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# Plain options configure the first build.
# BOOTSTRAP_* options configure the second build.
# BOOTSTRAP_BOOTSTRAP_* options configure the third build.
# General Options
set(LLVM_RELEASE_ENABLE_LTO THIN CACHE STRING "")
set(LLVM_RELEASE_ENABLE_PGO ON CACHE BOOL "")
set(CMAKE_BUILD_TYPE RELEASE CACHE STRING "")
# Stage 1 Bootstrap Setup
set(CLANG_ENABLE_BOOTSTRAP ON CACHE BOOL "")
if (LLVM_RELEASE_ENABLE_PGO)
set(CLANG_BOOTSTRAP_TARGETS
generate-profdata
stage2
stage2-clang
stage2-distribution
stage2-install
stage2-install-distribution
stage2-install-distribution-toolchain
stage2-check-all
stage2-check-llvm
stage2-check-clang
stage2-test-suite CACHE STRING "")
else()
set(CLANG_BOOTSTRAP_TARGETS
clang
check-all
check-llvm
check-clang
test-suite
stage3
stage3-clang
stage3-check-all
stage3-check-llvm
stage3-check-clang
stage3-install
stage3-test-suite CACHE STRING "")
endif()
# Stage 1 Options
set(STAGE1_PROJECTS "clang")
set(STAGE1_RUNTIMES "")
if (LLVM_RELEASE_ENABLE_PGO)
list(APPEND STAGE1_PROJECTS "lld")
list(APPEND STAGE1_RUNTIMES "compiler-rt")
endif()
set(LLVM_ENABLE_RUNTIMES ${STAGE1_RUNTIMES} CACHE STRING "")
set(LLVM_ENABLE_PROJECTS ${STAGE1_PROJECTS} CACHE STRING "")
set(LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
# Stage 2 Bootstrap Setup
set(BOOTSTRAP_CLANG_ENABLE_BOOTSTRAP ON CACHE STRING "")
set(BOOTSTRAP_CLANG_BOOTSTRAP_TARGETS
clang
check-all
check-llvm
check-clang CACHE STRING "")
# Stage 2 Options
set(STAGE2_PROJECTS "clang")
set(STAGE2_RUNTIMES "")
if (LLVM_RELEASE_ENABLE_LTO OR LLVM_RELEASE_ENABLE_PGO)
list(APPEND STAGE2_PROJECTS "lld")
endif()
if (LLVM_RELEASE_ENABLE_PGO)
set(BOOTSTRAP_LLVM_BUILD_INSTRUMENTED IR CACHE STRING "")
list(APPEND STAGE2_RUNTIMES "compiler-rt")
set(BOOTSTRAP_LLVM_ENABLE_LTO ${LLVM_RELEASE_ENABLE_LTO})
if (LLVM_RELEASE_ENABLE_LTO)
set(BOOTSTRAP_LLVM_ENABLE_LLD ON CACHE BOOL "")
endif()
endif()
set(BOOTSTRAP_LLVM_ENABLE_PROJECTS ${STAGE2_PROJECTS} CACHE STRING "")
set(BOOTSTRAP_LLVM_ENABLE_RUNTIMES ${STAGE2_RUNTIMES} CACHE STRING "")
if (NOT LLVM_RELEASE_ENABLE_PGO)
set(BOOTSTRAP_LLVM_TARGETS_TO_BUILD Native CACHE STRING "")
endif()
# Stage 3 Options
set(BOOTSTRAP_BOOTSTRAP_LLVM_ENABLE_RUNTIMES "compiler-rt;libcxx;libcxxabi;libunwind" CACHE STRING "")
set(BOOTSTRAP_BOOTSTRAP_LLVM_ENABLE_PROJECTS "clang;lld;lldb;clang-tools-extra;bolt;polly;mlir;flang" CACHE STRING "")
set(BOOTSTRAP_BOOTSTRAP_LLVM_ENABLE_LTO ${LLVM_RELEASE_ENABLE_LTO} CACHE STRING "")
if (LLVM_RELEASE_ENABLE_LTO)
set(BOOTSTRAP_BOOTSTRAP_LLVM_ENABLE_LLD ON CACHE BOOL "")
endif()
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