1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # 2 #
3 # Makefile for alpha-specific library files.. 3 # Makefile for alpha-specific library files..
4 # 4 #
5 5
6 asflags-y := $(KBUILD_CFLAGS) 6 asflags-y := $(KBUILD_CFLAGS)
>> 7 ccflags-y := -Werror
7 8
8 # Many of these routines have implementations 9 # Many of these routines have implementations tuned for ev6.
9 # Choose them iff we're targeting ev6 specific 10 # Choose them iff we're targeting ev6 specifically.
10 ev6-$(CONFIG_ALPHA_EV6) := ev6- 11 ev6-$(CONFIG_ALPHA_EV6) := ev6-
11 12
12 # Several make use of the cttz instruction int 13 # Several make use of the cttz instruction introduced in ev67.
13 ev67-$(CONFIG_ALPHA_EV67) := ev67- 14 ev67-$(CONFIG_ALPHA_EV67) := ev67-
14 15
15 lib-y = __divqu.o __remqu.o __divlu.o __remlu. 16 lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \
16 udiv-qrnnd.o \ <<
17 udelay.o \ 17 udelay.o \
18 $(ev6-y)memset.o \ 18 $(ev6-y)memset.o \
19 $(ev6-y)memcpy.o \ 19 $(ev6-y)memcpy.o \
20 memmove.o \ 20 memmove.o \
21 checksum.o \ 21 checksum.o \
22 csum_partial_copy.o \ 22 csum_partial_copy.o \
23 $(ev67-y)strlen.o \ 23 $(ev67-y)strlen.o \
24 stycpy.o \ 24 stycpy.o \
25 styncpy.o \ 25 styncpy.o \
26 $(ev67-y)strchr.o \ 26 $(ev67-y)strchr.o \
27 $(ev67-y)strrchr.o \ 27 $(ev67-y)strrchr.o \
28 $(ev6-y)memchr.o \ 28 $(ev6-y)memchr.o \
29 $(ev6-y)copy_user.o \ 29 $(ev6-y)copy_user.o \
30 $(ev6-y)clear_user.o \ 30 $(ev6-y)clear_user.o \
31 $(ev6-y)csum_ipv6_magic.o \ 31 $(ev6-y)csum_ipv6_magic.o \
32 $(ev6-y)clear_page.o \ 32 $(ev6-y)clear_page.o \
33 $(ev6-y)copy_page.o \ 33 $(ev6-y)copy_page.o \
34 fpreg.o \ 34 fpreg.o \
35 callback_srm.o srm_puts.o srm_printk.o 35 callback_srm.o srm_puts.o srm_printk.o \
36 fls.o 36 fls.o
37 37
>> 38 lib-$(CONFIG_SMP) += dec_and_lock.o
>> 39
38 # The division routines are built from single 40 # The division routines are built from single source, with different defines.
39 AFLAGS___divqu.o = -DDIV 41 AFLAGS___divqu.o = -DDIV
40 AFLAGS___remqu.o = -DREM 42 AFLAGS___remqu.o = -DREM
41 AFLAGS___divlu.o = -DDIV -DINTSIZE 43 AFLAGS___divlu.o = -DDIV -DINTSIZE
42 AFLAGS___remlu.o = -DREM -DINTSIZE 44 AFLAGS___remlu.o = -DREM -DINTSIZE
43 45
44 $(addprefix $(obj)/,__divqu.o __remqu.o __divl 46 $(addprefix $(obj)/,__divqu.o __remqu.o __divlu.o __remlu.o): \
45 47 $(src)/$(ev6-y)divide.S FORCE
46 $(call if_changed_rule,as_o_S) 48 $(call if_changed_rule,as_o_S)
>> 49
>> 50 # There are direct branches between {str*cpy,str*cat} and stx*cpy.
>> 51 # Ensure the branches are within range by merging these objects.
>> 52
>> 53 LDFLAGS_stycpy.o := -r
>> 54 LDFLAGS_styncpy.o := -r
>> 55
>> 56 $(obj)/stycpy.o: $(obj)/strcpy.o $(obj)/$(ev67-y)strcat.o \
>> 57 $(obj)/$(ev6-y)stxcpy.o FORCE
>> 58 $(call if_changed,ld)
>> 59
>> 60 $(obj)/styncpy.o: $(obj)/strncpy.o $(obj)/$(ev67-y)strncat.o \
>> 61 $(obj)/$(ev6-y)stxncpy.o FORCE
>> 62 $(call if_changed,ld)
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