Java Code Examples for org.objectweb.asm.Opcodes#FCONST_2
The following examples show how to use
org.objectweb.asm.Opcodes#FCONST_2 .
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Example 1
Source File: BasicInstruction.java From CodenameOne with GNU General Public License v2.0 | 6 votes |
@Override public boolean isConstant() { switch (opcode) { case Opcodes.ACONST_NULL: case Opcodes.ICONST_0: case Opcodes.ICONST_1: case Opcodes.ICONST_2: case Opcodes.ICONST_3: case Opcodes.ICONST_4: case Opcodes.ICONST_5: case Opcodes.ICONST_M1: case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: case Opcodes.DCONST_0: case Opcodes.DCONST_1: case Opcodes.LCONST_0: case Opcodes.LCONST_1: case Opcodes.LDC: return true; } return super.isConstant(); }
Example 2
Source File: InsnValue.java From zelixkiller with GNU General Public License v3.0 | 5 votes |
public static InsnValue floatValue(int opcode) { switch (opcode) { case Opcodes.FCONST_0: return new InsnValue(Type.FLOAT_TYPE, 0.0f); case Opcodes.FCONST_1: return new InsnValue(Type.FLOAT_TYPE, 1.0f); case Opcodes.FCONST_2: return new InsnValue(Type.FLOAT_TYPE, 2.0f); } return InsnValue.FLOAT_VALUE; }
Example 3
Source File: ASMUtils.java From radon with GNU General Public License v3.0 | 5 votes |
public static float getFloatFromInsn(AbstractInsnNode insn) { int opcode = insn.getOpcode(); if (opcode >= Opcodes.FCONST_0 && opcode <= Opcodes.FCONST_2) { return opcode - 11; } else if (insn instanceof LdcInsnNode && ((LdcInsnNode) insn).cst instanceof Float) { return (Float) ((LdcInsnNode) insn).cst; } throw new RadonException("Unexpected instruction"); }
Example 4
Source File: ArithmeticExpression.java From CodenameOne with GNU General Public License v2.0 | 5 votes |
public static boolean isArg(Instruction instr) { if (instr instanceof ArithmeticExpression) { return true; } if (instr instanceof AssignableExpression) { StringBuilder dummy = new StringBuilder(); if (((AssignableExpression)instr).assignTo(null, dummy)) { return true; } } int opcode = instr.getOpcode(); switch (opcode) { case Opcodes.FLOAD: case Opcodes.DLOAD: case Opcodes.ILOAD: case Opcodes.LLOAD: case org.objectweb.asm.Opcodes.ICONST_0: case org.objectweb.asm.Opcodes.ICONST_1: case org.objectweb.asm.Opcodes.ICONST_2: case org.objectweb.asm.Opcodes.ICONST_3: case org.objectweb.asm.Opcodes.ICONST_4: case org.objectweb.asm.Opcodes.ICONST_5: case org.objectweb.asm.Opcodes.ICONST_M1: case org.objectweb.asm.Opcodes.LCONST_0: case org.objectweb.asm.Opcodes.LCONST_1: case Opcodes.DCONST_0: case Opcodes.DCONST_1: case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: case org.objectweb.asm.Opcodes.BIPUSH: case org.objectweb.asm.Opcodes.SIPUSH: case Opcodes.LDC: return true; } return false; }
Example 5
Source File: AbstractCRCRVisitor.java From pitest with Apache License 2.0 | 5 votes |
void translateToByteCode(final Float constant) { if (constant == 0.0F) { super.visitInsn(Opcodes.FCONST_0); } else if (constant == 1.0F) { super.visitInsn(Opcodes.FCONST_1); } else if (constant == 2.0F) { super.visitInsn(Opcodes.FCONST_2); } else { super.visitLdcInsn(constant); } }
Example 6
Source File: AbstractCRCRVisitor.java From pitest with Apache License 2.0 | 5 votes |
Number translateToNumber(final int opcode) { switch (opcode) { case Opcodes.ICONST_M1: return Integer.valueOf(-1); case Opcodes.ICONST_0: return Integer.valueOf(0); case Opcodes.ICONST_1: return Integer.valueOf(1); case Opcodes.ICONST_2: return Integer.valueOf(2); case Opcodes.ICONST_3: return Integer.valueOf(3); case Opcodes.ICONST_4: return Integer.valueOf(4); case Opcodes.ICONST_5: return Integer.valueOf(5); case Opcodes.LCONST_0: return Long.valueOf(0L); case Opcodes.LCONST_1: return Long.valueOf(1L); case Opcodes.FCONST_0: return Float.valueOf(0F); case Opcodes.FCONST_1: return Float.valueOf(1F); case Opcodes.FCONST_2: return Float.valueOf(2F); case Opcodes.DCONST_0: return Double.valueOf(0D); case Opcodes.DCONST_1: return Double.valueOf(1D); default: return null; } }
Example 7
Source File: InlineConstantMutator.java From pitest with Apache License 2.0 | 5 votes |
private void translateToByteCode(final Float constant) { if (constant == 0.0F) { super.visitInsn(Opcodes.FCONST_0); } else if (constant == 1.0F) { super.visitInsn(Opcodes.FCONST_1); } else if (constant == 2.0F) { super.visitInsn(Opcodes.FCONST_2); } else { super.visitLdcInsn(constant); } }
Example 8
Source File: InlineConstantMutator.java From pitest with Apache License 2.0 | 5 votes |
/** * Translates the opcode to a number (inline constant) if possible or * returns <code>null</code> if the opcode cannot be translated. * * @param opcode * that might represent an inline constant. * @return the value of the inline constant represented by opcode or * <code>null</code> if the opcode does not represent a * number/constant. */ private Number translateToNumber(final int opcode) { switch (opcode) { case Opcodes.ICONST_M1: return Integer.valueOf(-1); case Opcodes.ICONST_0: return Integer.valueOf(0); case Opcodes.ICONST_1: return Integer.valueOf(1); case Opcodes.ICONST_2: return Integer.valueOf(2); case Opcodes.ICONST_3: return Integer.valueOf(3); case Opcodes.ICONST_4: return Integer.valueOf(4); case Opcodes.ICONST_5: return Integer.valueOf(5); case Opcodes.LCONST_0: return Long.valueOf(0L); case Opcodes.LCONST_1: return Long.valueOf(1L); case Opcodes.FCONST_0: return Float.valueOf(0F); case Opcodes.FCONST_1: return Float.valueOf(1F); case Opcodes.FCONST_2: return Float.valueOf(2F); case Opcodes.DCONST_0: return Double.valueOf(0D); case Opcodes.DCONST_1: return Double.valueOf(1D); default: return null; } }
Example 9
Source File: StackHelper.java From zelixkiller with GNU General Public License v3.0 | 4 votes |
public InsnValue createConstant(AbstractInsnNode insn) throws AnalyzerException { switch (insn.getOpcode()) { case Opcodes.ACONST_NULL: return InsnValue.NULL_REFERENCE_VALUE; case Opcodes.ICONST_M1: case Opcodes.ICONST_0: case Opcodes.ICONST_1: case Opcodes.ICONST_2: case Opcodes.ICONST_3: case Opcodes.ICONST_4: case Opcodes.ICONST_5: case Opcodes.BIPUSH: case Opcodes.SIPUSH: return InsnValue.intValue(insn); case Opcodes.LCONST_0: case Opcodes.LCONST_1: return InsnValue.longValue(insn.getOpcode()); case Opcodes.FCONST_0: case Opcodes.FCONST_1: case Opcodes.FCONST_2: return InsnValue.floatValue(insn.getOpcode()); case Opcodes.DCONST_0: case Opcodes.DCONST_1: return InsnValue.doubleValue(insn.getOpcode()); case Opcodes.LDC: Object obj = ((LdcInsnNode) insn).cst; if (obj instanceof Type) { return new InsnValue((Type) obj); } else { Type t = Type.getType(obj.getClass()); int sort = t.getSort(); // Non-included types: // Type.ARRAY // Type.VOID // Type.METHOD switch (sort) { case Type.BOOLEAN: return InsnValue.intValue((int) obj); case Type.CHAR: return InsnValue.charValue((char) obj); case Type.BYTE: return InsnValue.byteValue((byte) obj); case Type.SHORT: return InsnValue.shortValue((short) obj); case Type.INT: return InsnValue.intValue((int) obj); case Type.FLOAT: return InsnValue.floatValue((float) obj); case Type.LONG: return InsnValue.longValue((long) obj); case Type.DOUBLE: return InsnValue.doubleValue((double) obj); case Type.OBJECT: return new InsnValue(t, obj); } return new InsnValue(t); } case Opcodes.NEW: return new InsnValue(Type.getType(((TypeInsnNode) insn).desc)); case Opcodes.JSR: // TODO: IDK if this is right. return InsnValue.REFERENCE_VALUE; } return null; }
Example 10
Source File: ASMUtils.java From radon with GNU General Public License v3.0 | 4 votes |
public static boolean isFloatInsn(AbstractInsnNode insn) { int opcode = insn.getOpcode(); return (opcode >= Opcodes.FCONST_0 && opcode <= Opcodes.FCONST_2) || (insn instanceof LdcInsnNode && ((LdcInsnNode) insn).cst instanceof Float); }
Example 11
Source File: LambdaDesugaring.java From bazel with Apache License 2.0 | 4 votes |
/** * Returns whether a given instruction can be used to push argument of {@code type} on stack. */ private /* static */ boolean isPushForType(AbstractInsnNode insn, Type type) { int opcode = insn.getOpcode(); if (opcode == type.getOpcode(Opcodes.ILOAD)) { return true; } // b/62060793: AsyncAwait rewrites bytecode to convert java methods into state machine with // support of lambdas. Constant zero values are pushed on stack for all yet uninitialized // local variables. And SIPUSH instruction is used to advance an internal state of a state // machine. switch (type.getSort()) { case Type.BOOLEAN: return opcode == Opcodes.ICONST_0 || opcode == Opcodes.ICONST_1; case Type.BYTE: case Type.CHAR: case Type.SHORT: case Type.INT: return opcode == Opcodes.SIPUSH || opcode == Opcodes.ICONST_0 || opcode == Opcodes.ICONST_1 || opcode == Opcodes.ICONST_2 || opcode == Opcodes.ICONST_3 || opcode == Opcodes.ICONST_4 || opcode == Opcodes.ICONST_5 || opcode == Opcodes.ICONST_M1; case Type.LONG: return opcode == Opcodes.LCONST_0 || opcode == Opcodes.LCONST_1; case Type.FLOAT: return opcode == Opcodes.FCONST_0 || opcode == Opcodes.FCONST_1 || opcode == Opcodes.FCONST_2; case Type.DOUBLE: return opcode == Opcodes.DCONST_0 || opcode == Opcodes.DCONST_1; case Type.OBJECT: case Type.ARRAY: return opcode == Opcodes.ACONST_NULL; default: // Support for BIPUSH and LDC* opcodes is not implemented as there is no known use case. return false; } }