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Add command-line option to select whether to isolate or delete function from

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module. Default is `isolate' as before.

llvm-svn: 13113
This commit is contained in:
Misha Brukman 2004-04-22 23:07:39 +00:00
parent 1dc8e19185
commit 2c7503786d
1 changed files with 5 additions and 1 deletions
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6
tools/extract/extract.cpp
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@ -36,6 +36,9 @@ OutputFilename("o", cl::desc("Specify output filename"),
static cl::opt<bool>
Force("f", cl::desc("Overwrite output files"));
static cl::opt<bool>
DeleteFn("delete", cl::desc("Delete specified function from Module"));
// ExtractFunc - The function to extract from the module... defaults to main.
static cl::opt<std::string>
ExtractFunc("func", cl::desc("Specify function to extract"), cl::init("main"),
@ -64,7 +67,8 @@ int main(int argc, char **argv) {
//
PassManager Passes;
Passes.add(new TargetData("extract", M.get())); // Use correct TargetData
Passes.add(createFunctionExtractionPass(F)); // Extract the function
// Either isolate the function or delete it from the Module
Passes.add(createFunctionExtractionPass(F, DeleteFn));
Passes.add(createGlobalDCEPass()); // Delete unreachable globals
Passes.add(createFunctionResolvingPass()); // Delete prototypes
Passes.add(createDeadTypeEliminationPass()); // Remove dead types...