2012-07-24

raspi -- hardfloat

hadrfloat VS. softfloat

1.
root@slitaz:/media/raspbian# env GIT_SSL_NO_VERIFY=true git clone https://github.com/raspberrypi/tools tools
Cloning into 'tools'...
remote: Counting objects: 7222, done.
remote: Compressing objects: 100% (3843/3843), done.
remote: Total 7222 (delta 3966), reused 6255 (delta 2999)
Receiving objects: 100% (7222/7222), 155.84 MiB | 319 KiB/s, done.
Resolving deltas: 100% (3966/3966), done.

2.
root@slitaz:/media/raspbian# du -sh tools
473.6M tools

3.
root@slitaz:/media/raspbian# ls -al tools
total 36
drwxr-xr-x 6 root root 4096 Jul 25 07:38 .
drwxr-xr-x 5 root root 4096 Jul 25 07:30 ..
drwxr-xr-x 4 root root 4096 Jul 25 07:38 arm-bcm2708
drwxr-xr-x 8 root root 4096 Jul 25 07:38 .git
drwxr-xr-x 2 root root 4096 Jul 25 07:38 mkimage
drwxr-xr-x 2 root root 4096 Jul 25 07:38 pkg
-rwxr-xr-x 1 root root 10357 Jul 25 07:38 sysidk

4.
root@slitaz:/media/raspbian# du -sh tools/.git/
157.1M tools/.git/

5.
root@slitaz:/media/raspbian# ls -al tools/arm-bcm2708/
total 16
drwxr-xr-x 4 root root 4096 Jul 25 07:38 .
drwxr-xr-x 6 root root 4096 Jul 25 07:38 ..
drwxr-xr-x 7 root root 4096 Jul 25 07:38 arm-bcm2708hardfp-linux-gnueabi
drwxr-xr-x 7 root root 4096 Jul 25 07:38 arm-bcm2708-linux-gnueabi

6.
root@slitaz:/media/raspbian# tools/arm-bcm2708/arm-bcm2708-linux-gnueabi/bin/arm-bcm2708-linux-gnueabi-gcc -v
Using built-in specs.
COLLECT_GCC=tools/arm-bcm2708/arm-bcm2708-linux-gnueabi/bin/arm-bcm2708-linux-gnueabi-gcc
COLLECT_LTO_WRAPPER=/media/raspbian/tools/arm-bcm2708/arm-bcm2708-linux-gnueabi/bin/../libexec/gcc/arm-bcm2708-linux-gnueabi/4.7.1/lto-wrapper
Target: arm-bcm2708-linux-gnueabi
Configured with: /home/extra/crosstool/stagingsf/.build/src/gcc-linaro-4.7-2012.04/configure --build=i686-build_pc-linux-gnu --host=i686-build_pc-linux-gnu --target=arm-bcm2708-linux-gnueabi --prefix=/home/dc4/tools/arm-bcm2708/arm-bcm2708-linux-gnueabi --with-sysroot=/home/dc4/tools/arm-bcm2708/arm-bcm2708-linux-gnueabi/arm-bcm2708-linux-gnueabi/sysroot --enable-languages=c,c++ --with-cpu=arm1176jzf-s --with-tune=arm1176jzf-s --with-float=softfp --with-pkgversion='crosstool-NG 1.15.2' --enable-__cxa_atexit --disable-libmudflap --disable-libgomp --disable-libssp --with-gmp=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-mpfr=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-mpc=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-ppl=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-cloog=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-libelf=/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools --with-host-libstdcxx='-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdynamic -lm -L/home/extra/crosstool/stagingsf/.build/arm-bcm2708-linux-gnueabi/buildtools/lib -lpwl' --enable-threads=posix --enable-target-optspace --disable-nls --disable-multilib --with-local-prefix=/home/dc4/tools/arm-bcm2708/arm-bcm2708-linux-gnueabi/arm-bcm2708-linux-gnueabi/sysroot --enable-c99 --enable-long-long --with-float=softfp
Thread model: posix
gcc version 4.7.1 20120402 (prerelease) (crosstool-NG 1.15.2)
root@slitaz:/media/raspbian#

7.
root@slitaz:/media/raspbian# tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi/bin/arm-bcm2708hardfp-linux-gnueabi-gcc -v
Using built-in specs.
COLLECT_GCC=tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi/bin/arm-bcm2708hardfp-linux-gnueabi-gcc
COLLECT_LTO_WRAPPER=/media/raspbian/tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi/bin/../libexec/gcc/arm-bcm2708hardfp-linux-gnueabi/4.7.1/lto-wrapper
Target: arm-bcm2708hardfp-linux-gnueabi
Configured with: /home/extra/crosstool/staginghf/.build/src/gcc-linaro-4.7-2012.04/configure --build=i686-build_pc-linux-gnu --host=i686-build_pc-linux-gnu --target=arm-bcm2708hardfp-linux-gnueabi --prefix=/home/dc4/tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi --with-sysroot=/home/dc4/tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi/arm-bcm2708hardfp-linux-gnueabi/sysroot --enable-languages=c,c++ --with-cpu=arm1176jzf-s --with-tune=arm1176jzf-s --with-float=hard --with-pkgversion='crosstool-NG 1.15.2' --enable-__cxa_atexit --disable-libmudflap --disable-libgomp --disable-libssp --with-gmp=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-mpfr=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-mpc=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-ppl=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-cloog=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-libelf=/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools --with-host-libstdcxx='-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdynamic -lm -L/home/extra/crosstool/staginghf/.build/arm-bcm2708hardfp-linux-gnueabi/buildtools/lib -lpwl' --enable-threads=posix --enable-target-optspace --disable-nls --disable-multilib --with-local-prefix=/home/dc4/tools/arm-bcm2708/arm-bcm2708hardfp-linux-gnueabi/arm-bcm2708hardfp-linux-gnueabi/sysroot --enable-c99 --enable-long-long --with-float=hard

Thread model: posix
gcc version 4.7.1 20120402 (prerelease) (crosstool-NG 1.15.2)
root@slitaz:/media/raspbian#