This book introduces new compilation techniques, using the polyhedron model for the resource-adaptive parallel execution of loop programs on massively parallel processor arrays. The authors show how to compute optimal symbolic assignments and parallel schedules of loop iterations at compile time, for cases where the number of available cores becomes known only at runtime. The compile/runtime symbolic parallelization approach the authors describe reduces significantly the runtime overhead, compared to dynamic or just‐in-time compilation. The new, on‐demand fault‐tolerant loop processing approach described in this book protects loop nests for parallel execution against soft errors.
This book covers two main topics: First, novel fast and flexible simulation techniques for modern heterogeneous NoC-based multi-core architectures. These are implemented in the full-system simulator called InvadeSIM and designed to study the dynamic behavior of hundreds of parallel application programs running on such architectures while competing for resources. Second, a novel actor-oriented programming library called ActorX10, which allows to formally model parallel streaming applications by actor graphs and to analyze predictable execution behavior as part of so-called hybrid mapping approaches, which are used to guarantee real-time requirements of such applications at design time independent from dynamic workloads by a combination of static analysis and dynamic embedding.
This book introduces new compilation techniques, using the polyhedron model for the resource-adaptive parallel execution of loop programs on massively parallel processor arrays. The authors show how to compute optimal symbolic assignments and parallel schedules of loop iterations at compile time, for cases where the number of available cores becomes known only at runtime. The compile/runtime symbolic parallelization approach the authors describe reduces significantly the runtime overhead, compared to dynamic or just‐in-time compilation. The new, on‐demand fault‐tolerant loop processing approach described in this book protects loop nests for parallel execution against soft errors.
This book covers two main topics: First, novel fast and flexible simulation techniques for modern heterogeneous NoC-based multi-core architectures. These are implemented in the full-system simulator called InvadeSIM and designed to study the dynamic behavior of hundreds of parallel application programs running on such architectures while competing for resources. Second, a novel actor-oriented programming library called ActorX10, which allows to formally model parallel streaming applications by actor graphs and to analyze predictable execution behavior as part of so-called hybrid mapping approaches, which are used to guarantee real-time requirements of such applications at design time independent from dynamic workloads by a combination of static analysis and dynamic embedding.
After two short weeks under siege, the climactic battle of the Alamo lasted under an hour, but its aftermath spawned a legend. The Alamo: A Cultural History explores the transformation of the fort from its 1718 inception as a Franciscan mission to its current status as a tourist attraction, historical monument, and international symbol of freedom.
The encirclement of the German 6th Army at Stalingrad in mid-November 1942 and its final collapse in February 1943 was a signature defeat for Hitler, as more than 100,000 of his soldiers were marched off into captivity. Frank Ellis tackles this oft-told tale from the unique perspective of the German officers and men trapped inside the Red Army's ever-closing ring of forces. This approach makes palpable the growing desperation of an army that began its campaign confident of victory but that long before the end could see how hopeless their situation had become. Highlighting these pages are three previously unpublished German army division accounts, translated here for the first time by Ellis. Each of these translations follows the combat experiences of a specific division-the 76th Infantry, the 94th Infantry, and the 16th Panzer-and take readers into the cauldron (or Kessel) that was Stalingrad. Together they provide a ground-level view of the horrific fighting and yield insights into everything from tactics and weapons to internal disputes, the debilitating effects of extreme cold and hunger, and the Germans' astonishing sense of duty and the abilities of their junior leaders. Along with these first-hand accounts, Ellis himself takes a new and closer look at a number of fascinating but somewhat neglected or misunderstood aspects of the Stalingrad cauldron including sniping, desertion, spying, and the fate of German prisoners. His coverage of sniping is especially notable for new insights concerning the duel that allegedly took place between Soviet sniper Vasilii Zaitsev and a German sniper, Major Konings, a story told in the film Enemy at the Gates (2001). Ellis also includes an incisive reading of Oberst Arthur Boje's published account of his capture, interrogation, and conviction for war crimes, and explores the theme of reconciliation in the works of two Stalingrad veterans, Kurt Reuber and Vasilii Grossman. Rich in anecdotal detail and revealing moments, Ellis's historical mosaic showcases an army that managed to display a vital resilience and professionalism in the face of inevitable defeat brought on by its leaders. It makes for compelling reading for anyone interested in one of the Eastern Front's monumental battles.
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