1 # SPDX-License-Identifier: GPL-2.0
3 # Makefile for alpha-specific library files..
6 asflags-y := $(KBUILD_CFLAGS)
9 # Many of these routines have implementations tuned for ev6.
10 # Choose them iff we're targeting ev6 specifically.
11 ev6-$(CONFIG_ALPHA_EV6) := ev6-
13 # Several make use of the cttz instruction introduced in ev67.
14 ev67-$(CONFIG_ALPHA_EV67) := ev67-
16 lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \
30 $(ev6-y)clear_user.o \
31 $(ev6-y)csum_ipv6_magic.o \
32 $(ev6-y)clear_page.o \
35 callback_srm.o srm_puts.o srm_printk.o \
38 # The division routines are built from single source, with different defines.
39 AFLAGS___divqu.o = -DDIV
40 AFLAGS___remqu.o = -DREM
41 AFLAGS___divlu.o = -DDIV -DINTSIZE
42 AFLAGS___remlu.o = -DREM -DINTSIZE
44 $(addprefix $(obj)/,__divqu.o __remqu.o __divlu.o __remlu.o): \
45 $(src)/$(ev6-y)divide.S FORCE
46 $(call if_changed_rule,as_o_S)
48 # There are direct branches between {str*cpy,str*cat} and stx*cpy.
49 # Ensure the branches are within range by merging these objects.
51 LDFLAGS_stycpy.o := -r
52 LDFLAGS_styncpy.o := -r
54 $(obj)/stycpy.o: $(obj)/strcpy.o $(obj)/$(ev67-y)strcat.o \
55 $(obj)/$(ev6-y)stxcpy.o FORCE
58 $(obj)/styncpy.o: $(obj)/strncpy.o $(obj)/$(ev67-y)strncat.o \
59 $(obj)/$(ev6-y)stxncpy.o FORCE