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[avr-gcc-list] Interrupt overhead again

From: Lars Noschinski
Subject: [avr-gcc-list] Interrupt overhead again
Date: Tue, 4 Oct 2005 14:28:31 +0200
User-agent: mutt-ng devel (Linux)


Currently (avr-gcc 3.4.3), the interrupt prologue/epilogue accounts to a
total of 65 cycles, if any function call is made in the ISR.

Can I do anything do reduce this prologue besides removing all function
calls or forcing them to be inline?

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