157 lines
4.5 KiB
Plaintext
157 lines
4.5 KiB
Plaintext
/*
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* Copyright © 2006 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Wang Zhenyu <zhenyu.z.wang@intel.com>
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* Keith Packard <keithp@keithp.com>
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*/
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/*
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* Input parameters
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*/
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/* Destination X/Y */
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define(`dst_x_uw', `g1.8<2,4,0>UW')
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define(`dst_y_uw', `g1.10<2,4,0>UW')
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define(`screen_x0', `g1.0<0,1,0>F')
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define(`screen_y0', `g1.4<0,1,0>F')
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/* Source transformation parameters */
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define(`src_du_dx', `g3.0<0,1,0>F')
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define(`src_du_dy', `g3.4<0,1,0>F')
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define(`src_uo', `g3.12<0,1,0>F')
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define(`src_dv_dx', `g3.16<0,1,0>F')
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define(`src_dv_dy', `g3.20<0,1,0>F')
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define(`src_vo', `g3.28<0,1,0>F')
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define(`src_dw_dx', `g4.0<0,1,0>F')
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define(`src_dw_dy', `g4.4<0,1,0>F')
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define(`src_wo', `g4.12<0,1,0>F')
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define(`mask_du_dx', `g5.0<0,1,0>F')
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define(`mask_du_dy', `g5.4<0,1,0>F')
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define(`mask_uo', `g5.12<0,1,0>F')
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define(`mask_dv_dx', `g5.16<0,1,0>F')
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define(`mask_dv_dy', `g5.20<0,1,0>F')
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define(`mask_vo', `g5.28<0,1,0>F')
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define(`mask_dw_dx', `g6.0<0,1,0>F')
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define(`mask_dw_dy', `g6.4<0,1,0>F')
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define(`mask_wo', `g6.12<0,1,0>F')
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/*
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* Local variables. Pairs must be aligned on even reg boundry
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*/
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/* this holds the X dest coordinates */
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define(`dst_x', `g8')
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define(`dst_x_0', `dst_x')
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define(`dst_x_1', `g9')
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/* this holds the Y dest coordinates */
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define(`dst_y', `g10')
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define(`dst_y_0', `dst_y')
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define(`dst_y_1', `g11')
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/* When computing x * dn/dx, use this */
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define(`temp_x', `g30')
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define(`temp_x_0', `temp_x')
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define(`temp_x_1', `g31')
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/* When computing y * dn/dy, use this */
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define(`temp_y', `g28')
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define(`temp_y_0', temp_y)
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define(`temp_y_1', `g29')
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/* when loading x/y, use these to hold them in UW format */
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define(`temp_x_uw', temp_x)
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define(`temp_y_uw', temp_y)
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/* compute source and mask u/v to this pair to send to sampler */
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define(`src_msg', `m1')
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define(`src_msg_ind',`1')
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define(`src_u', `m2')
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define(`src_v', `m4')
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define(`src_w', `g12')
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define(`src_w_0', `src_w')
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define(`src_w_1', `g13')
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define(`mask_msg', `m7')
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define(`mask_msg_ind',`7')
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define(`mask_u', `m8')
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define(`mask_v', `m10')
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define(`mask_w', `src_w')
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define(`mask_w_0', `src_w_0')
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define(`mask_w_1', `src_w_1')
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/* sample src to these registers */
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define(`src_sample_base', `g14')
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define(`src_sample_r', `g14')
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define(`src_sample_r_01', `g14')
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define(`src_sample_r_23', `g15')
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define(`src_sample_g', `g16')
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define(`src_sample_g_01', `g16')
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define(`src_sample_g_23', `g17')
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define(`src_sample_b', `g18')
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define(`src_sample_b_01', `g18')
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define(`src_sample_b_23', `g19')
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define(`src_sample_a', `g20')
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define(`src_sample_a_01', `g20')
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define(`src_sample_a_23', `g21')
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/* sample mask to these registers */
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define(`mask_sample_base', `g22')
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define(`mask_sample_r', `g22')
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define(`mask_sample_r_01', `g22')
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define(`mask_sample_r_23', `g23')
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define(`mask_sample_g', `g24')
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define(`mask_sample_g_01', `g24')
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define(`mask_sample_g_23', `g25')
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define(`mask_sample_b', `g26')
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define(`mask_sample_b_01', `g26')
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define(`mask_sample_b_23', `g27')
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define(`mask_sample_a', `g28')
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define(`mask_sample_a_01', `g28')
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define(`mask_sample_a_23', `g29')
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/* data port SIMD16 send registers */
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define(`data_port_msg_0', `m0')
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define(`data_port_msg_0_ind', `0')
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define(`data_port_msg_1', `m1')
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define(`data_port_r_01', `m2')
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define(`data_port_g_01', `m3')
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define(`data_port_b_01', `m4')
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define(`data_port_a_01', `m5')
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define(`data_port_r_23', `m6')
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define(`data_port_g_23', `m7')
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define(`data_port_b_23', `m8')
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define(`data_port_a_23', `m9')
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