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Re: reload question

From: Joern Rennecke <amylaar at spamcop dot net>
To: gcc at gcc dot gnu dot org
Date: Wed, 23 Jun 2010 22:12:24 -0400
Subject: Re: reload question
References: <449357.18702.qm@web62407.mail.re1.yahoo.com>

Quoting Alex Turjan <aturjan@yahoo.com>:

When Im compiling a loop with high register pressure the register allocator does not allocate a register for the loop counter (i.e., operand 0) as it has a long life range. Thus operand 0 has to be reloaded but then I get a failure in the reload:

...

Can anybody give me a hint?


Look at the arc[compact] machine description arc-4_4-20090909-branch -
it works quite nicely there.

References:
- reload question
  - From: Alex Turjan

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