From bfa060f098e477fb45bc466f87fd66842161b73f Mon Sep 17 00:00:00 2001
From: Zhengyu Gu <zgu@openjdk.org>
Date: Wed, 11 Nov 2020 19:12:55 +0000
Subject: [PATCH] 8256051: nmethod_entry_barrier stub miscalculates xmm spill
 size on x86_32

Reviewed-by: shade
---
 src/hotspot/cpu/x86/stubGenerator_x86_32.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/hotspot/cpu/x86/stubGenerator_x86_32.cpp b/src/hotspot/cpu/x86/stubGenerator_x86_32.cpp
index c0b2219dcec..4bc3b0340b5 100644
--- a/src/hotspot/cpu/x86/stubGenerator_x86_32.cpp
+++ b/src/hotspot/cpu/x86/stubGenerator_x86_32.cpp
@@ -3669,7 +3669,7 @@ class StubGenerator: public StubCodeGenerator {
     __ pusha();
 
     // xmm0 and xmm1 may be used for passing float/double arguments
-    const int xmm_size = wordSize * 2;
+    const int xmm_size = wordSize * 4;
     const int xmm_spill_size = xmm_size * 2;
     __ subptr(rsp, xmm_spill_size);
     __ movdqu(Address(rsp, xmm_size * 1), xmm1);