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8279560: AArch64: generate_compare_long_string_same_encoding and LARGE_LOOP_PREFETCH alignment

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Co-authored-by: Wang Huang <whuang@openjdk.org>
Reviewed-by: shade, aph
This commit is contained in:
Wang Huang 2022-01-11 06:40:46 +00:00 committed by Aleksey Shipilev
parent ec5a455efb
commit 126328cb62
1 changed files with 3 additions and 3 deletions
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6
src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
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@ -1,6 +1,6 @@
/*
* Copyright (c) 2003, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2021, Red Hat Inc. All rights reserved.
* Copyright (c) 2003, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2022, Red Hat Inc. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -5337,11 +5337,11 @@ class StubGenerator: public StubCodeGenerator {
__ add(str1, str1, wordSize);
__ add(str2, str2, wordSize);
if (SoftwarePrefetchHintDistance >= 0) {
__ align(OptoLoopAlignment);
__ bind(LARGE_LOOP_PREFETCH);
__ prfm(Address(str1, SoftwarePrefetchHintDistance));
__ prfm(Address(str2, SoftwarePrefetchHintDistance));
__ align(OptoLoopAlignment);
for (int i = 0; i < 4; i++) {
__ ldp(tmp1, tmp1h, Address(str1, i * 16));
__ ldp(tmp2, tmp2h, Address(str2, i * 16));