Вообще вот новые бенефиты в 1.3 Changes in Release 1.3
Support for CrossConnect for ARM.
Added new program crossbuild that enables command line building.
Added new program crossload that enables command line loading.
Version 3.4.2 of gcc.exe, cc1.exe and cc1plus.exe are shipped.
ARM target support
Support for XScale processors.
Support for cache flushing on breakpoint (required for 920T and 740T cores).
Support for STMicroelectronics STR71x parts.
Support for ATMEL AT91SAM7 parts.
Support for latest Philips LPC2xxx parts and faster flash loader.
Support for GamePark GP32.
Added Processor type property for Analog Devices ADuC702x parts.
Added fast FLASH verification.
CrossStudio
Disassembly is intermixed with source code when debug is enabled.
Properties, configurations and system files are now selectable at project creation time.
Default executable project will now run on an ARM with RAM mapped at 0x00000000.
The Symbols Window can be printed.
Added linkage map generation to the Linker property group and display in the project explorer.
Added remove ununsed symbol capability to the Build property group.
Input/Output options have been renamed Printf/Scanf options and can be more finely controlled.
Added support for SourceOffSite 3.5.1 to source code integration.
Added new source code control window that displays a filtered list of the project files.
Fixed problem with memory map editor sorting section placement files.
Built-in commands (cp, chmod etc) now work relative to the project directory.
CrossStudio Debugging
Variable display, pointers now have an expand button.
Variable display, arrays not fetched until expand button is pressed.
Variable display, pointers to structs displayed as one level.
Debugger now displays bool and bitfields types correctly.
Added support for bitfields in many of the processor register displays.
Fixed problem printing global variables when not defined in the current compilation unit.
Fixed problem printing enumeration variables.
Environment option to break on main (or other symbol) if no breakpoints are set.
C Library
Faster implementations of memset, strlen and strcpy functions - improves Dhrystone numbers.
Fixed fmod looping when given two value whose relative magnitude is greater than 2^23.
Fixed tanh using bad polynomial for numbers >= ~0.5.
printf formats 0.0 in %g format as "0" rather than "0e+00".
ARM Library
Added header file __debug_stdio.h that enables C stdio functions (e.g. printf) to be used.
DebugI/O library now has debug_exit function.
CTL has been extensively (unfortunately not compatible with the previous release) revised and now includes support for integer valued priority semaphores and message queues.
ARMLib has support for re-enabling interrupts from an ISR.