Alignment of bit fields problem

Hi, I'm working with at91sam7s256. Of course i'm using Keil. I want to align struct with bitfields one by one because a want to cast buffer on my struct and read data using that struct. the problem...
Alignment of bit fields problem

Hi, I'm working with at91sam7s256. Of course i'm using Keil. I want to align struct with bitfields one by one because a want to cast buffer on my struct and read data using that struct. the problem...
Arm alignment: all ARM processor requrie 4 bytes alignment for SP?

It seems Arm9 requries, but A7 doesn't.
Arm alignment: all ARM processor requrie 4 bytes alignment for SP?

It seems Arm9 requries, but A7 doesn't.
IAR compiler does not align stack on 8-byte boundary

ARM ABI says that the stack should be 8-byte aligned, but the stack is sometimes aligned only to 4-byte boundary. For example, I have the following simple busy-delay function: void delay(int iter...