114 lines
3.1 KiB
C
114 lines
3.1 KiB
C
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/**************************************************************************
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*
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* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef TGSI_INFO_H
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#define TGSI_INFO_H
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#include "pipe/p_compiler.h"
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#include "pipe/p_shader_tokens.h"
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#include "util/u_format.h"
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#if defined __cplusplus
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extern "C" {
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#endif
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/* This enum describes how an opcode calculates its result. */
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enum tgsi_output_mode {
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/** The opcode produces no result. */
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TGSI_OUTPUT_NONE = 0,
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/** When this opcode writes to a channel of the destination register,
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* it takes as arguments values from the same channel of the source
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* register(s).
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*
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* Example: TGSI_OPCODE_ADD
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*/
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TGSI_OUTPUT_COMPONENTWISE = 1,
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/** This opcode writes the same value to all enabled channels of the
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* destination register.
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*
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* Example: TGSI_OPCODE_RSQ
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*/
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TGSI_OUTPUT_REPLICATE = 2,
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/** The operation performed by this opcode is dependent on which channel
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* of the destination register is being written.
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*
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* Example: TGSI_OPCODE_LOG
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*/
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TGSI_OUTPUT_CHAN_DEPENDENT = 3,
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/**
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* Example: TGSI_OPCODE_TEX
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*/
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TGSI_OUTPUT_OTHER = 4
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};
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struct tgsi_opcode_info
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{
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unsigned num_dst:3;
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unsigned num_src:3;
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unsigned is_tex:1;
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unsigned is_branch:1;
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int pre_dedent:2;
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int post_indent:2;
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enum tgsi_output_mode output_mode:3;
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const char *mnemonic;
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uint opcode;
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};
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const struct tgsi_opcode_info *
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tgsi_get_opcode_info( uint opcode );
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const char *
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tgsi_get_opcode_name( uint opcode );
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const char *
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tgsi_get_processor_name( uint processor );
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enum tgsi_opcode_type {
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TGSI_TYPE_UNTYPED, /* for MOV */
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TGSI_TYPE_VOID,
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TGSI_TYPE_UNSIGNED,
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TGSI_TYPE_SIGNED,
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TGSI_TYPE_FLOAT,
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TGSI_TYPE_DOUBLE
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};
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enum tgsi_opcode_type
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tgsi_opcode_infer_src_type( uint opcode );
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enum tgsi_opcode_type
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tgsi_opcode_infer_dst_type( uint opcode );
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#if defined __cplusplus
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}
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#endif
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#endif /* TGSI_INFO_H */
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