[PATCH] Add support for AltiVec detection for OpenBSD/PowerPC.
Brad Smith
brad at comstyle.com
Mon Aug 2 10:37:49 PDT 2010
Bug 29331.
---
pixman/pixman-cpu.c | 25 ++++++++++++++++++++++++-
1 files changed, 24 insertions(+), 1 deletions(-)
diff --git a/pixman/pixman-cpu.c b/pixman/pixman-cpu.c
index e96b140..e4fb1e4 100644
--- a/pixman/pixman-cpu.c
+++ b/pixman/pixman-cpu.c
@@ -61,6 +61,29 @@ pixman_have_vmx (void)
return have_vmx;
}
=20
+#elif defined (__OpenBSD__)
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#include <machine/cpu.h>
+
+static pixman_bool_t
+pixman_have_vmx (void)
+{
+ if (!initialized)
+ {
+ int mib[2] =3D { CTL_MACHDEP, CPU_ALTIVEC };
+ size_t length =3D sizeof(have_vmx);
+ int error =3D
+ sysctl (mib, 2, &have_vmx, &length, NULL, 0);
+
+ if (error !=3D 0)
+ have_vmx =3D FALSE;
+
+ initialized =3D TRUE;
+ }
+ return have_vmx;
+}
+
#elif defined (__linux__)
#include <sys/types.h>
#include <sys/stat.h>
@@ -123,7 +146,7 @@ pixman_have_vmx (void)
return have_vmx;
}
=20
-#else /* !__APPLE__ && !__linux__ */
+#else /* !__APPLE__ && !__OpenBSD__ && !__linux__ */
#include <signal.h>
#include <setjmp.h>
=20
--=20
1.7.1.1
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