I was a member of the HPS research group at UT-Austin, where I got my Ph.D. degree. Now, I just joined the faculty of Georgia Institute of Technology as an Assistant Professor in School of Computer Science from fall 2007, and this is my new homepage. This homepage will not be updated anymore .

• I research techniques that integrate the hardware and the compiler to enable high-performance and energy-efficient processor designs
• Dissertation title : Adaptive Predication via Compiler/Microarchitecture Cooperation
• My main research areas (including links to selected papers):
  • Adaptive and energy-efficient predication via compiler/microarchitecture cooperation
    • Wish branches [MICRO 2005] [IEEE-MICRO TOP PICKS 2006]
    • Dynamic predication: Diverge-Merge Processor (DMP) [MICRO 2006] [IEEE-MICRO TOP PICKS 2007]
  • Efficient code profiling techniques to predict input-set dependency of program behavior and enable high-performance predicated execution
    • 2D-profiling [CGO 2006]
    • Code generation for dynamically predicated architectures [CGO 2007]
  • Energy-efficient techniques to tolerate memory latency and reduce memory bandwidth consumption
    • Runahead execution [ISCA 2005] [MICRO 2005] [IEEE-MICRO TOP PICKS 2006] [IEEE-TC 2006] [IEEE-CAL 2005]
    • Bandwidth-efficient data prefetchers [HPCA 2007]
  • Using wrong-path execution to improve processor performance and efficiency
    • Wrong-path events [MICRO 2004]
    • Wrong-path memory operations and cache filtering [WMPI 2004] [IEEE-TC 2005] [SBAC-PAD 2004] [IJPP 2005]
  • Hardware support to improve the performance of managed and object oriented languages and virtual machines
    • Efficient indirect branch prediction techniques [ISCA 2007]
    • Indirect branch predication techniques [IEEE-CAL 2007]
    • Program phase detection and analysis
  • Power-efficient processors
    • Performance-aware pipeline gating
    • Limited out-of-order execution processors
• Publications (full list)

• [pdf]