In one embodiment, techniques are disclosed for causing a programmable processor to process one instruction at a time. Single-step debugging may be performed by taking an exception after each instruction or by invoking emulation mode after each instruction. The particular single-step debugging technique...http://www.google.fr/patents/US6986026?utm_source=gb-gplus-shareBrevet US6986026 - Single-step processing and selecting debugging modes
Single-step processing and selecting debugging modes