• NEON SIMD Register Diagram
    Hello, I’m new to ARM architecture and was looking to get a better understanding of how it works. Most notably, the Cortex-A series and its DSP functionality. When looking through the NEON SIMD page on...
  • NEON-Advanced SIMD vs. SIMD
    Hello, I’m new to ARM architecture and was looking to get a better understanding of how it works. Most notably, the Cortex-A series and its DSP functionality. When reading through ARM’s webpage, it often...
  • Partial register dependency neon
    I'm having trouble finding any informations on partial neon register dependencies. Take for example the following code: ld2 {v0.16b, v1.16b}[0], [x0] ld2 {v0.16b, v1.16b}[1], [x1] ld2 {v0.16b, v1...
  • SIMD-NEON Optimization on CortexA7or Cortex A57
    Hi, we are experiencing poor performance on Small functions translated to SIMD NEON because of likely latency.I found a guide on http://infocenter.arm.com/help/topic/com.arm.doc.uan0015b/Cortex_A57_Software_Optimization_Guide_external...
  • Cortex-A9: disable SIMD, Neon & VFP in the secure world
    Hi ! I'm trying to configure my secure monitor so that: - the secure world does not have access to any floating-point hardware - the normal world can do whatever it wants To this purpose, I allow...