Re: How to add a new option to gcc

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To: ORC_developer <heguojin@xxxxxxxxx>
Subject: Re: How to add a new option to gcc
From: David Daney <ddaney@xxxxxxxxxxxxxxxxxx>
Date: Thu, 02 Oct 2008 13:33:38 -0700
Cc: gcc-help@xxxxxxxxxxx
In-reply-to: <003501c924bf$dbffaed0$93ff0c70$@ac.cn>
References: <19773576.post@xxxxxxxxxxxxxxx> <003501c924bf$dbffaed0$93ff0c70$@ac.cn>
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ORC_developer wrote:

I wonder if there is any document about adding a new architecture-related
option to gcc?
I'm porting gcc to a new arch

It is generally done by modifying the gcc/config/arch/arch.opt file.

http://gcc.gnu.org/onlinedocs/gccint/Options.html

David Daney

Follow-Ups:
- RE: How to add a new option to gcc
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References:
- Guide to add new architecture in gcc
  - From: kwkhoo
- How to add a new option to gcc
  - From: ORC_developer

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