Revision 6f5dc6bec58bf0a6305113166bfdcfeb80af3c5f authored by Steven Johnson on 07 December 2020, 19:27:17 UTC, committed by Steven Johnson on 07 December 2020, 19:27:17 UTC
Currently, it can contain garbage after parsing
1 parent 4f554a7
EmulateFloat16Math.h
#ifndef HALIDE_EMULATE_FLOAT16_MATH_H
#define HALIDE_EMULATE_FLOAT16_MATH_H
/** \file
* Methods for dealing with float16 arithmetic using float32 math, by
* casting back and forth with bit tricks.
*/
#include "IR.h"
namespace Halide {
namespace Internal {
/** Check if a call is a float16 transcendental (e.g. sqrt_f16) */
bool is_float16_transcendental(const Call *);
/** Implement a float16 transcendental using the float32 equivalent. */
Expr lower_float16_transcendental_to_float32_equivalent(const Call *);
/** Cast to/from float and bfloat using bitwise math. */
//@{
Expr float32_to_bfloat16(Expr e);
Expr float32_to_float16(Expr e);
Expr float16_to_float32(Expr e);
Expr bfloat16_to_float32(Expr e);
Expr lower_float16_cast(const Cast *op);
//@}
} // namespace Internal
} // namespace Halide
#endif
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