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-rw-r--r--tests/programs/meta.zc53
1 files changed, 28 insertions, 25 deletions
diff --git a/tests/programs/meta.zc b/tests/programs/meta.zc
index 6afdf36..57c5d5a 100644
--- a/tests/programs/meta.zc
+++ b/tests/programs/meta.zc
@@ -1,43 +1,46 @@
+namespace;
+include rt, run;
+
fn ipow(a, b) { let r = 1; while (b > 0) { r *= a; b--; } return r; }
// a parse word that adds an operator to the compiler's tables
-immediate fn pow_op() { next(); add_binop("**", 11, "ipow c"); return 0; }
+immediate fn pow_op() { run.next(); run.add_binop("**", 11, "ipow c"); return 0; }
pow_op
// unless (cond) stmt: a parse word that emits code itself
immediate fn unless() {
let a;
- next();
- expect(intern("(")); rval(); plainuse(expr()); rval(); expect(intern(")"));
- emitseq(useq[0], ulen[0]); // not
- a = hole(); op(O_JZ); // skip the body when the condition was true
- substmt();
- setlit(a, here);
+ run.next();
+ run.expect(run.intern("(")); run.rval(); run.plainuse(run.expr()); run.rval(); run.expect(run.intern(")"));
+ run.emitseq(run.useq[0], run.ulen[0]); // not
+ a = run.hole(); run.op(run.O_JZ); // skip the body when the condition was true
+ run.substmt();
+ run.setlit(a, run.here);
return 0;
}
// repeat N { body }: a macro, built from token lists
immediate fn repeat() {
let n, body, i = 0;
- next(); n = tv; next();
- body = grab();
- while (i < n) { feed(qdup(body)); i++; }
- free(d*body);
+ run.next(); n = run.tv; run.next();
+ body = run.grab();
+ while (i < n) { run.feed(run.qdup(body)); i++; }
+ rt.free(d*body);
return 0;
}
fn main() {
- put_n(2 ** 10); put_c(' '); put_n(3 + 2 ** 3 * 2); put_c(10);
- unless (1 > 2) put_s("unless ok\n");
- unless (2 > 1) put_s("wrong\n");
- repeat 3 { put_c('r'); }
- put_c(10);
- let q = quote { put_n(40 + 2); put_c(10); return 7; };
- put_n(q[0]); put_c(' ');
- put_n(eval(q)); put_c(10);
- let f = compile(q);
- put_n(f()); put_c(10);
- free(d*q);
+ rt.put_n(2 ** 10); rt.put_c(' '); rt.put_n(3 + 2 ** 3 * 2); rt.put_c(10);
+ unless (1 > 2) rt.put_s("unless ok\n");
+ unless (2 > 1) rt.put_s("wrong\n");
+ repeat 3 { rt.put_c('r'); }
+ rt.put_c(10);
+ let q = quote { rt.put_n(40 + 2); rt.put_c(10); return 7; };
+ rt.put_n(q[0]); rt.put_c(' ');
+ rt.put_n(run.eval(q)); rt.put_c(10);
+ let f = run.compile(q);
+ rt.put_n(f()); rt.put_c(10);
+ rt.free(d*q);
let defs = quote { fn sq(x) { return x * x; } };
- load(defs);
- free(d*defs);
- put_n(evals("return sq(12);")); put_c(10);
+ run.load(defs);
+ rt.free(d*defs);
+ rt.put_n(run.evals("return sq(12);")); rt.put_c(10);
return 0;
}