Do not look here for elegance.

This fixes the ugly darwin "cannot find symbols starting with __" issue.

Thanks for Owen/resistor for testing this out for me.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18454 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-12-03 07:16:51 +00:00
parent 1d65645582
commit 33306c0b8c

View File

@ -99,6 +99,30 @@ void *JIT::getPointerToNamedFunction(const std::string &Name) {
void *Ptr = sys::DynamicLibrary::SearchForAddressOfSymbol(Name);
if (Ptr) return Ptr;
// If this is darwin, it has some funky issues, try to solve them here. Some
// important symbols are marked 'private external' which doesn't allow
// SearchForAddressOfSymbol to find them. As such, we special case them here,
// there is only a small handful of them.
#ifdef __APPLE__
{
extern void *__ashldi3; if (Name == "__ashldi3") return &__ashldi3;
extern void *__ashrdi3; if (Name == "__ashrdi3") return &__ashrdi3;
extern void *__cmpdi2; if (Name == "__cmpdi2") return &__cmpdi2;
extern void *__divdi3; if (Name == "__divdi3") return &__divdi3;
extern void *__eprintf; if (Name == "__eprintf") return &__eprintf;
extern void *__fixdfdi; if (Name == "__fixdfdi") return &__fixdfdi;
extern void *__fixsfdi; if (Name == "__fixsfdi") return &__fixsfdi;
extern void *__fixunsdfdi; if (Name == "__fixunsdfdi") return &__fixunsdfdi;
extern void *__fixunssfdi; if (Name == "__fixunssfdi") return &__fixunssfdi;
extern void *__floatdidf; if (Name == "__floatdidf") return &__floatdidf;
extern void *__floatdisf; if (Name == "__floatdisf") return &__floatdisf;
extern void *__lshrdi3; if (Name == "__lshrdi3") return &__lshrdi3;
extern void *__moddi3; if (Name == "__moddi3") return &__moddi3;
extern void *__udivdi3; if (Name == "__udivdi3") return &__udivdi3;
extern void *__umoddi3; if (Name == "__umoddi3") return &__umoddi3;
}
#endif
std::cerr << "ERROR: Program used external function '" << Name
<< "' which could not be resolved!\n";
abort();