[U-Boot-Users] Debugging U-Boot Under DDD

VanBaren, Gerald (AGRE) Gerald.VanBaren at smiths-aerospace.com
Mon Jul 12 21:21:43 CEST 2004

> -----Original Message-----
> From: u-boot-users-admin at lists.sourceforge.net
> [mailto:u-boot-users-admin at lists.sourceforge.net]On Behalf Of
> Talib Alim
> Sent: Monday, July 12, 2004 3:08 PM
> To: U-Boot List
> Subject: [U-Boot-Users] Debugging U-Boot Under DDD
> This may be a trivial question, but I hope that someone can answer me.
> I am bring up u-boot on 8xx.
> While doing source level debugging under ddd, whenever I do step,
> stepi, next or nexti I see green instruction pointer jump all over the
> code. e.g. it would go to first line, than third line, than 7 line. If
> I look at machine code window, it is running in normal
> predictable way.

That is typically because the compiler optimizer has re-ordered your program.  ddd is showing you which line is being executed and the machine code window shows sequential instructions, but those instructions are _not_ for sequential source lines.


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