Removed unused functions and variables.

2009-02-18  David Smith  <dsmith@redhat.com>

	* io.c (_stp_log): Removed unused function.
	* map.c (_stp_cmp): Replace _stp_log() with dbug().
	* mempool.c (_stp_mempool_resize): Removed unused function.
	* print.c (next_fmt): Removed unused function.
	* procfs.c: Removed unused variable '_stp_num_procfs_files'.
	* regs.c (_stp_ret_addr): Removed unused function.
	* string.c (_stp_text_str): Removed unused variable 'len'.
	* string.h: Removed unused variable '_stdout_' and function
	declaration for deleted function '_stp_vsprintf'.
	* sym.c: Removed unused variables.
	* unwind.c (_stp_create_unwind_hdr): Removed unused function.

2009-02-18  David Smith  <dsmith@redhat.com>

	* control.c: Removed unused variable '_stp_current_buffers'.
	* procfs.c (_stp_set_buffers): Removed unused function.
	(_stp_register_ctl_channel_fs): Removed unused variables and
	label.
	* symbols.c (u32_swap): Removed unused function.
	(generic_swap): Ditto.
	(_stp_sort): Ditto.
	(_stp_section_is_interesting): Ditto.
	* transport.c (_stp_transport_init): Removed unused variable
	'ret'.

1 files changed, 0 insertions, 37 deletions

diff --git a/runtime/regs.c b/runtime/regs.c
index 2f7c741d..e963affa 100644
--- a/runtime/regs.c
+++ b/runtime/regs.c
@@ -23,43 +23,6 @@
  * @{
  */
 
-
-/** Get the current return address.
- * Call from kprobes (not jprobes).
- * @param regs The pt_regs saved by the kprobe.
- * @return The return address saved in the stack pointer.
- * @note i386 and x86_64 only so far.
- */
- 
-static unsigned long _stp_ret_addr (struct pt_regs *regs)
-{
-#if defined  (STAPCONF_X86_UNIREGS)  && (defined (__x86_64__) || defined (__i386__))
-         unsigned long *ra = (unsigned long *)regs->sp;
-          if (ra)
-                  return *ra;
-          else
-                  return 0;
-#elif defined  (__x86_64__)
-	unsigned long *ra = (unsigned long *)regs->rsp;
-	if (ra)
-		return *ra;
-	else
-		return 0;
-#elif defined (__i386__)
-	return regs->esp;
-#elif defined (__powerpc64__) || defined (__arm__)
-	return REG_LINK(regs);
-#elif defined (__ia64__)
-	return regs->b0;
-#elif defined (__s390__) || defined (__s390x__)
-	return regs->gprs[14];
-#elif defined (__arm__)
-	return regs->ARM_r0;
-#else
-	#error Unimplemented architecture
-#endif
-}
-
 /** Get the current return address for a return probe.
  * Call from kprobe return probe.
  * @param ri Pointer to the struct kretprobe_instance.