* .gdbinit: add function `trace_machine_instructions' to trace

  in native machine assemble.
  See https://bugs.ruby-lang.org/projects/ruby-trunk/wiki/MachineInstructionsTraceWithGDB
  for more details.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35951 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 0 deletions

diff --git a/.gdbinit b/.gdbinit
index c86081f6ec..6481376d48 100644
--- a/.gdbinit
+++ b/.gdbinit
@@ -755,3 +755,16 @@ define rb_ps_thread
   set $ps_thread_id = $arg1
   print $ps_thread_th = (rb_thread_t*)$ps_thread->data
 end
+
+# Details: https://bugs.ruby-lang.org/projects/ruby-trunk/wiki/MachineInstructionsTraceWithGDB
+define trace_machine_instructions
+  set logging on
+  set height 0
+  set width 0
+  display/i $pc
+  while !$exit_code
+    info line *$pc
+    si
+  end
+end
+