-/* $Id: x86-64.c,v 1.2 2005/09/19 20:12:33 brianp Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 6.3
*
* Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
*
* 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
/*
#ifdef USE_X86_64_ASM
-#include "glheader.h"
-#include "context.h"
+#include "main/glheader.h"
+#include "main/context.h"
#include "math/m_xform.h"
#include "tnl/t_context.h"
#include "x86-64.h"
-#include "../x86/common_x86_macros.h"
+#include "../x86/x86_xform.h"
#ifdef DEBUG
#include "math/m_debug.h"
#endif
+extern void _mesa_x86_64_cpuid(unsigned int *regs);
+
DECLARE_XFORM_GROUP( x86_64, 4 )
+DECLARE_XFORM_GROUP( 3dnow, 4 )
+#else
+/* just to silence warning below */
+#include "x86-64.h"
#endif
/*
#ifdef USE_X86_64_ASM
static void message( const char *msg )
{
- GLboolean debug;
-#ifdef DEBUG
- debug = GL_TRUE;
-#else
- if ( _mesa_getenv( "MESA_DEBUG" ) ) {
- debug = GL_TRUE;
- } else {
- debug = GL_FALSE;
- }
-#endif
- if ( debug ) {
+ if (_mesa_getenv("MESA_DEBUG")) {
_mesa_debug( NULL, "%s", msg );
}
}
void _mesa_init_all_x86_64_transform_asm(void)
{
#ifdef USE_X86_64_ASM
+ unsigned int regs[4];
if ( _mesa_getenv( "MESA_NO_ASM" ) ) {
return;
message("Initializing x86-64 optimizations\n");
- ASSIGN_XFORM_GROUP( x86_64, 4 );
- /*
_mesa_transform_tab[4][MATRIX_GENERAL] =
_mesa_x86_64_transform_points4_general;
_mesa_transform_tab[4][MATRIX_IDENTITY] =
_mesa_x86_64_transform_points4_identity;
_mesa_transform_tab[4][MATRIX_3D] =
_mesa_x86_64_transform_points4_3d;
- _mesa_transform_tab[4][MATRIX_3D_NO_ROT] =
- _mesa_x86_64_transform_points4_3d_no_rot;
- _mesa_transform_tab[4][MATRIX_PERSPECTIVE] =
- _mesa_x86_64_transform_points4_perspective;
- _mesa_transform_tab[4][MATRIX_2D_NO_ROT] =
- _mesa_x86_64_transform_points4_2d_no_rot;
- _mesa_transform_tab[4][MATRIX_2D] =
- _mesa_x86_64_transform_points4_2d;
- */
+
+ regs[0] = 0x80000001;
+ regs[1] = 0x00000000;
+ regs[2] = 0x00000000;
+ regs[3] = 0x00000000;
+ _mesa_x86_64_cpuid(regs);
+ if (regs[3] & (1U << 31)) {
+ message("3Dnow! detected\n");
+ _mesa_transform_tab[4][MATRIX_3D_NO_ROT] =
+ _mesa_3dnow_transform_points4_3d_no_rot;
+ _mesa_transform_tab[4][MATRIX_PERSPECTIVE] =
+ _mesa_3dnow_transform_points4_perspective;
+ _mesa_transform_tab[4][MATRIX_2D_NO_ROT] =
+ _mesa_3dnow_transform_points4_2d_no_rot;
+ _mesa_transform_tab[4][MATRIX_2D] =
+ _mesa_3dnow_transform_points4_2d;
+
+ }
+
-#ifdef DEBUG
+#ifdef DEBUG_MATH
_math_test_all_transform_functions("x86_64");
_math_test_all_cliptest_functions("x86_64");
_math_test_all_normal_transform_functions("x86_64");