mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-20 11:29:24 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9903 91177308-0d34-0410-b5e6-96231b3b80d8
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
//===-- llvm/iOperators.h - Binary Operator node definitions ----*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file was developed by the LLVM research group and is distributed under
|
|
// the University of Illinois Open Source License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file contains the declarations of the Binary Operator classes.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_IOPERATORS_H
|
|
#define LLVM_IOPERATORS_H
|
|
|
|
#include "llvm/InstrTypes.h"
|
|
|
|
namespace llvm {
|
|
|
|
/// SetCondInst class - Represent a setCC operator, where CC is eq, ne, lt, gt,
|
|
/// le, or ge.
|
|
///
|
|
class SetCondInst : public BinaryOperator {
|
|
BinaryOps OpType;
|
|
public:
|
|
SetCondInst(BinaryOps Opcode, Value *LHS, Value *RHS,
|
|
const std::string &Name = "", Instruction *InsertBefore = 0);
|
|
|
|
/// getInverseCondition - Return the inverse of the current condition opcode.
|
|
/// For example seteq -> setne, setgt -> setle, setlt -> setge, etc...
|
|
///
|
|
BinaryOps getInverseCondition() const {
|
|
return getInverseCondition(getOpcode());
|
|
}
|
|
|
|
/// getInverseCondition - Static version that you can use without an
|
|
/// instruction available.
|
|
///
|
|
static BinaryOps getInverseCondition(BinaryOps Opcode);
|
|
|
|
/// getSwappedCondition - Return the condition opcode that would be the result
|
|
/// of exchanging the two operands of the setcc instruction without changing
|
|
/// the result produced. Thus, seteq->seteq, setle->setge, setlt->setgt, etc.
|
|
///
|
|
BinaryOps getSwappedCondition() const {
|
|
return getSwappedCondition(getOpcode());
|
|
}
|
|
|
|
/// getSwappedCondition - Static version that you can use without an
|
|
/// instruction available.
|
|
///
|
|
static BinaryOps getSwappedCondition(BinaryOps Opcode);
|
|
|
|
|
|
// Methods for support type inquiry through isa, cast, and dyn_cast:
|
|
static inline bool classof(const SetCondInst *) { return true; }
|
|
static inline bool classof(const Instruction *I) {
|
|
return I->getOpcode() == SetEQ || I->getOpcode() == SetNE ||
|
|
I->getOpcode() == SetLE || I->getOpcode() == SetGE ||
|
|
I->getOpcode() == SetLT || I->getOpcode() == SetGT;
|
|
}
|
|
static inline bool classof(const Value *V) {
|
|
return isa<Instruction>(V) && classof(cast<Instruction>(V));
|
|
}
|
|
};
|
|
|
|
} // End llvm namespace
|
|
|
|
#endif
|