diff options
Diffstat (limited to 'src/tuning')
| -rw-r--r-- | src/tuning/kernels/xgemm.cpp | 51 | ||||
| -rw-r--r-- | src/tuning/tuning.hpp | 44 |
2 files changed, 90 insertions, 5 deletions
diff --git a/src/tuning/kernels/xgemm.cpp b/src/tuning/kernels/xgemm.cpp index 9b4cea8b..6ab64af4 100644 --- a/src/tuning/kernels/xgemm.cpp +++ b/src/tuning/kernels/xgemm.cpp @@ -18,6 +18,9 @@ #include "utilities/utilities.hpp" #include "tuning/tuning.hpp" +#define XGEMM_EXEC +bool tStrategyFlag=true; +#define DEFAULT_NUM_OF_STRATEGY 1 namespace clblast { // ================================================================================================= @@ -28,7 +31,8 @@ class TuneXgemm { public: // The representative kernel and the source code - static std::string KernelFamily() { return (V==1) ? "xgemm_1" : "xgemm_2"; } + // static std::string KernelFamily() { return (V==1) ? "xgemm_1" : "xgemm_2"; } + static std::string KernelFamily() { switch(V){ case 1: return "xgemm_1"; case 2: case 3:return "xgemm_2"; }} static std::string KernelName() { return "Xgemm"; } static std::string GetSources() { return @@ -41,7 +45,7 @@ class TuneXgemm { // The list of arguments relevant for this routine static std::vector<std::string> GetOptions() { - return {kArgM, kArgN, kArgK, kArgAlpha, kArgBeta, kArgFraction}; + return {kArgM, kArgN, kArgK, kArgAlpha, kArgBeta, kArgFraction,tStrategy, psoSwarmSize, psoInfG, psoInfL, psoInfR}; } // Tests for valid arguments @@ -82,6 +86,7 @@ class TuneXgemm { tuner.AddParameter(id, "SB", {0, 1}); } // a lot more tuning parameters - has to be sampled randomly, too much to test all else { + //RANDOM_SEARCH & PSO tuner.AddParameter(id, "MWG", {16, 32, 64, 128}); tuner.AddParameter(id, "NWG", {16, 32, 64, 128}); tuner.AddParameter(id, "KWG", {16, 32}); @@ -97,6 +102,7 @@ class TuneXgemm { tuner.AddParameter(id, "SA", {0, 1}); tuner.AddParameter(id, "SB", {0, 1}); } + } // Sets the constraints @@ -190,10 +196,49 @@ void StartVariation(int argc, char *argv[]) { } } + // Main function (not within the clblast namespace) int main(int argc, char *argv[]) { + +int num_of_strategies = DEFAULT_NUM_OF_STRATEGY; + +if(const char* env_p = std::getenv("CK_TUNER_NUM_OF_STRATEGIES")) +{ + num_of_strategies = atoi(env_p); + printf("CK_TUNER_NUM_OF_STRATEGIES is: %s\n", env_p ); +} +else +{ + printf("CK_TUNER_NUM_OF_STRATEGIES is not defined\n"); +} + +printf("num_of_strategies : %d\n",num_of_strategies ); + +if( DEFAULT_NUM_OF_STRATEGY != num_of_strategies ) +{ + //FACCIO PRIMA LA FULL SEARCH StartVariation<1>(argc, argv); - StartVariation<2>(argc, argv); +} + + auto command_line_args = clblast::RetrieveCommandLineArguments(argc, argv); + auto help = std::string{"* Options given/available:\n"}; + auto localtStrategy = clblast::GetArgument(command_line_args, help, clblast::tStrategy, DEFAULT_STRATEGY); + switch(localtStrategy) + { + case FULL_SEARCH_STRATEGY: + StartVariation<1>(argc, argv); + break; + case RANDOM_SEARCH_STRATEGY: + StartVariation<2>(argc, argv); + break; + case PSO_STRATEGY: + StartVariation<3>(argc, argv); + break; + case DVDT_STRATEGY: + StartVariation<2>(argc, argv); + break; + } + return 0; } diff --git a/src/tuning/tuning.hpp b/src/tuning/tuning.hpp index 25504430..35b320cb 100644 --- a/src/tuning/tuning.hpp +++ b/src/tuning/tuning.hpp @@ -48,6 +48,11 @@ void Tuner(int argc, char* argv[]) { if (o == kArgBeta) { args.beta = GetArgument(command_line_args, help, kArgBeta, GetScalar<T>()); } if (o == kArgFraction) { args.fraction = GetArgument(command_line_args, help, kArgFraction, C::DefaultFraction()); } if (o == kArgBatchCount) { args.batch_count = GetArgument(command_line_args, help, kArgBatchCount, C::DefaultBatchCount()); } + if (o == tStrategy) {args.tStrategy = GetArgument(command_line_args, help, tStrategy, DEFAULT_STRATEGY); } + if (o == psoSwarmSize) {args.psoSwarmSize = GetArgument(command_line_args, help, psoSwarmSize, DEFAULT_PSO_SWARM); } + if (o == psoInfG) {args.psoInfG = GetArgument(command_line_args, help, psoInfG, DEFAULT_PSO_G); } + if (o == psoInfL) {args.psoInfL = GetArgument(command_line_args, help, psoInfL, DEFAULT_PSO_L); } + if (o == psoInfR) {args.psoInfR = GetArgument(command_line_args, help, psoInfR, DEFAULT_PSO_R); } } const auto num_runs = GetArgument(command_line_args, help, kArgNumRuns, C::DefaultNumRuns()); @@ -93,13 +98,46 @@ void Tuner(int argc, char* argv[]) { // Use full-search to explore all parameter combinations or random-search to search only a part of // the parameter values. The fraction is set as a command-line argument. - if (args.fraction == 1.0 || args.fraction == 0.0) { + #ifdef XGEMM_EXEC + + if(tStrategyFlag) + { + auto localtStrategy = args.tStrategy; + + if (args.fraction == 1.0 || args.fraction == 0.0) + { + localtStrategy = FULL_SEARCH_STRATEGY; + } + switch (localtStrategy) + { + case FULL_SEARCH_STRATEGY: + tuner.UseFullSearch(); + break; + + case RANDOM_SEARCH_STRATEGY: + tuner.UseRandomSearch(1.0/args.fraction); + break; + case PSO_STRATEGY: + tuner.UsePSO(1.0/args.fraction, args.psoSwarmSize, args.psoInfG, args.psoInfL, args.psoInfR); + break; + case DVDT_STRATEGY: + default: + tuner.UseFullSearch(); + } + } + + #else + + if (args.fraction == 1.0 || args.fraction == 0.0) + { tuner.UseFullSearch(); } - else { + else + { tuner.UseRandomSearch(1.0/args.fraction); } + #endif // Set extra settings for specific defines. This mimics src/routine.cc. auto defines = std::string{""}; if (isAMD && isGPU) { @@ -162,6 +200,8 @@ void Tuner(int argc, char* argv[]) { if (o == kArgBatchCount) { metadata.push_back({"arg_batch_count", ToString(args.batch_count)}); } } tuner.PrintJSON("clblast_"+C::KernelFamily()+"_"+precision_string+".json", metadata); + + } // ================================================================================================= |