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Date: Wed, 26 Oct 2005 06:05:00 -0000
From: Alan Modra <amodra@bigpond.net.au>
To: Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
Cc: Nick Clifton <nickc@redhat.com>, binutils@sources.redhat.com,
	cgen@sources.redhat.com
Subject: Re: [PATCH] m32r-*-as  For a code depended for host word size.
Message-ID: <20051026060456.GM17244@bubble.grove.modra.org>
Mail-Followup-To: Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>,
	Nick Clifton <nickc@redhat.com>, binutils@sources.redhat.com,
	cgen@sources.redhat.com
References: <434F6596.404@renesas.com> <435F1697.2000904@renesas.com>
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On Wed, Oct 26, 2005 at 02:39:35PM +0900, Kazuhiro Inaoka wrote:
> This patch is to fix FAIL at testsuite/gas/m32r/seth on x86_64 host.

Should high() be treated the same, as follows?

Index: cpu/m32r.opc
===================================================================
RCS file: /cvs/src/src/cpu/m32r.opc,v
retrieving revision 1.9
diff -u -p -r1.9 m32r.opc
--- cpu/m32r.opc	19 Oct 2005 14:44:17 -0000	1.9
+++ cpu/m32r.opc	26 Oct 2005 06:03:13 -0000
@@ -127,7 +127,10 @@ parse_hi16 (CGEN_CPU_DESC cd,
       ++*strp;
       if (errmsg == NULL
   	  && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
-	value >>= 16;
+	{
+	  value >>= 16;
+	  value &= 0xffff;
+	}
       *valuep = value;
       return errmsg;
     }
@@ -142,8 +145,9 @@ parse_hi16 (CGEN_CPU_DESC cd,
       if (errmsg == NULL
 	  && result_type == CGEN_PARSE_OPERAND_RESULT_NUMBER)
         {
-          value = value + (value & 0x8000 ? 0x10000 : 0);
+          value += 0x8000;
           value >>= 16;
+          value &= 0xffff;
         }
       *valuep = value;
       return errmsg;

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre