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diff src/cpu/x86/vm/stubGenerator_x86_32.cpp @ 1192:776fb94f33cc

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6918006: G1: spill space must be reserved on the stack for barrier calls on Windows x64 Summary: Stub code generated to call G1 barriers does not allocate spill space on the stack as required by Windows x64 ABI. The fix is to use more ABI-friendly call_VM_leaf(). Reviewed-by: iveresov, never, kvn
author apetrusenko
date Thu, 21 Jan 2010 18:51:10 -0800
parents ddb7834449d0
children 3cf667df43ef
line wrap: on
line diff
--- a/src/cpu/x86/vm/stubGenerator_x86_32.cpp	Thu Jan 21 14:47:01 2010 -0800
+++ b/src/cpu/x86/vm/stubGenerator_x86_32.cpp	Thu Jan 21 18:51:10 2010 -0800
@@ -718,10 +718,8 @@
       case BarrierSet::G1SATBCTLogging:
         {
           __ pusha();                      // push registers
-          __ push(count);
-          __ push(start);
-          __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, BarrierSet::static_write_ref_array_pre)));
-          __ addptr(rsp, 2*wordSize);
+          __ call_VM_leaf(CAST_FROM_FN_PTR(address, BarrierSet::static_write_ref_array_pre),
+                          start, count);
           __ popa();
         }
         break;
@@ -752,10 +750,8 @@
       case BarrierSet::G1SATBCTLogging:
         {
           __ pusha();                      // push registers
-          __ push(count);
-          __ push(start);
-          __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, BarrierSet::static_write_ref_array_post)));
-          __ addptr(rsp, 2*wordSize);
+          __ call_VM_leaf(CAST_FROM_FN_PTR(address, BarrierSet::static_write_ref_array_post),
+                          start, count);
           __ popa();
         }
         break;