Method shiftBase

tools/x86/src/x86/Shift.java:352–469

(FileOutputStream fos, FileOutputStream fos_h, FileOutputStream fos_op, FileOutputStream fos_init, FileOutputStream fos32, String name, boolean eaa, String bits, boolean useCL, String source, String destSave1, String destSave2, String cycles, String inst, int mask, int mod, boolean checkForZero, String dyn)

    }

    public void shiftBase(FileOutputStream fos, FileOutputStream fos_h, FileOutputStream fos_op, FileOutputStream fos_init, FileOutputStream fos32, String name, boolean eaa, String bits, boolean useCL, String source, String destSave1, String destSave2, String cycles, String inst, int mask, int mod, boolean checkForZero, String dyn) throws IOException {
        if (fos_h!=null) {
            if (eaa)
                out(fos_h, "void " + name + "(CPU* cpu, U32 eaa, U32 var2);");
            else
                out(fos_h, "void " + name + "(CPU* cpu, U32 reg, U32 var2);");
        }
        if (fos_op!=null) {
            out(fos_op, "void OPCALL normal_" + name + "_op(CPU* cpu, DecodedOp* op) {");
            out(fos_op, "    START_OP(cpu, op);");
            String shiftSource = (useCL?"CL & 0x1F":"op->imm");
            if (eaa)
                out(fos_op, "    " + name + "(cpu, eaa(cpu, op), " + shiftSource + ");");
            else
                out(fos_op, "    " + name + "(cpu, op->reg, " + shiftSource + ");");
            out(fos_op, "    NEXT();");
            out(fos_op, "}");

            out(fos32, "void dynamic_"+name+"_op(DynamicData* data, DecodedOp* op) {");
            String param;
            String paramType;

            if (dyn.length()>0) {
                out(fos32, "    if (!op->needsToSetFlags()) {");
                if (eaa)
                    out(fos32, "        calculateEaa(op, DYN_ADDRESS);");
                out(fos32, dyn);
                out(fos32, "        INCREMENT_EIP(op->len);");
                out(fos32, "        return;");
                out(fos32, "    }");
            }
            if (useCL) {
                // reg = CL & 0x1F;
                out(fos32, "    movToRegFromCpu(DYN_SRC, CPU_OFFSET_OF(reg[1].u8), DYN_8bit);");
                out(fos32, "    instRegImm('&', DYN_SRC, DYN_8bit, 0x1F);");
                out(fos32, "    movToRegFromReg(DYN_SRC, DYN_32bit, DYN_SRC, DYN_8bit, false);");
                param = "DYN_SRC";
                paramType = "DYN_PARAM_REG_32";
            } else {
                // op->imm
                param = "op->imm";
                paramType = "DYN_PARAM_CONST_32";
            }
            if (eaa) {
                out(fos32, "    calculateEaa(op, DYN_ADDRESS);");
                out(fos32, "    callHostFunction(" + name + ", false, 3, 0, DYN_PARAM_CPU, false, DYN_ADDRESS, DYN_PARAM_REG_32, true, " + param + ", " + paramType + ", " + (useCL ? "true" : "false") + ");");
            } else {
                out(fos32, "    callHostFunction(" + name + ", false, 3, 0, DYN_PARAM_CPU, false, op->reg, DYN_PARAM_CONST_32, false, " + param + ", " + paramType + ", " + (useCL ? "true" : "false") + ");");
            }
        }
        if (name.startsWith("ro") || name.startsWith("rc")) {
            out(fos32, "    data->currentLazyFlags=FLAGS_NONE;");
        } else {
            out(fos32, "    data->currentLazyFlags=FLAGS_"+name.substring(0, 3).toUpperCase()+bits+";");
        }
        out(fos32, "    INCREMENT_EIP(op->len);");
        out(fos32, "}");