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/*
* Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
*
* 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
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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.
*/
#ifndef R600_SHADER_H
#define R600_SHADER_H
#include "r600_asm.h"
struct r600_shader_io {
unsigned name;
unsigned gpr;
unsigned done;
int sid;
int spi_sid;
unsigned interpolate;
boolean centroid;
unsigned lds_pos; /* for evergreen */
unsigned potential_back_facing_reg;
unsigned write_mask;
};
struct r600_shader {
unsigned processor_type;
struct r600_bytecode bc;
unsigned ninput;
unsigned noutput;
unsigned nlds;
struct r600_shader_io input[32];
struct r600_shader_io output[32];
boolean uses_kill;
boolean fs_write_all;
boolean two_side;
/* Number of color outputs in the TGSI shader,
* sometimes it could be higher than nr_cbufs (bug?).
* Also with writes_all property on eg+ it will be set to max CB number */
unsigned nr_ps_max_color_exports;
/* Real number of ps color exports compiled in the bytecode */
unsigned nr_ps_color_exports;
/* bit n is set if the shader writes gl_ClipDistance[n] */
unsigned clip_dist_write;
/* flag is set if the shader writes VS_OUT_MISC_VEC (e.g. for PSIZE) */
boolean vs_out_misc_write;
boolean vs_out_point_size;
};
#endif
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