From: "Laurent Desnogues" <laurent.desnogues@gmail.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH][ARM] Fix for dual signed mul
Date: Mon, 23 Jun 2008 19:22:05 +0200 [thread overview]
Message-ID: <761ea48b0806231022k706f0e1l73035d9ef2406b8c@mail.gmail.com> (raw)
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Title says it all.
Some other problems exist in v6 instructions since FFmpeg still
doesn't work correctly.
Laurent
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--- svn-ref/target-arm/translate.c 2008-06-07 13:59:11.000000000 +0200
+++ svn/target-arm/translate.c 2008-06-23 19:13:15.000000000 +0200
@@ -247,8 +247,8 @@
{
TCGv tmp1 = new_tmp();
TCGv tmp2 = new_tmp();
- tcg_gen_ext8s_i32(tmp1, a);
- tcg_gen_ext8s_i32(tmp2, b);
+ tcg_gen_ext16s_i32(tmp1, a);
+ tcg_gen_ext16s_i32(tmp2, b);
tcg_gen_mul_i32(tmp1, tmp1, tmp2);
dead_tmp(tmp2);
tcg_gen_sari_i32(a, a, 16);
reply other threads:[~2008-06-23 17:22 UTC|newest]
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