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stage2 translate-c: builtin types and pub

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See #1964
This commit is contained in:
Andrew Kelley 2019-05-10 17:55:29 -04:00
parent 82219b1fd5
commit dbb5da14f4
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GPG Key ID: 7C5F548F728501A9
2 changed files with 26 additions and 4 deletions
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24
src-self-hosted/translate_c.zig
View File

@ -275,6 +275,25 @@ fn transType(rp: RestorePoint, ty: *const ZigClangType, source_loc: ZigClangSour
.Builtin => {
const builtin_ty = @ptrCast(*const ZigClangBuiltinType, ty);
switch (ZigClangBuiltinType_getKind(builtin_ty)) {
.Void => return appendIdentifier(rp.c, "c_void"),
.Bool => return appendIdentifier(rp.c, "bool"),
.Char_U, .UChar, .Char_S, .Char8 => return appendIdentifier(rp.c, "u8"),
.SChar => return appendIdentifier(rp.c, "i8"),
.UShort => return appendIdentifier(rp.c, "c_ushort"),
.UInt => return appendIdentifier(rp.c, "c_uint"),
.ULong => return appendIdentifier(rp.c, "c_ulong"),
.ULongLong => return appendIdentifier(rp.c, "c_ulonglong"),
.Short => return appendIdentifier(rp.c, "c_short"),
.Int => return appendIdentifier(rp.c, "c_int"),
.Long => return appendIdentifier(rp.c, "c_long"),
.LongLong => return appendIdentifier(rp.c, "c_longlong"),
.UInt128 => return appendIdentifier(rp.c, "u128"),
.Int128 => return appendIdentifier(rp.c, "i128"),
.Float => return appendIdentifier(rp.c, "f32"),
.Double => return appendIdentifier(rp.c, "f64"),
.Float128 => return appendIdentifier(rp.c, "f128"),
.Float16 => return appendIdentifier(rp.c, "f16"),
.LongDouble => return appendIdentifier(rp.c, "c_longdouble"),
else => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported builtin type"),
}
},
@ -328,7 +347,8 @@ fn transFnProto(
// TODO check for always_inline attribute
// TODO check for align attribute
// extern fn name(...) T
// pub extern fn name(...) T
const pub_tok = try appendToken(rp.c, .Keyword_pub, "pub");
const cc_tok = if (cc == .Stdcall) try appendToken(rp.c, .Keyword_stdcallcc, "stdcallcc") else null;
const is_export = exp: {
const fn_decl = opt_fn_decl orelse break :exp false;
@ -380,7 +400,7 @@ fn transFnProto(
fn_proto.* = ast.Node.FnProto{
.base = ast.Node{ .id = ast.Node.Id.FnProto },
.doc_comments = null,
.visib_token = null,
.visib_token = pub_tok,
.fn_token = fn_tok,
.name_token = name_tok,
.params = ast.Node.FnProto.ParamList.init(rp.c.a()),

6
test/translate_c.zig
View File

@ -3,10 +3,12 @@ const builtin = @import("builtin");
pub fn addCases(cases: *tests.TranslateCContext) void {
/////////////// Cases that pass for both stage1/stage2 ////////////////
cases.add_both("simple noreturn fn",
cases.add_both("simple function prototypes",
\\void __attribute__((noreturn)) foo(void);
\\int bar(void);
,
\\extern fn foo() noreturn;
\\pub extern fn foo() noreturn;
\\pub extern fn bar() c_int;
);
/////////////// Cases that pass for only stage2 ////////////////