Balhau
60d069924d
To ease the naming we put the sse methods the same as the sse instructions it uses.
65 lines
No EOL
1.6 KiB
C++
65 lines
No EOL
1.6 KiB
C++
#include <iostream>
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#include <string>
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#include <iomanip>
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#include <sys/time.h>
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#include "src/core/cpu/naive.hpp"
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#include "src/core/cpu/sse.hpp"
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#include "src/core/cpu/utils.hpp"
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using namespace Core::Cpu;
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long int gettime(){
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struct timeval tp;
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gettimeofday(&tp, NULL);
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long int ms = tp.tv_sec * 1000 + tp.tv_usec / 1000;
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return ms;
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};
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#define MAX_ITER 1000*1000*100
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int main(int argc, char** argcv){
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UInt v1_128[Utils::INT_LEN_128] = { 0x1, 0x2,0x3,0x4 };
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UInt v2_128[Utils::INT_LEN_128] = { 0x1, 0x2,0x3,0x4 };
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ULong v1_128_l[Utils::LONG_LEN_128];
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ULong v2_128_l[Utils::LONG_LEN_128];
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Utils::int128BitToLong(v1_128,v1_128_l);
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Utils::int128BitToLong(v2_128,v2_128_l);
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SSE::paddw(v1_128,v2_128);
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long int start,end;
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Utils::printHex(v1_128,Utils::INT_LEN_128);
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Utils::printHex(v2_128,Utils::INT_LEN_128);
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Utils::printHex(v1_128_l,Utils::LONG_LEN_128);
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Utils::printHex(v2_128_l,Utils::LONG_LEN_128);
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start = gettime();
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for(int i=0;i<MAX_ITER;i++){
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Naive::sum_128_long(v1_128,v2_128);
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}
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end = gettime();
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cout << "Naive Approach: " << end-start << endl;
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start = gettime();
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for(int i=0;i<MAX_ITER;i++){
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SSE::paddw(v1_128,v2_128);
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}
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end = gettime();
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cout << "SSE Approach paddw: " << end-start << endl;
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start = gettime();
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for(int i=0;i<MAX_ITER;i++){
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SSE::paddd(v1_128_l,v2_128_l);
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}
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end = gettime();
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cout << "SSE Approach paddd: " << end-start << endl;
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Utils::printHex(v1_128,Utils::INT_LEN_128);
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Utils::printHex(v1_128_l,Utils::LONG_LEN_128);
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} |