Java Code Examples for ghidra.program.model.mem.Memory#intersect()

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Example 1
Source File: RegisterMergeManager.java    From ghidra with Apache License 2.0 6 votes vote down vote up 
/**
 * 
 * @param monitor
 */
private void determineConflicts(TaskMonitor monitor) throws CancelledException {
	if (conflictSet != null) {
		return; //This method only needs to be called once.
	}
	RegisterConflicts rc =
		new RegisterConflicts(registerName, originalContext, latestContext, myContext,
			resultContext);
	Memory resultMem = resultPgm.getMemory();
	AddressSetView myDiffs =
		rc.getRegisterDifferences(registerName, originalContext, myContext, mySet, monitor);
	AddressSet setToCheck = resultMem.intersect(myDiffs);
	conflictSet = new AddressSet();
	rvrs = rc.getConflicts(setToCheck, monitor);
	if (rvrs.length > 0) {
		for (int j = 0; j < rvrs.length; j++) {
			conflictSet.add(rvrs[j]);
		}
	}
	autoSet = setToCheck.subtract(conflictSet);
}
Example 2
Source File: MemorySectionResolver.java    From ghidra with Apache License 2.0 6 votes vote down vote up 
/**
 * Determine loaded memory conflict set.  Use physical address of loaded overlay
 * blocks to force reconciliation and avoid duplication.
 * @param rangeMin
 * @param rangeMax
 * @return conflict memory set
 */
private AddressSet getMemoryConflictSet(Address rangeMin, Address rangeMax) {

	// dedicated non-loaded overlay - don't bother with conflict check
	if (rangeMin.isNonLoadedMemoryAddress()) {
		return new AddressSet();
	}

	// Get base memory conflict set
	Memory memory = getMemory();
	AddressSet rangeSet = new AddressSet(rangeMin, rangeMax);
	AddressSet conflictSet = memory.intersect(rangeSet);

	// Add in loaded overlay conflicts (use their physical address)
	for (MemoryBlock block : memory.getBlocks()) {
		Address minAddr = block.getStart();
		Address maxAddr = block.getEnd();
		if (minAddr.isLoadedMemoryAddress() && minAddr.getAddressSpace().isOverlaySpace()) {
			AddressSet intersection = rangeSet.intersectRange(minAddr.getPhysicalAddress(),
				maxAddr.getPhysicalAddress());
			conflictSet.add(intersection);
		}
	}

	return conflictSet;
}