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Avoid mangling names differently in debug builds to work around a build error. Fix up file name and path debug information, and build one compilation unit for a crate instead of one per source file.

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This commit is contained in:
Josh Matthews 2012-03-21 18:56:20 -04:00
parent c8ab0c1b3b
commit 8142438938
9 changed files with 65 additions and 52 deletions
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3
Makefile.in
View File

@ -114,6 +114,9 @@ CFG_LIBRUSTC :=$(call CFG_LIB_NAME,rustc)
STDLIB_GLOB :=$(call CFG_LIB_GLOB,std)
CORELIB_GLOB :=$(call CFG_LIB_GLOB,core)
LIBRUSTC_GLOB :=$(call CFG_LIB_GLOB,rustc)
STDLIB_DSYM_GLOB :=$(call CFG_LIB_DSYM_GLOB,std)
CORELIB_DSYM_GLOB :=$(call CFG_LIB_DSYM_GLOB,core)
LIBRUSTC_DSYM_GLOB :=$(call CFG_LIB_DSYM_GLOB,rustc)
# version-string calculation
CFG_GIT_DIR := $(CFG_SRC_DIR).git

9
mk/host.mk
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@ -31,7 +31,8 @@ $$(HLIB$(2)_H_$(4))/$$(CFG_LIBRUSTC): \
$$(HSTDLIB_DEFAULT$(2)_H_$(3))
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(Q)cp $$(TLIB$(1)_T_$(4)_H_$(3))/$(LIBRUSTC_GLOB) \
$$(Q)cp -R $$(TLIB$(1)_T_$(4)_H_$(3))/$(LIBRUSTC_GLOB) \
$$(TLIB$(1)_T_$(4)_H_$(3))/$(LIBRUSTC_DSYM_GLOB) \
$$(HLIB$(2)_H_$(4))
$$(HLIB$(2)_H_$(4))/$$(CFG_RUNTIME): \
@ -44,7 +45,8 @@ $$(HLIB$(2)_H_$(4))/$$(CFG_CORELIB): \
$$(HLIB$(2)_H_$(4))/$$(CFG_RUNTIME)
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(Q)cp $$(TLIB$(1)_T_$(4)_H_$(3))/$(CORELIB_GLOB) \
$$(Q)cp -R $$(TLIB$(1)_T_$(4)_H_$(3))/$(CORELIB_GLOB) \
$$(TLIB$(1)_T_$(4)_H_$(3))/$(CORELIB_DSYM_GLOB) \
$$(HLIB$(2)_H_$(4))
$$(HLIB$(2)_H_$(4))/$$(CFG_STDLIB): \
@ -53,7 +55,8 @@ $$(HLIB$(2)_H_$(4))/$$(CFG_STDLIB): \
$$(HLIB$(2)_H_$(4))/$$(CFG_RUNTIME)
@$$(call E, cp: $$@)
$$(Q)cp $$< $$@
$$(Q)cp $$(TLIB$(1)_T_$(4)_H_$(3))/$(STDLIB_GLOB) \
$$(Q)cp -R $$(TLIB$(1)_T_$(4)_H_$(3))/$(STDLIB_GLOB) \
$$(TLIB$(1)_T_$(4)_H_$(3))/$(STDLIB_DSYM_GLOB) \
$$(HLIB$(2)_H_$(4))
$$(HLIB$(2)_H_$(4))/libcore.rlib: \

1
mk/platform.mk
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@ -85,6 +85,7 @@ endif
ifneq ($(findstring darwin,$(CFG_OSTYPE)),)
CFG_LIB_NAME=lib$(1).dylib
CFG_LIB_GLOB=lib$(1)-*.dylib
CFG_LIB_DSYM_GLOB=lib$(1)-*.dylib.dSYM
CFG_UNIXY := 1
CFG_LDENV := DYLD_LIBRARY_PATH
CFG_GCCISH_LINK_FLAGS += -dynamiclib -lpthread -framework CoreServices -Wl,-no_compact_unwind

13
src/rustc/driver/driver.rs
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@ -449,19 +449,18 @@ fn build_session_options(match: getopts::match,
ret sopts;
}
fn build_session(sopts: @session::options, input: str,
fn build_session(sopts: @session::options,
demitter: diagnostic::emitter) -> session {
let codemap = codemap::new_codemap();
let diagnostic_handler =
diagnostic::mk_handler(some(demitter));
let span_diagnostic_handler =
diagnostic::mk_span_handler(diagnostic_handler, codemap);
build_session_(sopts, input, codemap, demitter,
span_diagnostic_handler)
build_session_(sopts, codemap, demitter, span_diagnostic_handler)
}
fn build_session_(
sopts: @session::options, input: str,
sopts: @session::options,
codemap: codemap::codemap,
demitter: diagnostic::emitter,
span_diagnostic_handler: diagnostic::span_handler
@ -488,7 +487,7 @@ fn build_session_(
span_diagnostic: span_diagnostic_handler,
filesearch: filesearch,
mutable building_library: false,
working_dir: path::dirname(input)}
working_dir: os::getcwd()}
}
fn parse_pretty(sess: session, &&name: str) -> pp_mode {
@ -636,7 +635,7 @@ mod test {
getopts::fail_str(f); }
};
let sessopts = build_session_options(match, diagnostic::emit);
let sess = build_session(sessopts, "", diagnostic::emit);
let sess = build_session(sessopts, diagnostic::emit);
let cfg = build_configuration(sess, "whatever", "whatever");
assert (attr::contains_name(cfg, "test"));
}
@ -652,7 +651,7 @@ mod test {
getopts::fail_str(f); }
};
let sessopts = build_session_options(match, diagnostic::emit);
let sess = build_session(sessopts, "", diagnostic::emit);
let sess = build_session(sessopts, diagnostic::emit);
let cfg = build_configuration(sess, "whatever", "whatever");
let test_items = attr::find_meta_items_by_name(cfg, "test");
assert (vec::len(test_items) == 1u);

2
src/rustc/driver/rustc.rs
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@ -99,7 +99,7 @@ fn run_compiler(args: [str], demitter: diagnostic::emitter) {
};
let sopts = build_session_options(match, demitter);
let sess = build_session(sopts, ifile, demitter);
let sess = build_session(sopts, demitter);
let odir = getopts::opt_maybe_str(match, "out-dir");
let ofile = getopts::opt_maybe_str(match, "o");
let cfg = build_configuration(sess, binary, ifile);

7
src/rustc/middle/trans/base.rs
View File

@ -402,7 +402,7 @@ fn declare_tydesc(ccx: @crate_ctxt, t: ty::t) -> @tydesc_info {
llsize = llsize_of(ccx, llty);
llalign = llalign_of(ccx, llty);
let name;
if ccx.sess.opts.debuginfo {
if false /*ccx.sess.opts.debuginfo*/ { //XXX this triggers duplicate LLVM symbols
name = mangle_internal_name_by_type_only(ccx, t, "tydesc");
} else { name = mangle_internal_name_by_seq(ccx, "tydesc"); }
note_unique_llvm_symbol(ccx, name);
@ -427,7 +427,7 @@ fn declare_generic_glue(ccx: @crate_ctxt, t: ty::t, llfnty: TypeRef,
name: str) -> ValueRef {
let name = name;
let fn_nm;
if ccx.sess.opts.debuginfo {
if false /*ccx.sess.opts.debuginfo*/ { //XXX this triggers duplicate LLVM symbols
fn_nm = mangle_internal_name_by_type_only(ccx, t, "glue_" + name);
} else {
fn_nm = mangle_internal_name_by_seq(ccx, "glue_" + name);
@ -4672,8 +4672,7 @@ fn trans_crate(sess: session::session, crate: @ast::crate, tcx: ty::ctxt,
lib::llvm::associate_type(tn, "tydesc", tydesc_type);
let crate_map = decl_crate_map(sess, link_meta.name, llmod);
let dbg_cx = if sess.opts.debuginfo {
option::some(@{llmetadata: map::int_hash(),
names: new_namegen()})
option::some(debuginfo::mk_ctxt(llmod_id))
} else {
option::none
};

2
src/rustc/middle/trans/common.rs
View File

@ -114,7 +114,7 @@ type crate_ctxt = {
builder: BuilderRef_res,
shape_cx: shape::ctxt,
crate_map: ValueRef,
dbg_cx: option<@debuginfo::debug_ctxt>,
dbg_cx: option<debuginfo::debug_ctxt>,
mutable do_not_commit_warning_issued: bool};
// Types used for llself.

78
src/rustc/middle/trans/debuginfo.rs
View File

@ -1,3 +1,4 @@
import std::map;
import std::map::hashmap;
import lib::llvm::llvm;
import lib::llvm::ValueRef;
@ -17,6 +18,7 @@ export create_function;
export create_arg;
export update_source_pos;
export debug_ctxt;
export mk_ctxt;
const LLVMDebugVersion: int = (9 << 16);
@ -75,8 +77,7 @@ fn llnull() -> ValueRef unsafe {
fn add_named_metadata(cx: @crate_ctxt, name: str, val: ValueRef) {
str::as_c_str(name, {|sbuf|
llvm::LLVMAddNamedMetadataOperand(cx.llmod, sbuf,
val)
llvm::LLVMAddNamedMetadataOperand(cx.llmod, sbuf, val)
})
}
@ -84,9 +85,16 @@ fn add_named_metadata(cx: @crate_ctxt, name: str, val: ValueRef) {
type debug_ctxt = {
llmetadata: metadata_cache,
names: namegen
names: namegen,
crate_file: str
};
fn mk_ctxt(crate: str) -> debug_ctxt {
{llmetadata: map::int_hash(),
names: new_namegen(),
crate_file: crate}
}
fn update_cache(cache: metadata_cache, mdtag: int, val: debug_metadata) {
let existing = if cache.contains_key(mdtag) {
cache.get(mdtag)
@ -99,7 +107,7 @@ fn update_cache(cache: metadata_cache, mdtag: int, val: debug_metadata) {
type metadata<T> = {node: ValueRef, data: T};
type file_md = {path: str};
type compile_unit_md = {path: str};
type compile_unit_md = {name: str};
type subprogram_md = {id: ast::node_id};
type local_var_md = {id: ast::node_id};
type tydesc_md = {hash: uint};
@ -154,41 +162,35 @@ fn cached_metadata<T: copy>(cache: metadata_cache, mdtag: int,
ret option::none;
}
fn create_compile_unit(cx: @crate_ctxt, full_path: str)
fn create_compile_unit(cx: @crate_ctxt)
-> @metadata<compile_unit_md> unsafe {
let cache = get_cache(cx);
let crate_name = option::get(cx.dbg_cx).crate_file;
let tg = CompileUnitTag;
alt cached_metadata::<@metadata<compile_unit_md>>(cache, tg,
{|md| md.data.path == full_path}) {
{|md| md.data.name == crate_name}) {
option::some(md) { ret md; }
option::none {}
}
let work_dir = cx.sess.working_dir;
let file_path = if str::starts_with(full_path, work_dir) {
str::slice(full_path, str::len(work_dir), str::len(full_path))
} else {
full_path
};
let (_, work_dir) = get_file_path_and_dir(cx.sess.working_dir,
crate_name);
let unit_metadata = [lltag(tg),
llunused(),
lli32(DW_LANG_RUST),
llstr(file_path),
llstr(crate_name),
llstr(work_dir),
llstr(#env["CFG_VERSION"]),
lli1(false), // main compile unit
lli1(true), // deprecated: main compile unit
lli1(cx.sess.opts.optimize != 0u),
llstr(""), // flags (???)
lli32(0) // runtime version (???)
// list of enum types
// list of retained values
// list of subprograms
// list of global variables
];
let unit_node = llmdnode(unit_metadata);
add_named_metadata(cx, "llvm.dbg.cu", unit_node);
let mdval = @{node: unit_node, data: {path: full_path}};
let mdval = @{node: unit_node, data: {name: crate_name}};
update_cache(cache, tg, compile_unit_metadata(mdval));
ret mdval;
}
@ -196,6 +198,15 @@ fn get_cache(cx: @crate_ctxt) -> metadata_cache {
option::get(cx.dbg_cx).llmetadata
}
fn get_file_path_and_dir(work_dir: str, full_path: str) -> (str, str) {
(if str::starts_with(full_path, work_dir) {
str::slice(full_path, str::len(work_dir) + 1u,
str::len(full_path))
} else {
full_path
}, work_dir)
}
fn create_file(cx: @crate_ctxt, full_path: str) -> @metadata<file_md> {
let cache = get_cache(cx);;
let tg = FileDescriptorTag;
@ -205,12 +216,12 @@ fn create_file(cx: @crate_ctxt, full_path: str) -> @metadata<file_md> {
option::none {}
}
let fname = path::basename(full_path);
let path = path::dirname(full_path);
let unit_node = create_compile_unit(cx, full_path).node;
let (file_path, work_dir) = get_file_path_and_dir(cx.sess.working_dir,
full_path);
let unit_node = create_compile_unit(cx).node;
let file_md = [lltag(tg),
llstr(fname),
llstr(path),
llstr(file_path),
llstr(work_dir),
unit_node];
let val = llmdnode(file_md);
let mdval = @{node: val, data: {path: full_path}};
@ -310,7 +321,7 @@ fn create_basic_type(cx: @crate_ctxt, t: ty::t, ty: ast::prim_ty, span: span)
let fname = filename_from_span(cx, span);
let file_node = create_file(cx, fname);
let cu_node = create_compile_unit(cx, fname);
let cu_node = create_compile_unit(cx);
let (size, align) = size_and_align_of(cx, t);
let lldata = [lltag(tg),
cu_node.node,
@ -463,7 +474,7 @@ fn create_composite_type(type_tag: int, name: str, file: ValueRef, line: int,
lli32(line), // source line definition
lli64(size), // size of members
lli64(align), // align
lli64(offset), // offset
lli32/*64*/(offset), // offset
lli32(0), // flags
if option::is_none(derived) {
llnull()
@ -781,13 +792,9 @@ fn create_function(fcx: fn_ctxt) -> @metadata<subprogram_md> {
option::none {}
}
let path = path_str(fcx.path);
let loc = codemap::lookup_char_pos(cx.sess.codemap,
sp.lo);
let file_node = create_file(cx, loc.file.name).node;
let key = if cx.item_symbols.contains_key(fcx.id) { fcx.id } else { id };
let mangled = cx.item_symbols.get(key);
let ty_node = if cx.sess.opts.extra_debuginfo {
alt ret_ty.node {
ast::ty_nil { llnull() }
@ -804,17 +811,17 @@ fn create_function(fcx: fn_ctxt) -> @metadata<subprogram_md> {
llunused(),
file_node,
llstr(ident),
llstr(path), //XXX fully-qualified C++ name
llstr(mangled), //XXX MIPS name?????
llstr(ident), //XXX fully-qualified C++ name
llstr(""), //XXX MIPS name?????
file_node,
lli32(loc.line as int),
sub_node,
lli1(false), //XXX static (check export)
lli1(true), // not extern
lli1(true), // defined in compilation unit
lli32(DW_VIRTUALITY_none), // virtual-ness
lli32(0i), //index into virt func
llnull(), // base type with vtbl
lli1(false), // artificial
/*llnull()*/ lli32(0), // base type with vtbl
lli32(256), // flags
lli1(cx.sess.opts.optimize != 0u),
fcx.llfn
//list of template params
@ -825,5 +832,6 @@ fn create_function(fcx: fn_ctxt) -> @metadata<subprogram_md> {
add_named_metadata(cx, "llvm.dbg.sp", val);
let mdval = @{node: val, data: {id: id}};
update_cache(cache, SubprogramTag, subprogram_metadata(mdval));
ret mdval;
}

2
src/rustdoc/astsrv.rs
View File

@ -155,7 +155,7 @@ fn build_session() -> (session::session, @mutable bool) {
let error_handlers = build_error_handlers(codemap);
let {emitter, span_handler, ignore_errors} = error_handlers;
let session = driver::build_session_(sopts, ".", codemap, emitter,
let session = driver::build_session_(sopts, codemap, emitter,
span_handler);
(session, ignore_errors)
}