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// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdlib.h>
#include "src/assembler-inl.h"
#include "src/objects-inl.h"
#include "src/v8.h"
#include "test/cctest/cctest.h"
#include "test/cctest/compiler/c-signature.h"
#include "test/cctest/wasm/wasm-run-utils.h"
#include "test/common/wasm/wasm-macro-gen.h"
namespace v8 {
namespace internal {
namespace wasm {
namespace test_run_wasm_relocation {
#define FOREACH_TYPE(TEST_BODY) \
TEST_BODY(int32_t, WASM_I32_ADD) \
TEST_BODY(int64_t, WASM_I64_ADD) \
TEST_BODY(float, WASM_F32_ADD) \
TEST_BODY(double, WASM_F64_ADD)
#define LOAD_SET_GLOBAL_TEST_BODY(C_TYPE, ADD) \
WASM_EXEC_TEST(WasmRelocateGlobal_##C_TYPE) { \
WasmRunner<C_TYPE, C_TYPE> r(execution_mode); \
Isolate* isolate = CcTest::i_isolate(); \
\
r.builder().AddGlobal<C_TYPE>(); \
r.builder().AddGlobal<C_TYPE>(); \
\
/* global = global + p0 */ \
BUILD(r, WASM_SET_GLOBAL(1, ADD(WASM_GET_GLOBAL(0), WASM_GET_LOCAL(0))), \
WASM_GET_GLOBAL(0)); \
CHECK_EQ(1, r.builder().CodeTableLength()); \
\
int filter = 1 << RelocInfo::WASM_GLOBAL_REFERENCE; \
\
Handle<Code> code = r.builder().GetFunctionCode(0); \
\
Address old_start = r.builder().globals_start(); \
Address new_start = old_start + 1; \
\
Address old_addresses[4]; \
uint32_t address_index = 0U; \
for (RelocIterator it(*code, filter); !it.done(); it.next()) { \
old_addresses[address_index] = it.rinfo()->wasm_global_reference(); \
it.rinfo()->update_wasm_global_reference(isolate, old_start, new_start); \
++address_index; \
} \
CHECK_LE(address_index, 4U); \
\
address_index = 0U; \
for (RelocIterator it(*code, filter); !it.done(); it.next()) { \
CHECK_EQ(old_addresses[address_index] + 1, \
it.rinfo()->wasm_global_reference()); \
++address_index; \
} \
CHECK_LE(address_index, 4U); \
}
FOREACH_TYPE(LOAD_SET_GLOBAL_TEST_BODY)
#undef FOREACH_TYPE
#undef LOAD_SET_GLOBAL_TEST_BODY
} // namespace test_run_wasm_relocation
} // namespace wasm
} // namespace internal
} // namespace v8
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