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PPC64:  ISA 3.0 setup fixes.

There is a typo in the configure.ac file that causes the HAS_ISA_3_00
variable to not be set.

The mask64 value is missing the HWCAPS bit for ISA3.0.
bugzilla
---
 VEX/priv/guest_ppc_toIR.c | 2 +-
 configure.ac              | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/VEX/priv/guest_ppc_toIR.c b/VEX/priv/guest_ppc_toIR.c
index 0d27389..6fede61 100644
--- a/VEX/priv/guest_ppc_toIR.c
+++ b/VEX/priv/guest_ppc_toIR.c
@@ -29122,7 +29122,7 @@ DisResult disInstr_PPC ( IRSB*        irsb_IN,
 
    mask64 = VEX_HWCAPS_PPC64_V | VEX_HWCAPS_PPC64_FX
             | VEX_HWCAPS_PPC64_GX | VEX_HWCAPS_PPC64_VX | VEX_HWCAPS_PPC64_DFP
-            | VEX_HWCAPS_PPC64_ISA2_07;
+            | VEX_HWCAPS_PPC64_ISA2_07 | VEX_HWCAPS_PPC64_ISA3_0;
 
    if (mode64) {
       vassert((hwcaps_guest & mask32) == 0);
diff --git a/configure.ac b/configure.ac
index 587917b..4c3cc58 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1537,7 +1537,7 @@ ac_asm_have_isa_3_00=no
 AC_MSG_RESULT([no])
 ])
 
-AM_CONDITIONAL(HAS_ISA_3_00, test x$ac_asm_have_isa_3_00 = xyes \
+AM_CONDITIONAL(HAS_ISA_3_00, [test x$ac_asm_have_isa_3_00 = xyes \
                              -a x$HWCAP_HAS_ISA_3_00 = xyes])
 
 # Check for pthread_create@GLIBC2.0
-- 
1.8.3.1

Only in valgrind-3.12.0: autom4te.cache
diff -ur valgrind-3.12.0.orig/configure valgrind-3.12.0/configure
--- valgrind-3.12.0.orig/configure	2016-12-16 16:52:17.101832444 +0100
+++ valgrind-3.12.0/configure	2017-03-28 23:38:32.997776458 +0200
@@ -8122,7 +8122,7 @@
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
  if test x$ac_asm_have_isa_3_00 = xyes \
-                             -a x$HWCAP_HAS_ISA_3_00 = xyes]; then
+                             -a x$HWCAP_HAS_ISA_3_00 = xyes; then
   HAS_ISA_3_00_TRUE=
   HAS_ISA_3_00_FALSE='#'
 else