X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=toolchain%2FConfig.in;h=436217052f7e5d6a64074e74a794fde5e40cf950;hp=bc9e6df06d22f44f1bace8d07ab96749fe2d87cf;hb=d95e0687aa596342aa9e3851d9ce33443ca644d0;hpb=a3989e3dbd80248789ee379538e6de22c1d47d0e diff --git a/toolchain/Config.in b/toolchain/Config.in index bc9e6df06d..436217052f 100644 --- a/toolchain/Config.in +++ b/toolchain/Config.in @@ -1,23 +1,66 @@ +# Copyright (C) 2006-2013 OpenWrt.org # +# This is free software, licensed under the GNU General Public License v2. +# See /LICENSE for more information. +# + +menuconfig TARGET_OPTIONS + bool "Target Options" if DEVEL + + config TARGET_OPTIMIZATION + string "Target Optimizations" if TARGET_OPTIONS + default DEFAULT_TARGET_OPTIMIZATION + help + Optimizations to use when building for the target host. + + config SOFT_FLOAT + bool "Use software floating point by default" if TARGET_OPTIONS + default y if !HAS_FPU + depends on arm || armeb || powerpc || mipsel || mips || mips64el || mips64 + help + If your target CPU does not have a Floating Point Unit (FPU) or a + kernel FPU emulator, but you still wish to support floating point + functions, then everything will need to be compiled with soft floating + point support (-msoft-float). + + Most people will answer N. + + config USE_MIPS16 + bool "Build packages with MIPS16 instructions" if TARGET_OPTIONS + depends on HAS_MIPS16 + depends on !GCC_VERSION_4_6 + default y + help + If your target CPU does support the MIPS16 instruction set + and you want to use it for packages, enable this option. + MIPS16 produces smaller binaries thus reducing pressure on + caches and TLB. + + Most people will answer N. + menuconfig EXTERNAL_TOOLCHAIN bool prompt "Use external toolchain" if DEVEL help - If enabled, OpenWrt will compile using an existing toolchain instead of compiling one + If enabled, OpenWrt will compile using an existing toolchain instead of + compiling one. config NATIVE_TOOLCHAIN bool prompt "Use host's toolchain" if DEVEL - depends EXTERNAL_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN select NO_STRIP help - If enabled, OpenWrt will compile using the native toolchain for your host instead of compiling one + If enabled, OpenWrt will compile using the native toolchain for your + host instead of compiling one. config TARGET_NAME string prompt "Target name" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + default "aarch64-unknown-linux-gnu" if aarch64 + default "aarch64_be-unknown-linux-gnu" if aarch64_be default "arm-unknown-linux-gnu" if arm default "armeb-unknown-linux-gnu" if armeb default "i486-unknown-linux-gnu" if i386 @@ -29,7 +72,9 @@ menuconfig EXTERNAL_TOOLCHAIN config TOOLCHAIN_PREFIX string prompt "Toolchain prefix" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + default "aarch64-unknown-linux-gnu" if aarch64 + default "aarch64_be-unknown-linux-gnu" if aarch64_be default "arm-unknown-linux-gnu-" if arm default "armeb-unknown-linux-gnu-" if armeb default "i486-unknown-linux-gnu-" if i386 @@ -41,7 +86,9 @@ menuconfig EXTERNAL_TOOLCHAIN config TOOLCHAIN_ROOT string prompt "Toolchain root" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + default "/opt/cross/aarch64-unknown-linux-gnu" if aarch64 + default "/opt/cross/aarch64_be-unknown-linux-gnu" if aarch64_be default "/opt/cross/arm-unknown-linux-gnu" if arm default "/opt/cross/armeb-unknown-linux-gnu" if armeb default "/opt/cross/i486-unknown-linux-gnu" if i386 @@ -50,54 +97,57 @@ menuconfig EXTERNAL_TOOLCHAIN default "/opt/cross/powerpc-unknown-linux-gnu" if powerpc default "/opt/cross/x86_64-unknown-linux-gnu" if x86_64 + config TOOLCHAIN_LIBC + string + prompt "Toolchain libc" if DEVEL + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + default "uclibc" + help + Specify the libc type used by the external toolchain. The given value + is passed as -m flag to all gcc and g++ invocations. This is mainly + intended for multilib toolchains which support glibc and uclibc at + the same time. If no value is specified, no -m flag is passed. + config TOOLCHAIN_BIN_PATH string prompt "Toolchain program path" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN default "./usr/bin ./bin" help - Specify additional directories searched for toolchain binaries (override PATH) - Use ./DIR for directories relative to the root above + Specify additional directories searched for toolchain binaries + (override PATH). Use ./DIR for directories relative to the root above. config TOOLCHAIN_INC_PATH string prompt "Toolchain include path" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN default "./usr/include ./include" help - Specify additional directories searched for header files (override CPPFLAGS) - Use ./DIR for directories relative to the root above + Specify additional directories searched for header files (override + CPPFLAGS). Use ./DIR for directories relative to the root above. config TOOLCHAIN_LIB_PATH string prompt "Toolchain library path" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN default "./usr/lib ./lib" help - Specify additional directories searched for libraries (override LDFLAGS) - Use ./DIR for directories relative to the root above + Specify additional directories searched for libraries (override LDFLAGS). + Use ./DIR for directories relative to the root above. config NEED_TOOLCHAIN bool - depends DEVEL + depends on DEVEL default y if !EXTERNAL_TOOLCHAIN menuconfig TOOLCHAINOPTS bool "Toolchain Options" if DEVEL - depends NEED_TOOLCHAIN - -config EABI_SUPPORT - bool - depends arm||armeb - prompt "Enable EABI support" if TOOLCHAINOPTS - default y - help - Enable ARM EABI support + depends on NEED_TOOLCHAIN menuconfig EXTRA_TARGET_ARCH bool prompt "Enable an extra toolchain target architecture" if TOOLCHAINOPTS - depends !sparc + depends on !sparc default y if powerpc64 default n help @@ -127,51 +177,75 @@ menuconfig EXTRA_TARGET_ARCH both powerpc and powerpc64 binaries, you'll need to specify -m64 here. + + choice + prompt "MIPS64 user-land ABI" if TOOLCHAINOPTS && (mips64 || mips64el) + default MIPS64_ABI_N64 + help + MIPS64 supports 3 different user-land ABIs: o32 (legacy), + n32 and n64. + + config MIPS64_ABI_N64 + bool "n64" + + config MIPS64_ABI_N32 + bool "n32" + + config MIPS64_ABI_O32 + bool "o32" + + endchoice + comment "Binary tools" - depends TOOLCHAINOPTS + depends on TOOLCHAINOPTS source "toolchain/binutils/Config.in" comment "Compiler" - depends TOOLCHAINOPTS + depends on TOOLCHAINOPTS source "toolchain/gcc/Config.in" comment "C Library" - depends TOOLCHAINOPTS + depends on TOOLCHAINOPTS choice prompt "C Library implementation" if TOOLCHAINOPTS - default USE_UCLIBC + default LIBC_USE_GLIBC if (aarch64 || aarch64_be) + default LIBC_USE_UCLIBC help Select the C library implementation. - config USE_EGLIBC - bool "Use eglibc" - depends !avr32 - - config USE_GLIBC - bool "Use glibc" - depends !avr32 - - config USE_UCLIBC + config LIBC_USE_GLIBC + bool "Use (e)glibc" + select USE_GLIBC + + config LIBC_USE_UCLIBC + select USE_UCLIBC bool "Use uClibc" + depends on !(aarch64 || aarch64_be) + + config LIBC_USE_MUSL + select USE_MUSL + bool "Use musl" + depends on !(mips64 || mips64el || aarch64 || aarch64_be) endchoice -source "toolchain/eglibc/Config.in" source "toolchain/glibc/Config.in" source "toolchain/uClibc/Config.in" +source "toolchain/musl/Config.in" comment "Debuggers" - depends TOOLCHAINOPTS + depends on TOOLCHAINOPTS config GDB bool + depends on !(aarch64 || aarch64_be) prompt "Build gdb" if TOOLCHAINOPTS - default n + default y if !EXTERNAL_TOOLCHAIN help - Enable if you want to build the gdb + Enable if you want to build the gdb. config INSIGHT bool @@ -179,34 +253,54 @@ config INSIGHT select GDB default n help - Enable if you want to build insight-gdb + Enable if you want to build insight-gdb. + +config USE_GLIBC + bool + default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN && (aarch64 || aarch64_be || octeon) config USE_UCLIBC bool - default y if !TOOLCHAINOPTS + default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN && !(aarch64 || aarch64_be || octeon) + +config USE_MUSL + bool + +config USE_EXTERNAL_LIBC + bool + default y if EXTERNAL_TOOLCHAIN || NATIVE_TOOLCHAIN source "toolchain/gcc/Config.version" -source "toolchain/eglibc/Config.version" source "toolchain/glibc/Config.version" source "toolchain/uClibc/Config.version" +source "toolchain/musl/Config.version" config LIBC string - default "eglibc" if USE_EGLIBC default "glibc" if USE_GLIBC default "uClibc" if USE_UCLIBC + default "musl" if USE_MUSL config LIBC_VERSION string - default EGLIBC_VERSION if USE_EGLIBC default GLIBC_VERSION if USE_GLIBC default UCLIBC_VERSION if USE_UCLIBC + default MUSL_VERSION if USE_MUSL config TARGET_SUFFIX string - default "gnueabi" if (USE_EGLIBC || USE_GLIBC) && EABI_SUPPORT - default "gnu" if (USE_EGLIBC || USE_GLIBC) && !EABI_SUPPORT - default "uclibcgnueabi" if USE_UCLIBC && EABI_SUPPORT - default "uclibc" if USE_UCLIBC && !EABI_SUPPORT - + default "gnueabi" if USE_GLIBC && (arm || armeb) + default "gnu" if USE_GLIBC && !(arm || armeb) + default "uclibcgnueabi" if USE_UCLIBC && (arm || armeb) + default "uclibc" if USE_UCLIBC && !(arm || armeb) + default "muslgnueabi" if USE_MUSL && (arm || armeb) + default "musl" if USE_MUSL && !(arm || armeb) + +config MIPS64_ABI + depends on mips64 || mips64el + string + default "64" if MIPS64_ABI_N64 + default "n32" if MIPS64_ABI_N32 + default "32" if MIPS64_ABI_O32 + default "64"