11 lines
272 B
C
11 lines
272 B
C
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case OP_SWAP: {
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if (vm->sp < 1) {
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fprintf(stderr, "Runtime error: stack underflow for SWAP\n");
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exit(1);
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}
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Value a = vm->stack[vm->sp];
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Value b = vm->stack[vm->sp - 1];
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vm->stack[vm->sp] = b;
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vm->stack[vm->sp - 1] = a;
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break;
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}
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