Summary: Fix some integer overflows
Reviewed-by: jrose, kvn, kbarrett, adinn, iklam

Summary: Remove the corresponding @requires line
Reviewed-by: tschatzl

Summary: Memory pools can now be optional collection participants, e.g., G1 Old Gen in an incremental collection.
Reviewed-by: tschatzl, jcbeyler, andrew

Summary: Pass the empty string instead of NULL for safer strcmp usage
Reviewed-by: andrew
Contributed-by: NSiddhesh Poyarekar <siddhesh@gotplt.org>

Reviewed-by: kbarrett, vlivanov

Summary: Create separate launchers for clhsdb and hsdb since JDK 8 uses separate launchers for SA tools
Reviewed-by: kevinw, andrew

8208480: Test failure: assert(is_bound() || is_unused()) after JDK-8206075 in C1
Summary: Combine unbound Label assertion checking backports
Reviewed-by: andrew, coffeys

Reviewed-by: mdoerr
Contributed-by: NGustavo Serra Scalet <gustavo.scalet@eldorado.org.br>

Reviewed-by: erikj, akasko

Reviewed-by: erikj, jcbeyler

Reviewed-by: dholmes, dcubed, coleenp, kvn

Reviewed-by: dholmes

Summary: Introduce alignment-safe Copy::conjoint_swap and JVM_CopySwapMemory
Reviewed-by: mikael, dholmes

Summary: define method's empty body in 32-bit VM.
Reviewed-by: coleenp

Reviewed-by: brutisso

Reviewed-by: erikj

Summary: Correction of failed backport of JDK-8211394 via JDK-8212696.
Reviewed-by: dholmes, coffeys

Reviewed-by: neliasso, kvn

Reviewed-by: kvn

Reviewed-by: dholmes, jcbeyler

Reviewed-by: dbuck

Summary: Backport from JDK12
Reviewed-by: dholmes

Summary: Backport from JDK9
Reviewed-by: dholmes, coffeys

8172850: Anti-dependency on membar causes crash in register allocator due to invalid instruction scheduling
Summary: Regression test and additional asserts. The problem is fixed by 8087341.
Reviewed-by: kvn

Reviewed-by: kvn

Summary: Replace shell script with Java-only code
Reviewed-by: kvn, iignatyev