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| author | Edgar E. Iglesias <edgar.iglesias@petalogix.com> | 2010-02-20 14:03:14 +0100 |
|---|---|---|
| committer | Edgar E. Iglesias <edgar.iglesias@gmail.com> | 2010-02-20 14:03:14 +0100 |
| commit | e1aa325409baeefad4f214ab8c34fb21968bdb2e (patch) | |
| tree | d886813f4b8de5299fb7c57710de1849065a0abe /target-microblaze/op_helper.c | |
| parent | b551ec04ca45d1925417dd2ec7c1b7f115c84f1d (diff) | |
| download | qemu-e1aa325409baeefad4f214ab8c34fb21968bdb2e.tar.gz | |
microblaze: Dont segfault when singlestepping first insn.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@petalogix.com>
Diffstat (limited to 'target-microblaze/op_helper.c')
| -rw-r--r-- | target-microblaze/op_helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target-microblaze/op_helper.c b/target-microblaze/op_helper.c index af89dcfa69..8a9cea2f27 100644 --- a/target-microblaze/op_helper.c +++ b/target-microblaze/op_helper.c @@ -251,6 +251,12 @@ void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, int is_asi, int size) { CPUState *saved_env; + + if (!cpu_single_env) { + /* XXX: ??? */ + return; + } + /* XXX: hack to restore env in all cases, even if not called from generated code */ saved_env = env; |