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| 5564 | serge | 1 | /************************************************************************** |
| 2 | * |
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| 3 | * Copyright 2008 VMware, Inc. |
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| 4 | * All Rights Reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the |
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| 8 | * "Software"), to deal in the Software without restriction, including |
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| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
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| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
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| 11 | * permit persons to whom the Software is furnished to do so, subject to |
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| 12 | * the following conditions: |
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| 13 | * |
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| 14 | * The above copyright notice and this permission notice (including the |
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| 15 | * next paragraph) shall be included in all copies or substantial portions |
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| 16 | * of the Software. |
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| 17 | * |
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| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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| 21 | * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
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| 22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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| 23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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| 24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 25 | * |
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| 26 | **************************************************************************/ |
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| 27 | |||
| 28 | #ifndef TGSI_INFO_H |
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| 29 | #define TGSI_INFO_H |
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| 30 | |||
| 31 | #include "pipe/p_compiler.h" |
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| 32 | #include "pipe/p_shader_tokens.h" |
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| 33 | #include "util/u_format.h" |
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| 34 | |||
| 35 | #if defined __cplusplus |
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| 36 | extern "C" { |
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| 37 | #endif |
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| 38 | |||
| 39 | /* This enum describes how an opcode calculates its result. */ |
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| 40 | enum tgsi_output_mode { |
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| 41 | /** The opcode produces no result. */ |
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| 42 | TGSI_OUTPUT_NONE = 0, |
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| 43 | |||
| 44 | /** When this opcode writes to a channel of the destination register, |
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| 45 | * it takes as arguments values from the same channel of the source |
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| 46 | * register(s). |
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| 47 | * |
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| 48 | * Example: TGSI_OPCODE_ADD |
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| 49 | */ |
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| 50 | TGSI_OUTPUT_COMPONENTWISE = 1, |
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| 51 | |||
| 52 | /** This opcode writes the same value to all enabled channels of the |
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| 53 | * destination register. |
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| 54 | * |
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| 55 | * Example: TGSI_OPCODE_RSQ |
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| 56 | */ |
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| 57 | TGSI_OUTPUT_REPLICATE = 2, |
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| 58 | |||
| 59 | /** The operation performed by this opcode is dependent on which channel |
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| 60 | * of the destination register is being written. |
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| 61 | * |
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| 62 | * Example: TGSI_OPCODE_LOG |
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| 63 | */ |
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| 64 | TGSI_OUTPUT_CHAN_DEPENDENT = 3, |
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| 65 | |||
| 66 | /** |
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| 67 | * Example: TGSI_OPCODE_TEX |
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| 68 | */ |
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| 69 | TGSI_OUTPUT_OTHER = 4 |
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| 70 | }; |
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| 71 | |||
| 72 | struct tgsi_opcode_info |
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| 73 | { |
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| 74 | unsigned num_dst:3; |
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| 75 | unsigned num_src:3; |
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| 76 | unsigned is_tex:1; |
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| 77 | unsigned is_branch:1; |
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| 78 | int pre_dedent:2; |
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| 79 | int post_indent:2; |
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| 80 | enum tgsi_output_mode output_mode:3; |
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| 81 | const char *mnemonic; |
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| 82 | uint opcode; |
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| 83 | }; |
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| 84 | |||
| 85 | const struct tgsi_opcode_info * |
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| 86 | tgsi_get_opcode_info( uint opcode ); |
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| 87 | |||
| 88 | const char * |
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| 89 | tgsi_get_opcode_name( uint opcode ); |
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| 90 | |||
| 91 | const char * |
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| 92 | tgsi_get_processor_name( uint processor ); |
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| 93 | |||
| 94 | enum tgsi_opcode_type { |
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| 95 | TGSI_TYPE_UNTYPED, /* for MOV */ |
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| 96 | TGSI_TYPE_VOID, |
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| 97 | TGSI_TYPE_UNSIGNED, |
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| 98 | TGSI_TYPE_SIGNED, |
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| 99 | TGSI_TYPE_FLOAT, |
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| 100 | TGSI_TYPE_DOUBLE |
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| 101 | }; |
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| 102 | |||
| 103 | enum tgsi_opcode_type |
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| 104 | tgsi_opcode_infer_src_type( uint opcode ); |
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| 105 | |||
| 106 | enum tgsi_opcode_type |
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| 107 | tgsi_opcode_infer_dst_type( uint opcode ); |
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| 108 | |||
| 109 | #if defined __cplusplus |
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| 110 | } |
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| 111 | #endif |
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| 112 | |||
| 113 | #endif /* TGSI_INFO_H */ |