Merge branch 'next-smack' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...
[linux-2.6-block.git] / lib / raid6 / Makefile
1 # SPDX-License-Identifier: GPL-2.0
2 obj-$(CONFIG_RAID6_PQ)  += raid6_pq.o
3
4 raid6_pq-y      += algos.o recov.o tables.o int1.o int2.o int4.o \
5                    int8.o int16.o int32.o
6
7 raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o
8 raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \
9                               vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o
10 raid6_pq-$(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_s390xc.o
12
13 hostprogs-y     += mktables
14
15 quiet_cmd_unroll = UNROLL  $@
16       cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \
17                    < $< > $@ || ( rm -f $@ && exit 1 )
18
19 ifeq ($(CONFIG_ALTIVEC),y)
20 altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
21
22 ifdef CONFIG_CC_IS_CLANG
23 # clang ppc port does not yet support -maltivec when -msoft-float is
24 # enabled. A future release of clang will resolve this
25 # https://bugs.llvm.org/show_bug.cgi?id=31177
26 CFLAGS_REMOVE_altivec1.o  += -msoft-float
27 CFLAGS_REMOVE_altivec2.o  += -msoft-float
28 CFLAGS_REMOVE_altivec4.o  += -msoft-float
29 CFLAGS_REMOVE_altivec8.o  += -msoft-float
30 CFLAGS_REMOVE_altivec8.o  += -msoft-float
31 CFLAGS_REMOVE_vpermxor1.o += -msoft-float
32 CFLAGS_REMOVE_vpermxor2.o += -msoft-float
33 CFLAGS_REMOVE_vpermxor4.o += -msoft-float
34 CFLAGS_REMOVE_vpermxor8.o += -msoft-float
35 endif
36 endif
37
38 # The GCC option -ffreestanding is required in order to compile code containing
39 # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
40 ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
41 NEON_FLAGS := -ffreestanding
42 ifeq ($(ARCH),arm)
43 NEON_FLAGS += -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)
74
75 targets += int16.c
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
83         $(call if_changed,unroll)
84
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
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
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
103 CFLAGS_altivec8.o += $(altivec_flags)
104 targets += altivec8.c
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_vpermxor1.o += $(altivec_flags)
110 targets += vpermxor1.c
111 $(obj)/vpermxor1.c: UNROLL := 1
112 $(obj)/vpermxor1.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
113         $(call if_changed,unroll)
114
115 CFLAGS_vpermxor2.o += $(altivec_flags)
116 targets += vpermxor2.c
117 $(obj)/vpermxor2.c: UNROLL := 2
118 $(obj)/vpermxor2.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
119         $(call if_changed,unroll)
120
121 CFLAGS_vpermxor4.o += $(altivec_flags)
122 targets += vpermxor4.c
123 $(obj)/vpermxor4.c: UNROLL := 4
124 $(obj)/vpermxor4.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
125         $(call if_changed,unroll)
126
127 CFLAGS_vpermxor8.o += $(altivec_flags)
128 targets += vpermxor8.c
129 $(obj)/vpermxor8.c: UNROLL := 8
130 $(obj)/vpermxor8.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
131         $(call if_changed,unroll)
132
133 CFLAGS_neon1.o += $(NEON_FLAGS)
134 targets += neon1.c
135 $(obj)/neon1.c:   UNROLL := 1
136 $(obj)/neon1.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
137         $(call if_changed,unroll)
138
139 CFLAGS_neon2.o += $(NEON_FLAGS)
140 targets += neon2.c
141 $(obj)/neon2.c:   UNROLL := 2
142 $(obj)/neon2.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
143         $(call if_changed,unroll)
144
145 CFLAGS_neon4.o += $(NEON_FLAGS)
146 targets += neon4.c
147 $(obj)/neon4.c:   UNROLL := 4
148 $(obj)/neon4.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
149         $(call if_changed,unroll)
150
151 CFLAGS_neon8.o += $(NEON_FLAGS)
152 targets += neon8.c
153 $(obj)/neon8.c:   UNROLL := 8
154 $(obj)/neon8.c:   $(src)/neon.uc $(src)/unroll.awk FORCE
155         $(call if_changed,unroll)
156
157 targets += s390vx8.c
158 $(obj)/s390vx8.c:   UNROLL := 8
159 $(obj)/s390vx8.c:   $(src)/s390vx.uc $(src)/unroll.awk FORCE
160         $(call if_changed,unroll)
161
162 quiet_cmd_mktable = TABLE   $@
163       cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
164
165 targets += tables.c
166 $(obj)/tables.c: $(obj)/mktables FORCE
167         $(call if_changed,mktable)