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Code Issues Releases Wiki Activity

Isolate variable action

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This commit is contained in:
caheckman 2020-01-16 12:25:19 -05:00
parent c0dfa509ee
commit b0fb7b287d
4 changed files with 121 additions and 3 deletions
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21
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/pcode/HighSymbol.java
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@ -261,7 +261,17 @@ public class HighSymbol {
public boolean isNameLocked() {
return namelock;
}
/**
* If this returns true, the decompiler will not speculatively merge this with
* other variables.
* Currently, being isolated is equivalent to being typelocked.
* @return true if this will not be merged with other variables
*/
public boolean isIsolated() {
return typelock;
}
/**
* @return true if the symbol's value is considered read-only (by the decompiler)
*/
@ -323,6 +333,9 @@ public class HighSymbol {
if (isVolatile) {
SpecXmlUtils.encodeBooleanAttribute(buf, "volatile", true);
}
if (isIsolated()) {
SpecXmlUtils.encodeBooleanAttribute(buf, "merge", false);
}
SpecXmlUtils.encodeSignedIntegerAttribute(buf, "cat", category);
if (categoryIndex >= 0) {
SpecXmlUtils.encodeSignedIntegerAttribute(buf, "index", categoryIndex);
@ -356,6 +369,12 @@ public class HighSymbol {
if ((namelockstr != null) && (SpecXmlUtils.decodeBoolean(namelockstr))) {
namelock = true;
}
// isolate = false;
// String isolatestr = symel.getAttribute("merge");
// if ((isolatestr != null) && !SpecXmlUtils.decodeBoolean(isolatestr)) {
// isolate = true;
// }
name = symel.getAttribute("name");
categoryIndex = -1;
category = -1;