[Parallel_libs-commits] [PATCH] D24197: [SE] Add getByteCount methods for device memory

[Jason Henline via Parallel_libs-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL280563: [SE] Add getByteCount methods for device memory (authored by jhen).

Changed prior to commit:
  https://reviews.llvm.org/D24197?vs=70188&id=70259#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D24197

Files:
  parallel-libs/trunk/streamexecutor/include/streamexecutor/DeviceMemory.h
  parallel-libs/trunk/streamexecutor/lib/unittests/PackedKernelArgumentArrayTest.cpp

Index: parallel-libs/trunk/streamexecutor/lib/unittests/PackedKernelArgumentArrayTest.cpp
===================================================================
--- parallel-libs/trunk/streamexecutor/lib/unittests/PackedKernelArgumentArrayTest.cpp
+++ parallel-libs/trunk/streamexecutor/lib/unittests/PackedKernelArgumentArrayTest.cpp
@@ -101,25 +101,25 @@
 
 TEST_F(DeviceMemoryPackingTest, SingleTypedShared) {
   auto Array = se::make_kernel_argument_pack(TypedShared);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 0);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 0);
   EXPECT_EQ(1u, Array.getArgumentCount());
   EXPECT_EQ(1u, Array.getSharedCount());
 }
 
 TEST_F(DeviceMemoryPackingTest, SingleTypedSharedPointer) {
   auto Array = se::make_kernel_argument_pack(&TypedShared);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 0);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 0);
   EXPECT_EQ(1u, Array.getArgumentCount());
   EXPECT_EQ(1u, Array.getSharedCount());
 }
 
 TEST_F(DeviceMemoryPackingTest, SingleConstTypedSharedPointer) {
   const se::SharedDeviceMemory<int> *ArgumentPointer = &TypedShared;
   auto Array = se::make_kernel_argument_pack(ArgumentPointer);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 0);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 0);
   EXPECT_EQ(1u, Array.getArgumentCount());
   EXPECT_EQ(1u, Array.getSharedCount());
 }
@@ -137,12 +137,12 @@
               Type::GLOBAL_DEVICE_MEMORY, Array, 2);
   ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
               Type::GLOBAL_DEVICE_MEMORY, Array, 3);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 4);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 5);
-  ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
-              Type::SHARED_DEVICE_MEMORY, Array, 6);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 4);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 5);
+  ExpectEqual(nullptr, TypedShared.getByteCount(), Type::SHARED_DEVICE_MEMORY,
+              Array, 6);
   EXPECT_EQ(7u, Array.getArgumentCount());
   EXPECT_EQ(3u, Array.getSharedCount());
 }
Index: parallel-libs/trunk/streamexecutor/include/streamexecutor/DeviceMemory.h
===================================================================
--- parallel-libs/trunk/streamexecutor/include/streamexecutor/DeviceMemory.h
+++ parallel-libs/trunk/streamexecutor/include/streamexecutor/DeviceMemory.h
@@ -71,6 +71,9 @@
   /// Gets the number of elements in this slice.
   size_t getElementCount() const { return ElementCount; }
 
+  /// Returns the number of bytes that can fit in this slice.
+  size_t getByteCount() const { return ElementCount * sizeof(ElemT); }
+
   /// Creates a slice of the memory with the first DropCount elements removed.
   GlobalDeviceMemorySlice<ElemT> drop_front(size_t DropCount) const {
     assert(DropCount <= ElementCount &&
@@ -175,6 +178,9 @@
   /// allocation.
   size_t getElementCount() const { return ByteCount / sizeof(ElemT); }
 
+  /// Returns the number of bytes that can fit in this memory buffer.
+  size_t getByteCount() const { return ByteCount; }
+
   /// Converts this memory object into a slice.
   GlobalDeviceMemorySlice<ElemT> asSlice() const {
     return GlobalDeviceMemorySlice<ElemT>(*this);
@@ -224,10 +230,13 @@
   /// Copy-assignable because it is just an array size.
   SharedDeviceMemory &operator=(const SharedDeviceMemory &) = default;
 
-  /// Returns the number of elements of type ElemT that can fit this memory
+  /// Returns the number of elements of type ElemT that can fit in this memory
   /// buffer.
   size_t getElementCount() const { return ElementCount; }
 
+  /// Returns the number of bytes that can fit in this memory buffer.
+  size_t getByteCount() const { return ElementCount * sizeof(ElemT); }
+
   /// Returns whether this is a single-element memory buffer.
   bool isScalar() const { return getElementCount() == 1; }
 


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