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author | Chris Lattner <sabre@nondot.org> | 2001-10-13 07:01:45 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2001-10-13 07:01:45 +0000 |
commit | 49ad898e3314771e9a87290ad795f31ce78e1f2d (patch) | |
tree | 683bb800cdeaffd0a81bba0f20f43cf6a070cb95 | |
parent | 56c5acbe9600f33a3d7260ef68211203cf675279 (diff) | |
download | llvm-49ad898e3314771e9a87290ad795f31ce78e1f2d.tar.gz llvm-49ad898e3314771e9a87290ad795f31ce78e1f2d.tar.bz2 llvm-49ad898e3314771e9a87290ad795f31ce78e1f2d.tar.xz |
Implement the invoke instruction
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@774 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/VMCore/iCall.cpp | 61 |
1 files changed, 50 insertions, 11 deletions
diff --git a/lib/VMCore/iCall.cpp b/lib/VMCore/iCall.cpp index f739730b67..fc718d6887 100644 --- a/lib/VMCore/iCall.cpp +++ b/lib/VMCore/iCall.cpp @@ -1,27 +1,33 @@ -//===-- iCall.cpp - Implement the call & icall instructions ------*- C++ -*--=// +//===-- iCall.cpp - Implement the call & invoke instructions -----*- C++ -*--=// // -// This file implements the call and icall instructions. +// This file implements the call and invoke instructions. // //===----------------------------------------------------------------------===// #include "llvm/iOther.h" +#include "llvm/iTerminators.h" #include "llvm/DerivedTypes.h" #include "llvm/Method.h" -CallInst::CallInst(Method *M, const vector<Value*> ¶ms, - const string &Name) - : Instruction(M->getReturnType(), Instruction::Call, Name) { +//===----------------------------------------------------------------------===// +// CallInst Implementation +//===----------------------------------------------------------------------===// +CallInst::CallInst(Value *Meth, const vector<Value*> ¶ms, + const string &Name) + : Instruction(cast<MethodType>(cast<PointerType>(Meth->getType()) + ->getValueType())->getReturnType(), + Instruction::Call, Name) { Operands.reserve(1+params.size()); - Operands.push_back(Use(M, this)); + Operands.push_back(Use(Meth, this)); + + const MethodType *MTy = + cast<MethodType>(cast<PointerType>(Meth->getType())->getValueType()); - const MethodType::ParamTypes &PL = M->getMethodType()->getParamTypes(); + const MethodType::ParamTypes &PL = MTy->getParamTypes(); assert((params.size() == PL.size()) || - (M->getMethodType()->isVarArg() && params.size() > PL.size()) && + (MTy->isVarArg() && params.size() >= PL.size()-1) && "Calling a function with bad signature"); -#ifndef NDEBUG - MethodType::ParamTypes::const_iterator It = PL.begin(); -#endif for (unsigned i = 0; i < params.size(); i++) Operands.push_back(Use(params[i], this)); } @@ -33,3 +39,36 @@ CallInst::CallInst(const CallInst &CI) Operands.push_back(Use(CI.Operands[i], this)); } +//===----------------------------------------------------------------------===// +// InvokeInst Implementation +//===----------------------------------------------------------------------===// + +InvokeInst::InvokeInst(Value *Meth, BasicBlock *IfNormal, \ + BasicBlock *IfException, const vector<Value*>¶ms, + const string &Name) + : TerminatorInst(cast<MethodType>(cast<PointerType>(Meth->getType()) + ->getValueType())->getReturnType(), + Instruction::Invoke, Name) { + Operands.reserve(3+params.size()); + Operands.push_back(Use(Meth, this)); + Operands.push_back(Use(IfNormal, this)); + Operands.push_back(Use(IfException, this)); + const MethodType *MTy = + cast<MethodType>(cast<PointerType>(Meth->getType())->getValueType()); + + const MethodType::ParamTypes &PL = MTy->getParamTypes(); + assert((params.size() == PL.size()) || + (MTy->isVarArg() && params.size() > PL.size()) && + "Calling a function with bad signature"); + + for (unsigned i = 0; i < params.size(); i++) + Operands.push_back(Use(params[i], this)); +} + +InvokeInst::InvokeInst(const InvokeInst &CI) + : TerminatorInst(CI.getType(), Instruction::Invoke) { + Operands.reserve(CI.Operands.size()); + for (unsigned i = 0; i < CI.Operands.size(); ++i) + Operands.push_back(Use(CI.Operands[i], this)); +} + |