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These cache files can be used to build Fuchsia Clang toolchain. They also
demonstrate the use of multi-target builtins build.
Repository:
rL LLVM
https://reviews.llvm.org/D26654
Files:
cmake/caches/Fuchsia-stage2.cmake
cmake/caches/Fuchsia.cmake
Index: cmake/caches/Fuchsia.cmake
===================================================================
--- /dev/null
+++ cmake/caches/Fuchsia.cmake
@@ -0,0 +1,33 @@
+# This file sets up a CMakeCache for a Fuchsia toolchain build.
+
+set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
+
+set(CMAKE_BUILD_TYPE Release CACHE STRING "")
+
+set(PACKAGE_VENDOR Fuchsia CACHE STRING "")
+
+set(BOOTSTRAP_LLVM_ENABLE_LTO ON CACHE BOOL "")
+
+set(CLANG_BOOTSTRAP_TARGETS
+ check-all
+ check-llvm
+ check-clang
+ llvm-config
+ test-suite
+ test-depends
+ llvm-test-depends
+ clang-test-depends
+ distribution
+ install-distribution
+ clang CACHE STRING "")
+
+if(FUCHSIA_SYSROOT)
+ set(EXTRA_ARGS -DFUCHSIA_SYSROOT=${FUCHSIA_SYSROOT})
+endif()
+
+# Setup the bootstrap build.
+set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")
+set(CLANG_BOOTSTRAP_CMAKE_ARGS
+ ${EXTRA_ARGS}
+ -C ${CMAKE_CURRENT_LIST_DIR}/Fuchsia-stage2.cmake
+ CACHE STRING "")
Index: cmake/caches/Fuchsia-stage2.cmake
===================================================================
--- /dev/null
+++ cmake/caches/Fuchsia-stage2.cmake
@@ -0,0 +1,46 @@
+# This file sets up a CMakeCache for the second stage of a Fuchsia toolchain
+# build.
+
+set(LLVM_TARGETS_TO_BUILD X86;ARM;AArch64 CACHE STRING "")
+
+set(LLVM_ENABLE_LTO ON CACHE BOOL "")
+if(NOT APPLE)
+ set(LLVM_ENABLE_LLD ON CACHE BOOL "")
+endif()
+
+set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "")
+set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE
STRING "")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE
STRING "")
+
+set(LLVM_BUILTIN_TARGETS "x86_64-fuchsia;aarch64-fuchsia" CACHE STRING "")
+set(BUILTINS_x86_64-fuchsia_CMAKE_SYSROOT ${FUCHSIA_SYSROOT} CACHE STRING "")
+set(BUILTINS_x86_64-fuchsia_CMAKE_SYSTEM_NAME Fuchsia CACHE STRING "")
+set(BUILTINS_aarch64-fuchsia_CMAKE_SYSROOT ${FUCHSIA_SYSROOT} CACHE STRING "")
+set(BUILTINS_aarch64-fuchsia_CMAKE_SYSTEM_NAME Fuchsia CACHE STRING "")
+
+# Setup toolchain.
+set(LLVM_INSTALL_TOOLCHAIN_ONLY ON CACHE BOOL "")
+set(LLVM_TOOLCHAIN_TOOLS
+ llvm-ar
+ llvm-cov
+ llvm-cxxfilt
+ llvm-dwarfdump
+ llvm-dsymutil
+ llvm-lib
+ llvm-nm
+ llvm-objdump
+ llvm-profdata
+ llvm-ranlib
+ llvm-readobj
+ llvm-size
+ llvm-symbolizer
+ CACHE STRING "")
+
+set(LLVM_DISTRIBUTION_COMPONENTS
+ clang
+ LTO
+ clang-format
+ clang-headers
+ runtimes
+ ${LLVM_TOOLCHAIN_TOOLS}
+ CACHE STRING "")
Index: cmake/caches/Fuchsia.cmake
===================================================================
--- /dev/null
+++ cmake/caches/Fuchsia.cmake
@@ -0,0 +1,33 @@
+# This file sets up a CMakeCache for a Fuchsia toolchain build.
+
+set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
+
+set(CMAKE_BUILD_TYPE Release CACHE STRING "")
+
+set(PACKAGE_VENDOR Fuchsia CACHE STRING "")
+
+set(BOOTSTRAP_LLVM_ENABLE_LTO ON CACHE BOOL "")
+
+set(CLANG_BOOTSTRAP_TARGETS
+ check-all
+ check-llvm
+ check-clang
+ llvm-config
+ test-suite
+ test-depends
+ llvm-test-depends
+ clang-test-depends
+ distribution
+ install-distribution
+ clang CACHE STRING "")
+
+if(FUCHSIA_SYSROOT)
+ set(EXTRA_ARGS -DFUCHSIA_SYSROOT=${FUCHSIA_SYSROOT})
+endif()
+
+# Setup the bootstrap build.
+set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")
+set(CLANG_BOOTSTRAP_CMAKE_ARGS
+ ${EXTRA_ARGS}
+ -C ${CMAKE_CURRENT_LIST_DIR}/Fuchsia-stage2.cmake
+ CACHE STRING "")
Index: cmake/caches/Fuchsia-stage2.cmake
===================================================================
--- /dev/null
+++ cmake/caches/Fuchsia-stage2.cmake
@@ -0,0 +1,46 @@
+# This file sets up a CMakeCache for the second stage of a Fuchsia toolchain
+# build.
+
+set(LLVM_TARGETS_TO_BUILD X86;ARM;AArch64 CACHE STRING "")
+
+set(LLVM_ENABLE_LTO ON CACHE BOOL "")
+if(NOT APPLE)
+ set(LLVM_ENABLE_LLD ON CACHE BOOL "")
+endif()
+
+set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "")
+set(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE STRING "")
+set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -gline-tables-only -DNDEBUG" CACHE STRING "")
+
+set(LLVM_BUILTIN_TARGETS "x86_64-fuchsia;aarch64-fuchsia" CACHE STRING "")
+set(BUILTINS_x86_64-fuchsia_CMAKE_SYSROOT ${FUCHSIA_SYSROOT} CACHE STRING "")
+set(BUILTINS_x86_64-fuchsia_CMAKE_SYSTEM_NAME Fuchsia CACHE STRING "")
+set(BUILTINS_aarch64-fuchsia_CMAKE_SYSROOT ${FUCHSIA_SYSROOT} CACHE STRING "")
+set(BUILTINS_aarch64-fuchsia_CMAKE_SYSTEM_NAME Fuchsia CACHE STRING "")
+
+# Setup toolchain.
+set(LLVM_INSTALL_TOOLCHAIN_ONLY ON CACHE BOOL "")
+set(LLVM_TOOLCHAIN_TOOLS
+ llvm-ar
+ llvm-cov
+ llvm-cxxfilt
+ llvm-dwarfdump
+ llvm-dsymutil
+ llvm-lib
+ llvm-nm
+ llvm-objdump
+ llvm-profdata
+ llvm-ranlib
+ llvm-readobj
+ llvm-size
+ llvm-symbolizer
+ CACHE STRING "")
+
+set(LLVM_DISTRIBUTION_COMPONENTS
+ clang
+ LTO
+ clang-format
+ clang-headers
+ runtimes
+ ${LLVM_TOOLCHAIN_TOOLS}
+ CACHE STRING "")
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