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reduce.cpp
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1168 lines (1022 loc) · 43.7 KB
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/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <backend.hpp>
#include <common/err_common.hpp>
#include <common/half.hpp>
#include <copy.hpp>
#include <handle.hpp>
#include <ireduce.hpp>
#include <math.hpp>
#include <optypes.hpp>
#include <reduce.hpp>
#include <af/algorithm.h>
#include <af/defines.h>
#include <af/dim4.hpp>
using af::dim4;
using arrayfire::common::half;
using detail::Array;
using detail::cdouble;
using detail::cfloat;
using detail::createEmptyArray;
using detail::getScalar;
using detail::imag;
using detail::intl;
using detail::real;
using detail::schar;
using detail::uchar;
using detail::uint;
using detail::uintl;
using detail::ushort;
template<af_op_t op, typename Ti, typename To>
static inline af_array reduce(const af_array in, const int dim,
bool change_nan = false, double nanval = 0) {
return getHandle(
reduce<op, Ti, To>(getArray<Ti>(in), dim, change_nan, nanval));
}
template<af_op_t op, typename Ti, typename Tk, typename To>
static inline void reduce_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim, bool change_nan,
double nanval) {
Array<Tk> oKeyArray = createEmptyArray<Tk>(dim4());
Array<To> oValArray = createEmptyArray<To>(dim4());
reduce_by_key<op, Ti, Tk, To>(oKeyArray, oValArray, getArray<Tk>(keys),
getArray<Ti>(vals), dim, change_nan, nanval);
*keys_out = getHandle(oKeyArray);
*vals_out = getHandle(oValArray);
}
template<af_op_t op, typename Ti, typename To>
static inline void reduce_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim, bool change_nan = false,
double nanval = 0.0) {
const ArrayInfo &key_info = getInfo(keys);
af_dtype type = key_info.getType();
switch (type) {
case s32:
reduce_by_key<op, Ti, int, To>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case u32:
reduce_by_key<op, Ti, uint, To>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
default: TYPE_ERROR(2, type);
}
}
template<af_op_t op, typename To>
static af_err reduce_type(af_array *out, const af_array in, const int dim) {
try {
ARG_ASSERT(2, dim >= 0);
ARG_ASSERT(2, dim < 4);
const ArrayInfo &in_info = getInfo(in);
if (dim >= static_cast<int>(in_info.ndims())) {
*out = retain(in);
return AF_SUCCESS;
}
af_dtype type = in_info.getType();
af_array res;
switch (type) {
case f32: res = reduce<op, float, To>(in, dim); break;
case f64: res = reduce<op, double, To>(in, dim); break;
case c32: res = reduce<op, cfloat, To>(in, dim); break;
case c64: res = reduce<op, cdouble, To>(in, dim); break;
case u32: res = reduce<op, uint, To>(in, dim); break;
case s32: res = reduce<op, int, To>(in, dim); break;
case u64: res = reduce<op, uintl, To>(in, dim); break;
case s64: res = reduce<op, intl, To>(in, dim); break;
case u16: res = reduce<op, ushort, To>(in, dim); break;
case s16: res = reduce<op, short, To>(in, dim); break;
case b8: res = reduce<op, char, To>(in, dim); break;
case u8: res = reduce<op, uchar, To>(in, dim); break;
case s8: res = reduce<op, schar, To>(in, dim); break;
case f16: res = reduce<op, half, To>(in, dim); break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op, typename To>
static af_err reduce_by_key_type(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
try {
ARG_ASSERT(4, dim >= 0);
ARG_ASSERT(4, dim < 4);
const ArrayInfo &kinfo = getInfo(keys);
const ArrayInfo &in_info = getInfo(vals);
af_dtype type = in_info.getType();
ARG_ASSERT(2, kinfo.isVector());
ARG_ASSERT(2, in_info.dims()[dim] == kinfo.elements());
switch (type) {
case f32:
reduce_key<op, float, To>(keys_out, vals_out, keys, vals, dim);
break;
case f64:
reduce_key<op, double, To>(keys_out, vals_out, keys, vals, dim);
break;
case c32:
reduce_key<op, cfloat, To>(keys_out, vals_out, keys, vals, dim);
break;
case c64:
reduce_key<op, cdouble, To>(keys_out, vals_out, keys, vals,
dim);
break;
case u32:
reduce_key<op, uint, To>(keys_out, vals_out, keys, vals, dim);
break;
case s32:
reduce_key<op, int, To>(keys_out, vals_out, keys, vals, dim);
break;
case u64:
reduce_key<op, uintl, To>(keys_out, vals_out, keys, vals, dim);
break;
case s64:
reduce_key<op, intl, To>(keys_out, vals_out, keys, vals, dim);
break;
case u16:
reduce_key<op, ushort, To>(keys_out, vals_out, keys, vals, dim);
break;
case s16:
reduce_key<op, short, To>(keys_out, vals_out, keys, vals, dim);
break;
case b8:
reduce_key<op, char, To>(keys_out, vals_out, keys, vals, dim);
break;
case u8:
reduce_key<op, uchar, To>(keys_out, vals_out, keys, vals, dim);
break;
case s8:
reduce_key<op, schar, To>(keys_out, vals_out, keys, vals, dim);
break;
case f16:
reduce_key<op, half, To>(keys_out, vals_out, keys, vals, dim);
break;
default: TYPE_ERROR(3, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_common(af_array *out, const af_array in, const int dim) {
try {
ARG_ASSERT(2, dim >= 0);
ARG_ASSERT(2, dim < 4);
const ArrayInfo &in_info = getInfo(in);
if (dim >= static_cast<int>(in_info.ndims())) {
return af_retain_array(out, in);
}
af_dtype type = in_info.getType();
af_array res;
switch (type) {
case f32: res = reduce<op, float, float>(in, dim); break;
case f64: res = reduce<op, double, double>(in, dim); break;
case c32: res = reduce<op, cfloat, cfloat>(in, dim); break;
case c64: res = reduce<op, cdouble, cdouble>(in, dim); break;
case u32: res = reduce<op, uint, uint>(in, dim); break;
case s32: res = reduce<op, int, int>(in, dim); break;
case u64: res = reduce<op, uintl, uintl>(in, dim); break;
case s64: res = reduce<op, intl, intl>(in, dim); break;
case u16: res = reduce<op, ushort, ushort>(in, dim); break;
case s16: res = reduce<op, short, short>(in, dim); break;
case b8: res = reduce<op, char, char>(in, dim); break;
case u8: res = reduce<op, uchar, uchar>(in, dim); break;
case s8: res = reduce<op, schar, schar>(in, dim); break;
case f16: res = reduce<op, half, half>(in, dim); break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_by_key_common(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
try {
ARG_ASSERT(4, dim >= 0);
ARG_ASSERT(4, dim < 4);
const ArrayInfo &kinfo = getInfo(keys);
const ArrayInfo &in_info = getInfo(vals);
af_dtype type = in_info.getType();
ARG_ASSERT(2, kinfo.isVector());
ARG_ASSERT(2, in_info.dims()[dim] == kinfo.dims()[0]);
switch (type) {
case f32:
reduce_key<op, float, float>(keys_out, vals_out, keys, vals,
dim);
break;
case f64:
reduce_key<op, double, double>(keys_out, vals_out, keys, vals,
dim);
break;
case c32:
reduce_key<op, cfloat, cfloat>(keys_out, vals_out, keys, vals,
dim);
break;
case c64:
reduce_key<op, cdouble, cdouble>(keys_out, vals_out, keys, vals,
dim);
break;
case u32:
reduce_key<op, uint, uint>(keys_out, vals_out, keys, vals, dim);
break;
case s32:
reduce_key<op, int, int>(keys_out, vals_out, keys, vals, dim);
break;
case u64:
reduce_key<op, uintl, uintl>(keys_out, vals_out, keys, vals,
dim);
break;
case s64:
reduce_key<op, intl, intl>(keys_out, vals_out, keys, vals, dim);
break;
case u16:
reduce_key<op, ushort, ushort>(keys_out, vals_out, keys, vals,
dim);
break;
case s16:
reduce_key<op, short, short>(keys_out, vals_out, keys, vals,
dim);
break;
case b8:
reduce_key<op, char, char>(keys_out, vals_out, keys, vals, dim);
break;
case u8:
reduce_key<op, uchar, uchar>(keys_out, vals_out, keys, vals,
dim);
break;
case s8:
reduce_key<op, schar, schar>(keys_out, vals_out, keys, vals,
dim);
break;
case f16:
reduce_key<op, half, half>(keys_out, vals_out, keys, vals, dim);
break;
default: TYPE_ERROR(1, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_promote(af_array *out, const af_array in, const int dim,
bool change_nan = false, double nanval = 0.0) {
try {
ARG_ASSERT(2, dim >= 0);
ARG_ASSERT(2, dim < 4);
const ArrayInfo &in_info = getInfo(in);
if (dim >= static_cast<int>(in_info.ndims())) {
*out = retain(in);
return AF_SUCCESS;
}
af_dtype type = in_info.getType();
af_array res;
switch (type) {
case f32:
res = reduce<op, float, float>(in, dim, change_nan, nanval);
break;
case f64:
res = reduce<op, double, double>(in, dim, change_nan, nanval);
break;
case c32:
res = reduce<op, cfloat, cfloat>(in, dim, change_nan, nanval);
break;
case c64:
res = reduce<op, cdouble, cdouble>(in, dim, change_nan, nanval);
break;
case u32:
res = reduce<op, uint, uint>(in, dim, change_nan, nanval);
break;
case s32:
res = reduce<op, int, int>(in, dim, change_nan, nanval);
break;
case u64:
res = reduce<op, uintl, uintl>(in, dim, change_nan, nanval);
break;
case s64:
res = reduce<op, intl, intl>(in, dim, change_nan, nanval);
break;
case u16:
res = reduce<op, ushort, uint>(in, dim, change_nan, nanval);
break;
case s16:
res = reduce<op, short, int>(in, dim, change_nan, nanval);
break;
case u8:
res = reduce<op, uchar, uint>(in, dim, change_nan, nanval);
break;
case s8:
res = reduce<op, schar, int>(in, dim, change_nan, nanval);
break;
case b8: {
if (op == af_mul_t) {
res = reduce<af_and_t, char, char>(in, dim, change_nan,
nanval);
} else {
res = reduce<af_notzero_t, char, uint>(in, dim, change_nan,
nanval);
}
} break;
case f16:
res = reduce<op, half, float>(in, dim, change_nan, nanval);
break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_promote_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim, bool change_nan = false,
double nanval = 0.0) {
try {
ARG_ASSERT(4, dim >= 0);
ARG_ASSERT(4, dim < 4);
const ArrayInfo &kinfo = getInfo(keys);
const ArrayInfo &in_info = getInfo(vals);
af_dtype type = in_info.getType();
ARG_ASSERT(2, kinfo.isVector());
ARG_ASSERT(2, in_info.dims()[dim] == kinfo.dims()[0]);
switch (type) {
case f32:
reduce_key<op, float, float>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case f64:
reduce_key<op, double, double>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case c32:
reduce_key<op, cfloat, cfloat>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case c64:
reduce_key<op, cdouble, cdouble>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case u32:
reduce_key<op, uint, uint>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case s32:
reduce_key<op, int, int>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case u64:
reduce_key<op, uintl, uintl>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case s64:
reduce_key<op, intl, intl>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case u16:
reduce_key<op, ushort, uint>(keys_out, vals_out, keys, vals,
dim, change_nan, nanval);
break;
case s16:
reduce_key<op, short, int>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case u8:
reduce_key<op, uchar, uint>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case s8:
reduce_key<op, schar, int>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
case b8:
reduce_key<af_notzero_t, char, uint>(
keys_out, vals_out, keys, vals, dim, change_nan, nanval);
break;
case f16:
reduce_key<op, half, float>(keys_out, vals_out, keys, vals, dim,
change_nan, nanval);
break;
default: TYPE_ERROR(3, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_min(af_array *out, const af_array in, const int dim) {
return reduce_common<af_min_t>(out, in, dim);
}
af_err af_max(af_array *out, const af_array in, const int dim) {
return reduce_common<af_max_t>(out, in, dim);
}
af_err af_sum(af_array *out, const af_array in, const int dim) {
return reduce_promote<af_add_t>(out, in, dim);
}
af_err af_product(af_array *out, const af_array in, const int dim) {
return reduce_promote<af_mul_t>(out, in, dim);
}
af_err af_sum_nan(af_array *out, const af_array in, const int dim,
const double nanval) {
return reduce_promote<af_add_t>(out, in, dim, true, nanval);
}
af_err af_product_nan(af_array *out, const af_array in, const int dim,
const double nanval) {
return reduce_promote<af_mul_t>(out, in, dim, true, nanval);
}
af_err af_count(af_array *out, const af_array in, const int dim) {
return reduce_type<af_notzero_t, uint>(out, in, dim);
}
af_err af_all_true(af_array *out, const af_array in, const int dim) {
return reduce_type<af_and_t, char>(out, in, dim);
}
af_err af_any_true(af_array *out, const af_array in, const int dim) {
return reduce_type<af_or_t, char>(out, in, dim);
}
// by key versions
af_err af_min_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals, const int dim) {
return reduce_by_key_common<af_min_t>(keys_out, vals_out, keys, vals, dim);
}
af_err af_max_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals, const int dim) {
return reduce_by_key_common<af_max_t>(keys_out, vals_out, keys, vals, dim);
}
af_err af_sum_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals, const int dim) {
return reduce_promote_by_key<af_add_t>(keys_out, vals_out, keys, vals, dim);
}
af_err af_product_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
return reduce_promote_by_key<af_mul_t>(keys_out, vals_out, keys, vals, dim);
}
af_err af_sum_by_key_nan(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim, const double nanval) {
return reduce_promote_by_key<af_add_t>(keys_out, vals_out, keys, vals, dim,
true, nanval);
}
af_err af_product_by_key_nan(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim, const double nanval) {
return reduce_promote_by_key<af_mul_t>(keys_out, vals_out, keys, vals, dim,
true, nanval);
}
af_err af_count_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
return reduce_by_key_type<af_notzero_t, uint>(keys_out, vals_out, keys,
vals, dim);
}
af_err af_all_true_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
return reduce_by_key_type<af_and_t, char>(keys_out, vals_out, keys, vals,
dim);
}
af_err af_any_true_by_key(af_array *keys_out, af_array *vals_out,
const af_array keys, const af_array vals,
const int dim) {
return reduce_by_key_type<af_or_t, char>(keys_out, vals_out, keys, vals,
dim);
}
template<af_op_t op, typename Ti, typename To>
static inline af_array reduce_all_array(const af_array in,
bool change_nan = false,
double nanval = 0) {
return getHandle(
detail::reduce_all<op, Ti, To>(getArray<Ti>(in), change_nan, nanval));
}
template<af_op_t op, typename Ti, typename Tacc, typename Tret = double>
static inline Tret reduce_all(const af_array in, bool change_nan = false,
double nanval = 0) {
return static_cast<Tret>(getScalar<Tacc>(
reduce_all<op, Ti, Tacc>(getArray<Ti>(in), change_nan, nanval)));
}
template<af_op_t op, typename To>
static af_err reduce_all_type(double *real, double *imag, const af_array in) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
ARG_ASSERT(0, real != nullptr);
*real = 0;
if (imag) { *imag = 0; }
switch (type) {
// clang-format off
case f32: *real = reduce_all<op, float, To>(in); break;
case f64: *real = reduce_all<op, double, To>(in); break;
case c32: *real = reduce_all<op, cfloat, To>(in); break;
case c64: *real = reduce_all<op, cdouble, To>(in); break;
case u32: *real = reduce_all<op, uint, To>(in); break;
case s32: *real = reduce_all<op, int, To>(in); break;
case u64: *real = reduce_all<op, uintl, To>(in); break;
case s64: *real = reduce_all<op, intl, To>(in); break;
case u16: *real = reduce_all<op, ushort, To>(in); break;
case s16: *real = reduce_all<op, short, To>(in); break;
case b8: *real = reduce_all<op, char, To>(in); break;
case u8: *real = reduce_all<op, uchar, To>(in); break;
case s8: *real = reduce_all<op, schar, To>(in); break;
case f16: *real = reduce_all<op, half, To>(in); break;
// clang-format on
default: TYPE_ERROR(1, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op, typename To>
static af_err reduce_all_type_array(af_array *out, const af_array in) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
af_array res;
switch (type) {
// clang-format off
case f32: res = reduce_all_array<op, float, To>(in); break;
case f64: res = reduce_all_array<op, double, To>(in); break;
case c32: res = reduce_all_array<op, cfloat, To>(in); break;
case c64: res = reduce_all_array<op, cdouble, To>(in); break;
case u32: res = reduce_all_array<op, uint, To>(in); break;
case s32: res = reduce_all_array<op, int, To>(in); break;
case u64: res = reduce_all_array<op, uintl, To>(in); break;
case s64: res = reduce_all_array<op, intl, To>(in); break;
case u16: res = reduce_all_array<op, ushort, To>(in); break;
case s16: res = reduce_all_array<op, short, To>(in); break;
case b8: res = reduce_all_array<op, char, To>(in); break;
case u8: res = reduce_all_array<op, uchar, To>(in); break;
case s8: res = reduce_all_array<op, schar, To>(in); break;
case f16: res = reduce_all_array<op, half, To>(in); break;
// clang-format on
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_all_common(double *real_val, double *imag_val,
const af_array in) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
ARG_ASSERT(2, in_info.ndims() > 0);
ARG_ASSERT(0, real_val != nullptr);
*real_val = 0;
if (imag_val != nullptr) { *imag_val = 0; }
cfloat cfval;
cdouble cdval;
switch (type) {
// clang-format off
case f32: *real_val = reduce_all<op, float, float>(in); break;
case f64: *real_val = reduce_all<op, double, double>(in); break;
case u32: *real_val = reduce_all<op, uint, uint>(in); break;
case s32: *real_val = reduce_all<op, int, int>(in); break;
case u64: *real_val = reduce_all<op, uintl, uintl>(in); break;
case s64: *real_val = reduce_all<op, intl, intl>(in); break;
case u16: *real_val = reduce_all<op, ushort, ushort>(in); break;
case s16: *real_val = reduce_all<op, short, short>(in); break;
case b8: *real_val = reduce_all<op, char, char>(in); break;
case u8: *real_val = reduce_all<op, uchar, uchar>(in); break;
case s8: *real_val = reduce_all<op, schar, schar>(in); break;
case f16: *real_val = reduce_all<op, half, half>(in); break;
// clang-format on
case c32:
cfval = reduce_all<op, cfloat, cfloat, cfloat>(in);
ARG_ASSERT(1, imag_val != nullptr);
*real_val = real(cfval);
*imag_val = imag(cfval);
break;
case c64:
cdval = reduce_all<op, cdouble, cdouble, cdouble>(in);
ARG_ASSERT(1, imag_val != nullptr);
*real_val = real(cdval);
*imag_val = imag(cdval);
break;
default: TYPE_ERROR(1, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_all_common_array(af_array *out, const af_array in) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
ARG_ASSERT(2, in_info.ndims() > 0);
af_array res;
switch (type) {
// clang-format off
case f32: res = reduce_all_array<op, float, float>(in); break;
case f64: res = reduce_all_array<op, double, double>(in); break;
case u32: res = reduce_all_array<op, uint, uint>(in); break;
case s32: res = reduce_all_array<op, int, int>(in); break;
case u64: res = reduce_all_array<op, uintl, uintl>(in); break;
case s64: res = reduce_all_array<op, intl, intl>(in); break;
case u16: res = reduce_all_array<op, ushort, ushort>(in); break;
case s16: res = reduce_all_array<op, short, short>(in); break;
case b8: res = reduce_all_array<op, char, char>(in); break;
case u8: res = reduce_all_array<op, uchar, uchar>(in); break;
case s8: res = reduce_all_array<op, schar, schar>(in); break;
case f16: res = reduce_all_array<op, half, half>(in); break;
// clang-format on
case c32: res = reduce_all_array<op, cfloat, cfloat>(in); break;
case c64: res = reduce_all_array<op, cdouble, cdouble>(in); break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_all_promote(double *real_val, double *imag_val,
const af_array in, bool change_nan = false,
double nanval = 0) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
ARG_ASSERT(0, real_val != nullptr);
*real_val = 0;
if (imag_val) { *imag_val = 0; }
cfloat cfval;
cdouble cdval;
switch (type) {
// clang-format off
case f32: *real_val = reduce_all<op, float, float>(in, change_nan, nanval); break;
case f64: *real_val = reduce_all<op, double, double>(in, change_nan, nanval); break;
case u32: *real_val = reduce_all<op, uint, uint>(in, change_nan, nanval); break;
case s32: *real_val = reduce_all<op, int, int>(in, change_nan, nanval); break;
case u64: *real_val = reduce_all<op, uintl, uintl>(in, change_nan, nanval); break;
case s64: *real_val = reduce_all<op, intl, intl>(in, change_nan, nanval); break;
case u16: *real_val = reduce_all<op, ushort, uint>(in, change_nan, nanval); break;
case s16: *real_val = reduce_all<op, short, int>(in, change_nan, nanval); break;
case u8: *real_val = reduce_all<op, uchar, uint>(in, change_nan, nanval); break;
case s8: *real_val = reduce_all<op, schar, int>(in, change_nan, nanval); break;
// clang-format on
case b8: {
if (op == af_mul_t) {
*real_val = reduce_all<af_and_t, char, char>(in, change_nan,
nanval);
} else {
*real_val = reduce_all<af_notzero_t, char, uint>(
in, change_nan, nanval);
}
} break;
case c32:
cfval = reduce_all<op, cfloat, cfloat, cfloat>(in);
ARG_ASSERT(1, imag_val != nullptr);
*real_val = real(cfval);
*imag_val = imag(cfval);
break;
case c64:
cdval = reduce_all<op, cdouble, cdouble, cdouble>(in);
ARG_ASSERT(1, imag_val != nullptr);
*real_val = real(cdval);
*imag_val = imag(cdval);
break;
case f16:
*real_val = reduce_all<op, half, float>(in, change_nan, nanval);
break;
default: TYPE_ERROR(1, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<af_op_t op>
static af_err reduce_all_promote_array(af_array *out, const af_array in,
bool change_nan = false,
double nanval = 0.0) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
af_array res;
switch (type) {
case f32:
res =
reduce_all_array<op, float, float>(in, change_nan, nanval);
break;
case f64:
res = reduce_all_array<op, double, double>(in, change_nan,
nanval);
break;
case c32:
res = reduce_all_array<op, cfloat, cfloat>(in, change_nan,
nanval);
break;
case c64:
res = reduce_all_array<op, cdouble, cdouble>(in, change_nan,
nanval);
break;
case u32:
res = reduce_all_array<op, uint, uint>(in, change_nan, nanval);
break;
case s32:
res = reduce_all_array<op, int, int>(in, change_nan, nanval);
break;
case u64:
res =
reduce_all_array<op, uintl, uintl>(in, change_nan, nanval);
break;
case s64:
res = reduce_all_array<op, intl, intl>(in, change_nan, nanval);
break;
case u16:
res =
reduce_all_array<op, ushort, uint>(in, change_nan, nanval);
break;
case s16:
res = reduce_all_array<op, short, int>(in, change_nan, nanval);
break;
case u8:
res = reduce_all_array<op, uchar, uint>(in, change_nan, nanval);
break;
case s8:
res = reduce_all_array<op, schar, int>(in, change_nan, nanval);
break;
case b8: {
if (op == af_mul_t) {
res = reduce_all_array<af_and_t, char, char>(in, change_nan,
nanval);
} else {
res = reduce_all_array<af_notzero_t, char, uint>(
in, change_nan, nanval);
}
} break;
case f16:
res = reduce_all_array<op, half, float>(in, change_nan, nanval);
break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, res);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_min_all(double *real, double *imag, const af_array in) {
return reduce_all_common<af_min_t>(real, imag, in);
}
af_err af_min_all_array(af_array *out, const af_array in) {
return reduce_all_common_array<af_min_t>(out, in);
}
af_err af_max_all(double *real, double *imag, const af_array in) {
return reduce_all_common<af_max_t>(real, imag, in);
}
af_err af_max_all_array(af_array *out, const af_array in) {
return reduce_all_common_array<af_max_t>(out, in);
}
af_err af_sum_all(double *real, double *imag, const af_array in) {
return reduce_all_promote<af_add_t>(real, imag, in);
}
af_err af_sum_all_array(af_array *out, const af_array in) {
return reduce_all_promote_array<af_add_t>(out, in);
}
af_err af_product_all(double *real, double *imag, const af_array in) {
return reduce_all_promote<af_mul_t>(real, imag, in);
}
af_err af_product_all_array(af_array *out, const af_array in) {
return reduce_all_promote_array<af_mul_t>(out, in);
}
af_err af_count_all(double *real, double *imag, const af_array in) {
return reduce_all_type<af_notzero_t, uint>(real, imag, in);
}
af_err af_count_all_array(af_array *out, const af_array in) {
return reduce_all_type_array<af_notzero_t, uint>(out, in);
}
af_err af_all_true_all(double *real, double *imag, const af_array in) {
return reduce_all_type<af_and_t, char>(real, imag, in);
}
af_err af_all_true_all_array(af_array *out, const af_array in) {
return reduce_all_type_array<af_and_t, char>(out, in);
}
af_err af_any_true_all(double *real, double *imag, const af_array in) {
return reduce_all_type<af_or_t, char>(real, imag, in);
}
af_err af_any_true_all_array(af_array *out, const af_array in) {
return reduce_all_type_array<af_or_t, char>(out, in);
}
template<af_op_t op, typename T>
static inline void ireduce(af_array *res, af_array *loc, const af_array in,
const int dim) {
const Array<T> In = getArray<T>(in);
dim4 odims = In.dims();
odims[dim] = 1;
Array<T> Res = createEmptyArray<T>(odims);
Array<uint> Loc = createEmptyArray<uint>(odims);
ireduce<op, T>(Res, Loc, In, dim);
*res = getHandle(Res);
*loc = getHandle(Loc);
}
template<af_op_t op, typename T>
static inline void rreduce(af_array *res, af_array *loc, const af_array in,
const int dim, const af_array ragged_len) {
const Array<T> In = getArray<T>(in);
const Array<uint> Len = getArray<uint>(ragged_len);
dim4 odims = In.dims();
odims[dim] = 1;
Array<T> Res = createEmptyArray<T>(odims);
Array<uint> Loc = createEmptyArray<uint>(odims);
rreduce<op, T>(Res, Loc, In, dim, Len);
*res = getHandle(Res);
*loc = getHandle(Loc);
}
template<af_op_t op>
static af_err ireduce_common(af_array *val, af_array *idx, const af_array in,
const int dim) {
try {
ARG_ASSERT(3, dim >= 0);
ARG_ASSERT(3, dim < 4);
const ArrayInfo &in_info = getInfo(in);
ARG_ASSERT(2, in_info.ndims() > 0);
if (dim >= static_cast<int>(in_info.ndims())) {
*val = retain(in);
*idx = createHandleFromValue<uint>(in_info.dims(), 0);
return AF_SUCCESS;
}
af_dtype type = in_info.getType();
af_array res, loc;
switch (type) {
case f32: ireduce<op, float>(&res, &loc, in, dim); break;
case f64: ireduce<op, double>(&res, &loc, in, dim); break;
case c32: ireduce<op, cfloat>(&res, &loc, in, dim); break;
case c64: ireduce<op, cdouble>(&res, &loc, in, dim); break;
case u32: ireduce<op, uint>(&res, &loc, in, dim); break;
case s32: ireduce<op, int>(&res, &loc, in, dim); break;
case u64: ireduce<op, uintl>(&res, &loc, in, dim); break;
case s64: ireduce<op, intl>(&res, &loc, in, dim); break;
case u16: ireduce<op, ushort>(&res, &loc, in, dim); break;
case s16: ireduce<op, short>(&res, &loc, in, dim); break;
case b8: ireduce<op, char>(&res, &loc, in, dim); break;
case u8: ireduce<op, uchar>(&res, &loc, in, dim); break;
case s8: ireduce<op, schar>(&res, &loc, in, dim); break;
case f16: ireduce<op, half>(&res, &loc, in, dim); break;
default: TYPE_ERROR(1, type);
}
std::swap(*val, res);
std::swap(*idx, loc);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_imin(af_array *val, af_array *idx, const af_array in, const int dim) {
return ireduce_common<af_min_t>(val, idx, in, dim);
}
af_err af_imax(af_array *val, af_array *idx, const af_array in, const int dim) {
return ireduce_common<af_max_t>(val, idx, in, dim);
}