32 lines
1.0 KiB
C++
32 lines
1.0 KiB
C++
//===-- iSwitch.cpp - Implement the Switch instruction -----------*- C++ -*--=//
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//
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// This file implements the Switch instruction...
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/iTerminators.h"
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#include "llvm/BasicBlock.h"
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SwitchInst::SwitchInst(Value *V, BasicBlock *DefaultDest,
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Instruction *InsertBefore)
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: TerminatorInst(Instruction::Switch, InsertBefore) {
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assert(V && DefaultDest);
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Operands.push_back(Use(V, this));
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Operands.push_back(Use(DefaultDest, this));
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}
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SwitchInst::SwitchInst(const SwitchInst &SI)
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: TerminatorInst(Instruction::Switch) {
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Operands.reserve(SI.Operands.size());
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for (unsigned i = 0, E = SI.Operands.size(); i != E; i+=2) {
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Operands.push_back(Use(SI.Operands[i], this));
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Operands.push_back(Use(SI.Operands[i+1], this));
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}
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}
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void SwitchInst::dest_push_back(Constant *OnVal, BasicBlock *Dest) {
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Operands.push_back(Use((Value*)OnVal, this));
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Operands.push_back(Use((Value*)Dest, this));
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}
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