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PPC: Add assert() and type() fast functions.

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This commit is contained in:
Mike Pall 2010-10-05 01:39:48 +02:00
parent ddae887878
commit 8b096c5d08
1 changed files with 31 additions and 2 deletions
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33
src/buildvm_ppc.dasc
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@ -913,10 +913,39 @@ static void build_subroutines(BuildCtx *ctx)
|//-- Base library: checks -----------------------------------------------
|
|.ffunc assert
| NYI
| cmplwi NARGS8:RC, 8
| evldd TMP0, 0(BASE)
| blt ->fff_fallback
| evaddw TMP1, TISNIL, TISNIL // Synthesize LJ_TFALSE.
| la RA, -8(BASE)
| evcmpltu cr1, TMP0, TMP1
| lwz PC, FRAME_PC(BASE)
| bge cr1, ->fff_fallback
| evstdd TMP0, 0(RA)
| addi RD, NARGS8:RC, 8 // Compute (nresults+1)*8.
| beq ->fff_res // Done if exactly 1 argument.
| li TMP1, 8
| subi RC, RC, 8
|1:
| cmplw TMP1, RC
| evlddx TMP0, BASE, TMP1
| evstddx TMP0, RA, TMP1
| addi TMP1, TMP1, 8
| bne <1
| b ->fff_res
|
|.ffunc type
| NYI
| cmplwi NARGS8:RC, 8
| lwz CARG1, 0(BASE)
| blt ->fff_fallback
| li TMP2, ~LJ_TNUMX
| cmplw CARG1, TISNUM
| not TMP1, CARG1
| isellt TMP1, TMP2, TMP1
| slwi TMP1, TMP1, 3
| la TMP2, CFUNC:RB->upvalue
| evlddx STR:CRET1, TMP2, TMP1
| b ->fff_restv
|
|//-- Base library: getters and setters ---------------------------------
|