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) < $< > $@ 17 18ifeq ($(CONFIG_ALTIVEC),y) 19altivec_flags := -maltivec $(call cc-option,-mabi=altivec) 20 21ifdef CONFIG_CC_IS_CLANG 22# clang ppc port does not yet support -maltivec when -msoft-float is 23# enabled. A future release of clang will resolve this 24# https://bugs.llvm.org/show_bug.cgi?id=31177 25CFLAGS_REMOVE_altivec1.o += -msoft-float 26CFLAGS_REMOVE_altivec2.o += -msoft-float 27CFLAGS_REMOVE_altivec4.o += -msoft-float 28CFLAGS_REMOVE_altivec8.o += -msoft-float 29CFLAGS_REMOVE_vpermxor1.o += -msoft-float 30CFLAGS_REMOVE_vpermxor2.o += -msoft-float 31CFLAGS_REMOVE_vpermxor4.o += -msoft-float 32CFLAGS_REMOVE_vpermxor8.o += -msoft-float 33endif 34endif 35 36# The GCC option -ffreestanding is required in order to compile code containing 37# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel) 38ifeq ($(CONFIG_KERNEL_MODE_NEON),y) 39NEON_FLAGS := -ffreestanding 40ifeq ($(ARCH),arm) 41NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon 42endif 43CFLAGS_recov_neon_inner.o += $(NEON_FLAGS) 44ifeq ($(ARCH),arm64) 45CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only 46CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only 47CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only 48CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only 49CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only 50endif 51endif 52 53targets += int1.c 54$(obj)/int1.c: UNROLL := 1 55$(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE 56 $(call if_changed,unroll) 57 58targets += int2.c 59$(obj)/int2.c: UNROLL := 2 60$(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE 61 $(call if_changed,unroll) 62 63targets += int4.c 64$(obj)/int4.c: UNROLL := 4 65$(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE 66 $(call if_changed,unroll) 67 68targets += int8.c 69$(obj)/int8.c: UNROLL := 8 70$(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE 71 $(call if_changed,unroll) 72 73targets += int16.c 74$(obj)/int16.c: UNROLL := 16 75$(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE 76 $(call if_changed,unroll) 77 78targets += int32.c 79$(obj)/int32.c: UNROLL := 32 80$(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE 81 $(call if_changed,unroll) 82 83CFLAGS_altivec1.o += $(altivec_flags) 84targets += altivec1.c 85$(obj)/altivec1.c: UNROLL := 1 86$(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 87 $(call if_changed,unroll) 88 89CFLAGS_altivec2.o += $(altivec_flags) 90targets += altivec2.c 91$(obj)/altivec2.c: UNROLL := 2 92$(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 93 $(call if_changed,unroll) 94 95CFLAGS_altivec4.o += $(altivec_flags) 96targets += altivec4.c 97$(obj)/altivec4.c: UNROLL := 4 98$(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 99 $(call if_changed,unroll) 100 101CFLAGS_altivec8.o += $(altivec_flags) 102targets += altivec8.c 103$(obj)/altivec8.c: UNROLL := 8 104$(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE 105 $(call if_changed,unroll) 106 107CFLAGS_vpermxor1.o += $(altivec_flags) 108targets += vpermxor1.c 109$(obj)/vpermxor1.c: UNROLL := 1 110$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 111 $(call if_changed,unroll) 112 113CFLAGS_vpermxor2.o += $(altivec_flags) 114targets += vpermxor2.c 115$(obj)/vpermxor2.c: UNROLL := 2 116$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 117 $(call if_changed,unroll) 118 119CFLAGS_vpermxor4.o += $(altivec_flags) 120targets += vpermxor4.c 121$(obj)/vpermxor4.c: UNROLL := 4 122$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 123 $(call if_changed,unroll) 124 125CFLAGS_vpermxor8.o += $(altivec_flags) 126targets += vpermxor8.c 127$(obj)/vpermxor8.c: UNROLL := 8 128$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE 129 $(call if_changed,unroll) 130 131CFLAGS_neon1.o += $(NEON_FLAGS) 132targets += neon1.c 133$(obj)/neon1.c: UNROLL := 1 134$(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE 135 $(call if_changed,unroll) 136 137CFLAGS_neon2.o += $(NEON_FLAGS) 138targets += neon2.c 139$(obj)/neon2.c: UNROLL := 2 140$(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE 141 $(call if_changed,unroll) 142 143CFLAGS_neon4.o += $(NEON_FLAGS) 144targets += neon4.c 145$(obj)/neon4.c: UNROLL := 4 146$(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE 147 $(call if_changed,unroll) 148 149CFLAGS_neon8.o += $(NEON_FLAGS) 150targets += neon8.c 151$(obj)/neon8.c: UNROLL := 8 152$(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE 153 $(call if_changed,unroll) 154 155targets += s390vx8.c 156$(obj)/s390vx8.c: UNROLL := 8 157$(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE 158 $(call if_changed,unroll) 159 160quiet_cmd_mktable = TABLE $@ 161 cmd_mktable = $(obj)/mktables > $@ 162 163targets += tables.c 164$(obj)/tables.c: $(obj)/mktables FORCE 165 $(call if_changed,mktable) 166