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8189871: Refactor GC barriers to use declarative semantics

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Reviewed-by: pliden, rkennke, coleenp, dholmes, kbarrett, stefank
This commit is contained in:
Erik Österlund 2017-11-20 13:07:44 +01:00
parent 63122ba705
commit 3e5e2f03b1
45 changed files with 3458 additions and 806 deletions
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18
src/hotspot/share/jvmci/jvmciJavaClasses.hpp
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@ -25,6 +25,7 @@
#define SHARE_VM_JVMCI_JVMCIJAVACLASSES_HPP
#include "classfile/systemDictionary.hpp"
#include "oops/access.inline.hpp"
#include "oops/instanceMirrorKlass.hpp"
#include "oops/oop.inline.hpp"
@ -351,22 +352,15 @@ class name : AllStatic {
assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
InstanceKlass* ik = klassName::klass(); \
address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
if (UseCompressedOops) { \
return (type) oopDesc::load_decode_heap_oop((narrowOop *)addr); \
} else { \
return (type) oopDesc::load_decode_heap_oop((oop*)addr); \
} \
oop result = HeapAccess<>::oop_load((HeapWord*)addr); \
return type(result); \
} \
static void set_##name(type x) { \
assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
assert(klassName::klass() != NULL, "Class not yet loaded: " #klassName); \
InstanceKlass* ik = klassName::klass(); \
address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
if (UseCompressedOops) { \
oop_store((narrowOop *)addr, x); \
} else { \
oop_store((oop*)addr, x); \
} \
HeapAccess<>::oop_store((HeapWord*)addr, x); \
}
#define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename) \
static int _##name##_offset; \
@ -374,13 +368,13 @@ class name : AllStatic {
assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
InstanceKlass* ik = klassName::klass(); \
address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
return *((jtypename *)addr); \
return HeapAccess<>::load((jtypename*)addr); \
} \
static void set_##name(jtypename x) { \
assert(klassName::klass() != NULL && klassName::klass()->is_linked(), "Class not yet linked: " #klassName); \
InstanceKlass* ik = klassName::klass(); \
address addr = ik->static_field_addr(_##name##_offset - InstanceMirrorKlass::offset_of_static_fields()); \
*((jtypename *)addr) = x; \
HeapAccess<>::store((jtypename*)addr, x); \
}
#define STATIC_INT_FIELD(klassName, name) STATIC_PRIMITIVE_FIELD(klassName, name, jint)