xref: /openbmc/linux/lib/raid6/Makefile (revision 4cff79e9) 
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)
153