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java/openjdk19: Fix the build on x86
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Greg Lewis
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Greg Lewis
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Jan 25, 2023
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java/openjdk19/files/patch-src_hotspot_os__cpu_bsd__x86_safefetch__bsd__x86__32.S
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--- /dev/null | ||
+++ src/hotspot/os_cpu/bsd_x86/safefetch_bsd_x86_32.S | ||
@@ -0,0 +1,43 @@ | ||
+# | ||
+# Copyright (c) 2022 SAP SE. All rights reserved. | ||
+# Copyright (c) 2022, 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 | ||
+# under the terms of the GNU General Public License version 2 only, as | ||
+# published by the Free Software Foundation. | ||
+# | ||
+# This code is distributed in the hope that it will be useful, but WITHOUT | ||
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
+# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
+# version 2 for more details (a copy is included in the LICENSE file that | ||
+# accompanied this code). | ||
+# | ||
+# You should have received a copy of the GNU General Public License version | ||
+# 2 along with this work; if not, write to the Free Software Foundation, | ||
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
+# | ||
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
+# or visit www.oracle.com if you need additional information or have any | ||
+# questions. | ||
+# | ||
+ .globl SafeFetch32_impl | ||
+ .globl _SafeFetch32_fault | ||
+ .globl _SafeFetch32_continuation | ||
+ | ||
+ .text | ||
+ | ||
+ # Support for int SafeFetch32(int* address, int defaultval); | ||
+ # | ||
+ # 8(%esp) : default value | ||
+ # 4(%esp) : crash address | ||
+ # 0(%esp) : return pc | ||
+ .type _SafeFetch32_impl,@function | ||
+SafeFetch32_impl: | ||
+ movl 4(%esp),%ecx # load address from stack | ||
+_SafeFetch32_fault: | ||
+ movl (%ecx), %eax # load target value, may fault | ||
+ ret | ||
+_SafeFetch32_continuation: | ||
+ movl 8(%esp),%eax # load default value from stack | ||
+ ret |