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docs(build): update comments regarding -Os/Oz for kconfig compiler option

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Marius Vikhammer
2024-08-26 17:31:08 +08:00
parent 2d463ad18b
commit 289ceff0e0
2 changed files with 5 additions and 5 deletions
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6
Kconfig
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@@ -323,8 +323,8 @@ mainmenu "Espressif IoT Development Framework Configuration"
help help
This option sets compiler optimization level (gcc -O argument) for the app. This option sets compiler optimization level (gcc -O argument) for the app.
- The "Debug" setting will add the -0g flag to CFLAGS. - The "Debug" setting will add the -Og flag to CFLAGS.
- The "Size" setting will add the -0s flag to CFLAGS. - The "Size" setting will add the -Os flag to CFLAGS (-Oz with Clang).
- The "Performance" setting will add the -O2 flag to CFLAGS. - The "Performance" setting will add the -O2 flag to CFLAGS.
- The "None" setting will add the -O0 flag to CFLAGS. - The "None" setting will add the -O0 flag to CFLAGS.
@@ -345,7 +345,7 @@ mainmenu "Espressif IoT Development Framework Configuration"
config COMPILER_OPTIMIZATION_DEBUG config COMPILER_OPTIMIZATION_DEBUG
bool "Debug (-Og)" bool "Debug (-Og)"
config COMPILER_OPTIMIZATION_SIZE config COMPILER_OPTIMIZATION_SIZE
bool "Optimize for size (-Os)" bool "Optimize for size (-Os with GCC, -Oz with Clang)"
config COMPILER_OPTIMIZATION_PERF config COMPILER_OPTIMIZATION_PERF
bool "Optimize for performance (-O2)" bool "Optimize for performance (-O2)"
config COMPILER_OPTIMIZATION_NONE config COMPILER_OPTIMIZATION_NONE

4
components/bootloader/Kconfig.projbuild
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@@ -20,14 +20,14 @@ menu "Bootloader config"
This option sets compiler optimization level (gcc -O argument) This option sets compiler optimization level (gcc -O argument)
for the bootloader. for the bootloader.
- The default "Size" setting will add the -0s flag to CFLAGS. - The default "Size" setting will add the -Os (-Oz with clang) flag to CFLAGS.
- The "Debug" setting will add the -Og flag to CFLAGS. - The "Debug" setting will add the -Og flag to CFLAGS.
- The "Performance" setting will add the -O2 flag to CFLAGS. - The "Performance" setting will add the -O2 flag to CFLAGS.
Note that custom optimization levels may be unsupported. Note that custom optimization levels may be unsupported.
config BOOTLOADER_COMPILER_OPTIMIZATION_SIZE config BOOTLOADER_COMPILER_OPTIMIZATION_SIZE
bool "Size (-Os)" bool "Size (-Os with GCC, -Oz with Clang)"
config BOOTLOADER_COMPILER_OPTIMIZATION_DEBUG config BOOTLOADER_COMPILER_OPTIMIZATION_DEBUG
bool "Debug (-Og)" bool "Debug (-Og)"
config BOOTLOADER_COMPILER_OPTIMIZATION_PERF config BOOTLOADER_COMPILER_OPTIMIZATION_PERF