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| /************************************************************************** |
| * |
| * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * 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 above copyright notice and this permission notice (including the |
| * next paragraph) 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 NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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. |
| * |
| **************************************************************************/ |
| |
| #ifndef TGSI_INFO_H |
| #define TGSI_INFO_H |
| |
| #include "pipe/p_compiler.h" |
| #include "pipe/p_shader_tokens.h" |
| #include "util/u_format.h" |
| |
| #if defined __cplusplus |
| extern "C" { |
| #endif |
| |
| /* This enum describes how an opcode calculates its result. */ |
| enum tgsi_output_mode { |
| /** The opcode produces no result. */ |
| TGSI_OUTPUT_NONE = 0, |
| |
| /** When this opcode writes to a channel of the destination register, |
| * it takes as arguments values from the same channel of the source |
| * register(s). |
| * |
| * Example: TGSI_OPCODE_ADD |
| */ |
| TGSI_OUTPUT_COMPONENTWISE = 1, |
| |
| /** This opcode writes the same value to all enabled channels of the |
| * destination register. |
| * |
| * Example: TGSI_OPCODE_RSQ |
| */ |
| TGSI_OUTPUT_REPLICATE = 2, |
| |
| /** The operation performed by this opcode is dependent on which channel |
| * of the destination register is being written. |
| * |
| * Example: TGSI_OPCODE_LOG |
| */ |
| TGSI_OUTPUT_CHAN_DEPENDENT = 3, |
| |
| /** |
| * Example: TGSI_OPCODE_TEX |
| */ |
| TGSI_OUTPUT_OTHER = 4 |
| }; |
| |
| struct tgsi_opcode_info |
| { |
| unsigned num_dst:3; |
| unsigned num_src:3; |
| unsigned is_tex:1; |
| unsigned is_branch:1; |
| int pre_dedent:2; |
| int post_indent:2; |
| enum tgsi_output_mode output_mode:3; |
| const char *mnemonic; |
| uint opcode; |
| }; |
| |
| const struct tgsi_opcode_info * |
| tgsi_get_opcode_info( uint opcode ); |
| |
| const char * |
| tgsi_get_opcode_name( uint opcode ); |
| |
| const char * |
| tgsi_get_processor_name( uint processor ); |
| |
| enum tgsi_opcode_type { |
| TGSI_TYPE_UNTYPED, /* for MOV */ |
| TGSI_TYPE_VOID, |
| TGSI_TYPE_UNSIGNED, |
| TGSI_TYPE_SIGNED, |
| TGSI_TYPE_FLOAT, |
| TGSI_TYPE_DOUBLE |
| }; |
| |
| enum tgsi_opcode_type |
| tgsi_opcode_infer_src_type( uint opcode ); |
| |
| enum tgsi_opcode_type |
| tgsi_opcode_infer_dst_type( uint opcode ); |
| |
| #if defined __cplusplus |
| } |
| #endif |
| |
| #endif /* TGSI_INFO_H */ |