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No longer run atExit functions from run()
rename run to runFunction Genericize the runFunction code a little bit, though it still stinks git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10610 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -28,7 +28,7 @@ static std::vector<void (*)()> AtExitHandlers;
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/// calls to atexit(3), which we intercept and store in
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/// AtExitHandlers.
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///
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void JIT::runAtExitHandlers() {
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static void runAtExitHandlers() {
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while (!AtExitHandlers.empty()) {
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void (*Fn)() = AtExitHandlers.back();
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AtExitHandlers.pop_back();
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@ -45,7 +45,7 @@ static void NoopFn() {}
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// jit_exit - Used to intercept the "exit" library call.
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static void jit_exit(int Status) {
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JIT::runAtExitHandlers(); // Run atexit handlers...
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runAtExitHandlers(); // Run atexit handlers...
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exit(Status);
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}
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@ -51,22 +51,31 @@ JIT::~JIT() {
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/// run - Start execution with the specified function and arguments.
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///
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GenericValue JIT::run(Function *F, const std::vector<GenericValue> &ArgValues) {
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GenericValue JIT::runFunction(Function *F,
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const std::vector<GenericValue> &ArgValues) {
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assert (F && "Function *F was null at entry to run()");
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GenericValue rv;
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if (ArgValues.size() == 3) {
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int (*PF)(int, char **, const char **) =
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(int(*)(int, char **, const char **))getPointerToFunction(F);
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assert(PF != 0 && "Pointer to fn's code was null after getPointerToFunction");
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assert(PF && "Pointer to fn's code was null after getPointerToFunction");
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// Call the function.
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int ExitCode = PF(ArgValues[0].IntVal, (char **) GVTOP (ArgValues[1]),
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(const char **) GVTOP (ArgValues[2]));
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// Run any atexit handlers now!
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runAtExitHandlers();
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GenericValue rv;
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rv.IntVal = ExitCode;
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} else {
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// FIXME: This code should handle a couple of common cases efficiently, but
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// it should also implement the general case by code-gening a new anonymous
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// nullary function to call.
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assert(ArgValues.size() == 1);
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void (*PF)(int) = (void(*)(int))getPointerToFunction(F);
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assert(PF && "Pointer to fn's code was null after getPointerToFunction");
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PF(ArgValues[0].IntVal);
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}
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return rv;
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}
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@ -50,7 +50,7 @@ public:
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/// run - Start execution with the specified function and arguments.
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///
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virtual GenericValue run(Function *F,
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virtual GenericValue runFunction(Function *F,
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const std::vector<GenericValue> &ArgValues);
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/// getPointerToNamedFunction - This method returns the address of the
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@ -64,11 +64,6 @@ public:
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//
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static void CompilationCallback();
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/// runAtExitHandlers - Before exiting the program, at_exit functions must be
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/// called. This method calls them.
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///
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static void runAtExitHandlers();
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/// getPointerToFunction - This returns the address of the specified function,
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/// compiling it if necessary.
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///
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