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      1 /*
      2  * Copyright  2018 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 FROM,
     20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     21  * SOFTWARE.
     22  *
     23  */
     24 
     25 #ifndef __I965_ASM_H__
     26 #define __I965_ASM_H__
     27 
     28 #include <inttypes.h>
     29 #include <stdbool.h>
     30 #include <assert.h>
     31 
     32 #include "compiler/brw_reg.h"
     33 #include "compiler/brw_reg_type.h"
     34 #include "compiler/brw_eu_defines.h"
     35 #include "compiler/brw_inst.h"
     36 #include "compiler/brw_eu.h"
     37 #include "dev/intel_device_info.h"
     38 #include "util/list.h"
     39 
     40 /* glibc < 2.27 defines OVERFLOW in /usr/include/math.h. */
     41 #undef OVERFLOW
     42 
     43 int yyparse(void);
     44 int yylex(void);
     45 char *lex_text(void);
     46 
     47 extern struct brw_codegen *p;
     48 extern int errors;
     49 extern char *input_filename;
     50 
     51 extern struct list_head instr_labels;
     52 extern struct list_head target_labels;
     53 
     54 struct condition {
     55    unsigned cond_modifier:4;
     56    unsigned flag_reg_nr:1;
     57    unsigned flag_subreg_nr:1;
     58 };
     59 
     60 struct predicate {
     61    unsigned pred_control:4;
     62    unsigned pred_inv:1;
     63    unsigned flag_reg_nr:1;
     64    unsigned flag_subreg_nr:1;
     65 };
     66 
     67 struct options {
     68    unsigned access_mode:1;
     69    unsigned compression_control:2;
     70    unsigned thread_control:2;
     71    unsigned no_dd_check:1; // Dependency control
     72    unsigned no_dd_clear:1; // Dependency control
     73    unsigned mask_control:1;
     74    unsigned debug_control:1;
     75    unsigned acc_wr_control:1;
     76    unsigned end_of_thread:1;
     77    unsigned compaction:1;
     78    unsigned qtr_ctrl:2;
     79    unsigned nib_ctrl:1;
     80    unsigned is_compr:1;
     81 };
     82 
     83 enum instr_label_type {
     84    INSTR_LABEL_JIP,
     85    INSTR_LABEL_UIP,
     86 };
     87 
     88 struct instr_label {
     89    struct list_head link;
     90 
     91    char *name;
     92    int offset;
     93    enum instr_label_type type;
     94 };
     95 
     96 struct target_label {
     97    struct list_head link;
     98 
     99    char *name;
    100    int offset;
    101 };
    102 
    103 #endif /* __I965_ASM_H__ */
    104