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This commit is contained in:
mathieui
2016-01-21 21:16:51 +01:00
parent 78aa398e7c
commit 3e283ea9f1
33 changed files with 140 additions and 140 deletions
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32
Source/Core/Common/Hash.cpp
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@ -9,7 +9,7 @@
#include "Common/Hash.h"
#include "Common/Intrinsics.h"
static u64 (*ptrHashFunction)(const u8 *src, u32 len, u32 samples) = &GetMurmurHash3;
static u64 (*ptrHashFunction)(const u8* src, u32 len, u32 samples) = &GetMurmurHash3;
// uint32_t
// WARNING - may read one more byte!
@ -149,7 +149,7 @@ inline u64 fmix64(u64 k)
return k;
}
u64 GetMurmurHash3(const u8 *src, u32 len, u32 samples)
u64 GetMurmurHash3(const u8* src, u32 len, u32 samples)
{
const u8 * data = (const u8*)src;
const int nblocks = len / 16;
@ -227,13 +227,13 @@ u64 GetMurmurHash3(const u8 *src, u32 len, u32 samples)
// CRC32 hash using the SSE4.2 instruction
u64 GetCRC32(const u8 *src, u32 len, u32 samples)
u64 GetCRC32(const u8* src, u32 len, u32 samples)
{
#if _M_SSE >= 0x402 || defined(_M_ARM_64)
u64 h[4] = { len, 0, 0, 0 };
u32 Step = (len / 8);
const u64 *data = (const u64 *)src;
const u64 *end = data + Step;
const u64* data = (const u64 *)src;
const u64* end = data + Step;
if (samples == 0)
samples = std::max(Step, 1u);
Step = Step / samples;
@ -333,14 +333,14 @@ u64 GetCRC32(const u8 *src, u32 len, u32 samples)
* changed, make sure this one is still used when the legacy parameter is
* true.
*/
u64 GetHashHiresTexture(const u8 *src, u32 len, u32 samples)
u64 GetHashHiresTexture(const u8* src, u32 len, u32 samples)
{
const u64 m = 0xc6a4a7935bd1e995;
u64 h = len * m;
const int r = 47;
u32 Step = (len / 8);
const u64 *data = (const u64 *)src;
const u64 *end = data + Step;
const u64* data = (const u64 *)src;
const u64* end = data + Step;
if (samples == 0)
samples = std::max(Step, 1u);
Step = Step / samples;
@ -379,13 +379,13 @@ u64 GetHashHiresTexture(const u8 *src, u32 len, u32 samples)
}
#else
// CRC32 hash using the SSE4.2 instruction
u64 GetCRC32(const u8 *src, u32 len, u32 samples)
u64 GetCRC32(const u8* src, u32 len, u32 samples)
{
#if _M_SSE >= 0x402
u32 h = len;
u32 Step = (len/4);
const u32 *data = (const u32 *)src;
const u32 *end = data + Step;
const u32* data = (const u32 *)src;
const u32* end = data + Step;
if (samples == 0)
samples = std::max(Step, 1u);
Step = Step / samples;
@ -397,7 +397,7 @@ u64 GetCRC32(const u8 *src, u32 len, u32 samples)
data += Step;
}
const u8 *data2 = (const u8*)end;
const u8* data2 = (const u8*)end;
return (u64)_mm_crc32_u32(h, u32(data2[0]));
#else
return 0;
@ -530,14 +530,14 @@ u64 GetMurmurHash3(const u8* src, u32 len, u32 samples)
* 64-bit version. Until someone can make a new version of the 32-bit one that
* makes identical hashes, this is just a c/p of the 64-bit one.
*/
u64 GetHashHiresTexture(const u8 *src, u32 len, u32 samples)
u64 GetHashHiresTexture(const u8* src, u32 len, u32 samples)
{
const u64 m = 0xc6a4a7935bd1e995ULL;
u64 h = len * m;
const int r = 47;
u32 Step = (len / 8);
const u64 *data = (const u64 *)src;
const u64 *end = data + Step;
const u64* data = (const u64 *)src;
const u64* end = data + Step;
if (samples == 0)
samples = std::max(Step, 1u);
Step = Step / samples;
@ -576,7 +576,7 @@ u64 GetHashHiresTexture(const u8 *src, u32 len, u32 samples)
}
#endif
u64 GetHash64(const u8 *src, u32 len, u32 samples)
u64 GetHash64(const u8* src, u32 len, u32 samples)
{
return ptrHashFunction(src, len, samples);
}