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Drop collect_items pass, create decls on demand

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This solves a problem with inlined functions that have inner functions.
This commit is contained in:
Marijn Haverbeke 2012-03-07 12:21:08 +01:00
parent 6f8fe78120
commit fd465f91a8
15 changed files with 295 additions and 331 deletions
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2
src/rustc/driver/driver.rs
View file

@ -131,7 +131,7 @@ fn compile_upto(sess: session, cfg: ast::crate_cfg,
let ast_map = let ast_map =
time(time_passes, "ast indexing", time(time_passes, "ast indexing",
bind middle::ast_map::map_crate(*crate)); bind middle::ast_map::map_crate(sess, *crate));
time(time_passes, "external crate/lib resolution", time(time_passes, "external crate/lib resolution",
bind creader::read_crates(sess, *crate)); bind creader::read_crates(sess, *crate));
let {def_map, exp_map, impl_map} = let {def_map, exp_map, impl_map} =

2
src/rustc/metadata/astencode.rs
View file

@ -89,7 +89,7 @@ fn decode_inlined_item(cdata: cstore::crate_metadata,
to_id_range: to_id_range}; to_id_range: to_id_range};
let raw_ii = decode_ast(ast_doc); let raw_ii = decode_ast(ast_doc);
let ii = renumber_ast(xcx, raw_ii); let ii = renumber_ast(xcx, raw_ii);
ast_map::map_decoded_item(dcx.tcx.items, path, ii); ast_map::map_decoded_item(tcx.sess, dcx.tcx.items, path, ii);
#debug["Fn named: %s", ii.ident()]; #debug["Fn named: %s", ii.ident()];
decode_side_tables(xcx, ast_doc); decode_side_tables(xcx, ast_doc);
#debug["< Decoded inlined fn: %s::%s", #debug["< Decoded inlined fn: %s::%s",

27
src/rustc/metadata/encoder.rs
View file

@ -328,7 +328,7 @@ fn purity_fn_family(p: purity) -> char {
} }
fn encode_info_for_item(ecx: @encode_ctxt, ebml_w: ebml::writer, item: @item, fn encode_info_for_item(ecx: @encode_ctxt, ebml_w: ebml::writer, item: @item,
&index: [entry<int>], path: ast_map::path) { &index: [entry<int>], path: ast_map::path) -> bool {
fn should_inline(attrs: [attribute]) -> bool { fn should_inline(attrs: [attribute]) -> bool {
alt attr::find_inline_attr(attrs) { alt attr::find_inline_attr(attrs) {
@ -342,7 +342,7 @@ fn encode_info_for_item(ecx: @encode_ctxt, ebml_w: ebml::writer, item: @item,
item_enum(_, _) | item_res(_, _, _, _, _) { true } item_enum(_, _) | item_res(_, _, _, _, _) { true }
_ { false } _ { false }
}; };
if !must_write && !ecx.reachable.contains_key(item.id) { ret; } if !must_write && !ecx.reachable.contains_key(item.id) { ret false; }
alt item.node { alt item.node {
item_const(_, _) { item_const(_, _) {
@ -494,11 +494,13 @@ fn encode_info_for_item(ecx: @encode_ctxt, ebml_w: ebml::writer, item: @item,
ebml_w.end_tag(); ebml_w.end_tag();
} }
} }
ret true;
} }
fn encode_info_for_native_item(ecx: @encode_ctxt, ebml_w: ebml::writer, fn encode_info_for_native_item(ecx: @encode_ctxt, ebml_w: ebml::writer,
nitem: @native_item, path: ast_map::path) { nitem: @native_item, path: ast_map::path)
if !ecx.reachable.contains_key(nitem.id) { ret; } -> bool {
if !ecx.reachable.contains_key(nitem.id) { ret false; }
ebml_w.start_tag(tag_items_data_item); ebml_w.start_tag(tag_items_data_item);
alt nitem.node { alt nitem.node {
native_item_fn(fn_decl, tps) { native_item_fn(fn_decl, tps) {
@ -511,6 +513,7 @@ fn encode_info_for_native_item(ecx: @encode_ctxt, ebml_w: ebml::writer,
} }
} }
ebml_w.end_tag(); ebml_w.end_tag();
ret true;
} }
fn encode_info_for_items(ecx: @encode_ctxt, ebml_w: ebml::writer, fn encode_info_for_items(ecx: @encode_ctxt, ebml_w: ebml::writer,
@ -520,17 +523,17 @@ fn encode_info_for_items(ecx: @encode_ctxt, ebml_w: ebml::writer,
index += [{val: crate_node_id, pos: ebml_w.writer.tell()}]; index += [{val: crate_node_id, pos: ebml_w.writer.tell()}];
encode_info_for_mod(ecx, ebml_w, crate_mod, crate_node_id, [], ""); encode_info_for_mod(ecx, ebml_w, crate_mod, crate_node_id, [], "");
ecx.ccx.tcx.items.items {|key, val| ecx.ccx.tcx.items.items {|key, val|
alt val { let where = ebml_w.writer.tell();
let written = alt val {
middle::ast_map::node_item(i, path) { middle::ast_map::node_item(i, path) {
index += [{val: key, pos: ebml_w.writer.tell()}]; encode_info_for_item(ecx, ebml_w, i, index, *path)
encode_info_for_item(ecx, ebml_w, i, index, *path);
} }
middle::ast_map::node_native_item(i, path) { middle::ast_map::node_native_item(i, _, path) {
index += [{val: key, pos: ebml_w.writer.tell()}]; encode_info_for_native_item(ecx, ebml_w, i, *path)
encode_info_for_native_item(ecx, ebml_w, i, *path);
} }
_ { } _ { false }
} };
if written { index += [{val: key, pos: where}]; }
}; };
ebml_w.end_tag(); ebml_w.end_tag();
ret index; ret index;

2
src/rustc/metadata/reachable.rs
View file

@ -58,7 +58,7 @@ fn traverse_def_id(cx: ctx, did: def_id) {
alt cx.ccx.tcx.items.get(did.node) { alt cx.ccx.tcx.items.get(did.node) {
ast_map::node_item(item, _) { traverse_public_item(cx, item); } ast_map::node_item(item, _) { traverse_public_item(cx, item); }
ast_map::node_method(_, impl_id, _) { traverse_def_id(cx, impl_id); } ast_map::node_method(_, impl_id, _) { traverse_def_id(cx, impl_id); }
ast_map::node_native_item(item, _) { cx.rmap.insert(item.id, ()); } ast_map::node_native_item(item, _, _) { cx.rmap.insert(item.id, ()); }
ast_map::node_variant(v, _, _) { cx.rmap.insert(v.node.id, ()); } ast_map::node_variant(v, _, _) { cx.rmap.insert(v.node.id, ()); }
_ {} _ {}
} }

47
src/rustc/middle/ast_map.rs
View file

@ -4,6 +4,8 @@ import syntax::ast::*;
import syntax::ast_util; import syntax::ast_util;
import syntax::ast_util::inlined_item_methods; import syntax::ast_util::inlined_item_methods;
import syntax::{visit, codemap}; import syntax::{visit, codemap};
import driver::session::session;
import front::attr;
enum path_elt { path_mod(str), path_name(str) } enum path_elt { path_mod(str), path_name(str) }
type path = [path_elt]; type path = [path_elt];
@ -24,20 +26,21 @@ fn path_to_str(p: path) -> str {
enum ast_node { enum ast_node {
node_item(@item, @path), node_item(@item, @path),
node_native_item(@native_item, @path), node_native_item(@native_item, native_abi, @path),
node_method(@method, def_id /* impl did */, @path /* path to the impl */), node_method(@method, def_id /* impl did */, @path /* path to the impl */),
node_variant(variant, def_id, @path), node_variant(variant, @item, @path),
node_expr(@expr), node_expr(@expr),
node_export(@view_path, @path), node_export(@view_path, @path),
// Locals are numbered, because the alias analysis needs to know in which // Locals are numbered, because the alias analysis needs to know in which
// order they are introduced. // order they are introduced.
node_arg(arg, uint), node_arg(arg, uint),
node_local(uint), node_local(uint),
node_res_ctor(@item), node_ctor(@item),
} }
type map = std::map::hashmap<node_id, ast_node>; type map = std::map::hashmap<node_id, ast_node>;
type ctx = {map: map, mutable path: path, mutable local_id: uint}; type ctx = {map: map, mutable path: path,
mutable local_id: uint, sess: session};
type vt = visit::vt<ctx>; type vt = visit::vt<ctx>;
fn extend(cx: ctx, elt: str) -> @path { fn extend(cx: ctx, elt: str) -> @path {
@ -47,7 +50,6 @@ fn extend(cx: ctx, elt: str) -> @path {
fn mk_ast_map_visitor() -> vt { fn mk_ast_map_visitor() -> vt {
ret visit::mk_vt(@{ ret visit::mk_vt(@{
visit_item: map_item, visit_item: map_item,
visit_native_item: map_native_item,
visit_expr: map_expr, visit_expr: map_expr,
visit_fn: map_fn, visit_fn: map_fn,
visit_local: map_local, visit_local: map_local,
@ -57,10 +59,11 @@ fn mk_ast_map_visitor() -> vt {
}); });
} }
fn map_crate(c: crate) -> map { fn map_crate(sess: session, c: crate) -> map {
let cx = {map: std::map::new_int_hash(), let cx = {map: std::map::new_int_hash(),
mutable path: [], mutable path: [],
mutable local_id: 0u}; mutable local_id: 0u,
sess: sess};
visit::visit_crate(c, cx, mk_ast_map_visitor()); visit::visit_crate(c, cx, mk_ast_map_visitor());
ret cx.map; ret cx.map;
} }
@ -68,7 +71,7 @@ fn map_crate(c: crate) -> map {
// Used for items loaded from external crate that are being inlined into this // Used for items loaded from external crate that are being inlined into this
// crate. The `path` should be the path to the item but should not include // crate. The `path` should be the path to the item but should not include
// the item itself. // the item itself.
fn map_decoded_item(map: map, path: path, ii: inlined_item) { fn map_decoded_item(sess: session, map: map, path: path, ii: inlined_item) {
// I believe it is ok for the local IDs of inlined items from other crates // I believe it is ok for the local IDs of inlined items from other crates
// to overlap with the local ids from this crate, so just generate the ids // to overlap with the local ids from this crate, so just generate the ids
// starting from 0. (In particular, I think these ids are only used in // starting from 0. (In particular, I think these ids are only used in
@ -77,7 +80,8 @@ fn map_decoded_item(map: map, path: path, ii: inlined_item) {
// variables that are simultaneously in scope). // variables that are simultaneously in scope).
let cx = {map: map, let cx = {map: map,
mutable path: path, mutable path: path,
mutable local_id: 0u}; mutable local_id: 0u,
sess: sess};
let v = mk_ast_map_visitor(); let v = mk_ast_map_visitor();
// methods get added to the AST map when their impl is visited. Since we // methods get added to the AST map when their impl is visited. Since we
@ -86,7 +90,7 @@ fn map_decoded_item(map: map, path: path, ii: inlined_item) {
alt ii { alt ii {
ii_item(i) { /* fallthrough */ } ii_item(i) { /* fallthrough */ }
ii_method(impl_did, m) { ii_method(impl_did, m) {
map_method(impl_did, @vec::init(path), m, cx); map_method(impl_did, @path, m, cx);
} }
} }
@ -137,19 +141,31 @@ fn map_item(i: @item, cx: ctx, v: vt) {
item_impl(_, _, _, ms) { item_impl(_, _, _, ms) {
let impl_did = ast_util::local_def(i.id); let impl_did = ast_util::local_def(i.id);
for m in ms { for m in ms {
map_method(impl_did, item_path, m, cx); map_method(impl_did, extend(cx, i.ident), m, cx);
} }
} }
item_res(_, _, _, dtor_id, ctor_id) { item_res(_, _, _, dtor_id, ctor_id) {
cx.map.insert(ctor_id, node_res_ctor(i)); cx.map.insert(ctor_id, node_ctor(i));
cx.map.insert(dtor_id, node_item(i, item_path)); cx.map.insert(dtor_id, node_item(i, item_path));
} }
item_enum(vs, _) { item_enum(vs, _) {
for v in vs { for v in vs {
cx.map.insert(v.node.id, node_variant( cx.map.insert(v.node.id, node_variant(
v, ast_util::local_def(i.id), extend(cx, i.ident))); v, i, extend(cx, i.ident)));
} }
} }
item_native_mod(nm) {
let abi = alt attr::native_abi(i.attrs) {
either::left(msg) { cx.sess.span_fatal(i.span, msg); }
either::right(abi) { abi }
};
for nitem in nm.items {
cx.map.insert(nitem.id, node_native_item(nitem, abi, @cx.path));
}
}
item_class(_, _, ctor) {
cx.map.insert(ctor.node.id, node_ctor(i));
}
_ { } _ { }
} }
alt i.node { alt i.node {
@ -179,11 +195,6 @@ fn map_view_item(vi: @view_item, cx: ctx, _v: vt) {
} }
} }
fn map_native_item(i: @native_item, cx: ctx, v: vt) {
cx.map.insert(i.id, node_native_item(i, @cx.path));
visit::visit_native_item(i, cx, v);
}
fn map_expr(ex: @expr, cx: ctx, v: vt) { fn map_expr(ex: @expr, cx: ctx, v: vt) {
cx.map.insert(ex.id, node_expr(ex)); cx.map.insert(ex.id, node_expr(ex));
visit::visit_expr(ex, cx, v); visit::visit_expr(ex, cx, v);

419
src/rustc/middle/trans/base.rs
View file

@ -2111,7 +2111,7 @@ fn monomorphic_fn(ccx: crate_ctxt, fn_id: ast::def_id, substs: [ty::t],
ast_map::node_variant(v, _, pt) { (pt, v.node.name) } ast_map::node_variant(v, _, pt) { (pt, v.node.name) }
ast_map::node_method(m, _, pt) { (pt, m.ident) } ast_map::node_method(m, _, pt) { (pt, m.ident) }
// We can't monomorphize native functions // We can't monomorphize native functions
ast_map::node_native_item(_, _) { ret none; } ast_map::node_native_item(_, _, _) { ret none; }
_ { fail "unexpected node type"; } _ { fail "unexpected node type"; }
}; };
let pt = *pt + [path_name(ccx.names(name))]; let pt = *pt + [path_name(ccx.names(name))];
@ -2128,11 +2128,11 @@ fn monomorphic_fn(ccx: crate_ctxt, fn_id: ast::def_id, substs: [ty::t],
ast_map::node_item(@{node: ast::item_res(decl, _, _, _, _), _}, _) { ast_map::node_item(@{node: ast::item_res(decl, _, _, _, _), _}, _) {
trans_res_ctor(ccx, pt, decl, fn_id.node, [], psubsts, lldecl); trans_res_ctor(ccx, pt, decl, fn_id.node, [], psubsts, lldecl);
} }
ast_map::node_variant(v, enum_id, _) { ast_map::node_variant(v, enum_item, _) {
let tvs = ty::enum_variants(ccx.tcx, enum_id); let tvs = ty::enum_variants(ccx.tcx, local_def(enum_item.id));
let this_tv = option::get(vec::find(*tvs, {|tv| let this_tv = option::get(vec::find(*tvs, {|tv|
tv.id.node == fn_id.node})); tv.id.node == fn_id.node}));
trans_enum_variant(ccx, enum_id.node, v, this_tv.disr_val, trans_enum_variant(ccx, enum_item.id, v, this_tv.disr_val,
(*tvs).len() == 1u, [], psubsts, lldecl); (*tvs).len() == 1u, [], psubsts, lldecl);
} }
ast_map::node_method(mth, impl_def_id, _) { ast_map::node_method(mth, impl_def_id, _) {
@ -2164,7 +2164,6 @@ fn maybe_instantiate_inline(ccx: crate_ctxt, fn_id: ast::def_id)
ty::item_path_str(ccx.tcx, fn_id), ty::item_path_str(ccx.tcx, fn_id),
item.id]; item.id];
ccx.external.insert(fn_id, some(item.id)); ccx.external.insert(fn_id, some(item.id));
collect_item(ccx, @mutable none, item);
trans_item(ccx, *item); trans_item(ccx, *item);
local_def(item.id) local_def(item.id)
} }
@ -2176,11 +2175,7 @@ fn maybe_instantiate_inline(ccx: crate_ctxt, fn_id: ast::def_id)
mth.id]; mth.id];
ccx.external.insert(fn_id, some(mth.id)); ccx.external.insert(fn_id, some(mth.id));
compute_ii_method_info(ccx, impl_did, mth) {|ty, bounds, path| compute_ii_method_info(ccx, impl_did, mth) {|ty, bounds, path|
let mth_ty = ty::node_id_to_type(ccx.tcx, mth.id); let llfn = get_item_val(ccx, mth.id);
let llfn = register_fn_full(ccx, mth.span, path,
"impl_method", bounds,
mth.id, mth_ty);
set_inline_hint_if_appr(mth.attrs, llfn);
trans_fn(ccx, path, mth.decl, mth.body, trans_fn(ccx, path, mth.decl, mth.body,
llfn, impl_self(ty), bounds, llfn, impl_self(ty), bounds,
none, mth.id, none); none, mth.id, none);
@ -2243,8 +2238,7 @@ fn lval_static_fn(bcx: block, fn_id: ast::def_id, id: ast::node_id,
let val = if fn_id.crate == ast::local_crate { let val = if fn_id.crate == ast::local_crate {
// Internal reference. // Internal reference.
assert (ccx.item_ids.contains_key(fn_id.node)); get_item_val(ccx, fn_id.node)
ccx.item_ids.get(fn_id.node)
} else { } else {
// External reference. // External reference.
trans_external_path(bcx, fn_id, tpt) trans_external_path(bcx, fn_id, tpt)
@ -2375,8 +2369,7 @@ fn trans_var(cx: block, def: ast::def, id: ast::node_id, path: @ast::path)
} }
ast::def_const(did) { ast::def_const(did) {
if did.crate == ast::local_crate { if did.crate == ast::local_crate {
assert (ccx.consts.contains_key(did.node)); ret lval_no_env(cx, get_item_val(ccx, did.node), owned);
ret lval_no_env(cx, ccx.consts.get(did.node), owned);
} else { } else {
let tp = node_id_type(cx, id); let tp = node_id_type(cx, id);
let val = trans_external_path(cx, did, {bounds: @[], ty: tp}); let val = trans_external_path(cx, did, {bounds: @[], ty: tp});
@ -4323,19 +4316,14 @@ fn trans_const_expr(cx: crate_ctxt, e: @ast::expr) -> ValueRef {
} }
} }
fn trans_const(cx: crate_ctxt, e: @ast::expr, id: ast::node_id) { fn trans_const(ccx: crate_ctxt, e: @ast::expr, id: ast::node_id) {
let v = trans_const_expr(cx, e); let v = trans_const_expr(ccx, e);
// The scalars come back as 1st class LLVM vals // The scalars come back as 1st class LLVM vals
// which we have to stick into global constants. // which we have to stick into global constants.
let g = get_item_val(ccx, id);
alt cx.consts.find(id) { llvm::LLVMSetInitializer(g, v);
some(g) { llvm::LLVMSetGlobalConstant(g, True);
llvm::LLVMSetInitializer(g, v);
llvm::LLVMSetGlobalConstant(g, True);
}
_ { cx.sess.span_bug(e.span, "unbound const in trans_const"); }
}
} }
fn trans_item(ccx: crate_ctxt, item: ast::item) { fn trans_item(ccx: crate_ctxt, item: ast::item) {
@ -4344,15 +4332,7 @@ fn trans_item(ccx: crate_ctxt, item: ast::item) {
}; };
alt item.node { alt item.node {
ast::item_fn(decl, tps, body) { ast::item_fn(decl, tps, body) {
let llfndecl = alt ccx.item_ids.find(item.id) { let llfndecl = get_item_val(ccx, item.id);
some(llfndecl) { llfndecl }
_ {
ccx.sess.span_bug(
item.span,
#fmt["unbound function item %s in trans_item",
ast_map::path_to_str(*path)]);
}
};
if decl.purity != ast::crust_fn { if decl.purity != ast::crust_fn {
trans_fn(ccx, *path + [path_name(item.ident)], decl, body, trans_fn(ccx, *path + [path_name(item.ident)], decl, body,
llfndecl, no_self, param_bounds(ccx, tps), llfndecl, no_self, param_bounds(ccx, tps),
@ -4366,21 +4346,15 @@ fn trans_item(ccx: crate_ctxt, item: ast::item) {
impl::trans_impl(ccx, *path, item.ident, ms, item.id, tps); impl::trans_impl(ccx, *path, item.ident, ms, item.id, tps);
} }
ast::item_res(decl, tps, body, dtor_id, ctor_id) { ast::item_res(decl, tps, body, dtor_id, ctor_id) {
let llctor_decl = ccx.item_ids.get(ctor_id); let llctor_decl = get_item_val(ccx, ctor_id);
trans_res_ctor(ccx, *path, decl, ctor_id, trans_res_ctor(ccx, *path, decl, ctor_id,
param_bounds(ccx, tps), none, llctor_decl); param_bounds(ccx, tps), none, llctor_decl);
// Create a function for the destructor // Create a function for the destructor
alt ccx.item_ids.find(item.id) { let lldtor_decl = get_item_val(ccx, item.id);
some(lldtor_decl) { trans_fn(ccx, *path + [path_name(item.ident)], decl, body,
trans_fn(ccx, *path + [path_name(item.ident)], decl, body, lldtor_decl, no_self, param_bounds(ccx, tps),
lldtor_decl, no_self, param_bounds(ccx, tps), none, dtor_id, none);
none, dtor_id, none);
}
_ {
ccx.sess.span_fatal(item.span, "unbound dtor in trans_item");
}
}
} }
ast::item_mod(m) { ast::item_mod(m) {
trans_mod(ccx, m); trans_mod(ccx, m);
@ -4393,7 +4367,7 @@ fn trans_item(ccx: crate_ctxt, item: ast::item) {
if variant.node.args.len() > 0u { if variant.node.args.len() > 0u {
trans_enum_variant(ccx, item.id, variant, trans_enum_variant(ccx, item.id, variant,
vi[i].disr_val, degen, tps, vi[i].disr_val, degen, tps,
none, ccx.item_ids.get(variant.node.id)); none, get_item_val(ccx, variant.node.id));
} }
i += 1; i += 1;
} }
@ -4407,81 +4381,74 @@ fn trans_item(ccx: crate_ctxt, item: ast::item) {
native::trans_native_mod(ccx, native_mod, abi); native::trans_native_mod(ccx, native_mod, abi);
} }
ast::item_class(tps, items, ctor) { ast::item_class(tps, items, ctor) {
alt ccx.item_ids.find(ctor.node.id) { let llctor_decl = get_item_val(ccx, ctor.node.id);
some(llctor_decl) { // Translate the ctor
// Translate the ctor // First, add a preamble that
// First, add a preamble that // generates a new name, obj:
// generates a new name, obj: // let obj = { ... } (uninit record fields)
// let obj = { ... } (uninit record fields) let rslt_path_ = {global: false,
let sess = ccx.sess; idents: ["obj"],
let rslt_path_ = {global: false, types: []}; // ??
idents: ["obj"], let rslt_path = @{node: rslt_path_,
types: []}; // ?? span: ctor.node.body.span};
let rslt_path = @{node: rslt_path_, let rslt_id : ast::node_id = ccx.sess.next_node_id();
span: ctor.node.body.span}; let rslt_pat : @ast::pat =
let rslt_id : ast::node_id = sess.next_node_id(); @{id: ccx.sess.next_node_id(),
let rslt_pat : @ast::pat = node: ast::pat_ident(rslt_path, none),
@{id: sess.next_node_id(), span: ctor.node.body.span};
node: ast::pat_ident(rslt_path, none), // Set up obj's type
span: ctor.node.body.span}; let rslt_ast_ty : @ast::ty = @{node: ast::ty_infer,
// Set up obj's type span: ctor.node.body.span};
let rslt_ast_ty : @ast::ty = @{node: ast::ty_infer, // kludgy
span: ctor.node.body.span}; let ty_args = [], i = 0u;
// kludgy for tp in tps {
let ty_args = [], i = 0u; ty_args += [ty::mk_param(ccx.tcx, i,
for tp in tps { local_def(tps[i].id))];
ty_args += [ty::mk_param(ccx.tcx, i, }
local_def(tps[i].id))]; let rslt_ty = ty::mk_class(ccx.tcx,
} local_def(item.id),
let rslt_ty = ty::mk_class(ccx.tcx, ty_args);
local_def(item.id), // Set up a local for obj
ty_args); let rslt_loc_ : ast::local_ = {is_mutbl: true,
// Set up a local for obj ty: rslt_ast_ty, // ???
let rslt_loc_ : ast::local_ = {is_mutbl: true, pat: rslt_pat,
ty: rslt_ast_ty, // ??? init: none::<ast::initializer>,
pat: rslt_pat, id: rslt_id};
init: none::<ast::initializer>, // Register a type for obj
id: rslt_id}; smallintmap::insert(*ccx.tcx.node_types,
// Register a type for obj rslt_loc_.id as uint, rslt_ty);
smallintmap::insert(*ccx.tcx.node_types, // Create the decl statement that initializers obj
rslt_loc_.id as uint, rslt_ty); let rslt_loc : @ast::local =
// Create the decl statement that initializers obj @{node: rslt_loc_, span: ctor.node.body.span};
let rslt_loc : @ast::local = let rslt_decl_ : ast::decl_ = ast::decl_local([rslt_loc]);
@{node: rslt_loc_, span: ctor.node.body.span}; let rslt_decl : @ast::decl
let rslt_decl_ : ast::decl_ = ast::decl_local([rslt_loc]); = @{node: rslt_decl_, span: ctor.node.body.span};
let rslt_decl : @ast::decl let prologue = @{node: ast::stmt_decl(rslt_decl,
= @{node: rslt_decl_, span: ctor.node.body.span}; ccx.sess.next_node_id()),
let prologue : @ast::stmt = @{node: ast::stmt_decl(rslt_decl, span: ctor.node.body.span};
sess.next_node_id()), let rslt_node_id = ccx.sess.next_node_id();
span: ctor.node.body.span}; ccx.tcx.def_map.insert(rslt_node_id,
let rslt_node_id = sess.next_node_id(); ast::def_local(rslt_loc_.id, true));
ccx.tcx.def_map.insert(rslt_node_id, // And give the statement a type
ast::def_local(rslt_loc_.id, true)); smallintmap::insert(*ccx.tcx.node_types,
// And give the statement a type rslt_node_id as uint, rslt_ty);
smallintmap::insert(*ccx.tcx.node_types, // The result expression of the constructor is now a
rslt_node_id as uint, rslt_ty); // reference to obj
// The result expression of the constructor is now a let rslt_expr : @ast::expr =
// reference to obj @{id: rslt_node_id,
let rslt_expr : @ast::expr = node: ast::expr_path(rslt_path),
@{id: rslt_node_id, span: ctor.node.body.span};
node: ast::expr_path(rslt_path), let ctor_body_new : ast::blk_ = {stmts: [prologue]
span: ctor.node.body.span}; + ctor.node.body.node.stmts,
let ctor_body_new : ast::blk_ = {stmts: [prologue] expr: some(rslt_expr)
+ ctor.node.body.node.stmts, with ctor.node.body.node};
expr: some(rslt_expr) let ctor_body__ : ast::blk = {node: ctor_body_new
with ctor.node.body.node}; with ctor.node.body};
let ctor_body__ : ast::blk = {node: ctor_body_new trans_fn(ccx, *path + [path_name(item.ident)], ctor.node.dec,
with ctor.node.body}; ctor_body__, llctor_decl, no_self,
trans_fn(ccx, *path + [path_name(item.ident)], ctor.node.dec, param_bounds(ccx, tps), none, ctor.node.id,
ctor_body__, llctor_decl, no_self, some(rslt_expr));
param_bounds(ccx, tps), none, ctor.node.id, // TODO: translate methods!
some(rslt_expr));
// TODO: translate methods!
}
_ {
ccx.sess.span_bug(item.span, "unbound ctor in trans_item");
}
}
} }
_ {/* fall through */ } _ {/* fall through */ }
} }
@ -4538,7 +4505,6 @@ fn register_fn_fuller(ccx: crate_ctxt, sp: span, path: path, _flav: str,
cc: lib::llvm::CallConv, llfty: TypeRef) -> ValueRef { cc: lib::llvm::CallConv, llfty: TypeRef) -> ValueRef {
let ps: str = mangle_exported_name(ccx, path, node_type); let ps: str = mangle_exported_name(ccx, path, node_type);
let llfn: ValueRef = decl_fn(ccx.llmod, ps, cc, llfty); let llfn: ValueRef = decl_fn(ccx.llmod, ps, cc, llfty);
ccx.item_ids.insert(node_id, llfn);
ccx.item_symbols.insert(node_id, ps); ccx.item_symbols.insert(node_id, ps);
#debug["register_fn_fuller created fn %s for item %d with path %s", #debug["register_fn_fuller created fn %s for item %d with path %s",
@ -4649,145 +4615,96 @@ fn fill_fn_pair(bcx: block, pair: ValueRef, llfn: ValueRef,
Store(bcx, llenvblobptr, env_cell); Store(bcx, llenvblobptr, env_cell);
} }
fn collect_native_item(ccx: crate_ctxt,
abi: @mutable option<ast::native_abi>,
i: @ast::native_item) {
alt i.node {
ast::native_item_fn(_, tps) {
let id = i.id;
let node_type = ty::node_id_to_type(ccx.tcx, id);
let fn_abi =
alt attr::get_meta_item_value_str_by_name(i.attrs, "abi") {
option::none {
// if abi isn't specified for this function, inherit from
// its enclosing native module
option::get(*abi)
}
_ {
alt attr::native_abi(i.attrs) {
either::right(abi_) { abi_ }
either::left(msg) { ccx.sess.span_fatal(i.span, msg) }
}
}
};
alt fn_abi {
ast::native_abi_rust_intrinsic {
// For intrinsics: link the function directly to the intrinsic
// function itself.
let fn_type = type_of_fn_from_ty(
ccx, node_type, param_bounds(ccx, tps));
let ri_name = "rust_intrinsic_" + native::link_name(i);
let llnativefn = get_extern_fn(
ccx.externs, ccx.llmod, ri_name,
lib::llvm::CCallConv, fn_type);
ccx.item_ids.insert(id, llnativefn);
ccx.item_symbols.insert(id, ri_name);
}
ast::native_abi_cdecl | ast::native_abi_stdcall {
// For true external functions: create a rust wrapper
// and link to that. The rust wrapper will handle
// switching to the C stack.
let path = *alt check ccx.tcx.items.get(i.id) {
ast_map::node_native_item(_, p) { p }
} + [path_name(i.ident)];
register_fn(ccx, i.span, path, "native fn", tps, i.id);
}
}
}
_ { }
}
}
fn item_path(ccx: crate_ctxt, i: @ast::item) -> path { fn item_path(ccx: crate_ctxt, i: @ast::item) -> path {
*alt check ccx.tcx.items.get(i.id) { *alt check ccx.tcx.items.get(i.id) {
ast_map::node_item(_, p) { p } ast_map::node_item(_, p) { p }
} + [path_name(i.ident)] } + [path_name(i.ident)]
} }
fn collect_item(ccx: crate_ctxt, abi: @mutable option<ast::native_abi>, fn get_item_val(ccx: crate_ctxt, id: ast::node_id) -> ValueRef {
i: @ast::item) { alt ccx.item_vals.find(id) {
let my_path = item_path(ccx, i); some(v) { v }
alt i.node { none {
ast::item_const(_, _) { let val = alt check ccx.tcx.items.get(id) {
let typ = ty::node_id_to_type(ccx.tcx, i.id); ast_map::node_item(i, pth) {
let s = mangle_exported_name(ccx, my_path, typ); let my_path = *pth + [path_name(i.ident)];
let g = str::as_buf(s, {|buf| alt check i.node {
llvm::LLVMAddGlobal(ccx.llmod, type_of(ccx, typ), buf) ast::item_const(_, _) {
}); let typ = ty::node_id_to_type(ccx.tcx, i.id);
ccx.item_symbols.insert(i.id, s); let s = mangle_exported_name(ccx, my_path, typ);
ccx.consts.insert(i.id, g); let g = str::as_buf(s, {|buf|
} llvm::LLVMAddGlobal(ccx.llmod, type_of(ccx, typ), buf)
ast::item_native_mod(native_mod) { });
// Propagate the native ABI down to collect_native_item(), ccx.item_symbols.insert(i.id, s);
alt attr::native_abi(i.attrs) { g
either::left(msg) { ccx.sess.span_fatal(i.span, msg); } }
either::right(abi_) { *abi = option::some(abi_); } ast::item_fn(decl, tps, _) {
} let llfn = if decl.purity != ast::crust_fn {
} register_fn(ccx, i.span, my_path, "fn", tps, i.id)
ast::item_fn(decl, tps, _) { } else {
let llfn = if decl.purity != ast::crust_fn { native::register_crust_fn(ccx, i.span, my_path, i.id)
register_fn(ccx, i.span, my_path, "fn", tps, i.id) };
} else { set_inline_hint_if_appr(i.attrs, llfn);
native::register_crust_fn(ccx, i.span, my_path, i.id) llfn
}; }
ast::item_res(_, tps, _, dtor_id, _) {
set_inline_hint_if_appr(i.attrs, llfn); // Note that the destructor is associated with the item's id,
} // not the dtor_id. This is a bit counter-intuitive, but
ast::item_impl(tps, _, _, methods) { // simplifies ty_res, which would have to carry around two
let path = my_path + [path_name(int::str(i.id))]; // def_ids otherwise -- one to identify the type, and one to
for m in methods { // find the dtor symbol.
let llm = register_fn(ccx, i.span, let t = ty::node_id_to_type(ccx.tcx, dtor_id);
path + [path_name(m.ident)], register_fn_full(ccx, i.span, my_path + [path_name("dtor")],
"impl_method", tps + m.tps, m.id); "res_dtor", param_bounds(ccx, tps), i.id, t)
set_inline_hint_if_appr(m.attrs, llm); }
}
}
ast::item_res(_, tps, _, dtor_id, ctor_id) {
let llctor = register_fn(ccx, i.span, my_path, "res_ctor", tps,
ctor_id);
// Note that the destructor is associated with the item's id, not
// the dtor_id. This is a bit counter-intuitive, but simplifies
// ty_res, which would have to carry around two def_ids otherwise
// -- one to identify the type, and one to find the dtor symbol.
let t = ty::node_id_to_type(ccx.tcx, dtor_id);
let lldtor = register_fn_full(ccx, i.span, my_path +
[path_name("dtor")], "res_dtor",
param_bounds(ccx, tps), i.id, t);
// give hints that resource ctors/dtors ought to be inlined
set_inline_hint(llctor);
set_inline_hint(lldtor);
}
ast::item_enum(variants, tps) {
for variant in variants {
if variant.node.args.len() != 0u {
register_fn(ccx, i.span,
my_path + [path_name(variant.node.name)],
"enum", tps, variant.node.id);
} }
} }
ast_map::node_method(m, impl_id, pth) {
let mty = ty::node_id_to_type(ccx.tcx, id);
let impl_tps = *ty::lookup_item_type(ccx.tcx, impl_id).bounds;
let pth = *pth + [path_name(int::str(impl_id.node)),
path_name(m.ident)];
let llfn = register_fn_full(ccx, m.span, pth, "impl_method",
impl_tps + param_bounds(ccx, m.tps),
id, mty);
set_inline_hint_if_appr(m.attrs, llfn);
llfn
}
ast_map::node_native_item(ni, _, pth) {
native::decl_native_fn(ccx, ni, *pth + [path_name(ni.ident)])
}
ast_map::node_ctor(i) {
alt check i.node {
ast::item_res(_, tps, _, _, _) {
let my_path = item_path(ccx, i);
let llctor = register_fn(ccx, i.span, my_path, "res_ctor",
tps, id);
set_inline_hint(llctor);
llctor
}
ast::item_class(tps, _, ctor) {
register_fn(ccx, i.span, item_path(ccx, i), "ctor", tps, id)
}
}
}
ast_map::node_variant(v, enm, pth) {
assert v.node.args.len() != 0u;
let pth = *pth + [path_name(enm.ident), path_name(v.node.name)];
let llfn = alt check enm.node {
ast::item_enum(_, tps) {
register_fn(ccx, v.span, pth, "enum", tps, id)
}
};
set_inline_hint(llfn);
llfn
}
};
ccx.item_vals.insert(id, val);
val
} }
ast::item_class(tps,_,ctor) {
// Register the ctor
let t = ty::node_id_to_type(ccx.tcx, ctor.node.id);
register_fn_full(ccx, i.span, my_path, "ctor",
param_bounds(ccx, tps), ctor.node.id, t);
}
_ { }
} }
} }
fn collect_items(ccx: crate_ctxt, crate: @ast::crate) {
let abi = @mutable none;
visit::visit_crate(*crate, (), visit::mk_simple_visitor(@{
visit_native_item: bind collect_native_item(ccx, abi, _),
visit_item: bind collect_item(ccx, abi, _)
with *visit::default_simple_visitor()
}));
}
// The constant translation pass. // The constant translation pass.
fn trans_constant(ccx: crate_ctxt, it: @ast::item) { fn trans_constant(ccx: crate_ctxt, it: @ast::item) {
alt it.node { alt it.node {
@ -5043,7 +4960,7 @@ fn trans_crate(sess: session::session, crate: @ast::crate, tcx: ty::ctxt,
tn: tn, tn: tn,
externs: new_str_hash::<ValueRef>(), externs: new_str_hash::<ValueRef>(),
intrinsics: intrinsics, intrinsics: intrinsics,
item_ids: new_int_hash::<ValueRef>(), item_vals: new_int_hash::<ValueRef>(),
exp_map: emap, exp_map: emap,
item_symbols: new_int_hash::<str>(), item_symbols: new_int_hash::<str>(),
mutable main_fn: none::<ValueRef>, mutable main_fn: none::<ValueRef>,
@ -5051,7 +4968,6 @@ fn trans_crate(sess: session::session, crate: @ast::crate, tcx: ty::ctxt,
enum_sizes: ty::new_ty_hash(), enum_sizes: ty::new_ty_hash(),
discrims: ast_util::new_def_id_hash::<ValueRef>(), discrims: ast_util::new_def_id_hash::<ValueRef>(),
discrim_symbols: new_int_hash::<str>(), discrim_symbols: new_int_hash::<str>(),
consts: new_int_hash::<ValueRef>(),
tydescs: ty::new_ty_hash(), tydescs: ty::new_ty_hash(),
dicts: map::mk_hashmap(hash_dict_id, {|a, b| a == b}), dicts: map::mk_hashmap(hash_dict_id, {|a, b| a == b}),
external: util::common::new_def_hash(), external: util::common::new_def_hash(),
@ -5084,7 +5000,6 @@ fn trans_crate(sess: session::session, crate: @ast::crate, tcx: ty::ctxt,
crate_map: crate_map, crate_map: crate_map,
dbg_cx: dbg_cx, dbg_cx: dbg_cx,
mutable do_not_commit_warning_issued: false}; mutable do_not_commit_warning_issued: false};
collect_items(ccx, crate);
trans_constants(ccx, crate); trans_constants(ccx, crate);
trans_mod(ccx, crate.node.module); trans_mod(ccx, crate.node.module);
fill_crate_map(ccx, crate_map); fill_crate_map(ccx, crate_map);

8
src/rustc/middle/trans/common.rs
View file

@ -81,7 +81,7 @@ type crate_ctxt = @{
tn: type_names, tn: type_names,
externs: hashmap<str, ValueRef>, externs: hashmap<str, ValueRef>,
intrinsics: hashmap<str, ValueRef>, intrinsics: hashmap<str, ValueRef>,
item_ids: hashmap<ast::node_id, ValueRef>, item_vals: hashmap<ast::node_id, ValueRef>,
exp_map: resolve::exp_map, exp_map: resolve::exp_map,
item_symbols: hashmap<ast::node_id, str>, item_symbols: hashmap<ast::node_id, str>,
mutable main_fn: option<ValueRef>, mutable main_fn: option<ValueRef>,
@ -89,7 +89,6 @@ type crate_ctxt = @{
enum_sizes: hashmap<ty::t, uint>, enum_sizes: hashmap<ty::t, uint>,
discrims: hashmap<ast::def_id, ValueRef>, discrims: hashmap<ast::def_id, ValueRef>,
discrim_symbols: hashmap<ast::node_id, str>, discrim_symbols: hashmap<ast::node_id, str>,
consts: hashmap<ast::node_id, ValueRef>,
tydescs: hashmap<ty::t, @tydesc_info>, tydescs: hashmap<ty::t, @tydesc_info>,
dicts: hashmap<dict_id, ValueRef>, dicts: hashmap<dict_id, ValueRef>,
// Track mapping of external ids to local items imported for inlining // Track mapping of external ids to local items imported for inlining
@ -300,10 +299,7 @@ fn revoke_clean(cx: block, val: ValueRef) {
fn get_res_dtor(ccx: crate_ctxt, did: ast::def_id, inner_t: ty::t) fn get_res_dtor(ccx: crate_ctxt, did: ast::def_id, inner_t: ty::t)
-> ValueRef { -> ValueRef {
if did.crate == ast::local_crate { if did.crate == ast::local_crate {
alt ccx.item_ids.find(did.node) { ret base::get_item_val(ccx, did.node);
some(x) { ret x; }
_ { ccx.sess.bug("get_res_dtor: can't find resource dtor!"); }
}
} }
let param_bounds = ty::lookup_item_type(ccx.tcx, did).bounds; let param_bounds = ty::lookup_item_type(ccx.tcx, did).bounds;

2
src/rustc/middle/trans/debuginfo.rs
View file

@ -793,7 +793,7 @@ fn create_function(fcx: fn_ctxt) -> @metadata<subprogram_md> {
ast_map::node_method(method, _, _) { ast_map::node_method(method, _, _) {
(method.ident, method.decl.output, method.id) (method.ident, method.decl.output, method.id)
} }
ast_map::node_res_ctor(item) { ast_map::node_ctor(item) {
alt item.node { alt item.node {
ast::item_res(decl, _, _, _, ctor_id) { ast::item_res(decl, _, _, _, ctor_id) {
(item.ident, decl.output, ctor_id) (item.ident, decl.output, ctor_id)

25
src/rustc/middle/trans/impl.rs
View file

@ -48,17 +48,11 @@ fn trans_impl(ccx: crate_ctxt, path: path, name: ast::ident,
tps: [ast::ty_param]) { tps: [ast::ty_param]) {
let sub_path = path + [path_name(name)]; let sub_path = path + [path_name(name)];
for m in methods { for m in methods {
alt ccx.item_ids.find(m.id) { let llfn = get_item_val(ccx, m.id);
some(llfn) { let m_bounds = param_bounds(ccx, tps + m.tps);
let m_bounds = param_bounds(ccx, tps + m.tps); trans_fn(ccx, sub_path + [path_name(m.ident)], m.decl, m.body,
trans_fn(ccx, sub_path + [path_name(m.ident)], m.decl, m.body, llfn, impl_self(ty::node_id_to_type(ccx.tcx, id)),
llfn, impl_self(ty::node_id_to_type(ccx.tcx, id)), m_bounds, none, m.id, none);
m_bounds, none, m.id, none);
}
_ {
ccx.sess.bug("unbound id in trans_impl");
}
}
} }
} }
@ -222,7 +216,7 @@ fn trans_vtable(ccx: crate_ctxt, id: ast::node_id, name: str,
}); });
llvm::LLVMSetInitializer(vt_gvar, tbl); llvm::LLVMSetInitializer(vt_gvar, tbl);
llvm::LLVMSetGlobalConstant(vt_gvar, lib::llvm::True); llvm::LLVMSetGlobalConstant(vt_gvar, lib::llvm::True);
ccx.item_ids.insert(id, vt_gvar); ccx.item_vals.insert(id, vt_gvar);
ccx.item_symbols.insert(id, name); ccx.item_symbols.insert(id, name);
} }
@ -343,13 +337,12 @@ fn trans_impl_vtable(ccx: crate_ctxt, pt: path,
let ptrs = vec::map(*ty::iface_methods(ccx.tcx, iface_id), {|im| let ptrs = vec::map(*ty::iface_methods(ccx.tcx, iface_id), {|im|
alt vec::find(ms, {|m| m.ident == im.ident}) { alt vec::find(ms, {|m| m.ident == im.ident}) {
some(m) { some(m) {
let target = ccx.item_ids.get(m.id);
trans_impl_wrapper(ccx, new_pt + [path_name(m.ident)], trans_impl_wrapper(ccx, new_pt + [path_name(m.ident)],
extra_tps, target) extra_tps, get_item_val(ccx, m.id))
} }
_ { _ {
ccx.sess.span_bug(it.span, "no matching method \ ccx.sess.span_bug(it.span, "no matching method \
in trans_impl_vtable"); in trans_impl_vtable");
} }
} }
}); });
@ -491,7 +484,7 @@ fn get_dict_ptrs(bcx: block, origin: typeck::dict_origin)
let ccx = bcx.ccx(); let ccx = bcx.ccx();
fn get_vtable(ccx: crate_ctxt, did: ast::def_id) -> ValueRef { fn get_vtable(ccx: crate_ctxt, did: ast::def_id) -> ValueRef {
if did.crate == ast::local_crate { if did.crate == ast::local_crate {
ccx.item_ids.get(did.node) get_item_val(ccx, did.node)
} else { } else {
let name = csearch::get_symbol(ccx.sess.cstore, did); let name = csearch::get_symbol(ccx.sess.cstore, did);
get_extern_const(ccx.externs, ccx.llmod, name, T_ptr(T_i8())) get_extern_const(ccx.externs, ccx.llmod, name, T_ptr(T_i8()))

67
src/rustc/middle/trans/native.rs
View file

@ -11,7 +11,8 @@ import base::*;
import type_of::*; import type_of::*;
import std::map::hashmap; import std::map::hashmap;
export link_name, trans_native_mod, register_crust_fn, trans_crust_fn; export link_name, trans_native_mod, register_crust_fn, trans_crust_fn,
decl_native_fn;
fn link_name(i: @ast::native_item) -> str { fn link_name(i: @ast::native_item) -> str {
alt attr::get_meta_item_value_str_by_name(i.attrs, "link_name") { alt attr::get_meta_item_value_str_by_name(i.attrs, "link_name") {
@ -238,7 +239,10 @@ fn trans_native_mod(ccx: crate_ctxt,
let cc = lib::llvm::CCallConv; let cc = lib::llvm::CCallConv;
alt abi { alt abi {
ast::native_abi_rust_intrinsic { ret; } ast::native_abi_rust_intrinsic {
for item in native_mod.items { get_item_val(ccx, item.id); }
ret;
}
ast::native_abi_cdecl { cc = lib::llvm::CCallConv; } ast::native_abi_cdecl { cc = lib::llvm::CCallConv; }
ast::native_abi_stdcall { cc = lib::llvm::X86StdcallCallConv; } ast::native_abi_stdcall { cc = lib::llvm::X86StdcallCallConv; }
} }
@ -248,17 +252,9 @@ fn trans_native_mod(ccx: crate_ctxt,
ast::native_item_fn(fn_decl, tps) { ast::native_item_fn(fn_decl, tps) {
let id = native_item.id; let id = native_item.id;
let tys = c_stack_tys(ccx, id); let tys = c_stack_tys(ccx, id);
alt ccx.item_ids.find(id) { let llwrapfn = get_item_val(ccx, id);
some(llwrapfn) { let llshimfn = build_shim_fn(ccx, native_item, tys, cc);
let llshimfn = build_shim_fn(ccx, native_item, tys, cc); build_wrap_fn(ccx, tys, vec::len(tps), llshimfn, llwrapfn);
build_wrap_fn(ccx, tys, vec::len(tps), llshimfn, llwrapfn);
}
none {
ccx.sess.span_bug(
native_item.span,
"unbound function item in trans_native_mod");
}
}
} }
} }
} }
@ -360,3 +356,48 @@ fn register_crust_fn(ccx: crate_ctxt, sp: span,
register_fn_fuller(ccx, sp, path, "crust fn", node_id, register_fn_fuller(ccx, sp, path, "crust fn", node_id,
t, lib::llvm::CCallConv, llfty) t, lib::llvm::CCallConv, llfty)
} }
fn abi_of_native_fn(ccx: crate_ctxt, i: @ast::native_item)
-> ast::native_abi {
alt attr::get_meta_item_value_str_by_name(i.attrs, "abi") {
none {
alt check ccx.tcx.items.get(i.id) {
ast_map::node_native_item(_, abi, _) { abi }
}
}
some(_) {
alt attr::native_abi(i.attrs) {
either::right(abi) { abi }
either::left(msg) { ccx.sess.span_fatal(i.span, msg); }
}
}
}
}
fn decl_native_fn(ccx: crate_ctxt, i: @ast::native_item,
pth: ast_map::path) -> ValueRef {
alt i.node {
ast::native_item_fn(_, tps) {
let node_type = ty::node_id_to_type(ccx.tcx, i.id);
alt abi_of_native_fn(ccx, i) {
ast::native_abi_rust_intrinsic {
// For intrinsics: link the function directly to the intrinsic
// function itself.
let fn_type = type_of_fn_from_ty(
ccx, node_type, param_bounds(ccx, tps));
let ri_name = "rust_intrinsic_" + native::link_name(i);
ccx.item_symbols.insert(i.id, ri_name);
get_extern_fn(ccx.externs, ccx.llmod, ri_name,
lib::llvm::CCallConv, fn_type)
}
ast::native_abi_cdecl | ast::native_abi_stdcall {
// For true external functions: create a rust wrapper
// and link to that. The rust wrapper will handle
// switching to the C stack.
register_fn(ccx, i.span, pth, "native fn", tps, i.id)
}
}
}
}
}

7
src/rustc/middle/ty.rs
View file

@ -2157,7 +2157,8 @@ fn iface_methods(cx: ctxt, id: ast::def_id) -> @[method] {
fn impl_iface(cx: ctxt, id: ast::def_id) -> option<t> { fn impl_iface(cx: ctxt, id: ast::def_id) -> option<t> {
if id.crate == ast::local_crate { if id.crate == ast::local_crate {
option::map(cx.tcache.find(id), {|it| it.ty}) let t = cx.tcache.get(id).ty;
if get(t).struct == ty_nil { none } else { some(t) }
} else { } else {
csearch::get_impl_iface(cx, id) csearch::get_impl_iface(cx, id)
} }
@ -2203,7 +2204,7 @@ fn item_path(cx: ctxt, id: ast::def_id) -> ast_map::path {
*path + [item_elt] *path + [item_elt]
} }
ast_map::node_native_item(nitem, path) { ast_map::node_native_item(nitem, _, path) {
*path + [ast_map::path_name(nitem.ident)] *path + [ast_map::path_name(nitem.ident)]
} }
@ -2216,7 +2217,7 @@ fn item_path(cx: ctxt, id: ast::def_id) -> ast_map::path {
} }
ast_map::node_expr(_) | ast_map::node_arg(_, _) | ast_map::node_expr(_) | ast_map::node_arg(_, _) |
ast_map::node_local(_) | ast_map::node_res_ctor(_) | ast_map::node_local(_) | ast_map::node_ctor(_) |
ast_map::node_export(_, _) { ast_map::node_export(_, _) {
cx.sess.bug(#fmt["cannot find item_path for node %?", node]); cx.sess.bug(#fmt["cannot find item_path for node %?", node]);
} }

8
src/rustc/middle/typeck.rs
View file

@ -258,7 +258,7 @@ fn ast_ty_to_ty(tcx: ty::ctxt, mode: mode, &&ast_ty: @ast::ty) -> ty::t {
some(ast_map::node_item(item, _)) { some(ast_map::node_item(item, _)) {
ty_of_item(tcx, mode, item) ty_of_item(tcx, mode, item)
} }
some(ast_map::node_native_item(native_item, _)) { some(ast_map::node_native_item(native_item, _, _)) {
ty_of_native_item(tcx, mode, native_item) ty_of_native_item(tcx, mode, native_item)
} }
_ { _ {
@ -906,7 +906,11 @@ mod collect {
} }
} }
} }
_ {} _ {
// Store the bounds with a nil type.
tcx.tcache.insert(local_def(it.id), {bounds: i_bounds,
ty: ty::mk_nil(tcx)});
}
} }
} }
ast::item_res(decl, tps, _, dtor_id, ctor_id) { ast::item_res(decl, tps, _, dtor_id, ctor_id) {

2
src/rustdoc/astsrv.rs
View file

@ -109,7 +109,7 @@ fn build_ctxt(sess: session::session, ast: @ast::crate,
let ast = config::strip_unconfigured_items(ast); let ast = config::strip_unconfigured_items(ast);
let ast = front::test::modify_for_testing(sess, ast); let ast = front::test::modify_for_testing(sess, ast);
let ast_map = ast_map::map_crate(*ast); let ast_map = ast_map::map_crate(sess, *ast);
*ignore_errors = true; *ignore_errors = true;
let exp_map = resolve::resolve_crate_reexports(sess, ast_map, ast); let exp_map = resolve::resolve_crate_reexports(sess, ast_map, ast);
*ignore_errors = false; *ignore_errors = false;

2
src/rustdoc/attr_pass.rs
View file

@ -97,7 +97,7 @@ fn parse_item_attrs<T:send>(
astsrv::exec(srv) {|ctxt| astsrv::exec(srv) {|ctxt|
let attrs = alt ctxt.ast_map.get(id) { let attrs = alt ctxt.ast_map.get(id) {
ast_map::node_item(item, _) { item.attrs } ast_map::node_item(item, _) { item.attrs }
ast_map::node_native_item(item, _) { item.attrs } ast_map::node_native_item(item, _, _) { item.attrs }
_ { _ {
fail "parse_item_attrs: not an item"; fail "parse_item_attrs: not an item";
} }

6
src/rustdoc/tystr_pass.rs
View file

@ -57,7 +57,7 @@ fn get_fn_sig(srv: astsrv::srv, fn_id: doc::ast_id) -> option<str> {
ast_map::node_native_item(@{ ast_map::node_native_item(@{
ident: ident, ident: ident,
node: ast::native_item_fn(decl, _), _ node: ast::native_item_fn(decl, _), _
}, _) { }, _, _) {
some(pprust::fun_to_str(decl, ident, [])) some(pprust::fun_to_str(decl, ident, []))
} }
} }
@ -100,7 +100,7 @@ fn get_ret_ty(srv: astsrv::srv, fn_id: doc::ast_id) -> option<str> {
}, _) | }, _) |
ast_map::node_native_item(@{ ast_map::node_native_item(@{
node: ast::native_item_fn(decl, _), _ node: ast::native_item_fn(decl, _), _
}, _) { }, _, _) {
ret_ty_to_str(decl) ret_ty_to_str(decl)
} }
} }
@ -161,7 +161,7 @@ fn get_arg_tys(srv: astsrv::srv, fn_id: doc::ast_id) -> [(str, str)] {
}, _) | }, _) |
ast_map::node_native_item(@{ ast_map::node_native_item(@{
node: ast::native_item_fn(decl, _), _ node: ast::native_item_fn(decl, _), _
}, _) { }, _, _) {
decl_arg_tys(decl) decl_arg_tys(decl)
} }
} }