float power_usage_ff_for_callibration(float size) {
t_power_usage power_usage;
power_usage_ff(&power_usage, 0.5, 3, 0.5, 1, 0.5, 2, power_callib_period);
return power_sum_usage(&power_usage);
}
float power_usage_buf_levr_for_callibration(float size) {
t_power_usage power_usage;
power_usage_buffer(&power_usage, size, 0.5, 2.0, TRUE, power_callib_period);
return power_sum_usage(&power_usage);
}
float power_usage_ff_for_callibration(int num_inputs, float transistor_size) {
t_power_usage power_usage;
assert(num_inputs == 1);
power_usage_ff(&power_usage, transistor_size, 0.5, 3, 0.5, 1, 0.5, 2,
power_callib_period);
return power_sum_usage(&power_usage);
}
float power_usage_buf_for_callibration(int num_inputs, float transistor_size) {
t_power_usage power_usage;
assert(num_inputs == 1);
power_usage_buffer(&power_usage, transistor_size, 0.5, 2.0, FALSE,
power_callib_period);
return power_sum_usage(&power_usage);
}
float power_usage_mux_for_callibration(int num_inputs, float transistor_size) {
t_power_usage power_usage;
float * dens;
float * prob;
dens = (float*) my_malloc(num_inputs * sizeof(float));
prob = (float*) my_malloc(num_inputs * sizeof(float));
for (int i = 0; i < num_inputs; i++) {
dens[i] = 2;
prob[i] = 0.5;
}
power_usage_mux_multilevel(&power_usage,
power_get_mux_arch(num_inputs, transistor_size), prob, dens, 0,
FALSE, power_callib_period);
free(dens);
free(prob);
return power_sum_usage(&power_usage);
}
float power_usage_lut_for_callibration(int num_inputs, float transistor_size) {
t_power_usage power_usage;
char * SRAM_bits;
float * dens;
float * prob;
int lut_size = num_inputs;
/* Initialize an SRAM pattern that guarantees the outputs toggle with
* every input toggle.
*/
SRAM_bits = (char*) my_malloc(((1 << lut_size) + 1) * sizeof(char));
for (int i = 1; i <= lut_size; i++) {
if (i == 1) {
SRAM_bits[0] = '1';
SRAM_bits[1] = '0';
} else {
for (int sram_idx = 0; sram_idx < (1 << (i - 1)); sram_idx++) {
SRAM_bits[sram_idx + (1 << (i - 1))] = binary_not(
SRAM_bits[sram_idx]);
}
}
SRAM_bits[1 << i] = '\0';
}
dens = (float*) my_malloc(lut_size * sizeof(float));
prob = (float*) my_malloc(lut_size * sizeof(float));
for (int i = 0; i < lut_size; i++) {
dens[i] = 1;
prob[i] = 0.5;
}
power_usage_lut(&power_usage, lut_size, transistor_size, SRAM_bits, prob,
dens, power_callib_period);
free(SRAM_bits);
free(dens);
free(prob);
return power_sum_usage(&power_usage);
}
/* This function prints high-activitiy and zero-activity single-cycle
* energy estimations for a variety of components and sizes.
*/
void power_print_spice_comparison(void) {
//
t_power_usage sub_power_usage;
//
// float inv_sizes[5] = { 1, 8, 16, 32, 64 };
//
// float buffer_sizes[3] = { 16, 25, 64 };
//
unsigned int LUT_sizes[3] = { 6 };
//
// float sb_buffer_sizes[6] = { 9, 9, 16, 16, 25, 25 };
// unsigned int sb_mux_sizes[6] = { 4, 8, 12, 16, 20, 25 };
//
// unsigned int mux_sizes[5] = { 4, 8, 12, 16, 20 };
//
unsigned int i, j;
float * dens = NULL;
float * prob = NULL;
char * SRAM_bits = NULL;
int sram_idx;
//
g_solution_inf.T_crit = 1.0e-8;
//
//
// fprintf(g_power_output->out, "Energy of INV (High Activity)\n");
// for (i = 0; i < (sizeof(inv_sizes) / sizeof(float)); i++) {
// power_usage_inverter(&sub_power_usage, 2, 0.5, inv_sizes[i],
// power_callib_period);
// fprintf(g_power_output->out, "%g\t%g\n", inv_sizes[i],
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
// fprintf(g_power_output->out, "Energy of INV (No Activity)\n");
// for (i = 0; i < (sizeof(inv_sizes) / sizeof(float)); i++) {
// power_usage_inverter(&sub_power_usage, 0, 1, inv_sizes[i],
// power_callib_period);
// fprintf(g_power_output->out, "%g\t%g\n", inv_sizes[i],
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
// }
//
// fprintf(g_power_output->out, "Energy of Mux (High Activity)\n");
// for (i = 0; i < (sizeof(mux_sizes) / sizeof(int)); i++) {
// t_power_usage mux_power_usage;
//
// power_zero_usage(&mux_power_usage);
//
// dens = (float*) my_realloc(dens, mux_sizes[i] * sizeof(float));
// prob = (float*) my_realloc(prob, mux_sizes[i] * sizeof(float));
// for (j = 0; j < mux_sizes[i]; j++) {
// dens[j] = 2;
// prob[j] = 0.5;
// }
// power_usage_mux_multilevel(&mux_power_usage,
// power_get_mux_arch(mux_sizes[i]), prob, dens, 0, FALSE,
// power_callib_period);
// fprintf(g_power_output->out, "%d\t%g\n", mux_sizes[i],
// (mux_power_usage.dynamic + mux_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
// fprintf(g_power_output->out, "Energy of Mux (No Activity)\n");
// for (i = 0; i < (sizeof(mux_sizes) / sizeof(int)); i++) {
// t_power_usage mux_power_usage;
//
// power_zero_usage(&mux_power_usage);
//
// dens = (float*) my_realloc(dens, mux_sizes[i] * sizeof(float));
// prob = (float*) my_realloc(prob, mux_sizes[i] * sizeof(float));
// for (j = 0; j < mux_sizes[i]; j++) {
// if (j == 0) {
// dens[j] = 0;
// prob[j] = 1;
// } else {
// dens[j] = 0;
// prob[j] = 0;
// }
// }
// power_usage_mux_multilevel(&mux_power_usage,
// power_get_mux_arch(mux_sizes[i]), prob, dens, 0, FALSE,
// power_callib_period);
// fprintf(g_power_output->out, "%d\t%g\n", mux_sizes[i],
// (mux_power_usage.dynamic + mux_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
// fprintf(g_power_output->out, "Energy of Buffer (High Activity)\n");
// for (i = 0; i < (sizeof(buffer_sizes) / sizeof(float)); i++) {
// power_usage_buffer(&sub_power_usage, buffer_sizes[i], 0.5, 2, FALSE,
// power_callib_period);
// fprintf(g_power_output->out, "%g\t%g\n", buffer_sizes[i],
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
// fprintf(g_power_output->out, "Energy of Buffer (No Activity)\n");
// for (i = 0; i < (sizeof(buffer_sizes) / sizeof(float)); i++) {
// power_usage_buffer(&sub_power_usage, buffer_sizes[i], 1, 0, FALSE,
// power_callib_period);
// fprintf(g_power_output->out, "%g\t%g\n", buffer_sizes[i],
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
fprintf(g_power_output->out, "Energy of LUT (High Activity)\n");
for (i = 0; i < (sizeof(LUT_sizes) / sizeof(int)); i++) {
for (j = 1; j <= LUT_sizes[i]; j++) {
SRAM_bits = (char*) my_realloc(SRAM_bits,
((1 << j) + 1) * sizeof(char));
if (j == 1) {
SRAM_bits[0] = '1';
SRAM_bits[1] = '0';
} else {
for (sram_idx = 0; sram_idx < (1 << (j - 1)); sram_idx++) {
SRAM_bits[sram_idx + (1 << (j - 1))] = binary_not(
SRAM_bits[sram_idx]);
}
}
SRAM_bits[1 << j] = '\0';
}
dens = (float*) my_realloc(dens, LUT_sizes[i] * sizeof(float));
prob = (float*) my_realloc(prob, LUT_sizes[i] * sizeof(float));
for (j = 0; j < LUT_sizes[i]; j++) {
dens[j] = 1.0 / (float) LUT_sizes[i];
prob[j] = 0.5;
}
power_usage_lut(&sub_power_usage, LUT_sizes[i], 1.0, SRAM_bits, prob,
dens, power_callib_period);
t_power_usage power_usage_mux;
float p[6] = { 0.5, 0.5, 0.5, 0.5, 0.5, 0.5 };
float d[6] = { 1, 1, 1, 1, 1, 1 };
power_usage_mux_multilevel(&power_usage_mux, power_get_mux_arch(6, 1.0),
p, d, 0, TRUE, g_solution_inf.T_crit);
power_add_usage(&sub_power_usage, &power_usage_mux);
fprintf(g_power_output->out, "%d\t%g\n", LUT_sizes[i],
power_sum_usage(&sub_power_usage));
}
//
// fprintf(g_power_output->out, "Energy of LUT (No Activity)\n");
// for (i = 0; i < (sizeof(LUT_sizes) / sizeof(int)); i++) {
// for (j = 1; j <= LUT_sizes[i]; j++) {
// SRAM_bits = (char*) my_realloc(SRAM_bits,
// ((1 << j) + 1) * sizeof(char));
// if (j == 1) {
// SRAM_bits[0] = '1';
// SRAM_bits[1] = '0';
// } else {
// for (sram_idx = 0; sram_idx < (1 << (j - 1)); sram_idx++) {
// SRAM_bits[sram_idx + (1 << (j - 1))] = binary_not(
// SRAM_bits[sram_idx]);
// }
// }
// SRAM_bits[1 << j] = '\0';
// }
//
// dens = (float*) my_realloc(dens, LUT_sizes[i] * sizeof(float));
// prob = (float*) my_realloc(prob, LUT_sizes[i] * sizeof(float));
// for (j = 0; j < LUT_sizes[i]; j++) {
// dens[j] = 0;
// prob[j] = 1;
// }
// power_usage_lut(&sub_power_usage, LUT_sizes[i], SRAM_bits, prob, dens,
// power_callib_period);
// fprintf(g_power_output->out, "%d\t%g\n", LUT_sizes[i],
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit * 2);
// }
//
fprintf(g_power_output->out, "Energy of FF (High Activity)\n");
power_usage_ff(&sub_power_usage, 1.0, 0.5, 3, 0.5, 1, 0.5, 2,
power_callib_period);
fprintf(g_power_output->out, "%g\n",
(sub_power_usage.dynamic + sub_power_usage.leakage));
//
// fprintf(g_power_output->out, "Energy of FF (No Activity)\n");
// power_usage_ff(&sub_power_usage, 1, 0, 1, 0, 1, 0, power_callib_period);
// fprintf(g_power_output->out, "%g\n",
// (sub_power_usage.dynamic + sub_power_usage.leakage)
// * g_solution_inf.T_crit * 2);
//
// fprintf(g_power_output->out, "Energy of SB (High Activity)\n");
// for (i = 0; i < (sizeof(sb_buffer_sizes) / sizeof(float)); i++) {
// t_power_usage sb_power_usage;
//
// power_zero_usage(&sb_power_usage);
//
// dens = (float*) my_realloc(dens, sb_mux_sizes[i] * sizeof(float));
// prob = (float*) my_realloc(prob, sb_mux_sizes[i] * sizeof(float));
// for (j = 0; j < sb_mux_sizes[i]; j++) {
// dens[j] = 2;
// prob[j] = 0.5;
// }
//
// power_usage_mux_multilevel(&sub_power_usage,
// power_get_mux_arch(sb_mux_sizes[i]), prob, dens, 0, TRUE,
// power_callib_period);
// power_add_usage(&sb_power_usage, &sub_power_usage);
//
// power_usage_buffer(&sub_power_usage, sb_buffer_sizes[i], 0.5, 2, TRUE,
// power_callib_period);
// power_add_usage(&sb_power_usage, &sub_power_usage);
//
// fprintf(g_power_output->out, "%d\t%.0f\t%g\n", sb_mux_sizes[i],
// sb_buffer_sizes[i],
// (sb_power_usage.dynamic + sb_power_usage.leakage)
// * g_solution_inf.T_crit);
// }
//
// fprintf(g_power_output->out, "Energy of SB (No Activity)\n");
// for (i = 0; i < (sizeof(sb_buffer_sizes) / sizeof(float)); i++) {
// t_power_usage sb_power_usage;
//
// power_zero_usage(&sb_power_usage);
//
// dens = (float*) my_realloc(dens, sb_mux_sizes[i] * sizeof(float));
// prob = (float*) my_realloc(prob, sb_mux_sizes[i] * sizeof(float));
// for (j = 0; j < sb_mux_sizes[i]; j++) {
// if (j == 0) {
// dens[j] = 0;
// prob[j] = 1;
// } else {
// dens[j] = 0;
// prob[j] = 0;
// }
// }
//
// power_usage_mux_multilevel(&sub_power_usage,
// power_get_mux_arch(sb_mux_sizes[i]), prob, dens, 0, TRUE,
// power_callib_period);
// power_add_usage(&sb_power_usage, &sub_power_usage);
//
// power_usage_buffer(&sub_power_usage, sb_buffer_sizes[i], 1, 0, TRUE,
// power_callib_period);
// power_add_usage(&sb_power_usage, &sub_power_usage);
//
// fprintf(g_power_output->out, "%d\t%.0f\t%g\n", sb_mux_sizes[i],
// sb_buffer_sizes[i],
// (sb_power_usage.dynamic + sb_power_usage.leakage)
// * g_solution_inf.T_crit);
//}
}
