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Code Issues Releases Wiki Activity

Documentation for INSERT, EXTRACT, and POPCOUNT operators

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This commit is contained in:
caheckman 2019-09-05 15:59:15 -04:00
parent 9c23383fa5
commit 28d479f188
17 changed files with 659 additions and 259 deletions
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31
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcodeCPort/slgh_compile/PcodeCompile.java
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@ -79,11 +79,11 @@ public abstract class PcodeCompile {
public abstract SectionVector finalNamedSection(SectionVector vec, ConstructTpl section);
/**
*
* @param location
* @param sym MacroSymbol
* @param param
* @return
* Handle a sleigh 'macro' invocation, returning the resulting p-code op templates (OpTpl)
* @param location is the file/line where the macro is invoked
* @param sym MacroSymbol is the macro symbol
* @param param is the parsed list of operand expressions
* @return a list of p-code op templates
*/
public abstract VectorSTL<OpTpl> createMacroUse(Location location, MacroSymbol sym,
VectorSTL<ExprTree> param);
@ -904,7 +904,7 @@ public abstract class PcodeCompile {
return true;
}
if (o instanceof List) {
List l = (List) o;
List<?> l = (List<?>) o;
for (Object t : l) {
if (isLocationIsh(t)) {
return true;
@ -912,7 +912,7 @@ public abstract class PcodeCompile {
}
}
if (o instanceof VectorSTL) {
VectorSTL v = (VectorSTL) o;
VectorSTL<?> v = (VectorSTL<?>) o;
for (Object t : v) {
if (isLocationIsh(t)) {
return true;
@ -924,8 +924,12 @@ public abstract class PcodeCompile {
/**
* EXTREMELY IMPORTANT: keep this up to date with isInternalFunction below!!!
* @param name
* @return
* Lookup the given identifier as part of parsing p-code with functional syntax.
* Build the resulting p-code expression object from the parsed operand expressions.
* @param location identifies the file/line where the p-code is parsed from
* @param name is the given functional identifier
* @param operands is the ordered list of operand expressions
* @return the new expression (ExprTree) object
*/
public Object findInternalFunction(Location location, String name, VectorSTL<ExprTree> operands) {
ExprTree r = null;
@ -1013,8 +1017,10 @@ public abstract class PcodeCompile {
/**
* EXTREMELY IMPORTANT: keep this up to date with findInternalFunction above!!!
* @param name
* @return
* Determine if the given identifier is a sleigh internal function. Used to
* prevent user-defined p-code names from colliding with internal names
* @param name is the given identifier to check
* @return true if the identifier is a reserved internal function
*/
public boolean isInternalFunction(String name) {
if ("zext".equals(name)) {
@ -1068,6 +1074,9 @@ public abstract class PcodeCompile {
if ("newobject".equals(name)) {
return true;
}
if ("popcount".equals(name)) {
return true;
}
return false;
}