xref: /aosp_15_r20/external/XNNPACK/src/qs8-f32-vcvt/gen/vcvt-scalar-x1.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)

// Auto-generated file. Do not edit!
//   Template: src/qs8-f32-vcvt/scalar.c.in
//   Generator: tools/xngen
//
// Copyright 2021 Google LLC
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.

#include <assert.h>

#include <xnnpack/common.h>
#include <xnnpack/math.h>
#include <xnnpack/vcvt.h>


void xnn_qs8_f32_vcvt_ukernel__scalar_x1(
    size_t n,
    const int8_t* x,
    float* y,
    const union xnn_qs8_f32_cvt_params params[restrict XNN_MIN_ELEMENTS(1)])
{
  assert(n != 0);
  assert(n % sizeof(int8_t) == 0);
  assert(x != NULL);
  assert(y != NULL);

  const int32_t vzero_point = params->scalar.zero_point;
  const float vscale = params->scalar.scale;

  do {
    int32_t vx = *x++;
    vx -= vzero_point;

    float vy = (float) vx;
    vy *= vscale;
    *y++ = vy;

    n -= sizeof(int8_t);
  } while (n != 0);
}