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Add compression of debug symbols and function alignment for better performance and startup time

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This commit is contained in:
Danila Kutenin 2021-03-03 19:41:20 +00:00
parent e8df9971f1
commit 739bc438ea
1 changed files with 11 additions and 0 deletions
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11
CMakeLists.txt
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@ -214,6 +214,11 @@ if (NOT CMAKE_BUILD_TYPE_UC STREQUAL "RELEASE")
endif ()
endif()
# Compress the debug section for binaries
if (COMPILER_GCC OR COMPILER_CLANG)
set(COMPILER_FLAGS "${COMPILER_FLAGS} -gz=zlib")
endif ()
# Create BuildID when using lld. For other linkers it is created by default.
if (LINKER_NAME MATCHES "lld$")
# SHA1 is not cryptographically secure but it is the best what lld is offering.
@ -270,6 +275,12 @@ if (COMPILER_GCC OR COMPILER_CLANG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsized-deallocation")
endif ()
# falign-functions=32 prevents from random performance regressions with the code change. Thus, providing more stable
# benchmarks.
if (COMPILER_GCC OR COMPILER_CLANG)
set(COMPILER_FLAGS "${COMPILER_FLAGS} -falign-functions=32")
endif ()
# Compiler-specific coverage flags e.g. -fcoverage-mapping for gcc
option(WITH_COVERAGE "Profile the resulting binary/binaries" OFF)