|
|
|
@ -107,7 +107,7 @@ static uint32_t ror(uint32_t value, int places)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_pld(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* PLD */
|
|
|
|
|
if ((opcode & 0x0d70f000) == 0x0550f000)
|
|
|
|
@ -129,7 +129,7 @@ static int evaluate_pld(uint32_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_swi(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
instruction->type = ARM_SWI;
|
|
|
|
|
|
|
|
|
@ -141,7 +141,7 @@ static int evaluate_swi(uint32_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_blx_imm(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
int offset;
|
|
|
|
|
uint32_t immediate;
|
|
|
|
@ -174,7 +174,7 @@ static int evaluate_blx_imm(uint32_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_b_bl(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t L;
|
|
|
|
|
uint32_t immediate;
|
|
|
|
@ -212,7 +212,7 @@ static int evaluate_b_bl(uint32_t opcode,
|
|
|
|
|
/* Coprocessor load/store and double register transfers */
|
|
|
|
|
/* both normal and extended instruction space (condition field b1111) */
|
|
|
|
|
static int evaluate_ldc_stc_mcrr_mrrc(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t cp_num = (opcode & 0xf00) >> 8;
|
|
|
|
|
|
|
|
|
@ -293,7 +293,7 @@ static int evaluate_ldc_stc_mcrr_mrrc(uint32_t opcode,
|
|
|
|
|
/* Coprocessor register transfer instructions */
|
|
|
|
|
/* both normal and extended instruction space (condition field b1111) */
|
|
|
|
|
static int evaluate_cdp_mcr_mrc(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
const char *cond;
|
|
|
|
|
char* mnemonic;
|
|
|
|
@ -343,7 +343,7 @@ static int evaluate_cdp_mcr_mrc(uint32_t opcode,
|
|
|
|
|
|
|
|
|
|
/* Load/store instructions */
|
|
|
|
|
static int evaluate_load_store(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t I, P, U, B, W, L;
|
|
|
|
|
uint8_t Rn, Rd;
|
|
|
|
@ -634,7 +634,7 @@ undef:
|
|
|
|
|
|
|
|
|
|
/* ARMv6 and later support "media" instructions (includes SIMD) */
|
|
|
|
|
static int evaluate_media(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
char *cp = instruction->text;
|
|
|
|
|
char *mnemonic = NULL;
|
|
|
|
@ -829,7 +829,7 @@ undef:
|
|
|
|
|
|
|
|
|
|
/* Miscellaneous load/store instructions */
|
|
|
|
|
static int evaluate_misc_load_store(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t P, U, I, W, L, S, H;
|
|
|
|
|
uint8_t Rn, Rd;
|
|
|
|
@ -957,7 +957,7 @@ static int evaluate_misc_load_store(uint32_t opcode,
|
|
|
|
|
|
|
|
|
|
/* Load/store multiples instructions */
|
|
|
|
|
static int evaluate_ldm_stm(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t P, U, S, W, L, Rn;
|
|
|
|
|
uint32_t register_list;
|
|
|
|
@ -1046,7 +1046,7 @@ static int evaluate_ldm_stm(uint32_t opcode,
|
|
|
|
|
|
|
|
|
|
/* Multiplies, extra load/stores */
|
|
|
|
|
static int evaluate_mul_and_extra_ld_st(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* Multiply (accumulate) (long) and Swap/swap byte */
|
|
|
|
|
if ((opcode & 0x000000f0) == 0x00000090)
|
|
|
|
@ -1138,7 +1138,7 @@ static int evaluate_mul_and_extra_ld_st(uint32_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_mrs_msr(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
int R = (opcode & 0x00400000) >> 22;
|
|
|
|
|
char *PSR = (R) ? "SPSR" : "CPSR";
|
|
|
|
@ -1193,7 +1193,7 @@ static int evaluate_mrs_msr(uint32_t opcode,
|
|
|
|
|
|
|
|
|
|
/* Miscellaneous instructions */
|
|
|
|
|
static int evaluate_misc_instr(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* MRS/MSR */
|
|
|
|
|
if ((opcode & 0x000000f0) == 0x00000000)
|
|
|
|
@ -1384,7 +1384,7 @@ static int evaluate_misc_instr(uint32_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_data_proc(uint32_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t I, op, S, Rn, Rd;
|
|
|
|
|
char *mnemonic = NULL;
|
|
|
|
@ -1591,10 +1591,10 @@ static int evaluate_data_proc(uint32_t opcode,
|
|
|
|
|
return ERROR_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int arm_evaluate_opcode(uint32_t opcode, uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
int arm_evaluate_opcode(uint32_t opcode, uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* clear fields, to avoid confusion */
|
|
|
|
|
memset(instruction, 0, sizeof(arm_instruction_t));
|
|
|
|
|
memset(instruction, 0, sizeof(struct arm_instruction));
|
|
|
|
|
instruction->opcode = opcode;
|
|
|
|
|
instruction->instruction_size = 4;
|
|
|
|
|
|
|
|
|
@ -1744,7 +1744,7 @@ int arm_evaluate_opcode(uint32_t opcode, uint32_t address, arm_instruction_t *in
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_b_bl_blx_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t offset = opcode & 0x7ff;
|
|
|
|
|
uint32_t opc = (opcode >> 11) & 0x3;
|
|
|
|
@ -1799,7 +1799,7 @@ static int evaluate_b_bl_blx_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_add_sub_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t Rd = (opcode >> 0) & 0x7;
|
|
|
|
|
uint8_t Rn = (opcode >> 3) & 0x7;
|
|
|
|
@ -1845,7 +1845,7 @@ static int evaluate_add_sub_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_shift_imm_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t Rd = (opcode >> 0) & 0x7;
|
|
|
|
|
uint8_t Rm = (opcode >> 3) & 0x7;
|
|
|
|
@ -1891,7 +1891,7 @@ static int evaluate_shift_imm_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_data_proc_imm_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t imm = opcode & 0xff;
|
|
|
|
|
uint8_t Rd = (opcode >> 8) & 0x7;
|
|
|
|
@ -1934,7 +1934,7 @@ static int evaluate_data_proc_imm_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_data_proc_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t high_reg, op, Rm, Rd,H1,H2;
|
|
|
|
|
char *mnemonic = NULL;
|
|
|
|
@ -2120,7 +2120,7 @@ static inline uint32_t thumb_alignpc4(uint32_t addr)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_load_literal_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t immediate;
|
|
|
|
|
uint8_t Rd = (opcode >> 8) & 0x7;
|
|
|
|
@ -2145,7 +2145,7 @@ static int evaluate_load_literal_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_load_store_reg_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint8_t Rd = (opcode >> 0) & 0x7;
|
|
|
|
|
uint8_t Rn = (opcode >> 3) & 0x7;
|
|
|
|
@ -2203,7 +2203,7 @@ static int evaluate_load_store_reg_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_load_store_imm_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t offset = (opcode >> 6) & 0x1f;
|
|
|
|
|
uint8_t Rd = (opcode >> 0) & 0x7;
|
|
|
|
@ -2250,7 +2250,7 @@ static int evaluate_load_store_imm_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_load_store_stack_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t offset = opcode & 0xff;
|
|
|
|
|
uint8_t Rd = (opcode >> 8) & 0x7;
|
|
|
|
@ -2282,7 +2282,7 @@ static int evaluate_load_store_stack_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_add_sp_pc_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t imm = opcode & 0xff;
|
|
|
|
|
uint8_t Rd = (opcode >> 8) & 0x7;
|
|
|
|
@ -2316,7 +2316,7 @@ static int evaluate_add_sp_pc_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_adjust_stack_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t imm = opcode & 0x7f;
|
|
|
|
|
uint8_t opc = opcode & (1 << 7);
|
|
|
|
@ -2347,7 +2347,7 @@ static int evaluate_adjust_stack_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_breakpoint_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t imm = opcode & 0xff;
|
|
|
|
|
|
|
|
|
@ -2361,7 +2361,7 @@ static int evaluate_breakpoint_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_load_store_multiple_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t reg_list = opcode & 0xff;
|
|
|
|
|
uint32_t L = opcode & (1 << 11);
|
|
|
|
@ -2439,7 +2439,7 @@ static int evaluate_load_store_multiple_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_cond_branch_thumb(uint16_t opcode,
|
|
|
|
|
uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
uint32_t offset = opcode & 0xff;
|
|
|
|
|
uint8_t cond = (opcode >> 8) & 0xf;
|
|
|
|
@ -2481,7 +2481,7 @@ static int evaluate_cond_branch_thumb(uint16_t opcode,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_cb_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
unsigned offset;
|
|
|
|
|
|
|
|
|
@ -2499,7 +2499,7 @@ static int evaluate_cb_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_extend_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* added in ARMv6 */
|
|
|
|
|
snprintf(instruction->text, 128,
|
|
|
|
@ -2513,7 +2513,7 @@ static int evaluate_extend_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_cps_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* added in ARMv6 */
|
|
|
|
|
if ((opcode & 0x0ff0) == 0x0650)
|
|
|
|
@ -2534,7 +2534,7 @@ static int evaluate_cps_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_byterev_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
char *suffix;
|
|
|
|
|
|
|
|
|
@ -2559,7 +2559,7 @@ static int evaluate_byterev_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_hint_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
char *hint;
|
|
|
|
|
|
|
|
|
@ -2592,7 +2592,7 @@ static int evaluate_hint_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int evaluate_ifthen_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction)
|
|
|
|
|
struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
unsigned cond = (opcode >> 4) & 0x0f;
|
|
|
|
|
char *x = "", *y = "", *z = "";
|
|
|
|
@ -2616,10 +2616,10 @@ static int evaluate_ifthen_thumb(uint16_t opcode, uint32_t address,
|
|
|
|
|
return ERROR_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int thumb_evaluate_opcode(uint16_t opcode, uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
int thumb_evaluate_opcode(uint16_t opcode, uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
/* clear fields, to avoid confusion */
|
|
|
|
|
memset(instruction, 0, sizeof(arm_instruction_t));
|
|
|
|
|
memset(instruction, 0, sizeof(struct arm_instruction));
|
|
|
|
|
instruction->opcode = opcode;
|
|
|
|
|
instruction->instruction_size = 2;
|
|
|
|
|
|
|
|
|
@ -2754,7 +2754,7 @@ int thumb_evaluate_opcode(uint16_t opcode, uint32_t address, arm_instruction_t *
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_b_bl(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
unsigned offset;
|
|
|
|
|
unsigned b21 = 1 << 21;
|
|
|
|
@ -2795,7 +2795,7 @@ static int t2ev_b_bl(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_cond_b(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
unsigned offset;
|
|
|
|
|
unsigned b17 = 1 << 17;
|
|
|
|
@ -2884,7 +2884,7 @@ static const char *special_name(int number)
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_hint(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
const char *mnemonic;
|
|
|
|
|
|
|
|
|
@ -2924,7 +2924,7 @@ static int t2ev_hint(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_misc(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
const char *mnemonic;
|
|
|
|
|
|
|
|
|
@ -2955,7 +2955,7 @@ static int t2ev_misc(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_b_misc(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
/* permanently undefined */
|
|
|
|
|
if ((opcode & 0x07f07000) == 0x07f02000) {
|
|
|
|
@ -3003,7 +3003,7 @@ undef:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_data_mod_immed(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
char *mnemonic = NULL;
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
@ -3149,7 +3149,7 @@ static int t2ev_data_mod_immed(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_data_immed(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
char *mnemonic = NULL;
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
@ -3244,7 +3244,7 @@ do_adr:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_store_single(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
unsigned op = (opcode >> 20) & 0xf;
|
|
|
|
|
char *size = "";
|
|
|
|
@ -3337,7 +3337,7 @@ imm8:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_mul32(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int ra = (opcode >> 12) & 0xf;
|
|
|
|
|
|
|
|
|
@ -3367,7 +3367,7 @@ static int t2ev_mul32(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_mul64_div(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int op = (opcode >> 4) & 0xf;
|
|
|
|
|
char *infix = "MUL";
|
|
|
|
@ -3404,7 +3404,7 @@ static int t2ev_mul64_div(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_ldm_stm(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
|
int op = (opcode >> 22) & 0x6;
|
|
|
|
@ -3454,7 +3454,7 @@ static int t2ev_ldm_stm(uint32_t opcode, uint32_t address,
|
|
|
|
|
|
|
|
|
|
/* load/store dual or exclusive, table branch */
|
|
|
|
|
static int t2ev_ldrex_strex(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
unsigned op1op2 = (opcode >> 20) & 0x3;
|
|
|
|
|
unsigned op3 = (opcode >> 4) & 0xf;
|
|
|
|
@ -3580,7 +3580,7 @@ literal:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_data_shift(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int op = (opcode >> 21) & 0xf;
|
|
|
|
|
int rd = (opcode >> 8) & 0xf;
|
|
|
|
@ -3755,7 +3755,7 @@ immediate:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_data_reg(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
char *mnemonic;
|
|
|
|
|
char * suffix = "";
|
|
|
|
@ -3856,7 +3856,7 @@ static int t2ev_data_reg(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_load_word(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
|
int immed;
|
|
|
|
@ -3930,7 +3930,7 @@ static int t2ev_load_word(uint32_t opcode, uint32_t address,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_load_byte_hints(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
|
int rt = (opcode >> 12) & 0xf;
|
|
|
|
@ -4109,7 +4109,7 @@ ldrsb_literal:
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static int t2ev_load_halfword(uint32_t opcode, uint32_t address,
|
|
|
|
|
arm_instruction_t *instruction, char *cp)
|
|
|
|
|
struct arm_instruction *instruction, char *cp)
|
|
|
|
|
{
|
|
|
|
|
int rn = (opcode >> 16) & 0xf;
|
|
|
|
|
int rt = (opcode >> 12) & 0xf;
|
|
|
|
@ -4191,7 +4191,7 @@ ldrh_literal:
|
|
|
|
|
* always set. That means eventual arm_simulate_step() support for Thumb2
|
|
|
|
|
* will need work in this area.
|
|
|
|
|
*/
|
|
|
|
|
int thumb2_opcode(target_t *target, uint32_t address, arm_instruction_t *instruction)
|
|
|
|
|
int thumb2_opcode(target_t *target, uint32_t address, struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
int retval;
|
|
|
|
|
uint16_t op;
|
|
|
|
@ -4202,7 +4202,7 @@ int thumb2_opcode(target_t *target, uint32_t address, arm_instruction_t *instruc
|
|
|
|
|
address &= ~1;
|
|
|
|
|
|
|
|
|
|
/* clear fields, to avoid confusion */
|
|
|
|
|
memset(instruction, 0, sizeof(arm_instruction_t));
|
|
|
|
|
memset(instruction, 0, sizeof(struct arm_instruction));
|
|
|
|
|
|
|
|
|
|
/* read first halfword, see if this is the only one */
|
|
|
|
|
retval = target_read_u16(target, address, &op);
|
|
|
|
@ -4308,7 +4308,7 @@ int thumb2_opcode(target_t *target, uint32_t address, arm_instruction_t *instruc
|
|
|
|
|
return ERROR_OK;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int arm_access_size(arm_instruction_t *instruction)
|
|
|
|
|
int arm_access_size(struct arm_instruction *instruction)
|
|
|
|
|
{
|
|
|
|
|
if ((instruction->type == ARM_LDRB)
|
|
|
|
|
|| (instruction->type == ARM_LDRBT)
|
|
|
|
|