From 1e0e7f5e286c61acac4dab141884a2a4ec89e51f Mon Sep 17 00:00:00 2001
From: rogerman <rogerman@users.noreply.github.com>
Date: Wed, 25 Jul 2018 20:46:42 -0700
Subject: [PATCH] Cocoa Port: When running SoftRasterizer; for every 12 cores
 that would exist, reserve 1 core for the rest of the system. This should help
 maintain performance stability.

---
 desmume/src/frontend/cocoa/cocoa_GPU.mm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/desmume/src/frontend/cocoa/cocoa_GPU.mm b/desmume/src/frontend/cocoa/cocoa_GPU.mm
index 291533b3f..a93e35286 100644
--- a/desmume/src/frontend/cocoa/cocoa_GPU.mm
+++ b/desmume/src/frontend/cocoa/cocoa_GPU.mm
@@ -452,6 +452,11 @@ public:
 		{
 			numberCores = 1;
 		}
+		else
+		{
+			const NSUInteger reserveCoreCount = numberCores / 12; // For every 12 cores, reserve 1 core for the rest of the system.
+			numberCores -= reserveCoreCount;
+		}
 	}
 	else
 	{