# HG changeset patch
# User mdoerr
# Date 1448296071 -3600
# Node ID b0974a00216fba9dd90f448f2935ebb483ed52ab
# Parent  e29bf04214ededf7fcb453d98ab169f674a33ba7
imported patch c1_runtime_call.patch

diff --git a/src/share/vm/c1/c1_LIRGenerator.cpp b/src/share/vm/c1/c1_LIRGenerator.cpp
--- a/src/share/vm/c1/c1_LIRGenerator.cpp
+++ b/src/share/vm/c1/c1_LIRGenerator.cpp
@@ -3057,6 +3057,11 @@
 
 void LIRGenerator::do_RuntimeCall(address routine, int expected_arguments, Intrinsic* x) {
     assert(x->number_of_arguments() == expected_arguments, "wrong type");
+    if (expected_arguments == 0) {
+      // No arguments. Enforce computation of _reserved_argument_area_size which is required on some platforms.
+      BasicTypeList signature;
+      CallingConvention* cc = frame_map()->c_calling_convention(&signature);
+    }
     LIR_Opr reg = result_register_for(x->type());
     __ call_runtime_leaf(routine, getThreadTemp(),
                          reg, new LIR_OprList());