Files
vortex/runtime/tests/simple/main.c
2020-06-27 14:13:13 -04:00

148 lines
2.8 KiB
C

#include "tests.h"
#include <vx_intrinsics.h>
#include <vx_print.h>
#include <vx_spawn.h>
typedef struct
{
unsigned * x;
unsigned * y;
unsigned * z;
unsigned numColums;
unsigned numRows;
} mat_add_args_t;
unsigned x[] = {5, 5, 5, 5,
6, 6, 6, 6,
7, 7, 7, 7,
8, 8, 8, 8};
unsigned y[] = {1, 1, 1, 1,
1, 1, 1, 1,
1, 1, 1, 1,
1, 1, 1, 1};
unsigned z[] = {0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0};
void mat_add_kernel(void * void_arguments)
{
mat_add_args_t * arguments = (mat_add_args_t *) void_arguments;
unsigned wid = vx_warp_id();
unsigned tid = vx_thread_id();
bool valid = (wid < arguments->numRows) && (tid < arguments->numColums);
// __if (valid)
// {
unsigned index = (wid * arguments->numColums) + tid;
unsigned val = arguments->x[index] + arguments->y[index];
arguments->z[index] = val;
// }
// __endif
}
int main()
{
// ensure single thread
vx_tmc(1);
vx_print_str("Let's start... (This might take a while)\n");
unsigned what[36];
bool passed = true;
for (int i = 0; i < 36; i++)
{
what[i] = i;
// vx_print_hex(i);
// vx_printf(": ", what[i]);
if (what[i] != i)
{
passed = false;
vx_printf("T1 Fail On ", i);
}
}
for (int i = 0; i < 36; i++)
{
// vx_print_hex(i);
// vx_printf(": ", what[i]);
if (what[i] != i)
{
passed = false;
vx_printf("T2 Fail on ", i);
}
}
if (passed)
{
vx_print_str("Wr->read and repeat(Wr) tests passed!\n");
}
vx_print_str("Simple Main\n");
// TMC test
test_tmc();
// Control Divergence Test
vx_print_str("test_divergence\n");
vx_tmc(4);
test_divergence();
vx_tmc(1);
// Test wspawn
vx_print_str("test_wspawn\n");
test_wsapwn();
vx_print_str("Shared Memory test\n");
unsigned * ptr = (unsigned *) 0xFFFF0000;
unsigned value = 0;
for (int i = 0; i < 5; i++)
{
*ptr = value;
unsigned read_valud = *ptr;
vx_printf("ptr: ", (unsigned) ptr);
vx_printf("Original Value: ", value);
vx_printf("Read Value: ", read_valud);
vx_print_str("-------------------\n");
value++;
ptr++;
}
vx_print_str("vx_spawn_warps mat_add_kernel\n");
mat_add_args_t arguments;
arguments.x = x;
arguments.y = y;
arguments.z = z;
arguments.numColums = 4;
arguments.numRows = 4;
int numWarps = 4;
int numThreads = 4;
vx_spawn_warps(numWarps, numThreads, mat_add_kernel, &arguments);
vx_print_str("Waiting to ensure other warps are done... (Takes a while)\n");
for (int i = 0; i < 5000; i++) {}
for (int i = 0; i < numWarps; i++)
{
for (int j = 0; j < numThreads; j++)
{
unsigned index = (i * arguments.numColums) + j;
vx_print_hex(z[index]);
vx_print_str(" ");
}
vx_print_str("\n");
}
return 0;
}