Use m4 to clean up gen4 asm progs. Start adding projective transform support.

Use macros for register names, modularize functions into separate files.

1 files changed, 51 insertions, 0 deletions

diff --git a/src/exa_wm_projective.g4i b/src/exa_wm_projective.g4i
new file mode 100644
index 00000000..13da99c8
--- /dev/null
+++ b/src/exa_wm_projective.g4i
@@ -0,0 +1,51 @@
+/*
+ * Copyright © 2006 Intel Corporation
+ *
+ * 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 (including the next
+ * paragraph) 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
+ * 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.
+ *
+ * Authors:
+ *    Wang Zhenyu <zhenyu.z.wang@intel.com>
+ *    Keith Packard <keithp@keithp.com>
+ */
+
+/********** Compute w *************/
+
+mul (16)	temp_x<1>F	dst_x<8,8,1>F	dw_dx		{ compr align1 };
+mul (16)	temp_y<1>F	dst_y<8,8,1>F	dw_dy		{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	temp_y<8,8,1>F	{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	wo		{ compr align1 };
+send (8) 0	w_0<1>F		temp_x_0<8,8,1>F math inv mlen 1 rlen 1	{ compr align1 };
+send (8) 0	w_1<1>F		temp_x_1<8,8,1>F math inv mlen 1 rlen 1	{ compr align1 };
+
+/********** Compute u *************/
+
+mul (16)	temp_x<1>F	dst_x<8,8,1>F	du_dx		{ compr align1 };
+mul (16)	temp_y<1>F	dst_y<8,8,1>F	du_dy		{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	temp_y<8,8,1>F	{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	uo		{ compr align1 };
+mul (16)	u<1>F		temp_x<8,8,1>F	w<8,8,1>F	{ compr align1 };
+
+/********** Compute v *************/
+
+mul (16)	temp_x<1>F	dst_x<8,8,1>F	dv_dx		{ compr align1 };
+mul (16)	temp_y<1>F	dst_y<8,8,1>F	dv_dy		{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	temp_y<8,8,1>F	{ compr align1 };
+add (16)	temp_x<1>F	temp_x<8,8,1>F	vo		{ compr align1 };
+mul (16)	v<1>F		temp_x<8,8,1>F	w<8,8,1>F	{ compr align1 };