archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-27 06:45:07 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

6791178: Specialize for zero as the compressed oop vm heap base

Browse source 
Use zero based compressed oops if java heap is below 32gb and unscaled compressed oops if java heap is below 4gb.

Reviewed-by: never, twisti, jcoomes, coleenp
This commit is contained in:
Vladimir Kozlov 2009-03-12 10:37:46 -07:00
parent 66cecec230
commit 69f9ddee90
45 changed files with 1072 additions and 220 deletions
Download patch file Download diff file Expand all files Collapse all files

4
hotspot/src/os/solaris/dtrace/generateJvmOffsets.cpp
View file

@ -249,6 +249,10 @@ int generateJvmOffsets(GEN_variant gen_variant) {
printf("\n");
GEN_OFFS(NarrowOopStruct, _base);
GEN_OFFS(NarrowOopStruct, _shift);
printf("\n");
GEN_VALUE(SIZE_HeapBlockHeader, sizeof(HeapBlock::Header));
GEN_SIZE(oopDesc);
GEN_SIZE(constantPoolOopDesc);