[PATCH] D12005: libunwind: Enable zero-cost exceptions on non-Apple arm64 platforms

[Ed Maste via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL244893: Enable zero-cost exceptions on non-Apple arm64 platforms (authored by emaste).

Changed prior to commit:
  http://reviews.llvm.org/D12005?vs=32024&id=32049#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D12005

Files:
  libunwind/trunk/src/config.h
  libunwind/trunk/src/libunwind.cpp

Index: libunwind/trunk/src/libunwind.cpp
===================================================================
--- libunwind/trunk/src/libunwind.cpp
+++ libunwind/trunk/src/libunwind.cpp
@@ -58,12 +58,14 @@
 #elif defined(__ppc__)
   new ((void *)cursor) UnwindCursor<LocalAddressSpace, Registers_ppc>(
                                  context, LocalAddressSpace::sThisAddressSpace);
-#elif defined(__arm64__)
+#elif defined(__arm64__) || defined(__aarch64__)
   new ((void *)cursor) UnwindCursor<LocalAddressSpace, Registers_arm64>(
                                  context, LocalAddressSpace::sThisAddressSpace);
 #elif _LIBUNWIND_ARM_EHABI
   new ((void *)cursor) UnwindCursor<LocalAddressSpace, Registers_arm>(
                                  context, LocalAddressSpace::sThisAddressSpace);
+#else
+#error Architecture not supported
 #endif
   AbstractUnwindCursor *co = (AbstractUnwindCursor *)cursor;
   co->setInfoBasedOnIPRegister();
Index: libunwind/trunk/src/config.h
===================================================================
--- libunwind/trunk/src/config.h
+++ libunwind/trunk/src/config.h
@@ -72,7 +72,8 @@
 
   #define _LIBUNWIND_BUILD_ZERO_COST_APIS (defined(__i386__) || \
                                            defined(__x86_64__) || \
-                                           defined(__arm__))
+                                           defined(__arm__) || \
+                                           defined(__aarch64__))
   #define _LIBUNWIND_BUILD_SJLJ_APIS      0
   #define _LIBUNWIND_SUPPORT_FRAME_APIS   (defined(__i386__) || \
                                            defined(__x86_64__))


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