Makefile 3.2 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
  3. raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \
  4. int8.o int16.o int32.o
  5. raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o
  6. raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \
  7. vpermxor1.o vpermxor2.o vpermxor4.o vpermxor8.o
  8. raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o recov_neon.o recov_neon_inner.o
  9. raid6_pq-$(CONFIG_S390) += s390vx8.o recov_s390xc.o
  10. hostprogs += mktables
  11. ifeq ($(CONFIG_ALTIVEC),y)
  12. altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
  13. ifdef CONFIG_CC_IS_CLANG
  14. # clang ppc port does not yet support -maltivec when -msoft-float is
  15. # enabled. A future release of clang will resolve this
  16. # https://bugs.llvm.org/show_bug.cgi?id=31177
  17. CFLAGS_REMOVE_altivec1.o += -msoft-float
  18. CFLAGS_REMOVE_altivec2.o += -msoft-float
  19. CFLAGS_REMOVE_altivec4.o += -msoft-float
  20. CFLAGS_REMOVE_altivec8.o += -msoft-float
  21. CFLAGS_REMOVE_vpermxor1.o += -msoft-float
  22. CFLAGS_REMOVE_vpermxor2.o += -msoft-float
  23. CFLAGS_REMOVE_vpermxor4.o += -msoft-float
  24. CFLAGS_REMOVE_vpermxor8.o += -msoft-float
  25. endif
  26. endif
  27. # The GCC option -ffreestanding is required in order to compile code containing
  28. # ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
  29. ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
  30. NEON_FLAGS := -ffreestanding
  31. ifeq ($(ARCH),arm)
  32. NEON_FLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=neon
  33. endif
  34. CFLAGS_recov_neon_inner.o += $(NEON_FLAGS)
  35. ifeq ($(ARCH),arm64)
  36. CFLAGS_REMOVE_recov_neon_inner.o += -mgeneral-regs-only
  37. CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
  38. CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
  39. CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
  40. CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
  41. endif
  42. endif
  43. quiet_cmd_unroll = UNROLL $@
  44. cmd_unroll = $(AWK) -v N=$* -f $(srctree)/$(src)/unroll.awk < $< > $@
  45. targets += int1.c int2.c int4.c int8.c int16.c int32.c
  46. $(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE
  47. $(call if_changed,unroll)
  48. CFLAGS_altivec1.o += $(altivec_flags)
  49. CFLAGS_altivec2.o += $(altivec_flags)
  50. CFLAGS_altivec4.o += $(altivec_flags)
  51. CFLAGS_altivec8.o += $(altivec_flags)
  52. targets += altivec1.c altivec2.c altivec4.c altivec8.c
  53. $(obj)/altivec%.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
  54. $(call if_changed,unroll)
  55. CFLAGS_vpermxor1.o += $(altivec_flags)
  56. CFLAGS_vpermxor2.o += $(altivec_flags)
  57. CFLAGS_vpermxor4.o += $(altivec_flags)
  58. CFLAGS_vpermxor8.o += $(altivec_flags)
  59. targets += vpermxor1.c vpermxor2.c vpermxor4.c vpermxor8.c
  60. $(obj)/vpermxor%.c: $(src)/vpermxor.uc $(src)/unroll.awk FORCE
  61. $(call if_changed,unroll)
  62. CFLAGS_neon1.o += $(NEON_FLAGS)
  63. CFLAGS_neon2.o += $(NEON_FLAGS)
  64. CFLAGS_neon4.o += $(NEON_FLAGS)
  65. CFLAGS_neon8.o += $(NEON_FLAGS)
  66. targets += neon1.c neon2.c neon4.c neon8.c
  67. $(obj)/neon%.c: $(src)/neon.uc $(src)/unroll.awk FORCE
  68. $(call if_changed,unroll)
  69. targets += s390vx8.c
  70. $(obj)/s390vx%.c: $(src)/s390vx.uc $(src)/unroll.awk FORCE
  71. $(call if_changed,unroll)
  72. quiet_cmd_mktable = TABLE $@
  73. cmd_mktable = $(obj)/mktables > $@
  74. targets += tables.c
  75. $(obj)/tables.c: $(obj)/mktables FORCE
  76. $(call if_changed,mktable)