/** @file\r
- Processor or Compiler specific defines and types x64 (Intel(r) EM64T, AMD64).\r
+ Processor or Compiler specific defines and types x64 (Intel 64, AMD64).\r
\r
- Copyright (c) 2006 - 2009, Intel Corporation<BR> \r
- All rights reserved. This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+ Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
///\r
#define MDE_CPU_X64\r
\r
-\r
//\r
// Make sure we are using the correct packing rules per EFI specification\r
//\r
#pragma pack()\r
#endif\r
\r
+#if defined(__GNUC__) && defined(__pic__) && !defined(USING_LTO) && !defined(__APPLE__)\r
+//\r
+// Mark all symbol declarations and references as hidden, meaning they will\r
+// not be subject to symbol preemption. This allows the compiler to refer to\r
+// symbols directly using relative references rather than via the GOT, which\r
+// contains absolute symbol addresses that are subject to runtime relocation.\r
+//\r
+// The LTO linker will not emit GOT based relocations when all symbol\r
+// references can be resolved locally, and so there is no need to set the\r
+// pragma in that case (and doing so will cause other issues).\r
+//\r
+#pragma GCC visibility push (hidden)\r
+#endif\r
\r
#if defined(__INTEL_COMPILER)\r
//\r
//\r
#pragma warning ( disable : 1419 )\r
\r
+//\r
+// Disable ICC's remark #593: "Variable" was set but never used.\r
+// This is legal ANSI C code so we disable the remark that is turned on with /W4\r
+//\r
+#pragma warning ( disable : 593 )\r
+\r
#endif\r
\r
\r
#pragma warning ( disable : 4057 )\r
\r
//\r
-// ASSERT(FALSE) or while (TRUE) are legal constructes so supress this warning\r
+// ASSERT(FALSE) or while (TRUE) are legal constructs so suppress this warning\r
//\r
#pragma warning ( disable : 4127 )\r
\r
//\r
#pragma warning ( disable : 4206 )\r
\r
+#if defined(_MSC_VER) && _MSC_VER >= 1800\r
+\r
+//\r
+// Disable these warnings for VS2013.\r
+//\r
+\r
+//\r
+// This warning is for potentially uninitialized local variable, and it may cause false\r
+// positive issues in VS2013 and VS2015 build\r
+//\r
+#pragma warning ( disable : 4701 )\r
+\r
+//\r
+// This warning is for potentially uninitialized local pointer variable, and it may cause\r
+// false positive issues in VS2013 and VS2015 build\r
+//\r
+#pragma warning ( disable : 4703 )\r
+\r
#endif\r
\r
+#endif\r
\r
-#if !defined(__GNUC__) && (__STDC_VERSION__ < 199901L)\r
- //\r
- // No ANSI C 2000 stdint.h integer width declarations, so define equivalents\r
- //\r
- \r
- #if defined(_MSC_EXTENSIONS)\r
- //\r
- // use Microsoft C complier dependent integer width types \r
- //\r
-\r
- ///\r
- /// 8-byte unsigned value\r
- ///\r
- typedef unsigned __int64 UINT64;\r
- ///\r
- /// 8-byte signed value\r
- ///\r
- typedef __int64 INT64;\r
- ///\r
- /// 4-byte unsigned value\r
- ///\r
- typedef unsigned __int32 UINT32;\r
- ///\r
- /// 4-byte signed value\r
- ///\r
- typedef __int32 INT32;\r
- ///\r
- /// 2-byte unsigned value\r
- ///\r
- typedef unsigned short UINT16;\r
- ///\r
- /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
- /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
- ///\r
- typedef unsigned short CHAR16;\r
- ///\r
- /// 2-byte signed value\r
- ///\r
- typedef short INT16;\r
- ///\r
- /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
- /// values are undefined.\r
- ///\r
- typedef unsigned char BOOLEAN;\r
- ///\r
- /// 1-byte unsigned value\r
- ///\r
- typedef unsigned char UINT8;\r
- ///\r
- /// 1-byte Character\r
- ///\r
- typedef char CHAR8;\r
- ///\r
- /// 1-byte signed value\r
- ///\r
- typedef char INT8;\r
- #else\r
- #if defined(_EFI_P64)\r
- //\r
- // P64 - pointers being 64-bit and longs and ints are 32-bits.\r
- //\r
-\r
- ///\r
- /// 8-byte unsigned value\r
- ///\r
- typedef unsigned long long UINT64;\r
- ///\r
- /// 8-byte signed value\r
- ///\r
- typedef long long INT64;\r
- ///\r
- /// 4-byte unsigned value\r
- ///\r
- typedef unsigned int UINT32;\r
- ///\r
- /// 4-byte signed value\r
- ///\r
- typedef int INT32;\r
- ///\r
- /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
- /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
- ///\r
- typedef unsigned short CHAR16;\r
- ///\r
- /// 2-byte unsigned value\r
- ///\r
- typedef unsigned short UINT16;\r
- ///\r
- /// 2-byte signed value\r
- ///\r
- typedef short INT16;\r
- ///\r
- /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
- /// values are undefined.\r
- ///\r
- typedef unsigned char BOOLEAN;\r
- ///\r
- /// 1-byte unsigned value\r
- ///\r
- typedef unsigned char UINT8;\r
- ///\r
- /// 1-byte Character\r
- ///\r
- typedef char CHAR8;\r
- ///\r
- /// 1-byte signed value\r
- ///\r
- typedef char INT8;\r
- #else\r
- //\r
- // Assume LP64 - longs and pointers are 64-bit. Ints are 32-bit.\r
- //\r
-\r
- ///\r
- /// 8-byte unsigned value\r
- ///\r
- typedef unsigned long UINT64;\r
- ///\r
- /// 8-byte signed value\r
- ///\r
- typedef long INT64;\r
- ///\r
- /// 4-byte unsigned value\r
- ///\r
- typedef unsigned int UINT32;\r
- ///\r
- /// 4-byte signed value\r
- ///\r
- typedef int INT32;\r
- ///\r
- /// 2-byte unsigned value\r
- ///\r
- typedef unsigned short UINT16;\r
- ///\r
- /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
- /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
- ///\r
- typedef unsigned short CHAR16;\r
- ///\r
- /// 2-byte signed value\r
- ///\r
- typedef short INT16;\r
- ///\r
- /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
- /// values are undefined.\r
- ///\r
- typedef unsigned char BOOLEAN;\r
- ///\r
- /// 1-byte unsigned value\r
- ///\r
- typedef unsigned char UINT8;\r
- ///\r
- /// 1-byte Character\r
- ///\r
- typedef char CHAR8;\r
- ///\r
- /// 1-byte signed value\r
- ///\r
- typedef char INT8;\r
- #endif\r
- #endif\r
-#else\r
+\r
+#if defined(_MSC_EXTENSIONS)\r
//\r
- // Use ANSI C 2000 stdint.h integer width declarations\r
+ // use Microsoft C compiler dependent integer width types\r
//\r
- #include <stdint.h>\r
\r
+ ///\r
+ /// 8-byte unsigned value\r
+ ///\r
+ typedef unsigned __int64 UINT64;\r
+ ///\r
+ /// 8-byte signed value\r
+ ///\r
+ typedef __int64 INT64;\r
+ ///\r
+ /// 4-byte unsigned value\r
+ ///\r
+ typedef unsigned __int32 UINT32;\r
+ ///\r
+ /// 4-byte signed value\r
+ ///\r
+ typedef __int32 INT32;\r
+ ///\r
+ /// 2-byte unsigned value\r
+ ///\r
+ typedef unsigned short UINT16;\r
+ ///\r
+ /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
+ /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
+ ///\r
+ typedef unsigned short CHAR16;\r
+ ///\r
+ /// 2-byte signed value\r
+ ///\r
+ typedef short INT16;\r
///\r
/// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
/// values are undefined.\r
///\r
- typedef uint8_t BOOLEAN;\r
+ typedef unsigned char BOOLEAN;\r
+ ///\r
+ /// 1-byte unsigned value\r
+ ///\r
+ typedef unsigned char UINT8;\r
+ ///\r
+ /// 1-byte Character\r
+ ///\r
+ typedef char CHAR8;\r
///\r
/// 1-byte signed value\r
///\r
- typedef int8_t INT8;\r
+ typedef signed char INT8;\r
+#else\r
///\r
- /// 1-byte unsigned value\r
+ /// 8-byte unsigned value\r
///\r
- typedef uint8_t UINT8;\r
+ typedef unsigned long long UINT64;\r
///\r
- /// 2-byte signed value\r
+ /// 8-byte signed value\r
///\r
- typedef int16_t INT16;\r
+ typedef long long INT64;\r
///\r
- /// 2-byte unsigned value\r
+ /// 4-byte unsigned value\r
///\r
- typedef uint16_t UINT16;\r
+ typedef unsigned int UINT32;\r
///\r
/// 4-byte signed value\r
///\r
- typedef int32_t INT32;\r
+ typedef int INT32;\r
///\r
- /// 4-byte unsigned value\r
+ /// 2-byte unsigned value\r
///\r
- typedef uint32_t UINT32;\r
+ typedef unsigned short UINT16;\r
///\r
- /// 8-byte signed value\r
+ /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
+ /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
///\r
- typedef int64_t INT64;\r
+ typedef unsigned short CHAR16;\r
///\r
- /// 8-byte unsigned value\r
+ /// 2-byte signed value\r
///\r
- typedef uint64_t UINT64;\r
+ typedef short INT16;\r
+ ///\r
+ /// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
+ /// values are undefined.\r
+ ///\r
+ typedef unsigned char BOOLEAN;\r
+ ///\r
+ /// 1-byte unsigned value\r
+ ///\r
+ typedef unsigned char UINT8;\r
///\r
/// 1-byte Character\r
///\r
- typedef char CHAR8;\r
+ typedef char CHAR8;\r
///\r
- /// 2-byte Character. Unless otherwise specified all strings are stored in the\r
- /// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
+ /// 1-byte signed value\r
///\r
- typedef uint16_t CHAR16;\r
-\r
+ typedef signed char INT8;\r
#endif\r
\r
///\r
///\r
#define MAX_ADDRESS 0xFFFFFFFFFFFFFFFFULL\r
\r
+///\r
+/// Maximum usable address at boot time\r
+///\r
+#define MAX_ALLOC_ADDRESS MAX_ADDRESS\r
+\r
+///\r
+/// Maximum legal x64 INTN and UINTN values.\r
+///\r
+#define MAX_INTN ((INTN)0x7FFFFFFFFFFFFFFFULL)\r
+#define MAX_UINTN ((UINTN)0xFFFFFFFFFFFFFFFFULL)\r
+\r
+///\r
+/// Minimum legal x64 INTN value.\r
+///\r
+#define MIN_INTN (((INTN)-9223372036854775807LL) - 1)\r
+\r
///\r
/// The stack alignment required for x64\r
///\r
#define CPU_STACK_ALIGNMENT 16\r
\r
+///\r
+/// Page allocation granularity for x64\r
+///\r
+#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
+#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
+\r
//\r
// Modifier to ensure that all protocol member functions and EFI intrinsics\r
// use the correct C calling convention. All protocol member functions and\r
///\r
#elif defined(_MSC_EXTENSIONS)\r
///\r
- /// Microsoft* compiler specific method for EFIAPI calling convension\r
- /// \r
- #define EFIAPI __cdecl \r
+ /// Microsoft* compiler specific method for EFIAPI calling convention.\r
+ ///\r
+ #define EFIAPI __cdecl\r
#elif defined(__GNUC__)\r
///\r
- /// Define the standard calling convention reguardless of optimization level.\r
+ /// Define the standard calling convention regardless of optimization level.\r
/// The GCC support assumes a GCC compiler that supports the EFI ABI. The EFI\r
- /// ABI is much closer to the x64 Microsoft* ABI than standard x64 (x86-64) \r
- /// GCC ABI. Thus a standard x64 (x86-64) GCC compiler can not be used for \r
- /// x64. Warning the assembly code in the MDE x64 does not follow the correct \r
+ /// ABI is much closer to the x64 Microsoft* ABI than standard x64 (x86-64)\r
+ /// GCC ABI. Thus a standard x64 (x86-64) GCC compiler can not be used for\r
+ /// x64. Warning the assembly code in the MDE x64 does not follow the correct\r
/// ABI for the standard x64 (x86-64) GCC.\r
///\r
- #define EFIAPI \r
+ #define EFIAPI\r
#else\r
///\r
/// The default for a non Microsoft* or GCC compiler is to assume the EFI ABI\r
- /// is the standard. \r
+ /// is the standard.\r
///\r
- #define EFIAPI \r
+ #define EFIAPI\r
#endif\r
\r
-//\r
-// The Microsoft* C compiler can removed references to unreferenced data items\r
-// if the /OPT:REF linker option is used. We defined a macro as this is a \r
-// a non standard extension\r
-//\r
-#if defined(_MSC_EXTENSIONS)\r
+#if defined(__GNUC__) || defined(__clang__)\r
///\r
- /// Remove global variable from the linked image if there are no references to \r
- /// it after all compiler and linker optimizations have been performed.\r
+ /// For GNU assembly code, .global or .globl can declare global symbols.\r
+ /// Define this macro to unify the usage.\r
///\r
- ///\r
- #define GLOBAL_REMOVE_IF_UNREFERENCED __declspec(selectany)\r
-#else\r
- ///\r
- /// Remove global variable from the linked image if there are no references to \r
- /// it after all compiler and linker optimizations have been performed.\r
- ///\r
- ///\r
- #define GLOBAL_REMOVE_IF_UNREFERENCED\r
-#endif\r
-\r
-//\r
-// For symbol name in GNU assembly code, an extra "_" is necessary\r
-//\r
-#if defined(__GNUC__)\r
- #if defined(linux)\r
- #define ASM_PFX(name) name\r
- #else\r
- #define ASM_PFX(name) _##name\r
- #endif \r
- #if defined(__APPLE__)\r
- #define ASM_GLOBAL .globl\r
- #else\r
- #define ASM_GLOBAL .global\r
- #endif \r
+ #define ASM_GLOBAL .globl\r
#endif\r
\r
/**\r
Return the pointer to the first instruction of a function given a function pointer.\r
- On x64 CPU architectures, these two pointer values are the same, \r
+ On x64 CPU architectures, these two pointer values are the same,\r
so the implementation of this macro is very simple.\r
- \r
+\r
@param FunctionPointer A pointer to a function.\r
\r
@return The pointer to the first instruction of a function given a function pointer.\r
- \r
+\r
**/\r
#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)\r
\r
+#ifndef __USER_LABEL_PREFIX__\r
+#define __USER_LABEL_PREFIX__\r
+#endif\r
+\r
#endif\r
\r
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