java/openjdk19: Fix the build on x86

This commit is contained in:
Greg Lewis 2023-01-24 17:43:44 -08:00
parent 58e390ad9d
commit 357fe86fdd

View File

@ -0,0 +1,46 @@
--- /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