[ORC-RT] Remove double underscore from the orc_rt namespace.

We should use `orc_rt` as the public C++ API namespace for the ORC runtime and
control symbol visibility to hide implementation details, rather than rely on
the '__' prefix.

compiler-rt/lib/orc/adt.h

@@ -18,7 +18,7 @@
 #include <ostream>
 #include <string>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 constexpr std::size_t dynamic_extent = std::numeric_limits<std::size_t>::max();
 
@@ -58,6 +58,6 @@ private:
   size_type Size = 0;
 };
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_ADT_H

compiler-rt/lib/orc/bitmask_enum.h

@@ -18,7 +18,7 @@
 #include <cassert>
 #include <type_traits>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// ORC_RT_MARK_AS_BITMASK_ENUM lets you opt in an individual enum type so you
 /// can perform bitwise operations on it without putting static_cast everywhere.
@@ -146,6 +146,6 @@ E &operator^=(E &LHS, E RHS) {
   return LHS;
 }
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_BITMASK_ENUM_H

compiler-rt/lib/orc/coff_platform.cpp

@@ -29,9 +29,9 @@
 
 #define DEBUG_TYPE "coff_platform"
 
-using namespace __orc_rt;
+using namespace orc_rt;
 
-namespace __orc_rt {
+namespace orc_rt {
 
 using COFFJITDylibDepInfo = std::vector<ExecutorAddr>;
 using COFFJITDylibDepInfoMap =
@@ -45,7 +45,7 @@ using SPSCOFFJITDylibDepInfo = SPSSequence<SPSExecutorAddr>;
 using SPSCOFFJITDylibDepInfoMap =
     SPSSequence<SPSTuple<SPSExecutorAddr, SPSCOFFJITDylibDepInfo>>;
 
-} // namespace __orc_rt
+} // namespace orc_rt
 
 ORC_RT_JIT_DISPATCH_TAG(__orc_rt_coff_symbol_lookup_tag)
 ORC_RT_JIT_DISPATCH_TAG(__orc_rt_coff_push_initializers_tag)
@@ -752,7 +752,7 @@ ORC_RT_INTERFACE int64_t __orc_rt_coff_run_program(const char *JITDylibName,
   using MainTy = int (*)(int, char *[]);
 
   void *H =
-      __orc_rt_coff_jit_dlopen(JITDylibName, __orc_rt::coff::ORC_RT_RTLD_LAZY);
+      __orc_rt_coff_jit_dlopen(JITDylibName, orc_rt::coff::ORC_RT_RTLD_LAZY);
   if (!H) {
     __orc_rt_log_error(__orc_rt_coff_jit_dlerror());
     return -1;

compiler-rt/lib/orc/coff_platform.h

@@ -23,7 +23,7 @@ ORC_RT_INTERFACE int __orc_rt_coff_jit_dlclose(void *header);
 ORC_RT_INTERFACE void *__orc_rt_coff_jit_dlsym(void *header,
                                                const char *symbol);
 
-namespace __orc_rt {
+namespace orc_rt {
 namespace coff {
 
 enum dlopen_mode : int {
@@ -33,7 +33,7 @@ enum dlopen_mode : int {
   ORC_RT_RTLD_GLOBAL = 0x8
 };
 
-} // end namespace coff
-} // end namespace __orc_rt
+} // namespace coff
+} // namespace orc_rt
 
 #endif

compiler-rt/lib/orc/debug.cpp

@@ -18,8 +18,7 @@
 #include <cstdlib>
 #include <cstring>
 
-
-namespace __orc_rt {
+namespace orc_rt {
 
 #ifndef NDEBUG
 
@@ -80,4 +79,4 @@ void printdbg(const char *format, ...) {
 
 #endif // !NDEBUG
 
-} // end namespace __orc_rt
+} // namespace orc_rt

compiler-rt/lib/orc/debug.h

@@ -17,7 +17,7 @@
 
 #ifndef NDEBUG
 
-namespace __orc_rt {
+namespace orc_rt {
 
 extern std::atomic<const char *> DebugTypes;
 extern char DebugTypesAll;
@@ -27,18 +27,16 @@ const char *initializeDebug();
 bool debugTypeEnabled(const char *Type, const char *Types);
 void printdbg(const char *format, ...);
 
-} // namespace __orc_rt
+} // namespace orc_rt
 
 #define ORC_RT_DEBUG_WITH_TYPE(TYPE, X)                                        \
   do {                                                                         \
-    const char *Types =                                                        \
-        ::__orc_rt::DebugTypes.load(std::memory_order_relaxed);                \
+    const char *Types = ::orc_rt::DebugTypes.load(std::memory_order_relaxed);  \
     if (!Types)                                                                \
       Types = initializeDebug();                                               \
     if (Types == &DebugTypesNone)                                              \
       break;                                                                   \
-    if (Types == &DebugTypesAll ||                                             \
-        ::__orc_rt::debugTypeEnabled(TYPE, Types)) {                           \
+    if (Types == &DebugTypesAll || ::orc_rt::debugTypeEnabled(TYPE, Types)) {  \
       X;                                                                       \
     }                                                                          \
   } while (false)

compiler-rt/lib/orc/dlfcn_wrapper.cpp

@@ -16,7 +16,7 @@
 
 #include <vector>
 
-using namespace __orc_rt;
+using namespace orc_rt;
 
 extern "C" const char *__orc_rt_jit_dlerror();
 extern "C" void *__orc_rt_jit_dlopen(const char *path, int mode);

compiler-rt/lib/orc/elfnix_platform.cpp

@@ -24,8 +24,8 @@
 #include <unordered_map>
 #include <vector>
 
-using namespace __orc_rt;
-using namespace __orc_rt::elfnix;
+using namespace orc_rt;
+using namespace orc_rt::elfnix;
 
 // Declare function tags for functions in the JIT process.
 ORC_RT_JIT_DISPATCH_TAG(__orc_rt_elfnix_get_initializers_tag)
@@ -601,7 +601,7 @@ ORC_RT_INTERFACE int64_t __orc_rt_elfnix_run_program(
   using MainTy = int (*)(int, char *[]);
 
   void *H = __orc_rt_elfnix_jit_dlopen(JITDylibName,
-                                       __orc_rt::elfnix::ORC_RT_RTLD_LAZY);
+                                       orc_rt::elfnix::ORC_RT_RTLD_LAZY);
   if (!H) {
     __orc_rt_log_error(__orc_rt_elfnix_jit_dlerror());
     return -1;

compiler-rt/lib/orc/elfnix_platform.h

@@ -29,7 +29,7 @@ ORC_RT_INTERFACE int __orc_rt_elfnix_jit_dlclose(void *dso_handle);
 ORC_RT_INTERFACE void *__orc_rt_elfnix_jit_dlsym(void *dso_handle,
                                                  const char *symbol);
 
-namespace __orc_rt {
+namespace orc_rt {
 namespace elfnix {
 
 struct ELFNixPerObjectSectionsToRegister {
@@ -65,7 +65,7 @@ enum dlopen_mode : int {
   ORC_RT_RTLD_GLOBAL = 0x8
 };
 
-} // end namespace elfnix
+} // namespace elfnix
 
 using SPSELFNixPerObjectSectionsToRegister =
     SPSTuple<SPSExecutorAddrRange, SPSExecutorAddrRange>;
@@ -126,6 +126,6 @@ public:
   }
 };
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_ELFNIX_PLATFORM_H

compiler-rt/lib/orc/endianness.h

@@ -46,7 +46,7 @@
 #endif
 #endif
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// ByteSwap_16 - This function returns a byte-swapped representation of
 /// the 16-bit argument.
@@ -138,6 +138,6 @@ template <typename T> inline void swapByteOrder(T &Value) {
   Value = getSwappedBytes(Value);
 }
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_ENDIAN_H

compiler-rt/lib/orc/error.h

@@ -18,7 +18,7 @@
 #include <string>
 #include <type_traits>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// Base class for all errors.
 class ErrorInfoBase : public RTTIExtends<ErrorInfoBase, RTTIRoot> {
@@ -421,6 +421,6 @@ private:
   std::string ErrMsg;
 };
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_ERROR_H

compiler-rt/lib/orc/executor_address.h

@@ -22,7 +22,7 @@
 #include <cassert>
 #include <type_traits>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 using ExecutorAddrDiff = uint64_t;
 
@@ -30,7 +30,7 @@ using ExecutorAddrDiff = uint64_t;
 class ExecutorAddr {
 public:
   /// A wrap/unwrap function that leaves pointers unmodified.
-  template <typename T> using rawPtr = __orc_rt::identity<T *>;
+  template <typename T> using rawPtr = orc_rt::identity<T *>;
 
   /// Default wrap function to use on this host.
   template <typename T> using defaultWrap = rawPtr<T>;
@@ -247,13 +247,13 @@ public:
 
 using SPSExecutorAddrRangeSequence = SPSSequence<SPSExecutorAddrRange>;
 
-} // End namespace __orc_rt
+} // End namespace orc_rt
 
 namespace std {
 
 // Make ExecutorAddr hashable.
-template <> struct hash<__orc_rt::ExecutorAddr> {
-  size_t operator()(const __orc_rt::ExecutorAddr &A) const {
+template <> struct hash<orc_rt::ExecutorAddr> {
+  size_t operator()(const orc_rt::ExecutorAddr &A) const {
     return hash<uint64_t>()(A.getValue());
   }
 };

compiler-rt/lib/orc/executor_symbol_def.h

@@ -20,7 +20,7 @@
 #include "executor_address.h"
 #include "simple_packed_serialization.h"
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// Flags for symbols in the JIT.
 class JITSymbolFlags {
@@ -146,6 +146,6 @@ public:
   }
 };
 
-} // End namespace __orc_rt
+} // End namespace orc_rt
 
 #endif // ORC_RT_EXECUTOR_SYMBOL_DEF_H

compiler-rt/lib/orc/extensible_rtti.cpp

@@ -16,9 +16,9 @@
 
 #include "extensible_rtti.h"
 
-namespace __orc_rt {
+namespace orc_rt {
 
 char RTTIRoot::ID = 0;
 void RTTIRoot::anchor() {}
 
-} // end namespace __orc_rt
+} // namespace orc_rt

compiler-rt/lib/orc/extensible_rtti.h

@@ -59,7 +59,7 @@
 #ifndef ORC_RT_EXTENSIBLE_RTTI_H
 #define ORC_RT_EXTENSIBLE_RTTI_H
 
-namespace __orc_rt {
+namespace orc_rt {
 
 template <typename ThisT, typename ParentT> class RTTIExtends;
 
@@ -140,6 +140,6 @@ template <typename To, typename From> bool isa(const From &Value) {
   return To::classof(&Value);
 }
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_EXTENSIBLE_RTTI_H

compiler-rt/lib/orc/interval_map.h

@@ -17,7 +17,7 @@
 #include <cassert>
 #include <map>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 enum class IntervalCoalescing { Enabled, Disabled };
 
@@ -163,6 +163,6 @@ public:
   }
 };
 
-} // End namespace __orc_rt
+} // End namespace orc_rt
 
 #endif // ORC_RT_INTERVAL_MAP_H

compiler-rt/lib/orc/interval_set.h

@@ -15,7 +15,7 @@
 
 #include "interval_map.h"
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// Implements a coalescing interval set.
 ///
@@ -82,6 +82,6 @@ private:
   ImplMap Map;
 };
 
-} // End namespace __orc_rt
+} // End namespace orc_rt
 
 #endif // ORC_RT_INTERVAL_SET_H

compiler-rt/lib/orc/macho_platform.cpp

@@ -30,8 +30,8 @@
 
 #define DEBUG_TYPE "macho_platform"
 
-using namespace __orc_rt;
-using namespace __orc_rt::macho;
+using namespace orc_rt;
+using namespace orc_rt::macho;
 
 // Declare function tags for functions in the JIT process.
 ORC_RT_JIT_DISPATCH_TAG(__orc_rt_macho_push_initializers_tag)
@@ -82,7 +82,7 @@ using MachOJITDylibDepInfoMap =
 
 } // anonymous namespace
 
-namespace __orc_rt {
+namespace orc_rt {
 
 using SPSMachOObjectPlatformSectionsMap =
     SPSSequence<SPSTuple<SPSString, SPSExecutorAddrRange>>;
@@ -139,7 +139,7 @@ public:
   }
 };
 
-} // namespace __orc_rt
+} // namespace orc_rt
 
 namespace {
 struct TLVDescriptor {
@@ -406,7 +406,7 @@ private:
 
 } // anonymous namespace
 
-namespace __orc_rt {
+namespace orc_rt {
 
 class SPSMachOExecutorSymbolFlags;
 
@@ -441,7 +441,7 @@ public:
   }
 };
 
-} // namespace __orc_rt
+} // namespace orc_rt
 
 namespace {
 
@@ -1532,8 +1532,8 @@ ORC_RT_INTERFACE int64_t __orc_rt_macho_run_program(const char *JITDylibName,
                                                     int argc, char *argv[]) {
   using MainTy = int (*)(int, char *[]);
 
-  void *H = __orc_rt_macho_jit_dlopen(JITDylibName,
-                                      __orc_rt::macho::ORC_RT_RTLD_LAZY);
+  void *H =
+      __orc_rt_macho_jit_dlopen(JITDylibName, orc_rt::macho::ORC_RT_RTLD_LAZY);
   if (!H) {
     __orc_rt_log_error(__orc_rt_macho_jit_dlerror());
     return -1;

compiler-rt/lib/orc/macho_platform.h

@@ -28,7 +28,7 @@ ORC_RT_INTERFACE int __orc_rt_macho_jit_dlclose(void *dso_handle);
 ORC_RT_INTERFACE void *__orc_rt_macho_jit_dlsym(void *dso_handle,
                                                 const char *symbol);
 
-namespace __orc_rt {
+namespace orc_rt {
 namespace macho {
 
 enum dlopen_mode : int {
@@ -38,7 +38,7 @@ enum dlopen_mode : int {
   ORC_RT_RTLD_GLOBAL = 0x8
 };
 
-} // end namespace macho
-} // end namespace __orc_rt
+} // namespace macho
+} // namespace orc_rt
 
 #endif // ORC_RT_MACHO_PLATFORM_H

compiler-rt/lib/orc/run_program_wrapper.cpp

@@ -16,7 +16,7 @@
 
 #include <vector>
 
-using namespace __orc_rt;
+using namespace orc_rt;
 
 extern "C" int64_t __orc_rt_run_program(const char *JITDylibName,
                                         const char *EntrySymbolName, int argc,

compiler-rt/lib/orc/simple_packed_serialization.h

@@ -48,7 +48,7 @@
 #include <utility>
 #include <vector>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// Output char buffer with overflow check.
 class SPSOutputBuffer {
@@ -576,7 +576,7 @@ Expected<T> fromSPSSerializable(SPSSerializableExpected<T> BSE) {
     return make_error<StringError>(BSE.ErrMsg);
 }
 
-} // end namespace detail
+} // namespace detail
 
 /// Serialize to a SPSError from a detail::SPSSerializableError.
 template <>
@@ -684,6 +684,6 @@ public:
   }
 };
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_SIMPLE_PACKED_SERIALIZATION_H

compiler-rt/lib/orc/stl_extras.h

@@ -17,7 +17,7 @@
 #include <utility>
 #include <tuple>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// Substitute for std::identity.
 /// Switch to std::identity once we can use c++20.
@@ -40,6 +40,6 @@ constexpr uint64_t bit_ceil(uint64_t Val) noexcept {
   return Val + 1;
 }
 
-} // namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_STL_EXTRAS

compiler-rt/lib/orc/string_pool.h

@@ -22,7 +22,7 @@
 #include <string>
 #include <unordered_map>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 class PooledStringPtr;
 
@@ -156,7 +156,7 @@ inline bool StringPool::empty() const {
   return Pool.empty();
 }
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 namespace std {
 

compiler-rt/lib/orc/wrapper_function_utils.h

@@ -20,7 +20,7 @@
 #include "simple_packed_serialization.h"
 #include <type_traits>
 
-namespace __orc_rt {
+namespace orc_rt {
 
 /// C++ wrapper function result: Same as CWrapperFunctionResult but
 /// auto-releases memory.
@@ -504,6 +504,6 @@ public:
   }
 };
 
-} // end namespace __orc_rt
+} // namespace orc_rt
 
 #endif // ORC_RT_WRAPPER_FUNCTION_UTILS_H