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Objective C functions may use a magic '\1' on the name. Handle that when

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dealing with them in the MCJIT.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131601 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-05-18 23:53:21 +00:00
parent 49fcf571da
commit 3ec2c7c3e4
2 changed files with 16 additions and 1 deletions
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7
lib/ExecutionEngine/MCJIT/MCJIT.cpp
View File

@ -102,7 +102,12 @@ void *MCJIT::getPointerToFunction(Function *F) {
return Addr;
}
Twine Name = TM->getMCAsmInfo()->getGlobalPrefix() + F->getName();
// FIXME: Should we be using the mangler for this? Probably.
StringRef BaseName = F->getName();
if (BaseName[0] == '\1')
BaseName = BaseName.substr(1);
else
Twine Name = TM->getMCAsmInfo()->getGlobalPrefix() + BaseName;
return (void*)Dyld.getSymbolAddress(Name.str());
}

10
lib/ExecutionEngine/MCJIT/MCJITMemoryManager.h
View File

@ -36,6 +36,11 @@ public:
// prefix.
if (Name[0] == '_') ++Name;
Function *F = M->getFunction(Name);
// Some ObjC names have a prefixed \01 in the IR. If we failed to find
// the symbol and it's of the ObjC conventions (starts with "-"), try
// prepending a \01 and see if we can find it that way.
if (!F && Name[0] == '-')
F = M->getFunction((Twine("\1") + Name).str());
assert(F && "No matching function in JIT IR Module!");
return JMM->startFunctionBody(F, Size);
}
@ -48,6 +53,11 @@ public:
// prefix.
if (Name[0] == '_') ++Name;
Function *F = M->getFunction(Name);
// Some ObjC names have a prefixed \01 in the IR. If we failed to find
// the symbol and it's of the ObjC conventions (starts with "-"), try
// prepending a \01 and see if we can find it that way.
if (!F && Name[0] == '-')
F = M->getFunction((Twine("\1") + Name).str());
assert(F && "No matching function in JIT IR Module!");
JMM->endFunctionBody(F, FunctionStart, FunctionEnd);
}