Re: Register Spilling

Falk Hueffner <>
20 Dec 2003 11:44:56 -0500

          From comp.compilers

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Register Spilling (umar) (2003-12-13)
Re: Register Spilling (2003-12-14)
Re: Register Spilling (Falk Hueffner) (2003-12-20)
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From: Falk Hueffner <>
Newsgroups: comp.compilers
Date: 20 Dec 2003 11:44:56 -0500
Organization: T-Online
References: 03-12-088
Keywords: registers, optimize
Posted-Date: 20 Dec 2003 11:44:56 EST

umar <> writes:

> Once the decision to spill certain pseudo register values has been
> taken during register allocation, on what further criteria, are
> these pseudo values put on the stack/memory.

Some architectures, like SuperH, support only memory accesses with
very small immediate offsets to the base pointer; therefore, it is
important to find a layout which minimizes these offsets. See for

Naveen Sharma and Sanjiv Kumar Gupta.
Optimal Stack Slot Assignment in GCC.
In proceedings of the GCC Developers Summit, 2003.


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