X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=toolchain%2FConfig.in;h=0d139136e09ae2e827902f55629c3315a74ef603;hp=c027be821284a66a827dd4adf4b9f14ea9a325a9;hb=9c449cc266683adc292fae68bc3506e2ec9c7c4a;hpb=84eae335216216462c598b9ebb7354561c2fdb30 diff --git a/toolchain/Config.in b/toolchain/Config.in index c027be8212..0d139136e0 100644 --- a/toolchain/Config.in +++ b/toolchain/Config.in @@ -1,4 +1,43 @@ +# 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 + depends on (arm || armeb || powerpc || mipsel || mips || mips64el || mips64) && !HAS_FPU + 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 @@ -9,7 +48,7 @@ menuconfig EXTERNAL_TOOLCHAIN 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 @@ -17,7 +56,7 @@ menuconfig EXTERNAL_TOOLCHAIN config TARGET_NAME string prompt "Target name" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN default "arm-unknown-linux-gnu" if arm default "armeb-unknown-linux-gnu" if armeb default "i486-unknown-linux-gnu" if i386 @@ -29,7 +68,7 @@ menuconfig EXTERNAL_TOOLCHAIN config TOOLCHAIN_PREFIX string prompt "Toolchain prefix" if DEVEL - depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN + depends on EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN default "arm-unknown-linux-gnu-" if arm default "armeb-unknown-linux-gnu-" if armeb default "i486-unknown-linux-gnu-" if i386 @@ -41,7 +80,7 @@ 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/arm-unknown-linux-gnu" if arm default "/opt/cross/armeb-unknown-linux-gnu" if armeb default "/opt/cross/i486-unknown-linux-gnu" if i386 @@ -50,10 +89,21 @@ 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 us 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) @@ -62,7 +112,7 @@ menuconfig EXTERNAL_TOOLCHAIN 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) @@ -71,7 +121,7 @@ menuconfig EXTERNAL_TOOLCHAIN 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) @@ -79,17 +129,17 @@ menuconfig EXTERNAL_TOOLCHAIN config NEED_TOOLCHAIN bool - depends DEVEL + depends on DEVEL default y if !EXTERNAL_TOOLCHAIN menuconfig TOOLCHAINOPTS bool "Toolchain Options" if DEVEL - depends NEED_TOOLCHAIN + 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 @@ -119,49 +169,72 @@ 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_UCLIBC help Select the C library implementation. - config USE_EGLIBC + config LIBC_USE_EGLIBC bool "Use eglibc" - depends !avr32 - - config USE_GLIBC - bool "Use glibc" - depends !avr32 - - config USE_UCLIBC + select USE_EGLIBC + depends on !avr32 + + config LIBC_USE_UCLIBC + select USE_UCLIBC bool "Use uClibc" + config LIBC_USE_MUSL + bool "Use musl" + select USE_MUSL + depends on !(mips64 || mips64el) + 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 !avr32 prompt "Build gdb" if TOOLCHAINOPTS - default n + default y if !EXTERNAL_TOOLCHAIN help Enable if you want to build the gdb @@ -173,10 +246,16 @@ config INSIGHT help Enable if you want to build insight-gdb +config USE_EGLIBC + bool + config USE_UCLIBC bool default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN +config USE_MUSL + bool + config USE_EXTERNAL_LIBC bool default y if EXTERNAL_TOOLCHAIN || NATIVE_TOOLCHAIN @@ -184,24 +263,34 @@ config USE_EXTERNAL_LIBC 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) && (arm || armeb) - default "gnu" if (USE_EGLIBC || USE_GLIBC) && !(arm || armeb) + default "gnueabi" if USE_EGLIBC && (arm || armeb) + default "gnu" if USE_EGLIBC && !(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"