int main(int argc, char* argv[])
{
unsigned int m=8, n=8, lda=8, ldb=8, nerrs, num, nmat, nmats, nmatd, ntest;
unsigned int layout, asize, VLEND=4, VLENS=8, bsize;
unsigned int ncorr;
int i, j;
char side, uplo, trans, diag;
unsigned int typesize8 = 8;
unsigned int typesize4 = 4;
float *sa, *sb, *sc, *sd;
double *da, *db, *dc, *dd, *tmpbuf;
double dalpha = 1.0;
float salpha;
double dtmp;
const unsigned char *cptr;
unsigned long op_count;
const libxsmm_trsm_descriptor* desc8 = NULL;
const libxsmm_trsm_descriptor* desc4 = NULL;
libxsmm_descriptor_blob blob;
union {
libxsmm_xtrsmfunction dp;
libxsmm_xtrsmfunction sp;
const void* pv;
} mykernel = { 0 };
#ifdef USE_KERNEL_GENERATION_DIRECTLY
void (*opcode_routine)();
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
#include <unistd.h>
#include <signal.h>
#include <malloc.h>
#include <sys/mman.h>
#include "../../src/generator_packed_trsm_avx_avx512.h"
unsigned char *routine_output;
libxsmm_generated_code io_generated_code;
int pagesize = sysconf(_SC_PAGE_SIZE);
if (pagesize == -1) fprintf(stderr,"sysconf pagesize\n");
routine_output = (unsigned char *) mmap(NULL,
BUFSIZE2, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANONYMOUS, 0,0);
if (mprotect(routine_output, BUFSIZE2,
PROT_EXEC | PROT_READ | PROT_WRITE ) == -1)
fprintf(stderr,"mprotect\n");
printf("Routine ready\n");
io_generated_code.generated_code = &routine_output[0];
io_generated_code.buffer_size = BUFSIZE2;
io_generated_code.code_size = 0;
io_generated_code.code_type = 2;
io_generated_code.last_error = 0;
#endif
if ( argc <= 3 )
{
printf("\nUSAGE: %s m n lda ldb nmat side uplo trans diag layout ntest alpha\n",argv[0]);
printf("Compact TRSM a mxn matrix of leading dimension ldb\n");
printf("This will test the jit of 1 VLEN work of nmat at a time\n");
printf("Defaults: m=n=lda=ldb=nmat=8, alpha=1.0, side=uplo='L',trans=diag='N',layout=102,ntest=1\n");
}
if ( argc > 1 ) m = atoi(argv[1]); else m = 8;
if ( argc > 2 ) n = atoi(argv[2]); else n = 8;
if ( argc > 3 ) lda= atoi(argv[3]); else lda = 8;
if ( argc > 4 ) ldb = atoi(argv[4]); else ldb = 8;
if ( argc > 5 ) nmat = atoi(argv[5]); else nmat = 8;
if ( argc > 6 ) side = argv[6][0]; else side = 'L';
if ( argc > 7 ) uplo = argv[7][0]; else uplo = 'L';
if ( argc > 8 ) trans = argv[8][0]; else trans = 'N';
if ( argc > 9 ) diag = argv[9][0]; else diag = 'N';
if ( argc > 10 ) layout = atoi(argv[10]); else layout=102;
if ( argc > 11 ) ntest = atoi(argv[11]); else ntest = 1;
if ( argc > 12 ) dalpha = atof(argv[12]); else dalpha = 1.0;
salpha = (float)dalpha;
m = LIBXSMM_MAX(m,1);
n = LIBXSMM_MAX(n,1);
/* A is either mxm or nxn depending on side */
if ( (side == 'L') || (side=='l') ) asize = m; else asize = n;
lda = LIBXSMM_MAX(lda,asize);
if ( layout == 102 )
{
/* Column major: B is mxn, and stored in B format */
ldb = LIBXSMM_MAX(ldb,m);
bsize = ldb*n;
} else {
/* Row major: B is mxn, and stored in B^T format */
ldb = LIBXSMM_MAX(ldb,n);
bsize = ldb*m;
}
nmats = LIBXSMM_MAX(VLENS,nmat - (nmat%VLENS));
nmatd = LIBXSMM_MAX(VLEND,nmat - (nmat%VLEND));
nmat = LIBXSMM_MAX(nmats,nmatd);
op_count = n * m * asize;
printf("This is a real*%u tester for JIT compact TRSM kernels! (%c%c%c%c m=%u n=%u lda=%u ldb=%u layout=%u nmat=%u)\n",typesize8,side,uplo,trans,diag,m,n,lda,ldb,layout,nmat);
#ifdef USE_XSMM_GENERATED
printf("This code tests the LIBXSMM generated kernels\n");
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
printf("This code tests some predefined assembly kenrel\n");
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
printf("This code tests kernel generation directly\n");
#endif
#ifdef TIME_MKL
printf("This code tests MKL compact batch directly\n");
#endif
desc8 = libxsmm_trsm_descriptor_init(&blob, typesize8, m, n, lda, ldb, &dalpha, trans, diag, side, uplo, layout);
desc4 = libxsmm_trsm_descriptor_init(&blob, typesize4, m, n, lda, ldb, &salpha, trans, diag, side, uplo, layout);
#ifdef USE_XSMM_GENERATED
printf("calling libxsmm_dispatch_trsm: typesize8=%u\n",typesize8);
mykernel.dp = libxsmm_dispatch_trsm(desc8);
printf("done calling libxsmm_dispatch_trsm: typesize8=%u\n",typesize8);
if ( mykernel.dp == NULL ) printf("R8 Kernel after the create call is null\n");
mykernel.sp = libxsmm_dispatch_trsm(desc4);
if ( mykernel.sp == NULL ) printf("R4 kernel after the create call is null\n");
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
libxsmm_generator_trsm_kernel ( &io_generated_code, &desc8, "hsw" );
#endif
#ifndef NO_ACCURACY_CHECK
printf("mallocing matrices\n");
#endif
sa = (float *) malloc ( lda*asize*nmats*sizeof(float) );
da = (double *) malloc ( lda*asize*nmatd*sizeof(double) );
sb = (float *) malloc ( bsize*nmats*sizeof(float) );
db = (double *) malloc ( bsize*nmatd*sizeof(double) );
sc = (float *) malloc ( bsize*nmats*sizeof(float) );
dc = (double *) malloc ( bsize*nmatd*sizeof(double) );
sd = (float *) malloc ( bsize*nmats*sizeof(float) );
dd = (double *) malloc ( bsize*nmatd*sizeof(double) );
tmpbuf = (double *) malloc ( asize*VLEND*sizeof(double) );
#ifndef NO_ACCURACY_CHECK
printf("filling matrices\n");
#endif
sfill_matrix ( sa, lda, asize, asize*nmats );
#ifdef TRIANGLE_IS_IDENTITY
printf("Warning: setting triangular matrix to identity. Not good for accuracy testing\n");
dfill_identity ( da, lda, asize, asize, VLEND, nmatd/VLEND );
#else
dfill_matrix ( da, lda, asize, asize*nmatd );
#endif
sfill_matrix ( sb, bsize, bsize, nmats );
dfill_matrix ( db, bsize, bsize, nmatd );
#ifndef NO_ACCURACY_CHECK
for ( i = 0 ; i < (int)(bsize*nmats) ; i++ ) sc[i]=sb[i];
for ( i = 0 ; i < (int)(bsize*nmatd) ; i++ ) dc[i]=db[i];
for ( i = 0 ; i < (int)(bsize*nmats) ; i++ ) sd[i]=sb[i];
for ( i = 0 ; i < (int)(bsize*nmatd) ; i++ ) dd[i]=db[i];
printf("Pointing at the kernel now\n");
#endif
#ifdef USE_XSMM_GENERATED
cptr = (const unsigned char*) mykernel.pv;
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
cptr = (const unsigned char*) trsm_xct_;
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
cptr = (const unsigned char*) &routine_output[0];
opcode_routine = (void *) &cptr[0];
#endif
#ifndef TIME_MKL
#define DUMP_ASSEMBLY_FILE
#endif
#ifdef DUMP_ASSEMBLY_FILE
printf("Dumping assembly file\n");
FILE *fp = fopen("foo.s","w");
char buffer[80];
fputs("\t.text\n",fp);
fputs("\t.align 256\n",fp);
fputs("\t.globl trsm_xct_\n",fp);
fputs("trsm_xct_:\n",fp);
for (i = 0 ; i < 4000; i+=4 )
{
sprintf(buffer,".byte 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",cptr[i],cptr[i+1],cptr[i+2],cptr[i+3]);
fputs(buffer,fp);
}
fputs("\tretq\n",fp);
fputs("\t.type trsm_xct_,@function\n",fp);
fputs("\t.size trsm_xct_,.-trsm_xct_\n",fp);
fclose(fp);
#endif
#if defined(USE_MKL_FOR_REFERENCE) || defined(TIME_MKL)
#include "mkl.h"
MKL_LAYOUT CLAYOUT = (layout == 101) ? MKL_ROW_MAJOR : MKL_COL_MAJOR;
MKL_SIDE SIDE = (side == 'R' || side == 'r') ? MKL_RIGHT : MKL_LEFT;
MKL_UPLO UPLO = (uplo == 'U' || uplo == 'u') ? MKL_UPPER : MKL_LOWER;
MKL_TRANSPOSE TRANSA = (trans == 'N' || trans == 'n') ? MKL_NOTRANS : MKL_TRANS;
MKL_DIAG DIAG = (diag == 'N' || diag == 'n') ? MKL_NONUNIT : MKL_UNIT;
MKL_COMPACT_PACK CMP_FORMAT = mkl_get_format_compact();
#if 0
MKL_COMPACT_PACK CMP_FORMAT = MKL_COMPACT_AVX;
#endif
#endif
#ifndef NO_ACCURACY_CHECK
printf("Before routine, initial B(1,1)=%g B[256]=%g\n",db[0],db[256]);
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
double one = 1.0;
#endif
double timer;
#ifdef MKL_TIMER
double tmptimer;
tmptimer = dsecnd_();
#else
unsigned long long l_start, l_end;
#endif
timer = 0.0;
for ( j = 0 ; j < (int)ntest ; j++ )
{
#ifndef TRIANGLE_IS_IDENTITY
for ( i = 0 ; i < (int)(bsize*nmatd) ; i++ ) db[i]=dd[i];
#endif
for ( i = 0 , num = 0; i < (int)nmatd ; i+= (int)VLEND, num++ )
{
double *Ap = &da[num*lda*asize*VLEND];
double *Bp = &db[num*bsize*VLEND];
#ifdef MKL_TIMER
tmptimer = dsecnd_();
#else
l_start = libxsmm_timer_tick();
#endif
#ifdef USE_XSMM_GENERATED
mykernel.dp ( Ap, Bp, tmpbuf );
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
trsm_xct_ ( Ap, Bp, &one );
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
(*opcode_routine)( Ap, Bp );
#endif
#ifdef TIME_MKL
mkl_dtrsm_compact ( CLAYOUT, SIDE, UPLO, TRANSA, DIAG, m, n, dalpha, da, lda, db, ldb, CMP_FORMAT, nmatd );
i+=nmatd; /* Because MKL will do everything */
#endif
#ifdef MKL_TIMER
timer += dsecnd_() - tmptimer;
#else
l_end = libxsmm_timer_tick();
timer += libxsmm_timer_duration(l_start,l_end);
#endif
}
}
timer /= ((double)ntest);
#ifndef NO_ACCURACY_CHECK
printf("Average time to get through %u matrices: %g\n",nmatd,timer);
printf("Gflops: %g\n",(double)(op_count*nmatd)/(timer*1.0e9));
printf("after routine, new B(1,1)=%g B[256]=%g\n",db[0],db[256]);
#endif
#ifdef TEST_SINGLE
printf("Before r4 routine, initial B(1,1)=%g B[256]=%g\n",sb[0],sb[256]);
for ( i = 0 , num = 0; i < nmats ; i+= VLENS, num++ )
{
float *Ap = &sa[num*lda*asize*VLENS];
float *Bp = &sb[num*bsize*VLENS];
#ifdef USE_XSMM_GENERATED
mykernel.sp ( Ap, Bp, NULL );
#endif
}
printf("after r4 routine, new B(1,1)=%g B]256]=%g\n",db[0],db[256]);
#endif
#ifndef NO_ACCURACY_CHECK
/* Call some reference code now on a copy of the B matrix (C) */
double timer2 = 0.0;
for ( j = 0 ; j < (int)ntest ; j++ )
{
#ifndef TRIANGLE_IS_IDENTITY
for ( i = 0 ; i < (int)(bsize*nmatd) ; i++ ) dc[i]=dd[i];
#endif
#ifdef MKL_TIMER
tmptimer = dsecnd_();
#else
l_start = libxsmm_timer_tick();
#endif
#ifdef USE_MKL_FOR_REFERENCE
mkl_dtrsm_compact ( CLAYOUT, SIDE, UPLO, TRANSA, DIAG, m, n, dalpha, da, lda, dc, ldb, CMP_FORMAT, nmatd );
#elif !defined(LIBXSMM_NOFORTRAN)
if ( (layout == 101) && (nmatd!=VLEND) )
{
unsigned int lay = 102, m1 = n, n1 = m;
char side1='L', uplo1='L';
if ( side == 'L' || side == 'l' ) side1 = 'R';
if ( uplo == 'L' || uplo == 'l' ) uplo1 = 'U';
compact_dtrsm_ ( &lay, &side1, &uplo1, &trans, &diag, &m1, &n1, &dalpha, da, &lda, dc, &ldb, &nmatd, &VLEND );
} else {
compact_dtrsm_ ( &layout, &side, &uplo, &trans, &diag, &m, &n, &dalpha, da, &lda, dc, &ldb, &nmatd, &VLEND );
}
#endif
#ifdef MKL_TIMER
timer2 += dsecnd_() - tmptimer;
#else
l_end = libxsmm_timer_tick();
timer2 += libxsmm_timer_duration(l_start,l_end);
#endif
}
timer2 /= ((double)ntest);
printf("Reference time=%g Reference Gflops=%g\n",timer2,(op_count*nmatd)/(timer2*1.0e9));
/* Compute the residual between B and C */
dtmp = residual_d ( dc, bsize, bsize, nmatd, db, bsize, &nerrs, &ncorr );
printf("R8 %c%c%c%c m=%u n=%u lda=%u ldb=%u error: %g number of errors: %u corrects: %u",side,uplo,trans,diag,m,n,lda,ldb,dtmp,nerrs,ncorr);
if ( nerrs > 0 ) printf(" ->FAILED at %ux%u real*8 %u case",m,n,layout);
printf("\n");
#ifdef TEST_SINGLE
/* Call some reference code now on a copy of the B matrix (C) */
compact_strsm_ ( &layout, &side, &uplo, &trans, &diag, &m, &n, &salpha, sa, &lda, sc, &ldb, &nmats, &VLENS );
/* Compute the residual between B and C */
dtmp = residual_s ( sc, bsize, bsize, nmats, sb, bsize, &nerrs, &ncorr );
printf("R4 %c%c%c%c m=%u n=%u lda=%u ldb=%u error: %g number of errors: %u corrects: %u\n",side,uplo,trans,diag,m,n,lda,ldb,dtmp,nerrs,ncorr);
if ( nerrs > 0 ) printf(" ->FAILED at %ux%u real*4 case",m,n);
printf("\n");
#endif
#else
for ( j = 0, nerrs = 0 ; j < bsize*nmatd ; j++ )
{
if ( isnan(db[j]) || isinf(db[j]) )
{
if ( ++nerrs < 10 )
{
printf("WARNING: db[%d]=%g\n",j,db[j]);
}
}
}
printf("%g,real*8 %c%c%c%c m=%u n=%u lda=%u ldb=%u Denormals=%u Time=%g Gflops=%g",(op_count*nmatd)/(timer*1.0e9),side,uplo,trans,diag,m,n,lda,ldb,nerrs,timer,(op_count*nmatd)/(timer*1.0e9));
if ( nerrs > 0 ) printf(" -> FAILED at %ux%u real*8 case",m,n);
printf("\n");
#endif
free(dd);
free(sd);
free(dc);
free(sc);
free(db);
free(sb);
free(da);
free(sa);
return 0;
}
int main(int argc, char* argv[])
{
unsigned int m=8, n=8, k=8, lda=8, ldb=8, ldc=8, nerrs, num, nmat;
unsigned int layout, asize, bsize, ntest, ncorr;
#ifdef AVX512_TESTING
unsigned int VLEND=8, VLENS=16;
int arch=LIBXSMM_X86_AVX512_CORE;
#else
unsigned int VLEND=4, VLENS=8;
int arch=LIBXSMM_X86_AVX2;
#endif
unsigned int nmats, nmatd;
unsigned int i, j, l, iunroll, junroll, loopi, loopj;
char side='L', uplo='U', transa='N', transb='N', diag='N';
unsigned int typesize8 = 8;
unsigned int typesize4 = 4;
float *sa, *sb, *sc, *sd, *sc1;
double *da, *db, *dc, *dd, *dc1;
double dalpha = 1.0;
float salpha = (float)dalpha;
double dbeta = 1.0;
float sbeta = (float)dbeta;
double dtmp;
const unsigned char *cptr = NULL;
unsigned long op_count;
const libxsmm_pgemm_descriptor* desc8 = NULL;
const libxsmm_pgemm_descriptor* desc4 = NULL;
#ifdef USE_XSMM_GENERATED
libxsmm_descriptor_blob blob;
libxsmm_pgemm_xfunction mykernel = NULL;
#endif
#if defined(USE_KERNEL_GENERATION_DIRECTLY) && defined(__linux__)
void (*opcode_routine)();
unsigned char *routine_output;
libxsmm_generated_code io_generated_code;
int pagesize = sysconf(_SC_PAGE_SIZE);
if (pagesize == -1) fprintf(stderr,"sysconf pagesize\n");
routine_output = (unsigned char *) mmap(NULL,
BUFSIZE2, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_ANONYMOUS, 0,0);
if (mprotect(routine_output, BUFSIZE2,
PROT_EXEC | PROT_READ | PROT_WRITE ) == -1)
fprintf(stderr,"mprotect\n");
printf("Routine ready\n");
io_generated_code.generated_code = &routine_output[0];
io_generated_code.buffer_size = BUFSIZE2;
io_generated_code.code_size = 0;
io_generated_code.code_type = 2;
io_generated_code.last_error = 0;
#endif
printf("\nUSAGE: %s m n k lda ldb ldc nmat layout ntest transa transb iunroll junroll loopj loopi\n",argv[0]);
if ( argc <= 3 )
{
#ifdef TEST_SINGLE
printf("Compact SGEMM a C_mxn<-C_mxn+A_mxk*B_kxn matrix of leading dims lda/b/c\n");
printf("This will test the jit of 1 VLEN=%d ",VLENS);
if ( VLENS==8 ) printf("(AVX2)");
else printf("(AVX512)");
#else
printf("Compact DGEMM a C_mxn<-C_mxn+A_mxk*B_kxn matrix of leading dims lda/b/c\n");
printf("This will test the jit of 1 VLEN=%d ",VLEND);
if ( VLEND==4 ) printf("(AVX2)");
else printf("(AVX512)");
#endif
printf(" work of nmat at a time\n");
printf("Configurable: M-loop controlled by iunroll & loopi. N-loop by junroll & loopj\n");
printf("Defaults: m=n=k=lda=ldb=ldc=nmat=8, layout=102 (col major), transa=/b='N', ntest=1\n");
}
if ( argc > 1 ) m = atoi(argv[1]); else m = 8;
if ( argc > 2 ) n = atoi(argv[2]); else n = 8;
if ( argc > 3 ) k = atoi(argv[3]); else k = 8;
if ( argc > 4 ) lda= atoi(argv[4]); else lda = 8;
if ( argc > 5 ) ldb= atoi(argv[5]); else ldb = 8;
if ( argc > 6 ) ldc= atoi(argv[6]); else ldc = 8;
if ( argc > 7 ) nmat = atoi(argv[7]); else nmat = 8;
if ( argc > 8 ) layout = atoi(argv[8]); else layout=102;
if ( argc > 9 ) ntest = atoi(argv[9]); else ntest = 1;
if ( argc > 10 ) transa = argv[10][0]; else transa = 'N';
if ( argc > 11 ) transb = argv[11][0]; else transb = 'N';
if ( argc > 12 ) iunroll=atoi(argv[12]); else iunroll=0;
if ( argc > 13 ) junroll=atoi(argv[13]); else junroll=0;
if ( argc > 14 ) loopj=atoi(argv[14]); else loopj=0;
if ( argc > 15 ) loopi=atoi(argv[15]); else loopi=0;
salpha = (float)dalpha;
m = LIBXSMM_MAX(m,1);
n = LIBXSMM_MAX(n,1);
k = LIBXSMM_MAX(k,1);
ntest = LIBXSMM_MAX(ntest,1);
nmat = LIBXSMM_MAX(nmat,VLEND);
layout = LIBXSMM_MAX(LIBXSMM_MIN(layout,102),101);
if ( transa!='N' && transa!='n' && transa!='T' && transa!='t' ) transa='N';
if ( transb!='N' && transb!='n' && transb!='T' && transb!='t' ) transb='N';
lda = LIBXSMM_MAX(lda,m);
ldb = LIBXSMM_MAX(ldb,k);
ldc = LIBXSMM_MAX(ldc,m);
nmats = LIBXSMM_MAX(VLENS,nmat - (nmat%VLENS));
nmatd = LIBXSMM_MAX(VLEND,nmat - (nmat%VLEND));
#ifdef TEST_SINGLE
nmat = nmats;
#else
nmat = nmatd;
#endif
op_count = (unsigned long)(nmat * 2.0 * (double)m * (double)n * (double)k);
#ifdef TEST_SINGLE
printf("This is a real*%d tester for JIT compact SGEMM %c%c kernels! (m=%u n=%u k=%u lda=%u ldb=%u ldc=%u layout=%d nmat=%d alpha=%g beta=%g iun=%d jun=%d loopi=%d loopj=%d VLEN=%d)\n",typesize4,transa,transb,m,n,k,lda,ldb,ldc,layout,nmat,dalpha,dbeta,iunroll,junroll,loopi,loopj,VLENS);
#else
printf("This is a real*%d tester for JIT compact DGEMM %c%c kernels! (m=%u n=%u k=%u lda=%u ldb=%u ldc=%u layout=%d nmat=%d alpha=%g beta=%g iun=%d jun=%d loopi=%d loopj=%d VLEN=%d)\n",typesize8,transa,transb,m,n,k,lda,ldb,ldc,layout,nmat,dalpha,dbeta,iunroll,junroll,loopi,loopj,VLEND);
#endif
#ifdef USE_XSMM_GENERATED
printf("This code tests the LIBXSMM generated kernels\n");
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
printf("This code tests some predefined assembly kernel\n");
#endif
#if defined(USE_KERNEL_GENERATION_DIRECTLY) && defined(__linux__)
printf("This code tests kernel generation directly\n");
#endif
#ifdef TIME_MKL
printf("This code tests MKL compact batch directly\n");
#endif
#ifdef AVX512_TESTING
printf("This tests AVX512 binaries\n");
#endif
#ifdef AVX2_TESTING
printf("This tests AVX2 binaries\n");
#endif
desc8 = libxsmm_pgemm_descriptor_init(&blob, typesize8, m, n, k, lda, ldb, ldc, &dalpha, transa, transb, layout );
#ifdef TEST_SINGLE
desc4 = libxsmm_pgemm_descriptor_init(&blob, typesize4, m, n, k, lda, ldb, ldc, &dalpha, transa, transb, layout );
#endif
printf("Descriptor set\n");
#ifdef USE_XSMM_GENERATED
printf("calling libxsmm_dispatch_pgemm: typesize8=%u\n",typesize8);
mykernel = libxsmm_dispatch_pgemm(desc8);
printf("done calling libxsmm_dispatch_pgemm: typesize8=%u\n",typesize8);
if ( mykernel == NULL ) printf("R8 Kernel after the create call is null\n");
#ifdef TEST_SINGLE
mykernel = libxsmm_dispatch_pgemm(desc4);
if ( mykernel == NULL ) printf("R4 kernel after the create call is null\n");
#endif
#endif
#if defined(USE_KERNEL_GENERATION_DIRECTLY) && defined(__linux__)
libxsmm_generator_pgemm_kernel( &io_generated_code, desc8, arch, iunroll, junroll, loopi, loopj );
#endif
#ifndef NO_ACCURACY_CHECK
printf("mallocing matrices\n");
#endif
sa = (float *) malloc ( lda*k*nmat*sizeof(float) );
da = (double *) malloc ( lda*k*nmat*sizeof(double) );
sb = (float *) malloc ( ldb*n*nmat*sizeof(float) );
db = (double *) malloc ( ldb*n*nmat*sizeof(double) );
sc1 = (float *) malloc ( ldc*n*nmat*sizeof(float) );
dc1 = (double *) malloc ( ldc*n*nmat*sizeof(double) );
sc = (float *) malloc ( ldc*n*nmat*sizeof(float) );
dc = (double *) malloc ( ldc*n*nmat*sizeof(double) );
sd = (float *) malloc ( ldc*n*nmat*sizeof(float) );
dd = (double *) malloc ( ldc*n*nmat*sizeof(double) );
#ifndef NO_ACCURACY_CHECK
printf("filling matrices\n");
#endif
sfill_matrix ( sa, lda, m, k*nmat );
sfill_matrix ( sb, ldb, k, n*nmat );
sfill_matrix ( sc, ldc, m, n*nmat );
dfill_matrix ( da, lda, m, k*nmat );
dfill_matrix ( db, ldb, k, n*nmat );
dfill_matrix ( dc, ldc, m, n*nmat );
#ifndef NO_ACCURACY_CHECK
for ( i = 0 ; i < ldc*n*nmat ; i++ ) sd[i]=sc[i];
for ( i = 0 ; i < ldc*n*nmat ; i++ ) dd[i]=dc[i];
for ( i = 0 ; i < ldc*n*nmat ; i++ ) sc1[i]=sc[i];
for ( i = 0 ; i < ldc*n*nmat ; i++ ) dc1[i]=dc[i];
printf("Pointing at the kernel now\n");
#endif
#ifdef USE_XSMM_GENERATED
cptr = (const unsigned char*) mykernel;
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
cptr = (const unsigned char*) gemm_;
#endif
#if defined(USE_KERNEL_GENERATION_DIRECTLY) && defined(__linux__)
cptr = (const unsigned char*) &routine_output[0];
opcode_routine = (void *) &cptr[0];
#endif
#ifndef TIME_MKL
# define DUMP_ASSEMBLY_FILE
#endif
#ifdef DUMP_ASSEMBLY_FILE
printf("Dumping assembly file\n");
FILE *fp = fopen("foo.s","w");
char buffer[80];
fputs("\t.text\n",fp);
fputs("\t.align 256\n",fp);
fputs("\t.globl gemm_\n",fp);
fputs("gemm_:\n",fp);
for (i = 0 ; i < 7000; i+=4 )
{
sprintf(buffer,".byte 0x%02x, 0x%02x, 0x%02x, 0x%02x\n",cptr[i],cptr[i+1],cptr[i+2],cptr[i+3]);
fputs(buffer,fp);
}
fputs("\tretq\n",fp);
fputs("\t.type gemm_,@function\n",fp);
fputs("\t.size gemm_,.-gemm_\n",fp);
fclose(fp);
#endif
#if defined(USE_MKL_FOR_REFERENCE) || defined(TIME_MKL)
# include <mkl.h>
MKL_LAYOUT CLAYOUT = (layout == 101) ? MKL_ROW_MAJOR : MKL_COL_MAJOR;
MKL_SIDE SIDE = (side == 'R' || side == 'r') ? MKL_RIGHT : MKL_LEFT;
MKL_UPLO UPLO = (uplo == 'U' || uplo == 'u') ? MKL_UPPER : MKL_LOWER;
MKL_TRANSPOSE TRANSA = (transa == 'N' || transa == 'n') ? MKL_NOTRANS : MKL_TRANS;
MKL_TRANSPOSE TRANSB = (transb == 'N' || transb == 'n') ? MKL_NOTRANS : MKL_TRANS;
MKL_DIAG DIAG = (diag == 'N' || diag == 'n') ? MKL_NONUNIT : MKL_UNIT;
MKL_COMPACT_PACK CMP_FORMAT = mkl_get_format_compact();
#if 0
MKL_COMPACT_PACK CMP_FORMAT = MKL_COMPACT_AVX;
#endif
#endif
#ifndef NO_ACCURACY_CHECK
printf("Before routine, initial A(1,1)=%g A[256]=%g\n",da[0],da[256]);
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
double one = 1.0;
#endif
double timer, firsttime = 0;
#ifdef MKL_TIMER
double tmptimer;
tmptimer = dsecnd_();
#else
unsigned long long l_start, l_end;
#endif
timer = 0.0;
for ( j = 0 ; j < (int)ntest ; j++ )
{
for ( i = 0 ; i < ldc*n*nmat ; i++ ) dc[i]=dc1[i];
for ( i = 0 , num = 0; i < (int)nmat ; i+= (int)VLEND, num++ )
{
double *Ap = &da[num*lda*k*VLEND];
double *Bp = &db[num*ldb*n*VLEND];
double *Cp = &dc[num*ldc*n*VLEND];
#ifdef MKL_TIMER
tmptimer = dsecnd_();
#else
l_start = libxsmm_timer_tick();
#endif
#if !defined(USE_XSMM_GENERATED) && !defined(USE_PREDEFINED_ASSEMBLY) && !defined(USE_KERNEL_GENERATION_DIRECTLY) && !defined(TIME_MKL) && !defined(USE_PREDEFINED_ASSEMBLY_XCT)
gen_compact_dgemm_ ( &layout, &m, &n, &k, &dalpha, Ap, &lda, Bp, &ldb, &dbeta, Cp, &ldc, &VLEND );
#endif
#ifdef USE_XSMM_GENERATED
mykernel ( Ap, Bp, Cp );
#endif
#ifdef USE_PREDEFINED_ASSEMBLY
gemm_ ( Ap, Bp, Cp );
#endif
#ifdef USE_KERNEL_GENERATION_DIRECTLY
(*opcode_routine)( Ap, Bp, Cp );
#endif
#ifdef TIME_MKL
mkl_dgemm_compact ( CLAYOUT, TRANSA, TRANSB, m, n, k, dalpha, da, lda, db, ldb, dbeta, dc, ldc, CMP_FORMAT, nmat );
i+=nmatd; /* Because MKL will do everything */
#endif
#ifdef MKL_TIMER
dtmp = dsecnd_() - tmptimer;
#else
l_end = libxsmm_timer_tick();
dtmp = libxsmm_timer_duration(l_start,l_end);
#endif
if ( j == 0 ) firsttime=dtmp;
timer += dtmp;
}
}
if ( ntest >= 100 ) {
/* Skip the first timing: super necessary if using MKL */
timer = (timer-firsttime)/((double)(ntest-1));
} else {
timer /= ((double)ntest);
}
#ifndef NO_ACCURACY_CHECK
printf("Average time to get through %u matrices: %g\n",nmat,timer);
printf("Gflops: %g\n",(double)op_count/(timer*1.0e9));
printf("after routine, new C(1,1)=%g C[256]=%g\n",dc[0],dc[256]);
#endif
#ifdef TEST_SINGLE
printf("Before r4 routine, initial C(1,1)=%g C[256]=%g\n",sc[0],sc[256]);
for ( i = 0 , num = 0; i < nmats ; i+= VLENS, num++ )
{
float *Ap = &sa[num*lda*k*VLENS];
float *Bp = &sb[num*ldb*n*VLENS];
float *Cp = &sc[num*ldc*n*VLENS];
#ifdef USE_XSMM_GENERATED
mykernel ( Ap, Bp, Cp );
#endif
}
printf("after r4 routine, new C(1,1)=%g C]256]=%g\n",dc[0],dc[256]);
#endif
#ifndef NO_ACCURACY_CHECK
/* Call some reference code now on a copy of the B matrix (C) */
double timer2 = 0.0;
for ( j = 0 ; j < (int)ntest ; j++ )
{
for ( i = 0 ; i < ldc*n*nmat ; i++ ) dd[i]=dc1[i];
#ifdef MKL_TIMER
tmptimer = dsecnd_();
#else
l_start = libxsmm_timer_tick();
#endif
#ifndef USE_MKL_FOR_REFERENCE
compact_dgemm_ ( &layout, &transa, &transb, &m, &n, &k, &dalpha, da, &lda, db, &ldb, &dbeta, dd, &ldc, &nmat, &VLEND );
#else
mkl_dgemm_compact ( CLAYOUT, TRANSA, TRANSB, m, n, k, dalpha, da, lda, db, ldb, dbeta, dd, ldc, CMP_FORMAT, nmat );
#endif
#ifdef MKL_TIMER
timer2 += dsecnd_() - tmptimer;
#else
l_end = libxsmm_timer_tick();
timer2 += libxsmm_timer_duration(l_start,l_end);
#endif
}
timer2 /= ((double)ntest);
printf("Reference time=%g Reference Gflops=%g\n",timer2,op_count/(timer2*1.0e9));
/* Compute the residual between B and C */
dtmp = residual_d ( dc, ldc, m, n*nmat, dd, ldc, &nerrs, &ncorr );
printf("R8 mnk=%u %u %u ldabc=%u %u %u error: %g number of errors: %u corrects: %u",m,n,k,lda,ldb,ldc,dtmp,nerrs,ncorr);
if ( nerrs > 0 ) printf(" ->FAILED at %ux%u real*8 %u case",m,n,layout);
printf("\n");
#ifdef TEST_SINGLE
/* Call some reference code now on a copy of the B matrix (C) */
compact_dgemm_ ( &layout, &transa, &transb, &m, &n, &k, &salpha, sa, &lda, sb, &ldb, &sbeta, sd, &ldc, &nmat, &VLENS );
/* Compute the residual between C and D */
dtmp = residual_s ( sc, ldc, m, n*nmat, sd, ldc, &nerrs, &ncorr );
printf("R4 mnk=%u %u %u ldabc=%u %u %u error: %g number of errors: %u corrects: %u",m,n,k,lda,ldb,ldc,dtmp,nerrs,ncorr);
if ( nerrs > 0 ) printf(" ->FAILED at %ux%u real*4 case",m,n);
printf("\n");
#endif
#else
for ( j = 0, nerrs = 0 ; j < lda*n*nmat; j++ )
{
if ( isnan(dc[j]) || isinf(dc[j]) )
{
if ( ++nerrs < 10 )
{
printf("WARNING: dc[%d]=%g\n",j,dc[j]);
}
}
}
printf("%g,real*8 m/n/k=%u %u %u lda-c=%u %u %u Denormals=%u Time=%g Gflops=%g",op_count/(timer*1.0e9),m,n,k,lda,ldb,ldc,nerrs,timer,op_count/(timer*1.0e9));
if ( nerrs > 0 ) printf(" -> FAILED at %ux%u real*8 case",m,n);
printf("\n");
#endif
free(dd);
free(sd);
free(dc);
free(sc);
free(dc1);
free(sc1);
free(db);
free(sb);
free(da);
free(sa);
return 0;
}