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Diffstat (limited to '')
| -rw-r--r-- | tb/verilator.hpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tb/verilator.hpp b/tb/verilator.hpp new file mode 100644 index 0000000..ff2e9c0 --- /dev/null +++ b/tb/verilator.hpp @@ -0,0 +1,35 @@ +#ifndef TALLER_VERILATOR_HPP +#define TALLER_VERILATOR_HPP + +#include <cstdint> + +namespace taller +{ + union fp16_bits + { + std::uint16_t u16; + _Float16 fp16; + }; + + static inline std::uint16_t fp_add(std::uint16_t a, std::uint16_t b) noexcept + { + fp16_bits a_bits, b_bits, q_bits; + a_bits.u16 = a; + b_bits.u16 = b; + + q_bits.fp16 = a_bits.fp16 + b_bits.fp16; + return q_bits.u16; + } + + static inline std::uint16_t fp_mul(std::uint16_t a, std::uint16_t b) noexcept + { + fp16_bits a_bits, b_bits, q_bits; + a_bits.u16 = a; + b_bits.u16 = b; + + q_bits.fp16 = a_bits.fp16 * b_bits.fp16; + return q_bits.u16; + } +} + +#endif |