From: Anton Blanchard <anton@samba.org>
Date: Sun, 2 Jun 2013 12:30:18 +0000 (+1000)
Subject: tcg-ppc64: rotr_i32 rotates wrong amount
X-Git-Tag: v1.5.1~21
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;ds=sidebyside;h=02d26729ea39fdca8385fbaf96cef904b2935891;p=qemu.git

tcg-ppc64: rotr_i32 rotates wrong amount

rotr_i32 calculates the amount to left shift and puts it into a
temporary, but then doesn't use it when doing the shift.

Cc: qemu-stable@nongnu.org
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
(cherry picked from commit d1bdd3af49f227dd4a4b03b90cb020c55cbed440)

Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---

diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
index 5cdff3639..606b73def 100644
--- a/tcg/ppc64/tcg-target.c
+++ b/tcg/ppc64/tcg-target.c
@@ -1662,7 +1662,7 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, const TCGArg *args,
             tcg_out_rlw(s, RLWINM, args[0], args[1], 32 - args[2], 0, 31);
         } else {
             tcg_out32(s, SUBFIC | TAI(0, args[2], 32));
-            tcg_out32(s, RLWNM | SAB(args[1], args[0], args[2])
+            tcg_out32(s, RLWNM | SAB(args[1], args[0], 0)
                          | MB(0) | ME(31));
         }
         break;