X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.model.am2900%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Fam2900%2Fcomponents%2Fam2904%2FRegCTInstrDecode.java;fp=net.mograsim.logic.model.am2900%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Fam2900%2Fcomponents%2Fam2904%2FRegCTInstrDecode.java;h=0000000000000000000000000000000000000000;hb=422779cc67647f9495b06f5fb84e9b27de95e0c2;hp=436eaffb5b898ff61ffbdc4aa060824a4e7fa90b;hpb=f5b40760c0bdf0f249c75c800b09528c23449fdf;p=Mograsim.git diff --git a/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/components/am2904/RegCTInstrDecode.java b/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/components/am2904/RegCTInstrDecode.java deleted file mode 100644 index 436eaffb..00000000 --- a/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/components/am2904/RegCTInstrDecode.java +++ /dev/null @@ -1,267 +0,0 @@ -package net.mograsim.logic.model.am2900.components.am2904; - -import static net.mograsim.logic.core.types.Bit.ONE; -import static net.mograsim.logic.core.types.Bit.U; -import static net.mograsim.logic.core.types.Bit.X; -import static net.mograsim.logic.core.types.Bit.ZERO; - -import java.util.Map; - -import net.mograsim.logic.core.types.Bit; -import net.mograsim.logic.core.wires.Wire.ReadEnd; -import net.mograsim.logic.core.wires.Wire.ReadWriteEnd; -import net.mograsim.logic.model.model.ViewModelModifiable; -import net.mograsim.logic.model.model.components.atomic.SimpleRectangularHardcodedGUIComponent; -import net.mograsim.logic.model.model.wires.Pin; -import net.mograsim.logic.model.serializing.IndirectGUIComponentCreator; -import net.mograsim.logic.model.snippets.symbolrenderers.PinNamesSymbolRenderer.PinNamesParams.Position; - -public class RegCTInstrDecode extends SimpleRectangularHardcodedGUIComponent -{ - public RegCTInstrDecode(ViewModelModifiable model, String name) - { - super(model, name, "Instruction\ndecode"); - setSize(80, 80); - addPin(new Pin(this, "I", 6, 0, 40), Usage.INPUT, Position.RIGHT); - // muSR MUX: - // 00: 0 - // 01: 1 - // 10: M - // 11: I - addPin(new Pin(this, "muSR_MUX", 2, 80, 10), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR_OVRRET", 1, 80, 20), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR_CINV", 1, 80, 30), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR__WEZ", 1, 80, 40), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR__WEC", 1, 80, 50), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR__WEN", 1, 80, 60), Usage.OUTPUT, Position.LEFT); - addPin(new Pin(this, "muSR__WEOVR", 1, 80, 70), Usage.OUTPUT, Position.LEFT); - // MSR MUX: - // 000: 0 - // 001: 1 - // 010: mu - // 011: Y - // 100: I - // 101: I, invert C - // 110: Swap OVR and C - // 111: _M - addPin(new Pin(this, "MSR_MUX", 3, 40, 0), Usage.OUTPUT, Position.BOTTOM); - // CT SRC MUX: - // 00: mu - // 01: mu - // 10: M - // 11: I - addPin(new Pin(this, "CT_SRC_MUX", 2, 10, 80), Usage.OUTPUT, Position.TOP); - // CT MUX: - // see Am2900 Family Data Book, Am2904, Table 4 (CT_MUX2-0 = I3-1) - addPin(new Pin(this, "CT_MUX", 3, 30, 80), Usage.OUTPUT, Position.TOP); - addPin(new Pin(this, "CT_INV", 1, 50, 80), Usage.OUTPUT, Position.TOP); - addPin(new Pin(this, "CT_EXP", 1, 70, 80), Usage.OUTPUT, Position.TOP); - } - - @Override - protected Object recalculate(Object lastState, Map readEnds, Map readWriteEnds) - { - Bit[] IBits = readEnds.get("I").getValues().getBits(); - int IAsInt = 0; - for (int i = 0; i < 6; i++) - switch (IBits[5 - i]) - { - case ONE: - IAsInt |= 1 << i; - break; - case U: - for (ReadWriteEnd e : readWriteEnds.values()) - e.feedSignals(U); - return null; - case X: - case Z: - for (ReadWriteEnd e : readWriteEnds.values()) - e.feedSignals(X); - return null; - case ZERO: - break; - default: - throw new IllegalArgumentException("Unknown enum constant: " + IBits[i]); - } - switch (IAsInt) - { - case 0: - case 2: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ONE); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 1: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 3: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 6: - case 7: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ONE); - readWriteEnds.get("muSR_OVRRET").feedSignals(ONE); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 8: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 9: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 10: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 11: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 12: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 13: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ONE); - break; - case 14: - readWriteEnds.get("muSR_MUX").feedSignals(ZERO, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 15: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ZERO); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ONE); - readWriteEnds.get("muSR__WEC").feedSignals(ONE); - readWriteEnds.get("muSR__WEN").feedSignals(ONE); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - case 24: - case 25: - case 40: - case 41: - case 56: - case 57: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ONE); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ONE); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - break; - default: - readWriteEnds.get("muSR_MUX").feedSignals(ONE, ONE); - readWriteEnds.get("muSR_OVRRET").feedSignals(ZERO); - readWriteEnds.get("muSR_CINV").feedSignals(ZERO); - readWriteEnds.get("muSR__WEZ").feedSignals(ZERO); - readWriteEnds.get("muSR__WEC").feedSignals(ZERO); - readWriteEnds.get("muSR__WEN").feedSignals(ZERO); - readWriteEnds.get("muSR__WEOVR").feedSignals(ZERO); - } - switch (IAsInt) - { - case 0: - readWriteEnds.get("MSR_MUX").feedSignals(ONE, ONE, ZERO); - break; - case 1: - readWriteEnds.get("MSR_MUX").feedSignals(ONE, ZERO, ZERO); - break; - case 2: - readWriteEnds.get("MSR_MUX").feedSignals(ZERO, ONE, ZERO); - break; - case 3: - readWriteEnds.get("MSR_MUX").feedSignals(ZERO, ZERO, ZERO); - break; - case 4: - readWriteEnds.get("MSR_MUX").feedSignals(ZERO, ONE, ONE); - break; - case 5: - readWriteEnds.get("MSR_MUX").feedSignals(ONE, ONE, ONE); - break; - case 8: - case 9: - case 24: - case 25: - case 40: - case 41: - case 56: - case 57: - readWriteEnds.get("MSR_MUX").feedSignals(ONE, ZERO, ONE); - break; - default: - readWriteEnds.get("MSR_MUX").feedSignals(ZERO, ZERO, ONE); - break; - } - readWriteEnds.get("CT_SRC_MUX").feedSignals(IBits[0], IBits[1]); - readWriteEnds.get("CT_INV").feedSignals(IBits[5]); - readWriteEnds.get("CT_MUX").feedSignals(IBits[2], IBits[3], IBits[4]); - readWriteEnds.get("CT_EXP").feedSignals((IAsInt & 0b1110) == 0b1110 ? ONE : ZERO); - return null; - } - - static - { - IndirectGUIComponentCreator.setComponentSupplier(RegCTInstrDecode.class.getCanonicalName(), - (m, p, n) -> new RegCTInstrDecode(m, n)); - } -} \ No newline at end of file