147 lines
4.5 KiB
Plaintext
147 lines
4.5 KiB
Plaintext
comment "GCC Options"
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choice
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prompt "GCC compiler Version"
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default BR2_GCC_VERSION_ARC if BR2_arc
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default BR2_GCC_VERSION_CSKY if BR2_csky
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default BR2_GCC_VERSION_OR1K if BR2_or1k
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default BR2_GCC_VERSION_8_X
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help
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Select the version of gcc you wish to use.
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config BR2_GCC_VERSION_ARC
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bool "gcc arc (8.x)"
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# Only supported architecture
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depends on BR2_arc
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select BR2_TOOLCHAIN_GCC_AT_LEAST_8
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config BR2_GCC_VERSION_CSKY
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bool "gcc csky"
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# Only supported architecture
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depends on BR2_csky
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select BR2_TOOLCHAIN_GCC_AT_LEAST_6
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config BR2_GCC_VERSION_OR1K
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bool "gcc or1k (5.x)"
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# Only supported architecture
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depends on BR2_or1k
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select BR2_TOOLCHAIN_GCC_AT_LEAST_5
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config BR2_GCC_VERSION_5_X
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bool "gcc 5.x"
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depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_6
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# Broken or unsupported architectures
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depends on !BR2_arc
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depends on !BR2_or1k
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# musl on ppc64 and mips64 unsupported
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depends on !(BR2_TOOLCHAIN_USES_MUSL && (BR2_powerpc64 || BR2_powerpc64le))
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depends on !(BR2_TOOLCHAIN_USES_MUSL && (BR2_mips64 || BR2_mips64el))
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# glibc >= 2.30 needs gcc >= 6.2 on all architectures.
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depends on !BR2_TOOLCHAIN_USES_GLIBC
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select BR2_TOOLCHAIN_GCC_AT_LEAST_5
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config BR2_GCC_VERSION_7_X
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bool "gcc 7.x"
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depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_8
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# Broken or unsupported architectures
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depends on !BR2_or1k
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select BR2_TOOLCHAIN_GCC_AT_LEAST_7
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config BR2_GCC_VERSION_8_X
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bool "gcc 8.x"
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depends on !BR2_ARCH_NEEDS_GCC_AT_LEAST_9
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# Broken or unsupported architectures
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depends on !BR2_or1k
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on !BR2_powerpc_SPE
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select BR2_TOOLCHAIN_GCC_AT_LEAST_8
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config BR2_GCC_VERSION_9_X
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bool "gcc 9.x"
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# or1k needs binutils >= 2.32
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depends on !(BR2_or1k && \
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(BR2_BINUTILS_VERSION_2_30_X || BR2_BINUTILS_VERSION_2_31_X))
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# uClibc doesn't build with upstream or1k gcc
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# https://mailman.uclibc-ng.org/pipermail/devel/2019-August/001885.html
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depends on !(BR2_or1k && BR2_TOOLCHAIN_USES_UCLIBC)
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# powerpc spe support has been deprecated since gcc 8.x.
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# https://gcc.gnu.org/ml/gcc/2018-04/msg00102.html
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depends on !BR2_powerpc_SPE
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# C-SKY sk610 needs abiv1, which is not supported in
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# upstream gcc
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depends on !BR2_ck610
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select BR2_TOOLCHAIN_GCC_AT_LEAST_9
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endchoice
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# libcilkrts was introduced in gcc 4.9 and removed in gcc 8.x
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config BR2_GCC_SUPPORTS_LIBCILKRTS
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bool
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default y if !BR2_TOOLCHAIN_GCC_AT_LEAST_8
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config BR2_GCC_VERSION
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string
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default "5.5.0" if BR2_GCC_VERSION_5_X
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default "7.4.0" if BR2_GCC_VERSION_7_X
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default "8.3.0" if BR2_GCC_VERSION_8_X
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default "9.2.0" if BR2_GCC_VERSION_9_X
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default "arc-2019.03-release" if BR2_GCC_VERSION_ARC
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default "or1k-musl-5.4.0-20170218" if BR2_GCC_VERSION_OR1K
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default "48152afb96c59733d5bc79e3399bb7b3d4b44266" if BR2_GCC_VERSION_CSKY
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config BR2_EXTRA_GCC_CONFIG_OPTIONS
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string "Additional gcc options"
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default ""
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help
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Any additional gcc configure options you may want to
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include. Those options are applied for all of the gcc
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initial, gcc intermediate and gcc final passes.
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config BR2_TOOLCHAIN_BUILDROOT_CXX
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bool "Enable C++ support"
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select BR2_INSTALL_LIBSTDCPP
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help
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Enable this option if you want your toolchain to support the
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C++ language and you want C++ libraries to be installed on
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your target system.
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comment "Fortran support needs a toolchain w/ wchar"
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depends on BR2_TOOLCHAIN_HAS_LIBQUADMATH
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depends on !BR2_USE_WCHAR # libquadmath
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config BR2_TOOLCHAIN_BUILDROOT_FORTRAN
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bool "Enable Fortran support"
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# on architecture building libquadmath, wchar is required
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depends on !BR2_TOOLCHAIN_HAS_LIBQUADMATH || \
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(BR2_TOOLCHAIN_HAS_LIBQUADMATH && BR2_USE_WCHAR)
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select BR2_TOOLCHAIN_HAS_FORTRAN
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help
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Enable this option if you want your toolchain to support the
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Fortran language and you want Fortran libraries to be
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installed on your target system.
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config BR2_GCC_ENABLE_LTO
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bool "Enable compiler link-time-optimization support"
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select BR2_BINUTILS_ENABLE_LTO
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help
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This option enables link-time optimization (LTO) support in
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gcc.
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config BR2_GCC_ENABLE_OPENMP
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bool "Enable compiler OpenMP support"
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depends on !BR2_PTHREADS_NONE && !BR2_arc && !BR2_microblaze
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select BR2_TOOLCHAIN_HAS_OPENMP
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help
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Enable OpenMP support for the compiler
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config BR2_GCC_ENABLE_GRAPHITE
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bool "Enable graphite support"
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depends on BR2_TOOLCHAIN_GCC_AT_LEAST_5
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help
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This option enables the graphite optimizations in the
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compiler.
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comment "graphite support needs gcc >= 5.x"
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depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_5
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