1 files changed, 47 insertions, 2 deletions

diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h
index 06721e3c04..e60c5ad9ab 100644
--- a/erts/emulator/hipe/hipe_mode_switch.h
+++ b/erts/emulator/hipe/hipe_mode_switch.h
@@ -59,13 +59,58 @@ void hipe_empty_nstack(Process *p);
 void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free);
 Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s);
 
-void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity);
-void hipe_unreserve_beam_trap_frame(Process*);
+ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity);
+ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*);
 
 extern Uint hipe_beam_pc_return[];
 extern Uint hipe_beam_pc_throw[];
 extern Uint hipe_beam_pc_resume[];
 
+#if ERTS_GLB_INLINE_INCL_FUNC_DEF
+
+#include "erl_gc.h"
+#include "hipe_stack.h"
+
+#if defined(__sparc__)
+#include "hipe_sparc_glue.h"
+#elif defined(__i386__)
+#include "hipe_x86_glue.h"
+#elif defined(__x86_64__)
+#include "hipe_amd64_glue.h"
+#elif defined(__powerpc__) || defined(__ppc__) || defined(__powerpc64__)
+#include "hipe_ppc_glue.h"
+#elif defined(__arm__)
+#include "hipe_arm_glue.h"
+#endif
+
+extern Eterm hipe_beam_catch_throw;
+
+ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity)
+{
+    if (!hipe_bifcall_from_native_is_recursive(p))
+	return;
+
+    /* ensure that at least 2 words are available on the BEAM stack */
+    if ((p->stop - 2) < p->htop) {
+	p->fcalls -= erts_garbage_collect(p, 2, reg, arity);
+	ASSERT(!((p->stop - 2) < p->htop));
+    }
+    p->stop -= 2;
+    p->stop[0] = NIL;
+    p->stop[1] = hipe_beam_catch_throw;
+}
+
+ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p)
+{
+    if (!hipe_bifcall_from_native_is_recursive(p))
+	return;
+
+    ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw);
+    p->stop += 2;
+}
+
+#endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */
+
 #endif	/* ASM */
 
 #endif /* HIPE_MODE_SWITCH_H */