diff options
| author | David Goldblatt <davidgoldblatt@fb.com> | 2017-05-30 17:45:37 (GMT) |
|---|---|---|
| committer | David Goldblatt <davidtgoldblatt@gmail.com> | 2017-05-31 20:08:45 (GMT) |
| commit | 8261e581be517f4fe193ead2c9b662717d9ca5e0 (patch) | |
| tree | 4dbd5e4a2f434e23d29494c6f7821eedd44b3b78 /src/sz.c | |
| parent | 041e041e1f23a03d1019330c8401a01285feb44f (diff) | |
| download | jemalloc-8261e581be517f4fe193ead2c9b662717d9ca5e0.zip jemalloc-8261e581be517f4fe193ead2c9b662717d9ca5e0.tar.gz jemalloc-8261e581be517f4fe193ead2c9b662717d9ca5e0.tar.bz2 | |
Header refactoring: Pull size helpers out of jemalloc module.
Diffstat (limited to 'src/sz.c')
| -rw-r--r-- | src/sz.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/sz.c b/src/sz.c new file mode 100644 index 0000000..0986615 --- /dev/null +++ b/src/sz.c @@ -0,0 +1,106 @@ +#include "jemalloc/internal/jemalloc_preamble.h" +#include "jemalloc/internal/sz.h" + +JEMALLOC_ALIGNED(CACHELINE) +const size_t sz_pind2sz_tab[NPSIZES+1] = { +#define PSZ_yes(lg_grp, ndelta, lg_delta) \ + (((ZU(1)<<lg_grp) + (ZU(ndelta)<<lg_delta))), +#define PSZ_no(lg_grp, ndelta, lg_delta) +#define SC(index, lg_grp, lg_delta, ndelta, psz, bin, pgs, lg_delta_lookup) \ + PSZ_##psz(lg_grp, ndelta, lg_delta) + SIZE_CLASSES +#undef PSZ_yes +#undef PSZ_no +#undef SC + (LARGE_MAXCLASS + PAGE) +}; + +JEMALLOC_ALIGNED(CACHELINE) +const size_t sz_index2size_tab[NSIZES] = { +#define SC(index, lg_grp, lg_delta, ndelta, psz, bin, pgs, lg_delta_lookup) \ + ((ZU(1)<<lg_grp) + (ZU(ndelta)<<lg_delta)), + SIZE_CLASSES +#undef SC +}; + +JEMALLOC_ALIGNED(CACHELINE) +const uint8_t sz_size2index_tab[] = { +#if LG_TINY_MIN == 0 +#warning "Dangerous LG_TINY_MIN" +#define S2B_0(i) i, +#elif LG_TINY_MIN == 1 +#warning "Dangerous LG_TINY_MIN" +#define S2B_1(i) i, +#elif LG_TINY_MIN == 2 +#warning "Dangerous LG_TINY_MIN" +#define S2B_2(i) i, +#elif LG_TINY_MIN == 3 +#define S2B_3(i) i, +#elif LG_TINY_MIN == 4 +#define S2B_4(i) i, +#elif LG_TINY_MIN == 5 +#define S2B_5(i) i, +#elif LG_TINY_MIN == 6 +#define S2B_6(i) i, +#elif LG_TINY_MIN == 7 +#define S2B_7(i) i, +#elif LG_TINY_MIN == 8 +#define S2B_8(i) i, +#elif LG_TINY_MIN == 9 +#define S2B_9(i) i, +#elif LG_TINY_MIN == 10 +#define S2B_10(i) i, +#elif LG_TINY_MIN == 11 +#define S2B_11(i) i, +#else +#error "Unsupported LG_TINY_MIN" +#endif +#if LG_TINY_MIN < 1 +#define S2B_1(i) S2B_0(i) S2B_0(i) +#endif +#if LG_TINY_MIN < 2 +#define S2B_2(i) S2B_1(i) S2B_1(i) +#endif +#if LG_TINY_MIN < 3 +#define S2B_3(i) S2B_2(i) S2B_2(i) +#endif +#if LG_TINY_MIN < 4 +#define S2B_4(i) S2B_3(i) S2B_3(i) +#endif +#if LG_TINY_MIN < 5 +#define S2B_5(i) S2B_4(i) S2B_4(i) +#endif +#if LG_TINY_MIN < 6 +#define S2B_6(i) S2B_5(i) S2B_5(i) +#endif +#if LG_TINY_MIN < 7 +#define S2B_7(i) S2B_6(i) S2B_6(i) +#endif +#if LG_TINY_MIN < 8 +#define S2B_8(i) S2B_7(i) S2B_7(i) +#endif +#if LG_TINY_MIN < 9 +#define S2B_9(i) S2B_8(i) S2B_8(i) +#endif +#if LG_TINY_MIN < 10 +#define S2B_10(i) S2B_9(i) S2B_9(i) +#endif +#if LG_TINY_MIN < 11 +#define S2B_11(i) S2B_10(i) S2B_10(i) +#endif +#define S2B_no(i) +#define SC(index, lg_grp, lg_delta, ndelta, psz, bin, pgs, lg_delta_lookup) \ + S2B_##lg_delta_lookup(index) + SIZE_CLASSES +#undef S2B_3 +#undef S2B_4 +#undef S2B_5 +#undef S2B_6 +#undef S2B_7 +#undef S2B_8 +#undef S2B_9 +#undef S2B_10 +#undef S2B_11 +#undef S2B_no +#undef SC +}; |