Clean up code dealing with RTLD_SELF differences on Sparc and X86.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7362 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/ExecutionEngine/JIT/Intercept.cpp b/lib/ExecutionEngine/JIT/Intercept.cpp
index ba49bbde05d2f23503966b0374e57bc9901f77b0..10fd97015f2e58c23efc02f04e3db744ebc99ddd 100644 (file)
--- a/lib/ExecutionEngine/JIT/Intercept.cpp
+++ b/lib/ExecutionEngine/JIT/Intercept.cpp
@@ -54,11 +54,12 @@ void *VM::getPointerToNamedFunction(const std::string &Name) {
   if (Name == "atexit") return (void*)&jit_atexit;
 
   // If it's an external function, look it up in the process image...
-#if defined(i386) || defined(__i386__) || defined(__x86__)
-  void *Ptr = dlsym(0, Name.c_str());
-#elif defined(sparc) || defined(__sparc__) || defined(__sparcv9)
-  void *Ptr = dlsym(RTLD_SELF, Name.c_str());
+  // On Sparc, RTLD_SELF is already defined and it's not zero
+  // Linux/x86 wants to use a 0, other systems may differ
+#ifndef RTLD_SELF
+#define RTLD_SELF 0
 #endif
+  void *Ptr = dlsym(RTLD_SELF, Name.c_str());
   if (Ptr == 0) {
     std::cerr << "WARNING: Cannot resolve fn '" << Name
              << "' using a dummy noop function instead!\n";
@@ -67,4 +68,3 @@ void *VM::getPointerToNamedFunction(const std::string &Name) {
   
   return Ptr;
 }
-