Simplify address calculation.

jbikker · Nov 15, 2024 · 2a86aae · 2a86aae
1 parent c279633
commit 2a86aae
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/tiny_bvh_speedtest.cpp b/tiny_bvh_speedtest.cpp
@@ -119,12 +119,17 @@ int main()
 
 	// determine what CPU is running the tests.
 #if (defined(__x86_64__) || defined(_M_X64)) && (defined (_WIN32) || defined(__GNUC__))
-	char model[256]{};
+	char model[64]{};
 	for (unsigned i = 0; i < 3; ++i) {
 #ifdef _WIN32
 		__cpuidex( (int*)(model + i * 16), i + 0x80000002, 0 );
-#elif defined __GNUC__
-		__get_cpuid(i + 0x80000002, (unsigned int*)(model+ i * 16 + 0), (unsigned int*)(model + i * 16 + 4), (unsigned int*)(model + i * 16 + 8), (unsigned int*)(model + i * 16 + 12));
+#elif defined(__GNUC__)
+		__get_cpuid(i + 0x80000002,
+			(unsigned int*)(model) + i * 4 + 0,
+			(unsigned int*)(model) + i * 4 + 1,
+			(unsigned int*)(model) + i * 4 + 2,
+			(unsigned int*)(model) + i * 4 + 3
+		);
 #endif
 	}
 	printf( "running on %s\n", model );