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Video gamers know about cheat codes, but assembly language programmers are often in search of undocumented instructions. One way to find them is to map out all of a CPU’s opcodes and where there are ...

As simple as a processor’s instruction set may seem, especially in a 1978-era one like the Intel 8086, there is quite a bit going on to go from something like a conditional jump instruction to a set ...

A dangerous potato: After researchers revealed the initial details of the Sinkclose security issue, AMD announced that a firmware update would be coming for some of its desktop, mobile, and server ...

Gregory Tang and Rajat Bahl, AMD, Inc. Alex Wakefield and Padmaraj Ramachandran, Synopsys Inc. As microprocessor designs have grown considerably in complexity, the use of hand-written directed tests ...

Something to look forward to: Intel's plan to address voltage-related crashes on desktop processors with a patch has some worried that performance and overclocking will take a hit. Past updates to ...

NVidia often takes an interesting approach with its technology, and the firm’s upcoming dual-core Tegra K1-64 is no different. It employs the Denver CPU architecture that implements ARM’s ARMv8 64-bit ...