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Implement global variable support

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@530 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2001-09-10 07:58:01 +00:00
parent 7720c8e1a7
commit 70cc3397f8
14 changed files with 219 additions and 29 deletions
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31
lib/VMCore/Function.cpp
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@@ -1,6 +1,7 @@
//===-- Method.cpp - Implement the Method class ------------------*- C++ -*--=//
//
// This file implements the Method class for the VMCore library.
// This file implements the Method & GlobalVariable classes for the VMCore
// library.
//
//===----------------------------------------------------------------------===//
@@ -9,9 +10,15 @@
#include "llvm/SymbolTable.h"
#include "llvm/Module.h"
#include "llvm/Method.h"
#include "llvm/GlobalVariable.h"
#include "llvm/BasicBlock.h"
#include "llvm/iOther.h"
//===----------------------------------------------------------------------===//
// Method Implementation
//===----------------------------------------------------------------------===//
// Instantiate Templates - This ugliness is the price we have to pay
// for having a ValueHolderImpl.h file seperate from ValueHolder.h! :(
//
@@ -74,3 +81,25 @@ const MethodType *Method::getMethodType() const {
void Method::dropAllReferences() {
for_each(begin(), end(), std::mem_fun(&BasicBlock::dropAllReferences));
}
//===----------------------------------------------------------------------===//
// GlobalVariable Implementation
//===----------------------------------------------------------------------===//
GlobalVariable::GlobalVariable(const Type *Ty, const string &Name = "")
: Value(Ty, Value::GlobalVal, Name), Parent(0) {
assert(Ty->isPointerType() &&
(!Ty->isPointerType()->isArrayType() || // No unsized array pointers
Ty->isPointerType()->isArrayType()->isSized()) &&
"Global Variables must be pointers to a sized type!");
}
// Specialize setName to take care of symbol table majik
void GlobalVariable::setName(const string &name, SymbolTable *ST) {
Module *P;
assert((ST == 0 || (!getParent() || ST == getParent()->getSymbolTable())) &&
"Invalid symtab argument!");
if ((P = getParent()) && hasName()) P->getSymbolTable()->remove(this);
Value::setName(name);
if (P && getName() != "") P->getSymbolTableSure()->insert(this);
}