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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes

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Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
This commit is contained in:
Coleen Phillimore 2008-04-13 17:43:42 -04:00
parent 680ecf1611
commit 4a831d45f0
273 changed files with 6585 additions and 2993 deletions
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5
hotspot/src/share/vm/interpreter/interpreterRuntime.hpp
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@ -35,7 +35,10 @@ class InterpreterRuntime: AllStatic {
static methodOop method(JavaThread *thread) { return last_frame(thread).interpreter_frame_method(); }
static address bcp(JavaThread *thread) { return last_frame(thread).interpreter_frame_bcp(); }
static void set_bcp_and_mdp(address bcp, JavaThread*thread);
static Bytecodes::Code code(JavaThread *thread) { return Bytecodes::code_at(bcp(thread)); }
static Bytecodes::Code code(JavaThread *thread) {
// pass method to avoid calling unsafe bcp_to_method (partial fix 4926272)
return Bytecodes::code_at(bcp(thread), method(thread));
}
static bool already_resolved(JavaThread *thread) { return cache_entry(thread)->is_resolved(code(thread)); }
static int one_byte_index(JavaThread *thread) { return bcp(thread)[1]; }
static int two_byte_index(JavaThread *thread) { return Bytes::get_Java_u2(bcp(thread) + 1); }