endif()
endif()
+# Build llvm with ccache if the package is present
+set(LLVM_CCACHE_BUILD OFF CACHE BOOL "Set to ON for a ccache enabled build")
+if(LLVM_CCACHE_BUILD)
+ find_program(CCACHE_PROGRAM ccache)
+ if(CCACHE_PROGRAM)
+ set(LLVM_CCACHE_SIZE "" CACHE STRING "Size of ccache")
+ set(LLVM_CCACHE_DIR "" CACHE STRING "Directory to keep ccached data")
+ set(CCACHE_PROGRAM "CCACHE_CPP2=yes CCACHE_HASHDIR=yes ${CCACHE_PROGRAM}")
+ if (LLVM_CCACHE_SIZE)
+ set(CCACHE_PROGRAM "CCACHE_SIZE=${LLVM_CCACHE_SIZE} ${CCACHE_PROGRAM}")
+ endif()
+ if (LLVM_CCACHE_DIR)
+ set(CCACHE_PROGRAM "CCACHE_DIR=${LLVM_CCACHE_DIR} ${CCACHE_PROGRAM}")
+ endif()
+ set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ${CCACHE_PROGRAM})
+ else()
+ message(FATAL_ERROR "Unable to find the program ccache. Set LLVM_CCACHE_BUILD to OFF")
+ endif()
+endif()
+
option(LLVM_BUILD_GLOBAL_ISEL "Experimental: Build GlobalISel" OFF)
if(LLVM_BUILD_GLOBAL_ISEL)
add_definitions(-DLLVM_BUILD_GLOBAL_ISEL)