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renamed ARM disassembler class from "Arm" to "ARM_Disasm"

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This commit is contained in:
bunnei 2014-04-04 22:25:12 -04:00
parent f5f6428b97
commit d601d2e696
2 changed files with 27 additions and 27 deletions
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52
src/core/src/arm/disassembler/arm_disasm.cpp
View File

@ -134,7 +134,7 @@ static const char* cond_to_str(int cond) {
return cond_names[cond]; return cond_names[cond];
} }
char *Arm::disasm(uint32_t addr, uint32_t insn, char *result) char *ARM_Disasm::disasm(uint32_t addr, uint32_t insn, char *result)
{ {
static char buf[80]; static char buf[80];
char *ptr; char *ptr;
@ -233,7 +233,7 @@ char *Arm::disasm(uint32_t addr, uint32_t insn, char *result)
return NULL; return NULL;
} }
char *Arm::disasm_alu(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_alu(Opcode opcode, uint32_t insn, char *ptr)
{ {
static const uint8_t kNoOperand1 = 1; static const uint8_t kNoOperand1 = 1;
static const uint8_t kNoDest = 2; static const uint8_t kNoDest = 2;
@ -325,7 +325,7 @@ char *Arm::disasm_alu(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_branch(uint32_t addr, Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_branch(uint32_t addr, Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint32_t offset = insn & 0xffffff; uint32_t offset = insn & 0xffffff;
@ -342,7 +342,7 @@ char *Arm::disasm_branch(uint32_t addr, Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_bx(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_bx(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rn = insn & 0xf; uint8_t rn = insn & 0xf;
@ -350,14 +350,14 @@ char *Arm::disasm_bx(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_bkpt(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_bkpt(uint32_t insn, char *ptr)
{ {
uint32_t immed = (((insn >> 8) & 0xfff) << 4) | (insn & 0xf); uint32_t immed = (((insn >> 8) & 0xfff) << 4) | (insn & 0xf);
sprintf(ptr, "bkpt\t#%d", immed); sprintf(ptr, "bkpt\t#%d", immed);
return ptr; return ptr;
} }
char *Arm::disasm_clz(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_clz(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rd = (insn >> 12) & 0xf; uint8_t rd = (insn >> 12) & 0xf;
@ -366,7 +366,7 @@ char *Arm::disasm_clz(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_memblock(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_memblock(Opcode opcode, uint32_t insn, char *ptr)
{ {
char tmp_reg[10], tmp_list[80]; char tmp_reg[10], tmp_list[80];
@ -418,7 +418,7 @@ char *Arm::disasm_memblock(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_mem(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_mem(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t is_reg = (insn >> 25) & 0x1; uint8_t is_reg = (insn >> 25) & 0x1;
@ -516,7 +516,7 @@ char *Arm::disasm_mem(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_memhalf(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_memhalf(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t is_load = (insn >> 20) & 0x1; uint8_t is_load = (insn >> 20) & 0x1;
@ -574,7 +574,7 @@ char *Arm::disasm_memhalf(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_mcr(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_mcr(Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t crn = (insn >> 16) & 0xf; uint8_t crn = (insn >> 16) & 0xf;
@ -589,7 +589,7 @@ char *Arm::disasm_mcr(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_mla(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_mla(Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rd = (insn >> 16) & 0xf; uint8_t rd = (insn >> 16) & 0xf;
@ -604,7 +604,7 @@ char *Arm::disasm_mla(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_umlal(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_umlal(Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rdhi = (insn >> 16) & 0xf; uint8_t rdhi = (insn >> 16) & 0xf;
@ -619,7 +619,7 @@ char *Arm::disasm_umlal(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_mul(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_mul(Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rd = (insn >> 16) & 0xf; uint8_t rd = (insn >> 16) & 0xf;
@ -633,7 +633,7 @@ char *Arm::disasm_mul(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_mrs(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_mrs(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rd = (insn >> 12) & 0xf; uint8_t rd = (insn >> 12) & 0xf;
@ -643,7 +643,7 @@ char *Arm::disasm_mrs(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_msr(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_msr(uint32_t insn, char *ptr)
{ {
char flags[8]; char flags[8];
int flag_index = 0; int flag_index = 0;
@ -679,7 +679,7 @@ char *Arm::disasm_msr(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_pld(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_pld(uint32_t insn, char *ptr)
{ {
uint8_t is_reg = (insn >> 25) & 0x1; uint8_t is_reg = (insn >> 25) & 0x1;
uint8_t is_up = (insn >> 23) & 0x1; uint8_t is_up = (insn >> 23) & 0x1;
@ -704,7 +704,7 @@ char *Arm::disasm_pld(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_swi(uint32_t insn, char *ptr) char *ARM_Disasm::disasm_swi(uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint32_t sysnum = insn & 0x00ffffff; uint32_t sysnum = insn & 0x00ffffff;
@ -713,7 +713,7 @@ char *Arm::disasm_swi(uint32_t insn, char *ptr)
return ptr; return ptr;
} }
char *Arm::disasm_swp(Opcode opcode, uint32_t insn, char *ptr) char *ARM_Disasm::disasm_swp(Opcode opcode, uint32_t insn, char *ptr)
{ {
uint8_t cond = (insn >> 28) & 0xf; uint8_t cond = (insn >> 28) & 0xf;
uint8_t rn = (insn >> 16) & 0xf; uint8_t rn = (insn >> 16) & 0xf;
@ -725,7 +725,7 @@ char *Arm::disasm_swp(Opcode opcode, uint32_t insn, char *ptr)
return ptr; return ptr;
} }
Opcode Arm::decode(uint32_t insn) { Opcode ARM_Disasm::decode(uint32_t insn) {
uint32_t bits27_26 = (insn >> 26) & 0x3; uint32_t bits27_26 = (insn >> 26) & 0x3;
switch (bits27_26) { switch (bits27_26) {
case 0x0: case 0x0:
@ -740,7 +740,7 @@ Opcode Arm::decode(uint32_t insn) {
return OP_INVALID; return OP_INVALID;
} }
Opcode Arm::decode00(uint32_t insn) { Opcode ARM_Disasm::decode00(uint32_t insn) {
uint8_t bit25 = (insn >> 25) & 0x1; uint8_t bit25 = (insn >> 25) & 0x1;
uint8_t bit4 = (insn >> 4) & 0x1; uint8_t bit4 = (insn >> 4) & 0x1;
if (bit25 == 0 && bit4 == 1) { if (bit25 == 0 && bit4 == 1) {
@ -780,7 +780,7 @@ Opcode Arm::decode00(uint32_t insn) {
return decode_alu(insn); return decode_alu(insn);
} }
Opcode Arm::decode01(uint32_t insn) { Opcode ARM_Disasm::decode01(uint32_t insn) {
uint8_t is_reg = (insn >> 25) & 0x1; uint8_t is_reg = (insn >> 25) & 0x1;
uint8_t bit4 = (insn >> 4) & 0x1; uint8_t bit4 = (insn >> 4) & 0x1;
if (is_reg == 1 && bit4 == 1) if (is_reg == 1 && bit4 == 1)
@ -807,7 +807,7 @@ Opcode Arm::decode01(uint32_t insn) {
return OP_STR; return OP_STR;
} }
Opcode Arm::decode10(uint32_t insn) { Opcode ARM_Disasm::decode10(uint32_t insn) {
uint8_t bit25 = (insn >> 25) & 0x1; uint8_t bit25 = (insn >> 25) & 0x1;
if (bit25 == 0) { if (bit25 == 0) {
// LDM/STM // LDM/STM
@ -832,7 +832,7 @@ Opcode Arm::decode10(uint32_t insn) {
return OP_BL; return OP_BL;
} }
Opcode Arm::decode11(uint32_t insn) { Opcode ARM_Disasm::decode11(uint32_t insn) {
uint8_t bit25 = (insn >> 25) & 0x1; uint8_t bit25 = (insn >> 25) & 0x1;
if (bit25 == 0) { if (bit25 == 0) {
// LDC, SDC // LDC, SDC
@ -881,7 +881,7 @@ Opcode Arm::decode11(uint32_t insn) {
return OP_MCR; return OP_MCR;
} }
Opcode Arm::decode_mul(uint32_t insn) { Opcode ARM_Disasm::decode_mul(uint32_t insn) {
uint8_t bit24 = (insn >> 24) & 0x1; uint8_t bit24 = (insn >> 24) & 0x1;
if (bit24 != 0) { if (bit24 != 0) {
// This is an unexpected bit pattern. Create an undefined // This is an unexpected bit pattern. Create an undefined
@ -915,7 +915,7 @@ Opcode Arm::decode_mul(uint32_t insn) {
return OP_SMLAL; return OP_SMLAL;
} }
Opcode Arm::decode_ldrh(uint32_t insn) { Opcode ARM_Disasm::decode_ldrh(uint32_t insn) {
uint8_t is_load = (insn >> 20) & 0x1; uint8_t is_load = (insn >> 20) & 0x1;
uint8_t bits_65 = (insn >> 5) & 0x3; uint8_t bits_65 = (insn >> 5) & 0x3;
if (is_load) { if (is_load) {
@ -945,7 +945,7 @@ Opcode Arm::decode_ldrh(uint32_t insn) {
return OP_STRH; return OP_STRH;
} }
Opcode Arm::decode_alu(uint32_t insn) { Opcode ARM_Disasm::decode_alu(uint32_t insn) {
uint8_t is_immed = (insn >> 25) & 0x1; uint8_t is_immed = (insn >> 25) & 0x1;
uint8_t opcode = (insn >> 21) & 0xf; uint8_t opcode = (insn >> 21) & 0xf;
uint8_t bit_s = (insn >> 20) & 1; uint8_t bit_s = (insn >> 20) & 1;

2
src/core/src/arm/disassembler/arm_disasm.h
View File

@ -107,7 +107,7 @@ enum Opcode {
OP_END // must be last OP_END // must be last
}; };
class Arm { class ARM_Disasm {
public: public:
static char *disasm(uint32_t addr, uint32_t insn, char *buffer); static char *disasm(uint32_t addr, uint32_t insn, char *buffer);
static Opcode decode(uint32_t insn); static Opcode decode(uint32_t insn);