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2419edd5b2
* wip: faster compiled kernels * faster general unary with uint specialization * index type in compiled, unary, binary, ternary, copy * fix jit * jit fix * specialize gather + scatter * nit in docs
76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
// Copyright © 2023-2024 Apple Inc.
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#pragma once
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#include "mlx/array.h"
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#include "mlx/backend/metal/device.h"
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#include "mlx/primitives.h"
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namespace mlx::core {
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std::string type_to_name(const array& a);
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// Compute the thread block dimensions which fit the given
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// input dimensions.
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// - The thread block dimensions will be powers of two
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// - The thread block size will be less than 2^pow2
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MTL::Size get_block_dims(int dim0, int dim1, int dim2, int pow2 = 10);
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// Computes a 2D grid where each element is < UINT_MAX
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// Assumes:
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// - overall size (product of non-broadcasted dimensions) is < UINT_MAX^2
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// - shape and strides correspond to a contiguous (no holes) but
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// possibly broadcasted array
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MTL::Size get_2d_grid_dims(
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const std::vector<int>& shape,
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const std::vector<size_t>& strides);
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// Same as above but we do an implicit division with divisor.
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// Basically, equivalent to factorizing
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// Prod(s \forall s in shape if strides[s] > 0) / divisor.
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MTL::Size get_2d_grid_dims(
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const std::vector<int>& shape,
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const std::vector<size_t>& strides,
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size_t divisor);
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inline NS::String* make_string(std::ostringstream& os) {
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std::string string = os.str();
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return NS::String::string(string.c_str(), NS::UTF8StringEncoding);
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}
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inline void debug_set_stream_queue_label(MTL::CommandQueue* queue, int index) {
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#ifdef MLX_METAL_DEBUG
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std::ostringstream label;
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label << "Stream " << index;
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queue->setLabel(make_string(label));
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#endif
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}
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inline void debug_set_primitive_buffer_label(
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MTL::CommandBuffer* command_buffer,
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Primitive& primitive) {
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#ifdef MLX_METAL_DEBUG
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std::ostringstream label;
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if (auto cbuf_label = command_buffer->label(); cbuf_label) {
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label << cbuf_label->utf8String();
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}
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primitive.print(label);
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command_buffer->setLabel(make_string(label));
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#endif
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}
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std::string get_primitive_string(Primitive* primitive);
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template <typename T>
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void concatenate(std::string& acc, T first) {
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acc += first;
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}
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template <typename T, typename... Args>
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void concatenate(std::string& acc, T first, Args... args) {
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acc += first;
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concatenate(acc, args...);
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}
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} // namespace mlx::core
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