RFR(L): 8008407: remove SPARC V8 support

[Morris Meyer]

I removed these things accordingly - and got failure on JPRT.

I left the v9_dep changes in as a marker to the future instructions that 
need to be removed.

         --mm


JPRT - 
http://prt-web.us.oracle.com//archive/2013/06/2013-06-01-172500.mameyer.8008407//JobStatus.txt

WEBREV - http://cr.openjdk.java.net/~morris/8008407.02

On 5/31/13 5:57 PM, Christian Thalinger wrote:
> src/cpu/sparc/vm/assembler_sparc.hpp:
>
> Can you also remove these:
>
> v9_only, v9_dep, and (if possible) v8_no_cc.
>
> src/cpu/sparc/vm/macroAssembler_sparc.cpp:
>
> Also remove these (now useless) wrappers:
>
>   void MacroAssembler::mult(Register s1, Register s2, Register d) {
>   void MacroAssembler::mult(Register s1, int simm13a, Register d) {
>
> src/cpu/sparc/vm/macroAssembler_sparc.inline.hpp:
>
> Could you also get rid of get_pc like in my changes for 8007415:
>
> 1) src/cpu/sparc/vm/macroAssembler_sparc.cpp:
>
> -  inc(L4, get_pc(L4) + 2 * BytesPerInstWord); // skip getpc() code + inc + st_ptr to point L4 at call
> +  rdpc(L4);
> +  inc(L4, 3 * BytesPerInstWord); // skip rdpc + inc + st_ptr to point L4 at call
>
> 2) src/cpu/sparc/vm/sparc.ad:
>
> -    __ get_pc(L2);
> +    __ rdpc(L2);
>
> src/os_cpu/solaris_sparc/vm/atomic_solaris_sparc.inline.hpp:
>
> Since _Atomic_move_long_v8 is not used anymore you can removed it from:
>
> src/os_cpu/solaris_sparc/vm/solaris_sparc.il
>
> -- Chris
>
> On May 31, 2013, at 12:50 PM, Morris Meyer <morris.meyer at oracle.com> wrote:
>
>> Could I get a review for this issue?
>>
>> This patch is based on work originally by Christian Thalinger with several chunks of V8 removal from me.  There are a few V8 instructions left - LDD, STD, CASA and a few others.  Follow on bugs will be assigned to rework each specific instruction.
>>
>> These changes have been tested with the vm regression suite and JPRT.
>>
>> Thanks in advance.
>>
>>         --morris
>>
>> WEBREV - http://cr.openjdk.java.net/~morris/8008407.01
>> BUG - https://jbs.oracle.com/bugs/browse/JDK-8008407
>>
>>