Vendor import of llvm RELEASE_360/rc1 tag r226102 (effectively, 3.6.0…

… RC1):

https://llvm.org/svn/llvm-project/llvm/tags/RELEASE_360/rc1@226102

.clang-tidy

@@ -0,0 +1 @@
+Checks: '-*,clang-diagnostic-*,llvm-*,misc-*'

.gitignore

@@ -24,6 +24,13 @@
 #==============================================================================#
 # Explicit files to ignore (only matches one).
 #==============================================================================#
+# Various tag programs
+/tags
+/TAGS
+/GPATH
+/GRTAGS
+/GSYMS
+/GTAGS
 .gitusers
 autom4te.cache
 cscope.files
@@ -45,7 +52,15 @@ tools/clang
 tools/lldb
 # lld, which is tracked independently.
 tools/lld
+# llgo, which is tracked independently.
+tools/llgo
 # Polly, which is tracked independently.
 tools/polly
 # Sphinx build tree, if building in-source dir.
 docs/_build
+
+#==============================================================================#
+# Files created in tree by the Go bindings.
+#==============================================================================#
+bindings/go/llvm/llvm_config.go
+bindings/go/llvm/workdir

CMakeLists.txt

@@ -16,8 +16,29 @@ else()
   endif()
 endif()
 
+if(CMAKE_VERSION VERSION_LESS 3.1.20141117)
+  set(cmake_3_2_USES_TERMINAL)
+else()
+  set(cmake_3_2_USES_TERMINAL USES_TERMINAL)
+endif()
+
 project(LLVM)
 
+# The following only works with the Ninja generator in CMake >= 3.0.
+set(LLVM_PARALLEL_COMPILE_JOBS "" CACHE STRING
+  "Define the maximum number of concurrent compilation jobs.")
+if(LLVM_PARALLEL_COMPILE_JOBS)
+  set_property(GLOBAL APPEND PROPERTY JOB_POOLS compile_job_pool=${LLVM_PARALLEL_COMPILE_JOBS})
+  set(CMAKE_JOB_POOL_COMPILE compile_job_pool)
+endif()
+
+set(LLVM_PARALLEL_LINK_JOBS "" CACHE STRING
+  "Define the maximum number of concurrent link jobs.")
+if(LLVM_PARALLEL_LINK_JOBS)
+  set_property(GLOBAL APPEND PROPERTY JOB_POOLS link_job_pool=${LLVM_PARALLEL_LINK_JOBS})
+  set(CMAKE_JOB_POOL_LINK link_job_pool)
+endif()
+
 # Add path for custom modules
 set(CMAKE_MODULE_PATH
   ${CMAKE_MODULE_PATH}
@@ -26,11 +47,11 @@ set(CMAKE_MODULE_PATH
   )
 
 set(LLVM_VERSION_MAJOR 3)
-set(LLVM_VERSION_MINOR 5)
-set(LLVM_VERSION_PATCH 1)
+set(LLVM_VERSION_MINOR 6)
+set(LLVM_VERSION_PATCH 0)
 
 if (NOT PACKAGE_VERSION)
-  set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}svn")
+  set(PACKAGE_VERSION "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}")
 endif()
 
 option(LLVM_INSTALL_TOOLCHAIN_ONLY "Only include toolchain files in the 'install' target." OFF)
@@ -111,9 +132,11 @@ endif()
 
 string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
 
+set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
+
 # They are used as destination of target generators.
 set(LLVM_RUNTIME_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/bin)
-set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib)
+set(LLVM_LIBRARY_OUTPUT_INTDIR ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib${LLVM_LIBDIR_SUFFIX})
 if(WIN32 OR CYGWIN)
   # DLL platform -- put DLLs into bin.
   set(LLVM_SHLIB_OUTPUT_INTDIR ${LLVM_RUNTIME_OUTPUT_INTDIR})
@@ -130,7 +153,6 @@ set(LLVM_BINARY_DIR       ${CMAKE_CURRENT_BINARY_DIR}  ) # --prefix
 
 set(LLVM_EXAMPLES_BINARY_DIR ${LLVM_BINARY_DIR}/examples)
 set(LLVM_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/include)
-set(LLVM_LIBDIR_SUFFIX "" CACHE STRING "Define suffix of library directory name (32/64)" )
 
 set(LLVM_ALL_TARGETS
   AArch64
@@ -208,6 +230,7 @@ else()
   option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
 endif()
 
+option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
 option(LLVM_ENABLE_CXX1Y "Compile with C++1y enabled." OFF)
 option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
@@ -301,6 +324,12 @@ option (LLVM_ENABLE_SPHINX "Use Sphinx to generate llvm documentation." OFF)
 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
   "Build compiler-rt as an external project." OFF)
 
+option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" OFF)
+option(LLVM_DISABLE_LLVM_DYLIB_ATEXIT "Disable llvm-shlib's atexit destructors." ON)
+if(LLVM_DISABLE_LLVM_DYLIB_ATEXIT)
+  set(DISABLE_LLVM_DYLIB_ATEXIT 1)
+endif()
+
 # All options referred to from HandleLLVMOptions have to be specified
 # BEFORE this include, otherwise options will not be correctly set on
 # first cmake run
@@ -315,7 +344,9 @@ set(TARGET_TRIPLE "${LLVM_DEFAULT_TARGET_TRIPLE}")
 include(HandleLLVMOptions)
 
 # Verify that we can find a Python 2 interpreter.  Python 3 is unsupported.
-set(Python_ADDITIONAL_VERSIONS 2.7 2.6 2.5)
+# FIXME: We should support systems with only Python 3, but that requires work
+# on LLDB.
+set(Python_ADDITIONAL_VERSIONS 2.7)
 include(FindPythonInterp)
 if( NOT PYTHONINTERP_FOUND )
   message(FATAL_ERROR
@@ -324,6 +355,10 @@ if( NOT PYTHONINTERP_FOUND )
 Please install Python or specify the PYTHON_EXECUTABLE CMake variable.")
 endif()
 
+if( ${PYTHON_VERSION_STRING} VERSION_LESS 2.7 )
+  message(FATAL_ERROR "Python 2.7 or newer is required")
+endif()
+
 ######
 # LLVMBuild Integration
 #
@@ -449,26 +484,42 @@ configure_file(
 
 # They are not referenced. See set_output_directory().
 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
-set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
-set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib )
+set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
+set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
 
 set(CMAKE_BUILD_WITH_INSTALL_RPATH ON)
 if (APPLE)
   set(CMAKE_INSTALL_NAME_DIR "@rpath")
   set(CMAKE_INSTALL_RPATH "@executable_path/../lib")
 else(UNIX)
   if(NOT DEFINED CMAKE_INSTALL_RPATH)
-    set(CMAKE_INSTALL_RPATH "\$ORIGIN/../lib")
+    set(CMAKE_INSTALL_RPATH "\$ORIGIN/../lib${LLVM_LIBDIR_SUFFIX}")
     if (${CMAKE_SYSTEM_NAME} MATCHES FreeBSD)
       set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,origin")
+      set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,origin")
     endif()
   endif(NOT DEFINED CMAKE_INSTALL_RPATH)
 endif()
 
+# Work around a broken bfd ld behavior. When linking a binary with a
+# foo.so library, it will try to find any library that foo.so uses and
+# check its symbols. This is wasteful (the check was done when foo.so
+# was created) and can fail since it is not the dynamic linker and
+# doesn't know how to handle search paths correctly.
+if (UNIX AND NOT APPLE)
+  set(CMAKE_EXE_LINKER_FLAGS
+      "${CMAKE_EXE_LINKER_FLAGS} -Wl,-allow-shlib-undefined")
+endif()
+
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
 include_directories( ${LLVM_INCLUDE_DIR} ${LLVM_MAIN_INCLUDE_DIR})
 
+# when crosscompiling import the executable targets from a file
+if(CMAKE_CROSSCOMPILING)
+  include(CrossCompile)
+endif(CMAKE_CROSSCOMPILING)
+
 if( ${CMAKE_SYSTEM_NAME} MATCHES FreeBSD )
   # On FreeBSD, /usr/local/* is not used by default. In order to build LLVM
   # with libxml2, iconv.h, etc., we must add /usr/local paths.
@@ -521,6 +572,12 @@ if(LLVM_INCLUDE_TESTS)
   add_subdirectory(utils/unittest)
 endif()
 
+foreach( binding ${LLVM_BINDINGS_LIST} )
+  if( EXISTS "${LLVM_MAIN_SRC_DIR}/bindings/${binding}/CMakeLists.txt" )
+    add_subdirectory(bindings/${binding})
+  endif()
+endforeach()
+
 add_subdirectory(projects)
 
 if(WITH_POLLY)

CODE_OWNERS.TXT

@@ -6,7 +6,7 @@ what goes in or not.
 The list is sorted by surname and formatted to allow easy grepping and
 beautification by scripts.  The fields are: name (N), email (E), web-address
 (W), PGP key ID and fingerprint (P), description (D), and snail-mail address
-(S).
+(S). Each entry should contain at least the (N), (E) and (D) fields.
 
 N: Joe Abbey
 E: jabbey@arxan.com
@@ -20,6 +20,10 @@ N: Rafael Avila de Espindola
 E: rafael.espindola@gmail.com
 D: Gold plugin (tools/gold/*)
 
+N: Justin Bogner
+E: mail@justinbogner.com
+D: InstrProfiling and related parts of ProfileData
+
 N: Chandler Carruth
 E: chandlerc@gmail.com
 E: chandlerc@google.com
@@ -29,43 +33,50 @@ N: Evan Cheng
 E: evan.cheng@apple.com
 D: ARM target, parts of code generator not covered by someone else
 
-N: Renato Golin
-E: renato.golin@linaro.org
-D: ARM Linux support
-
 N: Eric Christopher
 E: echristo@gmail.com
 D: Debug Information, autotools/configure/make build, inline assembly
 
 N: Greg Clayton
+E: gclayton@apple.com
 D: LLDB
 
+N: Marshall Clow
+E: mclow.lists@gmail.com
+D: libc++
+
 N: Peter Collingbourne
-D: libclc
+E: peter@pcc.me.uk
+D: llgo
 
 N: Anshuman Dasgupta
 E: adasgupt@codeaurora.org
 D: Hexagon Backend
 
+N: Duncan P. N. Exon Smith
+E: dexonsmith@apple.com
+D: Branch weights and BlockFrequencyInfo
+
 N: Hal Finkel
 E: hfinkel@anl.gov
-D: BBVectorize, the loop reroller and the PowerPC target
+D: BBVectorize, the loop reroller, alias analysis and the PowerPC target
+
+N: Renato Golin
+E: renato.golin@linaro.org
+D: ARM Linux support
 
 N: Venkatraman Govindaraju
 E: venkatra@cs.wisc.edu
 D: Sparc Backend (lib/Target/Sparc/*)
 
 N: Tobias Grosser
+E: tobias@grosser.es
 D: Polly
 
 N: James Grosbach
 E: grosbach@apple.com
 D: MC layer
 
-N: Marshall Clow
-E: mclow.lists@gmail.com
-D: libc++
-
 N: Justin Holewinski
 E: jholewinski@nvidia.com
 D: NVPTX Target (lib/Target/NVPTX/*)
@@ -99,7 +110,12 @@ N: Tim Northover
 E: t.p.northover@gmail.com
 D: AArch64 backend
 
+N: Diego Novillo
+E: dnovillo@google.com
+D: SampleProfile and related parts of ProfileData
+
 N: Jakob Olesen
+E: stoklund@2pi.dk
 D: Register allocators and TableGen
 
 N: Richard Osborne
@@ -118,10 +134,6 @@ N: Daniel Sanders
 E: daniel.sanders@imgtec.com
 D: MIPS Backend (lib/Target/Mips/*)
 
-N: Richard Sandiford
-E: rsandifo@linux.vnet.ibm.com
-D: SystemZ Backend
-
 N: Duncan Sands
 E: baldrick@free.fr
 D: DragonEgg
@@ -137,7 +149,7 @@ D: Windows parts of Support, Object, ar, nm, objdump, ranlib, size
 N: Tom Stellard
 E: thomas.stellard@amd.com
 E: mesa-dev@lists.freedesktop.org
-D: R600 Backend
+D: Release manager for the 3.5 branch, R600 Backend, libclc
 
 N: Evgeniy Stepanov
 E: eugenis@google.com
@@ -147,6 +159,10 @@ N: Andrew Trick
 E: atrick@apple.com
 D: IndVar Simplify, Loop Strength Reduction, Instruction Scheduling
 
+N: Ulrich Weigand
+E: uweigand@de.ibm.com
+D: SystemZ Backend
+
 N: Bill Wendling
 E: isanbard@gmail.com
 D: libLTO, IR Linker

CREDITS.TXT

@@ -119,6 +119,10 @@ N: Hal Finkel
 E: hfinkel@anl.gov
 D: Basic-block autovectorization, PowerPC backend improvements
 
+N: Eric Fiselier
+E: eric@efcs.ca
+D: LIT patches and documentation.
+
 N: Ryan Flynn
 E: pizza@parseerror.com
 D: Miscellaneous bug fixes
@@ -281,8 +285,11 @@ D: Backend for Qualcomm's Hexagon VLIW processor.
 
 N: Bruno Cardoso Lopes
 E: bruno.cardoso@gmail.com
-W: http://www.brunocardoso.org
-D: The Mips backend
+I: bruno
+W: http://brunocardoso.cc
+D: Mips backend
+D: Random ARM integrated assembler and assembly parser improvements
+D: General X86 AVX1 support
 
 N: Duraid Madina
 E: duraid@octopus.com.au
@@ -456,3 +463,4 @@ D: Bunches of stuff
 N: Bob Wilson
 E: bob.wilson@acm.org
 D: Advanced SIMD (NEON) support in the ARM backend.
+

Makefile.config.in

@@ -202,10 +202,8 @@ DOT        := @DOT@
 DOXYGEN    := @DOXYGEN@
 GROFF      := @GROFF@
 GZIPBIN    := @GZIPBIN@
-OCAMLC     := @OCAMLC@
-OCAMLOPT   := @OCAMLOPT@
-OCAMLDEP   := @OCAMLDEP@
-OCAMLDOC   := @OCAMLDOC@
+GO         := @GO@
+OCAMLFIND  := @OCAMLFIND@
 GAS        := @GAS@
 POD2HTML   := @POD2HTML@
 POD2MAN    := @POD2MAN@
@@ -217,6 +215,9 @@ HAVE_DLOPEN := @HAVE_DLOPEN@
 HAVE_PTHREAD := @HAVE_PTHREAD@
 HAVE_TERMINFO := @HAVE_TERMINFO@
 
+HAVE_OCAMLOPT := @HAVE_OCAMLOPT@
+HAVE_OCAML_OUNIT := @HAVE_OCAML_OUNIT@
+
 LIBS       := @LIBS@
 
 # Targets that are possible to build
@@ -370,7 +371,6 @@ HUGE_VAL_SANITY = @HUGE_VAL_SANITY@
 
 # Bindings that we should build
 BINDINGS_TO_BUILD := @BINDINGS_TO_BUILD@
-ALL_BINDINGS      := @ALL_BINDINGS@
 OCAML_LIBDIR      := @OCAML_LIBDIR@
 
 # When compiling under Mingw/Cygwin, executables such as tblgen
@@ -396,6 +396,8 @@ COVERED_SWITCH_DEFAULT = @COVERED_SWITCH_DEFAULT@
 NO_UNINITIALIZED = @NO_UNINITIALIZED@
 # -Wno-maybe-uninitialized
 NO_MAYBE_UNINITIALIZED = @NO_MAYBE_UNINITIALIZED@
+# -Wno-comment
+NO_COMMENT = @NO_COMMENT@
 
 # Was polly found in tools/polly?
 LLVM_HAS_POLLY = @LLVM_HAS_POLLY@