Merge tag 'OTP-19.0' into sverker/19/binary_to_atom-utf8-crash/ERL-474/OTP-14590

1 files changed, 62 insertions, 11 deletions

diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h
index a3e908a3b3..c40077d558 100644
--- a/erts/emulator/hipe/hipe_mode_switch.h
+++ b/erts/emulator/hipe/hipe_mode_switch.h
@@ -2,18 +2,19 @@
  * %CopyrightBegin%
 
  *
- * Copyright Ericsson AB 2001-2011. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2016. All Rights Reserved.
  *
- * The contents of this file are subject to the Erlang Public License,
- * Version 1.1, (the "License"); you may not use this file except in
- * compliance with the License. You should have received a copy of the
- * Erlang Public License along with this software. If not, it can be
- * retrieved online at http://www.erlang.org/.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
  *
- * Software distributed under the License is distributed on an "AS IS"
- * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
- * the License for the specific language governing rights and limitations
- * under the License.
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
  *
  * %CopyrightEnd%
  */
@@ -31,7 +32,7 @@
 
 /* result codes for beam_emu <- hipe_mode_switch() return */
 #define HIPE_MODE_SWITCH_RES_RETURN		4
-#define HIPE_MODE_SWITCH_RES_CALL		5
+#define HIPE_MODE_SWITCH_RES_CALL_EXPORTED	5
 #define HIPE_MODE_SWITCH_RES_THROW		6
 
 /* additional result codes for hipe_mode_switch() <- native return */
@@ -45,6 +46,8 @@
 
 #define HIPE_MODE_SWITCH_RES_APPLY		13 /* mode_switch <- native */
 
+#define HIPE_MODE_SWITCH_RES_CALL_BEAM	        14
+
 #ifndef ASM
 
 #include "error.h"
@@ -59,10 +62,58 @@ 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);
 
+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) {
+	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 */