mirror of
https://github.com/ziglang/zig.git
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stage2: add import builtin stub
This commit is contained in:
Vexu
parent
fe117d9961
commit
20ae15917c
@ -2381,6 +2381,11 @@ pub fn analyzeSlice(self: *Module, scope: *Scope, src: usize, array_ptr: *Inst,
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return self.fail(scope, src, "TODO implement analysis of slice", .{});
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}
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pub fn analyzeImport(self: *Module, scope: *Scope, src: usize, target_string: []const u8) InnerError!*Inst {
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// TODO actually try to import
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return self.constType(scope, src, Type.initTag(.empty_struct));
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}
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/// Asserts that lhs and rhs types are both numeric.
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pub fn cmpNumeric(
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self: *Module,
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@ -1973,6 +1973,15 @@ fn bitCast(mod: *Module, scope: *Scope, rl: ResultLoc, call: *ast.Node.BuiltinCa
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}
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}
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fn import(mod: *Module, scope: *Scope, call: *ast.Node.BuiltinCall) InnerError!*zir.Inst {
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try ensureBuiltinParamCount(mod, scope, call, 1);
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const tree = scope.tree();
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const src = tree.token_locs[call.builtin_token].start;
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const params = call.params();
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const target = try expr(mod, scope, .none, params[0]);
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return addZIRUnOp(mod, scope, src, .import, target);
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}
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fn builtinCall(mod: *Module, scope: *Scope, rl: ResultLoc, call: *ast.Node.BuiltinCall) InnerError!*zir.Inst {
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const tree = scope.tree();
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const builtin_name = tree.tokenSlice(call.builtin_token);
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@ -1995,6 +2004,8 @@ fn builtinCall(mod: *Module, scope: *Scope, rl: ResultLoc, call: *ast.Node.Built
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} else if (mem.eql(u8, builtin_name, "@breakpoint")) {
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const src = tree.token_locs[call.builtin_token].start;
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return rlWrap(mod, scope, rl, try addZIRNoOp(mod, scope, src, .breakpoint));
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} else if (mem.eql(u8, builtin_name, "@import")) {
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return rlWrap(mod, scope, rl, try import(mod, scope, call));
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} else {
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return mod.failTok(scope, call.builtin_token, "invalid builtin function: '{}'", .{builtin_name});
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}
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29
src/type.zig
29
src/type.zig
@ -89,6 +89,8 @@ pub const Type = extern union {
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.anyerror_void_error_union, .error_union => return .ErrorUnion,
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.anyframe_T, .@"anyframe" => return .AnyFrame,
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.empty_struct => return .Struct,
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}
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}
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@ -352,6 +354,7 @@ pub const Type = extern union {
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.enum_literal,
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.anyerror_void_error_union,
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.@"anyframe",
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.empty_struct,
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=> unreachable,
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.array_u8_sentinel_0 => return self.copyPayloadShallow(allocator, Payload.Array_u8_Sentinel0),
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@ -505,6 +508,7 @@ pub const Type = extern union {
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.@"null" => return out_stream.writeAll("@Type(.Null)"),
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.@"undefined" => return out_stream.writeAll("@Type(.Undefined)"),
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.empty_struct => return out_stream.writeAll("struct {}"),
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.@"anyframe" => return out_stream.writeAll("anyframe"),
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.anyerror_void_error_union => return out_stream.writeAll("anyerror!void"),
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.const_slice_u8 => return out_stream.writeAll("[]const u8"),
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@ -788,6 +792,7 @@ pub const Type = extern union {
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.@"null",
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.@"undefined",
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.enum_literal,
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.empty_struct,
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=> false,
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};
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}
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@ -910,6 +915,7 @@ pub const Type = extern union {
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.@"null",
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.@"undefined",
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.enum_literal,
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.empty_struct,
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=> unreachable,
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};
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}
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@ -932,6 +938,7 @@ pub const Type = extern union {
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.@"undefined" => unreachable,
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.enum_literal => unreachable,
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.single_const_pointer_to_comptime_int => unreachable,
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.empty_struct => unreachable,
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.u8,
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.i8,
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@ -1107,6 +1114,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.single_const_pointer,
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@ -1181,6 +1189,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.const_slice,
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@ -1252,6 +1261,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.single_const_pointer,
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@ -1332,6 +1342,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.pointer => {
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@ -1407,6 +1418,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.pointer => {
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@ -1524,6 +1536,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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.array => self.cast(Payload.Array).?.elem_type,
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@ -1651,6 +1664,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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.array => self.cast(Payload.Array).?.len,
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@ -1716,6 +1730,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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.single_const_pointer,
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@ -1798,6 +1813,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.int_signed,
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@ -1872,6 +1888,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.int_unsigned,
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@ -1936,6 +1953,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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.int_unsigned => .{ .signed = false, .bits = self.cast(Payload.IntUnsigned).?.bits },
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@ -2018,6 +2036,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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.usize,
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@ -2129,6 +2148,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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};
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}
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@ -2206,6 +2226,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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}
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}
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@ -2282,6 +2303,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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}
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}
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@ -2358,6 +2380,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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};
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}
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@ -2431,6 +2454,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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};
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}
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@ -2504,6 +2528,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> unreachable,
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};
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}
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@ -2577,6 +2602,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> false,
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};
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}
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@ -2636,6 +2662,7 @@ pub const Type = extern union {
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.error_set_single,
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=> return null,
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.empty_struct => return Value.initTag(.empty_struct_value),
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.void => return Value.initTag(.void_value),
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.noreturn => return Value.initTag(.unreachable_value),
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.@"null" => return Value.initTag(.null_value),
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@ -2743,6 +2770,7 @@ pub const Type = extern union {
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.anyerror_void_error_union,
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.error_set,
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.error_set_single,
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.empty_struct,
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=> return false,
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.c_const_pointer,
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@ -2809,6 +2837,7 @@ pub const Type = extern union {
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single_const_pointer_to_comptime_int,
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anyerror_void_error_union,
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@"anyframe",
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empty_struct,
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const_slice_u8, // See last_no_payload_tag below.
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// After this, the tag requires a payload.
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@ -68,6 +68,7 @@ pub const Value = extern union {
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one,
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void_value,
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unreachable_value,
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empty_struct_value,
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empty_array,
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null_value,
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bool_true,
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@ -182,6 +183,7 @@ pub const Value = extern union {
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.null_value,
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.bool_true,
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.bool_false,
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.empty_struct_value,
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=> unreachable,
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.ty => {
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@ -312,6 +314,7 @@ pub const Value = extern union {
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.enum_literal_type => return out_stream.writeAll("@Type(.EnumLiteral)"),
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.anyframe_type => return out_stream.writeAll("anyframe"),
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.empty_struct_value => return out_stream.writeAll("struct {}{}"),
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.null_value => return out_stream.writeAll("null"),
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.undef => return out_stream.writeAll("undefined"),
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.zero => return out_stream.writeAll("0"),
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@ -475,6 +478,7 @@ pub const Value = extern union {
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.float_128,
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.enum_literal,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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};
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}
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@ -543,6 +547,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.undef => unreachable,
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@ -626,6 +631,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.undef => unreachable,
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@ -709,6 +715,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.undef => unreachable,
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@ -820,6 +827,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.zero,
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@ -907,6 +915,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.zero,
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@ -1078,6 +1087,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.zero,
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@ -1152,6 +1162,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.zero,
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@ -1300,6 +1311,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.ref_val => self.cast(Payload.RefVal).?.val,
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@ -1383,6 +1395,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> unreachable,
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.empty_array => unreachable, // out of bounds array index
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@ -1483,6 +1496,7 @@ pub const Value = extern union {
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.enum_literal,
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.error_set,
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.@"error",
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.empty_struct_value,
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=> false,
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.undef => unreachable,
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@ -161,6 +161,8 @@ pub const Inst = struct {
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@"fn",
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/// Returns a function type.
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fntype,
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/// @import(operand)
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import,
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/// Integer literal.
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int,
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/// Convert an integer value to another integer type, asserting that the destination type
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@ -315,6 +317,7 @@ pub const Inst = struct {
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.ensure_err_payload_void,
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.anyframe_type,
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.bitnot,
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.import,
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=> UnOp,
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.add,
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@ -489,6 +492,7 @@ pub const Inst = struct {
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.error_set,
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.slice,
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.slice_start,
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.import,
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=> false,
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.@"break",
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@ -134,6 +134,7 @@ pub fn analyzeInst(mod: *Module, scope: *Scope, old_inst: *zir.Inst) InnerError!
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.error_set => return analyzeInstErrorSet(mod, scope, old_inst.castTag(.error_set).?),
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.slice => return analyzeInstSlice(mod, scope, old_inst.castTag(.slice).?),
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.slice_start => return analyzeInstSliceStart(mod, scope, old_inst.castTag(.slice_start).?),
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.import => return analyzeInstImport(mod, scope, old_inst.castTag(.import).?),
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}
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}
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@ -1190,6 +1191,12 @@ fn analyzeInstSliceStart(mod: *Module, scope: *Scope, inst: *zir.Inst.BinOp) Inn
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return mod.analyzeSlice(scope, inst.base.src, array_ptr, start, null, null);
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}
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fn analyzeInstImport(mod: *Module, scope: *Scope, inst: *zir.Inst.UnOp) InnerError!*Inst {
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const operand = try resolveConstString(mod, scope, inst.positionals.operand);
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return mod.analyzeImport(scope, inst.base.src, operand);
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}
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fn analyzeInstShl(mod: *Module, scope: *Scope, inst: *zir.Inst.BinOp) InnerError!*Inst {
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return mod.fail(scope, inst.base.src, "TODO implement analyzeInstShl", .{});
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}
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