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authorDoug Kwan <dougkwan@google.com>2014-05-29 09:12:20 -0500
committerAlexander Graf <agraf@suse.de>2014-06-16 13:24:40 +0200
commite22c357b3ec01c1141969ae81397d60d52e8c87b (patch)
treeea4aa04bb90ebfb07fdb0e1d5ad1344871eb3651 /linux-user
parentd90b94cd78af672cdfd52dc3789ab249534c2f40 (diff)
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target-ppc: Allow little-endian user mode.
This allows running PPC64 little-endian in user mode if target is configured that way. In PPC64 LE user mode we set MSR.LE during initialization. Signed-off-by: Doug Kwan <dougkwan@google.com> Signed-off-by: Tom Musta <tommusta@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/linux-user/main.c b/linux-user/main.c
index 3e21024..f577e19 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -1484,7 +1484,7 @@ static int do_store_exclusive(CPUPPCState *env)
{
target_ulong addr;
target_ulong page_addr;
- target_ulong val, val2 __attribute__((unused));
+ target_ulong val, val2 __attribute__((unused)) = 0;
int flags;
int segv = 0;
@@ -1527,6 +1527,12 @@ static int do_store_exclusive(CPUPPCState *env)
case 8: segv = put_user_u64(val, addr); break;
case 16: {
if (val2 == env->reserve_val2) {
+ if (msr_le) {
+ val2 = val;
+ val = env->gpr[reg+1];
+ } else {
+ val2 = env->gpr[reg+1];
+ }
segv = put_user_u64(val, addr);
if (!segv) {
segv = put_user_u64(val2, addr + 8);