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authorLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
committerLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
commit32761a6cee1d0dee366b885b7b9c777e67885688 (patch)
treed6bec92bebfb216f4126356e55518842c2f476a1 /Source/JavaScriptCore/b3/air/AirLowerMacros.cpp
parenta4e969f4965059196ca948db781e52f7cfebf19e (diff)
downloadWebKitGtk-tarball-32761a6cee1d0dee366b885b7b9c777e67885688.tar.gz
webkitgtk-2.4.11webkitgtk-2.4.11
Diffstat (limited to 'Source/JavaScriptCore/b3/air/AirLowerMacros.cpp')
-rw-r--r--Source/JavaScriptCore/b3/air/AirLowerMacros.cpp105
1 files changed, 0 insertions, 105 deletions
diff --git a/Source/JavaScriptCore/b3/air/AirLowerMacros.cpp b/Source/JavaScriptCore/b3/air/AirLowerMacros.cpp
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--- a/Source/JavaScriptCore/b3/air/AirLowerMacros.cpp
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-/*
- * Copyright (C) 2016 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "AirLowerMacros.h"
-
-#if ENABLE(B3_JIT)
-
-#include "AirCCallingConvention.h"
-#include "AirCode.h"
-#include "AirInsertionSet.h"
-#include "AirInstInlines.h"
-#include "AirPhaseScope.h"
-#include "B3CCallValue.h"
-#include "B3ValueInlines.h"
-
-namespace JSC { namespace B3 { namespace Air {
-
-void lowerMacros(Code& code)
-{
- PhaseScope phaseScope(code, "lowerMacros");
-
- InsertionSet insertionSet(code);
- for (BasicBlock* block : code) {
- for (unsigned instIndex = 0; instIndex < block->size(); ++instIndex) {
- Inst& inst = block->at(instIndex);
-
- switch (inst.opcode) {
- case CCall: {
- CCallValue* value = inst.origin->as<CCallValue>();
-
- Vector<Arg> destinations = computeCCallingConvention(code, value);
-
- Inst shuffleArguments(Shuffle, value);
- unsigned offset = value->type() == Void ? 0 : 1;
- for (unsigned i = 1; i < destinations.size(); ++i) {
- Value* child = value->child(i);
- shuffleArguments.args.append(inst.args[offset + i]);
- shuffleArguments.args.append(destinations[i]);
- shuffleArguments.args.append(Arg::widthArg(Arg::widthForB3Type(child->type())));
- }
- insertionSet.insertInst(instIndex, WTFMove(shuffleArguments));
-
- // Indicate that we're using our original callee argument.
- destinations[0] = inst.args[0];
-
- // Save where the original instruction put its result.
- Arg resultDst = value->type() == Void ? Arg() : inst.args[1];
-
- inst = buildCCall(code, inst.origin, destinations);
-
- Tmp result = cCallResult(value->type());
- switch (value->type()) {
- case Void:
- break;
- case Float:
- insertionSet.insert(instIndex + 1, MoveFloat, value, result, resultDst);
- break;
- case Double:
- insertionSet.insert(instIndex + 1, MoveDouble, value, result, resultDst);
- break;
- case Int32:
- insertionSet.insert(instIndex + 1, Move32, value, result, resultDst);
- break;
- case Int64:
- insertionSet.insert(instIndex + 1, Move, value, result, resultDst);
- break;
- }
- break;
- }
-
- default:
- break;
- }
- }
- insertionSet.execute(block);
- }
-}
-
-} } } // namespace JSC::B3::Air
-
-#endif // ENABLE(B3_JIT)
-