89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include "ihklib.h"
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#define Q(x) #x
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#define QUOTE(x) Q(x)
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#define _OKNG(verb, cond, fmt, args...) do { \
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if (cond) { \
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if (verb) \
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printf("[OK] " fmt "\n", ##args); \
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} else { \
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printf("[NG] " fmt "\n", ##args); \
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goto out; \
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} \
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} while (0)
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#define OKNG(args...) _OKNG(1, ##args)
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#define NG(args...) _OKNG(0, ##args)
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#define CVAL(event, mask) \
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((((event) & 0xf00) << 24) | ((mask) << 8) | ((event) & 0xff))
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#define CVAL2(event, mask, inv, count) \
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((((event) & 0xf00) << 24) | ((mask) << 8) | ((event) & 0xff) | \
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((inv & 1) << 23) | ((count & 0xff) << 24))
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/* Intel Nehalem specific */
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struct ihk_perf_event_attr attr[] = {
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{ .config = CVAL(0xc0, 0x00), .exclude_kernel = 1 }, /* INSTRUCTIONS */
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{ .config = CVAL(0x3c, 0x00), .exclude_kernel = 1 }, /* CYCLE */
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{ .config = CVAL(0x43, 0x01), .exclude_kernel = 1 }, /* L1D_REQUEST */
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{ .config = CVAL(0x51, 0x01), .exclude_kernel = 1 }, /* L1D_MISS */
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{ .config = CVAL(0x80, 0x03), .exclude_kernel = 1 }, /* L1I_REQUEST */
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{ .config = CVAL(0x80, 0x02), .exclude_kernel = 1 }, /* L1I_MISS */
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{ .config = CVAL(0x24, 0xaa), .exclude_kernel = 1 }, /* L2_MISS */
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{ .config = CVAL(0x2e, 0x41), .exclude_kernel = 1 }, /* LLC_MISS */
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{ .config = CVAL(0x49, 0x01), .exclude_kernel = 1 }, /* DTLB_MISS */
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{ .config = CVAL(0x85, 0x01), .exclude_kernel = 1 }, /* ITLB_MISS */
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{ .config = CVAL2(0x0e, 0x01, 1, 1), .exclude_kernel = 1 }, /* STALL */
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};
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int main(int argc, char **argv)
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{
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int ret;
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int i, j;
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int event_num = 0;
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char *prefix = QUOTE(MCKDIR);
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char cmd[1024];
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unsigned long counter[4] = {0, 0, 0, 0};
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// INVALID index
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ret = ihk_os_setperfevent(99, attr, 1);
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OKNG(ret < 0, "INVALID index ret: %d", ret);
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// event_num 1
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for (j = 1; j < 5; j++) {
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printf("*** event_num %d ***************************\n", j);
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ret = ihk_os_setperfevent(0, attr, j);
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OKNG(ret == j, "setperfevent ret: %d", ret);
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event_num = ret;
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ret = ihk_os_perfctl(0, PERF_EVENT_ENABLE);
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OKNG(ret == 0, "ENABLE ret: %d", ret);
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sprintf(cmd, "%s/bin/mcexec ./1141_mck > /dev/null", prefix);
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ret = system(cmd);
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OKNG(ret == 0, "system mcexec");
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ret = ihk_os_perfctl(0, PERF_EVENT_DISABLE);
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OKNG(ret == 0, "DISABLE ret: %d", ret);
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ret = ihk_os_getperfevent(0, counter, event_num);
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OKNG(ret == 0, "getperfevent ret: %d", ret);
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for (i = 0; i < event_num; i++) {
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printf("read_value[%d] %ld\n", i, counter[i]);
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}
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}
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ret = 0;
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out:
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return ret;
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}
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