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mlx/mlx/backend/metal/kernels/fp_quantized_nax.metal
2025-11-19 15:06:00 -08:00

75 lines
2.8 KiB
Metal

// Copyright © 2025 Apple Inc.
// clang-format off
#include "mlx/backend/metal/kernels/utils.h"
#include "mlx/backend/metal/kernels/steel/gemm/gemm.h"
#include "mlx/backend/metal/kernels/quantized_utils.h"
#include "mlx/backend/metal/kernels/steel/gemm/nax.h"
#include "mlx/backend/metal/kernels/fp_quantized_nax.h"
#define instantiate_quantized_batched(mode, name, type, bm, bn, bk, wm, wn, batched) \
instantiate_kernel( \
#mode "_" #name "_" #type "_gs_32_b_4_bm" #bm "_bn" #bn "_bk" #bk "_wm" #wm "_wn" #wn "_batch_" #batched, \
fp_ ## name, \
type, \
32, \
4, \
batched)
#define instantiate_quantized_aligned(mode, name, type, bm, bn, bk, wm, wn, aligned) \
instantiate_kernel( \
#mode "_" #name "_" #type "_gs_32_b_4_bm" #bm "_bn" #bn "_bk" #bk "_wm" #wm "_wn" #wn "_alN_" #aligned, \
fp_ ## name, \
type, \
32, \
4, \
aligned)
#define instantiate_quantized_aligned_batched(mode, name, type, bm, bn, bk, wm, wn, aligned, batched) \
instantiate_kernel( \
#mode "_" #name "_" #type "_gs_32_b_4_bm" #bm "_bn" #bn "_bk" #bk "_wm" #wm "_wn" #wn "_alN_" #aligned "_batch_" #batched, \
fp_ ## name, \
type, \
32, \
4, \
aligned, \
batched)
#define instantiate_gather_qmm_rhs(func, name, type, bm, bn, bk, wm, wn, transpose) \
instantiate_kernel( \
#name "_" #type "_gs_32_b_4_bm_" #bm "_bn_" #bn "_bk_" #bk "_wm_" #wm "_wn_" #wn, \
func, \
type, \
32, \
4, \
bm, \
bn, \
bk, \
wm, \
wn, \
transpose)
#define instantiate_quantized_all_aligned(type) \
instantiate_quantized_aligned(mxfp4, gather_qmm_t_nax, type, 64, 64, 64, 2, 2, true) \
instantiate_quantized_aligned(mxfp4, gather_qmm_t_nax, type, 64, 64, 64, 2, 2, false) \
instantiate_quantized_aligned_batched(mxfp4, qmm_t_nax, type, 64, 64, 64, 2, 2, true, 1) \
instantiate_quantized_aligned_batched(mxfp4, qmm_t_nax, type, 64, 64, 64, 2, 2, true, 0) \
instantiate_quantized_aligned_batched(mxfp4, qmm_t_nax, type, 64, 64, 64, 2, 2, false, 1) \
instantiate_quantized_aligned_batched(mxfp4, qmm_t_nax, type, 64, 64, 64, 2, 2, false, 0)
#define instantiate_quantized_all_rhs(type) \
instantiate_gather_qmm_rhs(fp_gather_qmm_rhs_nax, mxfp4_gather_qmm_rhs_nax_nt, type, 64, 64, 64, 2, 2, true) \
instantiate_gather_qmm_rhs(fp_gather_qmm_rhs_nax, mxfp4_gather_qmm_rhs_nax_nn, type, 64, 64, 64, 2, 2, false)
#define instantiate_quantized_types(type) \
instantiate_quantized_all_aligned(type) \
instantiate_quantized_all_rhs(type)
instantiate_quantized_types(float)
instantiate_quantized_types(bfloat16_t)
instantiate_quantized_types(float16_t)
// clang-format on