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To: Joern RENNECKE <joern.rennecke@st.com>
Cc: gcc@gcc.gnu.org, Ian@st.com, ibanez@sunplus.com, Lance@st.com, 
    Taylor@st.com
From: ibanez@sunplus.com
Subject: Re: does the instruction combiner regards (foo & 0xff) as a special
    case?
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Date: Tue, 02 Aug 2005 07:50:00 -0000
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You are cool, now I found a

(set (reg:CC_Z 33 cc)
    (compare:CC_Z (zero_extend:SI (subreg:QI (reg/v:SI 166 [ a ]) 0))
        (const_int 0 [0x0])))

It's what I'm looking for.

Thank you so much.