From 873a9fa7e5083de46f37718d0805aeec176af584 Mon Sep 17 00:00:00 2001 From: Wunkolo Date: Wed, 23 Feb 2022 20:28:25 -0800 Subject: cpu_detect: Add missing `lzcnt` detection --- src/common/x64/cpu_detect.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'src') diff --git a/src/common/x64/cpu_detect.cpp b/src/common/x64/cpu_detect.cpp index 65369bfbe..a95dc15a3 100644 --- a/src/common/x64/cpu_detect.cpp +++ b/src/common/x64/cpu_detect.cpp @@ -138,6 +138,7 @@ static CPUCaps Detect() { if (max_ex_fn >= 0x80000001) { // Check for more features __cpuid(cpu_id, 0x80000001); + caps.lzcnt = Common::Bit<5>(cpu_id[2]); caps.fma4 = Common::Bit<16>(cpu_id[2]); } -- cgit v1.2.3