1 /*
2 * Copyright 2012, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "bcc/Renderscript/RSScript.h"
18
19 #include "bcc/Renderscript/RSInfo.h"
20 #include "bcc/Source.h"
21 #include "bcc/Support/Log.h"
22
23 using namespace bcc;
24
LinkRuntime(RSScript & pScript,const char * rt_path)25 bool RSScript::LinkRuntime(RSScript &pScript, const char *rt_path) {
26 // Using the same context with the source in pScript.
27 BCCContext &context = pScript.getSource().getContext();
28 const char* core_lib = RSInfo::LibCLCorePath;
29
30 // SSE2- or above capable devices will use an optimized library.
31 #if defined(ARCH_X86_HAVE_SSE2)
32 core_lib = RSInfo::LibCLCoreX86Path;
33 #endif
34
35 // NEON-capable devices can use an accelerated math library for all
36 // reduced precision scripts.
37 #if defined(ARCH_ARM_HAVE_NEON)
38 const RSInfo* info = pScript.getInfo();
39 if ((info != NULL) &&
40 (info->getFloatPrecisionRequirement() != RSInfo::FP_Full)) {
41 core_lib = RSInfo::LibCLCoreNEONPath;
42 }
43 #endif
44
45 if (rt_path != NULL) {
46 core_lib = rt_path;
47 }
48
49 Source *libclcore_source = Source::CreateFromFile(context, core_lib);
50 if (libclcore_source == NULL) {
51 ALOGE("Failed to load Renderscript library '%s' to link!", core_lib);
52 return false;
53 }
54
55 if (NULL != pScript.mLinkRuntimeCallback) {
56 pScript.mLinkRuntimeCallback(&pScript,
57 &pScript.getSource().getModule(), &libclcore_source->getModule());
58 }
59
60 if (!pScript.getSource().merge(*libclcore_source,
61 /* pPreserveSource */false)) {
62 ALOGE("Failed to link Renderscript library '%s'!", core_lib);
63 delete libclcore_source;
64 return false;
65 }
66
67 return true;
68 }
69
RSScript(Source & pSource)70 RSScript::RSScript(Source &pSource)
71 : Script(pSource), mInfo(NULL), mCompilerVersion(0),
72 mOptimizationLevel(kOptLvl3), mLinkRuntimeCallback(NULL),
73 mEmbedInfo(false) { }
74
doReset()75 bool RSScript::doReset() {
76 mInfo = NULL;
77 mCompilerVersion = 0;
78 mOptimizationLevel = kOptLvl3;
79 return true;
80 }
81