1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 obj-$(CONFIG_RAID6_PQ) += raid6_pq.o 2 obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
3 3
4 raid6_pq-y += algos.o recov.o tables.o in 4 raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \
5 int8.o !! 5 int8.o int16.o int32.o
6 6
7 raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_ 7 raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o
8 raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altiv 8 raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \
9 vpermxor1.o vper 9 vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o
10 raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o 10 raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o
11 raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s39 11 raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o
12 raid6_pq-$(CONFIG_LOONGARCH) += loongarch_simd <<
13 12
14 hostprogs += mktables 13 hostprogs += mktables
15 14
16 ifeq ($(CONFIG_ALTIVEC),y) 15 ifeq ($(CONFIG_ALTIVEC),y)
17 altivec_flags := -maltivec $(call cc-option,-m 16 altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
18 # Enable <altivec.h> <<
19 altivec_flags += -isystem $(shell $(CC) -print <<
20 17
21 ifdef CONFIG_CC_IS_CLANG 18 ifdef CONFIG_CC_IS_CLANG
22 # clang ppc port does not yet support -maltive 19 # clang ppc port does not yet support -maltivec when -msoft-float is
23 # enabled. A future release of clang will reso 20 # enabled. A future release of clang will resolve this
24 # https://llvm.org/pr31177 !! 21 # https://bugs.llvm.org/show_bug.cgi?id=31177
25 CFLAGS_REMOVE_altivec1.o += -msoft-float 22 CFLAGS_REMOVE_altivec1.o += -msoft-float
26 CFLAGS_REMOVE_altivec2.o += -msoft-float 23 CFLAGS_REMOVE_altivec2.o += -msoft-float
27 CFLAGS_REMOVE_altivec4.o += -msoft-float 24 CFLAGS_REMOVE_altivec4.o += -msoft-float
28 CFLAGS_REMOVE_altivec8.o += -msoft-float 25 CFLAGS_REMOVE_altivec8.o += -msoft-float
29 CFLAGS_REMOVE_vpermxor1.o += -msoft-float 26 CFLAGS_REMOVE_vpermxor1.o += -msoft-float
30 CFLAGS_REMOVE_vpermxor2.o += -msoft-float 27 CFLAGS_REMOVE_vpermxor2.o += -msoft-float
31 CFLAGS_REMOVE_vpermxor4.o += -msoft-float 28 CFLAGS_REMOVE_vpermxor4.o += -msoft-float
32 CFLAGS_REMOVE_vpermxor8.o += -msoft-float 29 CFLAGS_REMOVE_vpermxor8.o += -msoft-float
33 endif 30 endif
34 endif 31 endif
35 32
>> 33 # The GCC option -ffreestanding is required in order to compile code containing
>> 34 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
>> 35 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
>> 36 NEON_FLAGS := -ffreestanding
>> 37 ifeq ($(ARCH),arm)
>> 38 NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
>> 39 endif
>> 40 CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
>> 41 ifeq ($(ARCH),arm64)
>> 42 CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
>> 43 CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
>> 44 CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
>> 45 CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
>> 46 CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
>> 47 endif
>> 48 endif
>> 49
36 quiet_cmd_unroll = UNROLL $@ 50 quiet_cmd_unroll = UNROLL $@
37 cmd_unroll = $(AWK) -v N=$* -f $(src)/un !! 51 cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$* < $< > $@
38 52
39 targets += int1.c int2.c int4.c int8.c !! 53 targets += int1.c int2.c int4.c int8.c int16.c int32.c
40 $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk 54 $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE
41 $(call if_changed,unroll) 55 $(call if_changed,unroll)
42 56
43 CFLAGS_altivec1.o += $(altivec_flags) 57 CFLAGS_altivec1.o += $(altivec_flags)
44 CFLAGS_altivec2.o += $(altivec_flags) 58 CFLAGS_altivec2.o += $(altivec_flags)
45 CFLAGS_altivec4.o += $(altivec_flags) 59 CFLAGS_altivec4.o += $(altivec_flags)
46 CFLAGS_altivec8.o += $(altivec_flags) 60 CFLAGS_altivec8.o += $(altivec_flags)
47 targets += altivec1.c altivec2.c altivec4.c al 61 targets += altivec1.c altivec2.c altivec4.c altivec8.c
48 $(obj)/altivec%.c: $(src)/altivec.uc $(src)/un 62 $(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
49 $(call if_changed,unroll) 63 $(call if_changed,unroll)
50 64
51 CFLAGS_vpermxor1.o += $(altivec_flags) 65 CFLAGS_vpermxor1.o += $(altivec_flags)
52 CFLAGS_vpermxor2.o += $(altivec_flags) 66 CFLAGS_vpermxor2.o += $(altivec_flags)
53 CFLAGS_vpermxor4.o += $(altivec_flags) 67 CFLAGS_vpermxor4.o += $(altivec_flags)
54 CFLAGS_vpermxor8.o += $(altivec_flags) 68 CFLAGS_vpermxor8.o += $(altivec_flags)
55 targets += vpermxor1.c vpermxor2.c vpermxor4.c 69 targets += vpermxor1.c vpermxor2.c vpermxor4.c vpermxor8.c
56 $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/ 70 $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
57 $(call if_changed,unroll) 71 $(call if_changed,unroll)
58 72
59 CFLAGS_neon1.o += $(CC_FLAGS_FPU) !! 73 CFLAGS_neon1.o += $(NEON_FLAGS)
60 CFLAGS_neon2.o += $(CC_FLAGS_FPU) !! 74 CFLAGS_neon2.o += $(NEON_FLAGS)
61 CFLAGS_neon4.o += $(CC_FLAGS_FPU) !! 75 CFLAGS_neon4.o += $(NEON_FLAGS)
62 CFLAGS_neon8.o += $(CC_FLAGS_FPU) !! 76 CFLAGS_neon8.o += $(NEON_FLAGS)
63 CFLAGS_recov_neon_inner.o += $(CC_FLAGS_FPU) <<
64 CFLAGS_REMOVE_neon1.o += $(CC_FLAGS_NO_FPU) <<
65 CFLAGS_REMOVE_neon2.o += $(CC_FLAGS_NO_FPU) <<
66 CFLAGS_REMOVE_neon4.o += $(CC_FLAGS_NO_FPU) <<
67 CFLAGS_REMOVE_neon8.o += $(CC_FLAGS_NO_FPU) <<
68 CFLAGS_REMOVE_recov_neon_inner.o += $(CC_FLAGS <<
69 targets += neon1.c neon2.c neon4.c neon8.c 77 targets += neon1.c neon2.c neon4.c neon8.c
70 $(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.a 78 $(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE
71 $(call if_changed,unroll) 79 $(call if_changed,unroll)
72 80
73 targets += s390vx8.c 81 targets += s390vx8.c
74 $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unro 82 $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
75 $(call if_changed,unroll) 83 $(call if_changed,unroll)
76 84
77 quiet_cmd_mktable = TABLE $@ 85 quiet_cmd_mktable = TABLE $@
78 cmd_mktable = $(obj)/mktables > $@ 86 cmd_mktable = $(obj)/mktables > $@
79 87
80 targets += tables.c 88 targets += tables.c
81 $(obj)/tables.c: $(obj)/mktables FORCE 89 $(obj)/tables.c: $(obj)/mktables FORCE
82 $(call if_changed,mktable) 90 $(call if_changed,mktable)
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