| 1 | /*
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| 2 | * Copyright (C) 2012 Apple Inc. All rights reserved.
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| 3 | *
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| 4 | * Redistribution and use in source and binary forms, with or without
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| 5 | * modification, are permitted provided that the following conditions
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| 6 | * are met:
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| 7 | * 1. Redistributions of source code must retain the above copyright
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| 8 | * notice, this list of conditions and the following disclaimer.
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer in the
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| 11 | * documentation and/or other materials provided with the distribution.
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| 12 | *
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| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 24 | */
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| 25 |
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| 26 | #include "config.h"
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| 27 | #include "DFGVariableEvent.h"
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| 28 |
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| 29 | #if ENABLE(DFG_JIT)
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| 30 |
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| 31 | #include "FPRInfo.h"
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| 32 | #include "GPRInfo.h"
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| 33 | #include "OperandsInlines.h"
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| 34 |
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| 35 | namespace JSC { namespace DFG {
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| 36 |
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| 37 | void VariableEvent::dump(PrintStream& out) const
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| 38 | {
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| 39 | switch (kind()) {
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| 40 | case Reset:
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| 41 | out.printf("Reset");
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| 42 | break;
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| 43 | case BirthToFill:
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| 44 | dumpFillInfo("BirthToFill", out);
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| 45 | break;
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| 46 | case BirthToSpill:
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| 47 | dumpSpillInfo("BirthToSpill", out);
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| 48 | break;
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| 49 | case Birth:
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| 50 | out.print("Birth(", id(), ")");
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| 51 | break;
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| 52 | case Fill:
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| 53 | dumpFillInfo("Fill", out);
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| 54 | break;
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| 55 | case Spill:
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| 56 | dumpSpillInfo("Spill", out);
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| 57 | break;
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| 58 | case Death:
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| 59 | out.print("Death(", id(), ")");
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| 60 | break;
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| 61 | case MovHintEvent:
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| 62 | out.print("MovHint(", id(), ", ", operand(), ")");
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| 63 | break;
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| 64 | case SetLocalEvent:
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| 65 | out.print(
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| 66 | "SetLocal(machine:", machineRegister(), " -> bytecode:", operand(),
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| 67 | ", ", dataFormatToString(dataFormat()), ")");
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| 68 | break;
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| 69 | default:
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| 70 | RELEASE_ASSERT_NOT_REACHED();
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| 71 | break;
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| 72 | }
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| 73 | }
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| 74 |
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| 75 | void VariableEvent::dumpFillInfo(const char* name, PrintStream& out) const
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| 76 | {
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| 77 | out.print(name, "(", id(), ", ");
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| 78 | if (dataFormat() == DataFormatDouble)
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| 79 | out.printf("%s", FPRInfo::debugName(fpr()));
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| 80 | #if USE(JSVALUE32_64)
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| 81 | else if (dataFormat() & DataFormatJS)
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| 82 | out.printf("%s:%s", GPRInfo::debugName(tagGPR()), GPRInfo::debugName(payloadGPR()));
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| 83 | #endif
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| 84 | else
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| 85 | out.printf("%s", GPRInfo::debugName(gpr()));
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| 86 | out.printf(", %s)", dataFormatToString(dataFormat()));
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| 87 | }
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| 88 |
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| 89 | void VariableEvent::dumpSpillInfo(const char* name, PrintStream& out) const
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| 90 | {
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| 91 | out.print(name, "(", id(), ", ", spillRegister(), ", ", dataFormatToString(dataFormat()), ")");
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| 92 | }
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| 93 |
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| 94 | } } // namespace JSC::DFG
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| 95 |
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| 96 | #endif // ENABLE(DFG_JIT)
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| 97 |
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