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VPC prediction: reducing the cost of indirect branches via hardware-based dynamic devirtualization
Indirect branches have become increasingly common in modular programs written in
modern object-oriented languages and virtual machine based runtime systems …
modern object-oriented languages and virtual machine based runtime systems …
A projection-based approach for memory leak detection
One of the major software safety issues is memory leak. Moreover, detecting memory leak
vulnerabilities is challenging in static analysis. Existing static detection tools find bugs by …
vulnerabilities is challenging in static analysis. Existing static detection tools find bugs by …
Improving the performance of object-oriented languages with dynamic predication of indirect jumps
Indirect jump instructions are used to implement increasingly-common programming
constructs such as virtual function calls, switch-case statements, jump tables, and interface …
constructs such as virtual function calls, switch-case statements, jump tables, and interface …
Control-flow decoupling
Mobile and PC/server class processor companies continue to roll out flagship core micro
architectures that are faster than their predecessors. Meanwhile placing more cores on a …
architectures that are faster than their predecessors. Meanwhile placing more cores on a …
Enabling branch-mispredict level parallelism by selectively flushing instructions
Conventionally, branch mispredictions are resolved by flushing wrongly speculated
instructions from the reorder buffer and refetching instructions along the correct path …
instructions from the reorder buffer and refetching instructions along the correct path …
Alternate Path Fetch
Modern out-of-order cores rely on a large instruction supply from the processor frontend to
achieve high performance. This requires building wider pipelines with more accurate branch …
achieve high performance. This requires building wider pipelines with more accurate branch …
Control-flow decoupling: An approach for timely, non-speculative branching
Mobile and PC/server class processor companies continue to roll out flagship core
microarchitectures that are faster than their predecessors. Meanwhile placing more cores on …
microarchitectures that are faster than their predecessors. Meanwhile placing more cores on …
Ginger: Control independence using tag rewriting
The negative performance impact of branch mis-predictions can be reduced by exploiting
control independence (CI). When a branch mis-predicts, the wrong-path instructions up to …
control independence (CI). When a branch mis-predicts, the wrong-path instructions up to …
Virtual program counter (vpc) prediction: Very low cost indirect branch prediction using conditional branch prediction hardware
Indirect branches have become increasingly common in modular programs written in
modern object-oriented languages and virtual-machine-based runtime systems …
modern object-oriented languages and virtual-machine-based runtime systems …
Auto-predication of critical branches
Advancements in branch predictors have allowed modern processors to aggressively
speculate and gain significant performance with every generation of increasing out-of-order …
speculate and gain significant performance with every generation of increasing out-of-order …