@@ -1776,16 +1776,13 @@ insert_prologue_epilogue_for_components (sbitmap components)
commit_edge_insertions ();
}
-/* The main entry point to this subpass. FIRST_BB is where the prologue
- would be normally put. */
-void
-try_shrink_wrapping_separate (basic_block first_bb)
+bool
+use_shrink_wrapping_separate (void)
{
- if (!(SHRINK_WRAPPING_ENABLED
- && flag_shrink_wrap_separate
+ if (!(SHRINK_WRAPPING_ENABLED && flag_shrink_wrap_separate
&& optimize_function_for_speed_p (cfun)
&& targetm.shrink_wrap.get_separate_components))
- return;
+ return false;
/* We don't handle "strange" functions. */
if (cfun->calls_alloca
@@ -1794,6 +1791,17 @@ try_shrink_wrapping_separate (basic_block first_bb)
|| crtl->calls_eh_return
|| crtl->has_nonlocal_goto
|| crtl->saves_all_registers)
+ return false;
+
+ return true;
+}
+
+/* The main entry point to this subpass. FIRST_BB is where the prologue
+ would be normally put. */
+void
+try_shrink_wrapping_separate (basic_block first_bb)
+{
+ if (!use_shrink_wrapping_separate ())
return;
/* Ask the target what components there are. If it returns NULL, don't
@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3. If not see
extern bool requires_stack_frame_p (rtx_insn *, HARD_REG_SET, HARD_REG_SET);
extern void try_shrink_wrapping (edge *entry_edge, rtx_insn *prologue_seq);
extern void try_shrink_wrapping_separate (basic_block first_bb);
+extern bool use_shrink_wrapping_separate (void);
#define SHRINK_WRAPPING_ENABLED \
(flag_shrink_wrap && targetm.have_simple_return ())