src/gallium/drivers/freedreno/freedreno_program.h

   1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
   2
   3 /*
   4  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Authors:
  26  *    Rob Clark <robclark@freedesktop.org>
  27  */
  28
  29 #ifndef FREEDRENO_PROGRAM_H_
  30 #define FREEDRENO_PROGRAM_H_
  31
  32 #include "pipe/p_context.h"
  33
  34 #include "freedreno_context.h"
  35
  36 #include "ir.h"
  37 #include "disasm.h"
  38
  39 struct fd_shader_stateobj {
  40         enum shader_t type;
  41
  42         uint32_t *bin;
  43
  44         struct tgsi_token *tokens;
  45
  46         /* note that we defer compiling shader until we know both vs and ps..
  47          * and if one changes, we potentially need to recompile in order to
  48          * get varying linkages correct:
  49          */
  50         struct ir_shader_info info;
  51         struct ir_shader *ir;
  52
  53         /* for vertex shaders, the fetch instructions which need to be
  54          * patched up before assembly:
  55          */
  56         unsigned num_vfetch_instrs;
  57         struct ir_instruction *vfetch_instrs[64];
  58
  59         /* for all shaders, any tex fetch instructions which need to be
  60          * patched before assembly:
  61          */
  62         unsigned num_tfetch_instrs;
  63         struct {
  64                 unsigned samp_id;
  65                 struct ir_instruction *instr;
  66         } tfetch_instrs[64];
  67
  68         unsigned first_immediate;     /* const reg # of first immediate */
  69         unsigned num_immediates;
  70         struct {
  71                 uint32_t val[4];
  72         } immediates[64];
  73 };
  74
  75 void fd_program_emit(struct fd_ringbuffer *ring,
  76                 struct fd_program_stateobj *prog);
  77 void fd_program_validate(struct fd_context *ctx);
  78
  79 void fd_prog_init(struct pipe_context *pctx);
  80 void fd_prog_fini(struct pipe_context *pctx);
  81
  82 #endif /* FREEDRENO_PROGRAM_H_ */