summaryrefslogtreecommitdiffstats
path: root/src/mesa/x86/common_x86.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/x86/common_x86.c')
-rw-r--r--src/mesa/x86/common_x86.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/src/mesa/x86/common_x86.c b/src/mesa/x86/common_x86.c
new file mode 100644
index 00000000000..7d30be94cf8
--- /dev/null
+++ b/src/mesa/x86/common_x86.c
@@ -0,0 +1,77 @@
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 3.1
+ *
+ * Copyright (C) 1999 Brian Paul All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+/*
+ * Check CPU capabilities & initialize optimized funtions for this particular
+ * processor.
+ *
+ * Written by Holger Waechtler <[email protected]>
+ */
+
+#include <stdlib.h>
+#include "common_x86asm.h"
+
+int gl_x86_cpu_features = 0;
+
+
+void gl_init_all_x86_asm (void)
+{
+#ifdef USE_X86_ASM
+ gl_x86_cpu_features = gl_identify_x86_cpu_features ();
+
+ if (gl_x86_cpu_features & GL_CPU_GenuineIntel) {
+ printf ("GenuineIntel cpu detected.\n");
+ }
+ gl_init_x86_asm_transforms ();
+
+
+#ifdef USE_MMX_ASM
+ if (gl_x86_cpu_features & GL_CPU_MMX) {
+ char *s = getenv( "MESA_NO_MMX" );
+ if (s == NULL) {
+ printf ("MMX cpu detected.\n");
+ } else {
+ gl_x86_cpu_features &= (!GL_CPU_MMX);
+ }
+ }
+#endif
+
+
+#ifdef USE_3DNOW_ASM
+ if (gl_x86_cpu_features & GL_CPU_3Dnow) {
+ char *s = getenv( "MESA_NO_3DNOW" );
+ if (s == NULL) {
+ printf ("3Dnow cpu detected.\n");
+ gl_init_3dnow_asm_transforms ();
+ } else {
+ gl_x86_cpu_features &= (!GL_CPU_3Dnow);
+ }
+ }
+#endif
+
+#endif
+}
+