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epic: Add compiler optimizations #2170

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Mar 24, 2025
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epic: Add compiler optimizations #2170

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fc62680
epic: Add compiler optimizations
qnixsynapse Mar 23, 2025
59f1dfa
Remove -march=native flag
qnixsynapse Mar 24, 2025
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18 changes: 18 additions & 0 deletions engine/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -45,11 +45,29 @@ else()
message(STATUS "CORTEX_CQA is OFF.")
endif()

if(NOT CORTEX_CQA)
message(STATUS "Setting up optimization flags for Release builds")
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang|GNU")
# Add optimization flags for GCC/Clang
add_compile_options($<$<CONFIG:Release>:-O3>)
add_compile_options($<$<CONFIG:Release>:-flto>)
add_link_options($<$<CONFIG:Release>:-flto>)
elseif(MSVC)
# Add optimization flags for MSVC
add_compile_options($<$<CONFIG:Release>:/O2>)
# Optional: Link-time optimization
add_compile_options($<$<CONFIG:Release>:/GL>)
add_link_options($<$<CONFIG:Release>:/LTCG>)
endif()
endif()

if(MSVC)
add_compile_options(
$<$<CONFIG:>:/MT> #---------|
$<$<CONFIG:Debug>:/MTd> #---|-- Statically link the runtime libraries
$<$<CONFIG:Release>:/MT> #--|
$<$<CONFIG:Release>:/O2> #--|-- Optimize for speed in Release mode
$<$<CONFIG:Release>:/Ob2> #-|-- Inline any suitable function
)

add_compile_options(/utf-8)
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