arch/x86/lib/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Makefile for x86 specific library files.
   4 #
   5
   6 # Produces uninteresting flaky coverage.
   7 KCOV_INSTRUMENT_delay.o := n
   8
   9 # KCSAN uses udelay for introducing watchpoint delay; avoid recursion.
  10 KCSAN_SANITIZE_delay.o := n
  11 ifdef CONFIG_KCSAN
  12 # In case KCSAN+lockdep+ftrace are enabled, disable ftrace for delay.o to avoid
  13 # lockdep -> [other libs] -> KCSAN -> udelay -> ftrace -> lockdep recursion.
  14 CFLAGS_REMOVE_delay.o = $(CC_FLAGS_FTRACE)
  15 endif
  16
  17 inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
  18 inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
  19 quiet_cmd_inat_tables = GEN     $@
  20       cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@
  21
  22 $(obj)/inat-tables.c: $(inat_tables_script) $(inat_tables_maps)
  23         $(call cmd,inat_tables)
  24
  25 $(obj)/inat.o: $(obj)/inat-tables.c
  26
  27 clean-files := inat-tables.c
  28
  29 obj-$(CONFIG_SMP) += msr-smp.o cache-smp.o
  30
  31 lib-y := delay.o misc.o cmdline.o cpu.o
  32 lib-y += usercopy_$(BITS).o usercopy.o getuser.o putuser.o
  33 lib-y += memcpy_$(BITS).o
  34 lib-y += pc-conf-reg.o
  35 lib-$(CONFIG_ARCH_HAS_COPY_MC) += copy_mc.o copy_mc_64.o
  36 lib-$(CONFIG_INSTRUCTION_DECODER) += insn.o inat.o insn-eval.o
  37 lib-$(CONFIG_RANDOMIZE_BASE) += kaslr.o
  38 lib-$(CONFIG_FUNCTION_ERROR_INJECTION)  += error-inject.o
  39 lib-$(CONFIG_MITIGATION_RETPOLINE) += retpoline.o
  40
  41 obj-y += msr.o msr-reg.o msr-reg-export.o hweight.o
  42 obj-y += iomem.o
  43
  44 ifeq ($(CONFIG_X86_32),y)
  45         obj-y += atomic64_32.o
  46         lib-y += atomic64_cx8_32.o
  47         lib-y += checksum_32.o
  48         lib-y += strstr_32.o
  49         lib-y += string_32.o
  50         lib-y += memmove_32.o
  51         lib-y += cmpxchg8b_emu.o
  52 ifneq ($(CONFIG_X86_CMPXCHG64),y)
  53         lib-y += atomic64_386_32.o
  54 endif
  55 else
  56 ifneq ($(CONFIG_GENERIC_CSUM),y)
  57         lib-y += csum-partial_64.o csum-copy_64.o csum-wrappers_64.o
  58 endif
  59         lib-y += clear_page_64.o copy_page_64.o
  60         lib-y += memmove_64.o memset_64.o
  61         lib-y += copy_user_64.o copy_user_uncached_64.o
  62         lib-y += cmpxchg16b_emu.o
  63 endif