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Add run(Function &F) support in FunctionPassManager_New

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31756 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2006-11-15 19:39:54 +00:00
parent b71fd7897f
commit 214ca23aef
2 changed files with 47 additions and 6 deletions
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6
include/llvm/PassManager.h
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@ -135,6 +135,12 @@ public:
/// so, return true.
bool runOnModule(Module &M);
/// run - Execute all of the passes scheduled for execution. Keep
/// track of whether any of the passes modifies the function, and if
/// so, return true.
///
bool run(Function &F);
/// doInitialization - Run all of the initializers for the function passes.
///
bool doInitialization();

47
lib/VMCore/PassManager.cpp
View File

@ -17,6 +17,7 @@
#include "llvm/ModuleProvider.h"
#include <vector>
#include <map>
#include <iostream>
using namespace llvm;
@ -158,6 +159,7 @@ public:
/// track of whether any of the passes modifies the function, and if
/// so, return true.
bool runOnModule(Module &M);
bool runOnFunction(Function &F);
/// Return true IFF AnalysisID AID is currently available.
Pass *getAnalysisPassFromManager(AnalysisID AID);
@ -423,19 +425,31 @@ FunctionPassManager_New::FunctionPassManager_New() {
/// PassManager_X is destroyed, the pass will be destroyed as well, so
/// there is no need to delete the pass. (TODO delete passes.)
/// This implies that all passes MUST be allocated with 'new'.
void
FunctionPassManager_New::add(Pass *P) {
void FunctionPassManager_New::add(Pass *P) {
FPM->add(P);
}
/// Execute all of the passes scheduled for execution. Keep
/// track of whether any of the passes modifies the function, and if
/// so, return true.
bool
FunctionPassManager_New::runOnModule(Module &M) {
bool FunctionPassManager_New::runOnModule(Module &M) {
return FPM->runOnModule(M);
}
/// run - Execute all of the passes scheduled for execution. Keep
/// track of whether any of the passes modifies the function, and if
/// so, return true.
///
bool FunctionPassManager_New::run(Function &F) {
std::string errstr;
if (MP->materializeFunction(&F, &errstr)) {
std::cerr << "Error reading bytecode file: " << errstr << "\n";
abort();
}
return FPM->runOnFunction(F);
}
/// doInitialization - Run all of the initializers for the function passes.
///
bool FunctionPassManager_New::doInitialization() {
@ -489,8 +503,7 @@ FunctionPassManagerImpl_New::addPass(Pass *P) {
/// Execute all of the passes scheduled for execution by invoking
/// runOnFunction method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
bool
FunctionPassManagerImpl_New::runOnModule(Module &M) {
bool FunctionPassManagerImpl_New::runOnModule(Module &M) {
bool Changed = false;
clearAnalysis();
@ -509,6 +522,28 @@ FunctionPassManagerImpl_New::runOnModule(Module &M) {
return Changed;
}
/// Execute all of the passes scheduled for execution by invoking
/// runOnFunction method. Keep track of whether any of the passes modifies
/// the function, and if so, return true.
bool FunctionPassManagerImpl_New::runOnFunction(Function &F) {
bool Changed = false;
clearAnalysis();
for (std::vector<Pass *>::iterator itr = passVectorBegin(),
e = passVectorEnd(); itr != e; ++itr) {
Pass *P = *itr;
noteDownAvailableAnalysis(P);
FunctionPass *FP = dynamic_cast<FunctionPass*>(P);
Changed |= FP->runOnFunction(F);
removeNotPreservedAnalysis(P);
removeDeadPasses(P);
}
return Changed;
}
/// Return true IFF AnalysisID AID is currently available.
Pass *FunctionPassManagerImpl_New::getAnalysisPassFromManager(AnalysisID AID) {