diff options
| author | Anton Blanchard <anton@samba.org> | 2013-06-02 22:28:27 +1000 |
|---|---|---|
| committer | Michael Roth <mdroth@linux.vnet.ibm.com> | 2013-06-17 18:01:41 -0500 |
| commit | 9534f66ac1a50015034acbe86c110bb89673460e (patch) | |
| tree | 622081da3013af21134004e7dca60f07d28f050d | |
| parent | d208f05fd9f392bfce72aa65863114cef2f89e93 (diff) | |
| download | qemu-9534f66ac1a50015034acbe86c110bb89673460e.tar.gz | |
tcg-ppc64: bswap64 rotates output 32 bits
If our input and output is in the same register, bswap64 tries to
undo a rotate of the input. This just ends up rotating the output.
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 82e0f9170ac9307de4fc15bfb4d12d5534550322)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
| -rw-r--r-- | tcg/ppc64/tcg-target.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c index c7c0b8f94d..1d065300f8 100644 --- a/tcg/ppc64/tcg-target.c +++ b/tcg/ppc64/tcg-target.c @@ -1923,8 +1923,6 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, const TCGArg *args, if (a0 == 0) { tcg_out_mov(s, TCG_TYPE_I64, args[0], a0); - /* Revert the source rotate that we performed above. */ - tcg_out_rld(s, RLDICL, a1, a1, 32, 0); } break; |