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Support for PP in SP. Moved frequency get to KHz to Hz

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Dr-Noob
2018-03-30 00:34:43 +02:00
parent 5e65f5bb78
commit 4c991164c8
5 changed files with 55 additions and 11 deletions
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38
01h.c
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@@ -137,6 +137,44 @@ void debugCpuInfo(struct cpuInfo* cpu) {
/*** STRING FUNCTIONS ***/
char* getPeakPerformance(struct cpuInfo* cpu, long freq) {
/***
PP = PeakPerformance
SP = SinglePrecision
PP(SP) =
N_CORES *
FREQUENCY *
2(Two vector units) *
2(If cpu has fma) *
16(If AVX512), 8(If AVX), 4(If SSE) *
***/
//7 for GFLOP/s and 6 for digits,eg 412.14
int size = 7+6+1+1;
char* string = malloc(sizeof(char)*size);
float flops = cpu->nCores*freq*2;
if(cpu->FMA3 || cpu->FMA4)
flops = flops*2;
if(cpu->AVX512)
flops = flops*16;
else if(cpu->AVX || cpu->AVX2)
flops = flops*8;
else if(cpu->SSE)
flops = flops*4;
if(flops >= (double)1000000000000.0)
snprintf(string,size,"%.2f TFLOP/s",flops/1000000000000);
else if(flops >= 1000000000.0)
snprintf(string,size,"%.2f GFLOP/s",flops/1000000000);
else
snprintf(string,size,"%.2f MFLOP/s",flops/1000000);
return string;
}
char* getString_NumberCores(struct cpuInfo* cpu) {
char* string = malloc(sizeof(char)*2+1);
snprintf(string,2+1,"%d",cpu->nCores);