KSP/njvm
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fix jump not working right

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This commit is contained in:
Elias Bennour 2023-12-09 22:10:02 +01:00
parent 27400289f5
commit 55af679c39
1 changed files with 3 additions and 3 deletions
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6
njvm.c
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@ -150,7 +150,7 @@ void execute(struct program program) {
if (debug == 1) printf("brf: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i]))); if (debug == 1) printf("brf: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
if (debug == 1) printf("pop: %i\n", peek(stack, 1)); if (debug == 1) printf("pop: %i\n", peek(stack, 1));
if (pop(stack) == 0) { if (pop(stack) == 0) {
i = SIGN_EXTEND(IMMEDIATE(program.program[i])); i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
if (debug == 1) printf("new i: %i\n", i); if (debug == 1) printf("new i: %i\n", i);
} }
break; break;
@ -158,12 +158,12 @@ void execute(struct program program) {
if (debug == 1) printf("brt: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i]))); if (debug == 1) printf("brt: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
if (debug == 1) printf("pop: %i\n", peek(stack, 1)); if (debug == 1) printf("pop: %i\n", peek(stack, 1));
if (pop(stack) == 1) { if (pop(stack) == 1) {
i = SIGN_EXTEND(IMMEDIATE(program.program[i])); i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
if (debug == 1) printf("new i: %i\n", i); if (debug == 1) printf("new i: %i\n", i);
} }
case JMP: case JMP:
if (debug == 1) printf("jmp: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i]))); if (debug == 1) printf("jmp: %i\n", SIGN_EXTEND(IMMEDIATE(program.program[i])));
i = SIGN_EXTEND(IMMEDIATE(program.program[i])); i = SIGN_EXTEND(IMMEDIATE(program.program[i])) - 1;
if (debug == 1) printf("new i: %i\n", i); if (debug == 1) printf("new i: %i\n", i);
break; break;
} }