54 lines
2.0 KiB
CMake
54 lines
2.0 KiB
CMake
# Copyright (c) 2024 Nordic Semiconductor
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#
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# SPDX-License-Identifier: Apache-2.0
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check_set_linker_property(TARGET linker PROPERTY base
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${LINKERFLAGPREFIX},--gc-sections
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${LINKERFLAGPREFIX},--build-id=none
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)
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check_set_linker_property(TARGET linker PROPERTY baremetal
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-nostdlib
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-static
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${LINKERFLAGPREFIX},-X
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${LINKERFLAGPREFIX},-N
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)
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check_set_linker_property(TARGET linker PROPERTY orphan_warning
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${LINKERFLAGPREFIX},--orphan-handling=warn
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)
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check_set_linker_property(TARGET linker PROPERTY orphan_error
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${LINKERFLAGPREFIX},--orphan-handling=error
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)
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check_set_linker_property(TARGET linker PROPERTY memusage "${LINKERFLAGPREFIX},--print-memory-usage")
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# -no-pie is not supported until binutils 2.37.
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# If -no-pie is passed to old binutils <= 2.36, it is parsed
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# as separate arguments -n and -o, which results in output file
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# called "-pie".
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if("${GNULD_VERSION_STRING}" VERSION_GREATER_EQUAL 2.37)
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set_property(TARGET linker PROPERTY no_position_independent "${LINKERFLAGPREFIX},-no-pie")
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else()
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set_property(TARGET linker PROPERTY no_position_independent)
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endif()
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set_property(TARGET linker PROPERTY partial_linking "-r")
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set_property(TARGET linker PROPERTY lto_arguments -flto=auto -fno-ipa-sra -ffunction-sections -fdata-sections)
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check_set_linker_property(TARGET linker PROPERTY no_relax ${LINKERFLAGPREFIX},--no-relax)
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check_set_linker_property(TARGET linker PROPERTY sort_alignment
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${LINKERFLAGPREFIX},--sort-common=descending
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${LINKERFLAGPREFIX},--sort-section=alignment
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)
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# Some linker flags might not be purely ld specific, but a combination of
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# linker and compiler, such as:
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# --coverage for clang
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# --gcov for gcc
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# So load those flags now.
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include(${ZEPHYR_BASE}/cmake/linker/${LINKER}/${COMPILER}/linker_flags.cmake OPTIONAL)
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