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8216385: ZGC: Fix building without C2

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Reviewed-by: shade, eosterlund
This commit is contained in:
Per Lidén 2019-01-09 10:18:37 +01:00
parent b68257174d
commit f30968fa1d
1 changed files with 3 additions and 1 deletions
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4
src/hotspot/os_cpu/linux_x86/gc/z/zArguments_linux_x86.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2019, Oracle and/or its affiliates. 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
@ -28,6 +28,7 @@
#include "utilities/debug.hpp"
void ZArguments::initialize_platform() {
#ifdef COMPILER2
// The C2 barrier slow path expects vector registers to be least
// 16 bytes wide, which is the minimum width available on all
// x86-64 systems. However, the user could have speficied a lower
@ -37,4 +38,5 @@ void ZArguments::initialize_platform() {
warning("ZGC requires MaxVectorSize to be at least 16");
FLAG_SET_DEFAULT(MaxVectorSize, 16);
}
#endif
}