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      1 /*
      2  * Copyright  2014 Intel Corporation
      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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8  * and/or sell copies of the Software, and to permit persons to whom the
      9  * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
     18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     21  * IN THE SOFTWARE.
     22  */
     23 
     24 #ifndef _INTEL_ASM_ANNOTATION_H
     25 #define _INTEL_ASM_ANNOTATION_H
     26 
     27 #include "compiler/glsl/list.h"
     28 
     29 #ifdef __cplusplus
     30 extern "C" {
     31 #endif
     32 
     33 struct cfg_t;
     34 struct backend_instruction;
     35 struct gen_device_info;
     36 
     37 struct inst_group {
     38    struct exec_node link;
     39 
     40    int offset;
     41 
     42    size_t error_length;
     43    char *error;
     44 
     45    /* Pointers to the basic block in the CFG if the instruction group starts
     46     * or ends a basic block.
     47     */
     48    struct bblock_t *block_start;
     49    struct bblock_t *block_end;
     50 
     51    /* Annotation for the generated IR.  One of the two can be set. */
     52    const void *ir;
     53    const char *annotation;
     54 };
     55 
     56 struct disasm_info {
     57    struct exec_list group_list;
     58 
     59    const struct gen_device_info *devinfo;
     60    const struct cfg_t *cfg;
     61 
     62    /** Block index in the cfg. */
     63    int cur_block;
     64    bool use_tail;
     65 };
     66 
     67 void
     68 dump_assembly(void *assembly, struct disasm_info *disasm);
     69 
     70 struct disasm_info *
     71 disasm_initialize(const struct gen_device_info *devinfo,
     72                   const struct cfg_t *cfg);
     73 
     74 struct inst_group *
     75 disasm_new_inst_group(struct disasm_info *disasm, unsigned offset);
     76 
     77 void
     78 disasm_annotate(struct disasm_info *disasm,
     79                 struct backend_instruction *inst, unsigned offset);
     80 
     81 void
     82 disasm_insert_error(struct disasm_info *disasm, unsigned offset,
     83                     const char *error);
     84 
     85 #ifdef __cplusplus
     86 } /* extern "C" */
     87 #endif
     88 
     89 #endif /* _INTEL_ASM_ANNOTATION_H */
     90