Arm Development Studio forum i got really weird test result of memory barrier on Cortex A9

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i got really weird test result of memory barrier on Cortex A9

yitian bu over 12 years ago

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Peter Harris over 12 years ago

Note: This was originally posted on 27th November 2011 at http://forums.arm.com

What loop values does this fail with?

I can't see a terminating condition, so my best guess is that it runs correctly until you overflow the 32-bit integer.

0x0 is indeed less than 0xFFFFFFFE, so it panics ...
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Peter Harris over 12 years ago

Note: This was originally posted on 27th November 2011 at http://forums.arm.com

What loop values does this fail with?

I can't see a terminating condition, so my best guess is that it runs correctly until you overflow the 32-bit integer.

0x0 is indeed less than 0xFFFFFFFE, so it panics ...
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