint32_t &Significant) const;
void getIEEEDoubleParts(bool &Sign, uint64_t &Exp,
uint64_t &Significant) const;
private: private:
/* Trivial queries. */ /* Trivial queries. */

50
lib/Support/APFloat.cpp
View File

@ -2632,56 +2632,6 @@ APFloat::getHashValue() const
} }
} }
void APFloat::getIEEEFloatParts(bool &Sign, uint32_t &Exp,
uint32_t &Significand) const {
assert(semantics == (const llvm::fltSemantics*)&IEEEsingle &&
"Float semantics are not IEEEsingle");
assert(partCount()==1);
if (category == fcNormal) {
Exp = exponent+127; // bias
Significand = (uint32_t)*significandParts();
if (Exp == 1 && !(Significand & 0x800000))
Exp = 0; // denormal
} else if (category==fcZero) {
Exp = 0;
Significand = 0;
} else if (category==fcInfinity) {
Exp = 0xff;
Significand = 0;
} else {
assert(category == fcNaN && "Unknown category!");
Exp = 0xff;
Significand = (uint32_t)*significandParts();
}
Sign = sign;
}
void APFloat::getIEEEDoubleParts(bool &Sign, uint64_t &Exp,
uint64_t &Significand) const {
assert(semantics == (const llvm::fltSemantics*)&IEEEdouble &&
"Float semantics are not IEEEdouble");
assert(partCount()==1);
if (category == fcNormal) {
Exp = exponent+1023; // bias
Significand = *significandParts();
if (Exp == 1 && !(Significand & 0x10000000000000LL))
Exp = 0; // denormal
} else if (category==fcZero) {
Exp = 0;
Significand = 0;
} else if (category==fcInfinity) {
Exp = 0x7ff;
Significand = 0;
} else {
assert(category == fcNaN && "Unknown category!");
Exp = 0x7ff;
Significand = *significandParts();
}
Sign = sign;
}
// Conversion from APFloat to/from host float/double. It may eventually be // Conversion from APFloat to/from host float/double. It may eventually be
// possible to eliminate these and have everybody deal with APFloats, but that // possible to eliminate these and have everybody deal with APFloats, but that
// will take a while. This approach will not easily extend to long double. // will take a while. This approach will not easily extend to long double.