ISAR/libmdbx
3
0
Fork 0
mirror of https://github.com/isar/libmdbx.git synced 2025-10-31 15:38:57 +08:00
Code Issues Packages Projects Releases Wiki Activity

mdbx: more parallelable CMP2INT for E2K.

Browse Source
This commit is contained in:
Leonid Yuriev
2021-11-10 03:17:59 +03:00
parent e488604448
commit 0e2ca3eb51
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/internals.h
View File

@@ -1501,10 +1501,11 @@ typedef struct MDBX_node {
* | 1, a > b
* \
*/
#if 1
#ifndef __e2k__
/* LY: fast enough on most systems */
#define CMP2INT(a, b) (((b) > (a)) ? -1 : (a) > (b))
#else
/* LY: more parallelable on VLIW Elbrus */
#define CMP2INT(a, b) (((a) > (b)) - ((b) > (a)))
#endif