Re: mregparm=0?

To: port-amd64%netbsd.org@localhost
Subject: Re: mregparm=0?
From: Joerg Sonnenberger <joerg%britannica.bec.de@localhost>
Date: Tue, 1 Jul 2008 14:57:05 +0200

On Tue, Jul 01, 2008 at 05:13:14PM +0600, Alexander Vysokovskih wrote:
> My question (in other words) why gcc on linux-amd64(currently, i have  
> not possibility to test it with netbsd-amd64) make function call with  
> arguments passed into  registers? It ignores -mregparm=0 with warning  
> above... On i386 this modifier is working right...

AMD64 calling convention mandates use of registerse for the first six
(?) integer like parameters.

Joerg

Follow-Ups:
- Re: mregparm=0?
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References:
- mregparm=0?
  - From: Alexander Vysokovskih
- Re: mregparm=0?
  - From: Andrew Doran
- Re: mregparm=0?
  - From: Alexander Vysokovskih

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