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| author | Olivier Houchard <cognet@FreeBSD.org> | 2008-08-02 12:49:43 +0000 |
|---|---|---|
| committer | Olivier Houchard <cognet@FreeBSD.org> | 2008-08-02 12:49:43 +0000 |
| commit | 08cfba5d1493f6e71cba14a686cb208fb1f190e8 (patch) | |
| tree | ca5e2a133caf0875060c90c0a1f2a54308a89fb7 /sys/ddb/db_run.c | |
| parent | 4ed897041f980939dd873cae9734f35fe5f4bcff (diff) | |
| download | src-08cfba5d1493f6e71cba14a686cb208fb1f190e8.tar.gz src-08cfba5d1493f6e71cba14a686cb208fb1f190e8.zip | |
Fix software single-stepping: we need to check if the instruction is a
return instruction as well, or we'll stop single-stepping as soon as we'll
return from a function.
MFC after: 3 days
Notes
Notes:
svn path=/head/; revision=181175
Diffstat (limited to 'sys/ddb/db_run.c')
| -rw-r--r-- | sys/ddb/db_run.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/ddb/db_run.c b/sys/ddb/db_run.c index 18f9c0df7d26..f0b31bf47d3b 100644 --- a/sys/ddb/db_run.c +++ b/sys/ddb/db_run.c @@ -269,7 +269,7 @@ db_set_single_step(void) * at pc was not executed. */ inst = db_get_value(pc, sizeof(int), FALSE); - if (inst_branch(inst) || inst_call(inst)) { + if (inst_branch(inst) || inst_call(inst) || inst_return(inst)) { brpc = branch_taken(inst, pc); if (brpc != pc) { /* self-branches are hopeless */ db_taken_bkpt = db_set_temp_breakpoint(brpc); |