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Regularize the interface for conversion functions to/from float/double.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34881 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-03-03 08:34:02 +00:00
parent a188bbe7ac
commit 52f32d5566
1 changed files with 9 additions and 3 deletions
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12
include/llvm/ADT/APInt.h
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@ -865,14 +865,20 @@ inline float RoundAPIntToFloat(const APInt& APIVal) {
return float(RoundAPIntToDouble(APIVal));
}
/// Treast the APInt as a signed value for conversion purposes.
/// @brief Converts the given APInt to a float value.
inline float RoundSignedAPIntToFloat(const APInt& APIVal) {
return float(APIVal.signedRoundToDouble());
}
/// RoundDoubleToAPInt - This function convert a double value to an APInt value.
/// @brief Converts the given double value into a APInt.
APInt RoundDoubleToAPInt(double Double, uint32_t width = 64);
APInt RoundDoubleToAPInt(double Double, uint32_t width);
/// RoundFloatToAPInt - Converts a float value into an APInt value.
/// @brief Converts a float value into a APInt.
inline APInt RoundFloatToAPInt(float Float) {
return RoundDoubleToAPInt(double(Float));
inline APInt RoundFloatToAPInt(float Float, uint32_t width) {
return RoundDoubleToAPInt(double(Float), width);
}
/// Arithmetic right-shift the APInt by shiftAmt.