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	+= mktables
 
 
 
 
14
15ifeq ($(CONFIG_ALTIVEC),y)
16altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
17
18ifdef CONFIG_CC_IS_CLANG
19# clang ppc port does not yet support -maltivec when -msoft-float is
20# enabled. A future release of clang will resolve this
21# https://bugs.llvm.org/show_bug.cgi?id=31177
22CFLAGS_REMOVE_altivec1.o  += -msoft-float
23CFLAGS_REMOVE_altivec2.o  += -msoft-float
24CFLAGS_REMOVE_altivec4.o  += -msoft-float
25CFLAGS_REMOVE_altivec8.o  += -msoft-float
26CFLAGS_REMOVE_vpermxor1.o += -msoft-float
27CFLAGS_REMOVE_vpermxor2.o += -msoft-float
28CFLAGS_REMOVE_vpermxor4.o += -msoft-float
29CFLAGS_REMOVE_vpermxor8.o += -msoft-float
30endif
31endif
32
33# The GCC option -ffreestanding is required in order to compile code containing
34# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
35ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
36NEON_FLAGS := -ffreestanding
37ifeq ($(ARCH),arm)
38NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
39endif
40CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
41ifeq ($(ARCH),arm64)
42CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
43CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
44CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
45CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
46CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
47endif
48endif
49
50quiet_cmd_unroll = UNROLL  $@
51      cmd_unroll = $(AWK) -v N=$* -f $(srctree)/$(src)/unroll.awk < $< > $@
 
 
 
 
 
 
 
52
53targets += int1.c int2.c int4.c int8.c int16.c int32.c
54$(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
55	$(call if_changed,unroll)
56
57CFLAGS_altivec1.o += $(altivec_flags)
 
 
 
 
 
58CFLAGS_altivec2.o += $(altivec_flags)
 
 
 
 
 
59CFLAGS_altivec4.o += $(altivec_flags)
 
 
 
 
 
60CFLAGS_altivec8.o += $(altivec_flags)
61targets += altivec1.c altivec2.c altivec4.c altivec8.c
62$(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
 
63	$(call if_changed,unroll)
64
65CFLAGS_vpermxor1.o += $(altivec_flags)
 
 
 
 
 
66CFLAGS_vpermxor2.o += $(altivec_flags)
 
 
 
 
 
67CFLAGS_vpermxor4.o += $(altivec_flags)
 
 
 
 
 
68CFLAGS_vpermxor8.o += $(altivec_flags)
69targets += vpermxor1.c vpermxor2.c vpermxor4.c vpermxor8.c
70$(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
 
71	$(call if_changed,unroll)
72
73CFLAGS_neon1.o += $(NEON_FLAGS)
 
 
 
 
 
74CFLAGS_neon2.o += $(NEON_FLAGS)
 
 
 
 
 
75CFLAGS_neon4.o += $(NEON_FLAGS)
 
 
 
 
 
76CFLAGS_neon8.o += $(NEON_FLAGS)
77targets += neon1.c neon2.c neon4.c neon8.c
78$(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE
 
79	$(call if_changed,unroll)
80
81targets += s390vx8.c
82$(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
 
83	$(call if_changed,unroll)
84
85quiet_cmd_mktable = TABLE   $@
86      cmd_mktable = $(obj)/mktables > $@
87
88targets += tables.c
89$(obj)/tables.c: $(obj)/mktables FORCE
90	$(call if_changed,mktable)

  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                   < $< > $@ || ( rm -f $@ && exit 1 )
 18
 19ifeq ($(CONFIG_ALTIVEC),y)
 20altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 21endif
 22
 23# The GCC option -ffreestanding is required in order to compile code containing
 24# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
 25ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
 26NEON_FLAGS := -ffreestanding
 27ifeq ($(ARCH),arm)
 28NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon
 29endif
 30CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
 31ifeq ($(ARCH),arm64)
 32CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
 33CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
 34CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
 35CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
 36CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
 37endif
 38endif
 39
 40targets += int1.c
 41$(obj)/int1.c:   UNROLL := 1
 42$(obj)/int1.c:   $(src)/int.uc $(src)/unroll.awk FORCE
 43	$(call if_changed,unroll)
 44
 45targets += int2.c
 46$(obj)/int2.c:   UNROLL := 2
 47$(obj)/int2.c:   $(src)/int.uc $(src)/unroll.awk FORCE
 48	$(call if_changed,unroll)
 49
 50targets += int4.c
 51$(obj)/int4.c:   UNROLL := 4
 52$(obj)/int4.c:   $(src)/int.uc $(src)/unroll.awk FORCE
 53	$(call if_changed,unroll)
 54
 55targets += int8.c
 56$(obj)/int8.c:   UNROLL := 8
 57$(obj)/int8.c:   $(src)/int.uc $(src)/unroll.awk FORCE
 58	$(call if_changed,unroll)
 59
 60targets += int16.c
 61$(obj)/int16.c:  UNROLL := 16
 62$(obj)/int16.c:  $(src)/int.uc $(src)/unroll.awk FORCE
 63	$(call if_changed,unroll)
 64
 65targets += int32.c
 66$(obj)/int32.c:  UNROLL := 32
 67$(obj)/int32.c:  $(src)/int.uc $(src)/unroll.awk FORCE
 68	$(call if_changed,unroll)
 69
 70CFLAGS_altivec1.o += $(altivec_flags)
 71targets += altivec1.c
 72$(obj)/altivec1.c:   UNROLL := 1
 73$(obj)/altivec1.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
 74	$(call if_changed,unroll)
 75
 76CFLAGS_altivec2.o += $(altivec_flags)
 77targets += altivec2.c
 78$(obj)/altivec2.c:   UNROLL := 2
 79$(obj)/altivec2.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
 80	$(call if_changed,unroll)
 81
 82CFLAGS_altivec4.o += $(altivec_flags)
 83targets += altivec4.c
 84$(obj)/altivec4.c:   UNROLL := 4
 85$(obj)/altivec4.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
 86	$(call if_changed,unroll)
 87
 88CFLAGS_altivec8.o += $(altivec_flags)
 89targets += altivec8.c
 90$(obj)/altivec8.c:   UNROLL := 8
 91$(obj)/altivec8.c:   $(src)/altivec.uc $(src)/unroll.awk FORCE
 92	$(call if_changed,unroll)
 93
 94CFLAGS_vpermxor1.o += $(altivec_flags)
 95targets += vpermxor1.c
 96$(obj)/vpermxor1.c: UNROLL := 1
 97$(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
 98	$(call if_changed,unroll)
 99
100CFLAGS_vpermxor2.o += $(altivec_flags)
101targets += vpermxor2.c
102$(obj)/vpermxor2.c: UNROLL := 2
103$(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
104	$(call if_changed,unroll)
105
106CFLAGS_vpermxor4.o += $(altivec_flags)
107targets += vpermxor4.c
108$(obj)/vpermxor4.c: UNROLL := 4
109$(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
110	$(call if_changed,unroll)
111
112CFLAGS_vpermxor8.o += $(altivec_flags)
113targets += vpermxor8.c
114$(obj)/vpermxor8.c: UNROLL := 8
115$(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
116	$(call if_changed,unroll)
117
118CFLAGS_neon1.o += $(NEON_FLAGS)
119targets += neon1.c
120$(obj)/neon1.c:   UNROLL := 1
121$(obj)/neon1.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
122	$(call if_changed,unroll)
123
124CFLAGS_neon2.o += $(NEON_FLAGS)
125targets += neon2.c
126$(obj)/neon2.c:   UNROLL := 2
127$(obj)/neon2.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
128	$(call if_changed,unroll)
129
130CFLAGS_neon4.o += $(NEON_FLAGS)
131targets += neon4.c
132$(obj)/neon4.c:   UNROLL := 4
133$(obj)/neon4.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
134	$(call if_changed,unroll)
135
136CFLAGS_neon8.o += $(NEON_FLAGS)
137targets += neon8.c
138$(obj)/neon8.c:   UNROLL := 8
139$(obj)/neon8.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
140	$(call if_changed,unroll)
141
142targets += s390vx8.c
143$(obj)/s390vx8.c:   UNROLL := 8
144$(obj)/s390vx8.c:   $(src)/s390vx.uc $(src)/unroll.awk FORCE
145	$(call if_changed,unroll)
146
147quiet_cmd_mktable = TABLE   $@
148      cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
149
150targets += tables.c
151$(obj)/tables.c: $(obj)/mktables FORCE
152	$(call if_changed,mktable)