issue/949 - feat: add silu_and_mul for moore gpu with test pass

Author: spike-zhu

include/infinicore/ops.hpp

@@ -14,4 +14,5 @@
 #include "ops/rms_norm.hpp"
 #include "ops/rope.hpp"
 #include "ops/silu.hpp"
+#include "ops/silu_and_mul.hpp"
 #include "ops/swiglu.hpp"

include/infinicore/ops/silu_and_mul.hpp

@@ -0,0 +1,14 @@
+#pragma once
+
+#include "../device.hpp"
+#include "../graph/graph.hpp"
+#include "common/op.hpp"
+
+namespace infinicore::op {
+
+INFINICORE_GRAPH_OP_CLASS(SiluAndMul, Tensor, Tensor);
+
+Tensor silu_and_mul(Tensor x);
+void silu_and_mul_(Tensor out, Tensor x);
+
+} // namespace infinicore::op

include/infiniop.h

@@ -26,6 +26,7 @@
 #include "infiniop/ops/rope.h"
 #include "infiniop/ops/sigmoid.h"
 #include "infiniop/ops/silu.h"
+#include "infiniop/ops/silu_and_mul.h"
 #include "infiniop/ops/softmax.h"
 #include "infiniop/ops/softplus.h"
 #include "infiniop/ops/sub.h"

include/infiniop/ops/silu_and_mul.h

@@ -0,0 +1,29 @@
+#ifndef __INFINIOP_SILU_AND_MUL_API_H__
+#define __INFINIOP_SILU_AND_MUL_API_H__
+
+#include "../operator_descriptor.h"
+
+typedef struct InfiniopDescriptor *infiniopSiluAndMulDescriptor_t;
+
+__C __export infiniStatus_t infiniopCreateSiluAndMulDescriptor(
+    infiniopHandle_t handle,
+    infiniopSiluAndMulDescriptor_t *desc_ptr,
+    infiniopTensorDescriptor_t output,
+    infiniopTensorDescriptor_t input);
+
+__C __export infiniStatus_t infiniopGetSiluAndMulWorkspaceSize(
+    infiniopSiluAndMulDescriptor_t desc,
+    size_t *size);
+
+__C __export infiniStatus_t infiniopSiluAndMul(
+    infiniopSiluAndMulDescriptor_t desc,
+    void *workspace,
+    size_t workspace_size,
+    void *output,
+    const void *input,
+    void *stream);
+
+__C __export infiniStatus_t infiniopDestroySiluAndMulDescriptor(
+    infiniopSiluAndMulDescriptor_t desc);
+
+#endif // __INFINIOP_SILU_AND_MUL_API_H__

python/infinicore/nn/functional/__init__.py

@@ -6,6 +6,7 @@
 from .rope import RopeAlgo, rope
 from .silu import silu
 from .swiglu import swiglu
+from .silu_and_mul import silu_and_mul
 
 __all__ = [
     "causal_softmax",
@@ -17,4 +18,5 @@
     "embedding",
     "rope",
     "RopeAlgo",
+    "silu_and_mul",
 ]

python/infinicore/nn/functional/silu_and_mul.py

@@ -0,0 +1,17 @@
+from infinicore.lib import _infinicore
+from infinicore.tensor import Tensor
+
+
+def silu_and_mul(input: Tensor, out=None) -> Tensor:
+    r"""Apply the SiLU and Mul (SwiGLU) function.
+
+    Formula: output = SiLU(input_gate) * input_up
+    Input shape: [..., 2*d], Output shape: [..., d]
+    """
+
+    if out is None:
+        return Tensor(_infinicore.silu_and_mul(input._underlying))
+
+    _infinicore.silu_and_mul_(out._underlying, input._underlying)
+
+    return out

src/infinicore/ops/silu_and_mul/silu_and_mul.cc

@@ -0,0 +1,35 @@
+#include "infinicore/ops/silu_and_mul.hpp"
+#include "../../utils.hpp"
+
+namespace infinicore::op {
+
+INFINICORE_GRAPH_OP_DISPATCHERS_IMPL(SiluAndMul);
+
+SiluAndMul::SiluAndMul(Tensor out, Tensor x) {
+    INFINICORE_ASSERT_TENSORS_SAME_DEVICE(out, x);
+    INFINICORE_GRAPH_OP_DISPATCH(out->device().getType(), out, x);
+}
+
+void SiluAndMul::execute(Tensor out, Tensor x) {
+    INFINICORE_GRAPH_OP_RECORD_OR_RUN(SiluAndMul, out, x);
+}
+
+Tensor silu_and_mul(Tensor x) {
+    Shape shape = x->shape();
+    size_t ndim = x->ndim();
+
+    if (shape[ndim - 1] % 2 != 0) {
+        throw std::runtime_error("SiluAndMul input last dim must be even.");
+    }
+    shape[ndim - 1] /= 2;
+
+    auto out = Tensor::empty(shape, x->dtype(), x->device());
+    silu_and_mul_(out, x);
+    return out;
+}
+
+void silu_and_mul_(Tensor out, Tensor x) {
+    SiluAndMul::execute(out, x);
+}
+
+} // namespace infinicore::op

src/infinicore/ops/silu_and_mul/silu_and_mul_infiniop.cc

@@ -0,0 +1,50 @@
+#include "../infiniop_impl.hpp"
+#include "infinicore/ops/silu_and_mul.hpp"
+
+namespace infinicore::op::silu_and_mul_impl::infiniop {
+
+INFINIOP_CACHABLE_DESCRIPTOR(Descriptor, SiluAndMul, 100);
+
+struct PlannedMeta {
+    std::shared_ptr<Descriptor> descriptor;
+    graph::GraphTensor workspace, output, input;
+};
+
+void *plan(Tensor output, Tensor input) {
+    size_t seed = hash_combine(output, input);
+
+    INFINIOP_CACHABLE_DESCRIPTOR_GET_OR_CREATE(
+        Descriptor, descriptor, SiluAndMul,
+        seed, output->desc(), input->desc());
+
+    INFINIOP_WORKSPACE_TENSOR(workspace, SiluAndMul, descriptor);
+
+    auto planned = new PlannedMeta{
+        descriptor,
+        graph::GraphTensor(workspace),
+        graph::GraphTensor(output),
+        graph::GraphTensor(input)};
+
+    return planned;
+}
+
+void run(void *planned_meta) {
+    auto planned = reinterpret_cast<PlannedMeta *>(planned_meta);
+
+    INFINICORE_CHECK_ERROR(infiniopSiluAndMul(
+        planned->descriptor->desc,
+        planned->workspace->data(),
+        planned->workspace->numel(),
+        planned->output->data(),
+        planned->input->data(),
+        context::getStream()));
+}
+
+void cleanup(void **planned_meta_ptr) {
+    delete *reinterpret_cast<PlannedMeta **>(planned_meta_ptr);
+    *planned_meta_ptr = nullptr;
+}
+
+INFINICORE_GRAPH_OP_REGISTER_ALLDEVICE(SiluAndMul, &plan, &run, &cleanup);
+
+} // namespace infinicore::op::silu_and_mul_impl::infiniop

src/infinicore/pybind11/ops.hpp

@@ -18,6 +18,7 @@
 #include "ops/rms_norm.hpp"
 #include "ops/rope.hpp"
 #include "ops/silu.hpp"
+#include "ops/silu_and_mul.hpp"
 #include "ops/swiglu.hpp"
 
 namespace py = pybind11;
@@ -42,6 +43,7 @@ inline void bind(py::module &m) {
     bind_swiglu(m);
     bind_rope(m);
     bind_embedding(m);
+    bind_silu_and_mul(m);
 }
 
 } // namespace infinicore::ops

src/infinicore/pybind11/ops/silu_and_mul.hpp

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <pybind11/pybind11.h>
+
+#include "infinicore/ops/silu_and_mul.hpp"
+
+namespace py = pybind11;
+
+namespace infinicore::ops {
+
+inline void bind_silu_and_mul(py::module &m) {
+    m.def("silu_and_mul",
+          &op::silu_and_mul,
+          py::arg("input"),
+          R"doc(
+          SiLU and Mul (SwiGLU) activation function.
+          Input should be [..., 2*d], output will be [..., d].
+          )doc");
+
+    m.def("silu_and_mul_",
+          &op::silu_and_mul_,
+          py::arg("output"),
+          py::arg("input"),
+          R"doc(
+          In-place or destination-specified SiLU and Mul (SwiGLU) activation function.
+          )doc");
+}
+
+} // namespace infinicore::ops