diff options
Diffstat (limited to 'nacl/cpucycles/hppapstat.c')
-rw-r--r-- | nacl/cpucycles/hppapstat.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nacl/cpucycles/hppapstat.c b/nacl/cpucycles/hppapstat.c new file mode 100644 index 00000000..5ae1e843 --- /dev/null +++ b/nacl/cpucycles/hppapstat.c | |||
@@ -0,0 +1,26 @@ | |||
1 | #include <stdio.h> | ||
2 | #include <unistd.h> | ||
3 | #include <sys/types.h> | ||
4 | #include <sys/param.h> | ||
5 | #include <sys/pstat.h> | ||
6 | #include <machine/inline.h> | ||
7 | |||
8 | long long cpucycles_hppapstat(void) | ||
9 | { | ||
10 | register long long result; | ||
11 | _MFCTL(16,result); | ||
12 | return result; | ||
13 | } | ||
14 | |||
15 | long long cpucycles_hppapstat_persecond(void) | ||
16 | { | ||
17 | struct pst_processor pst; | ||
18 | union pstun pu; | ||
19 | double result; | ||
20 | |||
21 | pu.pst_processor = &pst; | ||
22 | if (pstat(PSTAT_PROCESSOR,pu,sizeof(pst),1,0) < 0) return 0; | ||
23 | result = pst.psp_iticksperclktick; | ||
24 | result *= (double) sysconf(_SC_CLK_TCK); | ||
25 | return result; | ||
26 | } | ||