target-arm/translate.h

   1 #ifndef TARGET_ARM_TRANSLATE_H
   2 #define TARGET_ARM_TRANSLATE_H
   3
   4 /* internal defines */
   5 typedef struct DisasContext {
   6     target_ulong pc;
   7     uint32_t insn;
   8     int is_jmp;
   9     /* Nonzero if this instruction has been conditionally skipped.  */
  10     int condjmp;
  11     /* The label that will be jumped to when the instruction is skipped.  */
  12     int condlabel;
  13     /* Thumb-2 conditional execution bits.  */
  14     int condexec_mask;
  15     int condexec_cond;
  16     struct TranslationBlock *tb;
  17     int singlestep_enabled;
  18     int thumb;
  19     int bswap_code;
  20 #if !defined(CONFIG_USER_ONLY)
  21     int user;
  22 #endif
  23     int vfp_enabled;
  24     int vec_len;
  25     int vec_stride;
  26     int aarch64;
  27     int current_pl;
  28     GHashTable *cp_regs;
  29 #define TMP_A64_MAX 16
  30     int tmp_a64_count;
  31     TCGv_i64 tmp_a64[TMP_A64_MAX];
  32 } DisasContext;
  33
  34 extern TCGv_ptr cpu_env;
  35
  36 /* target-specific extra values for is_jmp */
  37 /* These instructions trap after executing, so the A32/T32 decoder must
  38  * defer them until after the conditional execution state has been updated.
  39  * WFI also needs special handling when single-stepping.
  40  */
  41 #define DISAS_WFI 4
  42 #define DISAS_SWI 5
  43 /* For instructions which unconditionally cause an exception we can skip
  44  * emitting unreachable code at the end of the TB in the A64 decoder
  45  */
  46 #define DISAS_EXC 6
  47
  48 #ifdef TARGET_AARCH64
  49 void a64_translate_init(void);
  50 void gen_intermediate_code_internal_a64(ARMCPU *cpu,
  51                                         TranslationBlock *tb,
  52                                         bool search_pc);
  53 void gen_a64_set_pc_im(uint64_t val);
  54 #else
  55 static inline void a64_translate_init(void)
  56 {
  57 }
  58
  59 static inline void gen_intermediate_code_internal_a64(ARMCPU *cpu,
  60                                                       TranslationBlock *tb,
  61                                                       bool search_pc)
  62 {
  63 }
  64
  65 static inline void gen_a64_set_pc_im(uint64_t val)
  66 {
  67 }
  68 #endif
  69
  70 void arm_gen_test_cc(int cc, int label);
  71
  72 #endif /* TARGET_ARM_TRANSLATE_H */