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GP-2559 Calculate maximum precision reaching floating-point operations

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caheckman 2024-06-17 21:49:17 +00:00
parent be305db930
commit 520dc99b11
15 changed files with 602 additions and 57 deletions
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26
Ghidra/Features/Decompiler/src/decompile/cpp/ruleaction.hh
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@ -4,9 +4,9 @@
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@ -1644,5 +1644,27 @@ public:
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleFloatSign : public Rule {
public:
RuleFloatSign(const string &g) : Rule( g, 0, "floatsign") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
if (!grouplist.contains(getGroup())) return (Rule *)0;
return new RuleFloatSign(getGroup());
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
class RuleFloatSignCleanup : public Rule {
public:
RuleFloatSignCleanup(const string &g) : Rule( g, 0, "floatsigncleanup") {} ///< Constructor
virtual Rule *clone(const ActionGroupList &grouplist) const {
if (!grouplist.contains(getGroup())) return (Rule *)0;
return new RuleFloatSignCleanup(getGroup());
}
virtual void getOpList(vector<uint4> &oplist) const;
virtual int4 applyOp(PcodeOp *op,Funcdata &data);
};
} // End namespace ghidra
#endif