src/gallium/drivers/freedreno/a2xx/fd2_program.h

   1 /*
   2  * Copyright (C) 2012-2013 Rob Clark <robclark@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  *
  23  * Authors:
  24  *    Rob Clark <robclark@freedesktop.org>
  25  */
  26
  27 #ifndef FD2_PROGRAM_H_
  28 #define FD2_PROGRAM_H_
  29
  30 #include "pipe/p_context.h"
  31
  32 #include "freedreno_context.h"
  33
  34 #include "ir-a2xx.h"
  35 #include "disasm.h"
  36
  37 struct fd2_shader_stateobj {
  38         enum shader_t type;
  39
  40         uint32_t *bin;
  41
  42         struct tgsi_token *tokens;
  43
  44         /* note that we defer compiling shader until we know both vs and ps..
  45          * and if one changes, we potentially need to recompile in order to
  46          * get varying linkages correct:
  47          */
  48         struct ir2_shader_info info;
  49         struct ir2_shader *ir;
  50
  51         /* for vertex shaders, the fetch instructions which need to be
  52          * patched up before assembly:
  53          */
  54         unsigned num_vfetch_instrs;
  55         struct ir2_instruction *vfetch_instrs[64];
  56
  57         /* for all shaders, any tex fetch instructions which need to be
  58          * patched before assembly:
  59          */
  60         unsigned num_tfetch_instrs;
  61         struct {
  62                 unsigned samp_id;
  63                 struct ir2_instruction *instr;
  64         } tfetch_instrs[64];
  65
  66         unsigned first_immediate;     /* const reg # of first immediate */
  67         unsigned num_immediates;
  68         struct {
  69                 uint32_t val[4];
  70         } immediates[64];
  71 };
  72
  73 void fd2_program_emit(struct fd_ringbuffer *ring,
  74                 struct fd_program_stateobj *prog);
  75 void fd2_program_validate(struct fd_context *ctx);
  76
  77 void fd2_prog_init(struct pipe_context *pctx);
  78
  79 #endif /* FD2_PROGRAM_H_ */