1 #ifndef TARGET_ARM_TRANSLATE_H
2 #define TARGET_ARM_TRANSLATE_H
5 typedef struct DisasContext {
9 /* Nonzero if this instruction has been conditionally skipped. */
11 /* The label that will be jumped to when the instruction is skipped. */
13 /* Thumb-2 conditional execution bits. */
16 struct TranslationBlock *tb;
17 int singlestep_enabled;
20 #if !defined(CONFIG_USER_ONLY)
23 bool cpacr_fpen; /* FP enabled via CPACR.FPEN */
24 bool vfp_enabled; /* FP enabled via FPSCR.EN */
27 /* Immediate value in AArch32 SVC insn; must be set if is_jmp == DISAS_SWI
28 * so that top level loop can generate correct syndrome information.
34 uint64_t features; /* CPU features bits */
35 /* Because unallocated encodings generate different exception syndrome
36 * information from traps due to FP being disabled, we can't do a single
37 * "is fp access disabled" check at a high level in the decode tree.
38 * To help in catching bugs where the access check was forgotten in some
39 * code path, we set this flag when the access check is done, and assert
40 * that it is set at the point where we actually touch the FP regs.
42 bool fp_access_checked;
43 #define TMP_A64_MAX 16
45 TCGv_i64 tmp_a64[TMP_A64_MAX];
48 extern TCGv_ptr cpu_env;
50 static inline int arm_dc_feature(DisasContext *dc, int feature)
52 return (dc->features & (1ULL << feature)) != 0;
55 static inline int get_mem_index(DisasContext *s)
60 /* target-specific extra values for is_jmp */
61 /* These instructions trap after executing, so the A32/T32 decoder must
62 * defer them until after the conditional execution state has been updated.
63 * WFI also needs special handling when single-stepping.
67 /* For instructions which unconditionally cause an exception we can skip
68 * emitting unreachable code at the end of the TB in the A64 decoder
75 void a64_translate_init(void);
76 void gen_intermediate_code_internal_a64(ARMCPU *cpu,
79 void gen_a64_set_pc_im(uint64_t val);
80 void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
81 fprintf_function cpu_fprintf, int flags);
83 static inline void a64_translate_init(void)
87 static inline void gen_intermediate_code_internal_a64(ARMCPU *cpu,
93 static inline void gen_a64_set_pc_im(uint64_t val)
97 static inline void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
98 fprintf_function cpu_fprintf,
104 void arm_gen_test_cc(int cc, int label);
106 #endif /* TARGET_ARM_TRANSLATE_H */