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authorChris Lattner <sabre@nondot.org>2004-12-03 23:02:42 +0000
committerChris Lattner <sabre@nondot.org>2004-12-03 23:02:42 +0000
commit28dabf743b4079d1a2fc9a937e23f70966ea7621 (patch)
tree2fef226275aa7505740f902f58621059e5148d09 /lib/System/DynamicLibrary.cpp
parentaee38ea5698fd770bb41d01d06542cb849e131a4 (diff)
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Move darwin-specific majik here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18466 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/System/DynamicLibrary.cpp')
-rw-r--r--lib/System/DynamicLibrary.cpp32
1 files changed, 27 insertions, 5 deletions
diff --git a/lib/System/DynamicLibrary.cpp b/lib/System/DynamicLibrary.cpp
index cad07abd75..157f1735f1 100644
--- a/lib/System/DynamicLibrary.cpp
+++ b/lib/System/DynamicLibrary.cpp
@@ -14,6 +14,8 @@
#include "llvm/System/DynamicLibrary.h"
#include "ltdl.h"
#include <cassert>
+using namespace llvm;
+using namespace llvm::sys;
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only TRULY operating system
@@ -32,10 +34,6 @@ static inline void check_ltdl_initialization() {
static std::vector<lt_dlhandle> OpenedHandles;
-namespace llvm {
-
-using namespace sys;
-
DynamicLibrary::DynamicLibrary() : handle(0) {
check_ltdl_initialization();
@@ -101,6 +99,31 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char* symbolName) {
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
+
return 0;
}
@@ -109,4 +132,3 @@ void *DynamicLibrary::GetAddressOfSymbol(const char *symbolName) {
return lt_dlsym((lt_dlhandle) handle, symbolName);
}
-} // namespace llvm