6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-01 00:33:09 +00:00
Code Issues Projects Releases Wiki Activity

Fixed a bug so initialization code is always inserted in main

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6622 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anand Shukla 2003-06-05 06:02:46 +00:00
parent 7990199625
commit cd0cc61329
2 changed files with 44 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
lib/Transforms/Instrumentation/ProfilePaths/EdgeCode.cpp
View File

@ -293,7 +293,7 @@ void insertInTopBB(BasicBlock *front,
//iniArgs.push_back(ConstantSInt::get(Type::IntTy, k));
//new CallInst(inCountMth, iniArgs, "", here);
/*
if(front->getParent()->getName() == "main"){
//intialize threshold
vector<const Type*> initialize_args;
@ -309,6 +309,7 @@ void insertInTopBB(BasicBlock *front,
new CallInst(initialMeth, trargs, "", here);
}
*/
}

59
lib/Transforms/Instrumentation/ProfilePaths/ProfilePaths.cpp
View File

@ -29,10 +29,12 @@
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/iMemory.h"
#include "llvm/iOperators.h"
#include "llvm/iOther.h"
#include "llvm/Module.h"
#include "Graph.h"
#include <fstream>
#include <stdio.h>
using std::vector;
struct ProfilePaths : public FunctionPass {
@ -61,7 +63,7 @@ static Node *findBB(std::vector<Node *> &st, BasicBlock *BB){
bool ProfilePaths::runOnFunction(Function &F){
static int mn = -1;
static int CountCounter = 1;
if(F.isExternal()) {
return false;
}
@ -157,6 +159,38 @@ bool ProfilePaths::runOnFunction(Function &F){
//if(numPaths<=1) return false;
static GlobalVariable *threshold = NULL;
static bool insertedThreshold = false;
if(!insertedThreshold){
threshold = new GlobalVariable(Type::IntTy, false,
GlobalValue::ExternalLinkage, 0,
"reopt_threshold");
F.getParent()->getGlobalList().push_back(threshold);
insertedThreshold = true;
}
assert(threshold && "GlobalVariable threshold not defined!");
if(fr->getParent()->getName() == "main"){
//intialize threshold
vector<const Type*> initialize_args;
initialize_args.push_back(PointerType::get(Type::IntTy));
const FunctionType *Fty = FunctionType::get(Type::VoidTy, initialize_args,
false);
Function *initialMeth = fr->getParent()->getParent()->getOrInsertFunction("reoptimizerInitialize", Fty);
assert(initialMeth && "Initialize method could not be inserted!");
vector<Value *> trargs;
trargs.push_back(threshold);
new CallInst(initialMeth, trargs, "", fr->begin());
}
if(numPaths<=1 || numPaths >5000) return false;
#ifdef DEBUG_PATH_PROFILES
@ -185,24 +219,15 @@ bool ProfilePaths::runOnFunction(Function &F){
const ArrayType *ATy = ArrayType::get(Type::IntTy, numPaths);
Constant *initializer = ConstantArray::get(ATy, arrayInitialize);
char tempChar[20];
sprintf(tempChar, "Count%d", CountCounter);
CountCounter++;
std::string countStr = tempChar;
GlobalVariable *countVar = new GlobalVariable(ATy, false,
GlobalValue::InternalLinkage,
initializer, "Count",
initializer, countStr,
F.getParent());
static GlobalVariable *threshold = NULL;
static bool insertedThreshold = false;
if(!insertedThreshold){
threshold = new GlobalVariable(Type::IntTy, false,
GlobalValue::ExternalLinkage, 0,
"reopt_threshold");
F.getParent()->getGlobalList().push_back(threshold);
insertedThreshold = true;
}
assert(threshold && "GlobalVariable threshold not defined!");
// insert initialization code in first (entry) BB
// this includes initializing r and count
insertInTopBB(&F.getEntryNode(),numPaths, rVar, threshold);