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v811_spc009/external/capstone/arch/SystemZ/SystemZInstPrinter.c

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//===-- SystemZInstPrinter.cpp - Convert SystemZ MCInst to assembly syntax --------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This class prints an SystemZ MCInst to a .s file.
//
//===----------------------------------------------------------------------===//
/* Capstone Disassembly Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2015 */
#ifdef CAPSTONE_HAS_SYSZ
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <capstone/platform.h>
#include "SystemZInstPrinter.h"
#include "../../MCInst.h"
#include "../../utils.h"
#include "../../SStream.h"
#include "../../MCRegisterInfo.h"
#include "../../MathExtras.h"
#include "SystemZMapping.h"
static const char *getRegisterName(unsigned RegNo);
void SystemZ_post_printer(csh ud, cs_insn *insn, char *insn_asm, MCInst *mci)
{
/*
if (((cs_struct *)ud)->detail != CS_OPT_ON)
return;
*/
}
static void printAddress(MCInst *MI, unsigned Base, int64_t Disp, unsigned Index, SStream *O)
{
printInt64(O, Disp);
if (Base) {
SStream_concat0(O, "(");
if (Index)
SStream_concat(O, "%%%s, ", getRegisterName(Index));
SStream_concat(O, "%%%s)", getRegisterName(Base));
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_MEM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.base = (uint8_t)SystemZ_map_register(Base);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.index = (uint8_t)SystemZ_map_register(Index);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.disp = Disp;
MI->flat_insn->detail->sysz.op_count++;
}
} else if (!Index) {
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Disp;
MI->flat_insn->detail->sysz.op_count++;
}
} else {
SStream_concat(O, "(%%%s)", getRegisterName(Index));
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_MEM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.base = (uint8_t)SystemZ_map_register(Base);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.index = (uint8_t)SystemZ_map_register(Index);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.disp = Disp;
MI->flat_insn->detail->sysz.op_count++;
}
}
}
static void _printOperand(MCInst *MI, MCOperand *MO, SStream *O)
{
if (MCOperand_isReg(MO)) {
unsigned reg;
reg = MCOperand_getReg(MO);
SStream_concat(O, "%%%s", getRegisterName(reg));
reg = SystemZ_map_register(reg);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_REG;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].reg = reg;
MI->flat_insn->detail->sysz.op_count++;
}
} else if (MCOperand_isImm(MO)) {
int64_t Imm = MCOperand_getImm(MO);
printInt64(O, Imm);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Imm;
MI->flat_insn->detail->sysz.op_count++;
}
}
}
static void printU1ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<1>(Value) && "Invalid u1imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU2ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<2>(Value) && "Invalid u2imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU3ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<3>(Value) && "Invalid u4imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU4ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<4>(Value) && "Invalid u4imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU6ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
uint32_t Value = (uint32_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<6>(Value) && "Invalid u6imm argument");
printUInt32(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printS8ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int8_t Value = (int8_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isInt<8>(Value) && "Invalid s8imm argument");
if (Value >= 0) {
if (Value > HEX_THRESHOLD)
SStream_concat(O, "0x%x", Value);
else
SStream_concat(O, "%u", Value);
} else {
if (Value < -HEX_THRESHOLD)
SStream_concat(O, "-0x%x", -Value);
else
SStream_concat(O, "-%u", -Value);
}
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU8ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
uint8_t Value = (uint8_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<8>(Value) && "Invalid u8imm argument");
if (Value > HEX_THRESHOLD)
SStream_concat(O, "0x%x", Value);
else
SStream_concat(O, "%u", Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU12ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<12>(Value) && "Invalid u12imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printS16ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int16_t Value = (int16_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isInt<16>(Value) && "Invalid s16imm argument");
if (Value >= 0) {
if (Value > HEX_THRESHOLD)
SStream_concat(O, "0x%x", Value);
else
SStream_concat(O, "%u", Value);
} else {
if (Value < -HEX_THRESHOLD)
SStream_concat(O, "-0x%x", -Value);
else
SStream_concat(O, "-%u", -Value);
}
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU16ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
uint16_t Value = (uint16_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<16>(Value) && "Invalid u16imm argument");
if (Value > HEX_THRESHOLD)
SStream_concat(O, "0x%x", Value);
else
SStream_concat(O, "%u", Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printS32ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int32_t Value = (int32_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isInt<32>(Value) && "Invalid s32imm argument");
printInt32(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU32ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
uint32_t Value = (uint32_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<32>(Value) && "Invalid u32imm argument");
printUInt32(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printU48ImmOperand(MCInst *MI, int OpNum, SStream *O)
{
int64_t Value = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(isUInt<48>(Value) && "Invalid u48imm argument");
printInt64(O, Value);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = Value;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printPCRelOperand(MCInst *MI, int OpNum, SStream *O)
{
MCOperand *MO = MCInst_getOperand(MI, OpNum);
int32_t imm;
if (MCOperand_isImm(MO)) {
imm = (int32_t)MCOperand_getImm(MO);
printInt32(O, imm);
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_IMM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].imm = (int64_t)imm;
MI->flat_insn->detail->sysz.op_count++;
}
}
}
static void printPCRelTLSOperand(MCInst *MI, int OpNum, SStream *O)
{
// Output the PC-relative operand.
printPCRelOperand(MI, OpNum, O);
}
static void printOperand(MCInst *MI, int OpNum, SStream *O)
{
_printOperand(MI, MCInst_getOperand(MI, OpNum), O);
}
static void printBDAddrOperand(MCInst *MI, int OpNum, SStream *O)
{
printAddress(MI, MCOperand_getReg(MCInst_getOperand(MI, OpNum)),
MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1)), 0, O);
}
static void printBDXAddrOperand(MCInst *MI, int OpNum, SStream *O)
{
printAddress(MI, MCOperand_getReg(MCInst_getOperand(MI, OpNum)),
MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1)),
MCOperand_getReg(MCInst_getOperand(MI, OpNum + 2)), O);
}
static void printBDLAddrOperand(MCInst *MI, int OpNum, SStream *O)
{
unsigned Base = MCOperand_getReg(MCInst_getOperand(MI, OpNum));
uint64_t Disp = (uint64_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1));
uint64_t Length = (uint64_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum + 2));
if (Disp > HEX_THRESHOLD)
SStream_concat(O, "0x%"PRIx64, Disp);
else
SStream_concat(O, "%"PRIu64, Disp);
if (Length > HEX_THRESHOLD)
SStream_concat(O, "(0x%"PRIx64, Length);
else
SStream_concat(O, "(%"PRIu64, Length);
if (Base)
SStream_concat(O, ", %%%s", getRegisterName(Base));
SStream_concat0(O, ")");
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_MEM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.base = (uint8_t)SystemZ_map_register(Base);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.length = Length;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.disp = (int64_t)Disp;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printBDRAddrOperand(MCInst *MI, int OpNum, SStream *O)
{
unsigned Base = MCOperand_getReg(MCInst_getOperand(MI, OpNum));
uint64_t Disp = (uint64_t)MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1));
uint64_t Length = MCOperand_getReg(MCInst_getOperand(MI, OpNum + 2));
if (Disp > HEX_THRESHOLD)
SStream_concat(O, "0x%"PRIx64, Disp);
else
SStream_concat(O, "%"PRIu64, Disp);
SStream_concat0(O, "(");
SStream_concat(O, "%%%s", getRegisterName(Length));
if (Base)
SStream_concat(O, ", %%%s", getRegisterName(Base));
SStream_concat0(O, ")");
if (MI->csh->detail) {
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].type = SYSZ_OP_MEM;
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.base = (uint8_t)SystemZ_map_register(Base);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.length = (uint8_t)SystemZ_map_register(Length);
MI->flat_insn->detail->sysz.operands[MI->flat_insn->detail->sysz.op_count].mem.disp = (int64_t)Disp;
MI->flat_insn->detail->sysz.op_count++;
}
}
static void printBDVAddrOperand(MCInst *MI, int OpNum, SStream *O)
{
printAddress(MI, MCOperand_getReg(MCInst_getOperand(MI, OpNum)),
MCOperand_getImm(MCInst_getOperand(MI, OpNum + 1)),
MCOperand_getReg(MCInst_getOperand(MI, OpNum + 2)), O);
}
static void printCond4Operand(MCInst *MI, int OpNum, SStream *O)
{
static const char *const CondNames[] = {
"o", "h", "nle", "l", "nhe", "lh", "ne",
"e", "nlh", "he", "nl", "le", "nh", "no"
};
uint64_t Imm = MCOperand_getImm(MCInst_getOperand(MI, OpNum));
// assert(Imm > 0 && Imm < 15 && "Invalid condition");
SStream_concat0(O, CondNames[Imm - 1]);
if (MI->csh->detail)
MI->flat_insn->detail->sysz.cc = (sysz_cc)Imm;
}
#define PRINT_ALIAS_INSTR
#include "SystemZGenAsmWriter.inc"
void SystemZ_printInst(MCInst *MI, SStream *O, void *Info)
{
printInstruction(MI, O, Info);
}
#endif
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