6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-03-04 21:31:03 +00:00
Code Issues Projects Releases Wiki Activity

Add command line option -entry-funcion to override entry function (default is main).

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58779 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2008-11-05 23:21:52 +00:00
parent 5e136c0f37
commit ec740e325c
1 changed files with 12 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
tools/lli/lli.cpp
View File

@ -49,6 +49,13 @@ namespace {
cl::opt<std::string> cl::opt<std::string>
TargetTriple("mtriple", cl::desc("Override target triple for module")); TargetTriple("mtriple", cl::desc("Override target triple for module"));
cl::opt<std::string>
EntryFunc("entry-function",
cl::desc("Specify the entry function (default = 'main') "
"of the executable"),
cl::value_desc("function"),
cl::init("main"));
cl::opt<std::string> cl::opt<std::string>
FakeArgv0("fake-argv0", FakeArgv0("fake-argv0",
@ -140,9 +147,9 @@ int main(int argc, char **argv, char * const *envp) {
// using the contents of Args to determine argc & argv, and the contents of // using the contents of Args to determine argc & argv, and the contents of
// EnvVars to determine envp. // EnvVars to determine envp.
// //
Function *MainFn = Mod->getFunction("main"); Function *EntryFn = Mod->getFunction(EntryFunc);
if (!MainFn) { if (!EntryFn) {
std::cerr << "'main' function not found in module.\n"; std::cerr << '\'' << EntryFunc << "\' function not found in module.\n";
return -1; return -1;
} }
@ -160,13 +167,13 @@ int main(int argc, char **argv, char * const *envp) {
if (NoLazyCompilation) { if (NoLazyCompilation) {
for (Module::iterator I = Mod->begin(), E = Mod->end(); I != E; ++I) { for (Module::iterator I = Mod->begin(), E = Mod->end(); I != E; ++I) {
Function *Fn = &*I; Function *Fn = &*I;
if (Fn != MainFn && !Fn->isDeclaration()) if (Fn != EntryFn && !Fn->isDeclaration())
EE->getPointerToFunction(Fn); EE->getPointerToFunction(Fn);
} }
} }
// Run main. // Run main.
int Result = EE->runFunctionAsMain(MainFn, InputArgv, envp); int Result = EE->runFunctionAsMain(EntryFn, InputArgv, envp);
// Run static destructors. // Run static destructors.
EE->runStaticConstructorsDestructors(true); EE->runStaticConstructorsDestructors(true);