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Re: i386 and asm jumping


Erik Schnetter <schnetter@uni-tuebingen.de> writes:

|> Peter Barada wrote:
|> 
|> > Jumps in asm statements will create problems since the optimizers have
|> > no knowledge that there is a possible change in flow caused by the asm
|> > statement, and hence will not have an accurate flow diagram of the
|> > function.  From there its all downhill.
|> 
|> That is true.  However, the same could be said from asm code changing 
|> registers.

Why?  You can accurately describe this to the compiler.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE GmbH, Deutschherrnstr. 15-19, D-90429 Nürnberg
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