Xilinx ISE 14.2&14.4 Compiler比较

缺省情况下：

Xilinx ISE 14.2的编译器位于c:\Xilinx\14.2\ISE_DS\EDK\gnu\arm\nt64\bin，版本为gcc version 4.6.1 (Sourcery CodeBench Lite 2011.09-49)

Xilinx ISE 14.4的编译器位于c:\Xilinx\14.4\ISE_DS\EDK\gnu\arm\nt\bin，版本为gcc version 4.6.3 (Sourcery CodeBench Lite 2012.03-83)

c:\Xilinx\14.2\ISE_DS\EDK\gnu\arm\nt64\bin>.\arm-xilinx-eabi-gcc -v
Using built-in specs.
COLLECT_GCC=.\arm-xilinx-eabi-gcc
COLLECT_LTO_WRAPPER=c:/xilinx/14.2/ise_ds/edk/gnu/arm/nt64/bin/../libexec/gcc/ar
m-xilinx-eabi/4.6.1/lto-wrapper.exe
Target: arm-xilinx-eabi
Configured with: /scratch/janisjo/2011.09-xilinx-eabi/src/gcc-4.6-2011.09/config
ure --build=i686-pc-linux-gnu --host=i686-mingw32 --target=arm-xilinx-eabi --ena
ble-threads --disable-libmudflap --disable-libssp --disable-libstdcxx-pch --enab
le-extra-sgxxlite-multilibs --with-cpu=cortex-a9 --with-float=softfp --with-fpu=
neon-fp16 --disable-multilib --with-gnu-as --with-gnu-ld --with-specs='%{save-te
mps: -fverbose-asm} -D__CS_SOURCERYGXX_MAJ__=2011 -D__CS_SOURCERYGXX_MIN__=9 -D_
_CS_SOURCERYGXX_REV__=49 %{O2:%{!fno-remove-local-statics: -fremove-local-static
s}} %{O*:%{O|O0|O1|O2|Os:;:%{!fno-remove-local-statics: -fremove-local-statics}}
}' --enable-languages=c,c++ --disable-shared --enable-lto --with-newlib --with-p
kgversion='Sourcery CodeBench Lite 2011.09-49' --with-bugurl=https://support.cod
esourcery.com/GNUToolchain/ --disable-nls --prefix=/opt/codesourcery --with-head
ers=yes --with-sysroot=/opt/codesourcery/arm-xilinx-eabi --with-build-sysroot=/s
cratch/janisjo/2011.09-xilinx-eabi/install/host-i686-mingw32/arm-xilinx-eabi --w
ith-libiconv-prefix=/scratch/janisjo/2011.09-xilinx-eabi/obj/host-libs-2011.09-4
9-arm-xilinx-eabi-i686-mingw32/usr --with-gmp=/scratch/janisjo/2011.09-xilinx-ea
bi/obj/host-libs-2011.09-49-arm-xilinx-eabi-i686-mingw32/usr --with-mpfr=/scratc
h/janisjo/2011.09-xilinx-eabi/obj/host-libs-2011.09-49-arm-xilinx-eabi-i686-ming
w32/usr --with-mpc=/scratch/janisjo/2011.09-xilinx-eabi/obj/host-libs-2011.09-49
-arm-xilinx-eabi-i686-mingw32/usr --with-ppl=/scratch/janisjo/2011.09-xilinx-eab
i/obj/host-libs-2011.09-49-arm-xilinx-eabi-i686-mingw32/usr --with-host-libstdcx
x='-static-libgcc -Wl,-Bstatic,-lstdc++,-Bdynamic -lm' --with-cloog=/scratch/jan
isjo/2011.09-xilinx-eabi/obj/host-libs-2011.09-49-arm-xilinx-eabi-i686-mingw32/u
sr --with-libelf=/scratch/janisjo/2011.09-xilinx-eabi/obj/host-libs-2011.09-49-a
rm-xilinx-eabi-i686-mingw32/usr --disable-libgomp --enable-poison-system-directo
ries --with-build-time-tools=/scratch/janisjo/2011.09-xilinx-eabi/obj/tools-i686
-pc-linux-gnu-2011.09-49-arm-xilinx-eabi-i686-mingw32/arm-xilinx-eabi/bin --with
-build-time-tools=/scratch/janisjo/2011.09-xilinx-eabi/obj/tools-i686-pc-linux-g
nu-2011.09-49-arm-xilinx-eabi-i686-mingw32/arm-xilinx-eabi/bin
Thread model: single
gcc version 4.6.1 (Sourcery CodeBench Lite 2011.09-49)

原来的CodeSourcery已经被Mentor Graphics收购了，在以下链接可以下载到免费的Lite Edition。

http://www.mentor.com/embedded-software/codesourcery

当前的版本信息如下：

Release	Status	Date
Sourcery CodeBench Lite 2012.09-63	Release	2012-11-13
Sourcery CodeBench Lite 2012.03-56	Release	2012-06-11
Sourcery CodeBench Lite 2011.09-69	Release	2011-12-19