• Understanding VPf and NEON link
    Note: This was originally posted on 14th March 2011 at http://forums.arm.com I'd like to understand exactly how NEON can be used instead of VPf. I understand that FADDS is now replaced by VADD.f32 But...
  • In ARM VPF, why does the exponent part should add 127(in 32-bit) to represent the exponent?
    In ARM VPF, why does the exponent part should add 127(in 32-bit) to represent the exponent? In VPF 32-bit mode, a float number is store as follow: 31    30... ...23    22... ...0 S    Exponent    Mantissa...
  • Vectorizing Compiler
    Note: This was originally posted on 29th June 2010 at http://forums.arm.com Hi, Please see the following tool chain CPP=arm-none-linux-gnueabi-gcc SWS=-march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat...
  • Interrupt vector
    I need to creare on my flash two different and independent application: 0x00000-0x7FFF : diagnostic application 0x10000-0x1FFFF: main application I use, in diagnostic appl. , the call: ((void...
  • Vector table remapping lpc17xx
    Hello, I'm using a lpc1766 and made a simple program to toggle a led from a timer interrupt. At first the interrupt vectors were in flash (see startup code below) and this worked just fine. So I...