vendor/llvm-project/llvmorg-16-init-18548-gb0daacf58f41

1 files changed, 30 insertions, 0 deletions

diff --git a/llvm/lib/BinaryFormat/DXContainer.cpp b/llvm/lib/BinaryFormat/DXContainer.cpp
new file mode 100644
index 000000000000..60a89c66d28c
--- /dev/null
+++ b/llvm/lib/BinaryFormat/DXContainer.cpp
@@ -0,0 +1,30 @@
+
+//===-- llvm/BinaryFormat/DXContainer.cpp - DXContainer Utils ----*- C++-*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains utility functions for working with DXContainers.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/BinaryFormat/DXContainer.h"
+#include "llvm/ADT/StringSwitch.h"
+
+using namespace llvm;
+using namespace llvm::dxbc;
+
+dxbc::PartType dxbc::parsePartType(StringRef S) {
+#define CONTAINER_PART(PartName) .Case(#PartName, PartType::PartName)
+  return StringSwitch<dxbc::PartType>(S)
+#include "llvm/BinaryFormat/DXContainerConstants.def"
+      .Default(dxbc::PartType::Unknown);
+}
+
+bool ShaderHash::isPopulated() {
+  static uint8_t Zeros[16] = {0};
+  return Flags > 0 || 0 != memcmp(&Digest, &Zeros, 16);
+}