[CMake] Expose opt-remark tooling through libOptRemarks.dylib

* Create an install target for it
* Add it under tools/opt-remarks
* Add an export file for the dylib
* Install the llvm-c/OptRemarks.h header
* Add an API to query its version

rdar://45458839

llvm-svn: 346127

3 files changed, 46 insertions, 0 deletions

diff --git a/llvm/tools/opt-remarks/CMakeLists.txt b/llvm/tools/opt-remarks/CMakeLists.txt
new file mode 100644
index 00000000000..a87beae1e89
--- /dev/null
+++ b/llvm/tools/opt-remarks/CMakeLists.txt
@@ -0,0 +1,22 @@
+set(LLVM_LINK_COMPONENTS
+  OptRemarks
+  )
+
+set(SOURCES
+  liboptremarks.cpp
+  )
+
+set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/OptRemarks.exports)
+
+add_llvm_library(OptRemarks SHARED ${SOURCES})
+
+install(FILES ${LLVM_MAIN_INCLUDE_DIR}/llvm-c/OptRemarks.h
+  DESTINATION include/llvm-c
+  COMPONENT OptRemarks)
+
+if (APPLE)
+  set(OPTREMARKS_VERSION ${LLVM_VERSION_MAJOR})
+  set_property(TARGET OptRemarks APPEND_STRING PROPERTY
+              LINK_FLAGS
+              " -compatibility_version 1 -current_version ${OPTREMARKS_VERSION}.${LLVM_VERSION_MINOR}.${LLVM_VERSION_PATCH}")
+endif()
diff --git a/llvm/tools/opt-remarks/OptRemarks.exports b/llvm/tools/opt-remarks/OptRemarks.exports
new file mode 100644
index 00000000000..c3f678d754f
--- /dev/null
+++ b/llvm/tools/opt-remarks/OptRemarks.exports
@@ -0,0 +1,6 @@
+LLVMOptRemarkParserCreate
+LLVMOptRemarkParserGetNext
+LLVMOptRemarkParserHasError
+LLVMOptRemarkParserGetErrorMessage
+LLVMOptRemarkParserDispose
+LLVMOptRemarkVersion
diff --git a/llvm/tools/opt-remarks/liboptremarks.cpp b/llvm/tools/opt-remarks/liboptremarks.cpp
new file mode 100644
index 00000000000..13acada06ac
--- /dev/null
+++ b/llvm/tools/opt-remarks/liboptremarks.cpp
@@ -0,0 +1,18 @@
+//===-liboptremarks.cpp - LLVM Opt-Remarks Shared Library -----------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Provide a library to work with optimization remarks.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm-c/OptRemarks.h"
+
+extern uint32_t LLVMOptRemarkVersion(void) {
+  return OPT_REMARKS_API_VERSION;
+}