Examples with LabelStmt com.googlecode.dex2jar.ir.stmt.LabelStmt used on opensource projects

Example 11 with LabelStmt

use of com.googlecode.dex2jar.ir.stmt.LabelStmt in project dex2jar by pxb1988.

the class ZeroTransformerTest method t001.

@Test
public void t001() {
    Local a = addLocal("a");
    Local c = addLocal("c");
    Local p = addLocal("p");
    Local q = addLocal("q");
    addStmt(nAssign(a, nInt(0)));
    addStmt(nAssign(c, nInvokeStatic(new Value[0], "La;", "a", new String[0], "I")));
    LabelStmt L1 = newLabel();
    addStmt(L1);
    Stmt sa = attachPhi(L1, nAssign(q, nPhi(a, c)));
    Stmt sb = attachPhi(L1, nAssign(p, nPhi(a, c)));
    addStmt(nReturn(p));
    transform();
    Assert.assertNotEquals("a is split to 2 local", sb.getOp2().getOps()[0], sa.getOp2().getOps()[0]);
    Assert.assertEquals("c is keep same", sb.getOp2().getOps()[1], sa.getOp2().getOps()[1]);
}

Example 12 with LabelStmt

use of com.googlecode.dex2jar.ir.stmt.LabelStmt in project dex2jar by pxb1988.

the class RemoveConstantFromSSATest method t005PhiValueEqual.

@Test
public void t005PhiValueEqual() {
    Local a0 = addLocal("a0");
    Local a1 = addLocal("a1");
    Local ax = addLocal("aX");
    LabelStmt L1 = newLabel();
    LabelStmt L2 = newLabel();
    addStmt(nIf(niGt(nInt(100), nInt(0)), L1));
    addStmt(nAssign(a0, nString("123")));
    addStmt(nGoto(L2));
    addStmt(L1);
    addStmt(nAssign(a1, nString("123")));
    addStmt(L2);
    attachPhi(L2, nAssign(ax, Exprs.nPhi(a0, a1)));
    Stmt ret = addStmt(nReturn(ax));
    transform();
    Assert.assertTrue("should return '123'", ret.getOp().vt == Value.VT.CONSTANT);
}

Example 13 with LabelStmt

use of com.googlecode.dex2jar.ir.stmt.LabelStmt in project dex2jar by pxb1988.

the class RemoveConstantFromSSATest method t004.

@Test
public void t004() {
    Local a0 = addLocal("a0");
    Local a1 = addLocal("a1");
    Local ax = addLocal("aX");
    LabelStmt L1 = newLabel();
    LabelStmt L2 = newLabel();
    addStmt(nIf(niGt(nInt(100), nInt(0)), L1));
    addStmt(nAssign(a0, nString("123")));
    addStmt(nGoto(L2));
    addStmt(L1);
    addStmt(nAssign(a1, nNull()));
    addStmt(L2);
    attachPhi(L2, nAssign(ax, Exprs.nPhi(a0, a1)));
    addStmt(nReturn(ax));
    transform();
    Assert.assertEquals("all local should kept", 3, locals.size());
}

Example 14 with LabelStmt

use of com.googlecode.dex2jar.ir.stmt.LabelStmt in project dex2jar by pxb1988.

the class RemoveConstantFromSSATest method t001.

@Test
public void t001() {
    Local a = addLocal("a");
    Local b = addLocal("b");
    Local c1 = addLocal("c1");
    Local c2 = addLocal("c2");
    Local cphi = addLocal("cphi");
    LabelStmt L1 = newLabel();
    LabelStmt L2 = newLabel();
    Stmt sa = addStmt(nAssign(a, nInt(5)));
    Stmt sb = addStmt(nAssign(b, nInt(6)));
    addStmt(nIf(niGt(a, b), L1));
    addStmt(nAssign(c1, a));
    addStmt(nGoto(L2));
    addStmt(L1);
    addStmt(nAssign(c2, b));
    addStmt(L2);
    attachPhi(L2, nAssign(cphi, Exprs.nPhi(c1, c2)));
    addStmt(nReturn(cphi));
    transform();
    Assert.assertFalse("SA should remove from method", method.stmts.contains(sa));
    Assert.assertFalse("SB should remove from method", method.stmts.contains(sb));
}

Example 15 with LabelStmt

use of com.googlecode.dex2jar.ir.stmt.LabelStmt in project dex2jar by pxb1988.

the class StmtListTest method toStringTest.

@Test
public void toStringTest() {
    StmtList list = new StmtList();
    Local a = nLocal("this");
    Local b = nLocal("b");
    Local c = nLocal("c");
    Local d = nLocal("d");
    LabelStmt L1 = Stmts.nLabel();
    list.add(Stmts.nIdentity(a, nThisRef("La/Some;")));
    list.add(Stmts.nIdentity(b, nParameterRef("I", 0)));
    list.add(Stmts.nIdentity(c, nParameterRef("J", 1)));
    list.add(Stmts.nIdentity(d, nParameterRef("F", 2)));
    list.add(Stmts.nIf(nGt(b, nInt(0), "I"), L1));
    list.add(Stmts.nAssign(c, nCast(d, "F", "J")));
    list.add(L1);
    list.toString();
}