Another attempt at getting the clang self-host to like my instcombine patch.

[oota-llvm.git] / cmake / config-ix.cmake

diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
index acf3a2ee70271ac265779fbff437d738579e41ed..d9450d925859331dbba52d2eb2d1fe06a3241dc9 100755 (executable)
--- a/cmake/config-ix.cmake
+++ b/cmake/config-ix.cmake
@@ -4,6 +4,11 @@ include(CheckSymbolExists)
 include(CheckFunctionExists)
 include(CheckCXXSourceCompiles)
 
+if( UNIX AND NOT BEOS )
+  # Used by check_symbol_exists:
+  set(CMAKE_REQUIRED_LIBRARIES m)
+endif()
+
 # Helper macros and functions
 macro(add_cxx_include result files)
   set(${result} "")
@@ -39,7 +44,9 @@ check_include_file(malloc.h HAVE_MALLOC_H)
 check_include_file(malloc/malloc.h HAVE_MALLOC_MALLOC_H)
 check_include_file(memory.h HAVE_MEMORY_H)
 check_include_file(ndir.h HAVE_NDIR_H)
-check_include_file(pthread.h HAVE_PTHREAD_H)
+if( NOT LLVM_ON_WIN32 )
+  check_include_file(pthread.h HAVE_PTHREAD_H)
+endif()
 check_include_file(setjmp.h HAVE_SETJMP_H)
 check_include_file(signal.h HAVE_SIGNAL_H)
 check_include_file(stdint.h HAVE_STDINT_H)
@@ -60,13 +67,16 @@ check_include_file(sys/wait.h HAVE_SYS_WAIT_H)
 check_include_file(termios.h HAVE_TERMIOS_H)
 check_include_file(unistd.h HAVE_UNISTD_H)
 check_include_file(utime.h HAVE_UTIME_H)
+check_include_file(valgrind/valgrind.h HAVE_VALGRIND_VALGRIND_H)
 check_include_file(windows.h HAVE_WINDOWS_H)
 
 # library checks
-check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
-check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
-check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
-check_library_exists(dl dlopen "" HAVE_LIBDL)
+if( NOT LLVM_ON_WIN32 )
+  check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
+  check_library_exists(pthread pthread_getspecific "" HAVE_PTHREAD_GETSPECIFIC)
+  check_library_exists(pthread pthread_rwlock_init "" HAVE_PTHREAD_RWLOCK_INIT)
+  check_library_exists(dl dlopen "" HAVE_LIBDL)
+endif()
 
 # function checks
 check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
@@ -80,13 +90,16 @@ check_symbol_exists(isnan cmath HAVE_ISNAN_IN_CMATH)
 check_symbol_exists(isnan math.h HAVE_ISNAN_IN_MATH_H)
 check_symbol_exists(ceilf math.h HAVE_CEILF)
 check_symbol_exists(floorf math.h HAVE_FLOORF)
+check_symbol_exists(nearbyintf math.h HAVE_NEARBYINTF)
 check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
 check_symbol_exists(malloc_zone_statistics malloc/malloc.h
                     HAVE_MALLOC_ZONE_STATISTICS)
 check_symbol_exists(mkdtemp "stdlib.h;unistd.h" HAVE_MKDTEMP)
 check_symbol_exists(mkstemp "stdlib.h;unistd.h" HAVE_MKSTEMP)
 check_symbol_exists(mktemp "stdlib.h;unistd.h" HAVE_MKTEMP)
-check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
+if( NOT LLVM_ON_WIN32 )
+  check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
+endif()
 check_symbol_exists(sbrk unistd.h HAVE_SBRK)
 check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
 check_symbol_exists(strerror string.h HAVE_STRERROR)
@@ -120,6 +133,27 @@ endif()
 check_type_exists(uint64_t "${headers}" HAVE_UINT64_T)
 check_type_exists(u_int64_t "${headers}" HAVE_U_INT64_T)
 
+# available programs checks
+function(llvm_find_program name)
+  string(TOUPPER ${name} NAME)
+  find_program(LLVM_PATH_${NAME} ${name})
+  mark_as_advanced(LLVM_PATH_${NAME})
+  if(LLVM_PATH_${NAME})
+    set(HAVE_${NAME} 1 CACHE INTERNAL "Is ${name} available ?")
+    mark_as_advanced(HAVE_${NAME})
+  else(LLVM_PATH_${NAME})
+    set(HAVE_${NAME} "" CACHE INTERNAL "Is ${name} available ?")
+  endif(LLVM_PATH_${NAME})
+endfunction()
+
+llvm_find_program(gv)
+llvm_find_program(circo)
+llvm_find_program(twopi)
+llvm_find_program(neato)
+llvm_find_program(fdp)
+llvm_find_program(dot)
+llvm_find_program(dotty)
+
 # Define LLVM_MULTITHREADED if gcc atomic builtins exists.
 include(CheckAtomic)
 
@@ -132,7 +166,9 @@ endif()
 
 include(GetTargetTriple)
 get_target_triple(LLVM_HOSTTRIPLE)
-message(STATUS "LLVM_HOSTTRIPLE: ${LLVM_HOSTTRIPLE}")
+
+# FIXME: We don't distinguish the target and the host. :(
+set(TARGET_TRIPLE "${LLVM_HOSTTRIPLE}")
 
 # Determine the native architecture.
 string(TOLOWER "${LLVM_TARGET_ARCH}" LLVM_NATIVE_ARCH)