chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
@@ -0,0 +1,39 @@
+/* ******************************************************************************
+ *
+ * Scalar operations - FLOAT TYPES ONLY
+ *
+ ******************************************************************************/
+
+// Selective rendering - include ALL types (this is the master implementation)
+#include <system/op_boilerplate.h>
+
+#include <array/DataTypeUtils.h>
+#include <exceptions/datatype_exception.h>
+#include <execution/Threads.h>
+#include <legacy/NativeOpExecutioner.h>
+#include <loops/scalar.h>
+#include <types/types.h>
+
+////////////////////////////////////////////////////////////////////////
+// Non-TAD execScalar using BUILD_TRIPLE_SELECTOR (manageable with 4 types = 64 combinations)
+void NativeOpExecutioner::execScalar(sd::LaunchContext *lc, int opNum, const void *hX, const sd::LongType *hXShapeInfo,
+                                     const void *dX, const sd::LongType *dXShapeInfo, void *hZ,
+                                     const sd::LongType *hZShapeInfo, void *dZ, const sd::LongType *dZShapeInfo,
+                                     const void *hScalar, const sd::LongType *hScalarShapeInfo, const void *dScalar,
+                                     const sd::LongType *dScalarShapeInfo, void *extraParams, bool allowParallelism) {
+  auto xType = sd::ArrayOptions::dataType(hXShapeInfo);
+  auto yType = sd::ArrayOptions::dataType(hScalarShapeInfo);
+  auto zType = sd::ArrayOptions::dataType(hZShapeInfo);
+
+  auto zLen = shape::length(hZShapeInfo);
+
+  auto func = PRAGMA_THREADS_FOR {
+    BUILD_TRIPLE_SELECTOR(xType, yType, zType, functions::scalar::ScalarTransform,
+                          ::transform(opNum, hX, hXShapeInfo, hZ, hZShapeInfo, hScalar, extraParams, start, stop),
+                          SD_COMMON_TYPES, SD_COMMON_TYPES, SD_COMMON_TYPES);
+  };
+
+  samediff::Threads::parallel_for(
+      func, 0, zLen, 1,
+      !allowParallelism ? 1 : sd::math::sd_max<int>(1, sd::math::sd_min<int>(zLen / 1024, sd::Environment::getInstance().maxMasterThreads())));
+}