/*==============================================================================
* FUNCTION: RtlTest::testIsCompare
* OVERVIEW: Test the isCompare function
*============================================================================*/
void RtlTest::testIsCompare ()
{
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(SWITCH_SPARC);
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
// Decode second instruction: "sub %i0, 2, %o1"
int iReg;
Exp* eOperand = NULL;
DecodeResult inst = pFE->decodeInstruction(0x10910);
CPPUNIT_ASSERT(inst.rtl != NULL);
CPPUNIT_ASSERT(inst.rtl->isCompare(iReg, eOperand) == false);
// Decode fifth instruction: "cmp %o1, 5"
inst = pFE->decodeInstruction(0x1091c);
CPPUNIT_ASSERT(inst.rtl != NULL);
CPPUNIT_ASSERT(inst.rtl->isCompare(iReg, eOperand) == true);
CPPUNIT_ASSERT_EQUAL(9, iReg);
std::string expected("5");
std::ostringstream ost1;
eOperand->print(ost1);
std::string actual(ost1.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
pBF->UnLoad();
delete pBF;
delete pFE;
pBF = bff.Load(SWITCH_PENT);
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_PENTIUM);
pFE = new PentiumFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
// Decode fifth instruction: "cmp $0x5,%eax"
inst = pFE->decodeInstruction(0x80488fb);
CPPUNIT_ASSERT(inst.rtl != NULL);
CPPUNIT_ASSERT(inst.rtl->isCompare(iReg, eOperand) == true);
CPPUNIT_ASSERT_EQUAL(24, iReg);
std::ostringstream ost2;
eOperand->print(ost2);
actual = ost2.str();
CPPUNIT_ASSERT_EQUAL(expected, actual);
// Decode instruction: "add $0x4,%esp"
inst = pFE->decodeInstruction(0x804890c);
CPPUNIT_ASSERT(inst.rtl != NULL);
CPPUNIT_ASSERT(inst.rtl->isCompare(iReg, eOperand) == false);
pBF->UnLoad();
delete pFE;
}
void FrontSparcTest::test2() {
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_SPARC);
if (pBF == NULL)
pBF = new BinaryFileStub(); // fallback on stub
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
std::ostringstream o1;
inst = pFE->decodeInstruction(0x10690);
inst.rtl->print(o1);
// This call is to out of range of the program's text limits (to the Program Linkage Table (PLT), calling printf)
// This is quite normal.
expected = std::string("00010690 0 CALL printf(\n"
" )\n"
" Reaching definitions: \n"
" Live variables: \n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o1.str()));
std::ostringstream o2;
inst = pFE->decodeInstruction(0x10694);
inst.rtl->print(o2);
expected = std::string("00010694\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
std::ostringstream o3;
inst = pFE->decodeInstruction(0x10698);
inst.rtl->print(o3);
expected = std::string("00010698 0 *32* r8 := 0\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
std::ostringstream o4;
inst = pFE->decodeInstruction(0x1069c);
inst.rtl->print(o4);
expected = std::string("0001069c 0 *32* r24 := r8\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o4.str()));
delete pFE;
// delete pBF;
}
/*==============================================================================
* FUNCTION: FrontPentTest::test1
* OVERVIEW: Test decoding some pentium instructions
*============================================================================*/
void FrontPentTest::test1 ()
{
std::ostringstream ost;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_PENT);
if (pBF == NULL)
pBF = new BinaryFileStub();
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_PENTIUM);
Prog* prog = new Prog;
FrontEnd *pFE = new PentiumFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
bool gotMain;
ADDRESS addr = pFE->getMainEntryPoint(gotMain);
CPPUNIT_ASSERT (addr != NO_ADDRESS);
// Decode first instruction
DecodeResult inst = pFE->decodeInstruction(addr);
inst.rtl->print(ost);
std::string expected(
"08048328 0 *32* m[r28 - 4] := r29\n"
" 0 *32* r28 := r28 - 4\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(ost.str()));
std::ostringstream o2;
addr += inst.numBytes;
inst = pFE->decodeInstruction(addr);
inst.rtl->print(o2);
expected = std::string("08048329 0 *32* r29 := r28\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
std::ostringstream o3;
addr = 0x804833b;
inst = pFE->decodeInstruction(addr);
inst.rtl->print(o3);
expected = std::string(
"0804833b 0 *32* m[r28 - 4] := 0x80483fc\n"
" 0 *32* r28 := r28 - 4\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
// delete pBF;
}
void FrontPentTest::testBranch()
{
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(BRANCH_PENT);
if (pBF == NULL)
pBF = new BinaryFileStub();
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_PENTIUM);
Prog* prog = new Prog;
FrontEnd *pFE = new PentiumFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
// jne
std::ostringstream o1;
inst = pFE->decodeInstruction(0x8048979);
inst.rtl->print(o1);
expected = std::string("08048979 0 BRANCH 0x8048988, condition "
"not equals\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, o1.str());
// jg
std::ostringstream o2;
inst = pFE->decodeInstruction(0x80489c1);
inst.rtl->print(o2);
expected = std::string(
"080489c1 0 BRANCH 0x80489d5, condition signed greater\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
// jbe
std::ostringstream o3;
inst = pFE->decodeInstruction(0x8048a1b);
inst.rtl->print(o3);
expected = std::string(
"08048a1b 0 BRANCH 0x8048a2a, condition unsigned less or equals\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
// delete pBF;
}
void FrontSparcTest::testBranch() {
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(BRANCH_SPARC);
if (pBF == NULL)
pBF = new BinaryFileStub(); // fallback on stub
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
// bne
std::ostringstream o1;
inst = pFE->decodeInstruction(0x10ab0);
inst.rtl->print(o1);
expected = std::string(
"00010ab0 0 BRANCH 0x10ac8, condition not equals\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o1.str()));
// bg
std::ostringstream o2;
inst = pFE->decodeInstruction(0x10af8);
inst.rtl->print(o2);
expected = std::string("00010af8 0 BRANCH 0x10b10, condition "
"signed greater\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
// bleu
std::ostringstream o3;
inst = pFE->decodeInstruction(0x10b44);
inst.rtl->print(o3);
expected = std::string(
"00010b44 0 BRANCH 0x10b54, condition unsigned less or equals\n"
"High level: %flags\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
// delete pBF;
}
void FrontPentTest::test2()
{
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_PENT);
if (pBF == NULL)
pBF = new BinaryFileStub();
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_PENTIUM);
Prog* prog = new Prog;
FrontEnd *pFE = new PentiumFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
std::ostringstream o1;
inst = pFE->decodeInstruction(0x8048345);
inst.rtl->print(o1);
expected = std::string(
"08048345 0 *32* tmp1 := r28\n"
" 0 *32* r28 := r28 + 16\n"
" 0 *v* %flags := ADDFLAGS32( tmp1, 16, r28 )\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o1.str()));
std::ostringstream o2;
inst = pFE->decodeInstruction(0x8048348);
inst.rtl->print(o2);
expected = std::string(
"08048348 0 *32* r24 := 0\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
std::ostringstream o3;
inst = pFE->decodeInstruction(0x8048329);
inst.rtl->print(o3);
expected = std::string("08048329 0 *32* r29 := r28\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
// delete pBF;
}
void FrontPentTest::test3()
{
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_PENT);
if (pBF == NULL)
pBF = new BinaryFileStub();
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_PENTIUM);
Prog* prog = new Prog;
FrontEnd *pFE = new PentiumFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
std::ostringstream o1;
inst = pFE->decodeInstruction(0x804834d);
inst.rtl->print(o1);
expected = std::string(
"0804834d 0 *32* r28 := r29\n"
" 0 *32* r29 := m[r28]\n"
" 0 *32* r28 := r28 + 4\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o1.str()));
std::ostringstream o2;
inst = pFE->decodeInstruction(0x804834e);
inst.rtl->print(o2);
expected = std::string(
"0804834e 0 *32* %pc := m[r28]\n"
" 0 *32* r28 := r28 + 4\n"
" 0 RET\n"
" Modifieds: \n"
" Reaching definitions: \n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
delete pFE;
// delete pBF;
}
/*==============================================================================
* FUNCTION: FrontSparcTest::test1
* OVERVIEW: Test decoding some sparc instructions
*============================================================================*/
void FrontSparcTest::test1 () {
std::ostringstream ost;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_SPARC);
if (pBF == NULL)
pBF = new BinaryFileStub(); // fallback on stub
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
bool gotMain;
ADDRESS addr = pFE->getMainEntryPoint(gotMain);
CPPUNIT_ASSERT (addr != NO_ADDRESS);
// Decode first instruction
DecodeResult inst = pFE->decodeInstruction(addr);
CPPUNIT_ASSERT(inst.rtl != NULL);
inst.rtl->print(ost);
std::string expected(
"00010684 0 *32* tmp := r14 - 112\n"
" 0 *32* m[r14] := r16\n"
" 0 *32* m[r14 + 4] := r17\n"
" 0 *32* m[r14 + 8] := r18\n"
" 0 *32* m[r14 + 12] := r19\n"
" 0 *32* m[r14 + 16] := r20\n"
" 0 *32* m[r14 + 20] := r21\n"
" 0 *32* m[r14 + 24] := r22\n"
" 0 *32* m[r14 + 28] := r23\n"
" 0 *32* m[r14 + 32] := r24\n"
" 0 *32* m[r14 + 36] := r25\n"
" 0 *32* m[r14 + 40] := r26\n"
" 0 *32* m[r14 + 44] := r27\n"
" 0 *32* m[r14 + 48] := r28\n"
" 0 *32* m[r14 + 52] := r29\n"
" 0 *32* m[r14 + 56] := r30\n"
" 0 *32* m[r14 + 60] := r31\n"
" 0 *32* r24 := r8\n"
" 0 *32* r25 := r9\n"
" 0 *32* r26 := r10\n"
" 0 *32* r27 := r11\n"
" 0 *32* r28 := r12\n"
" 0 *32* r29 := r13\n"
" 0 *32* r30 := r14\n"
" 0 *32* r31 := r15\n"
" 0 *32* r14 := tmp\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(ost.str()));
std::ostringstream o2;
addr += inst.numBytes;
inst = pFE->decodeInstruction(addr);
inst.rtl->print(o2);
expected = std::string("00010688 0 *32* r8 := 0x10400\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
std::ostringstream o3;
addr += inst.numBytes;
inst = pFE->decodeInstruction(addr);
inst.rtl->print(o3);
expected = std::string("0001068c 0 *32* r8 := r8 | 848\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
//delete pBF;
}
void FrontSparcTest::testDelaySlot() {
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(BRANCH_SPARC);
if (pBF == NULL)
pBF = new BinaryFileStub(); // fallback on stub
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
// decode calls readLibraryCatalog(), which needs to have definitions for non-sparc architectures cleared
Type::clearNamedTypes();
pFE->decode(prog);
bool gotMain;
ADDRESS addr = pFE->getMainEntryPoint(gotMain);
CPPUNIT_ASSERT (addr != NO_ADDRESS);
std::string name("testDelaySlot");
UserProc* pProc = new UserProc(prog, name, addr);
std::ofstream dummy;
bool res = pFE->processProc(addr, pProc, dummy, false);
CPPUNIT_ASSERT(res == 1);
Cfg* cfg = pProc->getCFG();
BB_IT it;
PBB bb = cfg->getFirstBB(it);
std::ostringstream o1;
bb->print(o1);
std::string expected("Call BB:\n"
"in edges: \n"
"out edges: 10a98 \n"
"00010a80 0 *32* tmp := r14 - 120\n"
" 0 *32* m[r14] := r16\n"
" 0 *32* m[r14 + 4] := r17\n"
" 0 *32* m[r14 + 8] := r18\n"
" 0 *32* m[r14 + 12] := r19\n"
" 0 *32* m[r14 + 16] := r20\n"
" 0 *32* m[r14 + 20] := r21\n"
" 0 *32* m[r14 + 24] := r22\n"
" 0 *32* m[r14 + 28] := r23\n"
" 0 *32* m[r14 + 32] := r24\n"
" 0 *32* m[r14 + 36] := r25\n"
" 0 *32* m[r14 + 40] := r26\n"
" 0 *32* m[r14 + 44] := r27\n"
" 0 *32* m[r14 + 48] := r28\n"
" 0 *32* m[r14 + 52] := r29\n"
" 0 *32* m[r14 + 56] := r30\n"
" 0 *32* m[r14 + 60] := r31\n"
" 0 *32* r24 := r8\n"
" 0 *32* r25 := r9\n"
" 0 *32* r26 := r10\n"
" 0 *32* r27 := r11\n"
" 0 *32* r28 := r12\n"
" 0 *32* r29 := r13\n"
" 0 *32* r30 := r14\n"
" 0 *32* r31 := r15\n"
" 0 *32* r14 := tmp\n"
"00010a84 0 *32* r16 := 0x11400\n"
"00010a88 0 *32* r16 := r16 | 808\n"
"00010a8c 0 *32* r8 := r16\n"
"00010a90 0 *32* tmp := r30\n"
" 0 *32* r9 := r30 - 20\n"
"00010a90 0 CALL scanf(\n"
" )\n"
" Reaching definitions: \n"
" Live variables: \n");
std::string actual(o1.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
bb = cfg->getNextBB(it);
CPPUNIT_ASSERT(bb);
std::ostringstream o2;
bb->print(o2);
expected = std::string("Call BB:\n"
"in edges: 10a90 \n"
"out edges: 10aa4 \n"
"00010a98 0 *32* r8 := r16\n"
"00010a9c 0 *32* tmp := r30\n"
" 0 *32* r9 := r30 - 24\n"
"00010a9c 0 CALL scanf(\n"
" )\n"
" Reaching definitions: \n"
" Live variables: \n");
actual = std::string(o2.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
bb = cfg->getNextBB(it);
CPPUNIT_ASSERT(bb);
std::ostringstream o3;
bb->print(o3);
expected = std::string("Twoway BB:\n"
"in edges: 10a9c \n"
"out edges: 10ac8 10ab8 \n"
"00010aa4 0 *32* r8 := m[r30 - 20]\n"
"00010aa8 0 *32* r16 := 5\n"
"00010aac 0 *32* tmp := r16\n"
" 0 *32* r0 := r16 - r8\n"
" 0 *v* %flags := SUBFLAGS( tmp, r8, r0 )\n"
"00010ab0 0 *32* r8 := 0x11400\n"
"00010ab0 0 BRANCH 0x10ac8, condition not equals\n"
"High level: %flags\n");
actual = std::string(o3.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
bb = cfg->getNextBB(it);
CPPUNIT_ASSERT(bb);
std::ostringstream o4;
bb->print(o4);
expected = std::string("L1: Twoway BB:\n"
"in edges: 10ab0 10ac4 \n"
"out edges: 10ad8 10ad0 \n"
"00010ac8 0 *32* r8 := 0x11400\n"
"00010ac8 0 BRANCH 0x10ad8, condition equals\n"
"High level: %flags\n");
actual = std::string(o4.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
bb = cfg->getNextBB(it);
CPPUNIT_ASSERT(bb);
std::ostringstream o5;
bb->print(o5);
expected = std::string("Call BB:\n"
"in edges: 10ab0 \n"
"out edges: 10ac0 \n"
"00010ab8 0 *32* r8 := r8 | 816\n"
"00010ab8 0 CALL printf(\n"
" )\n"
" Reaching definitions: \n"
" Live variables: \n");
actual = std::string(o5.str());
CPPUNIT_ASSERT_EQUAL(expected, actual);
delete prog;
}
void FrontSparcTest::test3() {
DecodeResult inst;
std::string expected;
BinaryFileFactory bff;
BinaryFile *pBF = bff.Load(HELLO_SPARC);
if (pBF == NULL)
pBF = new BinaryFileStub(); // fallback on stub
CPPUNIT_ASSERT(pBF != 0);
CPPUNIT_ASSERT(pBF->GetMachine() == MACHINE_SPARC);
Prog* prog = new Prog;
FrontEnd *pFE = new SparcFrontEnd(pBF, prog, &bff);
prog->setFrontEnd(pFE);
std::ostringstream o1;
inst = pFE->decodeInstruction(0x106a0);
inst.rtl->print(o1);
expected = std::string("000106a0\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o1.str()));
std::ostringstream o2;
inst = pFE->decodeInstruction(0x106a4);
inst.rtl->print(o2);
expected = std::string("000106a4 0 RET\n"
" Modifieds: \n"
" Reaching definitions: \n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o2.str()));
std::ostringstream o3;
inst = pFE->decodeInstruction(0x106a8);
inst.rtl->print(o3);
expected = std::string(
"000106a8 0 *32* tmp := 0\n"
" 0 *32* r8 := r24\n"
" 0 *32* r9 := r25\n"
" 0 *32* r10 := r26\n"
" 0 *32* r11 := r27\n"
" 0 *32* r12 := r28\n"
" 0 *32* r13 := r29\n"
" 0 *32* r14 := r30\n"
" 0 *32* r15 := r31\n"
" 0 *32* r0 := tmp\n"
" 0 *32* r16 := m[r14]\n"
" 0 *32* r17 := m[r14 + 4]\n"
" 0 *32* r18 := m[r14 + 8]\n"
" 0 *32* r19 := m[r14 + 12]\n"
" 0 *32* r20 := m[r14 + 16]\n"
" 0 *32* r21 := m[r14 + 20]\n"
" 0 *32* r22 := m[r14 + 24]\n"
" 0 *32* r23 := m[r14 + 28]\n"
" 0 *32* r24 := m[r14 + 32]\n"
" 0 *32* r25 := m[r14 + 36]\n"
" 0 *32* r26 := m[r14 + 40]\n"
" 0 *32* r27 := m[r14 + 44]\n"
" 0 *32* r28 := m[r14 + 48]\n"
" 0 *32* r29 := m[r14 + 52]\n"
" 0 *32* r30 := m[r14 + 56]\n"
" 0 *32* r31 := m[r14 + 60]\n"
" 0 *32* r0 := tmp\n");
CPPUNIT_ASSERT_EQUAL(expected, std::string(o3.str()));
delete pFE;
// delete pBF;
}
