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pass some parseh tests

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This commit is contained in:
Andrew Kelley 2017-01-11 22:25:17 -05:00
parent 25a670d74e
commit 76b1cbc2ea
3 changed files with 111 additions and 43 deletions
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80
src/ast_render.cpp
View File

@ -892,7 +892,7 @@ void ast_render(FILE *f, AstNode *node, int indent_size) {
render_node_grouped(&ar, node);
}
static void ast_render_tld_fn(AstRender *ar, TldFn *tld_fn) {
static void ast_render_tld_fn(AstRender *ar, Buf *name, TldFn *tld_fn) {
FnTableEntry *fn_entry = tld_fn->fn_entry;
FnTypeId *fn_type_id = &fn_entry->type_entry->data.fn.fn_type_id;
const char *visib_mod_str = visib_mod_string(tld_fn->base.visib_mod);
@ -917,15 +917,16 @@ static void ast_render_tld_fn(AstRender *ar, TldFn *tld_fn) {
}
}
static void ast_render_tld_var(AstRender *ar, TldVar *tld_var) {
static void ast_render_tld_var(AstRender *ar, Buf *name, TldVar *tld_var) {
VariableTableEntry *var = tld_var->var;
const char *visib_mod_str = visib_mod_string(tld_var->base.visib_mod);
const char *const_or_var = const_or_var_string(var->src_is_const);
const char *extern_str = extern_string(var->is_extern);
fprintf(ar->f, "%s%s%s %s", visib_mod_str, extern_str, const_or_var, buf_ptr(&var->name));
fprintf(ar->f, "%s%s%s %s", visib_mod_str, extern_str, const_or_var, buf_ptr(name));
if (var->value.type->id == TypeTableEntryIdNumLitFloat ||
var->value.type->id == TypeTableEntryIdNumLitInt)
var->value.type->id == TypeTableEntryIdNumLitInt ||
var->value.type->id == TypeTableEntryIdMetaType)
{
// skip type
} else {
@ -937,11 +938,60 @@ static void ast_render_tld_var(AstRender *ar, TldVar *tld_var) {
return;
}
Buf buf = BUF_INIT;
buf_resize(&buf, 0);
render_const_value(&buf, &var->value);
fprintf(ar->f, " = ");
fprintf(ar->f, " = %s;\n", buf_ptr(&buf));
if (var->value.special == ConstValSpecialStatic &&
var->value.type->id == TypeTableEntryIdMetaType)
{
TypeTableEntry *type_entry = var->value.data.x_type;
if (type_entry->id == TypeTableEntryIdStruct) {
const char *extern_str = extern_string(type_entry->data.structure.is_extern);
fprintf(ar->f, "%sstruct {\n", extern_str);
for (size_t i = 0; i < type_entry->data.structure.src_field_count; i += 1) {
TypeStructField *field = &type_entry->data.structure.fields[i];
fprintf(ar->f, " ");
print_symbol(ar, field->name);
fprintf(ar->f, ": %s,\n", buf_ptr(&field->type_entry->name));
}
fprintf(ar->f, "}");
} else if (type_entry->id == TypeTableEntryIdEnum) {
const char *extern_str = extern_string(type_entry->data.enumeration.is_extern);
fprintf(ar->f, "%senum {\n", extern_str);
for (size_t i = 0; i < type_entry->data.enumeration.src_field_count; i += 1) {
TypeEnumField *field = &type_entry->data.enumeration.fields[i];
fprintf(ar->f, " ");
print_symbol(ar, field->name);
if (field->type_entry->id == TypeTableEntryIdVoid) {
fprintf(ar->f, ",\n");
} else {
fprintf(ar->f, ": %s,\n", buf_ptr(&field->type_entry->name));
}
}
fprintf(ar->f, "}");
} else if (type_entry->id == TypeTableEntryIdUnion) {
fprintf(ar->f, "union {");
fprintf(ar->f, "TODO");
fprintf(ar->f, "}");
} else {
fprintf(ar->f, "%s", buf_ptr(&type_entry->name));
}
} else {
Buf buf = BUF_INIT;
buf_resize(&buf, 0);
render_const_value(&buf, &var->value);
fprintf(ar->f, "%s", buf_ptr(&buf));
}
fprintf(ar->f, ";\n");
}
static void ast_render_tld_typedef(AstRender *ar, Buf *name, TldTypeDef *tld_typedef) {
TypeTableEntry *type_entry = tld_typedef->type_entry;
TypeTableEntry *canon_type = get_underlying_type(type_entry);
fprintf(ar->f, "pub type ");
print_symbol(ar, name);
fprintf(ar->f, " = %s;\n", buf_ptr(&canon_type->name));
}
void ast_render_decls(FILE *f, int indent_size, ImportTableEntry *import) {
@ -957,18 +1007,26 @@ void ast_render_decls(FILE *f, int indent_size, ImportTableEntry *import) {
break;
Tld *tld = entry->value;
if (!buf_eql_buf(entry->key, tld->name)) {
fprintf(ar.f, "pub const ");
print_symbol(&ar, entry->key);
fprintf(ar.f, " = %s;\n", buf_ptr(tld->name));
continue;
}
switch (tld->id) {
case TldIdVar:
ast_render_tld_var(&ar, (TldVar *)tld);
ast_render_tld_var(&ar, entry->key, (TldVar *)tld);
break;
case TldIdFn:
ast_render_tld_fn(&ar, (TldFn *)tld);
ast_render_tld_fn(&ar, entry->key, (TldFn *)tld);
break;
case TldIdContainer:
fprintf(stdout, "container\n");
break;
case TldIdTypeDef:
fprintf(stdout, "typedef\n");
ast_render_tld_typedef(&ar, entry->key, (TldTypeDef *)tld);
break;
}
}

29
src/parseh.cpp
View File

@ -110,8 +110,17 @@ static void add_global(Context *c, Tld *tld) {
}
static Tld *get_global(Context *c, Buf *name) {
auto entry = c->import->decls_scope->decl_table.maybe_get(name);
return entry ? entry->value : nullptr;
{
auto entry = c->import->decls_scope->decl_table.maybe_get(name);
if (entry)
return entry->value;
}
{
auto entry = c->macro_table.maybe_get(name);
if (entry)
return entry->value;
}
return nullptr;
}
static const char *decl_name(const Decl *decl) {
@ -125,18 +134,18 @@ static void parseh_init_tld(Context *c, Tld *tld, TldId id, Buf *name) {
}
static TldVar *create_global_var(Context *c, Buf *name, ConstExprValue *var_value, bool is_const) {
auto entry = c->import->decls_scope->decl_table.maybe_get(name);
if (entry) {
Tld *existing_tld = entry->value;
assert(existing_tld->id == TldIdVar);
return (TldVar *)existing_tld;
}
TldVar *tld_var = allocate<TldVar>(1);
parseh_init_tld(c, &tld_var->base, TldIdVar, name);
tld_var->var = add_variable(c->codegen, c->source_node, &c->import->decls_scope->base, name, is_const, var_value);
return tld_var;
}
static Tld *create_global_char_lit_var(Context *c, Buf *name, uint8_t value) {
ConstExprValue *var_val = create_const_unsigned_negative(c->codegen->builtin_types.entry_u8, value, false);
TldVar *tld_var = create_global_var(c, name, var_val, true);
return &tld_var->base;
}
static Tld *create_global_str_lit_var(Context *c, Buf *name, Buf *value) {
TldVar *tld_var = create_global_var(c, name, create_const_str_lit(c->codegen, value), true);
return &tld_var->base;
@ -1156,7 +1165,7 @@ static void process_macro(Context *c, CTokenize *ctok, Buf *name, const char *ch
switch (tok->id) {
case CTokIdCharLit:
if (is_last && is_first) {
Tld *tld = create_global_char_lit_var(c, name, tok->data.char_lit);
Tld *tld = create_global_num_lit_unsigned_negative(c, name, tok->data.char_lit, false);
c->macro_table.put(name, tld);
}
return;
@ -1228,7 +1237,7 @@ static void process_symbol_macros(Context *c) {
}
}
add_global_alias(c, ms.value, existing_tld);
add_global_alias(c, ms.name, existing_tld);
}
}

45
test/run_tests.cpp
View File

@ -1754,13 +1754,14 @@ enum Foo {
FooB,
Foo1,
};
)SOURCE", 3, R"(export enum enum_Foo {
)SOURCE", 5, R"(pub const enum_Foo = extern enum {
A,
B,
@"1",
})", R"(pub const FooA = enum_Foo.A;
pub const FooB = enum_Foo.B;
pub const Foo1 = enum_Foo.@"1";)",
};)",
R"(pub const FooA = 0;)",
R"(pub const FooB = 1;)",
R"(pub const Foo1 = 2;)",
R"(pub const Foo = enum_Foo;)");
add_parseh_case("restrict -> noalias", AllowWarningsNo, R"SOURCE(
@ -1773,10 +1774,10 @@ struct Foo {
char *y;
};
)SOURCE", 2,
R"OUTPUT(export struct struct_Foo {
R"OUTPUT(const struct_Foo = extern struct {
x: c_int,
y: ?&u8,
})OUTPUT", R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT");
};)OUTPUT", R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT");
add_parseh_case("qualified struct and enum", AllowWarningsNo, R"SOURCE(
struct Foo {
@ -1788,18 +1789,18 @@ enum Bar {
BarB,
};
void func(struct Foo *a, enum Bar **b);
)SOURCE", 5, R"OUTPUT(export struct struct_Foo {
)SOURCE", 7, R"OUTPUT(pub const struct_Foo = extern struct {
x: c_int,
y: c_int,
})OUTPUT", R"OUTPUT(
export enum enum_Bar {
};)OUTPUT", R"OUTPUT(pub const enum_Bar = extern enum {
A,
B,
})OUTPUT", R"OUTPUT(pub const BarA = enum_Bar.A;
pub const BarB = enum_Bar.B;)OUTPUT",
};)OUTPUT",
R"OUTPUT(pub const BarA = 0;)OUTPUT",
R"OUTPUT(pub const BarB = 1;)OUTPUT",
"pub extern fn func(a: ?&struct_Foo, b: ?&?&enum_Bar);",
R"OUTPUT(pub const Foo = struct_Foo;
pub const Bar = enum_Bar;)OUTPUT");
R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT",
R"OUTPUT(pub const Bar = enum_Bar;)OUTPUT");
add_parseh_case("constant size array", AllowWarningsNo, R"SOURCE(
void func(int array[20]);
@ -1811,22 +1812,22 @@ void func(int array[20]);
struct Foo {
void (*derp)(struct Foo *foo);
};
)SOURCE", 2, R"OUTPUT(export struct struct_Foo {
)SOURCE", 2, R"OUTPUT(pub const struct_Foo = extern struct {
derp: ?extern fn(?&struct_Foo),
})OUTPUT", R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT");
};)OUTPUT", R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT");
add_parseh_case("struct prototype used in func", AllowWarningsNo, R"SOURCE(
struct Foo;
struct Foo *some_func(struct Foo *foo, int x);
)SOURCE", 2, R"OUTPUT(pub type struct_Foo = u8;
pub extern fn some_func(foo: ?&struct_Foo, x: c_int) -> ?&struct_Foo;)OUTPUT",
)SOURCE", 3, R"OUTPUT(pub type struct_Foo = u8;)OUTPUT",
R"OUTPUT(pub extern fn some_func(foo: ?&struct_Foo, x: c_int) -> ?&struct_Foo;)OUTPUT",
R"OUTPUT(pub const Foo = struct_Foo;)OUTPUT");
add_parseh_case("#define a char literal", AllowWarningsNo, R"SOURCE(
#define A_CHAR 'a'
)SOURCE", 1, R"OUTPUT(pub const A_CHAR = 'a';)OUTPUT");
)SOURCE", 1, R"OUTPUT(pub const A_CHAR = 97;)OUTPUT");
add_parseh_case("#define an unsigned integer literal", AllowWarningsNo,
@ -1863,12 +1864,12 @@ struct Bar {
struct Foo *next;
};
)SOURCE", 2,
R"SOURCE(export struct struct_Bar {
R"SOURCE(pub const struct_Bar = extern struct {
next: ?&struct_Foo,
})SOURCE",
R"SOURCE(export struct struct_Foo {
};)SOURCE",
R"SOURCE(pub const struct_Foo = extern struct {
next: ?&struct_Bar,
})SOURCE");
};)SOURCE");
add_parseh_case("typedef void", AllowWarningsNo, R"SOURCE(