[llvm] 15cb5eb - [Support] Use llvm::popcount (NFC)

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2023-02-12T13:39:18-08:00
New Revision: 15cb5ebed7a45002abb617600ca1d6609b0dc5a9

URL: https://github.com/llvm/llvm-project/commit/15cb5ebed7a45002abb617600ca1d6609b0dc5a9
DIFF: https://github.com/llvm/llvm-project/commit/15cb5ebed7a45002abb617600ca1d6609b0dc5a9.diff

LOG: [Support] Use llvm::popcount (NFC)

This should fix builds on Windows.

Added: 
    

Modified: 
    llvm/lib/Support/Windows/Threading.inc

Removed: 
    


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diff  --git a/llvm/lib/Support/Windows/Threading.inc b/llvm/lib/Support/Windows/Threading.inc
index aa47484cb5cec..4baf8b8cb82ae 100644
--- a/llvm/lib/Support/Windows/Threading.inc
+++ b/llvm/lib/Support/Windows/Threading.inc
@@ -233,7 +233,7 @@ static ArrayRef<ProcessorGroup> getProcessorGroups() {
         unsigned CurrentGroupID = (*ActiveGroups)[0];
         ProcessorGroup NewG{Groups[CurrentGroupID]};
         NewG.Affinity = ProcessAffinityMask;
-        NewG.UsableThreads = countPopulation(ProcessAffinityMask);
+        NewG.UsableThreads = llvm::popcount(ProcessAffinityMask);
         Groups.clear();
         Groups.push_back(NewG);
       }