fix 0xdead0000

5de98f4a · George Hotz · fada13be · 5de98f4a
Commit 5de98f4a authored Oct 04, 2021 by George Hotz
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MIPS.sol contracts/MIPS.sol +3 -2

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--- a/contracts/MIPS.sol
+++ b/contracts/MIPS.sol
@@ -275,11 +275,12 @@ contract MIPS {
      stateHash = WriteMemory(stateHash, storeAddr, val);
    }

-    if (nextPC & PC_FLAG != 0) {
+    if (nextPC & PC_FLAG != 0 && nextPC != 0xDEAD0000) {
      stateHash = WriteMemory(stateHash, REG_LR, pc+4);
+      nextPC &= PC_MASK;
    }

-    stateHash = WriteMemory(stateHash, REG_PC, nextPC & PC_MASK);
+    stateHash = WriteMemory(stateHash, REG_PC, nextPC);

    return stateHash;
  }