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Clarify the logic: the flag is renamed to `deleteFn' to signify it will delete

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the function instead of isolating it. This also means the condition is reversed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13112 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman
2004-04-22 23:00:51 +00:00
parent 79906c9825
commit 7d248397a7
2 changed files with 15 additions and 15 deletions
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8
include/llvm/Transforms/IPO.h
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@ -66,11 +66,11 @@ Pass *createGlobalDCEPass();
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
/// createFunctionExtractionPass - If isolateFn is true, this pass deletes as /// createFunctionExtractionPass - If deleteFn is true, this pass deletes as
/// much of the module as possible, except for the function specified. /// the specified function. Otherwise, it deletes as much of the module as
/// Otherwise, it deletes the given function, leaving everything else intact. /// possible, except for the function specified.
/// ///
Pass *createFunctionExtractionPass(Function *F, bool isolateFn = true); Pass *createFunctionExtractionPass(Function *F, bool deleteFn = false);
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//

22
lib/Transforms/IPO/ExtractFunction.cpp
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@ -19,14 +19,14 @@ using namespace llvm;
namespace { namespace {
class FunctionExtractorPass : public Pass { class FunctionExtractorPass : public Pass {
Function *Named; Function *Named;
bool isolateFunc; bool deleteFunc;
public: public:
/// FunctionExtractorPass - ctor for the pass. If isolateFn is true, then /// FunctionExtractorPass - If deleteFn is true, this pass deletes as the
/// the named function is the only thing left in the Module (default /// specified function. Otherwise, it deletes as much of the module as
/// behavior), otherwise the function is the thing deleted. /// possible, except for the function specified.
/// ///
FunctionExtractorPass(Function *F = 0, bool isolateFn = true) FunctionExtractorPass(Function *F = 0, bool deleteFn = true)
: Named(F), isolateFunc(isolateFn) {} : Named(F), deleteFunc(deleteFn) {}
bool run(Module &M) { bool run(Module &M) {
if (Named == 0) { if (Named == 0) {
@ -34,10 +34,10 @@ namespace {
if (Named == 0) return false; // No function to extract if (Named == 0) return false; // No function to extract
} }
if (isolateFunc) if (deleteFunc)
return isolateFunction(M);
else
return deleteFunction(); return deleteFunction();
else
return isolateFunction(M);
} }
bool deleteFunction() { bool deleteFunction() {
@ -112,6 +112,6 @@ namespace {
RegisterPass<FunctionExtractorPass> X("extract", "Function Extractor"); RegisterPass<FunctionExtractorPass> X("extract", "Function Extractor");
} }
Pass *llvm::createFunctionExtractionPass(Function *F, bool isolateFn) { Pass *llvm::createFunctionExtractionPass(Function *F, bool deleteFn) {
return new FunctionExtractorPass(F, isolateFn); return new FunctionExtractorPass(F, deleteFn);
} }