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https://github.com/c64scene-ar/llvm-6502.git
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49ad898e33
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@774 91177308-0d34-0410-b5e6-96231b3b80d8
75 lines
2.8 KiB
C++
75 lines
2.8 KiB
C++
//===-- iCall.cpp - Implement the call & invoke instructions -----*- C++ -*--=//
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//
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// This file implements the call and invoke instructions.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/iOther.h"
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#include "llvm/iTerminators.h"
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#include "llvm/DerivedTypes.h"
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#include "llvm/Method.h"
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//===----------------------------------------------------------------------===//
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// CallInst Implementation
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//===----------------------------------------------------------------------===//
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CallInst::CallInst(Value *Meth, const vector<Value*> ¶ms,
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const string &Name)
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: Instruction(cast<MethodType>(cast<PointerType>(Meth->getType())
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->getValueType())->getReturnType(),
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Instruction::Call, Name) {
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Operands.reserve(1+params.size());
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Operands.push_back(Use(Meth, this));
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const MethodType *MTy =
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cast<MethodType>(cast<PointerType>(Meth->getType())->getValueType());
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const MethodType::ParamTypes &PL = MTy->getParamTypes();
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assert((params.size() == PL.size()) ||
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(MTy->isVarArg() && params.size() >= PL.size()-1) &&
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"Calling a function with bad signature");
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for (unsigned i = 0; i < params.size(); i++)
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Operands.push_back(Use(params[i], this));
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}
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CallInst::CallInst(const CallInst &CI)
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: Instruction(CI.getType(), Instruction::Call) {
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Operands.reserve(CI.Operands.size());
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for (unsigned i = 0; i < CI.Operands.size(); ++i)
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Operands.push_back(Use(CI.Operands[i], this));
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}
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//===----------------------------------------------------------------------===//
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// InvokeInst Implementation
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//===----------------------------------------------------------------------===//
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InvokeInst::InvokeInst(Value *Meth, BasicBlock *IfNormal, \
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BasicBlock *IfException, const vector<Value*>¶ms,
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const string &Name)
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: TerminatorInst(cast<MethodType>(cast<PointerType>(Meth->getType())
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->getValueType())->getReturnType(),
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Instruction::Invoke, Name) {
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Operands.reserve(3+params.size());
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Operands.push_back(Use(Meth, this));
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Operands.push_back(Use(IfNormal, this));
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Operands.push_back(Use(IfException, this));
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const MethodType *MTy =
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cast<MethodType>(cast<PointerType>(Meth->getType())->getValueType());
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const MethodType::ParamTypes &PL = MTy->getParamTypes();
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assert((params.size() == PL.size()) ||
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(MTy->isVarArg() && params.size() > PL.size()) &&
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"Calling a function with bad signature");
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for (unsigned i = 0; i < params.size(); i++)
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Operands.push_back(Use(params[i], this));
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}
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InvokeInst::InvokeInst(const InvokeInst &CI)
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: TerminatorInst(CI.getType(), Instruction::Invoke) {
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Operands.reserve(CI.Operands.size());
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for (unsigned i = 0; i < CI.Operands.size(); ++i)
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Operands.push_back(Use(CI.Operands[i], this));
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}
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