KSP/njvm
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fixed some mistakes

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This commit is contained in:
nilspolek 2024-01-23 17:18:54 +01:00
parent e8b4062331
commit c174108e09
3 changed files with 14 additions and 11 deletions
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8
njvm.c
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@ -243,16 +243,16 @@ void execute(struct program program) {
break; break;
case NEW: case NEW:
if (debug == 1) printf("new"); if (debug == 1) printf("new");
push(stack, newRecord(SIGN_EXTEND(IMMEDIATE(program.program[i])))) push(stack, stackSlotWithObjRef(newRecord(SIGN_EXTEND(IMMEDIATE(program.program[i])))));
break; break;
case GETF: case GETF:
if (debug == 1) printf("getf"); if (debug == 1) printf("getf");
push(stack, getField(pop(stack), SIGN_EXTEND(IMMEDIATE(program.program[i])))) push(stack, stackSlotWithObjRef(getField(pop(stack).u.objRef,SIGN_EXTEND(IMMEDIATE(program.program[i])))));
break; break;
case PUTF: case PUTF:
if (debug == 1) printf("putf"); if (debug == 1) printf("putf");
tempObj = pop(stack) tempObj = pop(stack).u.objRef;
setField(pop(stack), SIGN_EXTEND(IMMEDIATE(program.program[i])),tempObj) setField(pop(stack).u.objRef, SIGN_EXTEND(IMMEDIATE(program.program[i])),tempObj);
break; break;
} }
} }

BIN
njvm.o
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17
record.c
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@ -7,19 +7,22 @@
#include "instruktion.c" #include "instruktion.c"
ObjRef newRecord(int size){ ObjRef newRecord(int size){
ObjRef record; ObjRef record;
if((record = malloc(*record + size * sizeof(void *)))== NULL){ unsigned int objSize;
perror("malloc") objSize = sizeof(*record) + (size * sizeof(void *));
if((record = malloc(objSize))== NULL){
perror("malloc");
} }
record->size = MSB & size; record->size = MSB & size;
for(int i = 0; i < size; i++) { for(int i = 0; i < size; i++) {
GET_REFS_PTR(record)[i] = malloc(8) GET_REFS_PTR(record)[i] = malloc(8);
} }
return record;
} }
ObjRef getField(ObjRef array, int point){ ObjRef getField(ObjRef arr, int point){
return *(ObjRef *)GET_REFS_PTR(array)[point]->data return *(ObjRef *)GET_REFS_PTR(arr)[point]->data;
} }
setField(ObjRef array, int point, ObjRef value){ void setField(ObjRef arr, int point, ObjRef value){
(ObjRef *)GET_REFS_PTR(array)[point]->data = value * (ObjRef *)GET_REFS_PTR(arr)[point]->data = value;
} }
#endif #endif