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| author | Felix Morgner <felix.morgner@ost.ch> | 2023-10-08 12:46:46 +0200 |
|---|---|---|
| committer | Felix Morgner <felix.morgner@ost.ch> | 2023-10-08 12:46:46 +0200 |
| commit | d7b0e02bc87bbc2ab21a4f03b7a5c5cf22e89f0e (patch) | |
| tree | b9d9fd2810b090051f57b4659345440103d33d68 /source | |
| parent | a18c6f87dee3ebf0432a6f7a633272423718faf2 (diff) | |
| download | teachos-d7b0e02bc87bbc2ab21a4f03b7a5c5cf22e89f0e.tar.xz teachos-d7b0e02bc87bbc2ab21a4f03b7a5c5cf22e89f0e.zip | |
build: enable more optimizations
Diffstat (limited to 'source')
| -rw-r--r-- | source/cmake/Platforms/x86_64.cmake | 4 | ||||
| -rw-r--r-- | source/kernel/CMakeLists.txt | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/source/cmake/Platforms/x86_64.cmake b/source/cmake/Platforms/x86_64.cmake index 25aa27b..14841ec 100644 --- a/source/cmake/Platforms/x86_64.cmake +++ b/source/cmake/Platforms/x86_64.cmake @@ -8,10 +8,10 @@ mark_as_advanced(CRT_BEGIN) string(REGEX REPLACE "/crtbegin.o" "" CMAKE_SYSROOT "${CRT_BEGIN}") mark_as_advanced(CMAKE_SYSROOT) -set(CMAKE_CXX_FLAGS_INIT "-m64 -mno-red-zone -mcmodel=large -fno-exceptions") +set(CMAKE_CXX_FLAGS_INIT "-m64 -mno-red-zone -mcmodel=large -fno-exceptions -ffunction-sections -fdata-sections") set(CMAKE_CXX_FLAGS_DEBUG "-ggdb3") set(CMAKE_ASM_FLAGS_DEBUG "-ggdb3") -set(CMAKE_EXE_LINKER_FLAGS_INIT "-nostartfiles") +set(CMAKE_EXE_LINKER_FLAGS_INIT "-nostartfiles -Wl,-gc-sections") set(CMAKE_CXX_LINK_EXECUTABLE "<CMAKE_CXX_COMPILER> \ <FLAGS> \ diff --git a/source/kernel/CMakeLists.txt b/source/kernel/CMakeLists.txt index 54bdb8b..bc60f6c 100644 --- a/source/kernel/CMakeLists.txt +++ b/source/kernel/CMakeLists.txt @@ -14,6 +14,10 @@ target_compile_options("kernel" PRIVATE "$<$<CXX_COMPILER_ID:GNU>:-pedantic-errors>" ) +set_target_properties("kernel" PROPERTIES + INTERPROCEDURAL_OPTIMIZATION YES +) + #[============================================================================[ # Apply the platform dependent settings to the kernel image. #]============================================================================] |