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| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 2012-2013 LunarG, Inc. |
| * |
| * 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. |
| * |
| * Authors: |
| * Chia-I Wu <olv@lunarg.com> |
| */ |
| |
| #ifndef TOY_TGSI_H |
| #define TOY_TGSI_H |
| |
| #include "pipe/p_state.h" |
| #include "pipe/p_shader_tokens.h" |
| #include "toy_compiler.h" |
| |
| struct tgsi_token; |
| struct tgsi_full_instruction; |
| struct util_hash_table; |
| |
| typedef void (*toy_tgsi_translate)(struct toy_compiler *tc, |
| const struct tgsi_full_instruction *tgsi_inst, |
| struct toy_dst *dst, |
| struct toy_src *src); |
| |
| struct toy_tgsi { |
| struct toy_compiler *tc; |
| bool aos; |
| const toy_tgsi_translate *translate_table; |
| |
| struct util_hash_table *reg_mapping; |
| |
| struct { |
| bool vs_prohibit_ucps; |
| int fs_coord_origin; |
| int fs_coord_pixel_center; |
| bool fs_color0_writes_all_cbufs; |
| int fs_depth_layout; |
| int gs_input_prim; |
| int gs_output_prim; |
| int gs_max_output_vertices; |
| } props; |
| |
| struct { |
| enum toy_type *types; |
| uint32_t (*buf)[4]; |
| int cur, size; |
| } imm_data; |
| |
| struct { |
| int index:16; |
| unsigned usage_mask:4; /* TGSI_WRITEMASK_x */ |
| unsigned semantic_name:8; /* TGSI_SEMANTIC_x */ |
| unsigned semantic_index:8; |
| unsigned interp:4; /* TGSI_INTERPOLATE_x */ |
| unsigned centroid:1; |
| } inputs[PIPE_MAX_SHADER_INPUTS]; |
| int num_inputs; |
| |
| struct { |
| int index:16; |
| unsigned undefined_mask:4; |
| unsigned usage_mask:4; /* TGSI_WRITEMASK_x */ |
| unsigned semantic_name:8; /* TGSI_SEMANTIC_x */ |
| unsigned semantic_index:8; |
| } outputs[PIPE_MAX_SHADER_OUTPUTS]; |
| int num_outputs; |
| |
| struct { |
| int index:16; |
| unsigned semantic_name:8; /* TGSI_SEMANTIC_x */ |
| unsigned semantic_index:8; |
| } system_values[8]; |
| int num_system_values; |
| |
| bool uses_kill; |
| }; |
| |
| /** |
| * Find the slot of the TGSI input. |
| */ |
| static inline int |
| toy_tgsi_find_input(const struct toy_tgsi *tgsi, int index) |
| { |
| int slot; |
| |
| for (slot = 0; slot < tgsi->num_inputs; slot++) { |
| if (tgsi->inputs[slot].index == index) |
| return slot; |
| } |
| |
| return -1; |
| } |
| |
| /** |
| * Find the slot of the TGSI system value. |
| */ |
| static inline int |
| toy_tgsi_find_system_value(const struct toy_tgsi *tgsi, int index) |
| { |
| int slot; |
| |
| for (slot = 0; slot < tgsi->num_system_values; slot++) { |
| if (tgsi->system_values[slot].index == index) |
| return slot; |
| } |
| |
| return -1; |
| } |
| |
| /** |
| * Return the immediate data of the TGSI immediate. |
| */ |
| static inline const uint32_t * |
| toy_tgsi_get_imm(const struct toy_tgsi *tgsi, unsigned index, |
| enum toy_type *type) |
| { |
| const uint32_t *imm; |
| |
| if (index >= tgsi->imm_data.cur) |
| return NULL; |
| |
| imm = tgsi->imm_data.buf[index]; |
| if (type) |
| *type = tgsi->imm_data.types[index]; |
| |
| return imm; |
| } |
| |
| void |
| toy_compiler_translate_tgsi(struct toy_compiler *tc, |
| const struct tgsi_token *tokens, bool aos, |
| struct toy_tgsi *tgsi); |
| |
| void |
| toy_tgsi_cleanup(struct toy_tgsi *tgsi); |
| |
| int |
| toy_tgsi_get_vrf(const struct toy_tgsi *tgsi, |
| enum tgsi_file_type file, int dimension, int index); |
| |
| void |
| toy_tgsi_dump(const struct toy_tgsi *tgsi); |
| |
| #endif /* TOY_TGSI_H */ |