1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # 2 #
3 # Makefile for ppc-specific library files.. !! 3 # Makefile for alpha-specific library files..
4 # 4 #
5 5
6 CFLAGS_code-patching.o += -fno-stack-protector !! 6 asflags-y := $(KBUILD_CFLAGS)
7 CFLAGS_feature-fixups.o += -fno-stack-protecto !! 7 ccflags-y := -Werror
8 8
9 CFLAGS_REMOVE_code-patching.o = $(CC_FLAGS_FTR !! 9 # Many of these routines have implementations tuned for ev6.
10 CFLAGS_REMOVE_feature-fixups.o = $(CC_FLAGS_FT !! 10 # Choose them iff we're targeting ev6 specifically.
11 !! 11 ev6-$(CONFIG_ALPHA_EV6) := ev6-
12 KASAN_SANITIZE_code-patching.o := n !! 12
13 KASAN_SANITIZE_feature-fixups.o := n !! 13 # Several make use of the cttz instruction introduced in ev67.
14 # restart_table.o contains functions called in !! 14 ev67-$(CONFIG_ALPHA_EV67) := ev67-
15 # which can be in real mode. Disable KASAN. !! 15
16 KASAN_SANITIZE_restart_table.o := n !! 16 lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \
17 KCSAN_SANITIZE_code-patching.o := n !! 17 udelay.o \
18 KCSAN_SANITIZE_feature-fixups.o := n !! 18 $(ev6-y)memset.o \
19 !! 19 $(ev6-y)memcpy.o \
20 ifdef CONFIG_KASAN !! 20 memmove.o \
21 CFLAGS_code-patching.o += -DDISABLE_BRANCH_PRO !! 21 checksum.o \
22 CFLAGS_feature-fixups.o += -DDISABLE_BRANCH_PR !! 22 csum_partial_copy.o \
23 endif !! 23 $(ev67-y)strlen.o \
24 !! 24 stycpy.o \
25 CFLAGS_code-patching.o += $(DISABLE_LATENT_ENT !! 25 styncpy.o \
26 CFLAGS_feature-fixups.o += $(DISABLE_LATENT_EN !! 26 $(ev67-y)strchr.o \
27 !! 27 $(ev67-y)strrchr.o \
28 obj-y += code-patching.o feature-fixups.o pmem !! 28 $(ev6-y)memchr.o \
29 !! 29 $(ev6-y)copy_user.o \
30 obj-$(CONFIG_CODE_PATCHING_SELFTEST) += test-c !! 30 $(ev6-y)clear_user.o \
31 !! 31 $(ev6-y)csum_ipv6_magic.o \
32 ifndef CONFIG_KASAN !! 32 $(ev6-y)clear_page.o \
33 obj-y += string.o memcmp_$(BITS).o !! 33 $(ev6-y)copy_page.o \
34 obj-$(CONFIG_PPC32) += strlen_32.o !! 34 fpreg.o \
35 endif !! 35 callback_srm.o srm_puts.o srm_printk.o \
36 !! 36 fls.o
37 obj-$(CONFIG_PPC32) += div64.o copy_32.o c !! 37
38 !! 38 # The division routines are built from single source, with different defines.
39 obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += err !! 39 AFLAGS___divqu.o = -DDIV
40 !! 40 AFLAGS___remqu.o = -DREM
41 # See corresponding test in arch/powerpc/Makef !! 41 AFLAGS___divlu.o = -DDIV -DINTSIZE
42 # 64-bit linker creates .sfpr on demand for fi !! 42 AFLAGS___remlu.o = -DREM -DINTSIZE
43 # so it is only needed for modules, and only f !! 43
44 # do not support --save-restore-funcs !! 44 $(addprefix $(obj)/,__divqu.o __remqu.o __divlu.o __remlu.o): \
45 ifndef CONFIG_LD_IS_BFD !! 45 $(src)/$(ev6-y)divide.S FORCE
46 always-$(CONFIG_PPC64) += crtsavres.o !! 46 $(call if_changed_rule,as_o_S)
47 endif !! 47
48 !! 48 # There are direct branches between {str*cpy,str*cat} and stx*cpy.
49 obj-$(CONFIG_PPC_BOOK3S_64) += copyuser_power7 !! 49 # Ensure the branches are within range by merging these objects.
50 memcpy_power7.o !! 50
51 !! 51 LDFLAGS_stycpy.o := -r
52 obj64-y += copypage_64.o copyuser_64.o mem_64. !! 52 LDFLAGS_styncpy.o := -r
53 memcpy_64.o copy_mc_64.o !! 53
54 !! 54 $(obj)/stycpy.o: $(obj)/strcpy.o $(obj)/$(ev67-y)strcat.o \
55 ifdef CONFIG_PPC_QUEUED_SPINLOCKS !! 55 $(obj)/$(ev6-y)stxcpy.o FORCE
56 obj-$(CONFIG_SMP) += qspinlock.o !! 56 $(call if_changed,ld)
57 else !! 57
58 obj64-$(CONFIG_SMP) += locks.o !! 58 $(obj)/styncpy.o: $(obj)/strncpy.o $(obj)/$(ev67-y)strncat.o \
59 endif !! 59 $(obj)/$(ev6-y)stxncpy.o FORCE
60 !! 60 $(call if_changed,ld)
61 obj64-$(CONFIG_ALTIVEC) += vmx-helper.o <<
62 obj64-$(CONFIG_KPROBES_SANITY_TEST) += tes <<
63 tes <<
64 <<
65 obj-y += checksum_$(BITS).o <<
66 string_$(BITS).o <<
67 <<
68 obj-y += sstep.o <<
69 obj-$(CONFIG_PPC_FPU) += ldstfp.o <<
70 obj64-y += quad.o <<
71 <<
72 obj-$(CONFIG_PPC_LIB_RHEAP) += rheap.o <<
73 <<
74 obj-$(CONFIG_FTR_FIXUP_SELFTEST) += feature-fi <<
75 <<
76 obj-$(CONFIG_ALTIVEC) += xor_vmx.o xor_vmx_g <<
77 CFLAGS_xor_vmx.o += -mhard-float -maltivec $(c <<
78 # Enable <altivec.h> <<
79 CFLAGS_xor_vmx.o += -isystem $(shell $(CC) -pr <<
80 <<
81 obj-$(CONFIG_PPC64) += $(obj64-y) <<
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