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simX floating-point fixes and refactoring

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Blaise Tine
2021-03-08 03:44:08 -08:00
parent e4cdefc3b0
commit 8eac091fb5
21 changed files with 2425 additions and 2348 deletions
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15
simX/util.h
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@@ -30,4 +30,19 @@ Word readWord(const std::vector<Byte> &b, Size &n, Size wordSize);
void writeByte(std::vector<Byte> &p, Size &n, Byte b);
void writeWord(std::vector<Byte> &p, Size &n, Size wordSize, Word w);
// Convert 32-bit integer register file to IEEE-754 floating point number.
float intregToFloat(uint32_t input);
// Convert a floating point number to IEEE-754 32-bit representation
uint32_t floatToBin(float in_value);
// check floating-point number in binary format is NaN
uint8_t fpBinIsNan(uint32_t din);
// check floating-point number in binary format is zero
uint8_t fpBinIsZero(uint32_t din);
// check floating-point number in binary format is infinity
uint8_t fpBinIsInf(uint32_t din);
}