Contents 12.3 Kernel Execution Control Evolution227 12.3.1 Function Calls within Kernel Functions .227 12.3.2 Exception Handling in Kernel Functions......227 12.3.3 Simultaneous Execution of Multiple Kernels.........28 12.3.4 Interruptible Kemnels228 12.4 Core Performance… .229 12.4.1 Double-Precision Speed229 12.4.2 Better Control Flow Efficiency............. .229 12.5 Programming Environment......... .230 12.6 A Bright Outlook… .230 APPENDIX A MATRIX MULTIPLICATION HOST-ONLY VERSION SOURCE CODE ..... 233 A.1 matrixmul.cu… 233 A.2 matrixmulgold.cpp .237 A.3 matrixmul.h… .238 A.4 assist.h… .239 A.5 Expected Output… 243 APPENDIX B GPU COMPUTE CAPABILITIES..... 245 B.1 GPU Compute Capability Tables...... 245 B.2 Memory Coalescing Variations... .246 ndey........ 25112.3 Kernel Execution Control Evolution .......................................227 12.3.1 Function Calls within Kernel Functions ......................227 12.3.2 Exception Handling in Kernel Functions.....................227 12.3.3 Simultaneous Execution of Multiple Kernels .............. 228 12.3.4 Interruptible Kernels .....................................................228 12.4 Core Performance.....................................................................229 12.4.1 Double-Precision Speed ...............................................229 12.4.2 Better Control Flow Efficiency ....................................229 12.5 Programming Environment ......................................................230 12.6 A Bright Outlook......................................................................230 APPENDIX A MATRIX MULTIPLICATION HOST-ONLY VERSION SOURCE CODE .............................................................................233 A.1 matrixmul.cu........................................................................233 A.2 matrixmul_gold.cpp .........................................................237 A.3 matrixmul.h..........................................................................238 A.4 assist.h .................................................................................239 A.5 Expected Output .........................................................................243 APPENDIX B GPU COMPUTE CAPABILITIES ....................................................245 B.1 GPU Compute Capability Tables...............................................245 B.2 Memory Coalescing Variations..................................................246 Index......................................................................................................... 251 x Contents