From e54eebbf1a908d65ee8cf80bab62821c05666d70 Mon Sep 17 00:00:00 2001
From: The Android Open Source Project <initial-contribution@android.com>
Date: Tue, 3 Mar 2009 18:29:04 -0800
Subject: auto import from //depot/cupcake/@135843

---
 libpixelflinger/codeflinger/CodeCache.cpp | 151 ------------------------------
 1 file changed, 151 deletions(-)
 delete mode 100644 libpixelflinger/codeflinger/CodeCache.cpp

(limited to 'libpixelflinger/codeflinger/CodeCache.cpp')

diff --git a/libpixelflinger/codeflinger/CodeCache.cpp b/libpixelflinger/codeflinger/CodeCache.cpp
deleted file mode 100644
index 29410c8..0000000
--- a/libpixelflinger/codeflinger/CodeCache.cpp
+++ /dev/null
@@ -1,151 +0,0 @@
-/* libs/pixelflinger/codeflinger/CodeCache.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 <assert.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <cutils/log.h>
-#include <cutils/atomic.h>
-
-#include "codeflinger/CodeCache.h"
-
-namespace android {
-
-// ----------------------------------------------------------------------------
-
-#if defined(__arm__)
-#include <unistd.h>
-#include <errno.h>
-#endif
-
-// ----------------------------------------------------------------------------
-
-Assembly::Assembly(size_t size)
-    : mCount(1), mSize(0)
-{
-    mBase = (uint32_t*)malloc(size);
-    if (mBase) {
-        mSize = size;
-    }
-}
-
-Assembly::~Assembly()
-{
-    free(mBase);
-}
-
-void Assembly::incStrong(const void*) const
-{
-    android_atomic_inc(&mCount);
-}
-
-void Assembly::decStrong(const void*) const
-{
-    if (android_atomic_dec(&mCount) == 1) {
-        delete this;
-    }
-}
-
-ssize_t Assembly::size() const
-{
-    if (!mBase) return NO_MEMORY;
-    return mSize;
-}
-
-uint32_t* Assembly::base() const
-{
-    return mBase;
-}
-
-ssize_t Assembly::resize(size_t newSize)
-{
-    mBase = (uint32_t*)realloc(mBase, newSize);
-    mSize = newSize;
-    return size();
-}
-
-// ----------------------------------------------------------------------------
-
-CodeCache::CodeCache(size_t size)
-    : mCacheSize(size), mCacheInUse(0)
-{
-    pthread_mutex_init(&mLock, 0);
-}
-
-CodeCache::~CodeCache()
-{
-    pthread_mutex_destroy(&mLock);
-}
-
-sp<Assembly> CodeCache::lookup(const AssemblyKeyBase& keyBase) const
-{
-    pthread_mutex_lock(&mLock);
-    sp<Assembly> r;
-    ssize_t index = mCacheData.indexOfKey(key_t(keyBase));
-    if (index >= 0) {
-        const cache_entry_t& e = mCacheData.valueAt(index);
-        e.when = mWhen++;
-        r = e.entry;
-    }
-    pthread_mutex_unlock(&mLock);
-    return r;
-}
-
-int CodeCache::cache(  const AssemblyKeyBase& keyBase,
-                            const sp<Assembly>& assembly)
-{
-    pthread_mutex_lock(&mLock);
-
-    const ssize_t assemblySize = assembly->size();
-    while (mCacheInUse + assemblySize > mCacheSize) {
-        // evict the LRU
-        size_t lru = 0;
-        size_t count = mCacheData.size();
-        for (size_t i=0 ; i<count ; i++) {
-            const cache_entry_t& e = mCacheData.valueAt(i);
-            if (e.when < mCacheData.valueAt(lru).when) {
-                lru = i;
-            }
-        }
-        const cache_entry_t& e = mCacheData.valueAt(lru);
-        mCacheInUse -= e.entry->size();
-        mCacheData.removeItemsAt(lru);
-    }
-
-    ssize_t err = mCacheData.add(key_t(keyBase), cache_entry_t(assembly, mWhen));
-    if (err >= 0) {
-        mCacheInUse += assemblySize;
-        mWhen++;
-        // synchronize caches...
-#if defined(__arm__)
-        const long base = long(assembly->base());
-        const long curr = base + long(assembly->size());
-        err = cacheflush(base, curr, 0);
-        LOGE_IF(err, "__ARM_NR_cacheflush error %s\n",
-                strerror(errno));
-#endif
-    }
-
-    pthread_mutex_unlock(&mLock);
-    return err;
-}
-
-// ----------------------------------------------------------------------------
-
-}; // namespace android
-- 
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