Package com.android.dx.rop.code

Examples of com.android.dx.rop.code.RegisterSpecList

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     * @param resultReg {@code null-ok;} the real result to use (ignore the insn's)
     * @return {@code non-null;} the instruction's complete register list
     */
    private static RegisterSpecList getRegs(Insn insn,
            RegisterSpec resultReg) {
        RegisterSpecList regs = insn.getSources();

        if (insn.getOpcode().isCommutative()
                && (regs.size() == 2)
                && (resultReg.getReg() == regs.get(1).getReg())) {

            /*
             * For commutative ops which have two register sources,
             * if the second source is the same register as the result,
             * swap the sources so that an opcode of form 12x can be selected
             * instead of one of form 23x
             */

            regs = RegisterSpecList.make(regs.get(1), regs.get(0));
        }

        if (resultReg == null) {
            return regs;
        }

        return regs.withFirst(resultReg);
    }
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                                        RegisterSpecList.make(dest, source));
                    addOutput(di);
                }
            } else {
                // No moves required for the parameters
                RegisterSpecList regs = getRegs(insn);
                di = new CstInsn(opcode, pos, regs, insn.getConstant());
                addOutput(di);
            }
        }
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            }

            addOutput(lastAddress);

            if (rop.isCallLike()) {
                RegisterSpecList regs = insn.getSources();
                DalvInsn di = new CstInsn(opcode, pos, regs, cst);

                addOutput(di);
            } else {
                RegisterSpec realResult = getNextMoveResultPseudo();

                RegisterSpecList regs = getRegs(insn, realResult);
                DalvInsn di;

                boolean hasResult = opcode.hasResult()
                        || (rop.getOpcode() == RegOps.CHECK_CAST);
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    }

    /** {@inheritDoc} */
    @Override
    public boolean isCompatible(DalvInsn insn) {
        RegisterSpecList regs = insn.getRegisters();
        if (!((insn instanceof CstInsn) &&
              (regs.size() == 1) &&
              unsignedFitsInByte(regs.get(0).getReg()))) {
            return false;
        }

        CstInsn ci = (CstInsn) insn;
        Constant cst = ci.getConstant();
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    }

    /** {@inheritDoc} */
    @Override
    public void writeTo(AnnotatedOutput out, DalvInsn insn) {
        RegisterSpecList regs = insn.getRegisters();
        int value =
            ((CstLiteralBits) ((CstInsn) insn).getConstant()).getIntBits();

        write(out,
              opcodeUnit(insn, regs.get(0).getReg()),
              (short) value);
    }
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                                        RegisterSpecList.make(dest, source));
                    addOutput(di);
                }
            } else {
                // No moves required for the parameters
                RegisterSpecList regs = getRegs(insn);
                di = new CstInsn(opcode, pos, regs, insn.getConstant());
                addOutput(di);
            }
        }
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            }

            addOutput(lastAddress);

            if (rop.isCallLike()) {
                RegisterSpecList regs = insn.getSources();
                DalvInsn di = new CstInsn(opcode, pos, regs, cst);

                addOutput(di);
            } else {
                RegisterSpec realResult = getNextMoveResultPseudo();

                RegisterSpecList regs = getRegs(insn, realResult);
                DalvInsn di;

                boolean hasResult = opcode.hasResult()
                        || (rop.getOpcode() == RegOps.CHECK_CAST);
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    }

    /** {@inheritDoc} */
    @Override
    public String insnArgString(DalvInsn insn) {
        RegisterSpecList regs = insn.getRegisters();
        return regs.get(0).regString() + ", " + cstString(insn);
    }
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    public boolean isCompatible(DalvInsn insn) {
        if (!(insn instanceof CstInsn)) {
            return false;
        }

        RegisterSpecList regs = insn.getRegisters();
        RegisterSpec reg;

        switch (regs.size()) {
            case 1: {
                reg = regs.get(0);
                break;
            }
            case 2: {
                /*
                 * This format is allowed for ops that are effectively
                 * 2-arg but where the two args are identical.
                 */
                reg = regs.get(0);
                if (reg.getReg() != regs.get(1).getReg()) {
                    return false;
                }
                break;
            }
            default: {
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    }

    /** {@inheritDoc} */
    @Override
    public void writeTo(AnnotatedOutput out, DalvInsn insn) {
        RegisterSpecList regs = insn.getRegisters();
        int cpi = ((CstInsn) insn).getIndex();

        write(out,
              opcodeUnit(insn, regs.get(0).getReg()),
              (short) cpi);
    }
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  • com.android.dx.dex.code.DalvInsn
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  • com.android.dx.dex.code.form.Form11x
  • com.android.dx.dex.code.form.Form12x
  • com.android.dx.dex.code.form.Form21c
  • com.android.dx.dex.code.form.Form21h
  • com.android.dx.dex.code.form.Form21s
  • com.android.dx.dex.code.form.Form21t
  • com.android.dx.dex.code.form.Form22b
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