mirror of
https://github.com/tile-ai/tilelang.git
synced 2026-10-20 06:30:07 +08:00
Lei Wang
dca2fb489a
* Remove debug print statement from block_sparse_attn_triton.py and implement a timeout handler in autotuner for function execution. This enhances the robustness of the autotuner by allowing it to handle timeouts gracefully. * Enhance the autotuner module by adding a timeout handler for function execution, improving robustness in handling long-running tasks. This change includes the introduction of a custom TimeoutException and updates to the run_with_timeout function for better signal management. * Add merge shared memory allocations pass and related configurations - Introduced a new pass for merging shared memory allocations in GPU kernels, allowing for more efficient memory usage. - Registered configuration options for debugging and controlling the merging behavior. - Updated relevant files to integrate the new pass into the TileLang engine and transform modules. - Adjusted import paths and added documentation for the new functionality. * Reduce num_stages parameter in GEMM functions from 3 to 1 for improved performance in test_tilelang_kernel_gemm.py
529 lines
11 KiB
Python
529 lines
11 KiB
Python
from tilelang import tvm as tvm
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import tilelang.testing
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def matmul(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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accum_dtype,
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num_stages,
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threads,
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):
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A_shape = (K, M) if trans_A else (M, K)
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B_shape = (N, K) if trans_B else (K, N)
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A_shared_shape = (block_K, block_M) if trans_A else (block_M, block_K)
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B_shared_shape = (block_N, block_K) if trans_B else (block_K, block_N)
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import tilelang.language as T
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@T.prim_func
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def main(
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A: T.Tensor(A_shape, in_dtype),
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B: T.Tensor(B_shape, in_dtype),
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C: T.Tensor((M, N), out_dtype),
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):
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with T.Kernel(T.ceildiv(N, block_N), T.ceildiv(M, block_M), threads=threads) as (bx, by):
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A_shared = T.alloc_shared(A_shared_shape, in_dtype)
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B_shared = T.alloc_shared(B_shared_shape, in_dtype)
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C_local = T.alloc_fragment((block_M, block_N), accum_dtype)
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T.clear(C_local)
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for k in T.Pipelined(T.ceildiv(K, block_K), num_stages=num_stages):
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if trans_A:
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T.copy(A[k * block_K, by * block_M], A_shared)
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else:
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T.copy(A[by * block_M, k * block_K], A_shared)
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if trans_B:
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T.copy(B[bx * block_N, k * block_K], B_shared)
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else:
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T.copy(B[k * block_K, bx * block_N], B_shared)
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T.gemm(A_shared, B_shared, C_local, trans_A, trans_B)
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T.copy(C_local, C[by * block_M, bx * block_N])
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return main
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def run_gemm(
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M,
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N,
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K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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block_M,
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block_N,
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block_K,
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num_stages=3,
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num_threads=128,
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):
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program = matmul(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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num_stages,
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num_threads,
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)
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kernel = tilelang.compile(program, out_idx=[2])
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profiler = kernel.get_profiler()
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def ref_program(A, B):
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import torch
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if trans_A:
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A = A.T
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if trans_B:
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B = B.T
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C = torch.matmul(A.to(torch.float), B.to(torch.float))
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C = C.to(torch.__getattribute__(out_dtype))
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return C
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profiler.assert_allclose(ref_program, atol=1e-2, rtol=1e-2)
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def test_gemm_f16f16f16_nn():
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run_gemm(
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512,
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1024,
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768,
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False,
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False,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def test_gemm_f16f16f32_nn():
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run_gemm(
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512,
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1024,
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768,
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False,
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False,
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"float16",
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"float16",
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"float32",
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128,
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128,
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32,
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)
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def test_gemm_bf16bf16f32_nn():
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run_gemm(
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512,
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1024,
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768,
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False,
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False,
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"bfloat16",
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"bfloat16",
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"float32",
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128,
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128,
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32,
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)
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def test_gemm_f32f32f32_nn():
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run_gemm(
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512,
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1024,
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768,
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False,
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False,
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"float32",
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"float32",
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"float32",
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64,
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128,
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32,
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)
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def test_gemm_f16f16f16_tn():
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run_gemm(
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512,
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1024,
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768,
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True,
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False,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def test_gemm_f16f16f16_nt():
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run_gemm(
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512,
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1024,
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768,
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False,
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True,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def test_gemm_i8i8i32_nt():
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run_gemm(512, 1024, 768, False, True, "int8", "int8", "int32", 128, 128, 64)
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def test_gemm_i8i8i32_tn():
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run_gemm(512, 1024, 768, True, False, "int8", "int8", "int32", 128, 128, 64)
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def test_gemm_f64f64f64_nt():
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run_gemm(512, 512, 512, False, True, "float64", "float64", "float64", 64, 32, 16)
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def test_gemm_f32f32f32_nt():
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run_gemm(
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512,
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1024,
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768,
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False,
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True,
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"float32",
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"float32",
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"float32",
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64,
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128,
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32,
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)
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def test_gemm_f32f32f32_tn():
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run_gemm(
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512,
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1024,
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768,
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True,
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False,
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"float32",
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"float32",
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"float32",
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64,
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128,
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32,
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)
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def test_pad_aligned_f16f16f16_nn():
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run_gemm(
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512 - 8,
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1024 - 32,
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768 - 24,
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False,
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False,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def test_pad_f16f16f16_nn():
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run_gemm(
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512 - 9,
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1024 - 7,
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768 - 5,
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False,
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False,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def test_pad_f16f16f32_nn():
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run_gemm(
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512 + 19,
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1024 + 17,
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768 + 15,
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False,
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False,
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"float16",
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"float16",
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"float32",
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128,
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64,
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32,
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)
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def matmul_sr(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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accum_dtype,
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num_stages,
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threads,
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):
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A_shape = (K, M) if trans_A else (M, K)
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B_shape = (N, K) if trans_B else (K, N)
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A_shared_shape = (block_K, block_M) if trans_A else (block_M, block_K)
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B_shared_shape = (block_N, block_K) if trans_B else (block_K, block_N)
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import tilelang.language as T
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@T.prim_func
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def main(
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A: T.Tensor(A_shape, in_dtype),
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B: T.Tensor(B_shape, in_dtype),
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C: T.Tensor((M, N), out_dtype),
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):
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with T.Kernel(T.ceildiv(N, block_N), T.ceildiv(M, block_M), threads=threads) as (bx, by):
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A_shared = T.alloc_shared(A_shared_shape, in_dtype)
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B_shared = T.alloc_shared(B_shared_shape, in_dtype)
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B_local = T.alloc_fragment(B_shared_shape, in_dtype)
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C_local = T.alloc_fragment((block_M, block_N), accum_dtype)
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T.clear(C_local)
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for k in T.Pipelined(T.ceildiv(K, block_K), num_stages=num_stages):
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if trans_A:
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T.copy(A[k * block_K, by * block_M], A_shared)
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else:
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T.copy(A[by * block_M, k * block_K], A_shared)
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if trans_B:
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T.copy(B[bx * block_N, k * block_K], B_shared)
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T.copy(B[bx * block_N, k * block_K], B_local)
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else:
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T.copy(B[k * block_K, bx * block_N], B_shared)
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T.copy(B[k * block_K, bx * block_N], B_local)
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T.gemm(A_shared, B_local, C_local, trans_A, trans_B)
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T.copy(C_local, C[by * block_M, bx * block_N])
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return main
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def run_gemm_sr(
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M,
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N,
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K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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block_M,
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block_N,
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block_K,
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num_stages=1,
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num_threads=128,
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):
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program = matmul_sr(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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num_stages,
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num_threads,
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)
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kernel = tilelang.compile(program, out_idx=[2])
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profiler = kernel.get_profiler()
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def ref_program(A, B):
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import torch
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if trans_A:
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A = A.T
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if trans_B:
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B = B.T
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C = torch.matmul(A.to(torch.float), B.to(torch.float))
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C = C.to(torch.__getattribute__(out_dtype))
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return C
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profiler.assert_allclose(ref_program, atol=1e-2, rtol=1e-2)
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def test_gemm_f16f16f16_sr():
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run_gemm_sr(
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512,
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1024,
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768,
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False,
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True,
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"float16",
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"float16",
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"float16",
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128,
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256,
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32,
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2,
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)
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def matmul_rs(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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accum_dtype,
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num_stages,
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threads,
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):
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A_shape = (K, M) if trans_A else (M, K)
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B_shape = (N, K) if trans_B else (K, N)
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A_shared_shape = (block_K, block_M) if trans_A else (block_M, block_K)
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B_shared_shape = (block_N, block_K) if trans_B else (block_K, block_N)
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import tilelang.language as T
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@T.prim_func
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def main(
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A: T.Tensor(A_shape, in_dtype),
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B: T.Tensor(B_shape, in_dtype),
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C: T.Tensor((M, N), out_dtype),
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):
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with T.Kernel(T.ceildiv(N, block_N), T.ceildiv(M, block_M), threads=threads) as (bx, by):
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A_shared = T.alloc_shared(A_shared_shape, in_dtype)
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A_local = T.alloc_fragment(A_shared_shape, in_dtype)
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B_shared = T.alloc_shared(B_shared_shape, in_dtype)
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C_local = T.alloc_fragment((block_M, block_N), accum_dtype)
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T.clear(C_local)
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for k in T.Pipelined(T.ceildiv(K, block_K), num_stages=num_stages):
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if trans_A:
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T.copy(A[k * block_K, by * block_M], A_shared)
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T.copy(A[k * block_K, by * block_M], A_local)
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else:
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T.copy(A[by * block_M, k * block_K], A_shared)
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T.copy(A[by * block_M, k * block_K], A_local)
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if trans_B:
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T.copy(B[bx * block_N, k * block_K], B_shared)
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else:
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T.copy(B[k * block_K, bx * block_N], B_shared)
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T.gemm(A_local, B_shared, C_local, trans_A, trans_B)
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T.copy(C_local, C[by * block_M, bx * block_N])
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return main
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def run_gemm_rs(
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M,
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N,
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K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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block_M,
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block_N,
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block_K,
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num_stages=1,
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num_threads=128,
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):
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program = matmul_rs(
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M,
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N,
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K,
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block_M,
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block_N,
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block_K,
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trans_A,
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trans_B,
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in_dtype,
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out_dtype,
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dtypeAccum,
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num_stages,
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num_threads,
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)
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kernel = tilelang.compile(program, out_idx=[2])
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print(kernel.get_kernel_source())
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profiler = kernel.get_profiler()
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def ref_program(A, B):
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import torch
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if trans_A:
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A = A.T
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if trans_B:
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B = B.T
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C = torch.matmul(A.to(torch.float), B.to(torch.float))
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C = C.to(torch.__getattribute__(out_dtype))
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return C
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profiler.assert_allclose(ref_program, atol=1e-2, rtol=1e-2)
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def test_gemm_f16f16f16_rs():
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run_gemm_rs(
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512,
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1024,
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768,
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True,
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False,
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"float16",
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"float16",
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"float16",
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128,
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128,
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32,
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0,
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)
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if __name__ == "__main__":
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tilelang.testing.main()
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