85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
/*
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* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2020, Red Hat Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "precompiled.hpp"
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#if defined(AARCH64) && !defined(ZERO)
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#include "asm/assembler.hpp"
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#include "asm/assembler.inline.hpp"
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#include "compiler/disassembler.hpp"
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#include "memory/resourceArea.hpp"
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#include "unittest.hpp"
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#define __ _masm.
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static void asm_check(const unsigned int *insns, const unsigned int *insns1, size_t len) {
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bool ok = true;
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for (unsigned int i = 0; i < len; i++) {
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if (insns[i] != insns1[i]) {
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ResourceMark rm;
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stringStream ss;
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ss.print_cr("Ours:");
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Disassembler::decode((address)&insns1[i], (address)&insns1[i+1], &ss);
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ss.print_cr("Theirs:");
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Disassembler::decode((address)&insns[i], (address)&insns[i+1], &ss);
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EXPECT_EQ(insns[i], insns1[i]) << ss.as_string();
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}
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}
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}
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TEST_VM(AssemblerAArch64, validate) {
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// Smoke test for assembler
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BufferBlob* b = BufferBlob::create("aarch64Test", 500000);
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CodeBuffer code(b);
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Assembler _masm(&code);
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address entry = __ pc();
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// python aarch64-asmtest.py | expand > asmtest.out.h
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#include "asmtest.out.h"
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asm_check((unsigned int *)entry, insns, sizeof insns / sizeof insns[0]);
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{
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address PC = __ pc();
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__ ld1(v0, __ T16B, Address(r16)); // No offset
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__ ld1(v0, __ T8H, __ post(r16, 16)); // Post-index
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__ ld2(v0, v1, __ T8H, __ post(r24, 16 * 2)); // Post-index
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__ ld1(v0, __ T16B, __ post(r16, r17)); // Register post-index
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static const unsigned int vector_insns[] = {
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0x4c407200, // ld1 {v0.16b}, [x16]
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0x4cdf7600, // ld1 {v0.8h}, [x16], #16
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0x4cdf8700, // ld2 {v0.8h, v1.8h}, [x24], #32
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0x4cd17200, // ld1 {v0.16b}, [x16], x17
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};
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asm_check((unsigned int *)PC, vector_insns,
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sizeof vector_insns / sizeof vector_insns[0]);
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}
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BufferBlob::free(b);
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}
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#endif // AARCH64
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