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GT-3448_emteere_LargeDisPerf simple better byte buffering

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This commit is contained in:
emteere 2020-01-30 14:07:27 +00:00
parent 2291b27356
commit cd650d0103
2 changed files with 230 additions and 2 deletions
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13
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/disassemble/Disassembler.java
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@ -456,6 +456,14 @@ public class Disassembler implements DisassemblerConflictHandler {
while (!todoSubset.isEmpty() && !monitor.isCancelled()) {
Address nextAddr = todoSubset.getMinAddress();
// Check if location is already on disassembly list
if (disassembledAddrs.contains(nextAddr)) {
AddressRange doneRange = disassembledAddrs.getRangeContaining(nextAddr);
todoSubset.delete(doneRange);
continue;
}
// must be aligned
if (nextAddr.getOffset() % alignment != 0) {
todoSubset.delete(nextAddr, nextAddr);
@ -921,8 +929,9 @@ public class Disassembler implements DisassemblerConflictHandler {
disassemblerContext.flowToAddress(addr);
MemBuffer instrMemBuffer = new WrappedMemBuffer(blockMemBuffer,
(int) addr.subtract(blockMemBuffer.getAddress()));
// TODO: An overall better caching of bytes for this block could be done instead
// the previous buffering done here was not doing any buffering
MemBuffer instrMemBuffer = new DumbMemBufferImpl(blockMemBuffer.getMemory(), addr);
adjustPreParseContext(instrMemBuffer);