773 lines
19 KiB
C++
773 lines
19 KiB
C++
// Copyright 2017, VIXL authors
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of ARM Limited nor the names of its contributors may be
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// used to endorse or promote products derived from this software without
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// specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "test-runner.h"
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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#include "aarch32/macro-assembler-aarch32.h"
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#include "aarch32/test-utils-aarch32.h"
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#endif
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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#include "aarch64/macro-assembler-aarch64.h"
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#endif
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#define TEST(name) TEST_(SCOPES_##name)
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#ifdef VIXL_INCLUDE_TARGET_A32
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#define TEST_A32(name) TEST(name)
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#else
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// Do not add this test to the harness.
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#define TEST_A32(name) void Test##name()
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#endif
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#define __ masm.
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namespace vixl {
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// This file contains tests for code generation scopes.
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(CodeBufferCheckScope_basic_32) {
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aarch32::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r0, 0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(CodeBufferCheckScope_basic_64) {
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aarch64::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x0, 0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(CodeBufferCheckScope_assembler_use_32) {
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aarch32::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, 2 * aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r0, 0);
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__ mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(CodeBufferCheckScope_assembler_use_64) {
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aarch64::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, 2 * aarch64::kInstructionSize);
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__ Mov(aarch64::x0, 0);
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__ movz(aarch64::x1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(CodeBufferCheckScope_Open_32) {
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aarch32::MacroAssembler masm;
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{
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CodeBufferCheckScope scope;
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__ Mov(aarch32::r0, 0);
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scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(CodeBufferCheckScope_Open_64) {
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aarch64::MacroAssembler masm;
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{
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CodeBufferCheckScope scope;
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__ Mov(aarch64::x0, 0);
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scope.Open(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(CodeBufferCheckScope_Close_32) {
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aarch32::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r0, 0);
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scope.Close();
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__ Mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(CodeBufferCheckScope_Close_64) {
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aarch64::MacroAssembler masm;
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{
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CodeBufferCheckScope scope(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x0, 0);
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scope.Close();
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__ Mov(aarch64::x1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(CodeBufferCheckScope_Open_Close_32) {
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aarch32::MacroAssembler masm;
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{
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CodeBufferCheckScope scope;
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__ Mov(aarch32::r0, 0);
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scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r1, 1);
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scope.Close();
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__ Mov(aarch32::r2, 2);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(CodeBufferCheckScope_Open_Close_64) {
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aarch64::MacroAssembler masm;
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{
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CodeBufferCheckScope scope;
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__ Mov(aarch64::x0, 0);
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scope.Open(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x1, 1);
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scope.Close();
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__ Mov(aarch64::x2, 2);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(EmissionCheckScope_basic_32) {
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aarch32::MacroAssembler masm;
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{
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EmissionCheckScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r0, 0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(EmissionCheckScope_basic_64) {
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aarch64::MacroAssembler masm;
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{
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EmissionCheckScope scope(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x0, 0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(EmissionCheckScope_Open_32) {
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aarch32::MacroAssembler masm;
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{
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EmissionCheckScope scope;
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__ Mov(aarch32::r0, 0);
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scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(EmissionCheckScope_Open_64) {
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aarch64::MacroAssembler masm;
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{
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EmissionCheckScope scope;
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__ Mov(aarch64::x0, 0);
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scope.Open(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(EmissionCheckScope_Close_32) {
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aarch32::MacroAssembler masm;
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{
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EmissionCheckScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r0, 0);
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scope.Close();
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__ Mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(EmissionCheckScope_Close_64) {
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aarch64::MacroAssembler masm;
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{
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EmissionCheckScope scope(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x0, 0);
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scope.Close();
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__ Mov(aarch64::x1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST(EmissionCheckScope_Open_Close_32) {
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aarch32::MacroAssembler masm;
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{
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EmissionCheckScope scope;
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__ Mov(aarch32::r0, 0);
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scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
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__ Mov(aarch32::r1, 1);
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scope.Close();
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__ Mov(aarch32::r2, 2);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(EmissionCheckScope_Open_Close_64) {
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aarch64::MacroAssembler masm;
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{
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EmissionCheckScope scope;
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__ Mov(aarch64::x0, 0);
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scope.Open(&masm, aarch64::kInstructionSize);
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__ Mov(aarch64::x1, 1);
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scope.Close();
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__ Mov(aarch64::x2, 2);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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#define ASSERT_LITERAL_POOL_SIZE_32(expected) \
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{ \
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aarch32::TestMacroAssembler test(&masm); \
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VIXL_CHECK((expected) == test.GetPoolSize()); \
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}
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TEST_A32(EmissionCheckScope_emit_pool_32) {
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aarch32::MacroAssembler masm;
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// Make sure the pool is empty;
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masm.EmitLiteralPool(PoolManager<int32_t>::kBranchRequired);
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ASSERT_LITERAL_POOL_SIZE_32(0);
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__ Ldrd(aarch32::r0, aarch32::r1, 0x1234567890abcdef);
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ASSERT_LITERAL_POOL_SIZE_32(8);
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const int kLdrdRange = 255;
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const int kLessThanLdrdRange = 100;
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{
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// Check that opening the scope with a reserved space well below the limit
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// at which can generate the literal pool does not force the emission of
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// the pool.
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EmissionCheckScope scope(&masm,
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kLessThanLdrdRange,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_32(8);
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}
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{
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// Check that the scope forces emission of the pool if necessary.
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EmissionCheckScope scope(&masm,
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kLdrdRange + 1,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_32(0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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#define ASSERT_LITERAL_POOL_SIZE_64(expected) \
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VIXL_CHECK((expected + aarch64::kInstructionSize) == \
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masm.GetLiteralPoolSize())
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TEST(EmissionCheckScope_emit_pool_64) {
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aarch64::MacroAssembler masm;
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// Make sure the pool is empty;
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masm.EmitLiteralPool(aarch64::LiteralPool::kBranchRequired);
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ASSERT_LITERAL_POOL_SIZE_64(0);
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__ Ldr(aarch64::x0, 0x1234567890abcdef);
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ASSERT_LITERAL_POOL_SIZE_64(8);
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{
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// Check that opening the scope with a reserved space well below the limit
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// at which can generate the literal pool does not force the emission of
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// the pool.
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EmissionCheckScope scope(&masm,
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10 * aarch64::kInstructionSize,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_64(8);
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}
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{
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// Check that the scope forces emission of the pool if necessary.
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EmissionCheckScope scope(&masm,
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aarch64::kMaxLoadLiteralRange + 1,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_64(0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST_A32(EmissionCheckScope_emit_pool_on_Open_32) {
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aarch32::MacroAssembler masm;
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// Make sure the pool is empty;
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masm.EmitLiteralPool(PoolManager<int32_t>::kBranchRequired);
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ASSERT_LITERAL_POOL_SIZE_32(0);
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__ Ldrd(aarch32::r0, aarch32::r1, 0x1234567890abcdef);
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ASSERT_LITERAL_POOL_SIZE_32(8);
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const int kLdrdRange = 255;
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const int kLessThanLdrdRange = 100;
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{
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// Check that opening the scope with a reserved space well below the limit
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// at which can generate the literal pool does not force the emission of
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// the pool.
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EmissionCheckScope scope(&masm,
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kLessThanLdrdRange,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_32(8);
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}
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{
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// Check that the scope forces emission of the pool if necessary.
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EmissionCheckScope scope(&masm,
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kLdrdRange + 1,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_32(0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(EmissionCheckScope_emit_pool_on_Open_64) {
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aarch64::MacroAssembler masm;
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// Make sure the pool is empty;
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masm.EmitLiteralPool(aarch64::LiteralPool::kBranchRequired);
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ASSERT_LITERAL_POOL_SIZE_64(0);
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__ Ldr(aarch64::x0, 0x1234567890abcdef);
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ASSERT_LITERAL_POOL_SIZE_64(8);
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{
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// Check that opening the scope with a reserved space well below the limit
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// at which can generate the literal pool does not force the emission of
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// the pool.
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EmissionCheckScope scope;
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scope.Open(&masm,
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10 * aarch64::kInstructionSize,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_64(8);
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}
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{
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// Check that the scope forces emission of the pool if necessary.
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EmissionCheckScope scope;
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scope.Open(&masm,
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aarch64::kMaxLoadLiteralRange + 1,
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EmissionCheckScope::kMaximumSize);
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ASSERT_LITERAL_POOL_SIZE_64(0);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST_A32(ExactAssemblyScope_basic_32) {
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aarch32::MacroAssembler masm;
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{
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ExactAssemblyScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
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__ nop();
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(ExactAssemblyScope_basic_64) {
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aarch64::MacroAssembler masm;
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{
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ExactAssemblyScope scope(&masm, aarch64::kInstructionSize);
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__ nop();
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH64
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#ifdef VIXL_INCLUDE_TARGET_AARCH32
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TEST_A32(ExactAssemblyScope_Open_32) {
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aarch32::MacroAssembler masm;
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{
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ExactAssemblyScope scope;
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__ Mov(aarch32::r0, 0);
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scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
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__ mov(aarch32::r1, 1);
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}
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masm.FinalizeCode();
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}
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#endif // VIXL_INCLUDE_TARGET_AARCH32
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#ifdef VIXL_INCLUDE_TARGET_AARCH64
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TEST(ExactAssemblyScope_Open_64) {
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aarch64::MacroAssembler masm;
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{
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ExactAssemblyScope scope;
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__ Mov(aarch64::x0, 0);
|
|
scope.Open(&masm, aarch64::kInstructionSize);
|
|
__ movz(aarch64::x1, 1);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH64
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH32
|
|
TEST_A32(ExactAssemblyScope_Close_32) {
|
|
aarch32::MacroAssembler masm;
|
|
|
|
{
|
|
ExactAssemblyScope scope(&masm, aarch32::kA32InstructionSizeInBytes);
|
|
__ mov(aarch32::r0, 0);
|
|
scope.Close();
|
|
__ Mov(aarch32::r1, 1);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH32
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH64
|
|
TEST(ExactAssemblyScope_Close_64) {
|
|
aarch64::MacroAssembler masm;
|
|
|
|
{
|
|
ExactAssemblyScope scope(&masm, aarch64::kInstructionSize);
|
|
__ movz(aarch64::x0, 0);
|
|
scope.Close();
|
|
__ Mov(aarch64::x1, 1);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH64
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH32
|
|
TEST_A32(ExactAssemblyScope_Open_Close_32) {
|
|
aarch32::MacroAssembler masm;
|
|
|
|
{
|
|
ExactAssemblyScope scope;
|
|
__ Mov(aarch32::r0, 0);
|
|
scope.Open(&masm, aarch32::kA32InstructionSizeInBytes);
|
|
__ mov(aarch32::r1, 1);
|
|
scope.Close();
|
|
__ Mov(aarch32::r2, 2);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH32
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH64
|
|
TEST(ExactAssemblyScope_Open_Close_64) {
|
|
aarch64::MacroAssembler masm;
|
|
|
|
{
|
|
ExactAssemblyScope scope;
|
|
__ Mov(aarch64::x0, 0);
|
|
scope.Open(&masm, aarch64::kInstructionSize);
|
|
__ movz(aarch64::x1, 1);
|
|
scope.Close();
|
|
__ Mov(aarch64::x2, 2);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH64
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH32
|
|
TEST_A32(ExactAssemblyScope_32) {
|
|
aarch32::MacroAssembler masm;
|
|
|
|
// By default macro instructions are allowed.
|
|
VIXL_CHECK(!masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(!masm.AllowAssembler());
|
|
VIXL_ASSERT(masm.AllowMacroInstructions());
|
|
{
|
|
ExactAssemblyScope scope1(&masm, 2 * aarch32::kA32InstructionSizeInBytes);
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
__ nop();
|
|
{
|
|
ExactAssemblyScope scope2(&masm, 1 * aarch32::kA32InstructionSizeInBytes);
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
__ nop();
|
|
}
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
}
|
|
VIXL_CHECK(!masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(!masm.AllowAssembler());
|
|
VIXL_ASSERT(masm.AllowMacroInstructions());
|
|
|
|
{
|
|
ExactAssemblyScope scope(&masm, 2 * aarch32::kA32InstructionSizeInBytes);
|
|
__ add(aarch32::r0, aarch32::r0, aarch32::r0);
|
|
__ sub(aarch32::r0, aarch32::r0, aarch32::r0);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH32
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH64
|
|
TEST(ExactAssemblyScope_64) {
|
|
aarch64::MacroAssembler masm;
|
|
|
|
// By default macro instructions are allowed.
|
|
VIXL_CHECK(!masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(!masm.AllowAssembler());
|
|
VIXL_ASSERT(masm.AllowMacroInstructions());
|
|
{
|
|
ExactAssemblyScope scope1(&masm, 2 * aarch64::kInstructionSize);
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
__ nop();
|
|
{
|
|
ExactAssemblyScope scope2(&masm, 1 * aarch64::kInstructionSize);
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
__ nop();
|
|
}
|
|
VIXL_CHECK(masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(masm.AllowAssembler());
|
|
VIXL_ASSERT(!masm.AllowMacroInstructions());
|
|
}
|
|
VIXL_CHECK(!masm.ArePoolsBlocked());
|
|
VIXL_ASSERT(!masm.AllowAssembler());
|
|
VIXL_ASSERT(masm.AllowMacroInstructions());
|
|
|
|
{
|
|
ExactAssemblyScope scope(&masm, 2 * aarch64::kInstructionSize);
|
|
__ add(aarch64::x0, aarch64::x0, aarch64::x0);
|
|
__ sub(aarch64::x0, aarch64::x0, aarch64::x0);
|
|
}
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH64
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH32
|
|
TEST_A32(ExactAssemblyScope_scope_with_pools_32) {
|
|
aarch32::MacroAssembler masm;
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_32(0);
|
|
|
|
__ Ldrd(aarch32::r0, aarch32::r1, 0x1234567890abcdef);
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_32(8);
|
|
|
|
const int32_t kLdrdRange = 255;
|
|
const int32_t n_nops = (kLdrdRange / aarch32::kA32InstructionSizeInBytes) + 1;
|
|
{
|
|
// The literal pool should be generated when opening this scope, as
|
|
// otherwise the `Ldrd` will run out of range when we generate the `nop`
|
|
// instructions below.
|
|
ExactAssemblyScope scope(&masm,
|
|
n_nops * aarch32::kA32InstructionSizeInBytes);
|
|
|
|
// Although it must be, we do not check that the literal pool size is zero
|
|
// here, because we want this regression test to fail while or after we
|
|
// generate the nops.
|
|
|
|
for (int32_t i = 0; i < n_nops; ++i) {
|
|
__ nop();
|
|
}
|
|
}
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_32(0);
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH32
|
|
|
|
|
|
#ifdef VIXL_INCLUDE_TARGET_AARCH64
|
|
TEST(ExactAssemblyScope_scope_with_pools_64) {
|
|
aarch64::MacroAssembler masm;
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_64(0);
|
|
|
|
__ Ldr(aarch64::x10, 0x1234567890abcdef);
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_64(8);
|
|
|
|
const int64_t n_nops =
|
|
aarch64::kMaxLoadLiteralRange / aarch64::kInstructionSize;
|
|
{
|
|
// The literal pool should be generated when opening this scope, as
|
|
// otherwise the `Ldr` will run out of range when we generate the `nop`
|
|
// instructions below.
|
|
ExactAssemblyScope scope(&masm, n_nops * aarch64::kInstructionSize);
|
|
|
|
// Although it must be, we do not check that the literal pool size is zero
|
|
// here, because we want this regression test to fail while or after we
|
|
// generate the nops.
|
|
|
|
for (int64_t i = 0; i < n_nops; ++i) {
|
|
__ nop();
|
|
}
|
|
}
|
|
|
|
ASSERT_LITERAL_POOL_SIZE_64(0);
|
|
|
|
masm.FinalizeCode();
|
|
}
|
|
#endif // VIXL_INCLUDE_TARGET_AARCH64
|
|
|
|
|
|
} // namespace vixl
|