From d4fe483efd3e0062f12430efe9deb66d43d914d7 Mon Sep 17 00:00:00 2001 From: irungentoo Date: Sat, 13 Jul 2013 10:09:38 -0400 Subject: NaCl moved to other repo. --- nacl/measure-anything.c | 225 ------------------------------------------------ 1 file changed, 225 deletions(-) delete mode 100644 nacl/measure-anything.c (limited to 'nacl/measure-anything.c') diff --git a/nacl/measure-anything.c b/nacl/measure-anything.c deleted file mode 100644 index 32555060..00000000 --- a/nacl/measure-anything.c +++ /dev/null @@ -1,225 +0,0 @@ -/* - * measure-anything.c version 20090223 - * D. J. Bernstein - * Public domain. - */ - -#include -#include -#include -#include -#include -#include -#include -#include "cpucycles.h" -#include "cpuid.h" - -typedef int uint32; - -static uint32 seed[32] = { 3,1,4,1,5,9,2,6,5,3,5,8,9,7,9,3,2,3,8,4,6,2,6,4,3,3,8,3,2,7,9,5 } ; -static uint32 in[12]; -static uint32 out[8]; -static int outleft = 0; - -#define ROTATE(x,b) (((x) << (b)) | ((x) >> (32 - (b)))) -#define MUSH(i,b) x = t[i] += (((x ^ seed[i]) + sum) ^ ROTATE(x,b)); - -static void surf(void) -{ - uint32 t[12]; uint32 x; uint32 sum = 0; - int r; int i; int loop; - - for (i = 0;i < 12;++i) t[i] = in[i] ^ seed[12 + i]; - for (i = 0;i < 8;++i) out[i] = seed[24 + i]; - x = t[11]; - for (loop = 0;loop < 2;++loop) { - for (r = 0;r < 16;++r) { - sum += 0x9e3779b9; - MUSH(0,5) MUSH(1,7) MUSH(2,9) MUSH(3,13) - MUSH(4,5) MUSH(5,7) MUSH(6,9) MUSH(7,13) - MUSH(8,5) MUSH(9,7) MUSH(10,9) MUSH(11,13) - } - for (i = 0;i < 8;++i) out[i] ^= t[i + 4]; - } -} - -void randombytes(unsigned char *x,unsigned long long xlen) -{ - while (xlen > 0) { - if (!outleft) { - if (!++in[0]) if (!++in[1]) if (!++in[2]) ++in[3]; - surf(); - outleft = 8; - } - *x = out[--outleft]; - ++x; - --xlen; - } -} - -extern const char *primitiveimplementation; -extern const char *implementationversion; -extern const char *sizenames[]; -extern const long long sizes[]; -extern void preallocate(void); -extern void allocate(void); -extern void measure(void); - -static void printword(const char *s) -{ - if (!*s) putchar('-'); - while (*s) { - if (*s == ' ') putchar('_'); - else if (*s == '\t') putchar('_'); - else if (*s == '\r') putchar('_'); - else if (*s == '\n') putchar('_'); - else putchar(*s); - ++s; - } - putchar(' '); -} - -static void printnum(long long x) -{ - printf("%lld ",x); -} - -static void fail(const char *why) -{ - fprintf(stderr,"measure: fatal: %s\n",why); - exit(111); -} - -unsigned char *alignedcalloc(unsigned long long len) -{ - unsigned char *x = (unsigned char *) calloc(1,len + 128); - if (!x) fail("out of memory"); - /* will never deallocate so shifting is ok */ - x += 63 & (-(unsigned long) x); - return x; -} - -static long long cyclespersecond; - -static void printimplementations(void) -{ - int i; - - printword("implementation"); - printword(primitiveimplementation); - printword(implementationversion); - printf("\n"); fflush(stdout); - - for (i = 0;sizenames[i];++i) { - printword(sizenames[i]); - printnum(sizes[i]); - printf("\n"); fflush(stdout); - } - - printword("cpuid"); - printword(cpuid); - printf("\n"); fflush(stdout); - - printword("cpucycles_persecond"); - printnum(cyclespersecond); - printf("\n"); fflush(stdout); - - printword("cpucycles_implementation"); - printword(cpucycles_implementation); - printf("\n"); fflush(stdout); - - printword("compiler"); - printword(COMPILER); -#if defined(__VERSION__) && !defined(__ICC) - printword(__VERSION__); -#elif defined(__xlc__) - printword(__xlc__); -#elif defined(__ICC) - { - char buf[256]; - - sprintf(buf, "%d.%d.%d", __ICC/100, __ICC%100, - __INTEL_COMPILER_BUILD_DATE); - printword(buf); - } -#elif defined(__PGIC__) - { - char buf[256]; - - sprintf(buf, "%d.%d.%d", __PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__); - printword(buf); - } -#elif defined(__SUNPRO_C) - { - char buf[256]; - int major, minor, micro; - - micro = __SUNPRO_C & 0xf; - minor = (__SUNPRO_C >> 4) & 0xf; - major = (__SUNPRO_C >> 8) & 0xf; - - if (micro) - sprintf(buf, "%d.%d.%d", major, minor, micro); - else - sprintf(buf, "%d.%d", major, minor); - printword(buf); - } -#else - printword("unknown compiler version"); -#endif - printf("\n"); fflush(stdout); -} - -void printentry(long long mbytes,const char *measuring,long long *m,long long mlen) -{ - long long i; - long long j; - long long belowj; - long long abovej; - - printword(measuring); - if (mbytes >= 0) printnum(mbytes); else printword(""); - if (mlen > 0) { - for (j = 0;j + 1 < mlen;++j) { - belowj = 0; - for (i = 0;i < mlen;++i) if (m[i] < m[j]) ++belowj; - abovej = 0; - for (i = 0;i < mlen;++i) if (m[i] > m[j]) ++abovej; - if (belowj * 2 < mlen && abovej * 2 < mlen) break; - } - printnum(m[j]); - if (mlen > 1) { - for (i = 0;i < mlen;++i) printnum(m[i]); - } - } - printf("\n"); fflush(stdout); -} - -void limits() -{ -#ifdef RLIM_INFINITY - struct rlimit r; - r.rlim_cur = 0; - r.rlim_max = 0; -#ifdef RLIMIT_NOFILE - setrlimit(RLIMIT_NOFILE,&r); -#endif -#ifdef RLIMIT_NPROC - setrlimit(RLIMIT_NPROC,&r); -#endif -#ifdef RLIMIT_CORE - setrlimit(RLIMIT_CORE,&r); -#endif -#endif -} - -int main() -{ - cyclespersecond = cpucycles_persecond(); - preallocate(); - limits(); - printimplementations(); - allocate(); - measure(); - return 0; -} -- cgit v1.2.3