Package jnr.x86asm

Examples of jnr.x86asm.Assembler.sub()

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        // Need to align the stack to 16 bytes for function call.
        // It already has 8 bytes pushed (the return address), so making space
        // to save the return value from the function neatly aligns it to 16 bytes
        int space = resultClass == float.class || resultClass == double.class
                    ? 24 : 8;
        a.sub(rsp, imm(space));

        // Clear %rax, since it is used by varargs functions to determine the number of float registers to be saved
        a.mov(rax, imm(0));

        // Call to the actual native function
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        //       
        final int stackadj = align(Math.max(psize, rsize) + 4, 16) - 4;

        Assembler a = new Assembler(X86_32);

        a.sub(esp, imm(stackadj));

        // copy and convert the parameters from the orig stack to the new location
        for (int i = 0, srcoff = 0, dstoff = 0; i < parameterTypes.length; i++)  {
            int srcParameterSize = parameterSize(parameterClasses[i]);
            int dstParameterSize = parameterSize(parameterTypes[i]);
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        // Need to align the stack to 16 bytes for function call.
        // It already has 8 bytes pushed (the return address), so making space
        // to save the return value from the function neatly aligns it to 16 bytes
        int space = resultClass == float.class || resultClass == double.class
                    ? 24 : 8;
        a.sub(rsp, imm(space));

        // Clear %rax, since it is used by varargs functions to determine the number of float registers to be saved
        a.mov(rax, imm(0));

        // Call to the actual native function
View Full Code Here
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        //       
        final int stackadj = align(Math.max(psize, rsize) + 4, 16) - 4;

        Assembler a = new Assembler(X86_32);

        a.sub(esp, imm(stackadj));

        // copy and convert the parameters from the orig stack to the new location
        for (int i = 0, srcoff = 0, dstoff = 0; i < parameterTypes.length; i++)  {
            int srcParameterSize = parameterSize(parameterClasses[i]);
            int dstParameterSize = parameterSize(parameterTypes[i]);
View Full Code Here
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        //       
        final int stackadj = align(Math.max(psize, rsize) + 4, 16) - 4;

        Assembler a = new Assembler(X86_32);

        a.sub(esp, imm(stackadj));

        // copy and convert the parameters from the orig stack to the new location
        for (int i = 0, srcoff = 0, dstoff = 0; i < parameterTypes.length; i++)  {
            int srcParameterSize = parameterSize(parameterClasses[i]);
            int dstParameterSize = parameterSize(parameterTypes[i]);
View Full Code Here
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        // Need to align the stack to 16 bytes for function call.
        // It already has 8 bytes pushed (the return address), so making space
        // to save the return value from the function neatly aligns it to 16 bytes
        int space = resultClass == float.class || resultClass == double.class
                    ? 24 : 8;
        a.sub(rsp, imm(space));

        // Clear %rax, since it is used by varargs functions to determine the number of float registers to be saved
        a.mov(rax, imm(0));

        // Call to the actual native function
View Full Code Here
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