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Implement KNIL and CALLMT.

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This commit is contained in:
Michael Munday 2016-12-28 17:53:38 -05:00
parent 2584c6d5a8
commit 230a4aa424
1 changed files with 19 additions and 4 deletions
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23
src/vm_s390x.dasc
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@ -2109,9 +2109,23 @@ static void build_ins(BuildCtx *ctx, BCOp op, int defop)
| ins_next
break;
case BC_KNIL:
| stg r0, 0(r0)
| stg r0, 0(r0)
| ins_AD // RA = dst_start, RD = dst_end
| sllg RA, RA, 3(r0)
| sllg RD, RD, 3(r0)
| la RA, 8(RA, BASE)
| la RD, 0(RD, BASE)
| lghi RB, LJ_TNIL
| stg RB, -8(RA) // Sets minimum 2 slots.
|1:
| stg RB, 0(RA)
| la RA, 8(RA)
| clgr RA, RD
| jle <1
| ins_next
break;
/* -- Upvalue and function ops ------------------------------------------ */
case BC_UGET:
| ins_AD // RA = dst, RD = upvalue #
| sllg RA, RA, 3(r0)
@ -2639,8 +2653,9 @@ static void build_ins(BuildCtx *ctx, BCOp op, int defop)
break;
case BC_CALLMT:
| stg r0, 0(r0)
| stg r0, 0(r0)
| ins_AD // RA = base, RD = extra_nargs
| a NARGS:RD, SAVE_MULTRES
| // Fall through. Assumes BC_CALLT follows and ins_AD is a no-op.
break;
case BC_CALLT:
| ins_AD // RA = base, RD = nargs+1