Source/JavaScriptCore/b3/B3Opcode.cpp - WebKit - Git at Google

 /*
  * Copyright (C) 2015-2017 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 "B3Opcode.h"

 #if ENABLE(B3_JIT)

 #include <wtf/PrintStream.h>

 #if !ASSERT_ENABLED
 IGNORE_RETURN_TYPE_WARNINGS_BEGIN
 #endif

 namespace JSC { namespace B3 {

 std::optional<Opcode> invertedCompare(Opcode opcode, Type type)
 {
     switch (opcode) {
     case Equal:
         return NotEqual;
     case NotEqual:
         return Equal;
     case LessThan:
         if (type.isInt())
             return GreaterEqual;
         return std::nullopt;
     case GreaterThan:
         if (type.isInt())
             return LessEqual;
         return std::nullopt;
     case LessEqual:
         if (type.isInt())
             return GreaterThan;
         return std::nullopt;
     case GreaterEqual:
         if (type.isInt())
             return LessThan;
         return std::nullopt;
     case Above:
         return BelowEqual;
     case Below:
         return AboveEqual;
     case AboveEqual:
         return Below;
     case BelowEqual:
         return Above;
     default:
         return std::nullopt;
     }
 }

 Opcode storeOpcode(Bank bank, Width width)
 {
     switch (bank) {
     case GP:
         switch (width) {
         case Width8:
             return Store8;
         case Width16:
             return Store16;
         default:
             return Store;
         }
     case FP:
         return Store;
     }
     ASSERT_NOT_REACHED();
 }

 } } // namespace JSC::B3

 namespace WTF {

 using namespace JSC::B3;

 void printInternal(PrintStream& out, Opcode opcode)
 {
     switch (opcode) {
     case Nop:
         out.print("Nop");
         return;
     case Identity:
         out.print("Identity");
         return;
     case Opaque:
         out.print("Opaque");
         return;
     case Const32:
         out.print("Const32");
         return;
     case Const64:
         out.print("Const64");
         return;
     case ConstDouble:
         out.print("ConstDouble");
         return;
     case ConstFloat:
         out.print("ConstFloat");
         return;
     case BottomTuple:
         out.print("BottomTuple");
         return;
     case Get:
         out.print("Get");
         return;
     case Set:
         out.print("Set");
         return;
     case SlotBase:
         out.print("SlotBase");
         return;
     case ArgumentReg:
         out.print("ArgumentReg");
         return;
     case FramePointer:
         out.print("FramePointer");
         return;
     case Add:
         out.print("Add");
         return;
     case Sub:
         out.print("Sub");
         return;
     case Mul:
         out.print("Mul");
         return;
     case Div:
         out.print("Div");
         return;
     case UDiv:
         out.print("UDiv");
         return;
     case Mod:
         out.print("Mod");
         return;
     case UMod:
         out.print("UMod");
         return;
     case Neg:
         out.print("Neg");
         return;
     case BitAnd:
         out.print("BitAnd");
         return;
     case BitOr:
         out.print("BitOr");
         return;
     case BitXor:
         out.print("BitXor");
         return;
     case Shl:
         out.print("Shl");
         return;
     case SShr:
         out.print("SShr");
         return;
     case ZShr:
         out.print("ZShr");
         return;
     case RotR:
         out.print("RotR");
         return;
     case RotL:
         out.print("RotL");
         return;
     case Clz:
         out.print("Clz");
         return;
     case Abs:
         out.print("Abs");
         return;
     case Ceil:
         out.print("Ceil");
         return;
     case Floor:
         out.print("Floor");
         return;
     case Sqrt:
         out.print("Sqrt");
         return;
     case BitwiseCast:
         out.print("BitwiseCast");
         return;
     case SExt8:
         out.print("SExt8");
         return;
     case SExt16:
         out.print("SExt16");
         return;
     case SExt32:
         out.print("SExt32");
         return;
     case ZExt32:
         out.print("ZExt32");
         return;
     case Trunc:
         out.print("Trunc");
         return;
     case IToD:
         out.print("IToD");
         return;
     case IToF:
         out.print("IToF");
         return;
     case FloatToDouble:
         out.print("FloatToDouble");
         return;
     case DoubleToFloat:
         out.print("DoubleToFloat");
         return;
     case Equal:
         out.print("Equal");
         return;
     case NotEqual:
         out.print("NotEqual");
         return;
     case LessThan:
         out.print("LessThan");
         return;
     case GreaterThan:
         out.print("GreaterThan");
         return;
     case LessEqual:
         out.print("LessEqual");
         return;
     case GreaterEqual:
         out.print("GreaterEqual");
         return;
     case Above:
         out.print("Above");
         return;
     case Below:
         out.print("Below");
         return;
     case AboveEqual:
         out.print("AboveEqual");
         return;
     case BelowEqual:
         out.print("BelowEqual");
         return;
     case EqualOrUnordered:
         out.print("EqualOrUnordered");
         return;
     case Select:
         out.print("Select");
         return;
     case Load8Z:
         out.print("Load8Z");
         return;
     case Load8S:
         out.print("Load8S");
         return;
     case Load16Z:
         out.print("Load16Z");
         return;
     case Load16S:
         out.print("Load16S");
         return;
     case Load:
         out.print("Load");
         return;
     case Store8:
         out.print("Store8");
         return;
     case Store16:
         out.print("Store16");
         return;
     case Store:
         out.print("Store");
         return;
     case AtomicWeakCAS:
         out.print("AtomicWeakCAS");
         return;
     case AtomicStrongCAS:
         out.print("AtomicStrongCAS");
         return;
     case AtomicXchgAdd:
         out.print("AtomicXchgAdd");
         return;
     case AtomicXchgAnd:
         out.print("AtomicXchgAnd");
         return;
     case AtomicXchgOr:
         out.print("AtomicXchgOr");
         return;
     case AtomicXchgSub:
         out.print("AtomicXchgSub");
         return;
     case AtomicXchgXor:
         out.print("AtomicXchgXor");
         return;
     case AtomicXchg:
         out.print("AtomicXchg");
         return;
     case Depend:
         out.print("Depend");
         return;
     case WasmAddress:
         out.print("WasmAddress");
         return;
     case Fence:
         out.print("Fence");
         return;
     case CCall:
         out.print("CCall");
         return;
     case Patchpoint:
         out.print("Patchpoint");
         return;
     case Extract:
         out.print("Extract");
         return;
     case CheckAdd:
         out.print("CheckAdd");
         return;
     case CheckSub:
         out.print("CheckSub");
         return;
     case CheckMul:
         out.print("CheckMul");
         return;
     case Check:
         out.print("Check");
         return;
     case WasmBoundsCheck:
         out.print("WasmBoundsCheck");
         return;
     case Upsilon:
         out.print("Upsilon");
         return;
     case Phi:
         out.print("Phi");
         return;
     case Jump:
         out.print("Jump");
         return;
     case Branch:
         out.print("Branch");
         return;
     case Switch:
         out.print("Switch");
         return;
     case EntrySwitch:
         out.print("EntrySwitch");
         return;
     case Return:
         out.print("Return");
         return;
     case Oops:
         out.print("Oops");
         return;
     }
     RELEASE_ASSERT_NOT_REACHED();
 }

 } // namespace WTF

 #if !ASSERT_ENABLED
 IGNORE_RETURN_TYPE_WARNINGS_END
 #endif

 #endif // ENABLE(B3_JIT)
	/*
	* Copyright (C) 2015-2017 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 "B3Opcode.h"

	#if ENABLE(B3_JIT)

	#include <wtf/PrintStream.h>

	#if !ASSERT_ENABLED
	IGNORE_RETURN_TYPE_WARNINGS_BEGIN
	#endif

	namespace JSC { namespace B3 {

	std::optional<Opcode> invertedCompare(Opcode opcode, Type type)
	{
	switch (opcode) {
	case Equal:
	return NotEqual;
	case NotEqual:
	return Equal;
	case LessThan:
	if (type.isInt())
	return GreaterEqual;
	return std::nullopt;
	case GreaterThan:
	if (type.isInt())
	return LessEqual;
	return std::nullopt;
	case LessEqual:
	if (type.isInt())
	return GreaterThan;
	return std::nullopt;
	case GreaterEqual:
	if (type.isInt())
	return LessThan;
	return std::nullopt;
	case Above:
	return BelowEqual;
	case Below:
	return AboveEqual;
	case AboveEqual:
	return Below;
	case BelowEqual:
	return Above;
	default:
	return std::nullopt;
	}
	}

	Opcode storeOpcode(Bank bank, Width width)
	{
	switch (bank) {
	case GP:
	switch (width) {
	case Width8:
	return Store8;
	case Width16:
	return Store16;
	default:
	return Store;
	}
	case FP:
	return Store;
	}
	ASSERT_NOT_REACHED();
	}

	} } // namespace JSC::B3

	namespace WTF {

	using namespace JSC::B3;

	void printInternal(PrintStream& out, Opcode opcode)
	{
	switch (opcode) {
	case Nop:
	out.print("Nop");
	return;
	case Identity:
	out.print("Identity");
	return;
	case Opaque:
	out.print("Opaque");
	return;
	case Const32:
	out.print("Const32");
	return;
	case Const64:
	out.print("Const64");
	return;
	case ConstDouble:
	out.print("ConstDouble");
	return;
	case ConstFloat:
	out.print("ConstFloat");
	return;
	case BottomTuple:
	out.print("BottomTuple");
	return;
	case Get:
	out.print("Get");
	return;
	case Set:
	out.print("Set");
	return;
	case SlotBase:
	out.print("SlotBase");
	return;
	case ArgumentReg:
	out.print("ArgumentReg");
	return;
	case FramePointer:
	out.print("FramePointer");
	return;
	case Add:
	out.print("Add");
	return;
	case Sub:
	out.print("Sub");
	return;
	case Mul:
	out.print("Mul");
	return;
	case Div:
	out.print("Div");
	return;
	case UDiv:
	out.print("UDiv");
	return;
	case Mod:
	out.print("Mod");
	return;
	case UMod:
	out.print("UMod");
	return;
	case Neg:
	out.print("Neg");
	return;
	case BitAnd:
	out.print("BitAnd");
	return;
	case BitOr:
	out.print("BitOr");
	return;
	case BitXor:
	out.print("BitXor");
	return;
	case Shl:
	out.print("Shl");
	return;
	case SShr:
	out.print("SShr");
	return;
	case ZShr:
	out.print("ZShr");
	return;
	case RotR:
	out.print("RotR");
	return;
	case RotL:
	out.print("RotL");
	return;
	case Clz:
	out.print("Clz");
	return;
	case Abs:
	out.print("Abs");
	return;
	case Ceil:
	out.print("Ceil");
	return;
	case Floor:
	out.print("Floor");
	return;
	case Sqrt:
	out.print("Sqrt");
	return;
	case BitwiseCast:
	out.print("BitwiseCast");
	return;
	case SExt8:
	out.print("SExt8");
	return;
	case SExt16:
	out.print("SExt16");
	return;
	case SExt32:
	out.print("SExt32");
	return;
	case ZExt32:
	out.print("ZExt32");
	return;
	case Trunc:
	out.print("Trunc");
	return;
	case IToD:
	out.print("IToD");
	return;
	case IToF:
	out.print("IToF");
	return;
	case FloatToDouble:
	out.print("FloatToDouble");
	return;
	case DoubleToFloat:
	out.print("DoubleToFloat");
	return;
	case Equal:
	out.print("Equal");
	return;
	case NotEqual:
	out.print("NotEqual");
	return;
	case LessThan:
	out.print("LessThan");
	return;
	case GreaterThan:
	out.print("GreaterThan");
	return;
	case LessEqual:
	out.print("LessEqual");
	return;
	case GreaterEqual:
	out.print("GreaterEqual");
	return;
	case Above:
	out.print("Above");
	return;
	case Below:
	out.print("Below");
	return;
	case AboveEqual:
	out.print("AboveEqual");
	return;
	case BelowEqual:
	out.print("BelowEqual");
	return;
	case EqualOrUnordered:
	out.print("EqualOrUnordered");
	return;
	case Select:
	out.print("Select");
	return;
	case Load8Z:
	out.print("Load8Z");
	return;
	case Load8S:
	out.print("Load8S");
	return;
	case Load16Z:
	out.print("Load16Z");
	return;
	case Load16S:
	out.print("Load16S");
	return;
	case Load:
	out.print("Load");
	return;
	case Store8:
	out.print("Store8");
	return;
	case Store16:
	out.print("Store16");
	return;
	case Store:
	out.print("Store");
	return;
	case AtomicWeakCAS:
	out.print("AtomicWeakCAS");
	return;
	case AtomicStrongCAS:
	out.print("AtomicStrongCAS");
	return;
	case AtomicXchgAdd:
	out.print("AtomicXchgAdd");
	return;
	case AtomicXchgAnd:
	out.print("AtomicXchgAnd");
	return;
	case AtomicXchgOr:
	out.print("AtomicXchgOr");
	return;
	case AtomicXchgSub:
	out.print("AtomicXchgSub");
	return;
	case AtomicXchgXor:
	out.print("AtomicXchgXor");
	return;
	case AtomicXchg:
	out.print("AtomicXchg");
	return;
	case Depend:
	out.print("Depend");
	return;
	case WasmAddress:
	out.print("WasmAddress");
	return;
	case Fence:
	out.print("Fence");
	return;
	case CCall:
	out.print("CCall");
	return;
	case Patchpoint:
	out.print("Patchpoint");
	return;
	case Extract:
	out.print("Extract");
	return;
	case CheckAdd:
	out.print("CheckAdd");
	return;
	case CheckSub:
	out.print("CheckSub");
	return;
	case CheckMul:
	out.print("CheckMul");
	return;
	case Check:
	out.print("Check");
	return;
	case WasmBoundsCheck:
	out.print("WasmBoundsCheck");
	return;
	case Upsilon:
	out.print("Upsilon");
	return;
	case Phi:
	out.print("Phi");
	return;
	case Jump:
	out.print("Jump");
	return;
	case Branch:
	out.print("Branch");
	return;
	case Switch:
	out.print("Switch");
	return;
	case EntrySwitch:
	out.print("EntrySwitch");
	return;
	case Return:
	out.print("Return");
	return;
	case Oops:
	out.print("Oops");
	return;
	}
	RELEASE_ASSERT_NOT_REACHED();
	}

	} // namespace WTF

	#if !ASSERT_ENABLED
	IGNORE_RETURN_TYPE_WARNINGS_END
	#endif

	#endif // ENABLE(B3_JIT)