SetBatchNum
功能说明
调用IterateBatch接口之前，需要在host侧Tiling实现中通过本接口设置多Batch计算的最大Batch数。
函数原型
1 | int32_t SetBatchNum(int32_t batch) |
参数说明
参数名 |
输入/输出 |
描述 |
|---|---|---|
batch |
输入 |
多Batch计算的最大Batch数。 |
返回值
-1表示设置失败； 0表示设置成功。
注意事项
无
调用示例
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | auto ascendcPlatform = platform_ascendc::PlatformAscendC(context->GetPlatformInfo()) matmul_tiling::MultiCoreMatmulTiling tiling(ascendcPlatform); int32_t M = 32; int32_t N = 256; int32_t K = 64; tiling->SetDim(1); tiling->SetAType(matmul_tiling::TPosition::GM, matmul_tiling::CubeFormat::ND, matmul_tiling::DataType::DT_FLOAT16); tiling->SetBType(matmul_tiling::TPosition::GM, matmul_tiling::CubeFormat::ND, matmul_tiling::DataType::DT_FLOAT16); tiling->SetCType(matmul_tiling::TPosition::GM, matmul_tiling::CubeFormat::ND, matmul_tiling::DataType::DT_FLOAT); tiling->SetBiasType(matmul_tiling::TPosition::GM, matmul_tiling::CubeFormat::ND, matmul_tiling::DataType::DT_FLOAT); tiling->SetShape(M, N, K); tiling->SetOrgShape(M, N, K); tiling->SetBias(true); tiling->SetBufferSpace(-1, -1, -1); constexpr int32_t A_BNUM = 2; constexpr int32_t A_SNUM = 32; constexpr int32_t A_GNUM = 3; constexpr int32_t A_DNUM = 64; constexpr int32_t B_BNUM = 2; constexpr int32_t B_SNUM = 256; constexpr int32_t B_GNUM = 3; constexpr int32_t B_DNUM = 64; constexpr int32_t C_BNUM = 2; constexpr int32_t C_SNUM = 32; constexpr int32_t C_GNUM = 3; constexpr int32_t C_DNUM = 256; constexpr int32_t BATCH_NUM = 3; tiling->SetALayout(A_BNUM, A_SNUM, 1, A_GNUM, A_DNUM); tiling->SetBLayout(B_BNUM, B_SNUM, 1, B_GNUM, B_DNUM); tiling->SetCLayout(C_BNUM, C_SNUM, 1, C_GNUM, C_DNUM); tiling->SetBatchNum(BATCH_NUM); // 设置Batch数 tiling->SetBufferSpace(-1, -1, -1); optiling::TCubeTiling tilingData; int ret = tiling.GetTiling(tilingData); |
父主题： Matmul Tiling类
