Summary: Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.
Reviewed-by: never, kvn

Summary: I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never

Summary: Add checks for DecodeN nodes into AutoBox elimination code.
Reviewed-by: never

Reviewed-by: jrose, kvn

Summary: Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.
Reviewed-by: phh, kvn

Reviewed-by: kvn

Summary: Inline biased locking code in C2 ideal graph during macro nodes expansion
Reviewed-by: never

Summary: insert CastII nodes to narrow type of load_array_length() node
Reviewed-by: never, kvn

Summary: The result of step_through_mergemem() and remove_dead_region() is not checked in some cases.
Reviewed-by: never

Summary: fixed few addP node type and narrow oop type problems.
Reviewed-by: rasbold, never

Summary: Escape Analysis fixes.
Reviewed-by: never, rasbold

Summary: Add missing _instance_id settings and other EA fixes.
Reviewed-by: rasbold

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: Set instance_id to InstanceBot for InstPtr->meet(AryPtr) when types are not related.
Reviewed-by: jrose, never

Summary: Remove DecodeNNode::decode() and EncodePNode::encode() methods.
Reviewed-by: rasbold, never

Summary: Add missed checks for TOP and missed checks for non-dominating cases
Reviewed-by: rasbold, jrose, never

Summary: Intrinsify java/util/Arrays.equals(char[], char[])
Reviewed-by: kvn, never

Summary: Generate addresses and implicit null checks with narrow oops to avoid decoding.
Reviewed-by: jrose, never

6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions
Summary: Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.
Reviewed-by: never, rasbold

Summary: fix several problems in C2 related to Escape Analysis and Compressed Oops.
Reviewed-by: never, jrose

Summary: The method Node::dominates loops in the dead code which does not have a Region node.
Reviewed-by: jrose, never

Summary: 64-bits VM crashes with -XX:+AggresiveOpts (Escape Analysis + Compressed Oops)
Reviewed-by: never, sgoldman

Summary: Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().
Reviewed-by: jrose, sgoldman

Summary: Optimization in CmpPNode::sub() removed the valid compare instruction because of false positive answer from detect_dominating_control().
Reviewed-by: jrose, sgoldman

Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

Summary: missing check in LoadNode::Ideal() causes infinite generation of a value Phi.
Reviewed-by: jrose, never

Summary: EA gives opportunite to do more aggressive memory optimizations.
Reviewed-by: never, jrose

Summary: ClearArrayNode::Identity should use TypeX instead of TypeInt
Reviewed-by: jrose, kvn, sgoldman

Summary: Avoid an infinite generation of instance's field values Phi nodes.
Reviewed-by: never

Summary: C2 crashed in StoreCMNode::Value because n->in(MemNode::OopStore) is 0.
Reviewed-by: rasbold, never

Summary: this optimization causes problems (sizes of Load and Store nodes do not match) for objects initialization code and Escape Analysis
Reviewed-by: jrose, never

Summary: T_ADDRESS size is defined as 'int' size (4 bytes) but C2 use it for raw pointers and as memory type for StoreP and LoadP nodes.
Reviewed-by: jrose

Reviewed-by: kvn, rasbold