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Implement the ExecutionEngine::getPointerToFunctionOrStub by forwarding the
request on to the TargetMachine if it supports the getJITStubForFunction method git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10431 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -66,6 +66,12 @@ public:
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///
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void *getPointerToFunction(Function *F);
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/// getPointerToFunctionOrStub - If the specified function has been
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/// code-gen'd, return a pointer to the function. If not, compile it, or use
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/// a stub to implement lazy compilation if available.
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///
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void *getPointerToFunctionOrStub(Function *F);
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/// recompileAndRelinkFunction - This method is used to force a function
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/// which has already been compiled, to be compiled again, possibly
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/// after it has been modified. Then the entry to the old copy is overwritten
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@ -77,6 +77,23 @@ void *VM::getPointerToFunction(Function *F) {
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return Addr;
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}
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// getPointerToFunctionOrStub - If the specified function has been
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// code-gen'd, return a pointer to the function. If not, compile it, or use
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// a stub to implement lazy compilation if available.
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//
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void *VM::getPointerToFunctionOrStub(Function *F) {
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// If we have already code generated the function, just return the address.
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std::map<const GlobalValue*, void *>::iterator I = GlobalAddress.find(F);
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if (I != GlobalAddress.end()) return I->second;
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// If the target supports "stubs" for functions, get a stub now.
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if (void *Ptr = TM.getJITStubForFunction(F, *MCE))
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return Ptr;
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// Otherwise, if the target doesn't support it, just codegen the function.
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return getPointerToFunction(F);
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}
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/// recompileAndRelinkFunction - This method is used to force a function
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/// which has already been compiled, to be compiled again, possibly
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/// after it has been modified. Then the entry to the old copy is overwritten
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@ -66,6 +66,12 @@ public:
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///
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void *getPointerToFunction(Function *F);
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/// getPointerToFunctionOrStub - If the specified function has been
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/// code-gen'd, return a pointer to the function. If not, compile it, or use
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/// a stub to implement lazy compilation if available.
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///
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void *getPointerToFunctionOrStub(Function *F);
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/// recompileAndRelinkFunction - This method is used to force a function
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/// which has already been compiled, to be compiled again, possibly
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/// after it has been modified. Then the entry to the old copy is overwritten
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