28 lines
948 B
CMake
28 lines
948 B
CMake
# SPDX-License-Identifier: Apache-2.0
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# See root CMakeLists.txt for description and expectations of this macro
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#
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# NOTE: Some GNU toolchains break with plain '-Os' or '-Og', but is fixable
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# with tweaks. So allow user to override, via ifndef, the compile flags that
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# CONFIG_{NO,DEBUG,SPEED,SIZE}_OPTIMIZATIONS will cause, yet still leaving the
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# selection logic in kconfig.
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#
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# These macros leaves it up to the root CMakeLists.txt to choose the CMake
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# variable names to store the optimization flags in.
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macro(toolchain_cc_optimize_for_no_optimizations_flag dest_var_name)
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set_ifndef(${dest_var_name} "-O0")
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endmacro()
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macro(toolchain_cc_optimize_for_debug_flag dest_var_name)
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set_ifndef(${dest_var_name} "-Og")
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endmacro()
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macro(toolchain_cc_optimize_for_speed_flag dest_var_name)
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set_ifndef(${dest_var_name} "-O2")
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endmacro()
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macro(toolchain_cc_optimize_for_size_flag dest_var_name)
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set_ifndef(${dest_var_name} "-Os")
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endmacro()
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