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TestingX86.c
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/*============================================================================
bandwidth, a benchmark to estimate memory transfer bandwidth.
Copyright (C) 2005-2023 by Zack T Smith.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
The author may be reached at 1 at zsmith dot co.
*===========================================================================*/
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <time.h>
#include "defs.h"
#include "ObjectOriented.h"
#include "Object.h"
#include "OOC/DateTime.h"
#include "TestingX86.h"
#include "Console.h"
#include "routines.h"
TestingX86Class* _TestingX86Class = NULL;
extern Console* console;
//============================================================================
// Tests.
//============================================================================
static void TestingX86_destroy (Any* self)
{
if (!self)
return;
verifyCorrectClass(self,TestingX86);
}
static void TestingX86_describe (TestingX86* self, FILE *outputFile)
{
if (!self)
return;
verifyCorrectClass(self,TestingX86);
if (!outputFile)
outputFile = stdout;
fprintf (outputFile, "%s", $(self,className));
}
//----------------------------------------------------------------------------
// Name: TestingX86_write
// Purpose: Performs write on chunk of memory of specified size.
//----------------------------------------------------------------------------
long TestingX86_write (TestingX86 *self, unsigned long size, TestingMode mode, bool random)
{
if (size == CHECK_WHETHER_SUPPORTED) {
#ifdef IS_64BIT
// x64
if (!random) {
switch (mode) {
case SIZE_MAIN_REGISTER: // Writer
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL: // Writer_nontemporal
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128: // WriterSSE2
case SIZE_VECTOR_128_NONTEMPORAL: // WriterSSE2_nontemporal
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // WriterAVX
case SIZE_VECTOR_256_NONTEMPORAL: // WriterAVX_nontemporal
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_512: // WriterAVX512
case SIZE_VECTOR_512_NONTEMPORAL: // WriterAVX512_nontemporal
return (!self->use_avx512) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
}
} else {
switch (mode) {
case SIZE_MAIN_REGISTER: // RandomWriter
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // RandomWriterSSE2
case SIZE_VECTOR_128_NONTEMPORAL: // RandomWriterSSE2_nontemporal
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // RandomWriterAVX
case SIZE_VECTOR_256_NONTEMPORAL: // RandomWriterAVX_nontemporal
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
}
#else
// i386
if (!random) {
switch (mode) {
case SIZE_MAIN_REGISTER: // Writer
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // WriterSSE2
case SIZE_VECTOR_128_NONTEMPORAL: // WriterSSE2_nontemporal
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // WriterAVX
case SIZE_VECTOR_256_NONTEMPORAL: // WriterAVX_nontemporal
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
} else {
switch (mode) {
case SIZE_MAIN_REGISTER: // RandomWriter
case SIZE_VECTOR_128: // RandomWriterSSE2
case SIZE_VECTOR_128_NONTEMPORAL: // RandomWriterSSE2_nontemporal
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
case SIZE_VECTOR_256:
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
default:
break;
}
}
#endif
return TEST_SUPPORTED;
}
//-------------------------------------------------
unsigned char *chunk;
unsigned char *chunk0;
unsigned long loops;
unsigned long long total_count=0;
#ifdef IS_64BIT
unsigned long value = 0x1234567689abcdef;
#else
unsigned long value = 0x12345678;
#endif
unsigned long diff=0, t0;
unsigned long **chunk_ptrs = NULL;
chunk0 = malloc (size+128);
if (!chunk0) {
error (__FUNCTION__, "Out of memory");
}
chunk = chunk0;
if (mode != SIZE_VECTOR_512 && mode != SIZE_VECTOR_512_NONTEMPORAL) {
unsigned long tmp = (unsigned long) chunk;
if (tmp & 31) {
tmp -= (tmp & 31);
tmp += 32;
chunk = (unsigned char*) tmp;
}
} else {
unsigned long tmp = (unsigned long) chunk;
if (tmp & 63) {
tmp -= (tmp & 63);
tmp += 64;
chunk = (unsigned char*) tmp;
}
}
unsigned long nChunks = size/256;
//----------------------------------------
// Set up random pointers to chunks.
//
if (random) {
chunk_ptrs = (unsigned long**) malloc (sizeof (unsigned long*) * nChunks);
if (!chunk_ptrs)
error (__FUNCTION__, "Out of memory.");
//-----------------------------------------
// Store pointers to all chunks in an array.
//
int i;
for (i = 0; i < nChunks; i++) {
chunk_ptrs [i] = (unsigned long*) (((char*)chunk) + 256 * i);
}
//----------------------------------------
// Randomize the array of chunk pointers.
//
int k = N_RANDOMIZATION_LOOPS;
while (k--) {
for (i = 0; i < nChunks; i++) {
int j = rand() % nChunks;
if (i != j) {
unsigned long *ptr = chunk_ptrs [i];
chunk_ptrs [i] = chunk_ptrs [j];
chunk_ptrs [j] = ptr;
}
}
}
}
//-------------------------------------------------
if (random)
$(console, printf, "Random write ");
else
$(console, printf, "Sequential write ");
switch (mode) {
case SIZE_VECTOR_128:
$(console, printf, "(128-bit), size = ");
break;
case SIZE_VECTOR_256:
$(console, printf, "(256-bit), size = ");
break;
case SIZE_VECTOR_512:
$(console, printf, "(512-bit), size = ");
break;
case SIZE_VECTOR_128_NONTEMPORAL:
$(console, printf, "nontemporal (128-bit), size = ");
break;
case SIZE_VECTOR_256_NONTEMPORAL:
$(console, printf, "nontemporal (256-bit), size = ");
break;
case SIZE_VECTOR_512_NONTEMPORAL:
$(console, printf, "nontemporal (512-bit), size = ");
break;
case SIZE_MAIN_REGISTER:
#ifdef IS_64BIT
$(console, printf, "(64-bit), size = ");
#else
$(console, printf, "(32-bit), size = ");
#endif
break;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
#ifdef IS_64BIT
$(console, printf, "nontemporal (64-bit), size = ");
#else
$(console, printf, "nontemporal (32-bit), size = ");
#endif
break;
default:
break;
}
$(self, printSize, size);
$(console, printf, ", ");
$(console, flush);
loops = (1 << 26) / size;
if (loops < 1)
loops = 1;
t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test) {
total_count += loops;
switch (mode) {
case SIZE_VECTOR_128:
if (random)
RandomWriterSSE2 (chunk_ptrs, size/256, loops, value);
else {
WriterSSE2 (chunk, size, loops, value);
}
break;
case SIZE_VECTOR_128_NONTEMPORAL:
if (random)
RandomWriterSSE2_nontemporal (chunk_ptrs, size/256, loops, value);
else {
WriterSSE2_nontemporal (chunk, size, loops, value);
}
break;
case SIZE_VECTOR_256:
if (!random) {
WriterAVX (chunk, size, loops, value);
} else {
RandomWriterAVX (chunk_ptrs, size/256, loops, value);
}
break;
case SIZE_VECTOR_512:
if (!random) {
WriterAVX512(chunk, size, loops, value);
}
break;
case SIZE_VECTOR_256_NONTEMPORAL:
if (!random) {
WriterAVX_nontemporal (chunk, size, loops, value);
} else {
RandomWriterAVX_nontemporal (chunk_ptrs, size/256, loops, value);
}
break;
case SIZE_VECTOR_512_NONTEMPORAL:
if (!random) {
WriterAVX512_nontemporal (chunk, size, loops, value);
} else {
return TEST_UNSUPPORTED;
}
break;
case SIZE_MAIN_REGISTER:
if (random)
RandomWriter (chunk_ptrs, size/256, loops, value);
else {
Writer (chunk, size, loops, value);
}
break;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
if (!random) {
Writer_nontemporal (chunk, size, loops, value);
Reader_nontemporal (chunk, size, loops);
}
break;
default:
break;
}
diff = DateTime_getMicrosecondTime () - t0;
}
$(console, printf, "loops = ");
$(console, printUnsigned, total_count);
$(console, printf, ", ");
$(console, flush);
int result = $(self, calculateResult, size, total_count, diff);
$(console, flush);
free ((void*)chunk0);
if (chunk_ptrs) {
free (chunk_ptrs);
}
return result;
}
//----------------------------------------------------------------------------
// Name: TestingX86_read
// Purpose: Performs sequential read on chunk of memory of specified size.
//----------------------------------------------------------------------------
long TestingX86_read (TestingX86 *self, unsigned long size, TestingMode mode, bool random)
{
if (!self) {
error_null_parameter(__FUNCTION__);
return 0;
}
if (size == CHECK_WHETHER_SUPPORTED) {
#ifdef IS_64BIT
// x64
if (!random) {
switch (mode) {
case SIZE_MAIN_REGISTER: // Reader
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL: // Reader_nontemporal
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // ReaderSSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL: // ReaderSSE4_nontemporal
return (!self->use_sse4) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // ReaderAVX
case SIZE_VECTOR_256_NONTEMPORAL: // ReaderAVX_nontemporal
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_512: // ReaderAVX512
case SIZE_VECTOR_512_NONTEMPORAL: // ReaderAVX512_nontemporal
return (!self->use_avx512) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
default:
return TEST_UNSUPPORTED;
}
} else {
switch (mode) {
case SIZE_MAIN_REGISTER: // RandomReader
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // RandomReaderSSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL: // RandomReaderSSE4_nontemporal
return (!self->use_sse4) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // RandomReaderAVX
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
}
#else
// i386
if (!random) {
switch (mode) {
case SIZE_MAIN_REGISTER: // Reader
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // ReaderSSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL: // ReaderSSE4_nontemporal
return (!self->use_sse4) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // ReaderAVX
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
} else {
switch (mode) {
case SIZE_MAIN_REGISTER: // RandomReader
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // RandomReaderSSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL: // RandomReaderSSE4_nontemporal
return (!self->use_sse4) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256:
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
default:
break;
}
}
#endif
return TEST_SUPPORTED;
}
//-------------------------------------------------
unsigned long long loops;
unsigned long long total_count = 0;
unsigned long t0, diff=0;
unsigned long *chunk;
unsigned long *chunk0;
unsigned long **chunk_ptrs = NULL;
chunk0 = malloc (size+128);
if (!chunk0) {
error (__FUNCTION__, "Out of memory");
}
chunk = chunk0;
if (mode != SIZE_VECTOR_512 && mode != SIZE_VECTOR_512_NONTEMPORAL) {
unsigned long tmp = (unsigned long) chunk;
if (tmp & 31) {
tmp -= (tmp & 31);
tmp += 32;
chunk = (unsigned long*) tmp;
}
} else {
unsigned long tmp = (unsigned long) chunk;
if (tmp & 63) {
tmp -= (tmp & 63);
tmp += 64;
chunk = (unsigned long*) tmp;
}
}
// Touch all memory blocks, in case a read from an unwritten block
// is a no-op for the CPU.
unsigned long nChunks = size/256;
char *touchPtr = (char*) chunk;
for (unsigned long i=0; i < nChunks; i += 16) {
*touchPtr = 0;
touchPtr += 4096;
}
//----------------------------------------
// Set up random pointers to chunks.
//
if (random) {
chunk_ptrs = (unsigned long**) malloc (sizeof (unsigned long*) * nChunks);
if (!chunk_ptrs) {
error (__FUNCTION__, "Out of memory.");
}
//----------------------------------------
// Store pointers to all chunks into array.
//
int i;
for (i = 0; i < nChunks; i++) {
chunk_ptrs [i] = (unsigned long*) (((char*)chunk) + 256 * i);
}
//----------------------------------------
// Randomize the array of chunk pointers.
//
int k = N_RANDOMIZATION_LOOPS;
while (k--) {
for (i = 0; i < nChunks; i++) {
int j = rand() % nChunks;
if (i != j) {
unsigned long *ptr = chunk_ptrs [i];
chunk_ptrs [i] = chunk_ptrs [j];
chunk_ptrs [j] = ptr;
}
}
}
}
//-------------------------------------------------
if (random)
$(console, printf, "Random read ");
else
$(console, printf, "Sequential read ");
switch (mode) {
case SIZE_VECTOR_128:
$(console, printf, "(128-bit), size = ");
break;
case SIZE_VECTOR_128_NONTEMPORAL:
$(console, printf, "nontemporal (128-bit), size = ");
break;
case SIZE_VECTOR_256:
$(console, printf, "(256-bit), size = ");
break;
case SIZE_VECTOR_256_NONTEMPORAL:
$(console, printf, "nontemporal (256-bit), size = ");
break;
case SIZE_VECTOR_512:
$(console, printf, "(512-bit), size = ");
break;
case SIZE_VECTOR_512_NONTEMPORAL:
$(console, printf, "nontemporal (512-bit), size = ");
break;
case SIZE_MAIN_REGISTER:
#ifdef IS_64BIT
$(console, printf, "(64-bit), size = ");
#else
$(console, printf, "(32-bit), size = ");
#endif
break;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
#ifdef IS_64BIT
$(console, printf, "nontemporal (64-bit), size = ");
#else
$(console, printf, "nontemporal (32-bit), size = ");
#endif
break;
default:
break;
}
$(self, printSize, size);
$(console, printf, ", ");
$(console, flush);
loops = (1 << 29) / size;
if (loops < 1) {
loops = 1;
}
t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test) {
total_count += loops;
switch (mode) {
case SIZE_MAIN_REGISTER:
if (random) {
RandomReader (chunk_ptrs, size/256, loops);
} else {
Reader (chunk, size, loops);
}
break;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
if (!random) {
Reader_nontemporal (chunk, size, loops);
}
break;
case SIZE_VECTOR_128:
if (random)
RandomReaderSSE2 (chunk_ptrs, size/256, loops);
else {
ReaderSSE2 (chunk, size, loops);
}
break;
case SIZE_VECTOR_128_NONTEMPORAL:
if (random) {
RandomReaderSSE4_nontemporal (chunk_ptrs, size/256, loops);
}
else {
ReaderSSE4_nontemporal (chunk, size, loops);
}
break;
case SIZE_VECTOR_256:
if (!random) {
ReaderAVX (chunk, size, loops);
} else {
RandomReaderAVX (chunk_ptrs, size/256, loops);
}
break;
case SIZE_VECTOR_256_NONTEMPORAL:
if (!random) {
ReaderAVX_nontemporal (chunk, size, loops);
} else {
return TEST_UNSUPPORTED;
}
break;
case SIZE_VECTOR_512:
if (!random) {
ReaderAVX512 (chunk, size, loops);
} else {
return TEST_UNSUPPORTED;
}
break;
case SIZE_VECTOR_512_NONTEMPORAL:
if (!random) {
ReaderAVX512_nontemporal (chunk, size, loops);
} else {
return TEST_UNSUPPORTED;
}
break;
default:
break;
}
diff = DateTime_getMicrosecondTime () - t0;
}
$(console, printf, "loops = ");
$(console, printUnsigned, total_count);
$(console, printf, ", ");
$(console, flush);
int result = $(self, calculateResult, size, total_count, diff);
$(console, flush);
free (chunk0);
if (chunk_ptrs) {
free (chunk_ptrs);
}
return result;
}
//----------------------------------------------------------------------------
// Name: TestingX86_copy
// Purpose: Performs sequential memory copy.
//----------------------------------------------------------------------------
long TestingX86_copy (TestingX86 *self, unsigned long size, TestingMode mode)
{
if (size == CHECK_WHETHER_SUPPORTED) {
#ifdef IS_64BIT
// x64
switch (mode) {
case SIZE_MAIN_REGISTER: // CopyWithMainRegisters
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // CopySSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // CopyAVX
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_512: // CopyAVX512
return (!self->use_avx512) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL:
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
#else
// i386
switch (mode) {
case SIZE_MAIN_REGISTER: // CopyWithMainRegisters
return TEST_SUPPORTED;
case SIZE_MAIN_REGISTER_NONTEMPORAL:
return TEST_UNSUPPORTED;
case SIZE_VECTOR_128: // CopySSE2
return (!self->use_sse2) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_256: // CopyAVX
return (!self->use_avx) ? TEST_UNSUPPORTED : TEST_SUPPORTED;
case SIZE_VECTOR_128_NONTEMPORAL:
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
}
#endif
return TEST_SUPPORTED;
}
unsigned long loops;
unsigned long long total_count = 0;
unsigned long t0, diff=0;
unsigned char *chunk_src;
unsigned char *chunk_dest;
unsigned char *chunk_src0;
unsigned char *chunk_dest0;
switch (mode) {
case SIZE_VECTOR_128_NONTEMPORAL:
case SIZE_VECTOR_256_NONTEMPORAL:
case SIZE_VECTOR_512_NONTEMPORAL:
return TEST_UNSUPPORTED;
default:
break;
}
if (size == CHECK_WHETHER_SUPPORTED) {
return TEST_SUPPORTED;
}
//-------------------------------------------------
chunk_src0 = malloc (size+128);
if (!chunk_src0) {
error (__FUNCTION__, "Out of memory");
}
chunk_dest0 = malloc (size+128);
if (!chunk_dest0) {
error (__FUNCTION__, "Out of memory");
}
chunk_src = chunk_src0;
chunk_dest = chunk_dest0;
ooc_bzero (chunk_src, size);
ooc_bzero (chunk_dest, size);
// Make sure both memory chunks are 64-byte aligned.
unsigned long tmp = (unsigned long) chunk_src;
if (tmp & 63) {
tmp -= (tmp & 63);
tmp += 64;
chunk_src = (unsigned char*) tmp;
}
tmp = (unsigned long) chunk_dest;
if (tmp & 63) {
tmp -= (tmp & 63);
tmp += 64;
chunk_dest = (unsigned char*) tmp;
}
//-------------------------------------------------
$(console, printf, "Sequential copy ");
if (mode == SIZE_MAIN_REGISTER) {
#ifdef IS_64BIT
$(console, printf, "(64-bit), size = ");
#else
$(console, printf, "(32-bit), size = ");
#endif
}
else if (mode == SIZE_VECTOR_128) {
$(console, printf, "(128-bit), size = ");
}
else if (mode == SIZE_VECTOR_256) {
$(console, printf, "(256-bit), size = ");
}
else if (mode == SIZE_VECTOR_512) {
$(console, printf, "(512-bit), size = ");
}
$(self, printSize, size);
$(console, printf, ", ");
$(console, flush);
loops = (1 << 26) / size;
if (loops < 1) {
loops = 1;
}
t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test) {
total_count += loops;
if (mode == SIZE_MAIN_REGISTER ) {
CopyWithMainRegisters (chunk_dest, chunk_src, size, loops);
}
else if (mode == SIZE_VECTOR_128) {
CopySSE (chunk_dest, chunk_src, size, loops);
}
else if (mode == SIZE_VECTOR_256) {
CopyAVX (chunk_dest, chunk_src, size, loops);
}
else if (mode == SIZE_VECTOR_512) {
CopyAVX512 (chunk_dest, chunk_src, size, loops);
}
diff = DateTime_getMicrosecondTime () - t0;
}
$(console, printf, "loops = %llu, ", total_count);
$(console, flush);
int result = $(self, calculateResult, size, total_count, diff);
$(console, flush);
free (chunk_src0);
free (chunk_dest0);
return result;
}
static long TestingX86_registerToVectorTest (TestingX86 *self)
{
#ifdef IS_64BIT
$(console, printf, "Main register to vector register transfers (64-bit): ");
#else
$(console, printf, "Main register to vector register transfers (32-bit): ");
#endif
$(console, flush);
long long total_count = 0;
unsigned long diff = 0;
unsigned long t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test)
{
RegisterToVector (VREGISTER_TRANSFERS_COUNT);
total_count += VREGISTER_TRANSFERS_COUNT;
diff = DateTime_getMicrosecondTime () - t0;
}
long double d = total_count;
d *= N_VREG_TO_VREG_PER_LOOP;
d /= diff;
d *= 1000000; // usec->sec
d /= 1000000000; // billions/sec
$(console, printf, "%.2Lf billion/second\n", d);
$(console, flush);
return 0;
}
static long TestingX86_vectorToRegisterTest (TestingX86 *self)
{
#ifdef IS_64BIT
$(console, printf, "Vector register to main register transfers (64-bit): ");
#else
$(console, printf, "Vector register to main register transfers (32-bit): ");
#endif
$(console, flush);
unsigned long t0 = DateTime_getMicrosecondTime ();
unsigned long diff = 0;
long long total_count = 0;
while (diff < usec_per_test)
{
VectorToRegister (VREGISTER_TRANSFERS_COUNT);
total_count += VREGISTER_TRANSFERS_COUNT;
diff = DateTime_getMicrosecondTime () - t0;
}
long double d = total_count;
d *= N_VREG_TO_VREG_PER_LOOP;
d /= diff;
d *= 1000000; // usec->sec
d /= 1000000000; // billions/sec
$(console, printf, "%.2Lf billion/second\n", d);
$(console, flush);
return 0;
}
static long TestingX86_vectorToVectorTest256 (TestingX86 *self)
{
if (self->use_avx) {
$(console, printf, "Vector register to vector register transfers (256-bit): ");
$(console, flush);
long long total_count = 0;
unsigned long diff = 0;
unsigned long t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test)
{
VectorToVector256 (VREGISTER_TRANSFERS_COUNT);
total_count += VREGISTER_TRANSFERS_COUNT;
diff = DateTime_getMicrosecondTime () - t0;
}
long double d = total_count;
d *= N_VREG_TO_VREG_PER_LOOP;
d /= diff;
d *= 1000000; // usec->sec
d /= 1000000000; // billions/sec
$(console, printf, "%.2Lf billion/second\n", d);
$(console, flush);
}
return 0;
}
static long TestingX86_vectorToVectorTest512 (TestingX86 *self)
{
if (self->use_avx512) {
$(console, printf, "Vector register to vector register transfers (512-bit): ");
$(console, flush);
long long total_count = 0;
unsigned long diff = 0;
unsigned long t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test)
{
VectorToVector512 (VREGISTER_TRANSFERS_COUNT);
total_count += VREGISTER_TRANSFERS_COUNT;
diff = DateTime_getMicrosecondTime () - t0;
}
long double d = total_count;
d *= N_VREG_TO_VREG_PER_LOOP;
d /= diff;
d *= 1000000; // usec->sec
d /= 1000000000; // billions/sec
$(console, printf, "%.2Lf billion/second\n", d);
$(console, flush);
}
return 0;
}
static long TestingX86_vectorToRegister8 (TestingX86 *self)
{
if (self->use_sse4) {
$(console, printf, "Vector 8-bit datum to main register transfers: ");
$(console, flush);
long long total_count = 0;
unsigned long diff = 0;
unsigned long t0 = DateTime_getMicrosecondTime ();
while (diff < usec_per_test)
{
Vector8ToRegister (VREGISTER_TRANSFERS_COUNT);