2017-10-02 07:39:30 +00:00
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// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "src/wasm/memory-tracing.h"
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2019-05-15 12:51:26 +00:00
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#include <cinttypes>
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2017-10-02 07:39:30 +00:00
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#include "src/utils.h"
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2018-08-01 10:03:27 +00:00
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#include "src/v8memory.h"
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2019-02-25 16:48:13 +00:00
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#include "src/vector.h"
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2017-10-02 07:39:30 +00:00
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namespace v8 {
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namespace internal {
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2018-01-12 17:46:03 +00:00
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namespace wasm {
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2017-10-02 07:39:30 +00:00
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2018-08-21 15:01:31 +00:00
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void TraceMemoryOperation(ExecutionTier tier, const MemoryTracingInfo* info,
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2017-10-02 07:39:30 +00:00
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int func_index, int position, uint8_t* mem_start) {
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EmbeddedVector<char, 64> value;
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2018-01-12 17:46:03 +00:00
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auto mem_rep = static_cast<MachineRepresentation>(info->mem_rep);
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switch (mem_rep) {
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2018-04-13 22:28:05 +00:00
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#define TRACE_TYPE(rep, str, format, ctype1, ctype2) \
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case MachineRepresentation::rep: \
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SNPrintF(value, str ":" format, \
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ReadLittleEndianValue<ctype1>( \
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reinterpret_cast<Address>(mem_start) + info->address), \
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ReadLittleEndianValue<ctype2>( \
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reinterpret_cast<Address>(mem_start) + info->address)); \
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2017-10-02 07:39:30 +00:00
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break;
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TRACE_TYPE(kWord8, " i8", "%d / %02x", uint8_t, uint8_t)
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TRACE_TYPE(kWord16, "i16", "%d / %04x", uint16_t, uint16_t)
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TRACE_TYPE(kWord32, "i32", "%d / %08x", uint32_t, uint32_t)
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TRACE_TYPE(kWord64, "i64", "%" PRId64 " / %016" PRIx64, uint64_t, uint64_t)
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TRACE_TYPE(kFloat32, "f32", "%f / %08x", float, uint32_t)
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TRACE_TYPE(kFloat64, "f64", "%f / %016" PRIx64, double, uint64_t)
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#undef TRACE_TYPE
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default:
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SNPrintF(value, "???");
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}
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2019-04-29 11:32:39 +00:00
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const char* eng = ExecutionTierToString(tier);
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2018-07-19 09:03:20 +00:00
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printf("%-11s func:%6d+0x%-6x%s %08x val: %s\n", eng, func_index, position,
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info->is_store ? " store to" : "load from", info->address,
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2019-04-29 11:06:49 +00:00
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value.begin());
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2017-10-02 07:39:30 +00:00
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}
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2018-01-12 17:46:03 +00:00
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} // namespace wasm
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2017-10-02 07:39:30 +00:00
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} // namespace internal
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} // namespace v8
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