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5564 | serge | 1 | /* |
2 | * Copyright 2009 Nicolai Hähnle |
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3 | * |
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4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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5 | * copy of this software and associated documentation files (the "Software"), |
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6 | * to deal in the Software without restriction, including without limitation |
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7 | * on the rights to use, copy, modify, merge, publish, distribute, sub |
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8 | * license, and/or sell copies of the Software, and to permit persons to whom |
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9 | * the Software is furnished to do so, subject to the following conditions: |
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10 | * |
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11 | * The above copyright notice and this permission notice (including the next |
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12 | * paragraph) shall be included in all copies or substantial portions of the |
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13 | * Software. |
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14 | * |
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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18 | * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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19 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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20 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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21 | * USE OR OTHER DEALINGS IN THE SOFTWARE. */ |
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22 | |||
23 | #ifndef RADEON_COMPILER_H |
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24 | #define RADEON_COMPILER_H |
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25 | |||
26 | #include "memory_pool.h" |
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27 | #include "radeon_code.h" |
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28 | #include "radeon_program.h" |
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29 | #include "radeon_emulate_loops.h" |
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30 | |||
31 | #define RC_DBG_LOG (1 << 0) |
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32 | #define RC_DBG_STATS (1 << 1) |
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33 | |||
34 | struct rc_swizzle_caps; |
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35 | |||
36 | enum rc_program_type { |
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37 | RC_VERTEX_PROGRAM, |
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38 | RC_FRAGMENT_PROGRAM, |
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39 | RC_NUM_PROGRAM_TYPES |
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40 | }; |
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41 | |||
42 | struct radeon_compiler { |
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43 | struct memory_pool Pool; |
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44 | struct rc_program Program; |
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45 | const struct rc_regalloc_state *regalloc_state; |
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46 | enum rc_program_type type; |
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47 | unsigned Debug:2; |
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48 | unsigned Error:1; |
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49 | char * ErrorMsg; |
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50 | |||
51 | /* Hardware specification. */ |
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52 | unsigned is_r400:1; |
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53 | unsigned is_r500:1; |
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54 | unsigned has_half_swizzles:1; |
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55 | unsigned has_presub:1; |
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56 | unsigned has_omod:1; |
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57 | unsigned disable_optimizations:1; |
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58 | unsigned max_temp_regs; |
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59 | unsigned max_constants; |
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60 | int max_alu_insts; |
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61 | unsigned max_tex_insts; |
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62 | |||
63 | /* Whether to remove unused constants and empty holes in constant space. */ |
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64 | unsigned remove_unused_constants:1; |
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65 | |||
66 | /** |
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67 | * Variables used internally, not be touched by callers |
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68 | * of the compiler |
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69 | */ |
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70 | /*@{*/ |
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71 | struct rc_swizzle_caps * SwizzleCaps; |
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72 | /*@}*/ |
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73 | |||
74 | struct emulate_loop_state loop_state; |
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75 | |||
76 | unsigned initial_num_insts; /* Number of instructions at start. */ |
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77 | }; |
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78 | |||
79 | void rc_init(struct radeon_compiler * c, const struct rc_regalloc_state *rs); |
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80 | void rc_destroy(struct radeon_compiler * c); |
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81 | |||
82 | void rc_debug(struct radeon_compiler * c, const char * fmt, ...); |
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83 | void rc_error(struct radeon_compiler * c, const char * fmt, ...); |
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84 | |||
85 | int rc_if_fail_helper(struct radeon_compiler * c, const char * file, int line, const char * assertion); |
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86 | |||
87 | /** |
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88 | * This macro acts like an if-statement that can be used to implement |
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89 | * non-aborting assertions in the compiler. |
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90 | * |
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91 | * It checks whether \p cond is true. If not, an internal compiler error is |
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92 | * flagged and the if-clause is run. |
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93 | * |
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94 | * A typical use-case would be: |
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95 | * |
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96 | * if (rc_assert(c, condition-that-must-be-true)) |
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97 | * return; |
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98 | */ |
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99 | #define rc_assert(c, cond) \ |
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100 | (!(cond) && rc_if_fail_helper(c, __FILE__, __LINE__, #cond)) |
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101 | |||
102 | void rc_calculate_inputs_outputs(struct radeon_compiler * c); |
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103 | |||
104 | void rc_move_input(struct radeon_compiler * c, unsigned input, struct rc_src_register new_input); |
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105 | void rc_move_output(struct radeon_compiler * c, unsigned output, unsigned new_output, unsigned writemask); |
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106 | void rc_copy_output(struct radeon_compiler * c, unsigned output, unsigned dup_output); |
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107 | void rc_transform_fragment_wpos(struct radeon_compiler * c, unsigned wpos, unsigned new_input, |
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108 | int full_vtransform); |
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109 | void rc_transform_fragment_face(struct radeon_compiler *c, unsigned face); |
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110 | |||
111 | struct r300_fragment_program_compiler { |
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112 | struct radeon_compiler Base; |
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113 | struct rX00_fragment_program_code *code; |
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114 | /* Optional transformations and features. */ |
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115 | struct r300_fragment_program_external_state state; |
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116 | /* Register corresponding to the depthbuffer. */ |
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117 | unsigned OutputDepth; |
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118 | /* Registers corresponding to the four colorbuffers. */ |
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119 | unsigned OutputColor[4]; |
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120 | |||
121 | void * UserData; |
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122 | void (*AllocateHwInputs)( |
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123 | struct r300_fragment_program_compiler * c, |
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124 | void (*allocate)(void * data, unsigned input, unsigned hwreg), |
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125 | void * mydata); |
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126 | }; |
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127 | |||
128 | void r3xx_compile_fragment_program(struct r300_fragment_program_compiler* c); |
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129 | |||
130 | struct r300_vertex_program_compiler { |
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131 | struct radeon_compiler Base; |
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132 | struct r300_vertex_program_code *code; |
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133 | uint32_t RequiredOutputs; |
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134 | |||
135 | void * UserData; |
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136 | void (*SetHwInputOutput)(struct r300_vertex_program_compiler * c); |
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137 | |||
138 | }; |
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139 | |||
140 | void r3xx_compile_vertex_program(struct r300_vertex_program_compiler* c); |
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141 | void rc_vert_fc(struct radeon_compiler *compiler, void *user); |
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142 | void r300_vertex_program_dump(struct radeon_compiler *compiler, void *user); |
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143 | |||
144 | struct radeon_compiler_pass { |
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145 | const char *name; /* Name of the pass. */ |
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146 | int dump; /* Dump the program if Debug == 1? */ |
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147 | int predicate; /* Run this pass? */ |
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148 | void (*run)(struct radeon_compiler *c, void *user); /* The main entrypoint. */ |
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149 | void *user; /* Optional parameter which is passed to the run function. */ |
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150 | }; |
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151 | |||
152 | struct rc_program_stats { |
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153 | unsigned num_insts; |
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154 | unsigned num_fc_insts; |
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155 | unsigned num_tex_insts; |
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156 | unsigned num_rgb_insts; |
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157 | unsigned num_alpha_insts; |
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158 | unsigned num_presub_ops; |
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159 | unsigned num_temp_regs; |
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160 | unsigned num_omod_ops; |
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161 | unsigned num_inline_literals; |
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162 | }; |
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163 | |||
164 | void rc_get_stats(struct radeon_compiler *c, struct rc_program_stats *s); |
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165 | |||
166 | /* Executes a list of compiler passes given in the parameter 'list'. */ |
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167 | void rc_run_compiler_passes(struct radeon_compiler *c, struct radeon_compiler_pass *list); |
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168 | void rc_run_compiler(struct radeon_compiler *c, struct radeon_compiler_pass *list); |
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169 | void rc_validate_final_shader(struct radeon_compiler *c, void *user); |
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170 | |||
171 | #endif /* RADEON_COMPILER_H */><>><> |