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) < $< > $@
15 17
16 ifeq ($(CONFIG_ALTIVEC),y) 18 ifeq ($(CONFIG_ALTIVEC),y)
17 altivec_flags := -maltivec $(call cc-option,-m 19 altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
18 # Enable <altivec.h> <<
19 altivec_flags += -isystem $(shell $(CC) -print <<
20 20
21 ifdef CONFIG_CC_IS_CLANG 21 ifdef CONFIG_CC_IS_CLANG
22 # clang ppc port does not yet support -maltive 22 # clang ppc port does not yet support -maltivec when -msoft-float is
23 # enabled. A future release of clang will reso 23 # enabled. A future release of clang will resolve this
24 # https://llvm.org/pr31177 !! 24 # https://bugs.llvm.org/show_bug.cgi?id=31177
25 CFLAGS_REMOVE_altivec1.o += -msoft-float 25 CFLAGS_REMOVE_altivec1.o += -msoft-float
26 CFLAGS_REMOVE_altivec2.o += -msoft-float 26 CFLAGS_REMOVE_altivec2.o += -msoft-float
27 CFLAGS_REMOVE_altivec4.o += -msoft-float 27 CFLAGS_REMOVE_altivec4.o += -msoft-float
28 CFLAGS_REMOVE_altivec8.o += -msoft-float 28 CFLAGS_REMOVE_altivec8.o += -msoft-float
>> 29 CFLAGS_REMOVE_altivec8.o += -msoft-float
29 CFLAGS_REMOVE_vpermxor1.o += -msoft-float 30 CFLAGS_REMOVE_vpermxor1.o += -msoft-float
30 CFLAGS_REMOVE_vpermxor2.o += -msoft-float 31 CFLAGS_REMOVE_vpermxor2.o += -msoft-float
31 CFLAGS_REMOVE_vpermxor4.o += -msoft-float 32 CFLAGS_REMOVE_vpermxor4.o += -msoft-float
32 CFLAGS_REMOVE_vpermxor8.o += -msoft-float 33 CFLAGS_REMOVE_vpermxor8.o += -msoft-float
33 endif 34 endif
34 endif 35 endif
35 36
36 quiet_cmd_unroll = UNROLL $@ !! 37 # The GCC option -ffreestanding is required in order to compile code containing
37 cmd_unroll = $(AWK) -v N=$* -f $(src)/un !! 38 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
>> 39 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
>> 40 NEON_FLAGS := -ffreestanding
>> 41 ifeq ($(ARCH),arm)
>> 42 NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
>> 43 endif
>> 44 CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
>> 45 ifeq ($(ARCH),arm64)
>> 46 CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
>> 47 CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
>> 48 CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
>> 49 CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
>> 50 CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
>> 51 endif
>> 52 endif
>> 53
>> 54 targets += int1.c
>> 55 $(obj)/int1.c: UNROLL := 1
>> 56 $(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 57 $(call if_changed,unroll)
38 58
39 targets += int1.c int2.c int4.c int8.c !! 59 targets += int2.c
40 $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk !! 60 $(obj)/int2.c: UNROLL := 2
>> 61 $(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 62 $(call if_changed,unroll)
>> 63
>> 64 targets += int4.c
>> 65 $(obj)/int4.c: UNROLL := 4
>> 66 $(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 67 $(call if_changed,unroll)
>> 68
>> 69 targets += int8.c
>> 70 $(obj)/int8.c: UNROLL := 8
>> 71 $(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 72 $(call if_changed,unroll)
>> 73
>> 74 targets += int16.c
>> 75 $(obj)/int16.c: UNROLL := 16
>> 76 $(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 77 $(call if_changed,unroll)
>> 78
>> 79 targets += int32.c
>> 80 $(obj)/int32.c: UNROLL := 32
>> 81 $(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE
41 $(call if_changed,unroll) 82 $(call if_changed,unroll)
42 83
43 CFLAGS_altivec1.o += $(altivec_flags) 84 CFLAGS_altivec1.o += $(altivec_flags)
>> 85 targets += altivec1.c
>> 86 $(obj)/altivec1.c: UNROLL := 1
>> 87 $(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 88 $(call if_changed,unroll)
>> 89
44 CFLAGS_altivec2.o += $(altivec_flags) 90 CFLAGS_altivec2.o += $(altivec_flags)
>> 91 targets += altivec2.c
>> 92 $(obj)/altivec2.c: UNROLL := 2
>> 93 $(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 94 $(call if_changed,unroll)
>> 95
45 CFLAGS_altivec4.o += $(altivec_flags) 96 CFLAGS_altivec4.o += $(altivec_flags)
>> 97 targets += altivec4.c
>> 98 $(obj)/altivec4.c: UNROLL := 4
>> 99 $(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 100 $(call if_changed,unroll)
>> 101
46 CFLAGS_altivec8.o += $(altivec_flags) 102 CFLAGS_altivec8.o += $(altivec_flags)
47 targets += altivec1.c altivec2.c altivec4.c al !! 103 targets += altivec8.c
48 $(obj)/altivec%.c: $(src)/altivec.uc $(src)/un !! 104 $(obj)/altivec8.c: UNROLL := 8
>> 105 $(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
49 $(call if_changed,unroll) 106 $(call if_changed,unroll)
50 107
51 CFLAGS_vpermxor1.o += $(altivec_flags) 108 CFLAGS_vpermxor1.o += $(altivec_flags)
>> 109 targets += vpermxor1.c
>> 110 $(obj)/vpermxor1.c: UNROLL := 1
>> 111 $(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 112 $(call if_changed,unroll)
>> 113
52 CFLAGS_vpermxor2.o += $(altivec_flags) 114 CFLAGS_vpermxor2.o += $(altivec_flags)
>> 115 targets += vpermxor2.c
>> 116 $(obj)/vpermxor2.c: UNROLL := 2
>> 117 $(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 118 $(call if_changed,unroll)
>> 119
53 CFLAGS_vpermxor4.o += $(altivec_flags) 120 CFLAGS_vpermxor4.o += $(altivec_flags)
>> 121 targets += vpermxor4.c
>> 122 $(obj)/vpermxor4.c: UNROLL := 4
>> 123 $(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 124 $(call if_changed,unroll)
>> 125
54 CFLAGS_vpermxor8.o += $(altivec_flags) 126 CFLAGS_vpermxor8.o += $(altivec_flags)
55 targets += vpermxor1.c vpermxor2.c vpermxor4.c !! 127 targets += vpermxor8.c
56 $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/ !! 128 $(obj)/vpermxor8.c: UNROLL := 8
>> 129 $(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
>> 130 $(call if_changed,unroll)
>> 131
>> 132 CFLAGS_neon1.o += $(NEON_FLAGS)
>> 133 targets += neon1.c
>> 134 $(obj)/neon1.c: UNROLL := 1
>> 135 $(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 136 $(call if_changed,unroll)
>> 137
>> 138 CFLAGS_neon2.o += $(NEON_FLAGS)
>> 139 targets += neon2.c
>> 140 $(obj)/neon2.c: UNROLL := 2
>> 141 $(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 142 $(call if_changed,unroll)
>> 143
>> 144 CFLAGS_neon4.o += $(NEON_FLAGS)
>> 145 targets += neon4.c
>> 146 $(obj)/neon4.c: UNROLL := 4
>> 147 $(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE
57 $(call if_changed,unroll) 148 $(call if_changed,unroll)
58 149
59 CFLAGS_neon1.o += $(CC_FLAGS_FPU) !! 150 CFLAGS_neon8.o += $(NEON_FLAGS)
60 CFLAGS_neon2.o += $(CC_FLAGS_FPU) !! 151 targets += neon8.c
61 CFLAGS_neon4.o += $(CC_FLAGS_FPU) !! 152 $(obj)/neon8.c: UNROLL := 8
62 CFLAGS_neon8.o += $(CC_FLAGS_FPU) !! 153 $(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) 154 $(call if_changed,unroll)
72 155
73 targets += s390vx8.c 156 targets += s390vx8.c
74 $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unro !! 157 $(obj)/s390vx8.c: UNROLL := 8
>> 158 $(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
75 $(call if_changed,unroll) 159 $(call if_changed,unroll)
76 160
77 quiet_cmd_mktable = TABLE $@ 161 quiet_cmd_mktable = TABLE $@
78 cmd_mktable = $(obj)/mktables > $@ 162 cmd_mktable = $(obj)/mktables > $@
79 163
80 targets += tables.c 164 targets += tables.c
81 $(obj)/tables.c: $(obj)/mktables FORCE 165 $(obj)/tables.c: $(obj)/mktables FORCE
82 $(call if_changed,mktable) 166 $(call if_changed,mktable)
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