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softfloat library integration

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This commit is contained in:
Blaise Tine
2021-10-10 13:20:50 -07:00
parent 28e26f3130
commit b8682f56ac
21 changed files with 400 additions and 818 deletions
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24
sim/common/util.h
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@@ -3,8 +3,6 @@
#include <cstdint>
#include <assert.h>
namespace vortex {
template <typename... Args>
void unused(Args&&...) {}
@@ -24,21 +22,11 @@ inline uint64_t align_size(uint64_t size, uint64_t alignment) {
}
// Apply integer sign extension
uint32_t signExt(uint32_t w, uint32_t bit, uint32_t mask);
// 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);
inline uint32_t signExt(uint32_t w, uint32_t bit, uint32_t mask) {
if (w >> (bit - 1))
w |= ~mask;
return w;
}
// return file extension
const char* fileExtension(const char* filepath);
}
const char* fileExtension(const char* filepath);