openwrt/toolchain/Config.in.devel

   1 #
   2
   3 menu "Toolchain Options"
   4
   5 source "toolchain/uClibc/Config.in"
   6 source "toolchain/binutils/Config.in"
   7 source "toolchain/gcc/Config.in"
   8
   9
  10 comment "Common Toolchain Options"
  11
  12 config BR2_ENABLE_MULTILIB
  13         bool "Enable multilib support?"
  14         default n
  15         help
  16             If you want multilib enabled, enable this...
  17
  18 config BR2_LARGEFILE
  19         bool "Enable large file (files > 2 GB) support?"
  20         depends on !BR2_cris
  21         default y
  22         help
  23             Enable large file (files > 2 GB) support
  24
  25 config BR2_SOFT_FLOAT
  26         bool "Use software floating point by default"
  27         default n
  28         depends on BR2_arm || BR2_mips || BR2_powerpc
  29         help
  30           If your target CPU does not have a Floating Point Unit (FPU) or a
  31           kernel FPU emulator, but you still wish to support floating point
  32           functions, then everything will need to be compiled with soft floating
  33           point support (-msoft-float).
  34
  35           Most people will answer N.
  36
  37 config BR2_TARGET_OPTIMIZATION
  38         string "Target Optimizations"
  39         default "-Os -pipe -march=i486 -funit-at-a-time" if BR2_i386
  40         default "-Os -pipe -mips32 -mtune=mips32 -funit-at-a-time" if BR2_mipsel || BR2_mips
  41         default "-Os -pipe -funit-at-a-time"
  42         help
  43           Optimizations to use when building for the target host.
  44
  45 # Might be worth experimenting with for gcc 3.4.x.
  46 #GCC_WITH_CPU:=
  47 #GCC_WITH_ARCH:=
  48 #GCC_WITH_TUNE:=
  49
  50 #GCC_WITH_CPU:=--with-cpu=
  51 #GCC_WITH_ARCH:=--with-arch=
  52 #GCC_WITH_TUNE:=--with-tune=
  53
  54
  55 endmenu
  56