Add files via upload

Update since new C standard introduced a function called beta, which conflicts with one of the variable names.

Author: ctvaugh

ref/block.h

@@ -130,7 +130,7 @@ int *from, *to;
 int msg_len[3][4];
 int local_max_b;
 int global_max_b;
-double *alpha, beta;
+double *a0, a1;
 double total_fp_divs;
 double total_fp_adds;
 double total_fp_muls;

ref/init.c

@@ -179,9 +179,9 @@ void init(void)
 
    if (!stencil) {
       mat = num_vars/4;
-      beta = ((double) rand())/((double) RAND_MAX);
+      a1 = ((double) rand())/((double) RAND_MAX);
       for (i = 0; i < (num_vars/4); i++)
-         alpha[i] = ((double) rand())/((double) RAND_MAX);
+         a0[i] = ((double) rand())/((double) RAND_MAX);
    }
    max_active_block = init_block_x*init_block_y*init_block_z;
    num_active = max_active_block;

ref/main.c

@@ -573,8 +573,8 @@ void allocate(void)
                                     __FILE__, __LINE__);
 
    if (!stencil)
-      alpha = (double *) ma_malloc((num_vars/4)*sizeof(double),
-                                   __FILE__, __LINE__);
+      a0 = (double *) ma_malloc((num_vars/4)*sizeof(double),
+                                __FILE__, __LINE__);
 }
 
 // =================================== deallocate ============================