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f82811e22b
Eventually we want all architectures to be using the target as defined by rustc. However currently some architectures can't do that and are using the target.json specification. This puts in place the foundation to allow the use of the builtin target definition or a target.json specification. Signed-off-by: Jamie Cunliffe <Jamie.Cunliffe@arm.com> Acked-by: Masahiro Yamada <masahiroy@kernel.org> Tested-by: Alice Ryhl <aliceryhl@google.com> Link: https://lore.kernel.org/r/20231020155056.3495121-2-Jamie.Cunliffe@arm.com [catalin.marinas@arm.com: squashed loongarch ifneq fix from WANG Rui] Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
58 lines
1.9 KiB
Makefile
58 lines
1.9 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
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###
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# scripts contains sources for various helper programs used throughout
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# the kernel for the build process.
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hostprogs-always-$(CONFIG_KALLSYMS) += kallsyms
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hostprogs-always-$(BUILD_C_RECORDMCOUNT) += recordmcount
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hostprogs-always-$(CONFIG_BUILDTIME_TABLE_SORT) += sorttable
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hostprogs-always-$(CONFIG_ASN1) += asn1_compiler
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hostprogs-always-$(CONFIG_MODULE_SIG_FORMAT) += sign-file
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hostprogs-always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
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hostprogs-always-$(CONFIG_RUST_KERNEL_DOCTESTS) += rustdoc_test_builder
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hostprogs-always-$(CONFIG_RUST_KERNEL_DOCTESTS) += rustdoc_test_gen
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ifneq ($(or $(CONFIG_X86_64),$(CONFIG_LOONGARCH)),)
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always-$(CONFIG_RUST) += target.json
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filechk_rust_target = $< < include/config/auto.conf
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$(obj)/target.json: scripts/generate_rust_target include/config/auto.conf FORCE
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$(call filechk,rust_target)
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endif
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hostprogs += generate_rust_target
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generate_rust_target-rust := y
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rustdoc_test_builder-rust := y
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rustdoc_test_gen-rust := y
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HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
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HOSTLDLIBS_sorttable = -lpthread
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HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
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HOSTCFLAGS_sign-file.o = $(shell $(HOSTPKG_CONFIG) --cflags libcrypto 2> /dev/null)
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HOSTLDLIBS_sign-file = $(shell $(HOSTPKG_CONFIG) --libs libcrypto 2> /dev/null || echo -lcrypto)
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ifdef CONFIG_UNWINDER_ORC
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ifeq ($(ARCH),x86_64)
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ARCH := x86
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endif
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HOSTCFLAGS_sorttable.o += -I$(srctree)/tools/arch/x86/include
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HOSTCFLAGS_sorttable.o += -DUNWINDER_ORC_ENABLED
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endif
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ifdef CONFIG_BUILDTIME_MCOUNT_SORT
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HOSTCFLAGS_sorttable.o += -DMCOUNT_SORT_ENABLED
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endif
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# The following programs are only built on demand
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hostprogs += unifdef
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# The module linker script is preprocessed on demand
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targets += module.lds
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subdir-$(CONFIG_GCC_PLUGINS) += gcc-plugins
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subdir-$(CONFIG_MODVERSIONS) += genksyms
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subdir-$(CONFIG_SECURITY_SELINUX) += selinux
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# Let clean descend into subdirs
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subdir- += basic dtc gdb kconfig mod
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