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Diffstat (limited to '')
| -rw-r--r-- | lib/raid6/Makefile | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile new file mode 100644 index 000000000..5e0d55c54 --- /dev/null +++ b/lib/raid6/Makefile @@ -0,0 +1,167 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_RAID6_PQ) += raid6_pq.o + +raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \ + int8.o int16.o int32.o + +raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o +raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \ + vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o +raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o +raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o + +hostprogs-y += mktables + +quiet_cmd_unroll = UNROLL $@ + cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \ + < $< > $@ || ( rm -f $@ && exit 1 ) + +ifeq ($(CONFIG_ALTIVEC),y) +altivec_flags := -maltivec $(call cc-option,-mabi=altivec) + +ifdef CONFIG_CC_IS_CLANG +# clang ppc port does not yet support -maltivec when -msoft-float is +# enabled. A future release of clang will resolve this +# https://bugs.llvm.org/show_bug.cgi?id=31177 +CFLAGS_REMOVE_altivec1.o += -msoft-float +CFLAGS_REMOVE_altivec2.o += -msoft-float +CFLAGS_REMOVE_altivec4.o += -msoft-float +CFLAGS_REMOVE_altivec8.o += -msoft-float +CFLAGS_REMOVE_altivec8.o += -msoft-float +CFLAGS_REMOVE_vpermxor1.o += -msoft-float +CFLAGS_REMOVE_vpermxor2.o += -msoft-float +CFLAGS_REMOVE_vpermxor4.o += -msoft-float +CFLAGS_REMOVE_vpermxor8.o += -msoft-float +endif +endif + +# The GCC option -ffreestanding is required in order to compile code containing +# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel) +ifeq ($(CONFIG_KERNEL_MODE_NEON),y) +NEON_FLAGS := -ffreestanding +ifeq ($(ARCH),arm) +NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon +endif +CFLAGS_recov_neon_inner.o += $(NEON_FLAGS) +ifeq ($(ARCH),arm64) +CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only +CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only +CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only +CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only +CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only +endif +endif + +targets += int1.c +$(obj)/int1.c: UNROLL := 1 +$(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += int2.c +$(obj)/int2.c: UNROLL := 2 +$(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += int4.c +$(obj)/int4.c: UNROLL := 4 +$(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += int8.c +$(obj)/int8.c: UNROLL := 8 +$(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += int16.c +$(obj)/int16.c: UNROLL := 16 +$(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += int32.c +$(obj)/int32.c: UNROLL := 32 +$(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_altivec1.o += $(altivec_flags) +targets += altivec1.c +$(obj)/altivec1.c: UNROLL := 1 +$(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_altivec2.o += $(altivec_flags) +targets += altivec2.c +$(obj)/altivec2.c: UNROLL := 2 +$(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_altivec4.o += $(altivec_flags) +targets += altivec4.c +$(obj)/altivec4.c: UNROLL := 4 +$(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_altivec8.o += $(altivec_flags) +targets += altivec8.c +$(obj)/altivec8.c: UNROLL := 8 +$(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_vpermxor1.o += $(altivec_flags) +targets += vpermxor1.c +$(obj)/vpermxor1.c: UNROLL := 1 +$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_vpermxor2.o += $(altivec_flags) +targets += vpermxor2.c +$(obj)/vpermxor2.c: UNROLL := 2 +$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_vpermxor4.o += $(altivec_flags) +targets += vpermxor4.c +$(obj)/vpermxor4.c: UNROLL := 4 +$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_vpermxor8.o += $(altivec_flags) +targets += vpermxor8.c +$(obj)/vpermxor8.c: UNROLL := 8 +$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_neon1.o += $(NEON_FLAGS) +targets += neon1.c +$(obj)/neon1.c: UNROLL := 1 +$(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_neon2.o += $(NEON_FLAGS) +targets += neon2.c +$(obj)/neon2.c: UNROLL := 2 +$(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_neon4.o += $(NEON_FLAGS) +targets += neon4.c +$(obj)/neon4.c: UNROLL := 4 +$(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +CFLAGS_neon8.o += $(NEON_FLAGS) +targets += neon8.c +$(obj)/neon8.c: UNROLL := 8 +$(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +targets += s390vx8.c +$(obj)/s390vx8.c: UNROLL := 8 +$(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE + $(call if_changed,unroll) + +quiet_cmd_mktable = TABLE $@ + cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 ) + +targets += tables.c +$(obj)/tables.c: $(obj)/mktables FORCE + $(call if_changed,mktable) |