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 #define TMP_A64_MAX 16
  28     int tmp_a64_count;
  29     TCGv_i64 tmp_a64[TMP_A64_MAX];
  30 } DisasContext;
  31
  32 extern TCGv_ptr cpu_env;
  33
  34 /* target-specific extra values for is_jmp */
  35 /* These instructions trap after executing, so the A32/T32 decoder must
  36  * defer them until after the conditional execution state has been updated.
  37  * WFI also needs special handling when single-stepping.
  38  */
  39 #define DISAS_WFI 4
  40 #define DISAS_SWI 5
  41 /* For instructions which unconditionally cause an exception we can skip
  42  * emitting unreachable code at the end of the TB in the A64 decoder
  43  */
  44 #define DISAS_EXC 6
  45
  46 #ifdef TARGET_AARCH64
  47 void a64_translate_init(void);
  48 void gen_intermediate_code_internal_a64(ARMCPU *cpu,
  49                                         TranslationBlock *tb,
  50                                         bool search_pc);
  51 void gen_a64_set_pc_im(uint64_t val);
  52 #else
  53 static inline void a64_translate_init(void)
  54 {
  55 }
  56
  57 static inline void gen_intermediate_code_internal_a64(ARMCPU *cpu,
  58                                                       TranslationBlock *tb,
  59                                                       bool search_pc)
  60 {
  61 }
  62
  63 static inline void gen_a64_set_pc_im(uint64_t val)
  64 {
  65 }
  66 #endif
  67
  68 void arm_gen_test_cc(int cc, int label);
  69
  70 #endif /* TARGET_ARM_TRANSLATE_H */