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Code Issues Releases Wiki Activity

Add dedicated steps for loops and accel

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This commit is contained in:
Jens Steube 2016-02-14 18:23:21 +01:00
parent 72e0553e44
commit 515385c57d
1 changed files with 44 additions and 39 deletions
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83
src/oclHashcat.c
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@ -2787,42 +2787,47 @@ static void autotune (hc_device_param_t *device_param)
hc_clEnqueueWriteBuffer (data.ocl, device_param->command_queue, device_param->d_pws_buf, CL_TRUE, 0, device_param->size_pws, device_param->pws_buf, 0, NULL, NULL);
hc_clEnqueueWriteBuffer (data.ocl, device_param->command_queue, device_param->d_pws_amp_buf, CL_TRUE, 0, device_param->size_pws, device_param->pws_buf, 0, NULL, NULL);
// good increase steps
// steps for loops
u32 steps[32];
#define STEPS_LOOPS_CNT 15
steps[ 0] = 1;
steps[ 1] = 2;
steps[ 2] = 3;
steps[ 3] = 4;
steps[ 4] = 8;
steps[ 5] = 12;
steps[ 6] = 16;
steps[ 7] = 24;
steps[ 8] = 28;
steps[ 9] = 32;
steps[10] = 40;
steps[11] = 48;
steps[12] = 56;
steps[13] = 64;
steps[14] = 80;
steps[15] = 96;
steps[16] = 100;
steps[17] = 112;
steps[18] = 128;
steps[19] = 160;
steps[20] = 200;
steps[21] = 250;
steps[22] = 256;
steps[23] = 384;
steps[24] = 400;
steps[25] = 500;
steps[26] = 512;
steps[27] = 640;
steps[28] = 768;
steps[29] = 800;
steps[30] = 1000;
steps[31] = 1024;
u32 steps_loops[STEPS_LOOPS_CNT];
steps_loops[ 0] = 1;
steps_loops[ 1] = 2;
steps_loops[ 2] = 4;
steps_loops[ 3] = 8;
steps_loops[ 4] = 16;
steps_loops[ 5] = 32;
steps_loops[ 6] = 64;
steps_loops[ 7] = 100;
steps_loops[ 8] = 128;
steps_loops[ 9] = 200;
steps_loops[10] = 256;
steps_loops[11] = 500;
steps_loops[12] = 512;
steps_loops[13] = 1000;
steps_loops[14] = 1024;
// steps for accel
#define STEPS_ACCEL_CNT 13
u32 steps_accel[STEPS_ACCEL_CNT];
steps_accel[ 0] = 1;
steps_accel[ 1] = 2;
steps_accel[ 2] = 4;
steps_accel[ 3] = 8;
steps_accel[ 4] = 16;
steps_accel[ 5] = 32;
steps_accel[ 6] = 64;
steps_accel[ 7] = 128;
steps_accel[ 8] = 256;
steps_accel[ 9] = 384;
steps_accel[10] = 512;
steps_accel[11] = 768;
steps_accel[12] = 1024;
// find out highest kernel-loops that stays below target_ms, we can use it later for multiplication as this is a linear function
@ -2832,7 +2837,7 @@ static void autotune (hc_device_param_t *device_param)
{
const double exec_ms = try_run (device_param, kernel_accel_min, kernel_loops_tmp, 1);
if (exec_ms < target_ms) break;
if ((exec_ms * 3) < target_ms) break;
if (kernel_loops_tmp == kernel_loops_min) break;
}
@ -2841,9 +2846,9 @@ static void autotune (hc_device_param_t *device_param)
double e_best = 0;
for (int i = 0; i < 32; i++)
for (int i = 0; i < STEPS_ACCEL_CNT; i++)
{
const u32 kernel_accel_try = steps[i];
const u32 kernel_accel_try = steps_accel[i];
if (kernel_accel_try < kernel_accel_min) continue;
if (kernel_accel_try > kernel_accel_max) break;
@ -2866,9 +2871,9 @@ static void autotune (hc_device_param_t *device_param)
e_best = 0;
for (int i = 0; i < 32; i++)
for (int i = 0; i < STEPS_LOOPS_CNT; i++)
{
const u32 kernel_loops_try = steps[i];
const u32 kernel_loops_try = steps_loops[i];
if (kernel_loops_try < kernel_loops_min) continue;
if (kernel_loops_try > kernel_loops_max) break;