Package org.jnode.assembler

Examples of org.jnode.assembler.Label

202
203
204
205
206
207
208
209
210
211
212
    private int prev_addr = 0;

    public void checkLabel(int address) {
        for (int i = prev_addr + 1; i <= address; i++) {
            Label l = addressLabels[i];
            if (l == null) {
                l = getInstrLabel(i);
            }
            os.setObjectRef(l);
        }
View Full Code Here
121
122
123
124
125
126
127
128
129
130
131
132
133
        // Pop fpu stack twice (FUCOMPP)
        fpuStack.pop();
        fpuStack.pop();

        final Label gtLabel = new Label(curInstrLabel + "gt");
        final Label ltLabel = new Label(curInstrLabel + "lt");
        final Label endLabel = new Label(curInstrLabel + "end");
        if (os.isCode32()) {
            os.writeJCC(gtLabel, X86Constants.JA);
            os.writeJCC(ltLabel, X86Constants.JB);
        } else {
            // Emulate JA
View Full Code Here
240
241
242
243
244
245
246
247
248
249
250
    protected CompiledMethod doCompile(VmMethod method, NativeStream os,
                                       int level, boolean isBootstrap) {
        final CompiledMethod cm = new CompiledMethod(level);
        try {
            if (method.isNative()) {
                Object label = new Label(method.getMangledName());
                cm.setCodeStart(os.getObjectRef(label));
            } else {
                // Create the visitor
                CompilerBytecodeVisitor bcv = getBytecodeVisitor(method, cm, os, level, isBootstrap);
View Full Code Here
445
446
447
448
449
450
451
452
453
454
455
                        os.setWord(fldOffset, 0);
                    } else if (value instanceof UnboxedObject) {
                        final UnboxedObject uobj = (UnboxedObject) value;
                        os.setWord(fldOffset, uobj.toLong());
                    } else if (value instanceof Label) {
                        final Label lbl = (Label) value;
                        bis.setObjectRef(fldOffset, lbl);
                    } else {
                        throw new BuildException("Cannot handle magic type " + value.getClass().getName());
                    }
                } else {
View Full Code Here
65
66
67
68
69
70
71
72
73
74
75
        os.writeMOVSXD(X86Register.R14, X86Register.R14d);
        os.writePUSH(X86Register.RAX);
        os.writePUSH(X86Register.R8);
        os.writeMOV_Const(X86Register.R14d, 0x80000000);
        os.writeNOP();
        final Label label = new Label("label");
        os.writeMOV_Const(X86Register.RDI, label);
        os.writeNOP();
        os.setObjectRef(label);
        os.writePUSH(X86Register.RBX);
        os.writePUSH(X86Register.RCX);
View Full Code Here
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
        }
        if (true) {
            return;
        }

        final Label label = new Label("label");
        os.writeADD(X86Register.EDX, X86Register.EAX);
        os.setObjectRef(label);
        os.writeNOP();
        os.writeLOOP(label);
        os.writeTEST_AL(0xff);
        os.writeTEST(X86Register.EBX, 0xABCD1234);
        os.writeCMPXCHG_EAX(X86Register.EDX, 4, X86Register.ECX, false);
        os.writeLEA(X86Register.ESI, X86Register.ESI, X86Register.EBX, 8, 4);
        os.writeCMPXCHG_EAX(X86Register.EDX, 4, X86Register.ECX, true);
        os.writeJMP(label, 2, false);
        os.writeCALL(label, 4, false);
        os.writeTEST(X86Register.ECX, X86Register.EBX);
        os.writeCMOVcc(X86Constants.JLE, X86Register.EAX, X86Register.EBX);
        os.writeCMOVcc(X86Constants.JE, X86Register.EAX, X86Register.EBX, 5);
        os.writeADD(BITS32, X86Register.EAX, 28, 11);
        os.writeCALL(X86Register.EAX, 28);
        os.writeCMP(X86Register.EAX, X86Register.ECX, 4);
        os.writeCMP(X86Register.EAX, 4, X86Register.ECX);
        os.writePrefix(X86Constants.FS_PREFIX);
        os.writeCMP_MEM(X86Register.ESP, 24);
        os.writeMOV_Const(BITS32, X86Register.ESP, 4, 24);
        os.writeSBB(X86Register.EDX, 5);
        os.writeSBB(X86Register.EDX, 305);

        final Label jt = new Label("Jumptable");
        os.writeSHL(X86Register.ECX, 2);
        os.writeJMP(jt, X86Register.ECX);
        os.setObjectRef(jt);
        os.write32(0x1234ABCD);
        os.write32(0xFFEEDDCC);
View Full Code Here
481
482
483
484
485
486
487
488
489
490
491
            final VmProcessor proc = createProcessor(vm, clsMgr.getSharedStatics(),
                clsMgr.getIsolatedStatics());
            log("Building for " + proc.getCPUID());

            final Label clInitCaller = new Label("$$clInitCaller");
            VmType<?> systemClasses[] = VmType.initializeForBootImage(clsMgr);
            for (int i = 0; i < systemClasses.length; i++) {
                clsMgr.addLoadedClass(systemClasses[i].getName(),
                    systemClasses[i]);
            }
View Full Code Here
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
                // Just do nothing
            } else if (val instanceof UnboxedObject) {
                final UnboxedObject uobj = (UnboxedObject) val;
                statics.setAddress(idx, uobj);
            } else if (val instanceof Label) {
                final Label lbl = (Label) val;
                statics.setAddress(idx, lbl);
            } else {
                throw new BuildException("Cannot handle magic type " + val.getClass().getName());
            }
        } else {
View Full Code Here
82
83
84
85
86
87
88
89
90
91
92
            final Symbol sym = elf.getSymbol(i);
            final Section sec = sym.getSection();
            if (sec == text) {
                // System.out.println(sym);
                X86BinaryAssembler.X86ObjectRef ref = (X86BinaryAssembler.X86ObjectRef) os
                    .getObjectRef(new Label(sym.getName()));
                ref.setPublic();
                if (!sym.isUndef()) {
                    // System.out.println("Defined symbol at " + sym.getValue()
                    // + " [" + sym.getName() + "]");
                    ref.setOffset((int) sym.getValue() + start);
View Full Code Here
148
149
150
151
152
153
154
155
156
157
158
    private final void resolve_R386_32(long addr, String symName,
                                       boolean hasSymName) throws UnresolvedObjectRefException {
        if (!hasSymName) {
            os.set32((int) addr, os.get32((int) addr) + start + baseAddr);
        } else {
            final NativeStream.ObjectRef ref = os.getObjectRef(new Label(
                symName));
            if (ref.isResolved()) {
                os.set32((int) addr, ref.getOffset() + baseAddr);
            } else {
                os.set32((int) addr, -baseAddr);
View Full Code Here
TOP

Related Classes of org.jnode.assembler.Label

  • org.jnode.build.AbstractBootImageBuilder
  • org.jnode.build.ObjectEmitter
  • org.jnode.build.x86.BootImageBuilder
  • org.jnode.jnasm.assembler.PseudoInstructions
  • org.jnode.jnasm.assembler.x86.X86Core
  • org.jnode.jnasm.assembler.x86.X86Support
  • org.jnode.linker.ElfLinker
  • org.jnode.test.X86StreamTest
  • org.jnode.vm.compiler.NativeCodeCompiler
  • org.jnode.vm.x86.compiler.AbstractX86Compiler
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.