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am a4f39ed9: am f8cb672f: Merge "Frameworks/base: Pass variant and feature-set to runtime"

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* commit 'a4f39ed91c9e17e1f165ed747c02d8f305b067ec':
  Frameworks/base: Pass variant and feature-set to runtime
This commit is contained in:
Andreas Gampe
2015-04-04 04:52:36 +00:00
committed by Android Git Automerger
parent 6f403e6951 a4f39ed91c
commit f29be77f07
1 changed files with 44 additions and 7 deletions
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51
core/jni/AndroidRuntime.cpp
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@@ -536,7 +536,6 @@ bool AndroidRuntime::parseCompilerRuntimeOption(const char* property,
*/
int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
{
int result = -1;
JavaVMInitArgs initArgs;
char propBuf[PROPERTY_VALUE_MAX];
char stackTraceFileBuf[sizeof("-Xstacktracefile:")-1 + PROPERTY_VALUE_MAX];
@@ -561,6 +560,10 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
char dex2oatImageCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX];
char dex2oatThreadsBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX];
char dex2oatThreadsImageBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX];
char dex2oat_isa_variant_key[PROPERTY_KEY_MAX];
char dex2oat_isa_variant[sizeof("--instruction-set-variant=") -1 + PROPERTY_VALUE_MAX];
char dex2oat_isa_features_key[PROPERTY_KEY_MAX];
char dex2oat_isa_features[sizeof("--instruction-set-features=") -1 + PROPERTY_VALUE_MAX];
char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
char extraOptsBuf[PROPERTY_VALUE_MAX];
@@ -701,7 +704,7 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
if (!hasFile("/system/etc/preloaded-classes")) {
ALOGE("Missing preloaded-classes file, /system/etc/preloaded-classes not found: %s\n",
strerror(errno));
goto bail;
return -1;
}
addOption("-Ximage-compiler-option");
addOption("--image-classes=/system/etc/preloaded-classes");
@@ -738,6 +741,43 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
parseCompilerOption("dalvik.vm.dex2oat-threads", dex2oatThreadsBuf, "-j", "-Xcompiler-option");
parseCompilerOption("dalvik.vm.image-dex2oat-threads", dex2oatThreadsImageBuf, "-j",
"-Ximage-compiler-option");
// The runtime will compile a boot image, when necessary, not using installd. Thus, we need to
// pass the instruction-set-features/variant as an image-compiler-option.
// TODO: Find a better way for the instruction-set.
#if defined(__arm__)
constexpr const char* instruction_set = "arm";
#elif defined(__aarch64__)
constexpr const char* instruction_set = "arm64";
#elif defined(__mips__) && !defined(__LP64__)
constexpr const char* instruction_set = "mips";
#elif defined(__mips__) && defined(__LP64__)
constexpr const char* instruction_set = "mips64";
#elif defined(__i386__)
constexpr const char* instruction_set = "x86";
#elif defined(__x86_64__)
constexpr const char* instruction_set = "x86_64";
#else
constexpr const char* instruction_set = "unknown";
#endif
// Note: it is OK to reuse the buffer, as the values are exactly the same between
// * compiler-option, used for runtime compilation (DexClassLoader)
// * image-compiler-option, used for boot-image compilation on device
// Copy the variant.
sprintf(dex2oat_isa_variant_key, "dalvik.vm.isa.%s.variant", instruction_set);
parseCompilerOption(dex2oat_isa_variant_key, dex2oat_isa_variant,
"--instruction-set-variant=", "-Ximage-compiler-option");
parseCompilerOption(dex2oat_isa_variant_key, dex2oat_isa_variant,
"--instruction-set-variant=", "-Xcompiler-option");
// Copy the features.
sprintf(dex2oat_isa_features_key, "dalvik.vm.isa.%s.features", instruction_set);
parseCompilerOption(dex2oat_isa_features_key, dex2oat_isa_features,
"--instruction-set-features=", "-Ximage-compiler-option");
parseCompilerOption(dex2oat_isa_features_key, dex2oat_isa_features,
"--instruction-set-features=", "-Xcompiler-option");
property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
@@ -834,13 +874,10 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
*/
if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
ALOGE("JNI_CreateJavaVM failed\n");
goto bail;
return -1;
}
result = 0;
bail:
return result;
return 0;
}
char* AndroidRuntime::toSlashClassName(const char* className)