mirror of
https://github.com/ROCm/composable_kernel.git
synced 2026-04-20 06:49:15 +00:00
Reorganize files, Part 1 (#119)
* delete obselete files * move files * build * update cmake * update cmake * fix build * reorg examples * update cmake for example and test
This commit is contained in:
Chao Liu
356
include/ck/utility/dynamic_buffer.hpp
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356
include/ck/utility/dynamic_buffer.hpp
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#ifndef CK_BUFFER_HPP
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#define CK_BUFFER_HPP
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#include "amd_buffer_addressing.hpp"
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#include "c_style_pointer_cast.hpp"
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#include "config.hpp"
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#include "enable_if.hpp"
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namespace ck {
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template <AddressSpaceEnum_t BufferAddressSpace,
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typename T,
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typename ElementSpaceSize,
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bool InvalidElementUseNumericalZeroValue>
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struct DynamicBuffer
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{
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using type = T;
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T* p_data_;
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ElementSpaceSize element_space_size_;
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T invalid_element_value_ = T{0};
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__host__ __device__ constexpr DynamicBuffer(T* p_data, ElementSpaceSize element_space_size)
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: p_data_{p_data}, element_space_size_{element_space_size}
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{
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}
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__host__ __device__ constexpr DynamicBuffer(T* p_data,
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ElementSpaceSize element_space_size,
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T invalid_element_value)
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: p_data_{p_data},
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element_space_size_{element_space_size},
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invalid_element_value_{invalid_element_value}
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{
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}
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__host__ __device__ static constexpr AddressSpaceEnum_t GetAddressSpace()
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{
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return BufferAddressSpace;
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}
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__host__ __device__ constexpr const T& operator[](index_t i) const { return p_data_[i]; }
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__host__ __device__ constexpr T& operator()(index_t i) { return p_data_[i]; }
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template <typename X,
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typename enable_if<is_same<typename scalar_type<remove_cvref_t<X>>::type,
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typename scalar_type<remove_cvref_t<T>>::type>::value,
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bool>::type = false>
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__host__ __device__ constexpr auto Get(index_t i, bool is_valid_element) const
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{
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// X contains multiple T
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constexpr index_t scalar_per_t_vector = scalar_type<remove_cvref_t<T>>::vector_size;
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constexpr index_t scalar_per_x_vector = scalar_type<remove_cvref_t<X>>::vector_size;
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static_assert(scalar_per_x_vector % scalar_per_t_vector == 0,
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"wrong! X need to be multiple T");
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#if CK_USE_AMD_BUFFER_LOAD
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bool constexpr use_amd_buffer_addressing = true;
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#else
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bool constexpr use_amd_buffer_addressing = false;
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#endif
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if constexpr(GetAddressSpace() == AddressSpaceEnum_t::Global && use_amd_buffer_addressing)
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{
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constexpr index_t t_per_x = scalar_per_x_vector / scalar_per_t_vector;
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if constexpr(InvalidElementUseNumericalZeroValue)
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{
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return amd_buffer_load_invalid_element_return_zero<remove_cvref_t<T>, t_per_x>(
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p_data_, i, is_valid_element, element_space_size_);
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}
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else
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{
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return amd_buffer_load_invalid_element_return_customized_value<remove_cvref_t<T>,
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t_per_x>(
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p_data_, i, is_valid_element, element_space_size_, invalid_element_value_);
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}
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}
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else
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{
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if constexpr(InvalidElementUseNumericalZeroValue)
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{
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp;
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__builtin_memcpy(&tmp, &(p_data_[i]), sizeof(X));
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return is_valid_element ? tmp : X{0};
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#else
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return is_valid_element ? *c_style_pointer_cast<const X*>(&p_data_[i]) : X{0};
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#endif
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}
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else
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{
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp;
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__builtin_memcpy(&tmp, &(p_data_[i]), sizeof(X));
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return is_valid_element ? tmp : X{invalid_element_value_};
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#else
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return is_valid_element ? *c_style_pointer_cast<const X*>(&p_data_[i])
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: X{invalid_element_value_};
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#endif
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}
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}
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}
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template <InMemoryDataOperationEnum_t Op,
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typename X,
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typename enable_if<is_same<typename scalar_type<remove_cvref_t<X>>::type,
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typename scalar_type<remove_cvref_t<T>>::type>::value,
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bool>::type = false>
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__host__ __device__ void Update(index_t i, bool is_valid_element, const X& x)
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{
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if constexpr(Op == InMemoryDataOperationEnum_t::Set)
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{
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this->template Set<X>(i, is_valid_element, x);
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}
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else if constexpr(Op == InMemoryDataOperationEnum_t::AtomicAdd)
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{
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this->template AtomicAdd<X>(i, is_valid_element, x);
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}
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else if constexpr(Op == InMemoryDataOperationEnum_t::Add)
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{
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auto tmp = this->template Get<X>(i, is_valid_element);
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this->template Set<X>(i, is_valid_element, x + tmp);
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// tmp += x;
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// this->template Set<X>(i, is_valid_element, tmp);
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}
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}
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template <typename X,
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typename enable_if<is_same<typename scalar_type<remove_cvref_t<X>>::type,
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typename scalar_type<remove_cvref_t<T>>::type>::value,
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bool>::type = false>
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__host__ __device__ void Set(index_t i, bool is_valid_element, const X& x)
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{
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// X contains multiple T
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constexpr index_t scalar_per_t_vector = scalar_type<remove_cvref_t<T>>::vector_size;
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constexpr index_t scalar_per_x_vector = scalar_type<remove_cvref_t<X>>::vector_size;
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static_assert(scalar_per_x_vector % scalar_per_t_vector == 0,
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"wrong! X need to be multiple T");
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if constexpr(GetAddressSpace() == AddressSpaceEnum_t::Global)
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{
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#if CK_USE_AMD_BUFFER_STORE
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constexpr index_t t_per_x = scalar_per_x_vector / scalar_per_t_vector;
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amd_buffer_store<remove_cvref_t<T>, t_per_x>(
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x, p_data_, i, is_valid_element, element_space_size_);
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#else
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if(is_valid_element)
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{
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp = x;
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__builtin_memcpy(&(p_data_[i]), &tmp, sizeof(X));
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#else
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*c_style_pointer_cast<X*>(&p_data_[i]) = x;
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#endif
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}
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#endif
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}
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else if constexpr(GetAddressSpace() == AddressSpaceEnum_t::Lds)
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{
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if(is_valid_element)
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{
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#if !CK_WORKAROUND_SWDEV_XXXXXX_INT8_DS_WRITE_ISSUE
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp = x;
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__builtin_memcpy(&(p_data_[i]), &tmp, sizeof(X));
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#else
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*c_style_pointer_cast<X*>(&p_data_[i]) = x;
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#endif
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#else
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// HACK: compiler would lower IR "store<i8, 16> address_space(3)" into
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// inefficient
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// ISA, so I try to let compiler emit IR "store<i32, 4>" which would be lower to
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// ds_write_b128
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// TODO: remove this after compiler fix
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if constexpr(is_same<typename scalar_type<remove_cvref_t<T>>::type, int8_t>::value)
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{
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static_assert((is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8_t>::value) ||
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(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x2_t>::value) ||
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(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x4_t>::value) ||
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(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x8_t>::value) ||
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(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x16_t>::value) ||
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(is_same<remove_cvref_t<T>, int8x4_t>::value &&
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is_same<remove_cvref_t<X>, int8x4_t>::value) ||
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(is_same<remove_cvref_t<T>, int8x8_t>::value &&
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is_same<remove_cvref_t<X>, int8x8_t>::value) ||
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(is_same<remove_cvref_t<T>, int8x16_t>::value &&
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is_same<remove_cvref_t<X>, int8x16_t>::value),
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"wrong! not implemented for this combination, please add "
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"implementation");
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if constexpr(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int8_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int8_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x2_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int16_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int16_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x4_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x8_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32x2_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32x2_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8_t>::value &&
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is_same<remove_cvref_t<X>, int8x16_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32x4_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32x4_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8x4_t>::value &&
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is_same<remove_cvref_t<X>, int8x4_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8x8_t>::value &&
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is_same<remove_cvref_t<X>, int8x8_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32x2_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32x2_t*>(&x);
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}
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else if constexpr(is_same<remove_cvref_t<T>, int8x16_t>::value &&
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is_same<remove_cvref_t<X>, int8x16_t>::value)
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{
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// HACK: cast pointer of x is bad
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// TODO: remove this after compiler fix
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*c_style_pointer_cast<int32x4_t*>(&p_data_[i]) =
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*c_style_pointer_cast<const int32x4_t*>(&x);
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}
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}
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else
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{
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp = x;
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__builtin_memcpy(&(p_data_[i]), &tmp, sizeof(X));
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#else
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*c_style_pointer_cast<X*>(&p_data_[i]) = x;
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#endif
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}
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#endif
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}
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}
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else
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{
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if(is_valid_element)
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{
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#if CK_EXPERIMENTAL_USE_MEMCPY_FOR_VECTOR_ACCESS
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X tmp = x;
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__builtin_memcpy(&(p_data_[i]), &tmp, sizeof(X));
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#else
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*c_style_pointer_cast<X*>(&p_data_[i]) = x;
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#endif
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}
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}
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}
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template <typename X,
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typename enable_if<is_same<typename scalar_type<remove_cvref_t<X>>::type,
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typename scalar_type<remove_cvref_t<T>>::type>::value,
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bool>::type = false>
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__host__ __device__ void AtomicAdd(index_t i, bool is_valid_element, const X& x)
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{
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// X contains multiple T
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constexpr index_t scalar_per_t_vector = scalar_type<remove_cvref_t<T>>::vector_size;
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constexpr index_t scalar_per_x_vector = scalar_type<remove_cvref_t<X>>::vector_size;
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static_assert(scalar_per_x_vector % scalar_per_t_vector == 0,
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"wrong! X need to be multiple T");
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static_assert(GetAddressSpace() == AddressSpaceEnum_t::Global, "only support global mem");
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#if CK_USE_AMD_BUFFER_ATOMIC_ADD
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constexpr index_t t_per_x = scalar_per_x_vector / scalar_per_t_vector;
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amd_buffer_atomic_add<remove_cvref_t<T>, t_per_x>(
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x, p_data_, i, is_valid_element, element_space_size_);
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#else
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if(is_valid_element)
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{
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atomicAdd(&p_data_[i], x);
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}
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#endif
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}
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__host__ __device__ static constexpr bool IsStaticBuffer() { return false; }
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__host__ __device__ static constexpr bool IsDynamicBuffer() { return true; }
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};
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template <AddressSpaceEnum_t BufferAddressSpace, typename T, typename ElementSpaceSize>
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__host__ __device__ constexpr auto make_dynamic_buffer(T* p, ElementSpaceSize element_space_size)
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{
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return DynamicBuffer<BufferAddressSpace, T, ElementSpaceSize, true>{p, element_space_size};
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}
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template <
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AddressSpaceEnum_t BufferAddressSpace,
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typename T,
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typename ElementSpaceSize,
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typename X,
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typename enable_if<is_same<remove_cvref_t<T>, remove_cvref_t<X>>::value, bool>::type = false>
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__host__ __device__ constexpr auto
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make_dynamic_buffer(T* p, ElementSpaceSize element_space_size, X invalid_element_value)
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{
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return DynamicBuffer<BufferAddressSpace, T, ElementSpaceSize, false>{
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p, element_space_size, invalid_element_value};
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}
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} // namespace ck
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#endif
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