Commit e1287b9a authored by fsx950223's avatar fsx950223
Browse files

skip dropout when dropout=0

parent f5c70413
...@@ -48,6 +48,7 @@ template <typename GridwiseGemm, ...@@ -48,6 +48,7 @@ template <typename GridwiseGemm,
typename ComputeBasePtrOfStridedBatch, typename ComputeBasePtrOfStridedBatch,
typename C0MatrixMask, typename C0MatrixMask,
bool HasMainKBlockLoop, bool HasMainKBlockLoop,
bool IsDropout,
bool Deterministic> bool Deterministic>
__global__ void __global__ void
#if CK_USE_LAUNCH_BOUNDS #if CK_USE_LAUNCH_BOUNDS
...@@ -119,7 +120,7 @@ __global__ void ...@@ -119,7 +120,7 @@ __global__ void
{ {
for(index_t i = 0; i < nblock; i++) for(index_t i = 0; i < nblock; i++)
{ {
GridwiseGemm::template Run<HasMainKBlockLoop>( GridwiseGemm::template Run<HasMainKBlockLoop, IsDropout>(
p_a_grid + a_batch_offset, p_a_grid + a_batch_offset,
p_b_grid + b_batch_offset, p_b_grid + b_batch_offset,
z_matrix_ptr, z_matrix_ptr,
...@@ -154,36 +155,36 @@ __global__ void ...@@ -154,36 +155,36 @@ __global__ void
} }
else else
{ {
GridwiseGemm::template Run<HasMainKBlockLoop>(p_a_grid + a_batch_offset, GridwiseGemm::template Run<HasMainKBlockLoop, IsDropout>(p_a_grid + a_batch_offset,
p_b_grid + b_batch_offset, p_b_grid + b_batch_offset,
z_matrix_ptr, z_matrix_ptr,
p_b1_grid + b1_batch_offset, p_b1_grid + b1_batch_offset,
p_c_grid + c_batch_offset, p_c_grid + c_batch_offset,
p_lse_grid + lse_batch_offset, p_lse_grid + lse_batch_offset,
p_ygrad_grid + c_batch_offset, p_ygrad_grid + c_batch_offset,
p_qgrad_grid + a_batch_offset, p_qgrad_grid + a_batch_offset,
p_kgrad_grid + b_batch_offset, p_kgrad_grid + b_batch_offset,
p_vgrad_grid + b1_batch_offset, p_vgrad_grid + b1_batch_offset,
p_shared, p_shared,
a_element_op, a_element_op,
b_element_op, b_element_op,
acc_element_op, acc_element_op,
b1_element_op, b1_element_op,
c_element_op, c_element_op,
a_grid_desc_ak0_m_ak1, a_grid_desc_ak0_m_ak1,
b_grid_desc_bk0_n_bk1, b_grid_desc_bk0_n_bk1,
c_grid_desc_m0_n0_m1_n1_m2_n2_m3_n3_n4_n5, c_grid_desc_m0_n0_m1_n1_m2_n2_m3_n3_n4_n5,
b1_grid_desc_bk0_n_bk1, b1_grid_desc_bk0_n_bk1,
c_grid_desc_mblock_mperblock_nblock_nperblock, c_grid_desc_mblock_mperblock_nblock_nperblock,
lse_grid_desc_m, lse_grid_desc_m,
ygrad_grid_desc_o0_m_o1, ygrad_grid_desc_o0_m_o1,
block_2_ctile_map, block_2_ctile_map,
c0_matrix_mask, c0_matrix_mask,
p_drop, p_drop,
ph, ph,
z_random_matrix_offset, z_random_matrix_offset,
raw_n_padded, raw_n_padded,
0); 0);
} }
#else #else
ignore = p_a_grid; ignore = p_a_grid;
...@@ -932,7 +933,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1 ...@@ -932,7 +933,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1
float ave_time = 0; float ave_time = 0;
auto launch_kernel = [&](auto has_main_k_block_loop_) { auto launch_kernel = [&](auto has_main_k_block_loop_, auto is_dropout_) {
const auto kernel = const auto kernel =
kernel_batched_multihead_attention_backward_qloop_xdl_cshuffle_v1< kernel_batched_multihead_attention_backward_qloop_xdl_cshuffle_v1<
GridwiseGemm, GridwiseGemm,
...@@ -956,6 +957,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1 ...@@ -956,6 +957,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1
ComputeBasePtrOfStridedBatch, ComputeBasePtrOfStridedBatch,
C0MatrixMask, C0MatrixMask,
has_main_k_block_loop_, has_main_k_block_loop_,
is_dropout_,
Deterministic>; Deterministic>;
return launch_and_time_kernel( return launch_and_time_kernel(
...@@ -997,9 +999,11 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1 ...@@ -997,9 +999,11 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V1
arg.m_raw_padded_, arg.m_raw_padded_,
arg.n_raw_padded_); arg.n_raw_padded_);
}; };
if(arg.p_drop_ > 0.0){
ave_time = launch_kernel(integral_constant<bool, false>{}); ave_time = launch_kernel(integral_constant<bool, false>{}, integral_constant<bool, true>{});
}else{
ave_time = launch_kernel(integral_constant<bool, false>{}, integral_constant<bool, false>{});
}
return ave_time; return ave_time;
} }
......
...@@ -47,6 +47,7 @@ template <typename GridwiseGemm, ...@@ -47,6 +47,7 @@ template <typename GridwiseGemm,
typename ComputeBasePtrOfStridedBatch, typename ComputeBasePtrOfStridedBatch,
typename C0MatrixMask, typename C0MatrixMask,
bool HasMainKBlockLoop, bool HasMainKBlockLoop,
bool IsDropout,
bool Deterministic> bool Deterministic>
__global__ void __global__ void
#if CK_USE_LAUNCH_BOUNDS #if CK_USE_LAUNCH_BOUNDS
...@@ -118,7 +119,7 @@ __global__ void ...@@ -118,7 +119,7 @@ __global__ void
{ {
for(index_t i = 0; i < nblock; i++) for(index_t i = 0; i < nblock; i++)
{ {
GridwiseGemm::template Run<HasMainKBlockLoop>( GridwiseGemm::template Run<HasMainKBlockLoop, IsDropout>(
p_a_grid + a_batch_offset, p_a_grid + a_batch_offset,
p_b_grid + b_batch_offset, p_b_grid + b_batch_offset,
z_matrix_ptr, z_matrix_ptr,
...@@ -153,7 +154,7 @@ __global__ void ...@@ -153,7 +154,7 @@ __global__ void
} }
else else
{ {
GridwiseGemm::template Run<HasMainKBlockLoop>(p_a_grid + a_batch_offset, GridwiseGemm::template Run<HasMainKBlockLoop, IsDropout>(p_a_grid + a_batch_offset,
p_b_grid + b_batch_offset, p_b_grid + b_batch_offset,
z_matrix_ptr, z_matrix_ptr,
p_b1_grid + b1_batch_offset, p_b1_grid + b1_batch_offset,
...@@ -949,7 +950,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2 ...@@ -949,7 +950,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2
float ave_time = 0; float ave_time = 0;
auto launch_kernel = [&](auto has_main_k_block_loop_) { auto launch_kernel = [&](auto has_main_k_block_loop_, auto is_dropout_) {
const auto kernel = const auto kernel =
kernel_batched_multihead_attention_backward_qloop_xdl_cshuffle_v2< kernel_batched_multihead_attention_backward_qloop_xdl_cshuffle_v2<
GridwiseGemm, GridwiseGemm,
...@@ -973,6 +974,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2 ...@@ -973,6 +974,7 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2
ComputeBasePtrOfStridedBatch, ComputeBasePtrOfStridedBatch,
C0MatrixMask, C0MatrixMask,
has_main_k_block_loop_, has_main_k_block_loop_,
is_dropout_,
Deterministic>; Deterministic>;
return launch_and_time_kernel( return launch_and_time_kernel(
...@@ -1020,11 +1022,17 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2 ...@@ -1020,11 +1022,17 @@ struct DeviceBatchedMultiheadAttentionBackward_Qloop_Xdl_CShuffle_V2
if(GridwiseGemm::CalculateHasMainKBlockLoop(K)) if(GridwiseGemm::CalculateHasMainKBlockLoop(K))
{ {
ave_time = launch_kernel(integral_constant<bool, true>{}); if(arg.p_drop_ > 0.0)
ave_time = launch_kernel(integral_constant<bool, true>{}, integral_constant<bool, true>{});
else
ave_time = launch_kernel(integral_constant<bool, true>{}, integral_constant<bool, false>{});
} }
else else
{ {
ave_time = launch_kernel(integral_constant<bool, false>{}); if(arg.p_drop_ > 0.0)
ave_time = launch_kernel(integral_constant<bool, false>{}, integral_constant<bool, true>{});
else
ave_time = launch_kernel(integral_constant<bool, false>{}, integral_constant<bool, false>{});
} }
return ave_time; return ave_time;
......
...@@ -1222,6 +1222,7 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V1 ...@@ -1222,6 +1222,7 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V1
} }
template <bool HasMainKBlockLoop, template <bool HasMainKBlockLoop,
bool IsDropout,
typename Block2CTileMap, typename Block2CTileMap,
typename C0MatrixMask, typename C0MatrixMask,
typename YGradGridDesc_O0_M_O1> typename YGradGridDesc_O0_M_O1>
...@@ -1947,56 +1948,57 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V1 ...@@ -1947,56 +1948,57 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V1
constexpr auto position_offset = M3 * M4; constexpr auto position_offset = M3 * M4;
// save z to global // save z to global
if(p_z_grid) if constexpr(IsDropout){
{ if(p_z_grid)
{
auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin; auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin;
auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0]; auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0];
auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1]; auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1];
auto m_global = m_local + m_block_data_idx_on_grid; auto m_global = m_local + m_block_data_idx_on_grid;
auto n_global = n_local + n_block_data_idx_on_grid; auto n_global = n_local + n_block_data_idx_on_grid;
auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded + auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded +
n_global; // unique element global 1d id n_global; // unique element global 1d id
auto global_elem_id = auto global_elem_id =
(global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4; (global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4;
blockwise_dropout.template ApplyDropoutAttnBwdSaveZ<decltype(s_slash_p_thread_buf), blockwise_dropout.template ApplyDropoutAttnBwdSaveZ<decltype(s_slash_p_thread_buf),
decltype(z_tenor_buffer), decltype(z_tenor_buffer),
decltype(position_offset), decltype(position_offset),
true>( true>(
s_slash_p_thread_buf, ph, global_elem_id, z_tenor_buffer, raw_n_padded); s_slash_p_thread_buf, ph, global_elem_id, z_tenor_buffer, raw_n_padded);
z_thread_copy_vgpr_to_global.Run(z_thread_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3, z_thread_copy_vgpr_to_global.Run(z_thread_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3,
make_tuple(I0, I0, I0, I0, I0, I0, I0, I0, I0, I0), make_tuple(I0, I0, I0, I0, I0, I0, I0, I0, I0, I0),
z_tenor_buffer, z_tenor_buffer,
z_grid_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3, z_grid_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3,
z_grid_buf); z_grid_buf);
} }
else else
{ {
ignore = z_grid_buf; ignore = z_grid_buf;
auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin; auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin;
auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0]; auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0];
auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1]; auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1];
auto m_global = m_local + m_block_data_idx_on_grid; auto m_global = m_local + m_block_data_idx_on_grid;
auto n_global = n_local + n_block_data_idx_on_grid; auto n_global = n_local + n_block_data_idx_on_grid;
auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded + auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded +
n_global; // unique element global 1d id n_global; // unique element global 1d id
auto global_elem_id = auto global_elem_id =
(global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4; (global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4;
// P_dropped // P_dropped
blockwise_dropout.template ApplyDropoutAttnBwd<decltype(s_slash_p_thread_buf), blockwise_dropout.template ApplyDropoutAttnBwd<decltype(s_slash_p_thread_buf),
decltype(position_offset), decltype(position_offset),
true>( true>(
s_slash_p_thread_buf, ph, global_elem_id, raw_n_padded); s_slash_p_thread_buf, ph, global_elem_id, raw_n_padded);
}
} }
block_sync_lds(); // wait for gemm1 LDS read block_sync_lds(); // wait for gemm1 LDS read
// dS = P * (dP - Y_dot_dY) // dS = P * (dP - Y_dot_dY)
......
...@@ -1154,6 +1154,7 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V2 ...@@ -1154,6 +1154,7 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V2
} }
template <bool HasMainKBlockLoop, template <bool HasMainKBlockLoop,
bool IsDropout,
typename Block2CTileMap, typename Block2CTileMap,
typename C0MatrixMask, typename C0MatrixMask,
typename YGradGridDesc_M0_O_M1> typename YGradGridDesc_M0_O_M1>
...@@ -1863,55 +1864,56 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V2 ...@@ -1863,55 +1864,56 @@ struct GridwiseBatchedMultiheadAttentionBackward_Xdl_CShuffle_V2
constexpr auto position_offset = M3 * M4; constexpr auto position_offset = M3 * M4;
// save z to global // save z to global
if(p_z_grid) if constexpr(IsDropout){
{ if(p_z_grid)
{
auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin; auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin;
auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0]; auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0];
auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1]; auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1];
auto m_global = m_local + m_block_data_idx_on_grid; auto m_global = m_local + m_block_data_idx_on_grid;
auto n_global = n_local + n_block_data_idx_on_grid; auto n_global = n_local + n_block_data_idx_on_grid;
auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded + auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded +
n_global; // unique element global 1d id n_global; // unique element global 1d id
auto global_elem_id = auto global_elem_id =
(global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4; (global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4;
blockwise_dropout.template ApplyDropoutAttnBwdSaveZ<decltype(s_slash_p_thread_buf), blockwise_dropout.template ApplyDropoutAttnBwdSaveZ<decltype(s_slash_p_thread_buf),
decltype(z_tenor_buffer), decltype(z_tenor_buffer),
decltype(position_offset), decltype(position_offset),
true>( true>(
s_slash_p_thread_buf, ph, global_elem_id, z_tenor_buffer, raw_n_padded); s_slash_p_thread_buf, ph, global_elem_id, z_tenor_buffer, raw_n_padded);
z_thread_copy_vgpr_to_global.Run(z_thread_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3, z_thread_copy_vgpr_to_global.Run(z_thread_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3,
make_tuple(I0, I0, I0, I0, I0, I0, I0, I0, I0, I0), make_tuple(I0, I0, I0, I0, I0, I0, I0, I0, I0, I0),
z_tenor_buffer, z_tenor_buffer,
z_grid_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3, z_grid_desc_m0_n0_m1_n1_m2_n2_m3_m4_m5_n3,
z_grid_buf); z_grid_buf);
} }
else else
{ {
ignore = z_grid_buf; ignore = z_grid_buf;
auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin; auto acc0_thread_idx = Acc0TileIterator::GetIndex(I0) + acc0_thread_origin;
auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0]; auto m_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I0];
auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1]; auto n_local = block_idx_to_m_n_adaptor.CalculateBottomIndex(acc0_thread_idx)[I1];
auto m_global = m_local + m_block_data_idx_on_grid; auto m_global = m_local + m_block_data_idx_on_grid;
auto n_global = n_local + n_block_data_idx_on_grid; auto n_global = n_local + n_block_data_idx_on_grid;
auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded + auto global_elem_id_raw = z_random_matrix_offset + m_global * raw_n_padded +
n_global; // unique element global 1d id n_global; // unique element global 1d id
auto global_elem_id = auto global_elem_id =
(global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4; (global_elem_id_raw % M4) * raw_n_padded + (global_elem_id_raw / M4) * M4;
// P_dropped // P_dropped
blockwise_dropout.template ApplyDropoutAttnBwd<decltype(s_slash_p_thread_buf), blockwise_dropout.template ApplyDropoutAttnBwd<decltype(s_slash_p_thread_buf),
decltype(position_offset), decltype(position_offset),
true>( true>(
s_slash_p_thread_buf, ph, global_elem_id, raw_n_padded); s_slash_p_thread_buf, ph, global_elem_id, raw_n_padded);
}
} }
block_sync_lds(); // wait for gemm1 LDS read block_sync_lds(); // wait for gemm1 LDS read
// gemm dV // gemm dV
......
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