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8164358: [JVMCI] expose Hotspot intrinsics and HotSpotIntrinsicCandidate info to JVMCI

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Reviewed-by: twisti, kvn, never
This commit is contained in:
Doug Simon 2016-08-23 22:24:31 +00:00
parent 00979c250a
commit 1fd875eaf9
15 changed files with 199 additions and 14 deletions
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46
hotspot/src/share/vm/jvmci/jvmciCompilerToVM.cpp
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@ -203,6 +203,40 @@ void CompilerToVM::Data::initialize() {
#undef SET_TRIGFUNC
}
objArrayHandle CompilerToVM::initialize_intrinsics(TRAPS) {
objArrayHandle vmIntrinsics = oopFactory::new_objArray(VMIntrinsicMethod::klass(), (vmIntrinsics::ID_LIMIT - 1), CHECK_(objArrayHandle()));
int index = 0;
// The intrinsics for a class are usually adjacent to each other.
// When they are, the string for the class name can be reused.
vmSymbols::SID kls_sid = vmSymbols::NO_SID;
Handle kls_str;
#define SID_ENUM(n) vmSymbols::VM_SYMBOL_ENUM_NAME(n)
#define VM_SYMBOL_TO_STRING(s) \
java_lang_String::create_from_symbol(vmSymbols::symbol_at(SID_ENUM(s)), CHECK_(objArrayHandle()))
#define VM_INTRINSIC_INFO(id, kls, name, sig, ignore_fcode) { \
instanceHandle vmIntrinsicMethod = InstanceKlass::cast(VMIntrinsicMethod::klass())->allocate_instance_handle(CHECK_(objArrayHandle())); \
if (kls_sid != SID_ENUM(kls)) { \
kls_str = VM_SYMBOL_TO_STRING(kls); \
kls_sid = SID_ENUM(kls); \
} \
Handle name_str = VM_SYMBOL_TO_STRING(name); \
Handle sig_str = VM_SYMBOL_TO_STRING(sig); \
VMIntrinsicMethod::set_declaringClass(vmIntrinsicMethod, kls_str()); \
VMIntrinsicMethod::set_name(vmIntrinsicMethod, name_str()); \
VMIntrinsicMethod::set_descriptor(vmIntrinsicMethod, sig_str()); \
VMIntrinsicMethod::set_id(vmIntrinsicMethod, vmIntrinsics::id); \
vmIntrinsics->obj_at_put(index++, vmIntrinsicMethod()); \
}
VM_INTRINSICS_DO(VM_INTRINSIC_INFO, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_SYMBOL_IGNORE, VM_ALIAS_IGNORE)
#undef SID_ENUM
#undef VM_SYMBOL_TO_STRING
#undef VM_INTRINSIC_INFO
assert(index == vmIntrinsics::ID_LIMIT - 1, "must be");
return vmIntrinsics;
}
C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
#define BOXED_LONG(name, value) oop name; do { jvalue p; p.j = (jlong) (value); name = java_lang_boxing_object::create(T_LONG, &p, CHECK_NULL);} while(0)
#define BOXED_DOUBLE(name, value) oop name; do { jvalue p; p.d = (jdouble) (value); name = java_lang_boxing_object::create(T_DOUBLE, &p, CHECK_NULL);} while(0)
@ -211,8 +245,9 @@ C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
CompilerToVM::Data::initialize();
VMField::klass()->initialize(thread);
VMFlag::klass()->initialize(thread);
VMField::klass()->initialize(CHECK_NULL);
VMFlag::klass()->initialize(CHECK_NULL);
VMIntrinsicMethod::klass()->initialize(CHECK_NULL);
int len = JVMCIVMStructs::localHotSpotVMStructs_count();
objArrayHandle vmFields = oopFactory::new_objArray(VMField::klass(), len, CHECK_NULL);
@ -220,7 +255,7 @@ C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
VMStructEntry vmField = JVMCIVMStructs::localHotSpotVMStructs[i];
instanceHandle vmFieldObj = InstanceKlass::cast(VMField::klass())->allocate_instance_handle(CHECK_NULL);
size_t name_buf_len = strlen(vmField.typeName) + strlen(vmField.fieldName) + 2 /* "::" */;
char* name_buf = NEW_RESOURCE_ARRAY(char, name_buf_len + 1);
char* name_buf = NEW_RESOURCE_ARRAY_IN_THREAD(THREAD, char, name_buf_len + 1);
sprintf(name_buf, "%s::%s", vmField.typeName, vmField.fieldName);
Handle name = java_lang_String::create_from_str(name_buf, CHECK_NULL);
Handle type = java_lang_String::create_from_str(vmField.typeString, CHECK_NULL);
@ -338,12 +373,15 @@ C2V_VMENTRY(jobjectArray, readConfiguration, (JNIEnv *env))
vmFlags->obj_at_put(i, vmFlagObj());
}
objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 5, CHECK_NULL);
objArrayHandle vmIntrinsics = CompilerToVM::initialize_intrinsics(CHECK_NULL);
objArrayOop data = oopFactory::new_objArray(SystemDictionary::Object_klass(), 6, CHECK_NULL);
data->obj_at_put(0, vmFields());
data->obj_at_put(1, vmTypes());
data->obj_at_put(2, vmConstants());
data->obj_at_put(3, vmAddresses());
data->obj_at_put(4, vmFlags());
data->obj_at_put(5, vmIntrinsics());
return (jobjectArray) JNIHandles::make_local(THREAD, data);
#undef BOXED_LONG