vulkan backend ops: implemented GATED_LINEAR_ATTN (#25601)

* vulkan : add GATED_LINEAR_ATTN op

* docs : update Vulkan ops

* vulkan : remove unused GLA spec constant

* Updated ops.md

* ops.md update
This commit is contained in:
Pranav Uttarkar
2026-08-04 03:40:54 -05:00
committed by GitHub
parent cf06ad7dfe
commit f26efa02a7
5 changed files with 4150 additions and 1127 deletions

View File

@@ -23,16 +23,16 @@ Legend:
| ARGMAX | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| ARGSORT | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
| CEIL | ❌ | ❌ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| CLAMP | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | 🟡 | ✅ | 🟡 | ✅ | ❌ | ❌ |
| COL2IM_1D | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| CLAMP | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | 🟡 | ✅ | | ✅ | ❌ | ❌ |
| COL2IM_1D | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| CONCAT | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | 🟡 | ❌ | ❌ |
| CONT | ❌ | 🟡 | ✅ | ✅ | 🟡 | ✅ | 🟡 | ✅ | ✅ | 🟡 | ❌ | ❌ |
| CONV_2D | ❌ | ❌ | ✅ | ✅ | ❌ | ✅ | ✅ | ✅ | | ✅ | ❌ | ❌ |
| CONV_2D | ❌ | ❌ | ✅ | ✅ | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| CONV_2D_DW | ❌ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| CONV_3D | ❌ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| CONV_3D | ❌ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| CONV_TRANSPOSE_1D | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ |
| CONV_TRANSPOSE_2D | ❌ | ❌ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ |
| COS | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| COS | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | | ✅ | ❌ | ❌ |
| COUNT_EQUAL | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ |
| CPY | ❌ | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | ❌ | ❌ |
| CROSS_ENTROPY_LOSS | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ✅ | ❌ | ❌ | ❌ | ❌ |
@@ -51,8 +51,8 @@ Legend:
| FILL | ❌ | ❌ | ✅ | ✅ | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| FLASH_ATTN_EXT | ❌ | 🟡 | ✅ | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | 🟡 | ❌ | ❌ |
| FLOOR | ❌ | ❌ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| GATED_DELTA_NET | ❌ | ❌ | ✅ | ❌ | ✅ | 🟡 | ❌ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| GATED_LINEAR_ATTN | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| GATED_DELTA_NET | ❌ | ❌ | ✅ | ❌ | ✅ | 🟡 | ❌ | ✅ | | ✅ | ❌ | ❌ |
| GATED_LINEAR_ATTN | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| GEGLU | ❌ | ✅ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| GEGLU_ERF | ❌ | ✅ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| GEGLU_QUICK | ❌ | ✅ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
@@ -60,14 +60,14 @@ Legend:
| GELU_ERF | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
| GELU_QUICK | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
| GET_ROWS | ❌ | 🟡 | ✅ | 🟡 | 🟡 | 🟡 | 🟡 | ✅ | ✅ | 🟡 | ❌ | ❌ |
| GET_ROWS_BACK | ❌ | ❌ | 🟡 | 🟡 | ❌ | ❌ | ❌ | ❌ | | ❌ | ❌ | ❌ |
| GET_ROWS_BACK | ❌ | ❌ | 🟡 | 🟡 | ❌ | ❌ | ❌ | ❌ | 🟡 | ❌ | ❌ | ❌ |
| GROUP_NORM | ❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ |
| HARDSIGMOID | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| HARDSWISH | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| IM2COL | ❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| IM2COL_3D | ❌ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ |
| L2_NORM | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ❌ | ✅ | ✅ | 🟡 | ❌ | ❌ |
| LEAKY_RELU | ❌ | ✅ | ✅ | ✅ | ❌ | 🟡 | ❌ | ✅ | 🟡 | ❌ | ❌ | ❌ |
| LEAKY_RELU | ❌ | ✅ | ✅ | ✅ | ❌ | 🟡 | ❌ | ✅ | | ❌ | ❌ | ❌ |
| LIGHTNING_INDEXER | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| LOG | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| MEAN | ❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ | ❌ |
@@ -76,13 +76,13 @@ Legend:
| MUL_MAT_HADAMARD | ❌ | ❌ | ❌ | ❌ | ✅ | ❌ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| MUL_MAT_ID | ❌ | 🟡 | ✅ | ✅ | 🟡 | 🟡 | 🟡 | ✅ | ✅ | 🟡 | 🟡 | ❌ |
| NEG | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| NORM | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ✅ | ✅ | 🟡 | 🟡 | ❌ | ❌ |
| NORM | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ✅ | ✅ | | 🟡 | ❌ | ❌ |
| OPT_STEP_ADAMW | ❌ | ❌ | ✅ | ✅ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ❌ | ❌ |
| OPT_STEP_SGD | ❌ | ❌ | ✅ | ✅ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ❌ | ❌ |
| OUT_PROD | 🟡 | 🟡 | 🟡 | 🟡 | ❌ | ❌ | ❌ | 🟡 | | ❌ | ❌ | 🟡 |
| OUT_PROD | 🟡 | 🟡 | 🟡 | 🟡 | ❌ | ❌ | ❌ | 🟡 | 🟡 | ❌ | ❌ | 🟡 |
| PAD | ❌ | 🟡 | ✅ | 🟡 | ❌ | 🟡 | 🟡 | 🟡 | ✅ | ✅ | ❌ | ❌ |
| PAD_REFLECT_1D | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ❌ | ❌ | ❌ | ❌ |
| POOL_1D | ❌ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| POOL_1D | ❌ | ❌ | ✅ | ❌ | ❌ | ✅ | ❌ | ✅ | | ❌ | ❌ | ❌ |
| POOL_2D | ❌ | 🟡 | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ |
| REGLU | ❌ | ✅ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| RELU | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
@@ -103,13 +103,13 @@ Legend:
| SIGMOID | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
| SILU | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | 🟡 | ✅ | ✅ | ✅ | ❌ | ❌ |
| SILU_BACK | ❌ | ❌ | ✅ | ✅ | ❌ | ❌ | ❌ | ❌ | ✅ | ❌ | ❌ | ❌ |
| SIN | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| SIN | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ❌ | ✅ | | ✅ | ❌ | ❌ |
| SOFTPLUS | ❌ | ❌ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |
| SOFT_MAX | ❌ | 🟡 | ✅ | ✅ | 🟡 | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| SOFT_MAX_BACK | ❌ | ❌ | 🟡 | 🟡 | ❌ | ❌ | ❌ | 🟡 | ✅ | ❌ | ❌ | ❌ |
| SOLVE_TRI | ❌ | ❌ | ✅ | 🟡 | 🟡 | ✅ | ❌ | 🟡 | ✅ | ✅ | ❌ | ❌ |
| SQR | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ✅ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| SQRT | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ❌ | ❌ |
| SQR | ❌ | ✅ | ✅ | ✅ | 🟡 | ✅ | ✅ | ✅ | | ✅ | ❌ | ❌ |
| SQRT | ❌ | ✅ | ✅ | ✅ | ❌ | ✅ | ✅ | ✅ | | ✅ | ❌ | ❌ |
| SSM_CONV | ❌ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ | ❌ |
| SSM_SCAN | ❌ | ❌ | ✅ | ✅ | ✅ | ✅ | ❌ | 🟡 | 🟡 | ✅ | ❌ | ❌ |
| STEP | ❌ | ✅ | ✅ | 🟡 | 🟡 | ✅ | ❌ | ✅ | ✅ | ✅ | ❌ | ❌ |

File diff suppressed because it is too large Load Diff

View File

@@ -1026,6 +1026,7 @@ struct vk_device_struct {
vk_pipeline pipeline_pool2d_f32;
vk_pipeline pipeline_rwkv_wkv6_f32;
vk_pipeline pipeline_rwkv_wkv7_f32;
vk_pipeline pipeline_gated_linear_attn_f32;
// [size_idx][kda] where size_idx: 0=d16, 1=d32, 2=d64, 3=d128
vk_pipeline pipeline_gated_delta_net[4][2];
vk_pipeline pipeline_ssm_scan_f32_d128;
@@ -1747,6 +1748,13 @@ struct vk_op_rwkv_wkv7_push_constants {
uint32_t C;
uint32_t H;
};
struct vk_op_gated_linear_attn_push_constants {
uint32_t B;
uint32_t T;
uint32_t C;
uint32_t H;
float scale;
};
struct vk_op_gated_delta_net_push_constants {
uint32_t H;
uint32_t n_tokens;
@@ -5665,6 +5673,8 @@ static void ggml_vk_load_shaders(vk_device& device, vk_pipeline requested) {
ggml_vk_create_pipeline(device, device->pipeline_rwkv_wkv7_f32, "rwkv_wkv7_f32", rwkv_wkv7_f32_len, rwkv_wkv7_f32_data, "main", 8, sizeof(vk_op_rwkv_wkv7_push_constants), {1, 1, 1}, {device->subgroup_size}, 1);
ggml_vk_create_pipeline(device, device->pipeline_gated_linear_attn_f32, "gated_linear_attn_f32", gated_linear_attn_f32_len, gated_linear_attn_f32_data, "main", 6, sizeof(vk_op_gated_linear_attn_push_constants), {1, 1, 1}, {}, 1);
{
const uint32_t gdn_sizes[] = {16, 32, 64, 128};
const char * gdn_names[][2] = {
@@ -11392,6 +11402,11 @@ static vk_pipeline ggml_vk_op_get_pipeline(ggml_backend_vk_context * ctx, const
return ctx->device->pipeline_rwkv_wkv7_f32;
}
return nullptr;
case GGML_OP_GATED_LINEAR_ATTN:
if (src0->type == GGML_TYPE_F32 && dst->type == GGML_TYPE_F32) {
return ctx->device->pipeline_gated_linear_attn_f32;
}
return nullptr;
case GGML_OP_GATED_DELTA_NET:
if (src0->type == GGML_TYPE_F32 && dst->type == GGML_TYPE_F32) {
const uint32_t S_v = dst->src[2]->ne[0];
@@ -12422,6 +12437,41 @@ static void ggml_vk_rwkv_wkv7(ggml_backend_vk_context * ctx, vk_context& subctx,
);
}
static void ggml_vk_gated_linear_attn(ggml_backend_vk_context * ctx, vk_context& subctx, ggml_tensor * dst) {
const size_t seq_length = dst->src[0]->ne[2];
const size_t n_embed = dst->ne[0];
const size_t n_heads = dst->src[0]->ne[1];
const size_t n_seqs = dst->src[4]->ne[1];
float scale;
memcpy(&scale, dst->op_params, sizeof(float));
GGML_ASSERT(dst->buffer != nullptr);
vk_pipeline pipeline = ggml_vk_op_get_pipeline(ctx, dst->src[0], dst->src[1], dst->src[2], dst, dst->op);
GGML_ASSERT(pipeline != nullptr);
ggml_pipeline_request_descriptor_sets(ctx, pipeline, 1);
vk_subbuffer dst_buf = ggml_vk_tensor_subbuffer(ctx, dst);
vk_subbuffer src_buf[5] = {};
for (int i = 0; i < 5; i++) {
src_buf[i] = ggml_vk_tensor_subbuffer(ctx, dst->src[i]);
}
const vk_op_gated_linear_attn_push_constants pc = {
(uint32_t)n_seqs,
(uint32_t)seq_length,
(uint32_t)n_embed,
(uint32_t)n_heads,
scale,
};
ggml_vk_dispatch_pipeline(ctx, subctx, pipeline,
{src_buf[0], src_buf[1], src_buf[2], src_buf[3], src_buf[4], dst_buf},
pc, { (uint32_t)(n_seqs * n_heads), 1, 1 });
}
static void ggml_vk_gated_delta_net(ggml_backend_vk_context * ctx, vk_context& subctx, ggml_tensor * dst) {
const ggml_tensor * src_q = dst->src[0];
const ggml_tensor * src_v = dst->src[2];
@@ -15421,6 +15471,11 @@ static bool ggml_vk_build_graph(ggml_backend_vk_context * ctx, ggml_cgraph * cgr
break;
case GGML_OP_GATED_LINEAR_ATTN:
ggml_vk_gated_linear_attn(ctx, compute_ctx, node);
break;
case GGML_OP_GATED_DELTA_NET:
ggml_vk_gated_delta_net(ctx, compute_ctx, node);
@@ -18128,6 +18183,9 @@ static bool ggml_backend_vk_device_supports_op(ggml_backend_dev_t dev, const ggm
case GGML_OP_RWKV_WKV6:
case GGML_OP_RWKV_WKV7:
return true; // all inputs are contiguous, see ggml.c
case GGML_OP_GATED_LINEAR_ATTN:
// the shader block size is hardcoded to head_size 64
return op->src[0]->type == GGML_TYPE_F32 && op->type == GGML_TYPE_F32 && op->src[0]->ne[0] == 64;
case GGML_OP_GATED_DELTA_NET:
{
const uint32_t S_v = op->src[2]->ne[0];
@@ -19117,6 +19175,10 @@ static void ggml_vk_check_results_0(ggml_backend_vk_context * ctx, ggml_cgraph *
} else if (tensor->op == GGML_OP_RWKV_WKV7) {
tensor_clone = ggml_rwkv_wkv7(ggml_ctx, src_clone[0], src_clone[1], src_clone[2], src_clone[3],
src_clone[4], src_clone[5], src_clone[6]);
} else if (tensor->op == GGML_OP_GATED_LINEAR_ATTN) {
const float * op_params = (const float *)tensor->op_params;
tensor_clone = ggml_gated_linear_attn(ggml_ctx, src_clone[0], src_clone[1],
src_clone[2], src_clone[3], src_clone[4], op_params[0]);
} else if (tensor->op == GGML_OP_GATED_DELTA_NET) {
tensor_clone = ggml_gated_delta_net(ggml_ctx, src_clone[0], src_clone[1],
src_clone[2], src_clone[3], src_clone[4], src_clone[5],

View File

@@ -0,0 +1,82 @@
#version 450
#extension GL_EXT_control_flow_attributes : require
#define BLOCK_SIZE 64
layout(local_size_x = BLOCK_SIZE, local_size_y = 1, local_size_z = 1) in;
layout(push_constant) uniform Parameters {
uint B;
uint T;
uint C;
uint H;
float scale;
};
layout(binding = 0) readonly buffer KBuf { A_TYPE k[]; };
layout(binding = 1) readonly buffer VBuf { A_TYPE v[]; };
layout(binding = 2) readonly buffer QBuf { A_TYPE q[]; };
layout(binding = 3) readonly buffer GBuf { A_TYPE g[]; };
layout(binding = 4) readonly buffer StateBuf { A_TYPE state_in[]; };
layout(binding = 5) buffer DstBuf { A_TYPE dst[]; };
shared A_TYPE _k[BLOCK_SIZE], _q[BLOCK_SIZE], _g[BLOCK_SIZE];
void main() {
const uint head_size = BLOCK_SIZE;
const uint batch_id = gl_WorkGroupID.x / H;
const uint head_id = gl_WorkGroupID.x % H;
const uint tid = gl_LocalInvocationID.x;
const uint state_size = C * head_size;
const uint n_seq_tokens = T / B;
if (batch_id >= B || head_id >= H) {
return;
}
// state[i] holds column tid of this head's state matrix: S[i][tid]
A_TYPE state[BLOCK_SIZE];
[[unroll]] for (uint i = 0; i < head_size; i++) {
state[i] = state_in[batch_id * state_size + head_id * head_size * head_size
+ i * head_size + tid];
}
const uint start_t = batch_id * n_seq_tokens * C + head_id * head_size + tid;
const uint end_t = (batch_id + 1) * n_seq_tokens * C + head_id * head_size + tid;
for (uint t = start_t; t < end_t; t += C) {
barrier();
_k[tid] = k[t];
_q[tid] = q[t];
_g[tid] = g[t];
barrier();
const A_TYPE v_val = v[t];
A_TYPE y = 0.0;
[[unroll]] for (uint i = 0; i < head_size; i += 4) {
vec4 k_vec = vec4(_k[i], _k[i+1], _k[i+2], _k[i+3]);
vec4 q_vec = vec4(_q[i], _q[i+1], _q[i+2], _q[i+3]);
vec4 g_vec = vec4(_g[i], _g[i+1], _g[i+2], _g[i+3]);
vec4 s_vec = vec4(state[i], state[i+1], state[i+2], state[i+3]);
vec4 kv = k_vec * v_val;
s_vec = s_vec * g_vec + kv;
y += dot(q_vec, s_vec);
state[i] = s_vec.x;
state[i+1] = s_vec.y;
state[i+2] = s_vec.z;
state[i+3] = s_vec.w;
}
dst[t] = y * scale;
}
[[unroll]] for (uint i = 0; i < head_size; i++) {
dst[T * C + batch_id * state_size + head_id * head_size * head_size
+ i * head_size + tid] = state[i];
}
}

View File

@@ -1057,6 +1057,8 @@ void process_shaders() {
string_to_spv("rwkv_wkv6_f32", "wkv6.comp", merge_maps(base_dict, {{"A_TYPE", "float"}}));
string_to_spv("gated_linear_attn_f32", "gla.comp", merge_maps(base_dict, {{"A_TYPE", "float"}}));
string_to_spv("rwkv_wkv7_f32", "wkv7.comp", merge_maps(base_dict, {{"A_TYPE", "float"}}));
string_to_spv("gated_delta_net_f32", "gated_delta_net.comp", merge_maps(base_dict, {{"FLOAT_TYPE", "float"}, {"USE_SUBGROUP_ADD", "1"}, {"USE_SUBGROUP_CLUSTERED", "1"}}));