diff options
Diffstat (limited to 'src/cachepc.h')
| -rwxr-xr-x | src/cachepc.h | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/cachepc.h b/src/cachepc.h index 8c73249..ccdd2c0 100755 --- a/src/cachepc.h +++ b/src/cachepc.h @@ -103,6 +103,7 @@ cachepc_probe(cacheline *start_cl) { uint64_t pre1, pre2; uint64_t post1, post2; + volatile int i = 0; cacheline *next_cl; cacheline *curr_cl; @@ -112,6 +113,11 @@ cachepc_probe(cacheline *start_cl) cachepc_cpuid(); cachepc_mfence(); + pre1 = cachepc_readpmc(L2_HIT_CNTR); + pre2 = cachepc_readpmc(L2_MISS_CNTR); + + cachepc_cpuid(); + cachepc_mfence(); asm volatile( "mov 8(%[curr_cl]), %%rax \n\t" // +8 "mov 8(%%rax), %%rcx \n\t" // +16 @@ -130,13 +136,13 @@ cachepc_probe(cacheline *start_cl) cachepc_cpuid(); cachepc_mfence(); - pre1 = cachepc_readpmc(L2_HIT_CNTR); - pre2 = cachepc_readpmc(L2_MISS_CNTR); cachepc_cpuid(); cachepc_mfence(); - - msleep(100); + + //msleep(100); + //for(i=0; i<100000; ++i){ + //} post1 = cachepc_readpmc(L2_HIT_CNTR); cachepc_cpuid(); @@ -147,6 +153,7 @@ cachepc_probe(cacheline *start_cl) curr_cl->count = 0; curr_cl->count += post1 - pre1; curr_cl->count += post2 - pre2; + curr_cl = next_cl; } while (__builtin_expect(curr_cl != start_cl, 1)); return curr_cl->next; |