Does ARM 4.7.4 GNU compiler provide some semihosting libraries ??
Similar libraries are available for Codesourcerty tool chians...
Are there any samples for semihosting available with this tool chain or a readme / page which describes how to enable it.
I am uisng a Cortex M3 based platform
The tools from GCC ARM Embedded in Launchpad have a newlib that supports semihosting. The readme.txt file there gives an example of linking to use semihosting and there a a couple answered questions about semihosting at Questions : GCC ARM Embedded.