balhau/cpplab
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Refactoring

Browse source
This commit is contained in:
balhau@balhau.net 2021-12-25 17:08:00 +00:00
parent 7a4a07dd8a
commit 306f84115c
No known key found for this signature in database
GPG key ID: 1E666F326A121830
1 changed files with 88 additions and 80 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

168
app/sse.cpp
View file

@ -2,21 +2,87 @@
#include "../src/cpu/utils.hpp"
#include "../src/cpu/x86/sse.hpp"
#include "../src/cpu/naive.hpp"
#include "../src/platform/timer.hpp"
#include <sys/time.h>
using namespace cpu;
using namespace platform;
using namespace std;
long int gettime()
{
struct timeval tp;
gettimeofday(&tp, NULL);
long int ms = tp.tv_sec * 1000 + tp.tv_usec / 1000;
return ms;
};
#define MAX_ITER 1000 * 1000 * 100
void naive128(UInt *v1_128, UInt *v2_128)
{
Timer("Naive 128: ");
for (int i = 0; i < MAX_ITER; i++)
{
Naive::add_128(v1_128, v2_128);
}
}
void int128(SSE *sse, UInt *v1_128, UInt *v2_128)
{
Timer("SIMD(Int) 128: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_128(v1_128, v2_128);
}
}
void long128(SSE *sse, ULong *v1_128_l, ULong *v2_128_l)
{
Timer("SIMD(Long) 128: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_128(v1_128_l, v2_128_l);
}
}
void byte128(SSE *sse, UChar *c1_128, UChar *c2_128)
{
Timer("SIMD(Byte) 128: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_128(c1_128, c2_128);
}
}
void naive256(UInt *v1_256, UInt *v2_256)
{
Timer("Naive 256: ");
for (int i = 0; i < MAX_ITER; i++)
{
Naive::add_256(v1_256, v2_256);
}
}
void int256(SSE *sse, UInt *v1_256, UInt *v2_256)
{
Timer("SIMD(Int) 256: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_256(v1_256, v2_256);
}
}
void long256(SSE *sse, ULong *v1_256, ULong *v2_256)
{
Timer("SIMD(Long) 256: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_256(v1_256, v2_256);
}
}
void byte256(SSE *sse, UChar *v1_256, UChar *v2_256)
{
Timer("SIMD(Byte) 256: ");
for (int i = 0; i < MAX_ITER; i++)
{
sse->add_256(v1_256, v2_256);
}
}
int main(int argc, char **argcv)
{
SSE sse = SSE();
@ -32,16 +98,14 @@ int main(int argc, char **argcv)
UChar c1_256[CHAR_LEN_256] = {
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10
};
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10};
UChar c2_256[CHAR_LEN_256] = {
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10,
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10
};
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF, 0x10};
UInt v1_256[INT_LEN_256] = {0x1, 0x2, 0x3, 0x4,0x1, 0x2, 0x3, 0x4};
UInt v2_256[INT_LEN_256] = {0x1, 0x2, 0x3, 0x4,0x1, 0x2, 0x3, 0x4};
UInt v1_256[INT_LEN_256] = {0x1, 0x2, 0x3, 0x4, 0x1, 0x2, 0x3, 0x4};
UInt v2_256[INT_LEN_256] = {0x1, 0x2, 0x3, 0x4, 0x1, 0x2, 0x3, 0x4};
ULong v1_256_l[LONG_LEN_256];
ULong v2_256_l[LONG_LEN_256];
@ -49,8 +113,8 @@ int main(int argc, char **argcv)
Utils::int128ToLong(v1_128, v1_128_l);
Utils::int128ToLong(v2_128, v2_128_l);
Utils::int256ToLong(v1_256,v1_256_l);
Utils::int256ToLong(v2_256,v2_256_l);
Utils::int256ToLong(v1_256, v1_256_l);
Utils::int256ToLong(v2_256, v2_256_l);
sse.add_128(v1_128, v2_128);
@ -62,69 +126,13 @@ int main(int argc, char **argcv)
Utils::printHex(v1_128_l, LONG_LEN_128);
Utils::printHex(v2_128_l, LONG_LEN_128);
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
Naive::add_128(v1_128, v2_128);
}
end = gettime();
cout << "Naive Approach 128: " << end - start << endl;
naive128(v1_128, v2_128);
int128(&sse, v1_128, v2_128);
long128(&sse, v1_128_l, v2_128_l);
byte128(&sse, c1_128, c2_128);
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_128(v1_128, v2_128);
}
end = gettime();
cout << "128 Approach paddw: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_128(v1_128_l, v2_128_l);
}
end = gettime();
cout << "128 Approach paddd: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_128(c1_128, c2_128);
}
end = gettime();
cout << "128 Approach paddb: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
Naive::add_256(v1_256, v2_256);
}
end = gettime();
cout << "Naive Approach 256: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_256(v1_256, v2_256);
}
end = gettime();
cout << "256 Approach vpaddw: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_256(v1_256_l, v2_256_l);
}
end = gettime();
cout << "256 Approach vpaddd: " << end - start << endl;
start = gettime();
for (int i = 0; i < MAX_ITER; i++)
{
sse.add_256(c1_256, c2_256);
}
end = gettime();
cout << "256 Approach vpaddb: " << end - start << endl;
naive256(v1_256, v2_256);
byte256(&sse, c1_256, c2_256);
int256(&sse, v1_256, v2_256);
long256(&sse, v1_256_l, v2_256_l);
}