Reviewed-by: andrew, ihse, martin

--HG--
extra : amend_source : fc2cd10acf61adc05a2abb8e8de2d6cd37b1cf70

Summary: Prepare Zero build for backport of JDK-8062808.
Reviewed-by: sgehwolf

Reviewed-by: clanger, andrew

Summary: Compile with -O3 and relevant C flags as for fdlibm.
Reviewed-by: andrew

Reviewed-by: erikj, dholmes

Summary: Remove Linux kernel version check as very unlikely a kernel older than 2.4 will be used.
Reviewed-by: erikj

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

Reviewed-by: erikj

Reviewed-by: tbell

Summary: Only produce those files if STRIP_POLICY != no_strip
Reviewed-by: erikj

Summary: Only add .gnu_debuglink sections when there is some stripping done.
Reviewed-by: erikj, dholmes

Reviewed-by: dholmes, erikj

Reviewed-by: dholmes, erikj

8073139: PPC64: User-visible arch directory and os.arch value on ppc64le cause issues with Java tooling
Reviewed-by: erikj, goetz, dholmes

Reviewed-by: erikj

Summary: Generate debug info for assembler files as needed.
Reviewed-by: erikj

Reviewed-by: tbell

Reviewed-by: tbell

Reviewed-by: dsamersoff, erikj

Reviewed-by: ihse, mikael, brutisso

Reviewed-by: ihse, mikael, brutisso

Reviewed-by: tbell, mikael

Reviewed-by: tbell, mikael

Reviewed-by: asaha

Reviewed-by: dcubed, mikael

Reviewed-by: dcubed, mikael

Reviewed-by: dholmes, dcubed

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: katleman

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: katleman

Reviewed-by: dholmes

Reviewed-by: dholmes

Reviewed-by: asaha

Reviewed-by: dholmes