revert my previous patch

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161505 91177308-0d34-0410-b5e6-96231b3b80d8

CMakeLists.txt

@@ -116,15 +116,8 @@ option(LLVM_ENABLE_FFI "Use libffi to call external functions from the interpret
 set(FFI_LIBRARY_DIR "" CACHE PATH "Additional directory, where CMake should search for libffi.so")
 set(FFI_INCLUDE_DIR "" CACHE PATH "Additional directory, where CMake should search for ffi.h or ffi/ffi.h")
 
-set(LLVM_TARGET_ARCH "host" CACHE STRING
-  "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
-
-# By default, we target the host, but this can be overridden at CMake
-# invocation time.
-set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_TARGET_ARCH}" CACHE STRING
-  "Default target for which LLVM will generate code." )
-set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}" CACHE STRING
-  "Default target for which LLVM will generate code." )
+set(LLVM_TARGET_ARCH "host"
+  CACHE STRING "Set target to use for LLVM JIT or use \"host\" for automatic detection.")
 
 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
 

cmake/config-ix.cmake

@@ -291,7 +291,12 @@ check_cxx_compiler_flag("-Wno-variadic-macros" SUPPORTS_NO_VARIADIC_MACROS_FLAG)
 
 include(GetHostTriple)
 get_host_triple(LLVM_HOST_TRIPLE)
+
+# By default, we target the host, but this can be overridden at CMake
+# invocation time.
+set(LLVM_DEFAULT_TARGET_TRIPLE "${LLVM_HOST_TRIPLE}")
 set(LLVM_HOSTTRIPLE "${LLVM_HOST_TRIPLE}")
+set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
 
 # Determine the native architecture.
 string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)
@@ -319,8 +324,6 @@ elseif (LLVM_NATIVE_ARCH MATCHES "xcore")
   set(LLVM_NATIVE_ARCH XCore)
 elseif (LLVM_NATIVE_ARCH MATCHES "msp430")
   set(LLVM_NATIVE_ARCH MSP430)
-elseif (LLVM_NATIVE_ARCH MATCHES "hexagon")
-  set(LLVM_NATIVE_ARCH Hexagon)
 else ()
   message(FATAL_ERROR "Unknown architecture ${LLVM_NATIVE_ARCH}")
 endif ()