Parse the operand list of the instruction. We currently support register and immediate operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15390 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenInstruction.h b/utils/TableGen/CodeGenInstruction.h
index 88f2c17..5269cc7 100644
--- a/utils/TableGen/CodeGenInstruction.h
+++ b/utils/TableGen/CodeGenInstruction.h
@@ -14,6 +14,7 @@
#ifndef CODEGEN_INSTRUCTION_H
#define CODEGEN_INSTRUCTION_H
+#include "llvm/CodeGen/ValueTypes.h"
#include <string>
#include <vector>
#include <utility>
@@ -29,10 +30,21 @@
/// AsmString - The format string used to emit a .s file for the
/// instruction.
std::string AsmString;
+
+ /// OperandInfo - For each operand declared in the OperandList of the
+ /// instruction, keep track of its record (which specifies the class of the
+ /// operand), its type, and the name given to the operand, if any.
+ struct OperandInfo {
+ Record *Rec;
+ MVT::ValueType Ty;
+ std::string Name;
+ OperandInfo(Record *R, MVT::ValueType T, const std::string &N)
+ : Rec(R), Ty(T), Name(N) {}
+ };
/// OperandList - The list of declared operands, along with their declared
/// type (which is a record).
- std::vector<std::pair<Record*, std::string> > OperandList;
+ std::vector<OperandInfo> OperandList;
// Various boolean values we track for the instruction.
bool isReturn;
@@ -43,6 +55,11 @@
bool isTerminator;
CodeGenInstruction(Record *R);
+
+ /// getOperandNamed - Return the index of the operand with the specified
+ /// non-empty name. If the instruction does not have an operand with the
+ /// specified name, throw an exception.
+ unsigned getOperandNamed(const std::string &Name) const;
};
}