| /* | |
| * Copyright (c) 2022 SAP SE. All rights reserved. | |
| * Copyright (c) 2022, 2024, 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. | |
| * | |
| */ | |
| #include "defs.S.inc" | |
| # Support for int SafeFetch32(int* address, int defaultval); | |
| # | |
| # r3 : address | |
| # r4 : defaultval | |
| # r3 : retval | |
| DECLARE_FUNC(SafeFetch32_impl): | |
| DECLARE_FUNC(_SafeFetch32_fault): | |
| lwa %r3, 0(%r3) | |
| blr | |
| DECLARE_FUNC(_SafeFetch32_continuation): | |
| mr %r3, %r4 | |
| blr | |
| # Support for intptr_t SafeFetchN(intptr_t* address, intptr_t defaultval); | |
| # | |
| # r3 : address | |
| # r4 : defaultval | |
| # r3 : retval | |
| DECLARE_FUNC(SafeFetchN_impl): | |
| DECLARE_FUNC(_SafeFetchN_fault): | |
| ld %r3, 0(%r3) | |
| blr | |
| DECLARE_FUNC(_SafeFetchN_continuation): | |
| mr %r3, %r4 | |
| blr |