A compiler may promote part of a variable to a scratch pad memory address space.

-Tony Tye

-----Original Message-----
From: Michael Eager

On 7/30/20 5:17 PM, Tye, Tony via Dwarf-Discuss wrote:
> For optimized code involving multiple address spaces it is possible to 
> run into cases where the location of a source language variable 
> requires multiple address spaces. For example, a source variable may 
> be optimized and different pieces may be in different places including 
> memory of multiple address spaces, registers, etc.

Can you explain this more?

DWARF handles the situation where part of a variable is in memory and part in a 
register or in multiple registers.  When would you have a variable which was in 
multiple address spaces?

Michael Eager
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