RFR: JDK-8072101 Support linux_x86 build

[Jen Dority]

Can the "-m32" info be captured in comments in the Makefile?

Also TARGET_CPU_LEGACY_LIB should be i386. That should be capture in the 
comments as well.

Code changes look fine.

Jen

On 2/2/2015 10:18 AM, Sergey Nazarkin wrote:
> issue: https://bugs.openjdk.java.net/browse/JDK-8072101
> review: http://cr.openjdk.java.net/~snazarki/8072101/
>
> The fix just allow to put platform binaries into correct named folder. 
> No code/script is necessary but x64 host must provide additional key 
> (-m32) at TARGET_C_FLAGS/TARGET_CXX_FLAGS/TARGET_LD_FLAGS to generate 
> correct code.
> ARM is left as default build target.
>