blob: 34328f466005226a45ef5f72e9510b3ea2ace579 [file] [log] [blame]
/* internal defines */
typedef struct DisasContext {
target_ulong pc;
uint32_t insn;
int is_jmp;
/* Nonzero if this instruction has been conditionally skipped. */
int condjmp;
/* The label that will be jumped to when the instruction is skipped. */
int condlabel;
/* Thumb-2 conditional execution bits. */
int condexec_mask;
int condexec_cond;
struct TranslationBlock *tb;
int singlestep_enabled;
int thumb;
int bswap_code;
#if !defined(CONFIG_USER_ONLY)
int user;
bool cpacr_fpen; /* FP enabled via CPACR.FPEN */
bool vfp_enabled; /* FP enabled via FPSCR.EN */
int vec_len;
int vec_stride;
/* Immediate value in AArch32 SVC insn; must be set if is_jmp == DISAS_SWI
* so that top level loop can generate correct syndrome information.
uint32_t svc_imm;
int aarch64;
int current_pl;
GHashTable *cp_regs;
uint64_t features; /* CPU features bits */
/* Because unallocated encodings generate different exception syndrome
* information from traps due to FP being disabled, we can't do a single
* "is fp access disabled" check at a high level in the decode tree.
* To help in catching bugs where the access check was forgotten in some
* code path, we set this flag when the access check is done, and assert
* that it is set at the point where we actually touch the FP regs.
bool fp_access_checked;
#define TMP_A64_MAX 16
int tmp_a64_count;
TCGv_i64 tmp_a64[TMP_A64_MAX];
} DisasContext;
extern TCGv_ptr cpu_env;
static inline int arm_dc_feature(DisasContext *dc, int feature)
return (dc->features & (1ULL << feature)) != 0;
/* target-specific extra values for is_jmp */
/* These instructions trap after executing, so the A32/T32 decoder must
* defer them until after the conditional execution state has been updated.
* WFI also needs special handling when single-stepping.
#define DISAS_WFI 4
#define DISAS_SWI 5
/* For instructions which unconditionally cause an exception we can skip
* emitting unreachable code at the end of the TB in the A64 decoder
#define DISAS_EXC 6
/* WFE */
#define DISAS_WFE 7
void a64_translate_init(void);
void gen_intermediate_code_internal_a64(ARMCPU *cpu,
TranslationBlock *tb,
bool search_pc);
void gen_a64_set_pc_im(uint64_t val);
void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
fprintf_function cpu_fprintf, int flags);
static inline void a64_translate_init(void)
static inline void gen_intermediate_code_internal_a64(ARMCPU *cpu,
TranslationBlock *tb,
bool search_pc)
static inline void gen_a64_set_pc_im(uint64_t val)
static inline void aarch64_cpu_dump_state(CPUState *cs, FILE *f,
fprintf_function cpu_fprintf,
int flags)
void arm_gen_test_cc(int cc, int label);