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authorgit perforce import user <a@b>2016-10-25 12:29:14 -0600
committerSheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees>2016-10-25 18:56:37 -0500
commit3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch)
treefa6485c169e50d7415a651bf838f5bcd0fd3bfbd /APEX_1.4/NvParameterized/include/PlatformABI.h
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Initial commit:
PhysX 3.4.0 Update @ 21294896 APEX 1.4.0 Update @ 21275617 [CL 21300167]
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+// This code contains NVIDIA Confidential Information and is disclosed to you
+// under a form of NVIDIA software license agreement provided separately to you.
+//
+// Notice
+// NVIDIA Corporation and its licensors retain all intellectual property and
+// proprietary rights in and to this software and related documentation and
+// any modifications thereto. Any use, reproduction, disclosure, or
+// distribution of this software and related documentation without an express
+// license agreement from NVIDIA Corporation is strictly prohibited.
+//
+// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
+// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
+// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
+// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// Information and code furnished is believed to be accurate and reliable.
+// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
+// information or for any infringement of patents or other rights of third parties that may
+// result from its use. No license is granted by implication or otherwise under any patent
+// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
+// This code supersedes and replaces all information previously supplied.
+// NVIDIA Corporation products are not authorized for use as critical
+// components in life support devices or systems without express written approval of
+// NVIDIA Corporation.
+//
+// Copyright (c) 2008-2013 NVIDIA Corporation. All rights reserved.
+
+#ifndef PLATFORM_ABI_H_
+#define PLATFORM_ABI_H_
+
+// WARNING: before doing any changes to this file
+// check comments at the head of BinSerializer.cpp
+
+#include "BinaryHelper.h"
+#include "nvparameterized/NvSerializer.h"
+
+namespace NvParameterized
+{
+
+//Describes platform ABI (endian, alignment, etc.)
+struct PlatformABI
+{
+ enum Endian
+ {
+ LITTLE,
+ BIG
+ };
+
+ Endian endian;
+
+ //Sizes of basic types
+ struct
+ {
+ uint32_t Char,
+ Bool,
+ pointer,
+ real;
+ } sizes;
+
+ //Alignments of basic types
+ struct
+ {
+ uint32_t Char,
+ Bool,
+ pointer,
+ real,
+ i8,
+ i16,
+ i32,
+ i64,
+ f32,
+ f64;
+ } aligns;
+
+ //Does child class reuse tail padding of parent? (google for "overlaying tail padding")
+ bool doReuseParentPadding;
+
+ //Are empty base classes eliminated? (google for "empty base class optimization")
+ //We may need this in future
+ bool doEbo;
+
+ //Get ABI of platform
+ static Serializer::ErrorType GetPredefinedABI(const SerializePlatform &platform, PlatformABI &params);
+
+ //Get alignment of (complex) NvParameterized data type
+ uint32_t getAlignment(const Definition *pd) const;
+
+ //Get padding of (complex) NvParameterized data type
+ uint32_t getPadding(const Definition *pd) const;
+
+ //Get size of (complex) NvParameterized data type
+ uint32_t getSize(const Definition *pd) const;
+
+ //Helper function which calculates aligned value
+ PX_INLINE static uint32_t align(uint32_t len, uint32_t border);
+
+ //Verifying that platforms are going to work with our serializer
+ PX_INLINE bool isNormal() const;
+ static bool VerifyCurrentPlatform();
+
+ //Alignment of metadata table entry in metadata section
+ //TODO: find better place for this
+ PX_INLINE uint32_t getMetaEntryAlignment() const;
+
+ //Alignment of metadata info in metadata section
+ //TODO: find better place for this
+ PX_INLINE uint32_t getMetaInfoAlignment() const;
+
+ //Alignment of hint in metadata section
+ //TODO: find better place for this
+ PX_INLINE uint32_t getHintAlignment() const;
+
+ //Alignment of hint value (union of uint32_t, uint64_t, const char *) in metadata section
+ //TODO: find better place for this
+ PX_INLINE uint32_t getHintValueAlignment() const;
+
+ //Size of hint value (union of uint32_t, uint64_t, const char *) in metadata section
+ //TODO: find better place for this
+ PX_INLINE uint32_t getHintValueSize() const;
+
+ //Template for getting target alignment of T
+ template <typename T> PX_INLINE uint32_t getAlignment() const;
+
+ //Template for getting target size of T
+ template <typename T> PX_INLINE uint32_t getSize() const;
+
+private:
+ uint32_t getNatAlignment(const Definition *pd) const;
+};
+
+#include "PlatformABI.inl"
+
+}
+
+#endif