Merge llvm 401

.gitignore

@@ -21,6 +21,9 @@
 #OS X specific files.
 .DS_store
 
+# Nested build directory
+/build
+
 #==============================================================================#
 # Explicit files to ignore (only matches one).
 #==============================================================================#
@@ -62,8 +65,9 @@ tools/polly
 tools/avrlit
 # Sphinx build tree, if building in-source dir.
 docs/_build
-# VSCode config files.
+# VS2017 and VSCode config files.
 .vscode
+.vs
 
 #==============================================================================#
 # Files created in tree by the Go bindings.

CMakeLists.txt

@@ -20,7 +20,7 @@ if(POLICY CMP0057)
 endif()
 
 if(NOT DEFINED LLVM_VERSION_MAJOR)
-  set(LLVM_VERSION_MAJOR 4)
+  set(LLVM_VERSION_MAJOR 5)
 endif()
 if(NOT DEFINED LLVM_VERSION_MINOR)
   set(LLVM_VERSION_MINOR 0)
@@ -44,6 +44,13 @@ if (NOT PACKAGE_VERSION)
     "${LLVM_VERSION_MAJOR}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}${LLVM_VERSION_SUFFIX}")
 endif()
 
+if ((CMAKE_GENERATOR MATCHES "Visual Studio") AND (CMAKE_GENERATOR_TOOLSET STREQUAL ""))
+  message(WARNING "Visual Studio generators use the x86 host compiler by "
+                  "default, even for 64-bit targets. This can result in linker "
+                  "instability and out of memory errors. To use the 64-bit "
+                  "host compiler, pass -Thost=x64 on the CMake command line.")
+endif()
+
 project(LLVM
   ${cmake_3_0_PROJ_VERSION}
   ${cmake_3_0_LANGUAGES}
@@ -56,17 +63,20 @@ endif()
 
 # This should only apply if you are both on an Apple host, and targeting Apple.
 if(CMAKE_HOST_APPLE AND APPLE)
-  if(NOT CMAKE_XCRUN)
-    find_program(CMAKE_XCRUN NAMES xcrun)
-  endif()
-  if(CMAKE_XCRUN)
-    execute_process(COMMAND ${CMAKE_XCRUN} -find libtool
-      OUTPUT_VARIABLE CMAKE_LIBTOOL
-      OUTPUT_STRIP_TRAILING_WHITESPACE)
-  endif()
+  # if CMAKE_LIBTOOL is not set, try and find it with xcrun or find_program
+  if(NOT CMAKE_LIBTOOL)
+    if(NOT CMAKE_XCRUN)
+      find_program(CMAKE_XCRUN NAMES xcrun)
+    endif()
+    if(CMAKE_XCRUN)
+      execute_process(COMMAND ${CMAKE_XCRUN} -find libtool
+        OUTPUT_VARIABLE CMAKE_LIBTOOL
+        OUTPUT_STRIP_TRAILING_WHITESPACE)
+    endif()
 
-  if(NOT CMAKE_LIBTOOL OR NOT EXISTS CMAKE_LIBTOOL)
-    find_program(CMAKE_LIBTOOL NAMES libtool)
+    if(NOT CMAKE_LIBTOOL OR NOT EXISTS CMAKE_LIBTOOL)
+      find_program(CMAKE_LIBTOOL NAMES libtool)
+    endif()
   endif()
 
   get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)
@@ -132,18 +142,6 @@ foreach(proj ${LLVM_ENABLE_PROJECTS})
   endif()
 endforeach()
 
-# 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)
-  if(NOT CMAKE_MAKE_PROGRAM MATCHES "ninja")
-    message(WARNING "Job pooling is only available with Ninja generators.")
-  else()
-    set_property(GLOBAL APPEND PROPERTY JOB_POOLS compile_job_pool=${LLVM_PARALLEL_COMPILE_JOBS})
-    set(CMAKE_JOB_POOL_COMPILE compile_job_pool)
-  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)
@@ -178,21 +176,12 @@ if(LLVM_DEPENDENCY_DEBUGGING)
   endif()
 endif()
 
-option(LLVM_BUILD_GLOBAL_ISEL "Experimental: Build GlobalISel" OFF)
+option(LLVM_BUILD_GLOBAL_ISEL "Experimental: Build GlobalISel" ON)
 if(LLVM_BUILD_GLOBAL_ISEL)
   add_definitions(-DLLVM_BUILD_GLOBAL_ISEL)
 endif()
 
-set(LLVM_PARALLEL_LINK_JOBS "" CACHE STRING
-  "Define the maximum number of concurrent link jobs.")
-if(LLVM_PARALLEL_LINK_JOBS)
-  if(NOT CMAKE_MAKE_PROGRAM MATCHES "ninja")
-    message(WARNING "Job pooling is only available with Ninja generators.")
-  else()
-    set_property(GLOBAL APPEND PROPERTY JOB_POOLS link_job_pool=${LLVM_PARALLEL_LINK_JOBS})
-    set(CMAKE_JOB_POOL_LINK link_job_pool)
-  endif()
-endif()
+option(LLVM_ENABLE_DAGISEL_COV "Debug: Prints tablegen patterns that were used for selecting" OFF)
 
 # Add path for custom modules
 set(CMAKE_MODULE_PATH
@@ -386,8 +375,6 @@ set(LLVM_TARGETS_TO_BUILD
    ${LLVM_EXPERIMENTAL_TARGETS_TO_BUILD})
 list(REMOVE_DUPLICATES LLVM_TARGETS_TO_BUILD)
 
-include(AddLLVMDefinitions)
-
 option(LLVM_ENABLE_PIC "Build Position-Independent Code" ON)
 option(LLVM_ENABLE_WARNINGS "Enable compiler warnings." ON)
 option(LLVM_ENABLE_MODULES "Compile with C++ modules enabled." OFF)
@@ -399,6 +386,7 @@ else()
   option(LLVM_ENABLE_LOCAL_SUBMODULE_VISIBILITY "Compile with -fmodules-local-submodule-visibility." ON)
 endif()
 option(LLVM_ENABLE_CXX1Y "Compile with C++1y enabled." OFF)
+option(LLVM_ENABLE_CXX1Z "Compile with C++1z enabled." OFF)
 option(LLVM_ENABLE_LIBCXX "Use libc++ if available." OFF)
 option(LLVM_ENABLE_LLD "Use lld as C and C++ linker." OFF)
 option(LLVM_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
@@ -415,9 +403,6 @@ option(LLVM_ENABLE_EXPENSIVE_CHECKS "Enable expensive checks" OFF)
 set(LLVM_ABI_BREAKING_CHECKS "WITH_ASSERTS" CACHE STRING
   "Enable abi-breaking checks.  Can be WITH_ASSERTS, FORCE_ON or FORCE_OFF.")
 
-option(LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING
-  "Disable abi-breaking checks mismatch detection at link-tim." OFF)
-
 option(LLVM_FORCE_USE_OLD_HOST_TOOLCHAIN
        "Set to ON to force using an old, unsupported host toolchain." OFF)
 
@@ -507,6 +492,10 @@ option(LLVM_INCLUDE_UTILS "Generate build targets for the LLVM utils." ON)
 option(LLVM_BUILD_UTILS
   "Build LLVM utility binaries. If OFF, just generate build targets." ON)
 
+option(LLVM_INCLUDE_RUNTIMES "Generate build targets for the LLVM runtimes." ON)
+option(LLVM_BUILD_RUNTIMES
+  "Build the LLVM runtimes. If OFF, just generate build targets." ON)
+
 option(LLVM_BUILD_RUNTIME
   "Build the LLVM runtime libraries." ON)
 option(LLVM_BUILD_EXAMPLES
@@ -532,6 +521,9 @@ set(LLVM_INSTALL_OCAMLDOC_HTML_DIR "share/doc/llvm/ocaml-html"
 option (LLVM_BUILD_EXTERNAL_COMPILER_RT
   "Build compiler-rt as an external project." OFF)
 
+option (LLVM_VERSION_PRINTER_SHOW_HOST_TARGET_INFO
+  "Show target and host info when tools are invoked with --version." ON)
+
 # You can configure which libraries from LLVM you want to include in the
 # shared library by setting LLVM_DYLIB_COMPONENTS to a semi-colon delimited
 # list of LLVM components. All component names handled by llvm-config are valid.
@@ -547,6 +539,8 @@ if(LLVM_LINK_LLVM_DYLIB OR LLVM_BUILD_LLVM_C_DYLIB)
 endif()
 option(LLVM_BUILD_LLVM_DYLIB "Build libllvm dynamic library" ${LLVM_BUILD_LLVM_DYLIB_default})
 
+option(LLVM_DYLIB_SYMBOL_VERSIONING OFF)
+
 option(LLVM_OPTIMIZED_TABLEGEN "Force TableGen to be built with optimization" OFF)
 if(CMAKE_CROSSCOMPILING OR (LLVM_OPTIMIZED_TABLEGEN AND (LLVM_ENABLE_ASSERTIONS OR CMAKE_CONFIGURATION_TYPES)))
   set(LLVM_USE_HOST_TOOLS ON)
@@ -577,6 +571,10 @@ if (LLVM_BUILD_STATIC)
   set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static")
 endif()
 
+# Override the default target with an environment variable named by LLVM_TARGET_TRIPLE_ENV.
+set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
+mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
+
 # All options referred to from HandleLLVMOptions have to be specified
 # BEFORE this include, otherwise options will not be correctly set on
 # first cmake run
@@ -642,7 +640,7 @@ endif (LLVM_USE_OPROFILE)
 
 message(STATUS "Constructing LLVMBuild project information")
 execute_process(
-  COMMAND ${PYTHON_EXECUTABLE} ${LLVMBUILDTOOL}
+  COMMAND ${PYTHON_EXECUTABLE} -B ${LLVMBUILDTOOL}
             --native-target "${LLVM_NATIVE_ARCH}"
             --enable-targets "${LLVM_TARGETS_TO_BUILD}"
             --enable-optional-components "${LLVMOPTIONALCOMPONENTS}"
@@ -738,6 +736,30 @@ configure_file(
   ${LLVM_MAIN_INCLUDE_DIR}/llvm/Support/DataTypes.h.cmake
   ${LLVM_INCLUDE_DIR}/llvm/Support/DataTypes.h)
 
+# Add target for generating source rpm package.
+set(LLVM_SRPM_USER_BINARY_SPECFILE ${CMAKE_CURRENT_SOURCE_DIR}/llvm.spec.in
+    CACHE FILEPATH ".spec file to use for srpm generation")
+set(LLVM_SRPM_BINARY_SPECFILE ${CMAKE_CURRENT_BINARY_DIR}/llvm.spec)
+set(LLVM_SRPM_DIR "${CMAKE_CURRENT_BINARY_DIR}/srpm")
+
+# SVN_REVISION and GIT_COMMIT get set by the call to add_version_info_from_vcs.
+# DUMMY_VAR contains a version string which we don't care about.
+add_version_info_from_vcs(DUMMY_VAR)
+if ( SVN_REVISION )
+  set(LLVM_RPM_SPEC_REVISION "r${SVN_REVISION}")
+elseif ( GIT_COMMIT )
+  set (LLVM_RPM_SPEC_REVISION "g${GIT_COMMIT}")
+endif()
+
+configure_file(
+  ${LLVM_SRPM_USER_BINARY_SPECFILE}
+  ${LLVM_SRPM_BINARY_SPECFILE} @ONLY)
+
+add_custom_target(srpm
+  COMMAND cpack -G TGZ --config CPackSourceConfig.cmake -B ${LLVM_SRPM_DIR}/SOURCES
+  COMMAND rpmbuild -bs --define '_topdir ${LLVM_SRPM_DIR}' ${LLVM_SRPM_BINARY_SPECFILE})
+
+
 # They are not referenced. See set_output_directory().
 set( CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/bin )
 set( CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LLVM_BINARY_DIR}/lib${LLVM_LIBDIR_SUFFIX} )
@@ -837,7 +859,6 @@ if( LLVM_INCLUDE_UTILS )
   add_subdirectory(utils/not)
   add_subdirectory(utils/llvm-lit)
   add_subdirectory(utils/yaml-bench)
-  add_subdirectory(utils/unittest)
 else()
   if ( LLVM_INCLUDE_TESTS )
     message(FATAL_ERROR "Including tests when not building utils will not work.
@@ -862,7 +883,9 @@ if( LLVM_INCLUDE_TOOLS )
   add_subdirectory(tools)
 endif()
 
-add_subdirectory(runtimes)
+if( LLVM_INCLUDE_RUNTIMES )
+  add_subdirectory(runtimes)
+endif()
 
 if( LLVM_INCLUDE_EXAMPLES )
   add_subdirectory(examples)
@@ -879,6 +902,10 @@ if( LLVM_INCLUDE_TESTS )
   endif()
   add_subdirectory(test)
   add_subdirectory(unittests)
+  if( LLVM_INCLUDE_UTILS )
+    add_subdirectory(utils/unittest)
+  endif()
+
   if (WIN32)
     # This utility is used to prevent crashing tests from calling Dr. Watson on
     # Windows.
@@ -979,3 +1006,8 @@ if(LLVM_DISTRIBUTION_COMPONENTS)
     endif()
   endforeach()
 endif()
+
+# This allows us to deploy the Universal CRT DLLs by passing -DCMAKE_INSTALL_UCRT_LIBRARIES=ON to CMake
+if (MSVC)
+  include(InstallRequiredSystemLibraries)
+endif()

CODE_OWNERS.TXT

@@ -5,12 +5,9 @@ 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). Each entry should contain at least the (N), (E) and (D) fields.
-
-N: Joe Abbey
-E: jabbey@arxan.com
-D: LLVM Bitcode (lib/Bitcode/* include/llvm/Bitcode/*)
+(W), PGP key ID and fingerprint (P), description (D), snail-mail address
+(S) and (I) IRC handle. Each entry should contain at least the (N), (E) and
+(D) fields.
 
 N: Justin Bogner
 E: mail@justinbogner.com
@@ -21,6 +18,11 @@ N: Alex Bradbury
 E: asb@lowrisc.org
 D: RISC-V backend (lib/Target/RISCV/*)
 
+N: Matthias Braun
+E: matze@braunis.de
+I: MatzeB
+D: Instruction Scheduling
+
 N: Chandler Carruth
 E: chandlerc@gmail.com
 E: chandlerc@google.com
@@ -34,6 +36,10 @@ N: Eric Christopher
 E: echristo@gmail.com
 D: Debug Information, inline assembly
 
+N: Andrey Churbanov
+E: andrey.churbanov@intel.com
+D: OpenMP runtime library
+
 N: Greg Clayton
 E: gclayton@apple.com
 D: LLDB
@@ -48,7 +54,7 @@ D: libc++
 
 N: Peter Collingbourne
 E: peter@pcc.me.uk
-D: llgo, libLTO (lib/LTO/* tools/lto/*)
+D: llgo, libLTO (lib/LTO/* tools/lto/*), LLVM Bitcode (lib/Bitcode/* include/llvm/Bitcode/*)
 
 N: Quentin Colombet
 E: qcolombet@apple.com
@@ -96,7 +102,7 @@ D: MCJIT, RuntimeDyld and JIT event listeners, Orcish Warchief
 
 N: Teresa Johnson
 E: tejohnson@google.com
-D: Gold plugin (tools/gold/*)
+D: Gold plugin (tools/gold/*) and IR Linker
 
 N: Galina Kistanova
 E: gkistanova@gmail.com
@@ -132,7 +138,7 @@ E: david.majnemer@gmail.com
 D: IR Constant Folder, InstCombine
 
 N: Dylan McKay
-E: dylanmckay34@gmail.com
+E: me@dylanmckay.io
 D: AVR Backend
 
 N: Tim Northover
@@ -180,9 +186,8 @@ E: alexei.starovoitov@gmail.com
 D: BPF backend
 
 N: Tom Stellard
-E: thomas.stellard@amd.com
-E: mesa-dev@lists.freedesktop.org
-D: Release manager for the 3.5 and 3.6 branches, R600 Backend, libclc
+E: tstellar@redhat.com
+D: Stable release management (x.y.[1-9] releases), AMDGPU Backend, libclc
 
 N: Evgeniy Stepanov
 E: eugenis@google.com
@@ -192,26 +197,14 @@ N: Craig Topper
 E: craig.topper@gmail.com
 D: X86 Backend
 
-N: Andrew Trick
-E: atrick@apple.com
-D: Instruction Scheduling
-
 N: Ulrich Weigand
 E: uweigand@de.ibm.com
 D: SystemZ Backend
 
-N: Teresa Johnson
-E: tejohnson@google.com
-D: IR Linker
-
 N: Hans Wennborg
 E: hans@chromium.org
 D: Release management (x.y.0 releases)
 
 N: whitequark
 E: whitequark@whitequark.org
 D: OCaml bindings
-
-N: Andrey Churbanov
-E: andrey.churbanov@intel.com
-D: OpenMP runtime library

CREDITS.TXT

@@ -265,7 +265,7 @@ D: Release manager (1.7+)
 N: Sylvestre Ledru
 E: sylvestre@debian.org
 W: http://sylvestre.ledru.info/
-W: http://llvm.org/apt/
+W: http://apt.llvm.org/
 D: Debian and Ubuntu packaging
 D: Continuous integration with jenkins
 
@@ -457,6 +457,10 @@ N: Adam Treat
 E: manyoso@yahoo.com
 D: C++ bugs filed, and C++ front-end bug fixes.
 
+N: Andrew Trick
+E: atrick@apple.com
+D: Instruction Scheduling, ...
+
 N: Lauro Ramos Venancio
 E: lauro.venancio@indt.org.br
 D: ARM backend improvements

README.txt

@@ -15,3 +15,4 @@ documentation setup.
 
 If you are writing a package for LLVM, see docs/Packaging.rst for our
 suggestions.
+