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authorBrian Paul <brianp@vmware.com>2009-03-04 16:39:11 -0700
committerBrian Paul <brianp@vmware.com>2009-03-04 16:43:39 -0700
commit16d72437eac3ea9c557424edfc98cd664f4c4ed3 (patch)
tree11197339820e7e6f00470e4522766147d19e2dd0
parentb417c978a95ba7ce7040473fd29ec5009ca66d6d (diff)
mesa: _mesa_get_x86_features() only needs to do its thing once
-rw-r--r--src/mesa/x86/common_x86.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/mesa/x86/common_x86.c b/src/mesa/x86/common_x86.c
index 18b1c2243c..5efdb4f24a 100644
--- a/src/mesa/x86/common_x86.c
+++ b/src/mesa/x86/common_x86.c
@@ -199,10 +199,18 @@ void _mesa_check_os_sse_support( void )
/**
* Initialize the _mesa_x86_cpu_features bitfield.
+ * This is a no-op if called more than once.
*/
void
_mesa_get_x86_features(void)
{
+ static int called = 0;
+
+ if (called)
+ return;
+
+ called = 1;
+
#ifdef USE_X86_ASM
_mesa_x86_cpu_features = 0x0;