193 lines
8.2 KiB
C++
193 lines
8.2 KiB
C++
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdint.h>
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#include "art_method-inl.h"
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#include "base/callee_save_type.h"
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#include "common_runtime_test.h"
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#include "quick/quick_method_frame_info.h"
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// asm_support.h declares tests next to the #defines. We use asm_support_check.h to (safely)
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// generate CheckAsmSupportOffsetsAndSizes using gtest's EXPECT for the tests. We also use the
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// RETURN_TYPE, HEADER and FOOTER defines from asm_support_check.h to try to ensure that any
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// tests are actually generated.
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// Let CheckAsmSupportOffsetsAndSizes return a size_t (the count).
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#define ASM_SUPPORT_CHECK_RETURN_TYPE size_t
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// Declare the counter that will be updated per test.
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#define ASM_SUPPORT_CHECK_HEADER size_t count = 0;
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// Use EXPECT_EQ for tests, and increment the counter.
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#define ADD_TEST_EQ(x, y) EXPECT_EQ(x, y); count++;
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// Return the counter at the end of CheckAsmSupportOffsetsAndSizes.
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#define ASM_SUPPORT_CHECK_FOOTER return count;
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// Generate CheckAsmSupportOffsetsAndSizes().
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#include "asm_support_check.h"
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namespace art {
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class ArchTest : public CommonRuntimeTest {
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protected:
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void SetUpRuntimeOptions(RuntimeOptions *options) OVERRIDE {
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// Use 64-bit ISA for runtime setup to make method size potentially larger
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// than necessary (rather than smaller) during CreateCalleeSaveMethod
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options->push_back(std::make_pair("imageinstructionset", "x86_64"));
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}
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// Do not do any of the finalization. We don't want to run any code, we don't need the heap
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// prepared, it actually will be a problem with setting the instruction set to x86_64 in
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// SetUpRuntimeOptions.
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void FinalizeSetup() OVERRIDE {
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ASSERT_EQ(InstructionSet::kX86_64, Runtime::Current()->GetInstructionSet());
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}
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static void CheckFrameSize(InstructionSet isa, CalleeSaveType type, uint32_t save_size)
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NO_THREAD_SAFETY_ANALYSIS {
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Runtime* const runtime = Runtime::Current();
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Thread* const self = Thread::Current();
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ScopedObjectAccess soa(self); // So we can create callee-save methods.
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runtime->SetInstructionSet(isa);
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ArtMethod* save_method = runtime->CreateCalleeSaveMethod();
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runtime->SetCalleeSaveMethod(save_method, type);
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QuickMethodFrameInfo frame_info = runtime->GetRuntimeMethodFrameInfo(save_method);
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EXPECT_EQ(frame_info.FrameSizeInBytes(), save_size) << "Expected and real size differs for "
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<< type << " core spills=" << std::hex << frame_info.CoreSpillMask() << " fp spills="
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<< frame_info.FpSpillMask() << std::dec;
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}
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};
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TEST_F(ArchTest, CheckCommonOffsetsAndSizes) {
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size_t test_count = CheckAsmSupportOffsetsAndSizes();
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EXPECT_GT(test_count, 0u);
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}
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// Grab architecture specific constants.
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namespace arm {
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#include "arch/arm/asm_support_arm.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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#undef BAKER_MARK_INTROSPECTION_FIELD_LDR_NARROW_ENTRYPOINT_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_WIDE_ENTRYPOINT_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_NARROW_ENTRYPOINT_OFFSET
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#undef BAKER_MARK_INTROSPECTION_ARRAY_SWITCH_OFFSET
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#undef BAKER_MARK_INTROSPECTION_FIELD_LDR_WIDE_OFFSET
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#undef BAKER_MARK_INTROSPECTION_FIELD_LDR_NARROW_OFFSET
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#undef BAKER_MARK_INTROSPECTION_ARRAY_LDR_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_WIDE_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_NARROW_OFFSET
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} // namespace arm
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namespace arm64 {
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#include "arch/arm64/asm_support_arm64.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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#undef BAKER_MARK_INTROSPECTION_ARRAY_SWITCH_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_ENTRYPOINT_OFFSET
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#undef BAKER_MARK_INTROSPECTION_FIELD_LDR_OFFSET
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#undef BAKER_MARK_INTROSPECTION_ARRAY_LDR_OFFSET
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#undef BAKER_MARK_INTROSPECTION_GC_ROOT_LDR_OFFSET
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} // namespace arm64
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namespace mips {
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#include "arch/mips/asm_support_mips.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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} // namespace mips
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namespace mips64 {
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#include "arch/mips64/asm_support_mips64.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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} // namespace mips64
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namespace x86 {
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#include "arch/x86/asm_support_x86.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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} // namespace x86
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namespace x86_64 {
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#include "arch/x86_64/asm_support_x86_64.h"
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static constexpr size_t kFrameSizeSaveAllCalleeSaves = FRAME_SIZE_SAVE_ALL_CALLEE_SAVES;
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#undef FRAME_SIZE_SAVE_ALL_CALLEE_SAVES
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static constexpr size_t kFrameSizeSaveRefsOnly = FRAME_SIZE_SAVE_REFS_ONLY;
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#undef FRAME_SIZE_SAVE_REFS_ONLY
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static constexpr size_t kFrameSizeSaveRefsAndArgs = FRAME_SIZE_SAVE_REFS_AND_ARGS;
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#undef FRAME_SIZE_SAVE_REFS_AND_ARGS
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static constexpr size_t kFrameSizeSaveEverything = FRAME_SIZE_SAVE_EVERYTHING;
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#undef FRAME_SIZE_SAVE_EVERYTHING
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} // namespace x86_64
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// Check architecture specific constants are sound.
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#define TEST_ARCH(Arch, arch) \
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TEST_F(ArchTest, Arch) { \
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CheckFrameSize(InstructionSet::k##Arch, \
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CalleeSaveType::kSaveAllCalleeSaves, \
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arch::kFrameSizeSaveAllCalleeSaves); \
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CheckFrameSize(InstructionSet::k##Arch, \
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CalleeSaveType::kSaveRefsOnly, \
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arch::kFrameSizeSaveRefsOnly); \
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CheckFrameSize(InstructionSet::k##Arch, \
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CalleeSaveType::kSaveRefsAndArgs, \
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arch::kFrameSizeSaveRefsAndArgs); \
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CheckFrameSize(InstructionSet::k##Arch, \
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CalleeSaveType::kSaveEverything, \
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arch::kFrameSizeSaveEverything); \
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}
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TEST_ARCH(Arm, arm)
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TEST_ARCH(Arm64, arm64)
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TEST_ARCH(Mips, mips)
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TEST_ARCH(Mips64, mips64)
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TEST_ARCH(X86, x86)
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TEST_ARCH(X86_64, x86_64)
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} // namespace art
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