Allow 4-ary BIFs

1 files changed, 37 insertions, 1 deletions

diff --git a/erts/emulator/hipe/hipe_ppc_bifs.m4 b/erts/emulator/hipe/hipe_ppc_bifs.m4
index f53b79b52e..b173b896b8 100644
--- a/erts/emulator/hipe/hipe_ppc_bifs.m4
+++ b/erts/emulator/hipe/hipe_ppc_bifs.m4
@@ -46,9 +46,10 @@ define(HANDLE_GOT_MBUF,`
  * standard_bif_interface_1(nbif_name, cbif_name)
  * standard_bif_interface_2(nbif_name, cbif_name)
  * standard_bif_interface_3(nbif_name, cbif_name)
+ * standard_bif_interface_4(nbif_name, cbif_name)
  * standard_bif_interface_0(nbif_name, cbif_name)
  *
- * Generate native interface for a BIF with 0-3 parameters and
+ * Generate native interface for a BIF with 0-4 parameters and
  * standard failure mode.
  */
 define(standard_bif_interface_1,
@@ -144,6 +145,41 @@ ASYM($1):
 	TYPE_FUNCTION(ASYM($1))
 #endif')
 
+define(standard_bif_interface_4,
+`
+#ifndef HAVE_$1
+#`define' HAVE_$1
+	GLOBAL(ASYM($1))
+ASYM($1):
+	/* Set up C argument registers. */
+	mr	r3, P
+	NBIF_ARG(r4,4,0)
+	NBIF_ARG(r5,4,1)
+	NBIF_ARG(r6,4,2)
+	NBIF_ARG(r7,4,3)
+
+	/* Save caller-save registers and call the C function. */
+	SAVE_CONTEXT_BIF
+	STORE	r4, P_ARG0(r3)		/* Store BIF__ARGS in def_arg_reg[] */
+	STORE	r5, P_ARG1(r3)
+	STORE	r6, P_ARG2(r3)
+	STORE	r7, P_ARG3(r3)
+	addi	r4, r3, P_ARG0
+	CALL_BIF($2)
+	TEST_GOT_MBUF
+
+	/* Restore registers. Check for exception. */
+	CMPI	r3, THE_NON_VALUE
+	RESTORE_CONTEXT_BIF
+	beq-	1f
+	NBIF_RET(4)
+1:	/* workaround for bc:s small offset operand */
+	b	CSYM(nbif_4_simple_exception)
+	HANDLE_GOT_MBUF(4)
+	SET_SIZE(ASYM($1))
+	TYPE_FUNCTION(ASYM($1))
+#endif')
+
 define(standard_bif_interface_0,
 `
 #ifndef HAVE_$1