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-rw-r--r--compiler/linker/mips/relative_patcher_mips_test.cc115
1 files changed, 0 insertions, 115 deletions
diff --git a/compiler/linker/mips/relative_patcher_mips_test.cc b/compiler/linker/mips/relative_patcher_mips_test.cc
deleted file mode 100644
index d876c76daae..00000000000
--- a/compiler/linker/mips/relative_patcher_mips_test.cc
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "linker/mips/relative_patcher_mips.h"
-
-#include "linker/relative_patcher_test.h"
-
-namespace art {
-namespace linker {
-
-class MipsRelativePatcherTest : public RelativePatcherTest {
- public:
- MipsRelativePatcherTest() : RelativePatcherTest(InstructionSet::kMips, "mips32r2") {}
-
- protected:
- static const uint8_t kUnpatchedPcRelativeRawCode[];
- static const uint32_t kLiteralOffsetHigh;
- static const uint32_t kLiteralOffsetLow1;
- static const uint32_t kLiteralOffsetLow2;
- static const uint32_t kAnchorOffset;
- static const ArrayRef<const uint8_t> kUnpatchedPcRelativeCode;
-
- uint32_t GetMethodOffset(uint32_t method_idx) {
- auto result = method_offset_map_.FindMethodOffset(MethodRef(method_idx));
- CHECK(result.first);
- return result.second;
- }
-
- void CheckPcRelativePatch(const ArrayRef<const LinkerPatch>& patches, uint32_t target_offset);
- void TestStringBssEntry(uint32_t bss_begin, uint32_t string_entry_offset);
- void TestStringReference(uint32_t string_offset);
-};
-
-const uint8_t MipsRelativePatcherTest::kUnpatchedPcRelativeRawCode[] = {
- 0x00, 0x00, 0x10, 0x04, // nal
- 0x34, 0x12, 0x12, 0x3C, // lui s2, high(diff); placeholder = 0x1234
- 0x21, 0x90, 0x5F, 0x02, // addu s2, s2, ra
- 0x78, 0x56, 0x52, 0x26, // addiu s2, s2, low(diff); placeholder = 0x5678
- 0x78, 0x56, 0x52, 0x8E, // lw s2, (low(diff))(s2) ; placeholder = 0x5678
-};
-const uint32_t MipsRelativePatcherTest::kLiteralOffsetHigh = 4; // At lui.
-const uint32_t MipsRelativePatcherTest::kLiteralOffsetLow1 = 12; // At addiu.
-const uint32_t MipsRelativePatcherTest::kLiteralOffsetLow2 = 16; // At lw.
-const uint32_t MipsRelativePatcherTest::kAnchorOffset = 8; // At addu (where PC+0 points).
-const ArrayRef<const uint8_t> MipsRelativePatcherTest::kUnpatchedPcRelativeCode(
- kUnpatchedPcRelativeRawCode);
-
-void MipsRelativePatcherTest::CheckPcRelativePatch(const ArrayRef<const LinkerPatch>& patches,
- uint32_t target_offset) {
- AddCompiledMethod(MethodRef(1u), kUnpatchedPcRelativeCode, ArrayRef<const LinkerPatch>(patches));
- Link();
-
- auto result = method_offset_map_.FindMethodOffset(MethodRef(1u));
- ASSERT_TRUE(result.first);
-
- uint32_t diff = target_offset - (result.second + kAnchorOffset);
- diff += (diff & 0x8000) << 1; // Account for sign extension in addiu/lw.
-
- const uint8_t expected_code[] = {
- 0x00, 0x00, 0x10, 0x04,
- static_cast<uint8_t>(diff >> 16), static_cast<uint8_t>(diff >> 24), 0x12, 0x3C,
- 0x21, 0x90, 0x5F, 0x02,
- static_cast<uint8_t>(diff), static_cast<uint8_t>(diff >> 8), 0x52, 0x26,
- static_cast<uint8_t>(diff), static_cast<uint8_t>(diff >> 8), 0x52, 0x8E,
- };
- EXPECT_TRUE(CheckLinkedMethod(MethodRef(1u), ArrayRef<const uint8_t>(expected_code)));
-}
-
-void MipsRelativePatcherTest::TestStringBssEntry(uint32_t bss_begin,
- uint32_t string_entry_offset) {
- constexpr uint32_t kStringIndex = 1u;
- string_index_to_offset_map_.Put(kStringIndex, string_entry_offset);
- bss_begin_ = bss_begin;
- LinkerPatch patches[] = {
- LinkerPatch::StringBssEntryPatch(kLiteralOffsetHigh, nullptr, kAnchorOffset, kStringIndex),
- LinkerPatch::StringBssEntryPatch(kLiteralOffsetLow1, nullptr, kAnchorOffset, kStringIndex),
- LinkerPatch::StringBssEntryPatch(kLiteralOffsetLow2, nullptr, kAnchorOffset, kStringIndex)
- };
- CheckPcRelativePatch(ArrayRef<const LinkerPatch>(patches), bss_begin_ + string_entry_offset);
-}
-
-void MipsRelativePatcherTest::TestStringReference(uint32_t string_offset) {
- constexpr uint32_t kStringIndex = 1u;
- string_index_to_offset_map_.Put(kStringIndex, string_offset);
- LinkerPatch patches[] = {
- LinkerPatch::RelativeStringPatch(kLiteralOffsetHigh, nullptr, kAnchorOffset, kStringIndex),
- LinkerPatch::RelativeStringPatch(kLiteralOffsetLow1, nullptr, kAnchorOffset, kStringIndex),
- LinkerPatch::RelativeStringPatch(kLiteralOffsetLow2, nullptr, kAnchorOffset, kStringIndex)
- };
- CheckPcRelativePatch(ArrayRef<const LinkerPatch>(patches), string_offset);
-}
-
-TEST_F(MipsRelativePatcherTest, StringBssEntry) {
- TestStringBssEntry(/* bss_begin */ 0x12345678, /* string_entry_offset */ 0x1234);
-}
-
-TEST_F(MipsRelativePatcherTest, StringReference) {
- TestStringReference(/* string_offset*/ 0x87651234);
-}
-
-} // namespace linker
-} // namespace art