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astgen: implement typeof

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Timon Kruiper 2021-03-23 12:19:14 +01:00 committed by Andrew Kelley
parent 99cf9f8bf1
commit 7194baed66
1 changed files with 13 additions and 3 deletions
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16
src/astgen.zig
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@ -3283,18 +3283,28 @@ fn typeOf(
node: ast.Node.Index,
params: []const ast.Node.Index,
) InnerError!zir.Inst.Ref {
if (true) @panic("TODO update for zir-memory-layout");
if (params.len < 1) {
return mod.failTok(scope, builtin_token, "expected at least 1 argument, found 0", .{});
}
const gz = scope.getGenZir();
if (params.len == 1) {
return rvalue(mod, scope, rl, try addZIRUnOp(mod, scope, src, .typeof, try expr(mod, scope, .none, params[0])));
return rvalue(
mod,
scope,
rl,
try gz.addUnTok(.typeof, try expr(mod, scope, .none, params[0]), node),
node,
);
}
const arena = scope.arena();
var items = try arena.alloc(zir.Inst.Ref, params.len);
for (params) |param, param_i|
items[param_i] = try expr(mod, scope, .none, param);
return rvalue(mod, scope, rl, try addZIRInst(mod, scope, src, zir.Inst.TypeOfPeer, .{ .items = items }, .{}));
const result = try gz.addPlNode(.typeof_peer, node, zir.Inst.MultiOp{ .operands_len = @intCast(u32, params.len) });
try gz.zir_code.extra.appendSlice(gz.zir_code.gpa, items);
return rvalue(mod, scope, rl, result, node);
}
fn builtinCall(