1# SPDX-License-Identifier: GPL-2.0 2obj-$(CONFIG_RAID6_PQ) += raid6_pq.o 3 4raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \ 5 int8.o int16.o int32.o 6 7raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o 8raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \ 9 vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o 10raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o 11raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o 12 13hostprogs += mktables 14 15ifeq ($(CONFIG_ALTIVEC),y) 16altivec_flags := -maltivec $(call cc-option,-mabi=altivec) 17# Enable <altivec.h> 18altivec_flags += -isystem $(shell $(CC) -print-file-name=include) 19 20ifdef CONFIG_CC_IS_CLANG 21# clang ppc port does not yet support -maltivec when -msoft-float is 22# enabled. A future release of clang will resolve this 23# https://bugs.llvm.org/show_bug.cgi?id=31177 24CFLAGS_REMOVE_altivec1.o += -msoft-float 25CFLAGS_REMOVE_altivec2.o += -msoft-float 26CFLAGS_REMOVE_altivec4.o += -msoft-float 27CFLAGS_REMOVE_altivec8.o += -msoft-float 28CFLAGS_REMOVE_vpermxor1.o += -msoft-float 29CFLAGS_REMOVE_vpermxor2.o += -msoft-float 30CFLAGS_REMOVE_vpermxor4.o += -msoft-float 31CFLAGS_REMOVE_vpermxor8.o += -msoft-float 32endif 33endif 34 35# The GCC option -ffreestanding is required in order to compile code containing 36# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel) 37ifeq ($(CONFIG_KERNEL_MODE_NEON),y) 38NEON_FLAGS := -ffreestanding 39# Enable <arm_neon.h> 40NEON_FLAGS += -isystem $(shell $(CC) -print-file-name=include) 41ifeq ($(ARCH),arm) 42NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon 43endif 44CFLAGS_recov_neon_inner.o += $(NEON_FLAGS) 45ifeq ($(ARCH),arm64) 46CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only 47CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only 48CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only 49CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only 50CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only 51endif 52endif 53 54quiet_cmd_unroll = UNROLL $@ 55 cmd_unroll = $(AWK) -v N=$* -f $(srctree)/$(src)/unroll.awk < $< > $@ 56 57targets += int1.c int2.c int4.c int8.c int16.c int32.c 58$(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE 59 $(call if_changed,unroll) 60 61CFLAGS_altivec1.o += $(altivec_flags) 62CFLAGS_altivec2.o += $(altivec_flags) 63CFLAGS_altivec4.o += $(altivec_flags) 64CFLAGS_altivec8.o += $(altivec_flags) 65targets += altivec1.c altivec2.c altivec4.c altivec8.c 66$(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 67 $(call if_changed,unroll) 68 69CFLAGS_vpermxor1.o += $(altivec_flags) 70CFLAGS_vpermxor2.o += $(altivec_flags) 71CFLAGS_vpermxor4.o += $(altivec_flags) 72CFLAGS_vpermxor8.o += $(altivec_flags) 73targets += vpermxor1.c vpermxor2.c vpermxor4.c vpermxor8.c 74$(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 75 $(call if_changed,unroll) 76 77CFLAGS_neon1.o += $(NEON_FLAGS) 78CFLAGS_neon2.o += $(NEON_FLAGS) 79CFLAGS_neon4.o += $(NEON_FLAGS) 80CFLAGS_neon8.o += $(NEON_FLAGS) 81targets += neon1.c neon2.c neon4.c neon8.c 82$(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE 83 $(call if_changed,unroll) 84 85targets += s390vx8.c 86$(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE 87 $(call if_changed,unroll) 88 89quiet_cmd_mktable = TABLE $@ 90 cmd_mktable = $(obj)/mktables > $@ 91 92targets += tables.c 93$(obj)/tables.c: $(obj)/mktables FORCE 94 $(call if_changed,mktable) 95