First cut of PowerPC(64) support in LLDB.
Summary:
This adds preliminary support for PowerPC/PowerPC64, for FreeBSD. There are
some issues still:
* Breakpoints don't work well on powerpc64.
* Shared libraries don't yet get loaded for a 32-bit process on powerpc64 host.
* Backtraces don't work. This is due to PowerPC ABI using a backchain pointer
in memory, instead of a dedicated frame pointer register for the backchain.
* Breakpoints on functions without debug info may not work correctly for 32-bit
powerpc.
Reviewers: emaste, tfiala, jingham, clayborg
Reviewed By: clayborg
Subscribers: emaste, lldb-commits
Differential Revision: http://reviews.llvm.org/D5988
llvm-svn: 220944
diff --git a/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp b/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
index cb30a15..bd96b6b 100644
--- a/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
+++ b/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
@@ -113,6 +113,7 @@
log->Printf("PT_GETREGS: ax=0x%lx", r->r_rax);
}
#endif
+#ifndef __powerpc__
if (req == PT_GETDBREGS || req == PT_SETDBREGS) {
struct dbreg *r = (struct dbreg *) addr;
char setget = (req == PT_GETDBREGS) ? 'G' : 'S';
@@ -120,6 +121,7 @@
for (int i = 0; i <= 7; i++)
log->Printf("PT_%cETDBREGS: dr[%d]=0x%lx", setget, i, r->dr[i]);
}
+#endif
}
return result;