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Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os
From: |
Anatoly Sokolov |
Subject: |
Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os |
Date: |
Thu, 22 May 2008 21:08:30 +0400 |
Hi.
> An alternative way to handle this sort of thing would be to implement a
> "critical" function attribute like in the msp430 port of gcc - a
> function with this attribute has interrupts disabled at the start, and
> restored at the end.
It will work for for tiny and mega devices, but xmega devices have
Non-Maskable Interrupts, and clearing of the I-bit does not guarantee
full continuity execution of a code.
I shall make a patch for "critical" attribute.
Anatoly.
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, (continued)
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Weddington, Eric, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, John Regehr, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Dave N6NZ, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, John Regehr, 2008/05/16
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Weddington, Eric, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Dave N6NZ, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Mark Litwack, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Dave N6NZ, 2008/05/16
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, David Brown, 2008/05/22
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Weddington, Eric, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os,
Anatoly Sokolov <=
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Weddington, Eric, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, hutchinsonandy, 2008/05/22
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Weddington, Eric, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, hutchinsonandy, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, David Brown, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Andy H, 2008/05/22
- RE: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Scott and Roxanne Munns, 2008/05/23
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Andy H, 2008/05/22
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, David Brown, 2008/05/23
- Re: [avr-gcc-list] Avr-gcc Produces Incorrect Code with -Os, Graham Davies, 2008/05/25