Examples with LLVMAllocaConstInstruction com.oracle.truffle.llvm.nodes.memory.LLVMAllocInstruction.LLVMAllocaConstInstruction used on opensource projects

Example 1 with LLVMAllocaConstInstruction

use of com.oracle.truffle.llvm.nodes.memory.LLVMAllocInstruction.LLVMAllocaConstInstruction in project sulong by graalvm.

the class BasicNodeFactory method createAlloca.

protected static LLVMExpressionNode createAlloca(LLVMParserRuntime runtime, Type type, int byteSize, int alignment) {
    if (type instanceof StructureType) {
        StructureType struct = (StructureType) type;
        final int[] offsets = new int[struct.getNumberOfElements()];
        final Type[] types = new Type[struct.getNumberOfElements()];
        int currentOffset = 0;
        for (int i = 0; i < struct.getNumberOfElements(); i++) {
            final Type elemType = struct.getElementType(i);
            if (!struct.isPacked()) {
                currentOffset += runtime.getContext().getBytePadding(currentOffset, elemType);
            }
            offsets[i] = currentOffset;
            types[i] = elemType;
            currentOffset += runtime.getContext().getByteSize(elemType);
        }
        assert currentOffset <= byteSize : "currentOffset " + currentOffset + " vs. byteSize " + byteSize;
        LLVMAllocaConstInstruction alloc = LLVMAllocaConstInstructionNodeGen.create(byteSize, alignment, type);
        alloc.setTypes(types);
        alloc.setOffsets(offsets);
        return alloc;
    }
    return LLVMAllocaConstInstructionNodeGen.create(byteSize, alignment, type);
}

Example 2 with LLVMAllocaConstInstruction

use of com.oracle.truffle.llvm.nodes.memory.LLVMAllocInstruction.LLVMAllocaConstInstruction in project sulong by graalvm.

the class BasicNodeFactory method createInlineAssemblerExpression.

@Override
public LLVMExpressionNode createInlineAssemblerExpression(LLVMParserRuntime runtime, String asmExpression, String asmFlags, LLVMExpressionNode[] args, Type[] argTypes, Type retType, LLVMSourceLocation sourceSection) {
    Type[] retTypes = null;
    int[] retOffsets = null;
    if (retType instanceof StructureType) {
        // multiple out values
        assert args[1] instanceof LLVMAllocaConstInstruction;
        LLVMAllocaConstInstruction alloca = (LLVMAllocaConstInstruction) args[1];
        retTypes = alloca.getTypes();
        retOffsets = alloca.getOffsets();
    }
    Parser asmParser = new Parser(runtime.getLanguage(), sourceSection, asmExpression, asmFlags, argTypes, retType, retTypes, retOffsets);
    LLVMInlineAssemblyRootNode assemblyRoot = asmParser.Parse();
    LLVMFunctionDescriptor asm = LLVMFunctionDescriptor.createDescriptor(runtime.getContext(), runtime.getLibrary(), "<asm>", new FunctionType(MetaType.UNKNOWN, new Type[0], false), -1);
    asm.declareInSulong(Truffle.getRuntime().createCallTarget(assemblyRoot), false);
    LLVMFunctionLiteralNode asmFunction = LLVMFunctionLiteralNodeGen.create(asm);
    return new LLVMCallNode(new FunctionType(MetaType.UNKNOWN, argTypes, false), asmFunction, args, sourceSection);
}