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#if HAVE_CONFIG_H
# include "config.h"
#endif
#if HAVE_STDIO_H
# include <stdio.h>
#endif
#if HAVE_STDLIB_H
# include <stdlib.h>
#endif
#if HAVE_MATH_H
# include <math.h>
#endif
#include "macdecls.h"
#include "ga.h"
#include "mp3.h"
#define N 400 /* first dimension */
#define BASE 0
#define GA_DATA_TYPE MT_C_FLOAT
#define GA_ABS(a) (((a) >= 0) ? (a) : (-(a)))
#define TOLERANCE 0.000001
DoublePrecision gTime=0.0, gStart;
void
test(int data_type, int ndim) {
int me=GA_Nodeid();
int g_a, g_b, g_c, g_A, g_B, g_C;
int dims[GA_MAX_DIM]={N,N,2,2,2,1,1};
int lo[GA_MAX_DIM]={1,1,1,1,1,0,0};
int hi[GA_MAX_DIM]={N-2,N-2,1,1,1,0,0};
int clo[2], chi[2], m, n, k;
double value1_dbl = 2.0, value2_dbl = 2.0;
double alpha_dbl = 1.0, beta_dbl = 0.0;
float value1_flt = 2.0, value2_flt = 2.0;
float alpha_flt = 1.0, beta_flt = 0.0;
DoubleComplex value1_dcpl = {2.0, 2.0}, value2_dcpl = {2.0, 2.0};
DoubleComplex alpha_dcpl = {1.0, 0.0} , beta_dcpl = {0.0, 0.0};
SingleComplex value1_scpl = {2.0, 2.0}, value2_scpl = {2.0, 2.0};
SingleComplex alpha_scpl = {1.0, 0.0} , beta_scpl = {0.0, 0.0};
void *value1=NULL, *value2=NULL, *alpha=NULL, *beta=NULL;
switch (data_type) {
case C_FLOAT:
alpha = (void *)&alpha_flt;
beta = (void *)&beta_flt;
value1 = (void *)&value1_flt;
value2 = (void *)&value2_flt;
if(me==0) printf("Single Precision: Testing GA_Sgemm,NGA_Matmul_patch for %d-Dimension", ndim);
break;
case C_DBL:
alpha = (void *)&alpha_dbl;
beta = (void *)&beta_dbl;
value1 = (void *)&value1_dbl;
value2 = (void *)&value2_dbl;
if(me==0) printf("Double Precision: Testing GA_Dgemm,NGA_Matmul_patch for %d-Dimension", ndim);
break;
case C_DCPL:
alpha = (void *)&alpha_dcpl;
beta = (void *)&beta_dcpl;
value1 = (void *)&value1_dcpl;
value2 = (void *)&value2_dcpl;
if(me==0) printf("Double Complex: Testing GA_Zgemm,NGA_Matmul_patch for %d-Dimension", ndim);
break;
case C_SCPL:
alpha = (void *)&alpha_scpl;
beta = (void *)&beta_scpl;
value1 = (void *)&value1_scpl;
value2 = (void *)&value2_scpl;
if(me==0) printf("Single Complex: Testing GA_Cgemm,NGA_Matmul_patch for %d-Dimension", ndim);
break;
default:
GA_Error("wrong data type", data_type);
}
g_a = NGA_Create(data_type, ndim, dims, "array A", NULL);
g_b = GA_Duplicate(g_a, "array B");
g_c = GA_Duplicate(g_a, "array C");
if(!g_a || !g_b || !g_c) GA_Error("Create failed: a, b or c",1);
GA_Fill(g_a, value1);
GA_Fill(g_b, value2);
GA_Zero(g_c);
NGA_Matmul_patch('N', 'N', alpha, beta,
g_a, lo, hi,
g_b, lo, hi,
g_c, lo, hi);
GA_Destroy(g_a);
GA_Destroy(g_b);
/**
* Verifying g_c:
* 1. Create g_A(=g_a) and g_B(=g_b)
* 2. g_C = g_A*g_B; (Using Gemm routines)
* 3. g_A = g_c; (copy the 2-d patch og g_c into g_A)
* 4. g_C = g_A - g_C; (Using add() routine by making beta=-1.0)
* 5. If all the elements in g_C is zero, implies SUCCESS.
*/
dims[0] = dims[1] = m = n = k = N-2;
g_A = NGA_Create(data_type, 2, dims, "array A_", NULL);
g_B = GA_Duplicate(g_A, "array B_");
g_C = GA_Duplicate(g_A, "array C_");
if(!g_A || !g_B || !g_C) GA_Error("Create failed: A, B or C",n);
GA_Fill(g_A, value1);
GA_Fill(g_B, value2);
GA_Zero(g_C);
gStart = MP_TIMER();
switch (data_type) {
case C_FLOAT:
GA_Sgemm('N', 'N', m, n, k, alpha_flt, g_A, g_B, beta_flt, g_C);
beta_flt = -1.0;
break;
case C_DBL:
GA_Dgemm('N', 'N', m, n, k, alpha_dbl, g_A, g_B, beta_dbl, g_C);
beta_dbl = -1.0;
break;
case C_DCPL:
GA_Zgemm('N', 'N', m, n, k, alpha_dcpl, g_A, g_B, beta_dcpl, g_C);
beta_dcpl.real = -1.0;
break;
case C_SCPL:
GA_Cgemm('N', 'N', m, n, k, alpha_scpl, g_A, g_B, beta_scpl, g_C);
beta_scpl.real = -1.0;
break;
default:
GA_Error("wrong data type", data_type);
}
gTime += MP_TIMER()-gStart;
GA_Destroy(g_B);
clo[0] = clo[1] = 0;
chi[0] = chi[1] = N-3;
NGA_Copy_patch('N', g_c, lo, hi, g_A, clo, chi) ;
GA_Add(alpha, g_A, beta, g_C, g_C);
/* NGA_Add_patch (alpha, g_c, lo, hi, beta, g_C, clo, chi, g_C, clo, chi);*/
switch (data_type) {
case C_FLOAT:
value1_flt = GA_Fdot(g_C, g_C);
if(fabsf(value1_flt) > TOLERANCE) {
printf("\nabs(result) = %f > %f\n", fabsf(value1_flt), TOLERANCE);
GA_Error("GA_Sgemm, NGA_Matmul_patch Failed", 1);
}
break;
case C_DBL:
value1_dbl = GA_Ddot(g_C, g_C);
if(fabs(value1_dbl) > TOLERANCE) {
printf("\nabs(result) = %f > %f\n", fabs(value1_dbl), TOLERANCE);
GA_Error("GA_Dgemm, NGA_Matmul_patch Failed", 1);
}
break;
case C_DCPL:
value1_dcpl = GA_Zdot(g_C, g_C);
if(fabs(value1_dcpl.real) > TOLERANCE
|| fabs(value1_dcpl.imag) > TOLERANCE) {
printf("\nabs(result) = %f+%fi > %f\n",
fabs(value1_dcpl.real), fabs(value1_dcpl.imag), TOLERANCE);
GA_Error("GA_Zgemm, NGA_Matmul_patch Failed", 1);
}
break;
case C_SCPL:
value1_scpl = GA_Cdot(g_C, g_C);
if(fabsf(value1_scpl.real) > TOLERANCE
|| fabsf(value1_scpl.imag) > TOLERANCE) {
printf("\nabs(result) = %f+%fi > %f\n",
fabsf(value1_scpl.real), fabsf(value1_scpl.imag), TOLERANCE);
GA_Error("GA_Sgemm, NGA_Matmul_patch Failed", 1);
}
break;
default:
GA_Error("wrong data type", data_type);
}
if(me==0) printf("....OK\n");
GA_Destroy(g_A);
GA_Destroy(g_c);
GA_Destroy(g_C);
}
void
do_work() {
int i;
int me = GA_Nodeid();
for(i=2; i<=GA_MAX_DIM; i++) {
test(C_FLOAT, i);
test(C_DBL, i);
test(C_DCPL, i);
test(C_SCPL, i);
if(me == 0) printf("\n\n");
GA_Sync();
}
}
int
main(int argc, char **argv) {
Integer heap=9000000, stack=9000000;
int me, nproc;
DoublePrecision time;
MP_INIT(argc,argv);
GA_INIT(argc,argv); /* initialize GA */
nproc = GA_Nnodes();
me = GA_Nodeid();
if(me==0) printf("Using %d processes\n\n",nproc);
if(!MA_init((Integer)MT_F_DBL, stack/nproc, heap/nproc))
GA_Error("MA_init failed bytes= %d",stack+heap);
if(GA_Uses_fapi())GA_Error("Program runs with C API only",1);
time = MP_TIMER();
do_work();
/* printf("%d: Total Time = %lf\n", me, MP_TIMER()-time);
printf("%d: GEMM Total Time = %lf\n", me, gTime);
*/
if (me == 0) printf("\nAll tests successful\n");
GA_Terminate();
MP_FINALIZE();
return 0;
}
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