projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 1dbda2b4 AB |
1 | /** @file\r |
| 2 | \r | |
| 3 | Copyright (c) 2014, ARM Limited. All rights reserved.\r | |
| 4 | \r | |
| 4059386c | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 1dbda2b4 AB |
6 | \r |
| 7 | **/\r | |
| 8 | \r | |
| 9 | /* $NetBSD: arm-gcc.h,v 1.4 2013/01/26 07:08:14 matt Exp $ */\r | |
| 10 | \r | |
| 11 | /*\r | |
| 12 | -------------------------------------------------------------------------------\r | |
| 13 | One of the macros `BIGENDIAN' or `LITTLEENDIAN' must be defined.\r | |
| 14 | -------------------------------------------------------------------------------\r | |
| 15 | */\r | |
| 16 | #ifdef __ARMEB__\r | |
| 17 | #define BIGENDIAN\r | |
| 18 | #else\r | |
| 19 | #define LITTLEENDIAN\r | |
| 20 | #endif\r | |
| 21 | \r | |
| 22 | /*\r | |
| 23 | -------------------------------------------------------------------------------\r | |
| 24 | The macro `BITS64' can be defined to indicate that 64-bit integer types are\r | |
| 25 | supported by the compiler.\r | |
| 26 | -------------------------------------------------------------------------------\r | |
| 27 | */\r | |
| 28 | #define BITS64\r | |
| 29 | \r | |
| 30 | /*\r | |
| 31 | -------------------------------------------------------------------------------\r | |
| 32 | Each of the following `typedef's defines the most convenient type that holds\r | |
| 33 | integers of at least as many bits as specified. For example, `uint8' should\r | |
| 34 | be the most convenient type that can hold unsigned integers of as many as\r | |
| 35 | 8 bits. The `flag' type must be able to hold either a 0 or 1. For most\r | |
| 36 | implementations of C, `flag', `uint8', and `int8' should all be `typedef'ed\r | |
| 37 | to the same as `int'.\r | |
| 38 | -------------------------------------------------------------------------------\r | |
| 39 | */\r | |
| 40 | typedef int flag;\r | |
| 41 | typedef int uint8;\r | |
| 42 | typedef int int8;\r | |
| 43 | typedef int uint16;\r | |
| 44 | typedef int int16;\r | |
| 45 | typedef unsigned int uint32;\r | |
| 46 | typedef signed int int32;\r | |
| 47 | #ifdef BITS64\r | |
| 48 | typedef unsigned long long int uint64;\r | |
| 49 | typedef signed long long int int64;\r | |
| 50 | #endif\r | |
| 51 | \r | |
| 52 | /*\r | |
| 53 | -------------------------------------------------------------------------------\r | |
| 54 | Each of the following `typedef's defines a type that holds integers\r | |
| 55 | of _exactly_ the number of bits specified. For instance, for most\r | |
| 56 | implementation of C, `bits16' and `sbits16' should be `typedef'ed to\r | |
| 57 | `unsigned short int' and `signed short int' (or `short int'), respectively.\r | |
| 58 | -------------------------------------------------------------------------------\r | |
| 59 | */\r | |
| 60 | typedef unsigned char bits8;\r | |
| 61 | typedef signed char sbits8;\r | |
| 62 | typedef unsigned short int bits16;\r | |
| 63 | typedef signed short int sbits16;\r | |
| 64 | typedef unsigned int bits32;\r | |
| 65 | typedef signed int sbits32;\r | |
| 66 | #ifdef BITS64\r | |
| 67 | typedef unsigned long long int bits64;\r | |
| 68 | typedef signed long long int sbits64;\r | |
| 69 | #endif\r | |
| 70 | \r | |
| 71 | #ifdef BITS64\r | |
| 72 | /*\r | |
| 73 | -------------------------------------------------------------------------------\r | |
| 74 | The `LIT64' macro takes as its argument a textual integer literal and\r | |
| 75 | if necessary ``marks'' the literal as having a 64-bit integer type.\r | |
| 76 | For example, the GNU C Compiler (`gcc') requires that 64-bit literals be\r | |
| 77 | appended with the letters `LL' standing for `long long', which is `gcc's\r | |
| 78 | name for the 64-bit integer type. Some compilers may allow `LIT64' to be\r | |
| 79 | defined as the identity macro: `#define LIT64( a ) a'.\r | |
| 80 | -------------------------------------------------------------------------------\r | |
| 81 | */\r | |
| 82 | #define LIT64( a ) a##ULL\r | |
| 83 | #endif\r | |
| 84 | \r | |
| 85 | /*\r | |
| 86 | -------------------------------------------------------------------------------\r | |
| 87 | The macro `INLINE' can be used before functions that should be inlined. If\r | |
| 88 | a compiler does not support explicit inlining, this macro should be defined\r | |
| 89 | to be `static'.\r | |
| 90 | -------------------------------------------------------------------------------\r | |
| 91 | */\r | |
| 92 | #define INLINE static inline\r | |
| 93 | \r | |
| 94 | /*\r | |
| 95 | -------------------------------------------------------------------------------\r | |
| 96 | The ARM FPA is odd in that it stores doubles high-order word first, no matter\r | |
| 97 | what the endianness of the CPU. VFP is sane.\r | |
| 98 | -------------------------------------------------------------------------------\r | |
| 99 | */\r | |
| 100 | #if defined(SOFTFLOAT_FOR_GCC)\r | |
| 101 | #if defined(__VFP_FP__) || defined(__ARMEB__)\r | |
| 102 | #define FLOAT64_DEMANGLE(a) (a)\r | |
| 103 | #define FLOAT64_MANGLE(a) (a)\r | |
| 104 | #else\r | |
| 105 | #define FLOAT64_DEMANGLE(a) (((a) << 32) | ((a) >> 32))\r | |
| 106 | #define FLOAT64_MANGLE(a) FLOAT64_DEMANGLE(a)\r | |
| 107 | #endif\r | |
| 108 | #endif\r |