vbatts/llama.cpp
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Reuse timeline semaphores, allow parallel operation with binary semaphores to work around nvidia driver limitations

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0cc4m 2023-11-01 21:46:54 +01:00
parent 80bfc59692
commit 2e01682a56
1 changed files with 75 additions and 52 deletions
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127
ggml-vulkan.cpp
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@ -146,13 +146,6 @@ struct vk_staging_memcpy {
}; };
struct ggml_vk_tensor_extra_gpu { struct ggml_vk_tensor_extra_gpu {
uint32_t batch_size;
uint32_t d_buf_idx;
uint32_t qx_buf_idx;
uint32_t qy_buf_idx;
uint32_t x_buf_idx;
uint32_t y_buf_idx;
std::vector<vk_staging_memcpy> memcpys; std::vector<vk_staging_memcpy> memcpys;
std::vector<vk_sequence> in0_seqs; std::vector<vk_sequence> in0_seqs;
std::vector<vk_sequence> in1_seqs; std::vector<vk_sequence> in1_seqs;
@ -165,7 +158,8 @@ struct ggml_vk_tensor_extra_gpu {
struct ggml_vk_garbage_collector { struct ggml_vk_garbage_collector {
std::vector<vk_pipeline *> pipelines; std::vector<vk_pipeline *> pipelines;
std::vector<ggml_vk_tensor_extra_gpu *> extras; std::vector<ggml_vk_tensor_extra_gpu *> extras;
std::vector<vk::Semaphore> semaphores; std::vector<vk_semaphore> tl_semaphores;
std::vector<vk_semaphore> semaphores;
}; };
vk::Instance vk_instance; vk::Instance vk_instance;
@ -186,6 +180,7 @@ vk_pipeline vk_pipeline_mul_f32;
vk_pipeline vk_pipeline_add_f32, vk_pipeline_add_f16_f32_f16; vk_pipeline vk_pipeline_add_f32, vk_pipeline_add_f16_f32_f16;
vk_pipeline vk_pipeline_scale_f32; vk_pipeline vk_pipeline_scale_f32;
static size_t vk_semaphore_idx;
static ggml_vk_garbage_collector vk_gc; static ggml_vk_garbage_collector vk_gc;
static std::vector<std::tuple<void*, size_t, vk_buffer>> vk_pinned_memory; static std::vector<std::tuple<void*, size_t, vk_buffer>> vk_pinned_memory;
static size_t vk_prealloc_size_d, vk_prealloc_size_qx, vk_prealloc_size_qy, vk_prealloc_size_x, vk_prealloc_size_y; static size_t vk_prealloc_size_d, vk_prealloc_size_qx, vk_prealloc_size_qy, vk_prealloc_size_x, vk_prealloc_size_y;
@ -430,12 +425,10 @@ static void ggml_vk_submit(vk_queue& q, std::vector<vk_sequence>& sequences, vk:
tl_signal_semaphores.push_back({}); tl_signal_semaphores.push_back({});
for (size_t i = 0; i < submission.wait_semaphores.size(); i++) { for (size_t i = 0; i < submission.wait_semaphores.size(); i++) {
stage_flags[idx].push_back(q.stage_flags); stage_flags[idx].push_back(q.stage_flags);
GGML_ASSERT(submission.wait_semaphores[i].value > 0);
tl_wait_vals[idx].push_back(submission.wait_semaphores[i].value); tl_wait_vals[idx].push_back(submission.wait_semaphores[i].value);
tl_wait_semaphores[idx].push_back(submission.wait_semaphores[i].s); tl_wait_semaphores[idx].push_back(submission.wait_semaphores[i].s);
} }
for (size_t i = 0; i < submission.signal_semaphores.size(); i++) { for (size_t i = 0; i < submission.signal_semaphores.size(); i++) {
GGML_ASSERT(submission.signal_semaphores[i].value > 0);
tl_signal_vals[idx].push_back(submission.signal_semaphores[i].value); tl_signal_vals[idx].push_back(submission.signal_semaphores[i].value);
tl_signal_semaphores[idx].push_back(submission.signal_semaphores[i].s); tl_signal_semaphores[idx].push_back(submission.signal_semaphores[i].s);
} }
@ -526,15 +519,27 @@ static vk_queue ggml_vk_create_queue(uint32_t queue_family_index, uint32_t queue
return q; return q;
} }
static vk::Semaphore ggml_vk_create_semaphore() { static vk_semaphore * ggml_vk_create_binary_semaphore() {
#ifdef VK_DEBUG #ifdef VK_DEBUG
std::cerr << "ggml_vk_create_semaphore()" << std::endl; std::cerr << "ggml_vk_create_timeline_semaphore()" << std::endl;
#endif #endif
vk::SemaphoreTypeCreateInfo info{ vk::SemaphoreType::eTimeline, 0 }; vk::SemaphoreTypeCreateInfo info{ vk::SemaphoreType::eBinary, 0 };
vk::Semaphore semaphore = vk_device.device.createSemaphore(vk::SemaphoreCreateInfo{ {}, &info }); vk::Semaphore semaphore = vk_device.device.createSemaphore(vk::SemaphoreCreateInfo{ {}, &info });
vk_gc.semaphores.push_back(semaphore); vk_gc.semaphores.push_back({ semaphore, 0 });
return &vk_gc.semaphores[vk_gc.semaphores.size() - 1];
}
return semaphore; static vk_semaphore * ggml_vk_create_timeline_semaphore() {
#ifdef VK_DEBUG
std::cerr << "ggml_vk_create_timeline_semaphore()" << std::endl;
#endif
if (vk_semaphore_idx >= vk_gc.tl_semaphores.size()) {
vk::SemaphoreTypeCreateInfo info{ vk::SemaphoreType::eTimeline, 0 };
vk::Semaphore semaphore = vk_device.device.createSemaphore(vk::SemaphoreCreateInfo{ {}, &info });
vk_gc.tl_semaphores.push_back({ semaphore, 0 });
return &vk_gc.tl_semaphores[vk_semaphore_idx++];
}
return &vk_gc.tl_semaphores[vk_semaphore_idx++];
} }
static void ggml_vk_queue_cleanup(vk_queue& q) { static void ggml_vk_queue_cleanup(vk_queue& q) {
@ -1765,10 +1770,11 @@ static void ggml_vk_mul_mat_f32(const ggml_tensor * src0, const ggml_tensor * sr
for (int64_t i02 = 0; i02 < ne02; i02++) { for (int64_t i02 = 0; i02 < ne02; i02++) {
const uint32_t x_offset = load_x ? x_sz * (i03 * ne02 + i02) : 0; const uint32_t x_offset = load_x ? x_sz * (i03 * ne02 + i02) : 0;
// copy data to device // copy data to device
vk::Semaphore s = ggml_vk_create_semaphore(); vk_semaphore * sem = ggml_vk_create_timeline_semaphore();
x_semaphores.push_back({ s, 1 }); x_semaphores.push_back({ sem->s, sem->value + 1 });
// Wait for previous matmul to be done before writing to the input buffers again // Wait for previous matmul to be done before writing to the input buffers again
extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_X, x_offset, src0, i03, i02, vk_device.transfer_queues[0], {}, { { s, 1 } }, nullptr, &extra->memcpys)); extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_X, x_offset, src0, i03, i02, vk_device.transfer_queues[0], {}, { { sem->s, sem->value + 1 } }, nullptr, &extra->memcpys));
sem->value += 1;
} }
} }
} }
@ -1782,23 +1788,25 @@ static void ggml_vk_mul_mat_f32(const ggml_tensor * src0, const ggml_tensor * sr
const uint32_t y_offset = y_sz * (i13 * ne12 + i12); const uint32_t y_offset = y_sz * (i13 * ne12 + i12);
const uint32_t d_offset = d_sz * (i13 * ne12 + i12); const uint32_t d_offset = d_sz * (i13 * ne12 + i12);
vk::Semaphore s = ggml_vk_create_semaphore(); vk_semaphore * sem = ggml_vk_create_timeline_semaphore();
std::vector<vk_semaphore> semaphores = { { s, 1 } }; std::vector<vk_semaphore> semaphores = { { sem->s, sem->value + 1 } };
if (load_x) { if (load_x) {
semaphores.push_back(x_semaphores[i03 * ne02 + i02]); semaphores.push_back(x_semaphores[i03 * ne02 + i02]);
} }
extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Y, y_offset, src1, i13, i12, vk_device.transfer_queues[1], {}, { { s, 1 } }, nullptr, &extra->memcpys)); extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Y, y_offset, src1, i13, i12, vk_device.transfer_queues[1], {}, { { sem->s, sem->value + 1 } }, nullptr, &extra->memcpys));
// compute // compute
extra->comp_seqs.push_back(ggml_vk_matmul(*pipeline, { *d_X, x_offset, x_sz }, { *d_Y, y_offset, y_sz }, { *d_D, d_offset, d_sz }, ne01, ne11, ne10, ne10, ne10, ne01, split_k, vk_device.compute_queue, std::move(semaphores), { { s, 2 } })); extra->comp_seqs.push_back(ggml_vk_matmul(*pipeline, { *d_X, x_offset, x_sz }, { *d_Y, y_offset, y_sz }, { *d_D, d_offset, d_sz }, ne01, ne11, ne10, ne10, ne10, ne01, split_k, vk_device.compute_queue, std::move(semaphores), { { sem->s, sem->value + 2 } }));
if (dst->backend == GGML_BACKEND_CPU) { if (dst->backend == GGML_BACKEND_CPU) {
// copy dst to host // copy dst to host
float * d = (float *) ((char *) dst->data + i12*nb2 + i13*nb3); float * d = (float *) ((char *) dst->data + i12*nb2 + i13*nb3);
extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * d_ne, vk_device.transfer_queues[1], { { s, 2 } }, {})); extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * d_ne, vk_device.transfer_queues[1], { { sem->s, sem->value + 2 } }, {}));
} }
sem->value += 2;
} }
} }
} }
@ -1919,37 +1927,35 @@ static void ggml_vk_mul_mat_q_f16(const ggml_tensor * src0, const ggml_tensor *
const uint32_t qx_offset = qx_sz * it_idx0; const uint32_t qx_offset = qx_sz * it_idx0;
const uint32_t x_offset = x_sz * it_idx0; const uint32_t x_offset = x_sz * it_idx0;
// TODO: Find out why one semaphore doesn't work vk_semaphore * sem = ggml_vk_create_timeline_semaphore();
vk::Semaphore sem = ggml_vk_create_semaphore();
vk::Semaphore sem2 = ggml_vk_create_semaphore();
if (load_x) { if (load_x) {
// copy data to device // copy data to device
extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Qx, qx_offset, src0, i03, i02, tr0q, {}, { { sem2, 1 } }, nullptr, &extra->memcpys)); extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Qx, qx_offset, src0, i03, i02, tr0q, {}, { { sem->s, sem->value + 1 } }, nullptr, &extra->memcpys));
} }
if (qx_needs_dequant) { if (qx_needs_dequant) {
sem = ggml_vk_create_semaphore();
vk_submission s = ggml_vk_begin_submission(compq); vk_submission s = ggml_vk_begin_submission(compq);
const std::vector<int> pc = { (int)ne01, (int)ne10, (int)ne10, (int)ne10 }; const std::vector<int> pc = { (int)ne01, (int)ne10, (int)ne10, (int)ne10 };
ggml_vk_sync_buffers(s.buffer, { { *d_Qx, qx_offset, qx_sz } }, compq, vk::AccessFlagBits::eTransferWrite, vk::AccessFlagBits::eShaderRead, false); ggml_vk_sync_buffers(s.buffer, { { *d_Qx, qx_offset, qx_sz } }, compq, vk::AccessFlagBits::eTransferWrite, vk::AccessFlagBits::eShaderRead, false);
ggml_vk_sync_buffers(s.buffer, { { *d_X, x_offset, x_sz } }, compq, vk::AccessFlagBits::eShaderRead, vk::AccessFlagBits::eShaderWrite, false); ggml_vk_sync_buffers(s.buffer, { { *d_X, x_offset, x_sz } }, compq, vk::AccessFlagBits::eShaderRead, vk::AccessFlagBits::eShaderWrite, false);
ggml_vk_dispatch_pipeline(s, *to_fp16_vk_0, { { *d_Qx, qx_offset, qx_sz }, { *d_X, x_offset, x_sz } }, pc.size() * sizeof(int), pc.data(), { (uint32_t)x_ne, 1, 1}); ggml_vk_dispatch_pipeline(s, *to_fp16_vk_0, { { *d_Qx, qx_offset, qx_sz }, { *d_X, x_offset, x_sz } }, pc.size() * sizeof(int), pc.data(), { (uint32_t)x_ne, 1, 1});
if (load_x) { if (load_x) {
ggml_vk_end_submission(s, { { sem2, 1 } }, { { sem, 1 } }); ggml_vk_end_submission(s, { { sem->s, sem->value + 1 } }, { { sem->s, sem->value + 2 } });
} else { } else {
ggml_vk_end_submission(s, {}, { { sem, 1 } }); ggml_vk_end_submission(s, {}, { { sem->s, sem->value + 2 } });
} }
extra->comp_seqs.push_back({ s }); extra->comp_seqs.push_back({ s });
x_semaphores.push_back({ sem, 1 }); x_semaphores.push_back({ sem->s, sem->value + 2 });
} else if (load_x) { } else if (load_x) {
x_semaphores.push_back({ sem2, 1 }); x_semaphores.push_back({ sem->s, sem->value + 1 });
} else { } else {
x_semaphores.push_back({ sem, 0 }); x_semaphores.push_back({ sem->s, sem->value });
} }
sem->value += 2;
} }
} }
@ -1965,7 +1971,7 @@ static void ggml_vk_mul_mat_q_f16(const ggml_tensor * src0, const ggml_tensor *
const uint32_t y_offset = y_sz * it_idx1; const uint32_t y_offset = y_sz * it_idx1;
const uint32_t d_offset = d_sz * it_idx1; const uint32_t d_offset = d_sz * it_idx1;
const vk::Semaphore sem = ggml_vk_create_semaphore(); vk_semaphore * sem = ggml_vk_create_timeline_semaphore();
std::vector<vk_semaphore> mm_semaphores; std::vector<vk_semaphore> mm_semaphores;
@ -1974,19 +1980,21 @@ static void ggml_vk_mul_mat_q_f16(const ggml_tensor * src0, const ggml_tensor *
} }
if (load_y) { if (load_y) {
// Set semaphore to 1 // Set semaphore to 1
extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Qy, qy_offset, src1, i13, i12, tr1q, {}, { { sem, 1 }}, nullptr, &extra->memcpys)); extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Qy, qy_offset, src1, i13, i12, tr1q, {}, { { sem->s, sem->value + 1 }}, nullptr, &extra->memcpys));
// Wait for semaphore val 1 // Wait for semaphore val 1
mm_semaphores.push_back({ sem, 1 }); mm_semaphores.push_back({ sem->s, sem->value + 1 });
} }
// compute // compute
extra->comp_seqs.push_back(ggml_vk_matmul(*pipeline, { *d_X, x_offset, x_sz }, { *d_Y, y_offset, y_sz }, { *d_D, d_offset, d_sz }, ne01, ne11, ne10, ne10, ne10, ne01, split_k, compq, std::move(mm_semaphores), { { sem, 2 } })); extra->comp_seqs.push_back(ggml_vk_matmul(*pipeline, { *d_X, x_offset, x_sz }, { *d_Y, y_offset, y_sz }, { *d_D, d_offset, d_sz }, ne01, ne11, ne10, ne10, ne10, ne01, split_k, compq, std::move(mm_semaphores), { { sem->s, sem->value + 2 } }));
if (dst->backend == GGML_BACKEND_CPU) { if (dst->backend == GGML_BACKEND_CPU) {
// copy dst to host // copy dst to host
float * d = (float *) ((char *) dst->data + i12*nb2 + i13*nb3); float * d = (float *) ((char *) dst->data + i12*nb2 + i13*nb3);
extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * d_ne, tr1q, { { sem, 2 } }, {})); extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * d_ne, tr1q, { { sem->s, sem->value + 2 } }, {}));
} }
sem->value += 2;
} }
} }
} }
@ -2349,18 +2357,18 @@ static void ggml_vk_op_f32(const ggml_tensor * src0, const ggml_tensor * src1, g
const uint32_t y_offset = transfer_src1 ? y_sz * it_idx : 0; const uint32_t y_offset = transfer_src1 ? y_sz * it_idx : 0;
const uint32_t d_offset = d_sz * it_idx; const uint32_t d_offset = d_sz * it_idx;
const vk::Semaphore sem = ggml_vk_create_semaphore(); vk_semaphore * sem = ggml_vk_create_timeline_semaphore();
vk::Semaphore sem_x; vk_semaphore * sem_x;
std::vector<vk_semaphore> transfer_semaphores; std::vector<vk_semaphore> transfer_semaphores;
// copy src0 to device // copy src0 to device
if (transfer_src0) { if (transfer_src0) {
sem_x = ggml_vk_create_semaphore(); sem_x = ggml_vk_create_binary_semaphore();
extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_X, x_offset, src0, i03, i02, vk_device.transfer_queues[0], {}, { { sem_x, 1} }, nullptr, &extra->memcpys)); extra->in0_seqs.push_back(ggml_vk_h2d_tensor_2d(d_X, x_offset, src0, i03, i02, vk_device.transfer_queues[0], {}, { *sem_x }, nullptr, &extra->memcpys));
transfer_semaphores.push_back({ sem_x, 1 }); transfer_semaphores.push_back(*sem_x);
} }
if (transfer_src1) { if (transfer_src1) {
extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Y, y_offset, src1, i03, i02, vk_device.transfer_queues[1], {}, { { sem, 1 } }, nullptr, &extra->memcpys)); extra->in1_seqs.push_back(ggml_vk_h2d_tensor_2d(d_Y, y_offset, src1, i03, i02, vk_device.transfer_queues[1], {}, { { sem->s, sem->value + 1 } }, nullptr, &extra->memcpys));
transfer_semaphores.push_back({ sem, 1 }); transfer_semaphores.push_back({ sem->s, sem->value + 1 });
} }
const int64_t i13 = use_src1 ? i03%ne13 : i03; const int64_t i13 = use_src1 ? i03%ne13 : i03;
@ -2376,14 +2384,16 @@ static void ggml_vk_op_f32(const ggml_tensor * src0, const ggml_tensor * src1, g
ggml_vk_sync_buffers(s.buffer, { ggml_vk_subbuffer(*d_X) }, vk_device.compute_queue, vk::AccessFlagBits::eTransferWrite, vk::AccessFlagBits::eShaderRead, false); ggml_vk_sync_buffers(s.buffer, { ggml_vk_subbuffer(*d_X) }, vk_device.compute_queue, vk::AccessFlagBits::eTransferWrite, vk::AccessFlagBits::eShaderRead, false);
ggml_vk_dispatch_pipeline(s, *pipeline, { { *d_X, x_offset, x_sz }, { *d_D, d_offset, d_sz } }, sizeof(vk_op_push_constants), &pc, { (uint32_t)ne00, (uint32_t)ne01, 1}); ggml_vk_dispatch_pipeline(s, *pipeline, { { *d_X, x_offset, x_sz }, { *d_D, d_offset, d_sz } }, sizeof(vk_op_push_constants), &pc, { (uint32_t)ne00, (uint32_t)ne01, 1});
} }
ggml_vk_end_submission(s, std::move(transfer_semaphores), { { sem, 2 } }); ggml_vk_end_submission(s, std::move(transfer_semaphores), { { sem->s, sem->value + 2 } });
extra->comp_seqs.push_back({ s }); extra->comp_seqs.push_back({ s });
if (dst->backend == GGML_BACKEND_CPU) { if (dst->backend == GGML_BACKEND_CPU) {
// copy dst to host // copy dst to host
float * d = (float *) ((char *) dst->data + i02*nb2 + i03*nb3); float * d = (float *) ((char *) dst->data + i02*nb2 + i03*nb3);
extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * ne00 * ne01, vk_device.transfer_queues[1], { { sem, 2 } }, {})); extra->out_seqs.push_back(ggml_vk_buffer_read_async(d_D, d_offset, d, sizeof(float) * ne00 * ne01, vk_device.transfer_queues[1], { { sem->s, sem->value + 2 } }, {}));
} }
sem->value += 2;
} }
} }
} }
@ -2600,9 +2610,6 @@ void ggml_vk_preallocate_buffers() {
} }
void ggml_vk_build_graph(ggml_tensor * node){ void ggml_vk_build_graph(ggml_tensor * node){
#ifdef VK_DEBUG
std::cerr << "ggml_vk_build_graph(" << node << ")" << std::endl;
#endif
const bool any_on_device = node->backend == GGML_BACKEND_GPU const bool any_on_device = node->backend == GGML_BACKEND_GPU
|| (node->src[0] != nullptr && (node->src[0]->backend == GGML_BACKEND_GPU || node->src[0]->backend == GGML_BACKEND_GPU_SPLIT)) || (node->src[0] != nullptr && (node->src[0]->backend == GGML_BACKEND_GPU || node->src[0]->backend == GGML_BACKEND_GPU_SPLIT))
|| (node->src[1] != nullptr && node->src[1]->backend == GGML_BACKEND_GPU); || (node->src[1] != nullptr && node->src[1]->backend == GGML_BACKEND_GPU);
@ -2611,6 +2618,12 @@ void ggml_vk_build_graph(ggml_tensor * node){
return; return;
} }
#ifdef VK_DEBUG
std::cerr << "ggml_vk_build_graph(" << node << ")" << std::endl;
#endif
vk_semaphore_idx = 0;
switch (node->op) { switch (node->op) {
case GGML_OP_REPEAT: case GGML_OP_REPEAT:
ggml_vk_repeat(node->src[0], node->src[1], node); ggml_vk_repeat(node->src[0], node->src[1], node);
@ -2688,6 +2701,10 @@ bool ggml_vk_compute_forward(ggml_compute_params * params, ggml_tensor * tensor)
return true; return true;
} }
#ifdef VK_DEBUG
std::cerr << "ggml_vk_compute_forward(" << params << ", " << tensor << ")" << std::endl;
#endif
#ifdef GGML_VULKAN_CHECK_RESULTS #ifdef GGML_VULKAN_CHECK_RESULTS
ggml_vk_check_results_0(params, tensor); ggml_vk_check_results_0(params, tensor);
#endif #endif
@ -2718,16 +2735,22 @@ void ggml_vk_graph_cleanup() {
for (auto * pipeline : vk_gc.pipelines) { for (auto * pipeline : vk_gc.pipelines) {
ggml_vk_pipeline_cleanup(*pipeline); ggml_vk_pipeline_cleanup(*pipeline);
} }
vk_gc.pipelines.clear();
ggml_vk_queue_cleanup(vk_device.compute_queue); ggml_vk_queue_cleanup(vk_device.compute_queue);
ggml_vk_queue_cleanup(vk_device.transfer_queues[0]); ggml_vk_queue_cleanup(vk_device.transfer_queues[0]);
ggml_vk_queue_cleanup(vk_device.transfer_queues[1]); ggml_vk_queue_cleanup(vk_device.transfer_queues[1]);
for (size_t i = 0; i < vk_gc.semaphores.size(); i++) { for (size_t i = 0; i < vk_gc.semaphores.size(); i++) {
vk_device.device.destroySemaphore({ vk_gc.semaphores[i] }); vk_device.device.destroySemaphore({ vk_gc.semaphores[i].s });
} }
vk_gc.semaphores.clear(); vk_gc.semaphores.clear();
for (size_t i = 0; i < vk_gc.tl_semaphores.size(); i++) {
vk_device.device.destroySemaphore({ vk_gc.tl_semaphores[i].s });
}
vk_gc.tl_semaphores.clear();
for (auto * extra : vk_gc.extras) { for (auto * extra : vk_gc.extras) {
delete extra; delete extra;
} }