[llvm] r223653 - Move materialize/Dematerialize calls to linkFunctionBody. NFC.
Rafael Espindola
rafael.espindola at gmail.com
Mon Dec 8 05:29:33 PST 2014
Author: rafael
Date: Mon Dec 8 07:29:33 2014
New Revision: 223653
URL: http://llvm.org/viewvc/llvm-project?rev=223653&view=rev
Log:
Move materialize/Dematerialize calls to linkFunctionBody. NFC.
Just less code duplication.
Modified:
llvm/trunk/lib/Linker/LinkModules.cpp
Modified: llvm/trunk/lib/Linker/LinkModules.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Linker/LinkModules.cpp?rev=223653&r1=223652&r2=223653&view=diff
==============================================================================
--- llvm/trunk/lib/Linker/LinkModules.cpp (original)
+++ llvm/trunk/lib/Linker/LinkModules.cpp Mon Dec 8 07:29:33 2014
@@ -492,7 +492,7 @@ private:
void linkAppendingVarInit(const AppendingVarInfo &AVI);
void linkGlobalInits();
- void linkFunctionBody(Function *Dst, Function *Src);
+ bool linkFunctionBody(Function *Dst, Function *Src);
void linkAliasBodies();
void linkNamedMDNodes();
};
@@ -1170,9 +1170,13 @@ void ModuleLinker::linkGlobalInits() {
/// Copy the source function over into the dest function and fix up references
/// to values. At this point we know that Dest is an external function, and
/// that Src is not.
-void ModuleLinker::linkFunctionBody(Function *Dst, Function *Src) {
+bool ModuleLinker::linkFunctionBody(Function *Dst, Function *Src) {
assert(Src && Dst && Dst->isDeclaration() && !Src->isDeclaration());
+ // Materialize if needed.
+ if (std::error_code EC = Src->materialize())
+ return emitError(EC.message());
+
// Go through and convert function arguments over, remembering the mapping.
Function::arg_iterator DI = Dst->arg_begin();
for (Function::arg_iterator I = Src->arg_begin(), E = Src->arg_end();
@@ -1200,6 +1204,8 @@ void ModuleLinker::linkFunctionBody(Func
I != E; ++I)
ValueMap.erase(I);
+ Src->Dematerialize();
+ return false;
}
/// Insert all of the aliases in Src into the Dest module.
@@ -1485,16 +1491,12 @@ bool ModuleLinker::run() {
DF->setPrologueData(MapValue(
SF->getPrologueData(), ValueMap, RF_None, &TypeMap, &ValMaterializer));
- // Materialize if needed.
- if (std::error_code EC = SF->materialize())
- return emitError(EC.message());
-
// Skip if no body (function is external).
if (SF->isDeclaration())
continue;
- linkFunctionBody(DF, SF);
- SF->Dematerialize();
+ if (linkFunctionBody(DF, SF))
+ return true;
}
// Resolve all uses of aliases with aliasees.
@@ -1525,14 +1527,9 @@ bool ModuleLinker::run() {
&TypeMap, &ValMaterializer));
}
- // Materialize if needed.
- if (std::error_code EC = SF->materialize())
- return emitError(EC.message());
-
// Link in function body.
- assert(!SF->isDeclaration());
- linkFunctionBody(DF, SF);
- SF->Dematerialize();
+ if (linkFunctionBody(DF, SF))
+ return true;
}
return false;
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