webkitgtk-2.4.11webkitgtk-2.4.11

1 files changed, 0 insertions, 136 deletions

diff --git a/Source/JavaScriptCore/jit/JITAddGenerator.cpp b/Source/JavaScriptCore/jit/JITAddGenerator.cpp
deleted file mode 100644
index 5d91a516a..000000000
--- a/Source/JavaScriptCore/jit/JITAddGenerator.cpp
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2015 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 "JITAddGenerator.h"
-
-#if ENABLE(JIT)
-
-namespace JSC {
-
-void JITAddGenerator::generateFastPath(CCallHelpers& jit)
-{
-    ASSERT(m_scratchGPR != InvalidGPRReg);
-    ASSERT(m_scratchGPR != m_left.payloadGPR());
-    ASSERT(m_scratchGPR != m_right.payloadGPR());
-#if USE(JSVALUE32_64)
-    ASSERT(m_scratchGPR != m_left.tagGPR());
-    ASSERT(m_scratchGPR != m_right.tagGPR());
-    ASSERT(m_scratchFPR != InvalidFPRReg);
-#endif
-
-    ASSERT(!m_leftOperand.isConstInt32() || !m_rightOperand.isConstInt32());
-    
-    if (!m_leftOperand.mightBeNumber() || !m_rightOperand.mightBeNumber()) {
-        ASSERT(!m_didEmitFastPath);
-        return;
-    }
-
-    m_didEmitFastPath = true;
-
-    if (m_leftOperand.isConstInt32() || m_rightOperand.isConstInt32()) {
-        JSValueRegs var = m_leftOperand.isConstInt32() ? m_right : m_left;
-        SnippetOperand& varOpr = m_leftOperand.isConstInt32() ? m_rightOperand : m_leftOperand;
-        SnippetOperand& constOpr = m_leftOperand.isConstInt32() ? m_leftOperand : m_rightOperand;
-
-        // Try to do intVar + intConstant.
-        CCallHelpers::Jump notInt32 = jit.branchIfNotInt32(var);
-
-        m_slowPathJumpList.append(jit.branchAdd32(CCallHelpers::Overflow, var.payloadGPR(), CCallHelpers::Imm32(constOpr.asConstInt32()), m_scratchGPR));
-
-        jit.boxInt32(m_scratchGPR, m_result);
-        m_endJumpList.append(jit.jump());
-
-        if (!jit.supportsFloatingPoint()) {
-            m_slowPathJumpList.append(notInt32);
-            return;
-        }
-
-        // Try to do doubleVar + double(intConstant).
-        notInt32.link(&jit);
-        if (!varOpr.definitelyIsNumber())
-            m_slowPathJumpList.append(jit.branchIfNotNumber(var, m_scratchGPR));
-
-        jit.unboxDoubleNonDestructive(var, m_leftFPR, m_scratchGPR, m_scratchFPR);
-
-        jit.move(CCallHelpers::Imm32(constOpr.asConstInt32()), m_scratchGPR);
-        jit.convertInt32ToDouble(m_scratchGPR, m_rightFPR);
-
-        // Fall thru to doubleVar + doubleVar.
-
-    } else {
-        ASSERT(!m_leftOperand.isConstInt32() && !m_rightOperand.isConstInt32());
-        CCallHelpers::Jump leftNotInt;
-        CCallHelpers::Jump rightNotInt;
-
-        // Try to do intVar + intVar.
-        leftNotInt = jit.branchIfNotInt32(m_left);
-        rightNotInt = jit.branchIfNotInt32(m_right);
-
-        m_slowPathJumpList.append(jit.branchAdd32(CCallHelpers::Overflow, m_right.payloadGPR(), m_left.payloadGPR(), m_scratchGPR));
-
-        jit.boxInt32(m_scratchGPR, m_result);
-        m_endJumpList.append(jit.jump());
-
-        if (!jit.supportsFloatingPoint()) {
-            m_slowPathJumpList.append(leftNotInt);
-            m_slowPathJumpList.append(rightNotInt);
-            return;
-        }
-
-        leftNotInt.link(&jit);
-        if (!m_leftOperand.definitelyIsNumber())
-            m_slowPathJumpList.append(jit.branchIfNotNumber(m_left, m_scratchGPR));
-        if (!m_rightOperand.definitelyIsNumber())
-            m_slowPathJumpList.append(jit.branchIfNotNumber(m_right, m_scratchGPR));
-
-        jit.unboxDoubleNonDestructive(m_left, m_leftFPR, m_scratchGPR, m_scratchFPR);
-        CCallHelpers::Jump rightIsDouble = jit.branchIfNotInt32(m_right);
-
-        jit.convertInt32ToDouble(m_right.payloadGPR(), m_rightFPR);
-        CCallHelpers::Jump rightWasInteger = jit.jump();
-
-        rightNotInt.link(&jit);
-        if (!m_rightOperand.definitelyIsNumber())
-            m_slowPathJumpList.append(jit.branchIfNotNumber(m_right, m_scratchGPR));
-
-        jit.convertInt32ToDouble(m_left.payloadGPR(), m_leftFPR);
-
-        rightIsDouble.link(&jit);
-        jit.unboxDoubleNonDestructive(m_right, m_rightFPR, m_scratchGPR, m_scratchFPR);
-
-        rightWasInteger.link(&jit);
-
-        // Fall thru to doubleVar + doubleVar.
-    }
-
-    // Do doubleVar + doubleVar.
-    jit.addDouble(m_rightFPR, m_leftFPR);
-    jit.boxDouble(m_leftFPR, m_result);
-}
-
-} // namespace JSC
-
-#endif // ENABLE(JIT)