comparison: lvm.js
lvm.js
- changeset 102
- 7bf985fd9e03
- parent 101
- f1247747f025
- child 103
- 5a0db53fc898
equal
deleted
inserted
replaced
| 101:f1247747f025 | 102:7bf985fd9e03 |
|---|---|
| 23 var OP_TESTSET = 27; | 23 var OP_TESTSET = 27; |
| 24 var OP_CALL = 28; | 24 var OP_CALL = 28; |
| 25 var OP_RETURN = 30; | 25 var OP_RETURN = 30; |
| 26 var OP_FORLOOP = 31; | 26 var OP_FORLOOP = 31; |
| 27 var OP_FORPREP = 32; | 27 var OP_FORPREP = 32; |
| 28 var OP_TFORLOOP = 33; | |
| 28 var OP_CLOSURE = 36; | 29 var OP_CLOSURE = 36; |
| 29 | 30 |
| 30 var debugMode = false; | 31 var debugMode = false; |
| 31 | 32 |
| 32 function LValue(vm, type, value) | 33 function LValue(vm, type, value) |
| 553 { | 554 { |
| 554 frame.pc += INS_sBx(instruction); | 555 frame.pc += INS_sBx(instruction); |
| 555 frame.reg[A+3].value = RA.value; | 556 frame.reg[A+3].value = RA.value; |
| 556 } | 557 } |
| 557 break; | 558 break; |
| 559 case OP_TFORLOOP: | |
| 560 var A = INS_A(instruction); | |
| 561 var C = INS_C(instruction); | |
| 562 var f = frame.reg[A].precall(); // Iterator function | |
| 563 var rets = this.call(f, [frame.reg[A+1], frame.reg[A+2]]); | |
| 564 frame.reg.length = A+3; | |
| 565 for(var i = 0; i<C; i++) | |
| 566 frame.reg[A+3+i] = rets[i]; | |
| 567 if(frame.reg[A+3].type != "nil") | |
| 568 frame.reg[A+2] = frame.reg[A+3]; | |
| 569 else | |
| 570 frame.pc++; // Skip JMP to start | |
| 571 continue; | |
| 558 case OP_TEST: | 572 case OP_TEST: |
| 559 var RA = frame.reg[INS_A(instruction)]; | 573 var RA = frame.reg[INS_A(instruction)]; |
| 560 var RA_bool = RA.type == "nil" || (RA.type == "boolean" && RA.value == false); | 574 var RA_bool = RA.type == "nil" || (RA.type == "boolean" && RA.value == false); |
| 561 if(RA_bool == (INS_C(instruction)!=0)) | 575 if(RA_bool == (INS_C(instruction)!=0)) |
| 562 frame.pc++; | 576 frame.pc++; |
