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change Ref to a struct

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This commit is contained in:
Quentin Carbonneaux 2015-07-15 12:41:51 -04:00
parent 065565be83
commit 17e48f5221
3 changed files with 34 additions and 26 deletions
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13
lisc/parse.c
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@ -303,7 +303,7 @@ closeblk()
static PState
parseline(PState ps)
{
Ref arg[NPred] = {0};
Ref arg[NPred] = {R};
Blk *blk[NPred];
Phi *phi;
Ref r;
@ -311,7 +311,6 @@ parseline(PState ps)
Blk *b;
int op, i;
assert(arg[0] == R);
do
t = next();
while (t == TNL);
@ -347,7 +346,7 @@ parseline(PState ps)
case TJez:
curb->jmp.type = JJez;
r = parseref();
if (r == R)
if (req(r, R))
err("invalid argument for jez jump");
curb->jmp.arg = r;
expect(TComma);
@ -400,7 +399,7 @@ parseline(PState ps)
blk[i] = findblk(tokval.str);
}
arg[i] = parseref();
if (arg[i] == R)
if (req(arg[i], R))
err("invalid instruction argument");
i++;
t = peek();
@ -475,12 +474,12 @@ parsefn(FILE *f)
static void
printref(Ref r, Fn *fn, FILE *f)
{
switch (r&RMask) {
switch (r.type) {
case RSym:
fprintf(f, "%%%s", fn->sym[r>>RShift].name);
fprintf(f, "%%%s", fn->sym[r.val].name);
break;
case RConst:
fprintf(f, "%d", r>>RShift);
fprintf(f, "%d", r.val);
break;
}
}