mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
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172caf1993
Since commit 9c2af1c737 ("kbuild: add .DELETE_ON_ERROR special
target"), the target file is automatically deleted on failure.
The boilerplate code
... || { rm -f $@; false; }
is unneeded.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
167 lines
5.1 KiB
Makefile
167 lines
5.1 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
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raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \
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int8.o int16.o int32.o
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raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o
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raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \
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vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o
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raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o
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raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o
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hostprogs-y += mktables
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quiet_cmd_unroll = UNROLL $@
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cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) < $< > $@
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ifeq ($(CONFIG_ALTIVEC),y)
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altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
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ifdef CONFIG_CC_IS_CLANG
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# clang ppc port does not yet support -maltivec when -msoft-float is
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# enabled. A future release of clang will resolve this
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# https://bugs.llvm.org/show_bug.cgi?id=31177
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CFLAGS_REMOVE_altivec1.o += -msoft-float
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CFLAGS_REMOVE_altivec2.o += -msoft-float
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CFLAGS_REMOVE_altivec4.o += -msoft-float
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CFLAGS_REMOVE_altivec8.o += -msoft-float
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CFLAGS_REMOVE_altivec8.o += -msoft-float
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CFLAGS_REMOVE_vpermxor1.o += -msoft-float
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CFLAGS_REMOVE_vpermxor2.o += -msoft-float
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CFLAGS_REMOVE_vpermxor4.o += -msoft-float
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CFLAGS_REMOVE_vpermxor8.o += -msoft-float
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endif
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endif
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# The GCC option -ffreestanding is required in order to compile code containing
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# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
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ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
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NEON_FLAGS := -ffreestanding
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ifeq ($(ARCH),arm)
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NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon
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endif
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CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
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ifeq ($(ARCH),arm64)
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CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
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endif
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endif
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targets += int1.c
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$(obj)/int1.c: UNROLL := 1
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$(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int2.c
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$(obj)/int2.c: UNROLL := 2
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$(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int4.c
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$(obj)/int4.c: UNROLL := 4
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$(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int8.c
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$(obj)/int8.c: UNROLL := 8
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$(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int16.c
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$(obj)/int16.c: UNROLL := 16
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$(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int32.c
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$(obj)/int32.c: UNROLL := 32
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$(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec1.o += $(altivec_flags)
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targets += altivec1.c
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$(obj)/altivec1.c: UNROLL := 1
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$(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec2.o += $(altivec_flags)
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targets += altivec2.c
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$(obj)/altivec2.c: UNROLL := 2
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$(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec4.o += $(altivec_flags)
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targets += altivec4.c
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$(obj)/altivec4.c: UNROLL := 4
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$(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec8.o += $(altivec_flags)
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targets += altivec8.c
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$(obj)/altivec8.c: UNROLL := 8
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$(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_vpermxor1.o += $(altivec_flags)
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targets += vpermxor1.c
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$(obj)/vpermxor1.c: UNROLL := 1
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$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_vpermxor2.o += $(altivec_flags)
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targets += vpermxor2.c
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$(obj)/vpermxor2.c: UNROLL := 2
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$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_vpermxor4.o += $(altivec_flags)
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targets += vpermxor4.c
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$(obj)/vpermxor4.c: UNROLL := 4
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$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_vpermxor8.o += $(altivec_flags)
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targets += vpermxor8.c
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$(obj)/vpermxor8.c: UNROLL := 8
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$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon1.o += $(NEON_FLAGS)
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targets += neon1.c
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$(obj)/neon1.c: UNROLL := 1
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$(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon2.o += $(NEON_FLAGS)
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targets += neon2.c
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$(obj)/neon2.c: UNROLL := 2
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$(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon4.o += $(NEON_FLAGS)
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targets += neon4.c
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$(obj)/neon4.c: UNROLL := 4
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$(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon8.o += $(NEON_FLAGS)
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targets += neon8.c
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$(obj)/neon8.c: UNROLL := 8
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$(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += s390vx8.c
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$(obj)/s390vx8.c: UNROLL := 8
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$(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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quiet_cmd_mktable = TABLE $@
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cmd_mktable = $(obj)/mktables > $@
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targets += tables.c
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$(obj)/tables.c: $(obj)/mktables FORCE
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$(call if_changed,mktable)
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