File _service:tar_scm:0032-8299158-Improve-MD5-intri... of Package openjdk-1.8.0

File _service:tar_scm:0032-8299158-Improve-MD5-intrinsic-on-AArch64.patch of Package openjdk-1.8.0 (Revision 3a592ca707c4ede4e99d7a982874742f)

Currently displaying revision 3a592ca707c4ede4e99d7a982874742f , Show latest

Date: Fri, 9 Jun 2023 09:04:38 +0800
Subject: 8299158: Improve MD5 intrinsic on AArch64

Bug url: https://bugs.openjdk.org/browse/JDK-8299158
---
 .../src/cpu/aarch64/vm/stubGenerator_aarch64.cpp   | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/hotspot/src/cpu/aarch64/vm/stubGenerator_aarch64.cpp b/hotspot/src/cpu/aarch64/vm/stubGenerator_aarch64.cpp
index a3f93204e..565fe559c 100644
--- a/hotspot/src/cpu/aarch64/vm/stubGenerator_aarch64.cpp
+++ b/hotspot/src/cpu/aarch64/vm/stubGenerator_aarch64.cpp
@@ -3218,19 +3218,19 @@ class StubGenerator: public StubCodeGenerator {
     __ addw(rscratch4, r1, rscratch2);           \
     __ ldrw(rscratch1, Address(buf, k*4));       \
     __ eorw(rscratch3, rscratch3, r4);           \
-    __ addw(rscratch3, rscratch3, rscratch1);    \
+    __ addw(rscratch4, rscratch4, rscratch1);    \
     __ addw(rscratch3, rscratch3, rscratch4);    \
     __ rorw(rscratch2, rscratch3, 32 - s);       \
     __ addw(r1, rscratch2, r2);
 
 #define GG(r1, r2, r3, r4, k, s, t)              \
-    __ eorw(rscratch2, r2, r3);                  \
+    __ andw(rscratch3, r2, r4);                  \
+    __ bicw(rscratch4, r3, r4);                  \
     __ ldrw(rscratch1, Address(buf, k*4));       \
-    __ andw(rscratch3, rscratch2, r4);           \
     __ movw(rscratch2, t);                       \
-    __ eorw(rscratch3, rscratch3, r3);           \
+    __ orrw(rscratch3, rscratch3, rscratch4);    \
     __ addw(rscratch4, r1, rscratch2);           \
-    __ addw(rscratch3, rscratch3, rscratch1);    \
+    __ addw(rscratch4, rscratch4, rscratch1);    \
     __ addw(rscratch3, rscratch3, rscratch4);    \
     __ rorw(rscratch2, rscratch3, 32 - s);       \
     __ addw(r1, rscratch2, r2);
@@ -3241,7 +3241,7 @@ class StubGenerator: public StubCodeGenerator {
     __ addw(rscratch4, r1, rscratch2);           \
     __ ldrw(rscratch1, Address(buf, k*4));       \
     __ eorw(rscratch3, rscratch3, r2);           \
-    __ addw(rscratch3, rscratch3, rscratch1);    \
+    __ addw(rscratch4, rscratch4, rscratch1);    \
     __ addw(rscratch3, rscratch3, rscratch4);    \
     __ rorw(rscratch2, rscratch3, 32 - s);       \
     __ addw(r1, rscratch2, r2);
@@ -3252,7 +3252,7 @@ class StubGenerator: public StubCodeGenerator {
     __ addw(rscratch4, r1, rscratch3);           \
     __ ldrw(rscratch1, Address(buf, k*4));       \
     __ eorw(rscratch3, rscratch2, r3);           \
-    __ addw(rscratch3, rscratch3, rscratch1);    \
+    __ addw(rscratch4, rscratch4, rscratch1);    \
     __ addw(rscratch3, rscratch3, rscratch4);    \
     __ rorw(rscratch2, rscratch3, 32 - s);       \
     __ addw(r1, rscratch2, r2);
-- 
2.22.0