Add submodule dependency filesHEADmaster

Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec

1 files changed, 572 insertions, 0 deletions

diff --git a/capstone/arch/TMS320C64x/TMS320C64xInstPrinter.c b/capstone/arch/TMS320C64x/TMS320C64xInstPrinter.c
new file mode 100644
index 000000000..46bdbe7c4
--- /dev/null
+++ b/capstone/arch/TMS320C64x/TMS320C64xInstPrinter.c
@@ -0,0 +1,572 @@
+/* Capstone Disassembly Engine */
+/* TMS320C64x Backend by Fotis Loukos <me@fotisl.com> 2016 */
+
+#ifdef CAPSTONE_HAS_TMS320C64X
+
+#ifdef _MSC_VER
+// Disable security warnings for strcpy
+#ifndef _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_WARNINGS
+#endif
+
+// Banned API Usage : strcpy is a Banned API as listed in dontuse.h for
+// security purposes.
+#pragma warning(disable:28719)
+#endif
+
+#include <ctype.h>
+#include <string.h>
+
+#include "TMS320C64xInstPrinter.h"
+#include "../../MCInst.h"
+#include "../../utils.h"
+#include "../../SStream.h"
+#include "../../MCRegisterInfo.h"
+#include "../../MathExtras.h"
+#include "TMS320C64xMapping.h"
+
+#include "capstone/tms320c64x.h"
+
+static const char *getRegisterName(unsigned RegNo);
+static void printOperand(MCInst *MI, unsigned OpNo, SStream *O);
+static void printMemOperand(MCInst *MI, unsigned OpNo, SStream *O);
+static void printMemOperand2(MCInst *MI, unsigned OpNo, SStream *O);
+static void printRegPair(MCInst *MI, unsigned OpNo, SStream *O);
+
+void TMS320C64x_post_printer(csh ud, cs_insn *insn, char *insn_asm, MCInst *mci)
+{
+	SStream ss;
+	char *p, *p2, tmp[8];
+	unsigned int unit = 0;
+	int i;
+	cs_tms320c64x *tms320c64x;
+
+	if (mci->csh->detail) {
+		tms320c64x = &mci->flat_insn->detail->tms320c64x;
+
+		for (i = 0; i < insn->detail->groups_count; i++) {
+			switch(insn->detail->groups[i]) {
+				case TMS320C64X_GRP_FUNIT_D:
+					unit = TMS320C64X_FUNIT_D;
+					break;
+				case TMS320C64X_GRP_FUNIT_L:
+					unit = TMS320C64X_FUNIT_L;
+					break;
+				case TMS320C64X_GRP_FUNIT_M:
+					unit = TMS320C64X_FUNIT_M;
+					break;
+				case TMS320C64X_GRP_FUNIT_S:
+					unit = TMS320C64X_FUNIT_S;
+					break;
+				case TMS320C64X_GRP_FUNIT_NO:
+					unit = TMS320C64X_FUNIT_NO;
+					break;
+			}
+			if (unit != 0)
+				break;
+		}
+		tms320c64x->funit.unit = unit;
+
+		SStream_Init(&ss);
+		if (tms320c64x->condition.reg != TMS320C64X_REG_INVALID)
+			SStream_concat(&ss, "[%c%s]|", (tms320c64x->condition.zero == 1) ? '!' : '|', cs_reg_name(ud, tms320c64x->condition.reg));
+
+		p = strchr(insn_asm, '\t');
+		if (p != NULL)
+			*p++ = '\0';
+
+		SStream_concat0(&ss, insn_asm);
+		if ((p != NULL) && (((p2 = strchr(p, '[')) != NULL) || ((p2 = strchr(p, '(')) != NULL))) {
+			while ((p2 > p) && ((*p2 != 'a') && (*p2 != 'b')))
+				p2--;
+			if (p2 == p) {
+				strcpy(insn_asm, "Invalid!");
+				return;
+			}
+			if (*p2 == 'a')
+				strcpy(tmp, "1T");
+			else
+				strcpy(tmp, "2T");
+		} else {
+			tmp[0] = '\0';
+		}
+		switch(tms320c64x->funit.unit) {
+			case TMS320C64X_FUNIT_D:
+				SStream_concat(&ss, ".D%s%u", tmp, tms320c64x->funit.side);
+				break;
+			case TMS320C64X_FUNIT_L:
+				SStream_concat(&ss, ".L%s%u", tmp, tms320c64x->funit.side);
+				break;
+			case TMS320C64X_FUNIT_M:
+				SStream_concat(&ss, ".M%s%u", tmp, tms320c64x->funit.side);
+				break;
+			case TMS320C64X_FUNIT_S:
+				SStream_concat(&ss, ".S%s%u", tmp, tms320c64x->funit.side);
+				break;
+		}
+		if (tms320c64x->funit.crosspath > 0)
+			SStream_concat0(&ss, "X");
+
+		if (p != NULL)
+			SStream_concat(&ss, "\t%s", p);
+
+		if (tms320c64x->parallel != 0)
+			SStream_concat(&ss, "\t||");
+
+		/* insn_asm is a buffer from an SStream, so there should be enough space */
+		strcpy(insn_asm, ss.buffer);
+	}
+}
+
+#define PRINT_ALIAS_INSTR
+#include "TMS320C64xGenAsmWriter.inc"
+
+#define GET_INSTRINFO_ENUM
+#include "TMS320C64xGenInstrInfo.inc"
+
+static void printOperand(MCInst *MI, unsigned OpNo, SStream *O)
+{
+	MCOperand *Op = MCInst_getOperand(MI, OpNo);
+	unsigned reg;
+
+	if (MCOperand_isReg(Op)) {
+		reg = MCOperand_getReg(Op);
+		if ((MCInst_getOpcode(MI) == TMS320C64x_MVC_s1_rr) && (OpNo == 1)) {
+			switch(reg) {
+				case TMS320C64X_REG_EFR:
+					SStream_concat0(O, "EFR");
+					break;
+				case TMS320C64X_REG_IFR:
+					SStream_concat0(O, "IFR");
+					break;
+				default:
+					SStream_concat0(O, getRegisterName(reg));
+					break;
+			}
+		} else {
+			SStream_concat0(O, getRegisterName(reg));
+		}
+
+		if (MI->csh->detail) {
+			MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_REG;
+			MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].reg = reg;
+			MI->flat_insn->detail->tms320c64x.op_count++;
+		}
+	} else if (MCOperand_isImm(Op)) {
+		int64_t Imm = MCOperand_getImm(Op);
+
+		if (Imm >= 0) {
+			if (Imm > HEX_THRESHOLD)
+				SStream_concat(O, "0x%"PRIx64, Imm);
+			else
+				SStream_concat(O, "%"PRIu64, Imm);
+		} else {
+			if (Imm < -HEX_THRESHOLD)
+				SStream_concat(O, "-0x%"PRIx64, -Imm);
+			else
+				SStream_concat(O, "-%"PRIu64, -Imm);
+		}
+
+		if (MI->csh->detail) {
+			MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_IMM;
+			MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].imm = Imm;
+			MI->flat_insn->detail->tms320c64x.op_count++;
+		}
+	}
+}
+
+static void printMemOperand(MCInst *MI, unsigned OpNo, SStream *O)
+{
+	MCOperand *Op = MCInst_getOperand(MI, OpNo);
+	int64_t Val = MCOperand_getImm(Op);
+	unsigned scaled, base, offset, mode, unit;
+	cs_tms320c64x *tms320c64x;
+	char st, nd;
+
+	scaled = (Val >> 19) & 1;
+	base = (Val >> 12) & 0x7f;
+	offset = (Val >> 5) & 0x7f;
+	mode = (Val >> 1) & 0xf;
+	unit = Val & 1;
+
+	if (scaled) {
+		st = '[';
+		nd = ']';
+	} else {
+		st = '(';
+		nd = ')';
+	}
+
+	switch(mode) {
+		case 0:
+			SStream_concat(O, "*-%s%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 1:
+			SStream_concat(O, "*+%s%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 4:
+			SStream_concat(O, "*-%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+		case 5:
+			SStream_concat(O, "*+%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+		case 8:
+			SStream_concat(O, "*--%s%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 9:
+			SStream_concat(O, "*++%s%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 10:
+			SStream_concat(O, "*%s--%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 11:
+			SStream_concat(O, "*%s++%c%u%c", getRegisterName(base), st, offset, nd);
+			break;
+		case 12:
+			SStream_concat(O, "*--%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+		case 13:
+			SStream_concat(O, "*++%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+		case 14:
+			SStream_concat(O, "*%s--%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+		case 15:
+			SStream_concat(O, "*%s++%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
+			break;
+	}
+
+	if (MI->csh->detail) {
+		tms320c64x = &MI->flat_insn->detail->tms320c64x;
+
+		tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
+		tms320c64x->operands[tms320c64x->op_count].mem.base = base;
+		tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
+		tms320c64x->operands[tms320c64x->op_count].mem.unit = unit + 1;
+		tms320c64x->operands[tms320c64x->op_count].mem.scaled = scaled;
+		switch(mode) {
+			case 0:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
+				break;
+			case 1:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
+				break;
+			case 4:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
+				break;
+			case 5:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
+				break;
+			case 8:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
+				break;
+			case 9:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
+				break;
+			case 10:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
+				break;
+			case 11:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
+				break;
+			case 12:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
+				break;
+			case 13:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
+				break;
+			case 14:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
+				break;
+			case 15:
+				tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
+				tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+				tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
+				break;
+		}
+		tms320c64x->op_count++;
+	}
+}
+
+static void printMemOperand2(MCInst *MI, unsigned OpNo, SStream *O)
+{
+	MCOperand *Op = MCInst_getOperand(MI, OpNo);
+	int64_t Val = MCOperand_getImm(Op);
+	uint16_t offset;
+	unsigned basereg;
+	cs_tms320c64x *tms320c64x;
+
+	basereg = Val & 0x7f;
+	offset = (Val >> 7) & 0x7fff;
+	SStream_concat(O, "*+%s[0x%x]", getRegisterName(basereg), offset);
+
+	if (MI->csh->detail) {
+		tms320c64x = &MI->flat_insn->detail->tms320c64x;
+
+		tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
+		tms320c64x->operands[tms320c64x->op_count].mem.base = basereg;
+		tms320c64x->operands[tms320c64x->op_count].mem.unit = 2;
+		tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
+		tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
+		tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
+		tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
+		tms320c64x->op_count++;
+	}
+}
+
+static void printRegPair(MCInst *MI, unsigned OpNo, SStream *O)
+{
+	MCOperand *Op = MCInst_getOperand(MI, OpNo);
+	unsigned reg = MCOperand_getReg(Op);
+	cs_tms320c64x *tms320c64x;
+
+	SStream_concat(O, "%s:%s", getRegisterName(reg + 1), getRegisterName(reg));
+
+	if (MI->csh->detail) {
+		tms320c64x = &MI->flat_insn->detail->tms320c64x;
+
+		tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_REGPAIR;
+		tms320c64x->operands[tms320c64x->op_count].reg = reg;
+		tms320c64x->op_count++;
+	}
+}
+
+static bool printAliasInstruction(MCInst *MI, SStream *O, MCRegisterInfo *MRI)
+{
+	unsigned opcode = MCInst_getOpcode(MI);
+	MCOperand *op;
+
+	switch(opcode) {
+		/* ADD.Dx -i, x, y -> SUB.Dx x, i, y */
+		case TMS320C64x_ADD_d2_rir:
+		/* ADD.L -i, x, y -> SUB.L x, i, y */
+		case TMS320C64x_ADD_l1_irr:
+		case TMS320C64x_ADD_l1_ipp:
+		/* ADD.S -i, x, y -> SUB.S x, i, y */
+		case TMS320C64x_ADD_s1_irr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getImm(MCInst_getOperand(MI, 2)) < 0)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_SUB);
+				op = MCInst_getOperand(MI, 2);
+				MCOperand_setImm(op, -MCOperand_getImm(op));
+
+				SStream_concat0(O, "SUB\t");
+				printOperand(MI, 1, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 2, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* ADD.D 0, x, y -> MV.D x, y */
+		case TMS320C64x_ADD_d1_rir:
+		/* OR.D x, 0, y -> MV.D x, y */
+		case TMS320C64x_OR_d2_rir:
+		/* ADD.L 0, x, y -> MV.L x, y */
+		case TMS320C64x_ADD_l1_irr:
+		case TMS320C64x_ADD_l1_ipp:
+		/* OR.L 0, x, y -> MV.L x, y */
+		case TMS320C64x_OR_l1_irr:
+		/* ADD.S 0, x, y -> MV.S x, y */
+		case TMS320C64x_ADD_s1_irr:
+		/* OR.S 0, x, y -> MV.S x, y */
+		case TMS320C64x_OR_s1_irr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getImm(MCInst_getOperand(MI, 2)) == 0)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_MV);
+				MI->size--;
+
+				SStream_concat0(O, "MV\t");
+				printOperand(MI, 1, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* XOR.D -1, x, y -> NOT.D x, y */
+		case TMS320C64x_XOR_d2_rir:
+		/* XOR.L -1, x, y -> NOT.L x, y */
+		case TMS320C64x_XOR_l1_irr:
+		/* XOR.S -1, x, y -> NOT.S x, y */
+		case TMS320C64x_XOR_s1_irr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getImm(MCInst_getOperand(MI, 2)) == -1)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_NOT);
+				MI->size--;
+
+				SStream_concat0(O, "NOT\t");
+				printOperand(MI, 1, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* MVK.D 0, x -> ZERO.D x */
+		case TMS320C64x_MVK_d1_rr:
+		/* MVK.L 0, x -> ZERO.L x */
+		case TMS320C64x_MVK_l2_ir:
+			if ((MCInst_getNumOperands(MI) == 2) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 1)) &&
+				(MCOperand_getImm(MCInst_getOperand(MI, 1)) == 0)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
+				MI->size--;
+
+				SStream_concat0(O, "ZERO\t");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* SUB.L x, x, y -> ZERO.L y */
+		case TMS320C64x_SUB_l1_rrp_x1:
+		/* SUB.S x, x, y -> ZERO.S y */
+		case TMS320C64x_SUB_s1_rrr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
+				MI->size -= 2;
+
+				SStream_concat0(O, "ZERO\t");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* SUB.L 0, x, y -> NEG.L x, y */
+		case TMS320C64x_SUB_l1_irr:
+		case TMS320C64x_SUB_l1_ipp:
+		/* SUB.S 0, x, y -> NEG.S x, y */
+		case TMS320C64x_SUB_s1_irr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getImm(MCInst_getOperand(MI, 2)) == 0)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_NEG);
+				MI->size--;
+
+				SStream_concat0(O, "NEG\t");
+				printOperand(MI, 1, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* PACKLH2.L x, x, y -> SWAP2.L x, y */
+		case TMS320C64x_PACKLH2_l1_rrr_x2:
+		/* PACKLH2.S x, x, y -> SWAP2.S x, y */
+		case TMS320C64x_PACKLH2_s1_rrr:
+			if ((MCInst_getNumOperands(MI) == 3) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
+				MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
+				(MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_SWAP2);
+				MI->size--;
+
+				SStream_concat0(O, "SWAP2\t");
+				printOperand(MI, 1, O);
+				SStream_concat0(O, ", ");
+				printOperand(MI, 0, O);
+
+				return true;
+			}
+			break;
+	}
+	switch(opcode) {
+		/* NOP 16 -> IDLE */
+		/* NOP 1 -> NOP */
+		case TMS320C64x_NOP_n:
+			if ((MCInst_getNumOperands(MI) == 1) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
+				(MCOperand_getReg(MCInst_getOperand(MI, 0)) == 16)) {
+
+				MCInst_setOpcodePub(MI, TMS320C64X_INS_IDLE);
+				MI->size--;
+
+				SStream_concat0(O, "IDLE");
+
+				return true;
+			}
+			if ((MCInst_getNumOperands(MI) == 1) &&
+				MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
+				(MCOperand_getReg(MCInst_getOperand(MI, 0)) == 1)) {
+
+				MI->size--;
+
+				SStream_concat0(O, "NOP");
+
+				return true;
+			}
+			break;
+	}
+
+	return false;
+}
+
+void TMS320C64x_printInst(MCInst *MI, SStream *O, void *Info)
+{
+	if (!printAliasInstruction(MI, O, Info))
+		printInstruction(MI, O, Info);
+}
+
+#endif