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kernel_module, sample_package: correctly forward Buildroot -O and -g flags

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readme: improve optimization documentation
This commit is contained in:
Ciro Santilli
2018-04-17 14:51:43 +01:00
parent ffa430eef9
commit 50f2518656
5 changed files with 83 additions and 50 deletions
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16
kernel_module/external.mk
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@@ -13,17 +13,17 @@ ifeq ($(BR2_PACKAGE_OPENBLAS),y)
endif
define KERNEL_MODULE_BUILD_CMDS
$(MAKE) -C '$(@D)/user' BR2_PACKAGE_OPENBLAS="$(BR2_PACKAGE_OPENBLAS)" CC="$(TARGET_CC)" LD="$(TARGET_LD)"
$(MAKE) -C '$(@D)/user' $(TARGET_CONFIGURE_OPTS) BR2_PACKAGE_OPENBLAS="$(BR2_PACKAGE_OPENBLAS)"
endef
define KERNEL_MODULE_INSTALL_TARGET_CMDS
# The modules are already installed by the kernel-module package type
# under /lib/modules/**, but let's also copy the modules to the root
# for insmod convenience.
#
# Modules can be still be easily inserted with "modprobe module" however.
$(INSTALL) -D -m 0655 $(@D)/*.ko '$(TARGET_DIR)'
$(INSTALL) -D -m 0755 $(@D)/user/*.out '$(TARGET_DIR)'
# The modules are already installed by the kernel-module package type
# under /lib/modules/**, but let's also copy the modules to the root
# for insmod convenience.
#
# Modules can be still be easily inserted with "modprobe module" however.
$(INSTALL) -D -m 0655 $(@D)/*.ko '$(TARGET_DIR)'
$(INSTALL) -D -m 0755 $(@D)/user/*.out '$(TARGET_DIR)'
endef
$(eval $(kernel-module))

2
kernel_module/user/Makefile
View File

@@ -1,6 +1,6 @@
.PHONY: all clean
CFLAGS_EXTRA ?= -ggdb3 -fopenmp -O0 -std=c99 -Wall -Werror -Wextra
CFLAGS_EXTRA ?= -fopenmp -std=c99 -Wall -Werror -Wextra
IN_EXT ?= .c
LIBS :=
OUT_EXT ?= .out