SPARC assembly optimizations from David Miller.

1 files changed, 109 insertions, 0 deletions

diff --git a/src/mesa/sparc/sparc.c b/src/mesa/sparc/sparc.c
new file mode 100644
index 0000000000..83741cf319
--- /dev/null
+++ b/src/mesa/sparc/sparc.c
@@ -0,0 +1,109 @@
+/* $Id: sparc.c,v 1.1 2001/05/23 14:27:03 brianp Exp $ */
+
+/*
+ * 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.
+ */
+
+/*
+ * Sparc assembly code by David S. Miller
+ */
+
+
+#include "glheader.h"
+#include "context.h"
+#include "math/m_vertices.h"
+#include "math/m_xform.h"
+#include "tnl/t_context.h"
+#include "sparc.h"
+
+#ifdef DEBUG
+#include "math/m_debug.h"
+#endif
+
+#define XFORM_ARGS 	GLvector4f *to_vec, 		\
+			const GLfloat m[16], 		\
+			const GLvector4f *from_vec
+
+#define DECLARE_XFORM_GROUP(pfx, sz)					   \
+ extern void _mesa_##pfx##_transform_points##sz##_general(XFORM_ARGS);     \
+ extern void _mesa_##pfx##_transform_points##sz##_identity(XFORM_ARGS);    \
+ extern void _mesa_##pfx##_transform_points##sz##_3d_no_rot(XFORM_ARGS);   \
+ extern void _mesa_##pfx##_transform_points##sz##_perspective(XFORM_ARGS); \
+ extern void _mesa_##pfx##_transform_points##sz##_2d(XFORM_ARGS);          \
+ extern void _mesa_##pfx##_transform_points##sz##_2d_no_rot(XFORM_ARGS);   \
+ extern void _mesa_##pfx##_transform_points##sz##_3d(XFORM_ARGS);
+
+#define ASSIGN_XFORM_GROUP(pfx, sz)					\
+   _mesa_transform_tab[sz][MATRIX_GENERAL] =				\
+      _mesa_##pfx##_transform_points##sz##_general;			\
+   _mesa_transform_tab[sz][MATRIX_IDENTITY] =				\
+      _mesa_##pfx##_transform_points##sz##_identity;			\
+   _mesa_transform_tab[sz][MATRIX_3D_NO_ROT] =				\
+      _mesa_##pfx##_transform_points##sz##_3d_no_rot;			\
+   _mesa_transform_tab[sz][MATRIX_PERSPECTIVE] =			\
+      _mesa_##pfx##_transform_points##sz##_perspective;			\
+   _mesa_transform_tab[sz][MATRIX_2D] =					\
+      _mesa_##pfx##_transform_points##sz##_2d;				\
+   _mesa_transform_tab[sz][MATRIX_2D_NO_ROT] =				\
+      _mesa_##pfx##_transform_points##sz##_2d_no_rot;			\
+   _mesa_transform_tab[sz][MATRIX_3D] =					\
+      _mesa_##pfx##_transform_points##sz##_3d;
+
+
+#ifdef USE_SPARC_ASM
+DECLARE_XFORM_GROUP(sparc, 1)
+DECLARE_XFORM_GROUP(sparc, 2)
+DECLARE_XFORM_GROUP(sparc, 3)
+DECLARE_XFORM_GROUP(sparc, 4)
+
+extern GLvector4f  *_mesa_sparc_cliptest_points4(GLvector4f *clip_vec,
+						 GLvector4f *proj_vec,
+						 GLubyte clipMask[],
+						 GLubyte *orMask,
+						 GLubyte *andMask);
+
+extern GLvector4f  *_mesa_sparc_cliptest_points4_np(GLvector4f *clip_vec,
+						    GLvector4f *proj_vec,
+						    GLubyte clipMask[],
+						    GLubyte *orMask,
+						    GLubyte *andMask);
+#endif
+
+void _mesa_init_all_sparc_transform_asm(void)
+{
+#ifdef USE_SPARC_ASM
+   ASSIGN_XFORM_GROUP(sparc, 1)
+   ASSIGN_XFORM_GROUP(sparc, 2)
+   ASSIGN_XFORM_GROUP(sparc, 3)
+   ASSIGN_XFORM_GROUP(sparc, 4)
+
+   _mesa_clip_tab[4] = _mesa_sparc_cliptest_points4;
+   _mesa_clip_np_tab[4] = _mesa_sparc_cliptest_points4_np;
+
+#ifdef DEBUG
+   _math_test_all_transform_functions("sparc");
+   _math_test_all_cliptest_functions("sparc");
+#endif
+
+#endif
+}