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-y += mktables 14 15quiet_cmd_unroll = UNROLL $@ 16 cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \ 17 < $< > $@ || ( rm -f $@ && exit 1 ) 18 19ifeq ($(CONFIG_ALTIVEC),y) 20altivec_flags := -maltivec $(call cc-option,-mabi=altivec) 21 22ifdef CONFIG_CC_IS_CLANG 23# clang ppc port does not yet support -maltivec when -msoft-float is 24# enabled. A future release of clang will resolve this 25# https://bugs.llvm.org/show_bug.cgi?id=31177 26CFLAGS_REMOVE_altivec1.o += -msoft-float 27CFLAGS_REMOVE_altivec2.o += -msoft-float 28CFLAGS_REMOVE_altivec4.o += -msoft-float 29CFLAGS_REMOVE_altivec8.o += -msoft-float 30CFLAGS_REMOVE_altivec8.o += -msoft-float 31CFLAGS_REMOVE_vpermxor1.o += -msoft-float 32CFLAGS_REMOVE_vpermxor2.o += -msoft-float 33CFLAGS_REMOVE_vpermxor4.o += -msoft-float 34CFLAGS_REMOVE_vpermxor8.o += -msoft-float 35endif 36endif 37 38# The GCC option -ffreestanding is required in order to compile code containing 39# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel) 40ifeq ($(CONFIG_KERNEL_MODE_NEON),y) 41NEON_FLAGS := -ffreestanding 42ifeq ($(ARCH),arm) 43NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon 44endif 45CFLAGS_recov_neon_inner.o += $(NEON_FLAGS) 46ifeq ($(ARCH),arm64) 47CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only 48CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only 49CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only 50CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only 51CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only 52endif 53endif 54 55targets += int1.c 56$(obj)/int1.c: UNROLL := 1 57$(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE 58 $(call if_changed,unroll) 59 60targets += int2.c 61$(obj)/int2.c: UNROLL := 2 62$(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE 63 $(call if_changed,unroll) 64 65targets += int4.c 66$(obj)/int4.c: UNROLL := 4 67$(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE 68 $(call if_changed,unroll) 69 70targets += int8.c 71$(obj)/int8.c: UNROLL := 8 72$(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE 73 $(call if_changed,unroll) 74 75targets += int16.c 76$(obj)/int16.c: UNROLL := 16 77$(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE 78 $(call if_changed,unroll) 79 80targets += int32.c 81$(obj)/int32.c: UNROLL := 32 82$(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE 83 $(call if_changed,unroll) 84 85CFLAGS_altivec1.o += $(altivec_flags) 86targets += altivec1.c 87$(obj)/altivec1.c: UNROLL := 1 88$(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 89 $(call if_changed,unroll) 90 91CFLAGS_altivec2.o += $(altivec_flags) 92targets += altivec2.c 93$(obj)/altivec2.c: UNROLL := 2 94$(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 95 $(call if_changed,unroll) 96 97CFLAGS_altivec4.o += $(altivec_flags) 98targets += altivec4.c 99$(obj)/altivec4.c: UNROLL := 4 100$(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 101 $(call if_changed,unroll) 102 103CFLAGS_altivec8.o += $(altivec_flags) 104targets += altivec8.c 105$(obj)/altivec8.c: UNROLL := 8 106$(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 107 $(call if_changed,unroll) 108 109CFLAGS_vpermxor1.o += $(altivec_flags) 110targets += vpermxor1.c 111$(obj)/vpermxor1.c: UNROLL := 1 112$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 113 $(call if_changed,unroll) 114 115CFLAGS_vpermxor2.o += $(altivec_flags) 116targets += vpermxor2.c 117$(obj)/vpermxor2.c: UNROLL := 2 118$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 119 $(call if_changed,unroll) 120 121CFLAGS_vpermxor4.o += $(altivec_flags) 122targets += vpermxor4.c 123$(obj)/vpermxor4.c: UNROLL := 4 124$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 125 $(call if_changed,unroll) 126 127CFLAGS_vpermxor8.o += $(altivec_flags) 128targets += vpermxor8.c 129$(obj)/vpermxor8.c: UNROLL := 8 130$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 131 $(call if_changed,unroll) 132 133CFLAGS_neon1.o += $(NEON_FLAGS) 134targets += neon1.c 135$(obj)/neon1.c: UNROLL := 1 136$(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE 137 $(call if_changed,unroll) 138 139CFLAGS_neon2.o += $(NEON_FLAGS) 140targets += neon2.c 141$(obj)/neon2.c: UNROLL := 2 142$(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE 143 $(call if_changed,unroll) 144 145CFLAGS_neon4.o += $(NEON_FLAGS) 146targets += neon4.c 147$(obj)/neon4.c: UNROLL := 4 148$(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE 149 $(call if_changed,unroll) 150 151CFLAGS_neon8.o += $(NEON_FLAGS) 152targets += neon8.c 153$(obj)/neon8.c: UNROLL := 8 154$(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE 155 $(call if_changed,unroll) 156 157targets += s390vx8.c 158$(obj)/s390vx8.c: UNROLL := 8 159$(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE 160 $(call if_changed,unroll) 161 162quiet_cmd_mktable = TABLE $@ 163 cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 ) 164 165targets += tables.c 166$(obj)/tables.c: $(obj)/mktables FORCE 167 $(call if_changed,mktable) 168