File i32_to_f32_core.h¶

#ifndef I32_TO_F32_CORE_H
#define I32_TO_F32_CORE_H

#include "clib_common.h"
#include "jm_perf.h"
#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
    float iscale; /* 1.0f / scale, pre-computed for single-multiply step */
} i32_to_f32_state_t;

i32_to_f32_state_t *i32_to_f32_create(float scale);

void i32_to_f32_destroy(i32_to_f32_state_t *state);

void i32_to_f32_reset(i32_to_f32_state_t *state);

JM_FORCEINLINE JM_HOT float
i32_to_f32_step(const i32_to_f32_state_t *state, int32_t x)
{
    return (float)x * state->iscale;
}

void i32_to_f32_steps(
    i32_to_f32_state_t *state,
    const int32_t    *input,
    float          *output,
    size_t               n);





#ifdef __cplusplus
}
#endif

#endif /* I32_TO_F32_CORE_H */