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GP-1989 simplified AddressMapDB comparator

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ghidra1 2022-05-03 18:58:06 -04:00
parent c90a3ecef3
commit 2bf0887be1
1 changed files with 1 additions and 22 deletions
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23
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/map/AddressMapDB.java
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@ -130,30 +130,9 @@ public class AddressMapDB implements AddressMap {
int comp = normalizedAddr.getAddressSpace().compareTo(space);
if (comp == 0) {
// Same address space - assumes unsigned space
long maxOffset = space.getMaxAddress().getOffset();
long otherOffset = addr.getOffset() - baseImageOffset;
long offset = normalizedAddr.getOffset();
if (space.getSize() == 64) {
// Address space offsets are 64-bit unsigned
// wrapping of otherOffset handled automatically
if (offset < 0 && otherOffset >= 0) {
return 1;
}
else if (offset >= 0 && otherOffset < 0) {
return -1;
}
}
else if (otherOffset < 0) {
// wrap normalized otherOffset within space for spaces smaller than 64-bits
otherOffset += maxOffset + 1;
}
long diff = offset - otherOffset;
if (diff > 0) {
return 1;
}
if (diff < 0) {
return -1;
}
return Long.compareUnsigned(offset, otherOffset);
}
return comp;
}