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8338303: Linux ppc64le with toolchain clang - detection failure in early JVM startup

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Reviewed-by: mdoerr, erikj, ihse
This commit is contained in:
Matthias Baesken 2025-01-27 07:35:40 +00:00
parent a1fd5f4e88
commit 70eec9001a
1 changed files with 6 additions and 1 deletions
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7
make/autoconf/flags-cflags.m4
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@ -1,5 +1,5 @@
#
# Copyright (c) 2011, 2024, Oracle and/or its affiliates. All rights reserved.
# Copyright (c) 2011, 2025, 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
@ -736,6 +736,11 @@ AC_DEFUN([FLAGS_SETUP_CFLAGS_CPU_DEP],
# for all archs except arm and ppc, prevent gcc to omit frame pointer
$1_CFLAGS_CPU_JDK="${$1_CFLAGS_CPU_JDK} -fno-omit-frame-pointer"
fi
if test "x$FLAGS_CPU" = xppc64le; then
# Little endian machine uses ELFv2 ABI.
# Use Power8, this is the first CPU to support PPC64 LE with ELFv2 ABI.
$1_CFLAGS_CPU_JVM="${$1_CFLAGS_CPU_JVM} -DABI_ELFv2 -mcpu=power8 -mtune=power8"
fi
fi
if test "x$OPENJDK_TARGET_OS" = xaix; then
$1_CFLAGS_CPU="-mcpu=pwr8"