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[cmake] By default do not instrument compiler-rt if LLVM_BUILD_INSTRUMENTED_COVERAGE is ON

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Applying the same rules as for LLVM_BUILD_INSTRUMENTED build in the cmake files.
By having this patch, we are able to disable/enable instrument+coverage build
of the compiler-rt project when building instrumented LLVM.

Differential Revision: https://reviews.llvm.org/D108127
This commit is contained in:
Djordje Todorovic 2021-11-09 10:55:34 +01:00
parent e1eec7601b
commit 2ca1cd7e37
4 changed files with 13 additions and 3 deletions
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5
compiler-rt/CMakeLists.txt
View File

@ -313,8 +313,11 @@ if(NOT COMPILER_RT_ENABLE_PGO)
endif()
if(LLVM_BUILD_INSTRUMENTED MATCHES IR AND COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
list(APPEND SANITIZER_COMMON_CFLAGS "-fno-profile-generate")
elseif(LLVM_BUILD_INSTRUMENTED AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
elseif((LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE) AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
list(APPEND SANITIZER_COMMON_CFLAGS "-fno-profile-instr-generate")
if(LLVM_BUILD_INSTRUMENTED_COVERAGE AND COMPILER_RT_HAS_FNO_COVERAGE_MAPPING_FLAG)
list(APPEND SANITIZER_COMMON_CFLAGS "-fno-coverage-mapping")
endif()
endif()
endif()

5
compiler-rt/cmake/Modules/AddCompilerRT.cmake
View File

@ -191,8 +191,11 @@ function(add_compiler_rt_runtime name type)
endif()
if(LLVM_BUILD_INSTRUMENTED MATCHES IR AND COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
list(APPEND NO_PGO_FLAGS "-fno-profile-generate")
elseif(LLVM_BUILD_INSTRUMENTED AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
elseif((LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE) AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
list(APPEND NO_PGO_FLAGS "-fno-profile-instr-generate")
if(LLVM_BUILD_INSTRUMENTED_COVERAGE AND COMPILER_RT_HAS_FNO_COVERAGE_MAPPING_FLAG)
list(APPEND NO_PGO_FLAGS "-fno-coverage-mapping")
endif()
endif()
endif()

1
compiler-rt/cmake/config-ix.cmake
View File

@ -82,6 +82,7 @@ check_cxx_compiler_flag(-fno-lto COMPILER_RT_HAS_FNO_LTO_FLAG)
check_cxx_compiler_flag(-fno-profile-generate COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
check_cxx_compiler_flag(-fno-profile-instr-generate COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
check_cxx_compiler_flag(-fno-profile-instr-use COMPILER_RT_HAS_FNO_PROFILE_INSTR_USE_FLAG)
check_cxx_compiler_flag(-fno-coverage-mapping COMPILER_RT_HAS_FNO_COVERAGE_MAPPING_FLAG)
check_cxx_compiler_flag("-Werror -msse3" COMPILER_RT_HAS_MSSE3_FLAG)
check_cxx_compiler_flag("-Werror -msse4.2" COMPILER_RT_HAS_MSSE4_2_FLAG)
check_cxx_compiler_flag(--sysroot=. COMPILER_RT_HAS_SYSROOT_FLAG)

5
compiler-rt/lib/crt/CMakeLists.txt
View File

@ -26,8 +26,11 @@ function(check_cxx_section_exists section output)
endif()
if(LLVM_BUILD_INSTRUMENTED MATCHES IR AND COMPILER_RT_HAS_FNO_PROFILE_GENERATE_FLAG)
list(APPEND try_compile_flags "-fno-profile-generate")
elseif(LLVM_BUILD_INSTRUMENTED AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
elseif((LLVM_BUILD_INSTRUMENTED OR LLVM_BUILD_INSTRUMENTED_COVERAGE) AND COMPILER_RT_HAS_FNO_PROFILE_INSTR_GENERATE_FLAG)
list(APPEND try_compile_flags "-fno-profile-instr-generate")
if(LLVM_BUILD_INSTRUMENTED_COVERAGE AND COMPILER_RT_HAS_FNO_COVERAGE_MAPPING_FLAG)
list(APPEND try_compile_flags "-fno-coverage-mapping")
endif()
endif()
endif()