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