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 <<
10 raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o 9 raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o
>> 10 raid6_pq-$(CONFIG_TILEGX) += tilegx8.o
11 raid6_pq-$(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> <<
19 altivec_flags += -isystem $(shell $(CC) -print <<
20 21
21 ifdef CONFIG_CC_IS_CLANG !! 22 ifeq ($(cc-name),clang)
22 # clang ppc port does not yet support -maltive 23 # clang ppc port does not yet support -maltivec when -msoft-float is
23 # enabled. A future release of clang will reso 24 # enabled. A future release of clang will resolve this
24 # https://llvm.org/pr31177 !! 25 # https://bugs.llvm.org/show_bug.cgi?id=31177
25 CFLAGS_REMOVE_altivec1.o += -msoft-float 26 CFLAGS_REMOVE_altivec1.o += -msoft-float
26 CFLAGS_REMOVE_altivec2.o += -msoft-float 27 CFLAGS_REMOVE_altivec2.o += -msoft-float
27 CFLAGS_REMOVE_altivec4.o += -msoft-float 28 CFLAGS_REMOVE_altivec4.o += -msoft-float
28 CFLAGS_REMOVE_altivec8.o += -msoft-float 29 CFLAGS_REMOVE_altivec8.o += -msoft-float
>> 30 CFLAGS_REMOVE_altivec8.o += -msoft-float
29 CFLAGS_REMOVE_vpermxor1.o += -msoft-float 31 CFLAGS_REMOVE_vpermxor1.o += -msoft-float
30 CFLAGS_REMOVE_vpermxor2.o += -msoft-float 32 CFLAGS_REMOVE_vpermxor2.o += -msoft-float
31 CFLAGS_REMOVE_vpermxor4.o += -msoft-float 33 CFLAGS_REMOVE_vpermxor4.o += -msoft-float
32 CFLAGS_REMOVE_vpermxor8.o += -msoft-float 34 CFLAGS_REMOVE_vpermxor8.o += -msoft-float
33 endif 35 endif
34 endif 36 endif
35 37
36 quiet_cmd_unroll = UNROLL $@ !! 38 # The GCC option -ffreestanding is required in order to compile code containing
37 cmd_unroll = $(AWK) -v N=$* -f $(src)/un !! 39 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
>> 40 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
>> 41 NEON_FLAGS := -ffreestanding
>> 42 ifeq ($(ARCH),arm)
>> 43 NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
>> 44 endif
>> 45 CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
>> 46 ifeq ($(ARCH),arm64)
>> 47 CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
>> 48 CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
>> 49 CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
>> 50 CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
>> 51 CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
>> 52 endif
>> 53 endif
>> 54
>> 55 targets += 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
>> 60 targets += 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
>> 65 targets += 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
>> 70 targets += int8.c
>> 71 $(obj)/int8.c: UNROLL := 8
>> 72 $(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 73 $(call if_changed,unroll)
38 74
39 targets += int1.c int2.c int4.c int8.c !! 75 targets += int16.c
40 $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk !! 76 $(obj)/int16.c: UNROLL := 16
>> 77 $(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE
>> 78 $(call if_changed,unroll)
>> 79
>> 80 targets += int32.c
>> 81 $(obj)/int32.c: UNROLL := 32
>> 82 $(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE
41 $(call if_changed,unroll) 83 $(call if_changed,unroll)
42 84
43 CFLAGS_altivec1.o += $(altivec_flags) 85 CFLAGS_altivec1.o += $(altivec_flags)
>> 86 targets += 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
44 CFLAGS_altivec2.o += $(altivec_flags) 91 CFLAGS_altivec2.o += $(altivec_flags)
>> 92 targets += 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
45 CFLAGS_altivec4.o += $(altivec_flags) 97 CFLAGS_altivec4.o += $(altivec_flags)
>> 98 targets += 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
46 CFLAGS_altivec8.o += $(altivec_flags) 103 CFLAGS_altivec8.o += $(altivec_flags)
47 targets += altivec1.c altivec2.c altivec4.c al !! 104 targets += altivec8.c
48 $(obj)/altivec%.c: $(src)/altivec.uc $(src)/un !! 105 $(obj)/altivec8.c: UNROLL := 8
>> 106 $(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
>> 107 $(call if_changed,unroll)
>> 108
>> 109 CFLAGS_neon1.o += $(NEON_FLAGS)
>> 110 targets += neon1.c
>> 111 $(obj)/neon1.c: UNROLL := 1
>> 112 $(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 113 $(call if_changed,unroll)
>> 114
>> 115 CFLAGS_neon2.o += $(NEON_FLAGS)
>> 116 targets += neon2.c
>> 117 $(obj)/neon2.c: UNROLL := 2
>> 118 $(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 119 $(call if_changed,unroll)
>> 120
>> 121 CFLAGS_neon4.o += $(NEON_FLAGS)
>> 122 targets += neon4.c
>> 123 $(obj)/neon4.c: UNROLL := 4
>> 124 $(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE
>> 125 $(call if_changed,unroll)
>> 126
>> 127 CFLAGS_neon8.o += $(NEON_FLAGS)
>> 128 targets += neon8.c
>> 129 $(obj)/neon8.c: UNROLL := 8
>> 130 $(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE
49 $(call if_changed,unroll) 131 $(call if_changed,unroll)
50 132
51 CFLAGS_vpermxor1.o += $(altivec_flags) !! 133 targets += tilegx8.c
52 CFLAGS_vpermxor2.o += $(altivec_flags) !! 134 $(obj)/tilegx8.c: UNROLL := 8
53 CFLAGS_vpermxor4.o += $(altivec_flags) !! 135 $(obj)/tilegx8.c: $(src)/tilegx.uc $(src)/unroll.awk FORCE
54 CFLAGS_vpermxor8.o += $(altivec_flags) <<
55 targets += vpermxor1.c vpermxor2.c vpermxor4.c <<
56 $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/ <<
57 $(call if_changed,unroll) <<
58 <<
59 CFLAGS_neon1.o += $(CC_FLAGS_FPU) <<
60 CFLAGS_neon2.o += $(CC_FLAGS_FPU) <<
61 CFLAGS_neon4.o += $(CC_FLAGS_FPU) <<
62 CFLAGS_neon8.o += $(CC_FLAGS_FPU) <<
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) 136 $(call if_changed,unroll)
72 137
73 targets += s390vx8.c 138 targets += s390vx8.c
74 $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unro !! 139 $(obj)/s390vx8.c: UNROLL := 8
>> 140 $(obj)/s390vx8.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
75 $(call if_changed,unroll) 141 $(call if_changed,unroll)
76 142
77 quiet_cmd_mktable = TABLE $@ 143 quiet_cmd_mktable = TABLE $@
78 cmd_mktable = $(obj)/mktables > $@ !! 144 cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
79 145
80 targets += tables.c 146 targets += tables.c
81 $(obj)/tables.c: $(obj)/mktables FORCE 147 $(obj)/tables.c: $(obj)/mktables FORCE
82 $(call if_changed,mktable) 148 $(call if_changed,mktable)
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