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Re: [avr-gcc-list] Inserting code before context save in an ISR (fornest

From: Christian Ludlam
Subject: Re: [avr-gcc-list] Inserting code before context save in an ISR (fornested interrupts)
Date: Mon, 13 Aug 2007 12:19:33 +0100
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On 7 Aug Joerg Wunsch wrote:

> Eric Weddington <address@hidden> wrote:
> > And to do this using avr-libc, is to use the INTERRUPT() macro
> > (instead of ISR()):
> ....which has been deprecated, due to its confusing name.
> So the "official" solution is:
> void YOUR_VECTOR_vect(void) __attribute__((interrupt));
> void
> YOUR_VECTOR_vect(void)
> {
>    /* your ISR goes here */
> }

Oh that's awful! I don't see why using a clumsy attribute syntax with the
same deprecated name is any less confusing... can't we add a new macro,
something like REENTRANT_ISR() or ISR_SEI()?

Christian Ludlam

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