int evaluate_b_bl(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 L;
+ uint8_t L;
u32 immediate;
int offset;
u32 target_address;
/* both normal and extended instruction space (condition field b1111) */
int evaluate_ldc_stc_mcrr_mrrc(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 cp_num = (opcode & 0xf00) >> 8;
+ uint8_t cp_num = (opcode & 0xf00) >> 8;
/* MCRR or MRRC */
if (((opcode & 0x0ff00000) == 0x0c400000) || ((opcode & 0x0ff00000) == 0x0c400000))
{
- u8 cp_opcode, Rd, Rn, CRm;
+ uint8_t cp_opcode, Rd, Rn, CRm;
char *mnemonic;
cp_opcode = (opcode & 0xf0) >> 4;
}
else /* LDC or STC */
{
- u8 CRd, Rn, offset;
- u8 U, N;
+ uint8_t CRd, Rn, offset;
+ uint8_t U, N;
char *mnemonic;
char addressing_mode[32];
{
char* cond;
char* mnemonic;
- u8 cp_num, opcode_1, CRd_Rd, CRn, CRm, opcode_2;
+ uint8_t cp_num, opcode_1, CRd_Rd, CRn, CRm, opcode_2;
cond = ((opcode & 0xf0000000) == 0xf0000000) ? "2" : COND(opcode);
cp_num = (opcode & 0xf00) >> 8;
/* Load/store instructions */
int evaluate_load_store(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 I, P, U, B, W, L;
- u8 Rn, Rd;
+ uint8_t I, P, U, B, W, L;
+ uint8_t Rn, Rd;
char *operation; /* "LDR" or "STR" */
char *suffix; /* "", "B", "T", "BT" */
char offset[32];
}
else /* either +-<Rm> or +-<Rm>, <shift>, #<shift_imm> */
{
- u8 shift_imm, shift;
- u8 Rm;
+ uint8_t shift_imm, shift;
+ uint8_t Rm;
shift_imm = (opcode & 0xf80) >> 7;
shift = (opcode & 0x60) >> 5;
/* Miscellaneous load/store instructions */
int evaluate_misc_load_store(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 P, U, I, W, L, S, H;
- u8 Rn, Rd;
+ uint8_t P, U, I, W, L, S, H;
+ uint8_t Rn, Rd;
char *operation; /* "LDR" or "STR" */
char *suffix; /* "H", "SB", "SH", "D" */
char offset[32];
}
else /* Register offset/index (+-<Rm>) */
{
- u8 Rm;
+ uint8_t Rm;
Rm = (opcode & 0xf);
snprintf(offset, 32, "%sr%i", (U) ? "" : "-", Rm);
/* Load/store multiples instructions */
int evaluate_ldm_stm(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 P, U, S, W, L, Rn;
+ uint8_t P, U, S, W, L, Rn;
u32 register_list;
char *addressing_mode;
char *mnemonic;
/* Multiply (accumulate) */
if ((opcode & 0x0f800000) == 0x00000000)
{
- u8 Rm, Rs, Rn, Rd, S;
+ uint8_t Rm, Rs, Rn, Rd, S;
Rm = opcode & 0xf;
Rs = (opcode & 0xf00) >> 8;
Rn = (opcode & 0xf000) >> 12;
if ((opcode & 0x0f800000) == 0x00800000)
{
char* mnemonic = NULL;
- u8 Rm, Rs, RdHi, RdLow, S;
+ uint8_t Rm, Rs, RdHi, RdLow, S;
Rm = opcode & 0xf;
Rs = (opcode & 0xf00) >> 8;
RdHi = (opcode & 0xf000) >> 12;
/* Swap/swap byte */
if ((opcode & 0x0f800000) == 0x01000000)
{
- u8 Rm, Rd, Rn;
+ uint8_t Rm, Rd, Rn;
Rm = opcode & 0xf;
Rd = (opcode & 0xf000) >> 12;
Rn = (opcode & 0xf0000) >> 16;
/* immediate variant */
if (opcode & 0x02000000)
{
- u8 immediate = (opcode & 0xff);
- u8 rotate = (opcode & 0xf00);
+ uint8_t immediate = (opcode & 0xff);
+ uint8_t rotate = (opcode & 0xf00);
snprintf(instruction->text, 128, "0x%8.8x\t0x%8.8x\tMSR%s %s_%s%s%s%s, 0x%8.8x",
address, opcode, COND(opcode), PSR,
}
else /* register variant */
{
- u8 Rm = opcode & 0xf;
+ uint8_t Rm = opcode & 0xf;
snprintf(instruction->text, 128, "0x%8.8x\t0x%8.8x\tMSR%s %s_%s%s%s%s, r%i",
address, opcode, COND(opcode), PSR,
(opcode & 0x10000) ? "c" : "",
}
else /* Move status register to register (MRS) */
{
- u8 Rd;
+ uint8_t Rd;
instruction->type = ARM_MRS;
Rd = (opcode & 0x0000f000) >> 12;
/* BX */
if ((opcode & 0x006000f0) == 0x00200010)
{
- u8 Rm;
+ uint8_t Rm;
instruction->type = ARM_BX;
Rm = opcode & 0xf;
/* CLZ */
if ((opcode & 0x006000f0) == 0x00600010)
{
- u8 Rm, Rd;
+ uint8_t Rm, Rd;
instruction->type = ARM_CLZ;
Rm = opcode & 0xf;
Rd = (opcode & 0xf000) >> 12;
/* BLX(2) */
if ((opcode & 0x006000f0) == 0x00200030)
{
- u8 Rm;
+ uint8_t Rm;
instruction->type = ARM_BLX;
Rm = opcode & 0xf;
/* Enhanced DSP add/subtracts */
if ((opcode & 0x0000000f0) == 0x00000050)
{
- u8 Rm, Rd, Rn;
+ uint8_t Rm, Rd, Rn;
char *mnemonic = NULL;
Rm = opcode & 0xf;
Rd = (opcode & 0xf000) >> 12;
/* SMLA<x><y> */
if ((opcode & 0x00600000) == 0x00000000)
{
- u8 Rd, Rm, Rs, Rn;
+ uint8_t Rd, Rm, Rs, Rn;
instruction->type = ARM_SMLAxy;
Rd = (opcode & 0xf0000) >> 16;
Rm = (opcode & 0xf);
/* SMLAL<x><y> */
if ((opcode & 0x00600000) == 0x00400000)
{
- u8 RdLow, RdHi, Rm, Rs;
+ uint8_t RdLow, RdHi, Rm, Rs;
instruction->type = ARM_SMLAxy;
RdHi = (opcode & 0xf0000) >> 16;
RdLow = (opcode & 0xf000) >> 12;
/* SMLAW<y> */
if (((opcode & 0x00600000) == 0x00100000) && (x == 0))
{
- u8 Rd, Rm, Rs, Rn;
+ uint8_t Rd, Rm, Rs, Rn;
instruction->type = ARM_SMLAWy;
Rd = (opcode & 0xf0000) >> 16;
Rm = (opcode & 0xf);
/* SMUL<x><y> */
if ((opcode & 0x00600000) == 0x00300000)
{
- u8 Rd, Rm, Rs;
+ uint8_t Rd, Rm, Rs;
instruction->type = ARM_SMULxy;
Rd = (opcode & 0xf0000) >> 16;
Rm = (opcode & 0xf);
/* SMULW<y> */
if (((opcode & 0x00600000) == 0x00100000) && (x == 1))
{
- u8 Rd, Rm, Rs;
+ uint8_t Rd, Rm, Rs;
instruction->type = ARM_SMULWy;
Rd = (opcode & 0xf0000) >> 16;
Rm = (opcode & 0xf);
int evaluate_data_proc(u32 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 I, op, S, Rn, Rd;
+ uint8_t I, op, S, Rn, Rd;
char *mnemonic = NULL;
char shifter_operand[32];
if (I) /* immediate shifter operand (#<immediate>)*/
{
- u8 immed_8 = opcode & 0xff;
- u8 rotate_imm = (opcode & 0xf00) >> 8;
+ uint8_t immed_8 = opcode & 0xff;
+ uint8_t rotate_imm = (opcode & 0xf00) >> 8;
u32 immediate;
immediate = ror(immed_8, rotate_imm * 2);
}
else /* register-based shifter operand */
{
- u8 shift, Rm;
+ uint8_t shift, Rm;
shift = (opcode & 0x60) >> 5;
Rm = (opcode & 0xf);
if ((opcode & 0x10) != 0x10) /* Immediate shifts ("<Rm>" or "<Rm>, <shift> #<shift_immediate>") */
{
- u8 shift_imm;
+ uint8_t shift_imm;
shift_imm = (opcode & 0xf80) >> 7;
instruction->info.data_proc.variant = 1;
}
else /* Register shifts ("<Rm>, <shift> <Rs>") */
{
- u8 Rs = (opcode & 0xf00) >> 8;
+ uint8_t Rs = (opcode & 0xf00) >> 8;
instruction->info.data_proc.variant = 2;
instruction->info.data_proc.shifter_operand.register_shift.Rm = Rm;
int evaluate_add_sub_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 Rd = (opcode >> 0) & 0x7;
- u8 Rn = (opcode >> 3) & 0x7;
- u8 Rm_imm = (opcode >> 6) & 0x7;
+ uint8_t Rd = (opcode >> 0) & 0x7;
+ uint8_t Rn = (opcode >> 3) & 0x7;
+ uint8_t Rm_imm = (opcode >> 6) & 0x7;
u32 opc = opcode & (1<<9);
u32 reg_imm = opcode & (1<<10);
char *mnemonic;
int evaluate_shift_imm_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 Rd = (opcode >> 0) & 0x7;
- u8 Rm = (opcode >> 3) & 0x7;
- u8 imm = (opcode >> 6) & 0x1f;
- u8 opc = (opcode >> 11) & 0x3;
+ uint8_t Rd = (opcode >> 0) & 0x7;
+ uint8_t Rm = (opcode >> 3) & 0x7;
+ uint8_t imm = (opcode >> 6) & 0x1f;
+ uint8_t opc = (opcode >> 11) & 0x3;
char *mnemonic = NULL;
switch(opc)
int evaluate_data_proc_imm_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 imm = opcode & 0xff;
- u8 Rd = (opcode >> 8) & 0x7;
+ uint8_t imm = opcode & 0xff;
+ uint8_t Rd = (opcode >> 8) & 0x7;
u32 opc = (opcode >> 11) & 0x3;
char *mnemonic = NULL;
int evaluate_data_proc_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 high_reg, op, Rm, Rd,H1,H2;
+ uint8_t high_reg, op, Rm, Rd,H1,H2;
char *mnemonic = NULL;
high_reg = (opcode & 0x0400) >> 10;
int evaluate_load_literal_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 immediate;
- u8 Rd = (opcode >> 8) & 0x7;
+ uint8_t Rd = (opcode >> 8) & 0x7;
instruction->type = ARM_LDR;
immediate = opcode & 0x000000ff;
int evaluate_load_store_reg_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
- u8 Rd = (opcode >> 0) & 0x7;
- u8 Rn = (opcode >> 3) & 0x7;
- u8 Rm = (opcode >> 6) & 0x7;
- u8 opc = (opcode >> 9) & 0x7;
+ uint8_t Rd = (opcode >> 0) & 0x7;
+ uint8_t Rn = (opcode >> 3) & 0x7;
+ uint8_t Rm = (opcode >> 6) & 0x7;
+ uint8_t opc = (opcode >> 9) & 0x7;
char *mnemonic = NULL;
switch(opc)
int evaluate_load_store_imm_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 offset = (opcode >> 6) & 0x1f;
- u8 Rd = (opcode >> 0) & 0x7;
- u8 Rn = (opcode >> 3) & 0x7;
+ uint8_t Rd = (opcode >> 0) & 0x7;
+ uint8_t Rn = (opcode >> 3) & 0x7;
u32 L = opcode & (1<<11);
u32 B = opcode & (1<<12);
char *mnemonic;
int evaluate_load_store_stack_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 offset = opcode & 0xff;
- u8 Rd = (opcode >> 8) & 0x7;
+ uint8_t Rd = (opcode >> 8) & 0x7;
u32 L = opcode & (1<<11);
char *mnemonic;
int evaluate_add_sp_pc_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 imm = opcode & 0xff;
- u8 Rd = (opcode >> 8) & 0x7;
- u8 Rn;
+ uint8_t Rd = (opcode >> 8) & 0x7;
+ uint8_t Rn;
u32 SP = opcode & (1<<11);
char *reg_name;
int evaluate_adjust_stack_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 imm = opcode & 0x7f;
- u8 opc = opcode & (1<<7);
+ uint8_t opc = opcode & (1<<7);
char *mnemonic;
u32 reg_list = opcode & 0xff;
u32 L = opcode & (1<<11);
u32 R = opcode & (1<<8);
- u8 Rn = (opcode >> 8) & 7;
- u8 addr_mode = 0 /* IA */;
+ uint8_t Rn = (opcode >> 8) & 7;
+ uint8_t addr_mode = 0 /* IA */;
char reg_names[40];
char *reg_names_p;
char *mnemonic;
int evaluate_cond_branch_thumb(u16 opcode, u32 address, arm_instruction_t *instruction)
{
u32 offset = opcode & 0xff;
- u8 cond = (opcode >> 8) & 0xf;
+ uint8_t cond = (opcode >> 8) & 0xf;
u32 target_address;
if (cond == 0xf)
projects / fw / openocd / blobdiff