From 0a7aebadfbb3534284546aa3ca8612314c08f136 Mon Sep 17 00:00:00 2001 From: Miguel Costa Date: Tue, 26 Jun 2018 16:56:45 +0200 Subject: Update ANGLE to chromium/3280 Change-Id: I0802c0d7486f772d361f87a544d6c5af937f4ca1 Reviewed-by: Friedemann Kleint --- .../src/third_party/murmurhash/MurmurHash3.cpp | 335 --------------------- 1 file changed, 335 deletions(-) delete mode 100644 src/3rdparty/angle/src/third_party/murmurhash/MurmurHash3.cpp (limited to 'src/3rdparty/angle/src/third_party/murmurhash/MurmurHash3.cpp') diff --git a/src/3rdparty/angle/src/third_party/murmurhash/MurmurHash3.cpp b/src/3rdparty/angle/src/third_party/murmurhash/MurmurHash3.cpp deleted file mode 100644 index aa7982d3ee..0000000000 --- a/src/3rdparty/angle/src/third_party/murmurhash/MurmurHash3.cpp +++ /dev/null @@ -1,335 +0,0 @@ -//----------------------------------------------------------------------------- -// MurmurHash3 was written by Austin Appleby, and is placed in the public -// domain. The author hereby disclaims copyright to this source code. - -// Note - The x86 and x64 versions do _not_ produce the same results, as the -// algorithms are optimized for their respective platforms. You can still -// compile and run any of them on any platform, but your performance with the -// non-native version will be less than optimal. - -#include "MurmurHash3.h" - -//----------------------------------------------------------------------------- -// Platform-specific functions and macros - -// Microsoft Visual Studio - -#if defined(_MSC_VER) - -#define FORCE_INLINE __forceinline - -#include - -#define ROTL32(x,y) _rotl(x,y) -#define ROTL64(x,y) _rotl64(x,y) - -#define BIG_CONSTANT(x) (x) - -// Other compilers - -#else // defined(_MSC_VER) - -#define FORCE_INLINE inline __attribute__((always_inline)) - -inline uint32_t rotl32 ( uint32_t x, int8_t r ) -{ - return (x << r) | (x >> (32 - r)); -} - -inline uint64_t rotl64 ( uint64_t x, int8_t r ) -{ - return (x << r) | (x >> (64 - r)); -} - -#define ROTL32(x,y) rotl32(x,y) -#define ROTL64(x,y) rotl64(x,y) - -#define BIG_CONSTANT(x) (x##LLU) - -#endif // !defined(_MSC_VER) - -//----------------------------------------------------------------------------- -// Block read - if your platform needs to do endian-swapping or can only -// handle aligned reads, do the conversion here - -FORCE_INLINE uint32_t getblock32 ( const uint32_t * p, int i ) -{ - return p[i]; -} - -FORCE_INLINE uint64_t getblock64 ( const uint64_t * p, int i ) -{ - return p[i]; -} - -//----------------------------------------------------------------------------- -// Finalization mix - force all bits of a hash block to avalanche - -FORCE_INLINE uint32_t fmix32 ( uint32_t h ) -{ - h ^= h >> 16; - h *= 0x85ebca6b; - h ^= h >> 13; - h *= 0xc2b2ae35; - h ^= h >> 16; - - return h; -} - -//---------- - -FORCE_INLINE uint64_t fmix64 ( uint64_t k ) -{ - k ^= k >> 33; - k *= BIG_CONSTANT(0xff51afd7ed558ccd); - k ^= k >> 33; - k *= BIG_CONSTANT(0xc4ceb9fe1a85ec53); - k ^= k >> 33; - - return k; -} - -//----------------------------------------------------------------------------- - -void MurmurHash3_x86_32 ( const void * key, int len, - uint32_t seed, void * out ) -{ - const uint8_t * data = (const uint8_t*)key; - const int nblocks = len / 4; - - uint32_t h1 = seed; - - const uint32_t c1 = 0xcc9e2d51; - const uint32_t c2 = 0x1b873593; - - //---------- - // body - - const uint32_t * blocks = (const uint32_t *)(data + nblocks*4); - - for(int i = -nblocks; i; i++) - { - uint32_t k1 = getblock32(blocks,i); - - k1 *= c1; - k1 = ROTL32(k1,15); - k1 *= c2; - - h1 ^= k1; - h1 = ROTL32(h1,13); - h1 = h1*5+0xe6546b64; - } - - //---------- - // tail - - const uint8_t * tail = (const uint8_t*)(data + nblocks*4); - - uint32_t k1 = 0; - - switch(len & 3) - { - case 3: k1 ^= tail[2] << 16; - case 2: k1 ^= tail[1] << 8; - case 1: k1 ^= tail[0]; - k1 *= c1; k1 = ROTL32(k1,15); k1 *= c2; h1 ^= k1; - }; - - //---------- - // finalization - - h1 ^= len; - - h1 = fmix32(h1); - - *(uint32_t*)out = h1; -} - -//----------------------------------------------------------------------------- - -void MurmurHash3_x86_128 ( const void * key, const int len, - uint32_t seed, void * out ) -{ - const uint8_t * data = (const uint8_t*)key; - const int nblocks = len / 16; - - uint32_t h1 = seed; - uint32_t h2 = seed; - uint32_t h3 = seed; - uint32_t h4 = seed; - - const uint32_t c1 = 0x239b961b; - const uint32_t c2 = 0xab0e9789; - const uint32_t c3 = 0x38b34ae5; - const uint32_t c4 = 0xa1e38b93; - - //---------- - // body - - const uint32_t * blocks = (const uint32_t *)(data + nblocks*16); - - for(int i = -nblocks; i; i++) - { - uint32_t k1 = getblock32(blocks,i*4+0); - uint32_t k2 = getblock32(blocks,i*4+1); - uint32_t k3 = getblock32(blocks,i*4+2); - uint32_t k4 = getblock32(blocks,i*4+3); - - k1 *= c1; k1 = ROTL32(k1,15); k1 *= c2; h1 ^= k1; - - h1 = ROTL32(h1,19); h1 += h2; h1 = h1*5+0x561ccd1b; - - k2 *= c2; k2 = ROTL32(k2,16); k2 *= c3; h2 ^= k2; - - h2 = ROTL32(h2,17); h2 += h3; h2 = h2*5+0x0bcaa747; - - k3 *= c3; k3 = ROTL32(k3,17); k3 *= c4; h3 ^= k3; - - h3 = ROTL32(h3,15); h3 += h4; h3 = h3*5+0x96cd1c35; - - k4 *= c4; k4 = ROTL32(k4,18); k4 *= c1; h4 ^= k4; - - h4 = ROTL32(h4,13); h4 += h1; h4 = h4*5+0x32ac3b17; - } - - //---------- - // tail - - const uint8_t * tail = (const uint8_t*)(data + nblocks*16); - - uint32_t k1 = 0; - uint32_t k2 = 0; - uint32_t k3 = 0; - uint32_t k4 = 0; - - switch(len & 15) - { - case 15: k4 ^= tail[14] << 16; - case 14: k4 ^= tail[13] << 8; - case 13: k4 ^= tail[12] << 0; - k4 *= c4; k4 = ROTL32(k4,18); k4 *= c1; h4 ^= k4; - - case 12: k3 ^= tail[11] << 24; - case 11: k3 ^= tail[10] << 16; - case 10: k3 ^= tail[ 9] << 8; - case 9: k3 ^= tail[ 8] << 0; - k3 *= c3; k3 = ROTL32(k3,17); k3 *= c4; h3 ^= k3; - - case 8: k2 ^= tail[ 7] << 24; - case 7: k2 ^= tail[ 6] << 16; - case 6: k2 ^= tail[ 5] << 8; - case 5: k2 ^= tail[ 4] << 0; - k2 *= c2; k2 = ROTL32(k2,16); k2 *= c3; h2 ^= k2; - - case 4: k1 ^= tail[ 3] << 24; - case 3: k1 ^= tail[ 2] << 16; - case 2: k1 ^= tail[ 1] << 8; - case 1: k1 ^= tail[ 0] << 0; - k1 *= c1; k1 = ROTL32(k1,15); k1 *= c2; h1 ^= k1; - }; - - //---------- - // finalization - - h1 ^= len; h2 ^= len; h3 ^= len; h4 ^= len; - - h1 += h2; h1 += h3; h1 += h4; - h2 += h1; h3 += h1; h4 += h1; - - h1 = fmix32(h1); - h2 = fmix32(h2); - h3 = fmix32(h3); - h4 = fmix32(h4); - - h1 += h2; h1 += h3; h1 += h4; - h2 += h1; h3 += h1; h4 += h1; - - ((uint32_t*)out)[0] = h1; - ((uint32_t*)out)[1] = h2; - ((uint32_t*)out)[2] = h3; - ((uint32_t*)out)[3] = h4; -} - -//----------------------------------------------------------------------------- - -void MurmurHash3_x64_128 ( const void * key, const int len, - const uint32_t seed, void * out ) -{ - const uint8_t * data = (const uint8_t*)key; - const int nblocks = len / 16; - - uint64_t h1 = seed; - uint64_t h2 = seed; - - const uint64_t c1 = BIG_CONSTANT(0x87c37b91114253d5); - const uint64_t c2 = BIG_CONSTANT(0x4cf5ad432745937f); - - //---------- - // body - - const uint64_t * blocks = (const uint64_t *)(data); - - for(int i = 0; i < nblocks; i++) - { - uint64_t k1 = getblock64(blocks,i*2+0); - uint64_t k2 = getblock64(blocks,i*2+1); - - k1 *= c1; k1 = ROTL64(k1,31); k1 *= c2; h1 ^= k1; - - h1 = ROTL64(h1,27); h1 += h2; h1 = h1*5+0x52dce729; - - k2 *= c2; k2 = ROTL64(k2,33); k2 *= c1; h2 ^= k2; - - h2 = ROTL64(h2,31); h2 += h1; h2 = h2*5+0x38495ab5; - } - - //---------- - // tail - - const uint8_t * tail = (const uint8_t*)(data + nblocks*16); - - uint64_t k1 = 0; - uint64_t k2 = 0; - - switch(len & 15) - { - case 15: k2 ^= ((uint64_t)tail[14]) << 48; - case 14: k2 ^= ((uint64_t)tail[13]) << 40; - case 13: k2 ^= ((uint64_t)tail[12]) << 32; - case 12: k2 ^= ((uint64_t)tail[11]) << 24; - case 11: k2 ^= ((uint64_t)tail[10]) << 16; - case 10: k2 ^= ((uint64_t)tail[ 9]) << 8; - case 9: k2 ^= ((uint64_t)tail[ 8]) << 0; - k2 *= c2; k2 = ROTL64(k2,33); k2 *= c1; h2 ^= k2; - - case 8: k1 ^= ((uint64_t)tail[ 7]) << 56; - case 7: k1 ^= ((uint64_t)tail[ 6]) << 48; - case 6: k1 ^= ((uint64_t)tail[ 5]) << 40; - case 5: k1 ^= ((uint64_t)tail[ 4]) << 32; - case 4: k1 ^= ((uint64_t)tail[ 3]) << 24; - case 3: k1 ^= ((uint64_t)tail[ 2]) << 16; - case 2: k1 ^= ((uint64_t)tail[ 1]) << 8; - case 1: k1 ^= ((uint64_t)tail[ 0]) << 0; - k1 *= c1; k1 = ROTL64(k1,31); k1 *= c2; h1 ^= k1; - }; - - //---------- - // finalization - - h1 ^= len; h2 ^= len; - - h1 += h2; - h2 += h1; - - h1 = fmix64(h1); - h2 = fmix64(h2); - - h1 += h2; - h2 += h1; - - ((uint64_t*)out)[0] = h1; - ((uint64_t*)out)[1] = h2; -} - -//----------------------------------------------------------------------------- - -- cgit v1.2.3