commit 25e1cb271253c82bc8610820004116bad5e8d0a1
author florian <florian@8f6e269a-dfd6-0310-a8e1-e2731360e62c> Sun Nov 25 01:22:27 2012 +0000
committer florian <florian@8f6e269a-dfd6-0310-a8e1-e2731360e62c> Sun Nov 25 01:22:27 2012 +0000
tree 07f4d93eed3d6fdd0ef719ff0fbac06b1bcf4cef
parent efa834abaded25c8aff2f3923e476ef7cc1d0396

Formatting only change.


git-svn-id: svn://svn.valgrind.org/vex/trunk@2567 8f6e269a-dfd6-0310-a8e1-e2731360e62c

priv/guest_s390_helpers.c

diff --git a/priv/guest_s390_helpers.c b/priv/guest_s390_helpers.c
index d4f31da..8169916 100644
--- a/priv/guest_s390_helpers.c
+++ b/priv/guest_s390_helpers.c
@@ -1534,11 +1534,12 @@
             return unop(Iop_1Uto32, binop(Iop_CmpLT64S, mkU64(0), cc_dep1));
          }
          if (cond == 8 + 2 || cond == 8 + 2 + 1) {
-            /* special case =0 || >0 to handle some gcc magic that only checks
-             * the first bit. Fixes 308427
+            /* Special case cc_dep >= 0. Only check the MSB to avoid bogus
+               memcheck complaints due to gcc magic. Fixes 308427
              */
-            return unop(Iop_64to32, binop(Iop_Xor64, binop(Iop_Shr64,cc_dep1,mkU8(63)),
-                      mkU64(1)));
+            return unop(Iop_64to32, binop(Iop_Xor64,
+                                          binop(Iop_Shr64, cc_dep1, mkU8(63)),
+                                          mkU64(1)));
          }
          if (cond == 8 + 4 + 2 || cond == 8 + 4 + 2 + 1) {
             return mkU32(1);