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Merge pull request #44 from zsa/enable_lto_option

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Add option to enable LTO easily  (#5674)
This commit is contained in:
Florian Didron
2019-05-06 10:32:42 +09:00
committed by GitHub
parent 3c5dd583e1 c7d9b48cc9
commit 43aae47b38
3 changed files with 11 additions and 2 deletions
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3
changelog.md
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@@ -13,4 +13,5 @@
04-22-2019 - Add Split RGB support
04-24-2019 - fix LIB_SRC and QUANTUM_LIB_SRC for ARM
04-24-2019 - Add RGB Split fixes and RGB Names
05-05-2019 - Fix issue with Space Cadet
05-05-2019 - Add `LINK_TIME_OPTIMIZATION_ENABLE` to enable LTO and disable problematic features that cause LTO to fail
05-05-2019 - Fix issue with Space Cadet

3
show_options.mk
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@@ -88,7 +88,8 @@ OTHER_OPTION_NAMES = \
RGB_MATRIX_KEYPRESSES \
LED_MIRRORED \
RGBLIGHT_FULL_POWER \
Link_Time_Optimization
Link_Time_Optimization \
LINK_TIME_OPTIMIZATION_ENABLE
define NAME_ECHO
@echo " $1 = $($1) # $(origin $1)"

7
tmk_core/common.mk
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@@ -208,6 +208,13 @@ ifeq ($(strip $(SHARED_EP_ENABLE)), yes)
TMK_COMMON_DEFS += -DSHARED_EP_ENABLE
endif
ifeq ($(strip $(LINK_TIME_OPTIMIZATION_ENABLE)), yes)
EXTRAFLAGS += -flto
TMK_COMMON_DEFS += -DLINK_TIME_OPTIMIZATION_ENABLE
TMK_COMMON_DEFS += -DNO_ACTION_MACRO
TMK_COMMON_DEFS += -DNO_ACTION_FUNCTION
endif
# Bootloader address
ifdef STM32_BOOTLOADER_ADDRESS
TMK_COMMON_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS)