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/*
* Copyright 2010 Ben Skeggs
*
* 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
* 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.
*/
#ifndef __NV50_PROG_H__
#define __NV50_PROG_H__
struct nv50_context;
#include "pipe/p_state.h"
#include "pipe/p_shader_tokens.h"
struct nv50_varying {
uint8_t id; /* tgsi index */
uint8_t hw; /* hw index, nv50 wants flat FP inputs last */
unsigned mask : 4;
unsigned linear : 1;
unsigned pad : 3;
ubyte sn; /* semantic name */
ubyte si; /* semantic index */
};
struct nv50_stream_output_state
{
uint32_t ctrl;
uint16_t stride[4];
uint8_t num_attribs[4];
uint8_t map_size;
uint8_t map[128];
};
struct nv50_program {
struct pipe_shader_state pipe;
ubyte type;
bool translated;
uint32_t *code;
unsigned code_size;
unsigned code_base;
uint32_t *immd;
unsigned parm_size; /* size limit of uniform buffer */
uint32_t tls_space; /* required local memory per thread */
ubyte max_gpr; /* REG_ALLOC_TEMP */
ubyte max_out; /* REG_ALLOC_RESULT or FP_RESULT_COUNT */
ubyte in_nr;
ubyte out_nr;
struct nv50_varying in[16];
struct nv50_varying out[16];
struct {
uint32_t attrs[3]; /* VP_ATTR_EN_0,1 and VP_GP_BUILTIN_ATTR_EN */
ubyte psiz; /* output slot of point size */
ubyte bfc[2]; /* indices into varying for FFC (FP) or BFC (VP) */
ubyte edgeflag;
ubyte clpd[2]; /* output slot of clip distance[i]'s 1st component */
ubyte clpd_nr;
bool need_vertex_id;
uint32_t clip_mode;
uint8_t clip_enable; /* mask of defined clip planes */
uint8_t cull_enable; /* mask of defined cull distances */
} vp;
struct {
uint32_t flags[2]; /* 0x19a8, 196c */
uint32_t interp; /* 0x1988 */
uint32_t colors; /* 0x1904 */
uint8_t has_samplemask;
uint8_t force_persample_interp;
uint8_t alphatest;
} fp;
struct {
uint32_t vert_count;
uint8_t prim_type; /* point, line strip or tri strip */
uint8_t has_layer;
ubyte layerid; /* hw value of layer output */
uint8_t has_viewport;
ubyte viewportid; /* hw value of viewport index output */
} gp;
struct {
uint32_t lmem_size; /* local memory (TGSI PRIVATE resource) size */
uint32_t smem_size; /* shared memory (TGSI LOCAL resource) size */
void *syms;
unsigned num_syms;
} cp;
bool mul_zero_wins;
void *fixups; /* relocation records */
void *interps; /* interpolation records */
struct nouveau_heap *mem;
struct nv50_stream_output_state *so;
};
bool nv50_program_translate(struct nv50_program *, uint16_t chipset,
struct pipe_debug_callback *);
bool nv50_program_upload_code(struct nv50_context *, struct nv50_program *);
void nv50_program_destroy(struct nv50_context *, struct nv50_program *);
#endif /* __NV50_PROG_H__ */
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