diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8bf5d30..37690a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -612,6 +612,7 @@ set(src_sys_dedicated	sys/linux/dedicated.cpp)
 
 if (APPLE)
 	set(src_sys_base
+		sys/cpu.cpp
 		sys/threads.cpp
 		sys/sys_local.cpp
 		sys/posix/posix_net.cpp
@@ -633,6 +634,7 @@ if (APPLE)
 	)
 elseif (WIN32)
 	set(src_sys_base
+		sys/cpu.cpp
 		sys/threads.cpp
 		sys/sys_local.cpp
 		sys/win32/win_cpu.cpp
@@ -653,6 +655,7 @@ elseif (WIN32)
 	)
 else()
 	set(src_sys_base
+		sys/cpu.cpp
 		sys/threads.cpp
 		sys/sys_local.cpp
 		sys/posix/posix_net.cpp
diff --git a/idlib/math/Simd.cpp b/idlib/math/Simd.cpp
index b540e44..e0482bd 100644
--- a/idlib/math/Simd.cpp
+++ b/idlib/math/Simd.cpp
@@ -112,14 +112,9 @@ void idSIMD::InitProcessor( const char *module, bool forceGeneric ) {
 		idLib::common->Printf( "%s using %s for SIMD processing\n", module, SIMDProcessor->GetName() );
 	}
 
-	if ( cpuid & CPUID_FTZ ) {
+	if ( cpuid & CPUID_SSE ) {
 		idLib::sys->FPU_SetFTZ( true );
-		idLib::common->Printf( "enabled Flush-To-Zero mode\n" );
-	}
-
-	if ( cpuid & CPUID_DAZ ) {
 		idLib::sys->FPU_SetDAZ( true );
-		idLib::common->Printf( "enabled Denormals-Are-Zero mode\n" );
 	}
 }
 
diff --git a/sys/sys_public.h b/sys/sys_public.h
index 17af79e..49ad389 100644
--- a/sys/sys_public.h
+++ b/sys/sys_public.h
@@ -39,8 +39,6 @@ typedef enum {
 	CPUID_SSE2							= 0x00080,	// Streaming SIMD Extensions 2
 	CPUID_SSE3							= 0x00100,	// Streaming SIMD Extentions 3 aka Prescott's New Instructions
 	CPUID_ALTIVEC						= 0x00200,	// AltiVec
-	CPUID_FTZ							= 0x04000,	// Flush-To-Zero mode (denormal results are flushed to zero)
-	CPUID_DAZ							= 0x08000	// Denormals-Are-Zero mode (denormal source operands are set to zero)
 } cpuid_t;
 
 typedef enum {
@@ -169,10 +167,10 @@ void			Sys_FPU_SetPrecision( int precision );
 // sets the FPU rounding mode
 void			Sys_FPU_SetRounding( int rounding );
 
-// sets Flush-To-Zero mode (only available when CPUID_FTZ is set)
+// sets Flush-To-Zero mode
 void			Sys_FPU_SetFTZ( bool enable );
 
-// sets Denormals-Are-Zero mode (only available when CPUID_DAZ is set)
+// sets Denormals-Are-Zero mode
 void			Sys_FPU_SetDAZ( bool enable );
 
 // returns amount of system ram