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authorAnton Blanchard <anton@samba.org>2013-06-02 22:28:27 +1000
committerMichael Roth <mdroth@linux.vnet.ibm.com>2013-06-17 18:01:41 -0500
commit9534f66ac1a50015034acbe86c110bb89673460e (patch)
tree622081da3013af21134004e7dca60f07d28f050d /tcg
parentd208f05fd9f392bfce72aa65863114cef2f89e93 (diff)
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>
Diffstat (limited to 'tcg')
-rw-r--r--tcg/ppc64/tcg-target.c2
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;