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/**************************************************************************
*
* Copyright 2012-2021 VMware, Inc.
* All Rights Reserved.
*
* 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, 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 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 COPYRIGHT HOLDERS, AUTHORS AND/OR ITS 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
**************************************************************************/
/*
* ShaderParse.h --
* Functions for parsing shader tokens.
*/
#ifndef SHADER_PARSE_H
#define SHADER_PARSE_H
#include "DriverIncludes.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Shader_header {
D3D10_SB_TOKENIZED_PROGRAM_TYPE type;
unsigned major_version;
unsigned minor_version;
unsigned size;
};
struct dx10_imm_const_buf {
unsigned count;
unsigned *data;
};
struct dx10_customdata {
D3D10_SB_CUSTOMDATA_CLASS _class;
union {
struct dx10_imm_const_buf constbuf;
} u;
};
struct dx10_indexable_temp {
unsigned index;
unsigned count;
unsigned components;
};
struct dx10_global_flags {
unsigned refactoring_allowed:1;
};
struct Shader_relative_index {
unsigned imm;
};
struct Shader_relative_operand {
D3D10_SB_OPERAND_TYPE type;
struct Shader_relative_index index[2];
D3D10_SB_4_COMPONENT_NAME comp;
};
struct Shader_index {
unsigned imm;
struct Shader_relative_operand rel;
D3D10_SB_OPERAND_INDEX_REPRESENTATION index_rep;
};
struct Shader_operand {
D3D10_SB_OPERAND_TYPE type;
struct Shader_index index[2];
unsigned index_dim;
};
struct Shader_dst_operand {
struct Shader_operand base;
unsigned mask;
};
union Shader_immediate {
float f32;
int i32;
unsigned u32;
};
struct Shader_src_operand {
struct Shader_operand base;
union Shader_immediate imm[4];
D3D10_SB_4_COMPONENT_NAME swizzle[4];
D3D10_SB_OPERAND_MODIFIER modifier;
};
#define SHADER_MAX_DST_OPERANDS 2
#define SHADER_MAX_SRC_OPERANDS 5
struct Shader_opcode {
D3D10_SB_OPCODE_TYPE type;
unsigned num_dst;
unsigned num_src;
struct Shader_dst_operand dst[SHADER_MAX_DST_OPERANDS];
struct Shader_src_operand src[SHADER_MAX_SRC_OPERANDS];
/* Opcode specific data.
*/
union {
D3D10_SB_RESOURCE_DIMENSION dcl_resource_dimension;
D3D10_SB_SAMPLER_MODE dcl_sampler_mode;
D3D10_SB_CONSTANT_BUFFER_ACCESS_PATTERN dcl_cb_access_pattern;
D3D10_SB_INTERPOLATION_MODE dcl_in_ps_interp;
D3D10_SB_PRIMITIVE_TOPOLOGY dcl_gs_output_primitive_topology;
D3D10_SB_PRIMITIVE dcl_gs_input_primitive;
D3D10_SB_INSTRUCTION_TEST_BOOLEAN test_boolean;
D3D10_SB_RESINFO_INSTRUCTION_RETURN_TYPE resinfo_ret_type;
unsigned dcl_max_output_vertex_count;
unsigned dcl_num_temps;
struct dx10_indexable_temp dcl_indexable_temp;
unsigned index_range_count;
struct dx10_global_flags global_flags;
} specific;
D3D10_SB_NAME dcl_siv_name;
D3D10_SB_RESOURCE_RETURN_TYPE dcl_resource_ret_type[4];
boolean saturate;
struct {
int u:4;
int v:4;
int w:4;
} imm_texel_offset;
struct dx10_customdata customdata;
};
struct Shader_parser {
const unsigned *code;
const unsigned *curr;
struct Shader_header header;
};
void
Shader_parse_init(struct Shader_parser *parser,
const unsigned *code);
boolean
Shader_parse_opcode(struct Shader_parser *parser,
struct Shader_opcode *opcode);
void
Shader_opcode_free(struct Shader_opcode *opcode);
const struct tgsi_token *
Shader_tgsi_translate(const unsigned *code,
unsigned *output_mapping);
#ifdef __cplusplus
}
#endif
#endif /* SHADER_PARSE_H */
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