KawPow: fixed crash on old CPUs

- Use `popcnt` instruction only when it's supported
2020-06-10 21:49:43 +02:00 · 2020-06-10 21:49:43 +02:00 · dc0aee1432
commit dc0aee1432
parent e4c8714daa
3 changed files with 27 additions and 3 deletions
--- a/src/backend/cpu/interfaces/ICpuInfo.h
+++ b/src/backend/cpu/interfaces/ICpuInfo.h
@ -61,6 +61,7 @@ public:
        FLAG_SSE2,
        FLAG_SSSE3,
        FLAG_XOP,
+        FLAG_POPCNT,
        FLAG_MAX
    };