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f956dc8131
Use the existing CC_FPU_CFLAGS and CC_NO_FPU_CFLAGS to pass the appropriate compiler command line options for building kernel mode NEON intrinsics code. This is tidier, and will make it easier to reuse the code for 32-bit ARM. Signed-off-by: Ard Biesheuvel <ardb@kernel.org> Link: https://lore.kernel.org/r/20260330144630.33026-9-ardb@kernel.org Signed-off-by: Eric Biggers <ebiggers@kernel.org>
69 lines
2.1 KiB
Makefile
69 lines
2.1 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0-only
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# Makefile for the kernel's cyclic redundancy check (CRC) library code
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obj-$(CONFIG_CRC4) += crc4.o
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obj-$(CONFIG_CRC7) += crc7.o
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obj-$(CONFIG_CRC8) += crc8.o
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obj-$(CONFIG_CRC16) += crc16.o
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obj-$(CONFIG_CRC_CCITT) += crc-ccitt.o
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obj-$(CONFIG_CRC_ITU_T) += crc-itu-t.o
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obj-$(CONFIG_CRC_T10DIF) += crc-t10dif.o
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crc-t10dif-y := crc-t10dif-main.o
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ifeq ($(CONFIG_CRC_T10DIF_ARCH),y)
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CFLAGS_crc-t10dif-main.o += -I$(src)/$(SRCARCH)
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crc-t10dif-$(CONFIG_ARM) += arm/crc-t10dif-core.o
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crc-t10dif-$(CONFIG_ARM64) += arm64/crc-t10dif-core.o
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crc-t10dif-$(CONFIG_PPC) += powerpc/crct10dif-vpmsum_asm.o
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crc-t10dif-$(CONFIG_RISCV) += riscv/crc16_msb.o
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crc-t10dif-$(CONFIG_X86) += x86/crc16-msb-pclmul.o
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endif
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obj-$(CONFIG_CRC32) += crc32.o
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crc32-y := crc32-main.o
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ifeq ($(CONFIG_CRC32_ARCH),y)
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CFLAGS_crc32-main.o += -I$(src)/$(SRCARCH)
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crc32-$(CONFIG_ARM) += arm/crc32-core.o
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crc32-$(CONFIG_ARM64) += arm64/crc32-core.o
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crc32-$(CONFIG_PPC) += powerpc/crc32c-vpmsum_asm.o
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crc32-$(CONFIG_RISCV) += riscv/crc32_lsb.o riscv/crc32_msb.o
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crc32-$(CONFIG_S390) += s390/crc32le-vx.o s390/crc32be-vx.o
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crc32-$(CONFIG_SPARC) += sparc/crc32c_asm.o
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crc32-$(CONFIG_X86) += x86/crc32-pclmul.o
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crc32-$(CONFIG_X86_64) += x86/crc32c-3way.o
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endif
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obj-$(CONFIG_CRC64) += crc64.o
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crc64-y := crc64-main.o
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ifeq ($(CONFIG_CRC64_ARCH),y)
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CFLAGS_crc64-main.o += -I$(src)/$(SRCARCH)
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CFLAGS_REMOVE_arm64/crc64-neon-inner.o += $(CC_FLAGS_NO_FPU)
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CFLAGS_arm64/crc64-neon-inner.o += $(CC_FLAGS_FPU) -march=armv8-a+crypto
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crc64-$(CONFIG_ARM64) += arm64/crc64-neon-inner.o
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crc64-$(CONFIG_RISCV) += riscv/crc64_lsb.o riscv/crc64_msb.o
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crc64-$(CONFIG_X86) += x86/crc64-pclmul.o
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endif # CONFIG_CRC64_ARCH
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obj-y += tests/
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hostprogs := gen_crc32table gen_crc64table
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clean-files := crc32table.h crc64table.h
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$(obj)/crc32-main.o: $(obj)/crc32table.h
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$(obj)/crc64-main.o: $(obj)/crc64table.h
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quiet_cmd_crc32 = GEN $@
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cmd_crc32 = $< > $@
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quiet_cmd_crc64 = GEN $@
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cmd_crc64 = $< > $@
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$(obj)/crc32table.h: $(obj)/gen_crc32table
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$(call cmd,crc32)
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$(obj)/crc64table.h: $(obj)/gen_crc64table
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$(call cmd,crc64)
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