4
// gives access to the Pentium's (secret) cycle counter
6
// This software was written by Leonard Janke (janke@unixg.ubc.ca)
7
// in 1996-7 and is entered, by him, into the public domain.
9
#if defined(__WATCOMC__)
10
void GetTSC(unsigned long&);
11
#pragma aux GetTSC = 0x0f 0x31 "mov [edi], eax" parm [edi] modify [edx eax];
12
#elif defined(__GNUC__)
14
void GetTSC(unsigned long& tsc)
16
asm volatile(".byte 15, 49\n\t"
21
#elif defined(_MSC_VER)
23
void GetTSC(unsigned long& tsc)
35
#include <openssl/md4.h>
38
void md4_block_x86(MD4_CTX *ctx, unsigned char *buffer,int num);
41
void main(int argc,char *argv[])
43
unsigned char buffer[64*256];
45
unsigned long s1,s2,e1,e2;
47
unsigned long data[2];
56
if (num > 250) num=16;
63
for (i=0; i<10; i++) /**/
65
md4_block_x86(&ctx,buffer,numm);
67
md4_block_x86(&ctx,buffer,numm);
70
md4_block_x86(&ctx,buffer,num);
72
md4_block_x86(&ctx,buffer,num);
74
printf("md4 (%d bytes) %d %d (%.2f)\n",num,
75
e1-s1,e2-s2,(double)((e1-s1)-(e2-s2))/2);