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To: gcc@gcc.gnu.org, ja_walker@earthlink.net
Subject: Re: Sythetic registers: modrm/gas question.
Message-Id: <20030105114202.8AB15F2D6B@nile.gnat.com>
Date: Sun, 05 Jan 2003 12:28:00 -0000
From: dewar@gnat.com (Robert Dewar)
X-SW-Source: 2003-01/txt/msg00204.txt.bz2

> How do I tell gas to assemble an operand as a one-byte offset instead of a 
> four-byte offset?
> 
> e.g. 
> 
> MOV     eax,[ebp + 4]
> 
> Does it "just know?"
> 
> Andy

Yes, of course it "just knows", that's why your guess that gcc is generating
poor code seems ill-informed. It is inconceivable that *any* compiler would
use four byte offsets to access the local stack frame.