Reviewed-by: coleenp

Summary: gcc expects clean 32 bit int in 64 bit register on function entry
Reviewed-by: kvn, dlong

Reviewed-by: kvn, jrose, kevinw, ahgross

8149367: PolicyQualifierInfo/index_Ctor JCk test fails with IOE: Invalid encoding for PolicyQualifierInfo
Summary: fix incorrect code
Reviewed-by: kvn, coleenp

Reviewed-by: coffeys
Contributed-by: NAlexander Vorobyev <alexander.vorobyev@oracle.com>

Summary: Arguments coming from native should be converted to 0=false, 1-255=true
Reviewed-by: coleenp

Reviewed-by: coleenp

Summary: Implement remembered sets verification for G1 with option VerifyRememberedSets
Reviewed-by: jmasa, mgerdin

Reviewed-by: tschatzl, mchernov