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PPC: Add metamethod handlers for call instructions.

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This commit is contained in:
Mike Pall 2010-09-11 01:46:11 +02:00
parent daafc0b2a2
commit e15e4c4d95
1 changed files with 23 additions and 5 deletions
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28
src/buildvm_ppc.dasc
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@ -573,14 +573,32 @@ static void build_subroutines(BuildCtx *ctx)
| |
|//-- Call metamethod ---------------------------------------------------- |//-- Call metamethod ----------------------------------------------------
| |
|->vmeta_call_ra:
| NYI
|
|->vmeta_call: // Resolve and call __call metamethod. |->vmeta_call: // Resolve and call __call metamethod.
| NYI | // TMP2 = old base, BASE = new base, RC = nargs*8
| mr CARG1, L
| stw TMP2, L->base // This is the callers base!
| subi CARG2, BASE, 8
| stw PC, SAVE_PC
| add CARG3, BASE, RC
| mr SAVE0, NARGS8:RC
| bl extern lj_meta_call // (lua_State *L, TValue *func, TValue *top)
| lwz LFUNC:RB, FRAME_FUNC(BASE) // Guaranteed to be a function here.
| addi NARGS8:RC, SAVE0, 8 // Got one more argument now.
| ins_call
| |
|->vmeta_callt: // Resolve __call for BC_CALLT. |->vmeta_callt: // Resolve __call for BC_CALLT.
| NYI | // BASE = old base, RA = new base, RC = nargs*8
| mr CARG1, L
| stw BASE, L->base
| subi CARG2, RA, 8
| stw PC, SAVE_PC
| add CARG3, RA, RC
| mr SAVE0, NARGS8:RC
| bl extern lj_meta_call // (lua_State *L, TValue *func, TValue *top)
| lwz TMP1, FRAME_PC(BASE)
| addi NARGS8:RC, SAVE0, 8 // Got one more argument now.
| lwz LFUNC:RB, FRAME_FUNC(BASE) // Guaranteed to be a function here.
| b ->BC_CALLT_Z
| |
|//-- Argument coercion for 'for' statement ------------------------------ |//-- Argument coercion for 'for' statement ------------------------------
| |