fix(dnn/cuda): fix elemwise add cuda int8 bcast

GitOrigin-RevId: 568b60e8c9f4d138b57b3f4e715f35cf5ca9d0b4

dnn/src/cuda/elemwise_helper.cpp

@@ -34,9 +34,9 @@ namespace elemwise_intl {
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Warray-bounds"
 template <int ndim, typename ctype>
-void ParamElemVisitor<ndim, ctype, BCAST_OTHER>::host_init(const TensorND& rv,
-                                                           int /*grid_size*/,
-                                                           int /*block_size*/) {
+void ParamVisitorBase<ndim, ctype, BCAST_OTHER>::host_init(
+        const TensorND& rv, int /*grid_size*/, int /*block_size*/,
+        int /*packed_size*/) {
     megdnn_assert(rv.layout.ndim && rv.layout.ndim <= ndim);
     m_ptr = rv.ptr<ctype>();
     for (size_t i = 0; i < rv.layout.ndim; ++i) {
@@ -54,9 +54,10 @@ void ParamElemVisitor<ndim, ctype, BCAST_OTHER>::host_init(const TensorND& rv,
 #pragma GCC diagnostic pop
 
 template <typename ctype>
-void ParamElemVisitor<3, ctype, BCAST_101>::host_init(const TensorND& rv,
+void ParamVisitorBase<3, ctype, BCAST_101>::host_init(const TensorND& rv,
                                                       int grid_size,
-                                                      int block_size) {
+                                                      int block_size,
+                                                      int packed_size) {
     uint32_t shape2, shape1;
     int stride1;
     if (rv.layout.ndim == 3) {
@@ -76,9 +77,10 @@ void ParamElemVisitor<3, ctype, BCAST_101>::host_init(const TensorND& rv,
 }
 
 template <typename ctype>
-void ParamElemVisitor<2, ctype, BCAST_10>::host_init(const TensorND& rv,
+void ParamVisitorBase<2, ctype, BCAST_10>::host_init(const TensorND& rv,
                                                      int grid_size,
-                                                     int block_size) {
+                                                     int block_size,
+                                                     int packed_size) {
     megdnn_assert(rv.layout.ndim == NDIM && !rv.layout.stride[0]);
     m_ptr = rv.ptr<ctype>();
     m_stride1 = rv.layout.stride[1];
@@ -87,9 +89,10 @@ void ParamElemVisitor<2, ctype, BCAST_10>::host_init(const TensorND& rv,
 }
 
 template <typename ctype>
-void ParamElemVisitor<2, ctype, BCAST_01>::host_init(const TensorND& rv,
+void ParamVisitorBase<2, ctype, BCAST_01>::host_init(const TensorND& rv,
                                                      int grid_size,
-                                                     int block_size) {
+                                                     int block_size,
+                                                     int packed_size) {
     megdnn_assert(rv.layout.ndim == NDIM && !rv.layout.stride[1]);
     m_ptr = rv.ptr<ctype>();
     m_stride0 = rv.layout.stride[0];
@@ -98,9 +101,10 @@ void ParamElemVisitor<2, ctype, BCAST_01>::host_init(const TensorND& rv,
 }
 
 template <typename ctype>
-void ParamElemVisitor<1, ctype, BCAST_FULL>::host_init(const TensorND& rv,
+void ParamVisitorBase<1, ctype, BCAST_FULL>::host_init(const TensorND& rv,
                                                        int /*grid_size*/,
-                                                       int /*block_size*/) {
+                                                       int /*block_size*/,
+                                                       int /*packed_size*/) {
     megdnn_assert(rv.layout.ndim == NDIM && !rv.layout.stride[0]);
     m_ptr = rv.ptr<ctype>();
 }
@@ -122,6 +126,53 @@ void ParamVectVisitor<4, ctype, BCAST_1010>::host_init(const TensorND& rv,
     m_shape3.host_init(packed_size * grid_size * block_size, shape3);
 }
 
+#define INST(ndim, ctype, brd) template class ParamVisitorBase<ndim, ctype, brd>
+#define INST_FOR_CTYPE                  \
+    MEGDNN_FOREACH_TENSOR_NDIM(ndim_cb) \
+    INST(3, ct, BCAST_101);             \
+    INST(2, ct, BCAST_10);              \
+    INST(2, ct, BCAST_01);              \
+    INST(1, ct, BCAST_FULL);
+
+#define ndim_cb(_ndim) INST(_ndim, ct, BCAST_OTHER);
+
+#define ct dt_byte
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_int32
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_float32
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_float16
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_bfloat16
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_int8
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_uint8
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_int16
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_quint8
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_qint8
+INST_FOR_CTYPE
+#undef ct
+#define ct dt_qint32
+INST_FOR_CTYPE
+#undef ct
+
+#undef INST_FOR_CTYPE
+#undef INST
+
 #define INST(ndim, ctype, brd) template class ParamElemVisitor<ndim, ctype, brd>
 #define INST_FOR_CTYPE                  \
     MEGDNN_FOREACH_TENSOR_NDIM(ndim_cb) \

dnn/src/cuda/elemwise_helper.cuh

@@ -142,6 +142,9 @@ INST(dt_qint32, int4);
  *          ptr()[offset(idx)]
  *
  */
+template <int ndim, typename ctype, BcastType brd_type>
+class ParamVisitorBase;
+
 template <int ndim, typename ctype, BcastType brd_type>
 class ParamElemVisitor;
 
@@ -157,6 +160,7 @@ class ParamElemVisitor;
  *          ptr()[offset(idx)]
  *
  */
+
 template <int ndim, typename ctype, BcastType brd_type>
 class ParamVectVisitor;
 
@@ -169,11 +173,9 @@ class ParamVectVisitor;
 
 //! specialization for BCAST_OTHER
 template <int ndim, typename ctype>
-class ParamElemVisitor<ndim, ctype, BCAST_OTHER> {
+class ParamVisitorBase<ndim, ctype, BCAST_OTHER> {
 protected:
     ctype* __restrict m_ptr;
-
-private:
     int m_stride[ndim];
 
     //! m_shape_highdim[i] = original_shape[i + 1]
@@ -185,10 +187,9 @@ private:
 
 public:
     static const int NDIM = ndim;
-    PARAM_ELEM_VISITOR_COMMON_HOST
-
-    void host_init(const TensorND& rv, int grid_size, int block_size);
 
+    void host_init(const TensorND& rv, int grid_size, int block_size,
+                   int packed_size);
 #if MEGDNN_CC_CUDA
     devfunc void thread_init(uint32_t) {}
 
@@ -211,6 +212,18 @@ public:
 #endif
 };
 
+template <int ndim, typename ctype>
+class ParamElemVisitor<ndim, ctype, BCAST_OTHER>
+        : public ParamVisitorBase<ndim, ctype, BCAST_OTHER> {
+public:
+    PARAM_ELEM_VISITOR_COMMON_HOST
+
+    void host_init(const TensorND& rv, int grid_size, int block_size) {
+        ParamVisitorBase<ndim, ctype, BCAST_OTHER>::host_init(
+                rv, grid_size, block_size, packed_size);
+    }
+};
+
 /*!
  * \brief specialization for ndim == 3 and BCAST_101
  * (for dimshuffle 'x', 0, 'x')
@@ -218,7 +231,7 @@ public:
  * visit: idx / m_shape2 % m_shape1
  */
 template <typename ctype>
-class ParamElemVisitor<3, ctype, BCAST_101> {
+class ParamVisitorBase<3, ctype, BCAST_101> {
     StridedDivSeq2 m_shape12;
     int m_stride1;
 
@@ -227,9 +240,9 @@ protected:
 
 public:
     static const int NDIM = 3;
-    PARAM_ELEM_VISITOR_COMMON_HOST
 
-    void host_init(const TensorND& rv, int grid_size, int block_size);
+    void host_init(const TensorND& rv, int grid_size, int block_size,
+                   int packed_size);
 
 #if MEGDNN_CC_CUDA
     devfunc void thread_init(uint32_t idx) { m_shape12.device_init(idx); }
@@ -242,13 +255,25 @@ public:
 #endif
 };
 
+template <typename ctype>
+class ParamElemVisitor<3, ctype, BCAST_101>
+        : public ParamVisitorBase<3, ctype, BCAST_101> {
+public:
+    PARAM_ELEM_VISITOR_COMMON_HOST
+
+    void host_init(const TensorND& rv, int grid_size, int block_size) {
+        ParamVisitorBase<3, ctype, BCAST_101>::host_init(
+                rv, grid_size, block_size, packed_size);
+    }
+};
+
 /*!
  * \brief specialization for ndim == 2 and BCAST_10
  *
  * visit: idx % m_shape1
  */
 template <typename ctype>
-class ParamElemVisitor<2, ctype, BCAST_10> {
+class ParamVisitorBase<2, ctype, BCAST_10> {
     StridedDivSeq<false> m_shape1;
     int m_stride1;
 
@@ -257,9 +282,9 @@ protected:
 
 public:
     static const int NDIM = 2;
-    PARAM_ELEM_VISITOR_COMMON_HOST
 
-    void host_init(const TensorND& rv, int grid_size, int block_size);
+    void host_init(const TensorND& rv, int grid_size, int block_size,
+                   int packed_size);
 
 #if MEGDNN_CC_CUDA
     devfunc void thread_init(uint32_t idx) { m_shape1.device_init(idx); }
@@ -272,13 +297,25 @@ public:
 #endif
 };
 
+template <typename ctype>
+class ParamElemVisitor<2, ctype, BCAST_10>
+        : public ParamVisitorBase<2, ctype, BCAST_10> {
+public:
+    PARAM_ELEM_VISITOR_COMMON_HOST
+
+    void host_init(const TensorND& rv, int grid_size, int block_size) {
+        ParamVisitorBase<2, ctype, BCAST_10>::host_init(
+                rv, grid_size, block_size, packed_size);
+    }
+};
+
 /*!
  * \brief specialization for ndim == 2 and BCAST_01
  *
  * visit: idx / shape1
  */
 template <typename ctype>
-class ParamElemVisitor<2, ctype, BCAST_01> {
+class ParamVisitorBase<2, ctype, BCAST_01> {
     StridedDivSeq<true> m_shape1;
     int m_stride0;
 
@@ -287,9 +324,9 @@ protected:
 
 public:
     static const int NDIM = 2;
-    PARAM_ELEM_VISITOR_COMMON_HOST
 
-    void host_init(const TensorND& rv, int grid_size, int block_size);
+    void host_init(const TensorND& rv, int grid_size, int block_size,
+                   int packed_size);
 
 #if MEGDNN_CC_CUDA
     devfunc void thread_init(uint32_t idx) { m_shape1.device_init(idx); }
@@ -302,9 +339,21 @@ public:
 #endif
 };
 
+template <typename ctype>
+class ParamElemVisitor<2, ctype, BCAST_01>
+        : public ParamVisitorBase<2, ctype, BCAST_01> {
+public:
+    PARAM_ELEM_VISITOR_COMMON_HOST
+
+    void host_init(const TensorND& rv, int grid_size, int block_size) {
+        ParamVisitorBase<2, ctype, BCAST_01>::host_init(
+                rv, grid_size, block_size, packed_size);
+    }
+};
+
 //! specialization for ndim == 1 and BCAST_FULL
 template <typename ctype>
-class ParamElemVisitor<1, ctype, BCAST_FULL> {
+class ParamVisitorBase<1, ctype, BCAST_FULL> {
 protected:
     ctype* __restrict m_ptr;
 
@@ -312,7 +361,8 @@ public:
     static const int NDIM = 1;
     PARAM_ELEM_VISITOR_COMMON_HOST
 
-    void host_init(const TensorND& rv, int grid_size, int block_size);
+    void host_init(const TensorND& rv, int grid_size, int block_size,
+                   int packed_size);
 
 #if MEGDNN_CC_CUDA
     devfunc void thread_init(uint32_t) {}
@@ -328,6 +378,18 @@ public:
 #endif
 };
 
+template <typename ctype>
+class ParamElemVisitor<1, ctype, BCAST_FULL>
+        : public ParamVisitorBase<1, ctype, BCAST_FULL> {
+public:
+    PARAM_ELEM_VISITOR_COMMON_HOST
+
+    void host_init(const TensorND& rv, int grid_size, int block_size) {
+        ParamVisitorBase<1, ctype, BCAST_FULL>::host_init(
+                rv, grid_size, block_size, packed_size);
+    }
+};
+
 #undef PARAM_ELEM_VISITOR_COMMON_DEV
 #undef PARAM_ELEM_VISITOR_COMMON_HOST
 
@@ -340,17 +402,21 @@ public:
 #else
 #define DEVICE_WRAPPER(x)
 #endif
-#define INST_PARAM_VECT_VISITOR                                        \
-    template <int ndim, typename ctype>                                \
-    class ParamVectVisitor<ndim, ctype, _brdcast_mask>                 \
-            : public ParamElemVisitor<ndim, ctype, _brdcast_mask> {    \
-    public:                                                            \
-        using Super = ParamElemVisitor<ndim, ctype, _brdcast_mask>;    \
-        using rwtype = typename VectTypeTrait<ctype>::vect_type;       \
-        static const int packed_size = sizeof(rwtype) / sizeof(ctype); \
-        DEVICE_WRAPPER(devfunc rwtype& at(uint32_t idx) {              \
-            return *(rwtype*)(&Super::m_ptr[Super::offset(idx)]);      \
-        })                                                             \
+#define INST_PARAM_VECT_VISITOR                                             \
+    template <int ndim, typename ctype>                                     \
+    class ParamVectVisitor<ndim, ctype, _brdcast_mask>                      \
+            : public ParamVisitorBase<ndim, ctype, _brdcast_mask> {         \
+    public:                                                                 \
+        using Super = ParamVisitorBase<ndim, ctype, _brdcast_mask>;         \
+        using rwtype = typename VectTypeTrait<ctype>::vect_type;            \
+        static const int packed_size = sizeof(rwtype) / sizeof(ctype);      \
+        void host_init(const TensorND& rv, int grid_size, int block_size) { \
+            ParamVisitorBase<ndim, ctype, _brdcast_mask>::host_init(        \
+                    rv, grid_size, block_size, packed_size);                \
+        }                                                                   \
+        DEVICE_WRAPPER(devfunc rwtype& at(uint32_t idx) {                   \
+            return *(rwtype*)(&Super::m_ptr[Super::offset(idx)]);           \
+        })                                                                  \
     };
 #define _brdcast_mask BCAST_OTHER
 INST_PARAM_VECT_VISITOR;
@@ -367,11 +433,15 @@ INST_PARAM_VECT_VISITOR;
 #define INST_DT_IBYTE(ctype)                                                \
     template <int ndim>                                                     \
     class ParamVectVisitor<ndim, ctype, BCAST_FULL>                         \
-            : public ParamElemVisitor<ndim, ctype, BCAST_FULL> {            \
+            : public ParamVisitorBase<ndim, ctype, BCAST_FULL> {            \
     public:                                                                 \
-        using Super = ParamElemVisitor<ndim, ctype, BCAST_FULL>;            \
+        using Super = ParamVisitorBase<ndim, ctype, BCAST_FULL>;            \
         using rwtype = typename VectTypeTrait<ctype>::vect_type;            \
         static const int packed_size = sizeof(rwtype) / sizeof(ctype);      \
+        void host_init(const TensorND& rv, int grid_size, int block_size) { \
+            ParamVisitorBase<ndim, ctype, BCAST_FULL>::host_init(           \
+                    rv, grid_size, block_size, packed_size);                \
+        }                                                                   \
         DEVICE_WRAPPER(rwtype vect_scalar;                                  \
                        devfunc rwtype & at(uint32_t /* idx */) {            \
                            ctype v = Super::m_ptr[0];                       \

dnn/test/cuda/elemwise.cpp

@@ -269,6 +269,43 @@ TEST_F(CUDA, ELEMWISE_BFLOAT16) {
 #undef BUILD_TERNARY_COMPLATE_TEST_CASE
 }
 
+TEST_F(CUDA, ELEMWISE_ADD_BCAST_10_INT8_INPLACE) {
+    constexpr size_t A = 2, B = 48, C0 = 14, C1 = 14, C = C0 * C1;
+    SyncedTensor<dt_int8> t0(handle_cuda(),
+                             {TensorShape{A, B, C0, C1}, dtype::Int8()}),
+            t1(handle_cuda(), {TensorShape{1, B, C0, C1}, dtype::Int8()}),
+            t2(handle_cuda(), {TensorShape{A, B, C0, C1}, dtype::Int8()});
+    UniformIntRNG rng{-128, 127};
+    rng.gen(t0.tensornd_host());
+    rng.gen(t1.tensornd_host());
+    auto p0 = t0.ptr_host(), p1 = t1.ptr_host();
+    auto p2 = t2.ptr_mutable_host();
+    for (size_t i = 0; i < A; ++i) {
+        for (size_t j = 0; j < B; ++j) {
+            for (size_t k = 0; k < C; ++k) {
+                auto off0 = j * C + k;
+                auto off1 = i * B * C + j * C + k;
+                p2[off1] = p0[off1] + p1[off0];
+            }
+        }
+    }
+
+    auto opr = handle_cuda()->create_operator<ElemwiseForward>();
+    opr->param().mode = ElemwiseForward::Mode::ADD;
+    opr->exec({t0.tensornd_dev(), t1.tensornd_dev()}, t0.tensornd_dev());
+
+    auto pt = t0.ptr_host();
+
+    for (size_t i = 0; i < A; ++i) {
+        for (size_t j = 0; j < B; ++j) {
+            for (size_t k = 0; k < C; ++k) {
+                auto off = i * B * C + j * C + k;
+                ASSERT_EQ(pt[off], p2[off]);
+            }
+        }
+    }
+}
+
 //! the memory of this test case is too large, sometimes will fail on tx1
 TEST_F(CUDA, ELEMWISE_BENCHMARK_DENSE) {
     constexpr size_t A = 256 * 1024 * 64, S0 = 16, S1 = 256, S2 = 64, S3 = 64;