Remove the remainder of the skia source code from the Chromium repo....

skia/animator/SkScriptDecompile.cpp

-/* libs/graphics/animator/SkScriptDecompile.cpp
-**
-** Copyright 2006, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License"); 
-** you may not use this file except in compliance with the License. 
-** You may obtain a copy of the License at 
-**
-**     http://www.apache.org/licenses/LICENSE-2.0 
-**
-** Unless required by applicable law or agreed to in writing, software 
-** distributed under the License is distributed on an "AS IS" BASIS, 
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
-** See the License for the specific language governing permissions and 
-** limitations under the License.
-*/
-
-#include "SkScript2.h"
-
-#ifdef SK_DEBUG
-
-#define TypeOpName(op) {SkScriptEngine2::op, #op }
-
-static const struct OpName {
-    SkScriptEngine2::TypeOp fOp;
-    const char* fName;
-} gOpNames[] = {
-    TypeOpName(kNop), // should never get generated
-    TypeOpName(kAccumulatorPop),
-    TypeOpName(kAccumulatorPush),
-    TypeOpName(kAddInt),
-    TypeOpName(kAddScalar),
-    TypeOpName(kAddString), // string concat
-    TypeOpName(kArrayIndex),
-    TypeOpName(kArrayParam),
-    TypeOpName(kArrayToken),
-    TypeOpName(kBitAndInt),
-    TypeOpName(kBitNotInt),
-    TypeOpName(kBitOrInt),
-    TypeOpName(kBoxToken),
-    TypeOpName(kCallback),
-    TypeOpName(kDivideInt),
-    TypeOpName(kDivideScalar),
-    TypeOpName(kDotOperator),
-    TypeOpName(kElseOp),
-    TypeOpName(kEnd),
-    TypeOpName(kEqualInt),
-    TypeOpName(kEqualScalar),
-    TypeOpName(kEqualString),
-    TypeOpName(kFunctionCall),
-    TypeOpName(kFlipOpsOp),
-    TypeOpName(kFunctionToken),
-    TypeOpName(kGreaterEqualInt),
-    TypeOpName(kGreaterEqualScalar),
-    TypeOpName(kGreaterEqualString),
-    TypeOpName(kIfOp),
-    TypeOpName(kIntToScalar),
-    TypeOpName(kIntToScalar2),
-    TypeOpName(kIntToString),
-    TypeOpName(kIntToString2),
-    TypeOpName(kIntegerAccumulator),
-    TypeOpName(kIntegerOperand),
-    TypeOpName(kLogicalAndInt),
-    TypeOpName(kLogicalNotInt),
-    TypeOpName(kLogicalOrInt),
-    TypeOpName(kMemberOp),
-    TypeOpName(kMinusInt),
-    TypeOpName(kMinusScalar),
-    TypeOpName(kModuloInt),
-    TypeOpName(kModuloScalar),
-    TypeOpName(kMultiplyInt),
-    TypeOpName(kMultiplyScalar),
-    TypeOpName(kPropertyOp),
-    TypeOpName(kScalarAccumulator),
-    TypeOpName(kScalarOperand),
-    TypeOpName(kScalarToInt),
-    TypeOpName(kScalarToInt2),
-    TypeOpName(kScalarToString),
-    TypeOpName(kScalarToString2),
-    TypeOpName(kShiftLeftInt),
-    TypeOpName(kShiftRightInt), // signed
-    TypeOpName(kStringAccumulator),
-    TypeOpName(kStringOperand),
-    TypeOpName(kStringToInt),
-    TypeOpName(kStringToScalar),
-    TypeOpName(kStringToScalar2),
-    TypeOpName(kStringTrack),
-    TypeOpName(kSubtractInt),
-    TypeOpName(kSubtractScalar),
-    TypeOpName(kToBool),
-    TypeOpName(kUnboxToken),
-    TypeOpName(kUnboxToken2),
-    TypeOpName(kXorInt)
-};
-
-static size_t gOpNamesSize = sizeof(gOpNames) / sizeof(gOpNames[0]);
-
-#define OperandName(op) {SkOperand2::op, #op }
-
-static const struct OperName {
-    SkOperand2::OpType fType;
-    const char* fName;
-} gOperandNames[] = {
-    OperandName(kNoType),
-    OperandName(kS32),
-    OperandName(kScalar),
-    OperandName(kString),
-    OperandName(kArray),
-    OperandName(kObject)
-};  
-
-static size_t gOperandNamesSize = sizeof(gOperandNames) / sizeof(gOperandNames[0]);
-
-// check to see that there are no missing or duplicate entries
-void SkScriptEngine2::ValidateDecompileTable() {
-    SkScriptEngine2::TypeOp op = SkScriptEngine2::kNop;
-    int index;
-    for (index = 0; index < gOpNamesSize; index++) {
-        SkASSERT(gOpNames[index].fOp == op);
-        op = (SkScriptEngine2::TypeOp) (op + 1);
-    }
-    index = 0;
-    SkOperand2::OpType type = SkOperand2::kNoType;
-    SkASSERT(gOperandNames[index].fType == type);
-    for (; index < gOperandNamesSize - 1; ) {
-        type = (SkOperand2::OpType) (1 << index);
-        SkASSERT(gOperandNames[++index].fType == type);
-    }
-}
-
-void SkScriptEngine2::decompile(const unsigned char* start, size_t length) {
-    SkASSERT(length > 0);
-    const unsigned char* opCode = start;
-    do {
-        SkASSERT(opCode - start < length);
-        SkScriptEngine2::TypeOp op = (SkScriptEngine2::TypeOp) *opCode++;
-        SkASSERT(op < gOpNamesSize);
-        SkDebugf("%d: %s", opCode - start - 1, gOpNames[op].fName);
-        switch (op) {
-        case SkScriptEngine2::kCallback: {
-            int index;
-            memcpy(&index, opCode, sizeof(index));
-            opCode += sizeof(index);
-            SkDebugf(" index: %d", index);
-            } break;
-        case SkScriptEngine2::kFunctionCall: 
-        case SkScriptEngine2::kMemberOp:
-        case SkScriptEngine2::kPropertyOp: {
-            size_t ref;
-            memcpy(&ref, opCode, sizeof(ref));
-            opCode += sizeof(ref);
-            SkDebugf(" ref: %d", ref);
-            } break;
-        case SkScriptEngine2::kIntegerAccumulator:
-        case SkScriptEngine2::kIntegerOperand: {
-            int32_t integer;
-            memcpy(&integer, opCode, sizeof(integer));
-            opCode += sizeof(int32_t);
-            SkDebugf(" integer: %d", integer);
-            } break;
-        case SkScriptEngine2::kScalarAccumulator:
-        case SkScriptEngine2::kScalarOperand: {
-            SkScalar scalar;
-            memcpy(&scalar, opCode, sizeof(scalar));
-            opCode += sizeof(SkScalar);
-#ifdef SK_CAN_USE_FLOAT
-            SkDebugf(" scalar: %g", SkScalarToFloat(scalar));
-#else
-            SkDebugf(" scalar: %x", scalar);
-#endif
-            } break;
-        case SkScriptEngine2::kStringAccumulator:
-        case SkScriptEngine2::kStringOperand: {
-            int size;
-            SkString* strPtr = new SkString();
-            memcpy(&size, opCode, sizeof(size));
-            opCode += sizeof(size);
-            strPtr->set((char*) opCode, size);
-            opCode += size;
-            SkDebugf(" string: %s", strPtr->c_str());
-            delete strPtr;
-            } break;
-        case SkScriptEngine2::kBoxToken: {
-            SkOperand2::OpType type;
-            memcpy(&type, opCode, sizeof(type));
-            opCode += sizeof(type);
-            int index = 0;
-            if (type == 0)
-                SkDebugf(" type: %s", gOperandNames[index].fName);
-            else {
-                while (type != 0) {
-                    SkASSERT(index + 1 < gOperandNamesSize);
-                    if (type & (1 << index)) {
-                        type = (SkOperand2::OpType) (type & ~(1 << index));
-                        SkDebugf(" type: %s", gOperandNames[index + 1].fName);
-                    }
-                    index++;
-                }
-            }
-            } break;
-        case SkScriptEngine2::kIfOp:
-        case SkScriptEngine2::kLogicalAndInt:
-        case SkScriptEngine2::kElseOp:
-        case SkScriptEngine2::kLogicalOrInt: {
-            int size;
-            memcpy(&size, opCode, sizeof(size));
-            opCode += sizeof(size);
-            SkDebugf(" offset (address): %d (%d)", size, opCode - start + size);
-            } break;
-        case SkScriptEngine2::kEnd:
-            goto done;
-        case SkScriptEngine2::kNop:
-                SkASSERT(0);
-    }
-    SkDebugf("\n");
-    } while (true);
-done:
-    SkDebugf("\n");
-}
-
-#endif