- _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;
+
+ }
+