chore: import upstream snapshot with attribution

2026-07-13 13:35:51 +08:00
commit c36a561cd8
2172 changed files with 455595 additions and 0 deletions
@@ -0,0 +1,53 @@
+/**
+ *  Copyright (c) 2017 by Contributors
+ * @file dgl/runtime/util.h
+ * @brief Useful runtime util.
+ */
+#ifndef DGL_RUNTIME_UTIL_H_
+#define DGL_RUNTIME_UTIL_H_
+
+#include "c_runtime_api.h"
+
+namespace dgl {
+namespace runtime {
+
+/**
+ * @brief Check whether type matches the given spec.
+ * @param t The type
+ * @param code The type code.
+ * @param bits The number of bits to be matched.
+ * @param lanes The number of lanes sin the type.
+ */
+inline bool TypeMatch(DGLDataType t, int code, int bits, int lanes = 1) {
+  return t.code == code && t.bits == bits && t.lanes == lanes;
+}
+}  // namespace runtime
+}  // namespace dgl
+// Forward declare the intrinsic id we need
+// in structure fetch to enable stackvm in runtime
+namespace dgl {
+namespace ir {
+namespace intrinsic {
+/** @brief The kind of structure field info used in intrinsic */
+enum DGLStructFieldKind : int {
+  // array head address
+  kArrAddr,
+  kArrData,
+  kArrShape,
+  kArrStrides,
+  kArrNDim,
+  kArrTypeCode,
+  kArrTypeBits,
+  kArrTypeLanes,
+  kArrByteOffset,
+  kArrDeviceId,
+  kArrDeviceType,
+  kArrKindBound_,
+  // DGLValue field
+  kDGLValueContent,
+  kDGLValueKindBound_
+};
+}  // namespace intrinsic
+}  // namespace ir
+}  // namespace dgl
+#endif  // DGL_RUNTIME_UTIL_H_