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8058259: compute_offset() is confusing for static fields

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Remove most hard-coded offsets, have compute_offset function that takes a string and creates a TempNewSymbol, have static_field_addr() not add in InstanceMirrorKlass::offset_of_static_fields, ie use offset from find_field

Reviewed-by: kbarrett, sspitsyn
This commit is contained in:
Coleen Phillimore 2018-01-08 09:46:31 -05:00
parent 8f739404a7
commit ebd77628a4
9 changed files with 210 additions and 446 deletions
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10
src/hotspot/share/jvmci/jvmciJavaClasses.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -351,7 +351,7 @@ class name : AllStatic {
static type name() { \
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()); \
address addr = ik->static_field_addr(_##name##_offset); \
oop result = HeapAccess<>::oop_load((HeapWord*)addr); \
return type(result); \
} \
@ -359,7 +359,7 @@ class name : AllStatic {
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()); \
address addr = ik->static_field_addr(_##name##_offset); \
HeapAccess<>::oop_store((HeapWord*)addr, x); \
}
#define STATIC_PRIMITIVE_FIELD(klassName, name, jtypename) \
@ -367,13 +367,13 @@ class name : AllStatic {
static jtypename name() { \
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()); \
address addr = ik->static_field_addr(_##name##_offset); \
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()); \
address addr = ik->static_field_addr(_##name##_offset); \
HeapAccess<>::store((jtypename*)addr, x); \
}