reorder Alu3 instructions to deal with two-instruction literals

[fleet.git] / ships / Memory.ship

diff --git a/ships/Memory.ship b/ships/Memory.ship
index 6600dd5..e103fbd 100644 (file)
--- a/ships/Memory.ship
+++ b/ships/Memory.ship
@@ -127,44 +127,34 @@ sequence guarantee problem mentioned in the previous paragraph.
             long size = val & 0x3f;
             dispatch((int)addr, (int)size);
         }
-        if (count > 0 && writing) {
-            if (box_inDataWrite.dataReadyForShip() && box_out.readyForDataFromShip()) {
-               writeMem((int)addr, box_inDataWrite.removeDataForShip());
-               box_out.addDataFromShip(0);
-               count--;
-               addr += stride;
+        if (count > 0) {
+            if (writing) {
+              if (box_inDataWrite.dataReadyForShip() && box_out.readyForDataFromShip()) {
+                 writeMem((int)addr, box_inDataWrite.removeDataForShip());
+                 box_out.addDataFromShip(0);
+                 count--;
+                 addr += stride;
+              }
+            } else {
+              if (box_out.readyForDataFromShip()) {
+                 box_out.addDataFromShip(readMem((int)addr));
+                 count--;
+                 addr += stride;
+              }
             }
 
-        } else if (count > 0 && !writing) {
-            if (box_out.readyForDataFromShip()) {
-               box_out.addDataFromShip(readMem((int)addr));
-               count--;
-               addr += stride;
-            }
-
-        } else if (box_inAddrRead.dataReadyForShip() && box_out.readyForDataFromShip()) {
-            Packet packet = box_inAddrRead.peekPacketForShip();
-            if (packet.destination.getDestinationName().equals("read")) {
-                box_out.addDataFromShip(readMem((int)box_inAddrRead.removeDataForShip()));
-            } else if (packet.destination.getDestinationName().equals("write") && box_inDataWrite.dataReadyForShip()) {
-                writeMem((int)box_inAddrRead.removeDataForShip(),
-                         box_inDataWrite.removeDataForShip());
-                box_out.addDataFromShip(0);
-            } else if (packet.destination.getDestinationName().equals("writeMany")
-                       && box_inStride.dataReadyForShip()
-                       && box_inCount.dataReadyForShip()) {
-                addr = box_inAddrRead.removeDataForShip();
-                stride = box_inStride.removeDataForShip();
-                count = box_inCount.removeDataForShip();
-                writing = true;
-            } else if (packet.destination.getDestinationName().equals("readMany")
-                       && box_inStride.dataReadyForShip()
-                       && box_inCount.dataReadyForShip()) {
-                addr = box_inAddrRead.removeDataForShip();
-                stride = box_inStride.removeDataForShip();
-                count = box_inCount.removeDataForShip();
-                writing = false;
-            }
+        } else if (box_inAddrRead.dataReadyForShip()) {
+            addr = box_inAddrRead.removeDataForShip();
+            stride = 0;
+            count = 1;
+            writing = false;
+
+        } else if (box_inAddrWrite.dataReadyForShip()) {
+            addr = box_inAddrWrite.peekPacketForShip().value;
+            box_inAddrWrite.removeDataForShip();
+            stride = 0;
+            count = 1;
+            writing = true;
         }
     }