47 lines
1.0 KiB
C
47 lines
1.0 KiB
C
#include <stdlib.h>
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#include "compiler-util.h"
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LINE* opvarraw(SCOPE* s, char* op, VAR* v) {
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char* tokens[] = { op, v->memsegment, itoa(v->index) };
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LINE* ln = mksimpleln(tokens, strcount(tokens));
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free(tokens[2]);
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return ln;
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}
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LINE* pushvarraw(SCOPE* s, VAR* v) {
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return opvarraw(s, "push", v);
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}
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LINE* pushvar(SCOPE* s, DEBUGINFO* d, const char* name) {
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return opvarraw(s, "push", getvarmustexist(s, d, name));
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}
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LINE* popvar(SCOPE* s, DEBUGINFO* d, const char* name) {
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return opvarraw(s, "pop", getvarmustexist(s, d, name));
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}
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LINE* poptemp() {
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char* poptemp[] = { "pop", "temp", "0" };
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return mksimpleln(poptemp, strcount(poptemp));
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}
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LINE* popthatadd() {
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char* popthatadd[] = { "pop", "pointer", "1" };
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return mksimpleln(popthatadd, strcount(popthatadd));
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}
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LINE* onetoken(char* str) {
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LINE* ln = mkline(1);
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addtoken(ln, ezheapstr(str));
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ln->next = NULL;
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return ln;
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}
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LINE* mksimpleln(char** tokens, int count) {
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LINE* ln = mkline(count);
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for(int i = 0; i < count; i++)
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addtoken(ln, ezheapstr(tokens[i]));
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ln->next = NULL;
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return ln;
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}
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