tanjent@gmail.com | f3b7897 | 2012-03-01 03:38:55 +0000 | [diff] [blame] | 1 | //----------------------------------------------------------------------------- |
| 2 | // Platform-specific functions and macros |
| 3 | |
| 4 | #pragma once |
| 5 | |
| 6 | void SetAffinity ( int cpu ); |
| 7 | |
| 8 | //----------------------------------------------------------------------------- |
| 9 | // Microsoft Visual Studio |
| 10 | |
| 11 | #if defined(_MSC_VER) |
| 12 | |
| 13 | #define FORCE_INLINE __forceinline |
| 14 | #define NEVER_INLINE __declspec(noinline) |
| 15 | |
| 16 | #include <stdlib.h> |
| 17 | #include <math.h> // Has to be included before intrin.h or VC complains about 'ceil' |
| 18 | #include <intrin.h> // for __rdtsc |
| 19 | #include "pstdint.h" |
| 20 | |
| 21 | #define ROTL32(x,y) _rotl(x,y) |
| 22 | #define ROTL64(x,y) _rotl64(x,y) |
| 23 | #define ROTR32(x,y) _rotr(x,y) |
| 24 | #define ROTR64(x,y) _rotr64(x,y) |
| 25 | |
| 26 | #pragma warning(disable : 4127) // "conditional expression is constant" in the if()s for avalanchetest |
| 27 | #pragma warning(disable : 4100) |
| 28 | #pragma warning(disable : 4702) |
| 29 | |
| 30 | #define BIG_CONSTANT(x) (x) |
| 31 | |
| 32 | // RDTSC == Read Time Stamp Counter |
| 33 | |
| 34 | #define rdtsc() __rdtsc() |
| 35 | |
| 36 | //----------------------------------------------------------------------------- |
| 37 | // Other compilers |
| 38 | |
| 39 | #else // defined(_MSC_VER) |
| 40 | |
| 41 | #include <stdint.h> |
| 42 | |
tanjent@gmail.com | 6f63a48 | 2013-05-10 18:34:06 +0000 | [diff] [blame] | 43 | #define FORCE_INLINE inline __attribute__((always_inline)) |
tanjent@gmail.com | f3b7897 | 2012-03-01 03:38:55 +0000 | [diff] [blame] | 44 | #define NEVER_INLINE __attribute__((noinline)) |
| 45 | |
| 46 | inline uint32_t rotl32 ( uint32_t x, int8_t r ) |
| 47 | { |
| 48 | return (x << r) | (x >> (32 - r)); |
| 49 | } |
| 50 | |
| 51 | inline uint64_t rotl64 ( uint64_t x, int8_t r ) |
| 52 | { |
| 53 | return (x << r) | (x >> (64 - r)); |
| 54 | } |
| 55 | |
| 56 | inline uint32_t rotr32 ( uint32_t x, int8_t r ) |
| 57 | { |
| 58 | return (x >> r) | (x << (32 - r)); |
| 59 | } |
| 60 | |
| 61 | inline uint64_t rotr64 ( uint64_t x, int8_t r ) |
| 62 | { |
| 63 | return (x >> r) | (x << (64 - r)); |
| 64 | } |
| 65 | |
| 66 | #define ROTL32(x,y) rotl32(x,y) |
| 67 | #define ROTL64(x,y) rotl64(x,y) |
| 68 | #define ROTR32(x,y) rotr32(x,y) |
| 69 | #define ROTR64(x,y) rotr64(x,y) |
| 70 | |
| 71 | #define BIG_CONSTANT(x) (x##LLU) |
| 72 | |
| 73 | __inline__ unsigned long long int rdtsc() |
| 74 | { |
| 75 | #ifdef __x86_64__ |
| 76 | unsigned int a, d; |
| 77 | __asm__ volatile ("rdtsc" : "=a" (a), "=d" (d)); |
| 78 | return (unsigned long)a | ((unsigned long)d << 32); |
tanjent@gmail.com | e813f9b | 2012-05-11 06:19:58 +0000 | [diff] [blame] | 79 | #elif defined(__i386__) |
tanjent@gmail.com | f3b7897 | 2012-03-01 03:38:55 +0000 | [diff] [blame] | 80 | unsigned long long int x; |
| 81 | __asm__ volatile ("rdtsc" : "=A" (x)); |
| 82 | return x; |
tanjent@gmail.com | e813f9b | 2012-05-11 06:19:58 +0000 | [diff] [blame] | 83 | #else |
| 84 | #define NO_CYCLE_COUNTER |
| 85 | return 0; |
tanjent@gmail.com | f3b7897 | 2012-03-01 03:38:55 +0000 | [diff] [blame] | 86 | #endif |
| 87 | } |
| 88 | |
| 89 | #include <strings.h> |
| 90 | #define _stricmp strcasecmp |
| 91 | |
| 92 | #endif // !defined(_MSC_VER) |
| 93 | |
| 94 | //----------------------------------------------------------------------------- |