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-y += mktables
>> 14
>> 15 quiet_cmd_unroll = UNROLL $@
>> 16 cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \
>> 17 < $< > $@ || ( rm -f $@ && exit 1 )
15 18
16 ifeq ($(CONFIG_ALTIVEC),y) 19 ifeq ($(CONFIG_ALTIVEC),y)
17 altivec_flags := -maltivec $(call cc-option,-m 20 altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
18 # Enable <altivec.h> !! 21 endif
19 altivec_flags += -isystem $(shell $(CC) -print <<
20 22
21 ifdef CONFIG_CC_IS_CLANG !! 23 # The GCC option -ffreestanding is required in order to compile code containing
22 # clang ppc port does not yet support -maltive !! 24 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
23 # enabled. A future release of clang will reso !! 25 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
24 # https://llvm.org/pr31177 !! 26 NEON_FLAGS := -ffreestanding
25 CFLAGS_REMOVE_altivec1.o += -msoft-float !! 27 ifeq ($(ARCH),arm)
26 CFLAGS_REMOVE_altivec2.o += -msoft-float !! 28 NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon
27 CFLAGS_REMOVE_altivec4.o += -msoft-float !! 29 endif
28 CFLAGS_REMOVE_altivec8.o += -msoft-float !! 30 CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
29 CFLAGS_REMOVE_vpermxor1.o += -msoft-float !! 31 ifeq ($(ARCH),arm64)
30 CFLAGS_REMOVE_vpermxor2.o += -msoft-float !! 32 CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
31 CFLAGS_REMOVE_vpermxor4.o += -msoft-float !! 33 CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
32 CFLAGS_REMOVE_vpermxor8.o += -msoft-float !! 34 CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
>> 35 CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
>> 36 CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
33 endif 37 endif
34 endif 38 endif
35 39
36 quiet_cmd_unroll = UNROLL $@ !! 40 targets += int1.c
37 cmd_unroll = $(AWK) -v N=$* -f $(src)/un !! 41 $(obj)/int1.c: UNROLL := 1
>> 42 $(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 43 $(call if_changed,unroll)
>> 44
>> 45 targets += int2.c
>> 46 $(obj)/int2.c: UNROLL := 2
>> 47 $(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 48 $(call if_changed,unroll)
38 49
39 targets += int1.c int2.c int4.c int8.c !! 50 targets += int4.c
40 $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk !! 51 $(obj)/int4.c: UNROLL := 4
>> 52 $(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 53 $(call if_changed,unroll)
>> 54
>> 55 targets += int8.c
>> 56 $(obj)/int8.c: UNROLL := 8
>> 57 $(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 58 $(call if_changed,unroll)
>> 59
>> 60 targets += int16.c
>> 61 $(obj)/int16.c: UNROLL := 16
>> 62 $(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 63 $(call if_changed,unroll)
>> 64
>> 65 targets += int32.c
>> 66 $(obj)/int32.c: UNROLL := 32
>> 67 $(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE
41 $(call if_changed,unroll) 68 $(call if_changed,unroll)
42 69
43 CFLAGS_altivec1.o += $(altivec_flags) 70 CFLAGS_altivec1.o += $(altivec_flags)
>> 71 targets += altivec1.c
>> 72 $(obj)/altivec1.c: UNROLL := 1
>> 73 $(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 74 $(call if_changed,unroll)
>> 75
44 CFLAGS_altivec2.o += $(altivec_flags) 76 CFLAGS_altivec2.o += $(altivec_flags)
>> 77 targets += altivec2.c
>> 78 $(obj)/altivec2.c: UNROLL := 2
>> 79 $(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 80 $(call if_changed,unroll)
>> 81
45 CFLAGS_altivec4.o += $(altivec_flags) 82 CFLAGS_altivec4.o += $(altivec_flags)
>> 83 targets += altivec4.c
>> 84 $(obj)/altivec4.c: UNROLL := 4
>> 85 $(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 86 $(call if_changed,unroll)
>> 87
46 CFLAGS_altivec8.o += $(altivec_flags) 88 CFLAGS_altivec8.o += $(altivec_flags)
47 targets += altivec1.c altivec2.c altivec4.c al !! 89 targets += altivec8.c
48 $(obj)/altivec%.c: $(src)/altivec.uc $(src)/un !! 90 $(obj)/altivec8.c: UNROLL := 8
>> 91 $(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
49 $(call if_changed,unroll) 92 $(call if_changed,unroll)
50 93
51 CFLAGS_vpermxor1.o += $(altivec_flags) 94 CFLAGS_vpermxor1.o += $(altivec_flags)
>> 95 targets += vpermxor1.c
>> 96 $(obj)/vpermxor1.c: UNROLL := 1
>> 97 $(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 98 $(call if_changed,unroll)
>> 99
52 CFLAGS_vpermxor2.o += $(altivec_flags) 100 CFLAGS_vpermxor2.o += $(altivec_flags)
>> 101 targets += vpermxor2.c
>> 102 $(obj)/vpermxor2.c: UNROLL := 2
>> 103 $(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 104 $(call if_changed,unroll)
>> 105
53 CFLAGS_vpermxor4.o += $(altivec_flags) 106 CFLAGS_vpermxor4.o += $(altivec_flags)
>> 107 targets += vpermxor4.c
>> 108 $(obj)/vpermxor4.c: UNROLL := 4
>> 109 $(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 110 $(call if_changed,unroll)
>> 111
54 CFLAGS_vpermxor8.o += $(altivec_flags) 112 CFLAGS_vpermxor8.o += $(altivec_flags)
55 targets += vpermxor1.c vpermxor2.c vpermxor4.c !! 113 targets += vpermxor8.c
56 $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/ !! 114 $(obj)/vpermxor8.c: UNROLL := 8
>> 115 $(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 116 $(call if_changed,unroll)
>> 117
>> 118 CFLAGS_neon1.o += $(NEON_FLAGS)
>> 119 targets += neon1.c
>> 120 $(obj)/neon1.c: UNROLL := 1
>> 121 $(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 122 $(call if_changed,unroll)
>> 123
>> 124 CFLAGS_neon2.o += $(NEON_FLAGS)
>> 125 targets += neon2.c
>> 126 $(obj)/neon2.c: UNROLL := 2
>> 127 $(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 128 $(call if_changed,unroll)
>> 129
>> 130 CFLAGS_neon4.o += $(NEON_FLAGS)
>> 131 targets += neon4.c
>> 132 $(obj)/neon4.c: UNROLL := 4
>> 133 $(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE
57 $(call if_changed,unroll) 134 $(call if_changed,unroll)
58 135
59 CFLAGS_neon1.o += $(CC_FLAGS_FPU) !! 136 CFLAGS_neon8.o += $(NEON_FLAGS)
60 CFLAGS_neon2.o += $(CC_FLAGS_FPU) !! 137 targets += neon8.c
61 CFLAGS_neon4.o += $(CC_FLAGS_FPU) !! 138 $(obj)/neon8.c: UNROLL := 8
62 CFLAGS_neon8.o += $(CC_FLAGS_FPU) !! 139 $(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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 <<
70 $(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.a <<
71 $(call if_changed,unroll) 140 $(call if_changed,unroll)
72 141
73 targets += s390vx8.c 142 targets += s390vx8.c
74 $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unro !! 143 $(obj)/s390vx8.c: UNROLL := 8
>> 144 $(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
75 $(call if_changed,unroll) 145 $(call if_changed,unroll)
76 146
77 quiet_cmd_mktable = TABLE $@ 147 quiet_cmd_mktable = TABLE $@
78 cmd_mktable = $(obj)/mktables > $@ !! 148 cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
79 149
80 targets += tables.c 150 targets += tables.c
81 $(obj)/tables.c: $(obj)/mktables FORCE 151 $(obj)/tables.c: $(obj)/mktables FORCE
82 $(call if_changed,mktable) 152 $(call if_changed,mktable)
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