Separate driver rustc and librustc
rustc is now a minimal wrapper of librustc.
This commit is contained in:
parent
28b825d846
commit
bc95ccb536
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@ -209,8 +209,11 @@ STDLIB_INPUTS := $(wildcard $(addprefix $(S)src/libstd/, \
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######################################################################
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COMPILER_CRATE := $(S)src/comp/rustc.rc
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COMPILER_INPUTS := $(wildcard $(addprefix $(S)src/comp/, \
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rustc.rc *.rs */*.rs */*/*.rs))
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COMPILER_INPUTS := $(filter-out $(S)src/comp/driver/rustc.rs, \
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$(wildcard $(addprefix $(S)src/comp/, \
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rustc.rc *.rs */*.rs */*/*.rs)))
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RUSTC_INPUTS := $(S)src/comp/driver/rustc.rs
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######################################################################
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# LLVM macros
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@ -2,8 +2,9 @@
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ifdef CFG_PERF_TOOL
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rustc-perf$(X): $(CFG_HOST_TRIPLE)/stage2/bin/rustc$(X)
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@$(call E, perf compile: $@)
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$(PERF_STAGE2_T_$(CFG_HOST_TRIPLE)_H_$(CFG_HOST_TRIPLE)) -o $@ $(COMPILER_CRATE) >rustc-perf.err 2>&1
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$(Q)rm -f $@
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$(PERF_STAGE2_T_$(CFG_HOST_TRIPLE)_H_$(CFG_HOST_TRIPLE)) --lib \
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-o $@ $(COMPILER_CRATE) >rustc-perf.err 2>&1
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$(Q)rm -f $(LIBRUSTC_GLOB)
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else
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rustc-perf$(X): $(CFG_HOST_TRIPLE)/stage2/bin/rustc$(X)
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$(Q)touch $@
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@ -46,17 +46,14 @@ $$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUSTLLVM): \
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$$(Q)cp $$< $$@
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$$(TBIN$(1)_T_$(2)_H_$(3))/rustc$$(X): \
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$$(COMPILER_CRATE) $$(COMPILER_INPUTS) \
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$$(TSREQ$(1)_T_$(2)_H_$(3)) \
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$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUSTLLVM) \
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$$(TCORELIB_DEFAULT$(1)_T_$(2)_H_$(3)) \
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$$(TSTDLIB_DEFAULT$(1)_T_$(2)_H_$(3))
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$$(RUSTC_INPUTS) \
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$$(TLIBRUSTC_DEFAULT$(1)_T_$(2)_H_$(3))
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@$$(call E, compile_and_link: $$@)
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$$(STAGE$(1)_T_$(2)_H_$(3)) -o $$@ $$<
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$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_LIBRUSTC): \
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$$(COMPILER_CRATE) $$(COMPILER_INPUTS) \
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$$(TSREQ$(1)_T_$(2)_H_$(3)) \
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$$(TSREQ$(1)_T_$(2)_H_$(3)) \
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$$(TLIB$(1)_T_$(2)_H_$(3))/$$(CFG_RUSTLLVM) \
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$$(TCORELIB_DEFAULT$(1)_T_$(2)_H_$(3)) \
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$$(TSTDLIB_DEFAULT$(1)_T_$(2)_H_$(3))
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@ -0,0 +1,615 @@
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// -*- rust -*-
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import metadata::{creader, cstore};
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import syntax::parse::{parser};
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import syntax::{ast, codemap};
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import front::attr;
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import middle::{trans, resolve, freevars, kind, ty, typeck, fn_usage,
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last_use};
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import syntax::print::{pp, pprust};
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import util::{ppaux, filesearch};
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import back::link;
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import core::{option, str, int, result};
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import result::{ok, err};
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import std::{fs, io, getopts};
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import option::{some, none};
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import getopts::{optopt, optmulti, optflag, optflagopt, opt_present};
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import back::{x86, x86_64};
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tag pp_mode { ppm_normal; ppm_expanded; ppm_typed; ppm_identified; }
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fn default_configuration(sess: session::session, argv0: str, input: str) ->
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ast::crate_cfg {
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let libc =
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alt sess.get_targ_cfg().os {
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session::os_win32. { "msvcrt.dll" }
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session::os_macos. { "libc.dylib" }
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session::os_linux. { "libc.so.6" }
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_ { "libc.so" }
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};
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let mk = attr::mk_name_value_item_str;
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let arch = alt sess.get_targ_cfg().arch {
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session::arch_x86. { "x86" }
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session::arch_x86_64. { "x86_64" }
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session::arch_arm. { "arm" }
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};
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ret [ // Target bindings.
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mk("target_os", std::os::target_os()),
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mk("target_arch", arch),
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mk("target_libc", libc),
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// Build bindings.
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mk("build_compiler", argv0),
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mk("build_input", input)];
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}
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fn build_configuration(sess: session::session, argv0: str, input: str) ->
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ast::crate_cfg {
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// Combine the configuration requested by the session (command line) with
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// some default and generated configuration items
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let default_cfg = default_configuration(sess, argv0, input);
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let user_cfg = sess.get_opts().cfg;
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// If the user wants a test runner, then add the test cfg
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let gen_cfg =
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{
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if sess.get_opts().test && !attr::contains_name(user_cfg, "test")
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{
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[attr::mk_word_item("test")]
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} else { [] }
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};
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ret user_cfg + gen_cfg + default_cfg;
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}
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// Convert strings provided as --cfg [cfgspec] into a crate_cfg
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fn parse_cfgspecs(cfgspecs: [str]) -> ast::crate_cfg {
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// FIXME: It would be nice to use the parser to parse all varieties of
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// meta_item here. At the moment we just support the meta_word variant.
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let words = [];
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for s: str in cfgspecs { words += [attr::mk_word_item(s)]; }
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ret words;
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}
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fn input_is_stdin(filename: str) -> bool { filename == "-" }
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fn parse_input(sess: session::session, cfg: ast::crate_cfg, input: str) ->
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@ast::crate {
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if !input_is_stdin(input) {
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parser::parse_crate_from_file(input, cfg, sess.get_parse_sess())
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} else { parse_input_src(sess, cfg, input).crate }
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}
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fn parse_input_src(sess: session::session, cfg: ast::crate_cfg, infile: str)
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-> {crate: @ast::crate, src: str} {
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let srcbytes = if infile != "-" {
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alt io::file_reader(infile) {
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result::ok(reader) { reader }
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result::err(e) {
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sess.fatal(e)
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}
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}
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} else {
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io::stdin()
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}.read_whole_stream();
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let src = str::unsafe_from_bytes(srcbytes);
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let crate =
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parser::parse_crate_from_source_str(infile, src, cfg,
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sess.get_parse_sess());
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ret {crate: crate, src: src};
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}
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fn time<T>(do_it: bool, what: str, thunk: fn@() -> T) -> T {
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if !do_it { ret thunk(); }
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let start = std::time::precise_time_s();
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let rv = thunk();
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let end = std::time::precise_time_s();
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log_err #fmt["time: %s took %s s", what,
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float::to_str(end - start, 3u)];
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ret rv;
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}
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fn inject_libcore_reference(sess: session::session,
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crate: @ast::crate) -> @ast::crate {
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fn spanned<copy T>(x: T) -> @ast::spanned<T> {
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ret @{node: x,
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span: {lo: 0u, hi: 0u,
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expanded_from: codemap::os_none}};
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}
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let n1 = sess.next_node_id();
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let n2 = sess.next_node_id();
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let vi1 = spanned(ast::view_item_use("core", [], n1));
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let vi2 = spanned(ast::view_item_import_glob(@["core"], n2));
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let vis = [vi1, vi2] + crate.node.module.view_items;
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ret @{node: {module: { view_items: vis with crate.node.module }
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with crate.node} with *crate }
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}
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fn compile_input(sess: session::session, cfg: ast::crate_cfg, input: str,
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outdir: option::t<str>, output: option::t<str>) {
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let time_passes = sess.get_opts().time_passes;
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let crate =
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time(time_passes, "parsing", bind parse_input(sess, cfg, input));
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if sess.get_opts().parse_only { ret; }
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sess.set_building_library(crate);
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crate =
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time(time_passes, "configuration",
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bind front::config::strip_unconfigured_items(crate));
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if sess.get_opts().test {
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crate =
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time(time_passes, "building test harness",
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bind front::test::modify_for_testing(sess, crate));
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}
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crate =
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time(time_passes, "expansion",
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bind syntax::ext::expand::expand_crate(sess, crate));
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if sess.get_opts().libcore {
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crate = inject_libcore_reference(sess, crate);
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}
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let ast_map =
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time(time_passes, "ast indexing",
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bind middle::ast_map::map_crate(*crate));
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time(time_passes, "external crate/lib resolution",
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bind creader::read_crates(sess, *crate));
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let {def_map, exp_map, impl_map} =
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time(time_passes, "resolution",
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bind resolve::resolve_crate(sess, ast_map, crate));
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let freevars =
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time(time_passes, "freevar finding",
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bind freevars::annotate_freevars(def_map, crate));
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time(time_passes, "const checking",
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bind middle::check_const::check_crate(sess, crate));
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let ty_cx = ty::mk_ctxt(sess, def_map, ast_map, freevars);
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let method_map = time(time_passes, "typechecking",
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bind typeck::check_crate(ty_cx, impl_map, crate));
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time(time_passes, "block-use checking",
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bind middle::block_use::check_crate(ty_cx, crate));
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time(time_passes, "function usage",
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bind fn_usage::check_crate_fn_usage(ty_cx, crate));
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time(time_passes, "alt checking",
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bind middle::check_alt::check_crate(ty_cx, crate));
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time(time_passes, "typestate checking",
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bind middle::tstate::ck::check_crate(ty_cx, crate));
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let mut_map =
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time(time_passes, "mutability checking",
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bind middle::mut::check_crate(ty_cx, crate));
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let (copy_map, ref_map) =
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time(time_passes, "alias checking",
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bind middle::alias::check_crate(ty_cx, crate));
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let last_uses = time(time_passes, "last use finding",
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bind last_use::find_last_uses(crate, def_map, ref_map, ty_cx));
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time(time_passes, "kind checking",
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bind kind::check_crate(ty_cx, method_map, last_uses, crate));
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if sess.get_opts().no_trans { ret; }
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let outputs = build_output_filenames(input, outdir, output, sess);
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let (llmod, link_meta) =
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time(time_passes, "translation",
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bind trans::trans_crate(sess, crate, ty_cx,
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outputs.obj_filename, exp_map, ast_map,
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mut_map, copy_map, last_uses,
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method_map));
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time(time_passes, "LLVM passes",
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bind link::write::run_passes(sess, llmod, outputs.obj_filename));
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let stop_after_codegen =
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sess.get_opts().output_type != link::output_type_exe ||
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sess.get_opts().static && sess.building_library();
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if stop_after_codegen { ret; }
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time(time_passes, "Linking",
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bind link::link_binary(sess, outputs.obj_filename,
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outputs.out_filename, link_meta));
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}
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fn pretty_print_input(sess: session::session, cfg: ast::crate_cfg, input: str,
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ppm: pp_mode) {
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fn ann_paren_for_expr(node: pprust::ann_node) {
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alt node { pprust::node_expr(s, expr) { pprust::popen(s); } _ { } }
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}
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fn ann_typed_post(tcx: ty::ctxt, node: pprust::ann_node) {
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alt node {
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pprust::node_expr(s, expr) {
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pp::space(s.s);
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pp::word(s.s, "as");
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pp::space(s.s);
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pp::word(s.s, ppaux::ty_to_str(tcx, ty::expr_ty(tcx, expr)));
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pprust::pclose(s);
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}
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_ { }
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}
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}
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fn ann_identified_post(node: pprust::ann_node) {
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alt node {
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pprust::node_item(s, item) {
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pp::space(s.s);
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pprust::synth_comment(s, int::to_str(item.id, 10u));
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}
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pprust::node_block(s, blk) {
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pp::space(s.s);
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pprust::synth_comment(s,
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"block " + int::to_str(blk.node.id, 10u));
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}
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pprust::node_expr(s, expr) {
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pp::space(s.s);
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pprust::synth_comment(s, int::to_str(expr.id, 10u));
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pprust::pclose(s);
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}
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_ { }
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}
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}
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// Because the pretty printer needs to make a pass over the source
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// to collect comments and literals, and we need to support reading
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// from stdin, we're going to just suck the source into a string
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// so both the parser and pretty-printer can use it.
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let crate_src = parse_input_src(sess, cfg, input);
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let crate = crate_src.crate;
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let src = crate_src.src;
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let ann;
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alt ppm {
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ppm_expanded. {
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crate = syntax::ext::expand::expand_crate(sess, crate);
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ann = pprust::no_ann();
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}
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ppm_typed. {
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crate = syntax::ext::expand::expand_crate(sess, crate);
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let amap = middle::ast_map::map_crate(*crate);
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let {def_map, impl_map, _} =
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resolve::resolve_crate(sess, amap, crate);
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let freevars = freevars::annotate_freevars(def_map, crate);
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let ty_cx = ty::mk_ctxt(sess, def_map, amap, freevars);
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typeck::check_crate(ty_cx, impl_map, crate);
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ann = {pre: ann_paren_for_expr, post: bind ann_typed_post(ty_cx, _)};
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}
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ppm_identified. {
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ann = {pre: ann_paren_for_expr, post: ann_identified_post};
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}
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ppm_normal. { ann = pprust::no_ann(); }
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}
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pprust::print_crate(sess.get_codemap(), crate, input,
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io::string_reader(src), io::stdout(), ann);
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}
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fn get_os(triple: str) -> session::os {
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ret if str::find(triple, "win32") >= 0 ||
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str::find(triple, "mingw32") >= 0 {
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session::os_win32
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} else if str::find(triple, "darwin") >= 0 {
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session::os_macos
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} else if str::find(triple, "linux") >= 0 {
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session::os_linux
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} else { early_error("Unknown operating system!") };
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}
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fn get_arch(triple: str) -> session::arch {
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ret if str::find(triple, "i386") >= 0 || str::find(triple, "i486") >= 0 ||
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str::find(triple, "i586") >= 0 ||
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str::find(triple, "i686") >= 0 ||
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str::find(triple, "i786") >= 0 {
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session::arch_x86
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} else if str::find(triple, "x86_64") >= 0 {
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session::arch_x86_64
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} else if str::find(triple, "arm") >= 0 ||
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str::find(triple, "xscale") >= 0 {
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session::arch_arm
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} else { early_error("Unknown architecture! " + triple) };
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}
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fn build_target_config(sopts: @session::options) -> @session::config {
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let os = get_os(sopts.target_triple);
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let arch = get_arch(sopts.target_triple);
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let (int_type, uint_type, float_type) = alt arch {
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session::arch_x86. {(ast::ty_i32, ast::ty_u32, ast::ty_f64)}
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session::arch_x86_64. {(ast::ty_i64, ast::ty_u64, ast::ty_f64)}
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session::arch_arm. {(ast::ty_i32, ast::ty_u32, ast::ty_f64)}
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};
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let target_strs = alt arch {
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session::arch_x86. {x86::get_target_strs(os)}
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session::arch_x86_64. {x86_64::get_target_strs(os)}
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session::arch_arm. {x86::get_target_strs(os)}
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};
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let target_cfg: @session::config =
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@{os: os, arch: arch, target_strs: target_strs, int_type: int_type,
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uint_type: uint_type, float_type: float_type};
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ret target_cfg;
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}
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fn host_triple() -> str {
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// Get the host triple out of the build environment. This ensures that our
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// idea of the host triple is the same as for the set of libraries we've
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// actually built. We can't just take LLVM's host triple because they
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// normalize all ix86 architectures to i386.
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// FIXME: Instead of grabbing the host triple we really should be
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// grabbing (at compile time) the target triple that this rustc is
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// built with and calling that (at runtime) the host triple.
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let ht = #env("CFG_HOST_TRIPLE");
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ret ht != "" ? ht : fail "rustc built without CFG_HOST_TRIPLE";
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}
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fn build_session_options(match: getopts::match)
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-> @session::options {
|
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let crate_type = if opt_present(match, "lib") {
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session::lib_crate
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} else if opt_present(match, "bin") {
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session::bin_crate
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} else {
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session::unknown_crate
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};
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let static = opt_present(match, "static");
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|
||||
let parse_only = opt_present(match, "parse-only");
|
||||
let no_trans = opt_present(match, "no-trans");
|
||||
|
||||
let output_type =
|
||||
if parse_only || no_trans {
|
||||
link::output_type_none
|
||||
} else if opt_present(match, "S") && opt_present(match, "emit-llvm") {
|
||||
link::output_type_llvm_assembly
|
||||
} else if opt_present(match, "S") {
|
||||
link::output_type_assembly
|
||||
} else if opt_present(match, "c") {
|
||||
link::output_type_object
|
||||
} else if opt_present(match, "emit-llvm") {
|
||||
link::output_type_bitcode
|
||||
} else { link::output_type_exe };
|
||||
let libcore = !opt_present(match, "no-core");
|
||||
let verify = !opt_present(match, "no-verify");
|
||||
let save_temps = opt_present(match, "save-temps");
|
||||
let extra_debuginfo = opt_present(match, "xg");
|
||||
let debuginfo = opt_present(match, "g") || extra_debuginfo;
|
||||
let stats = opt_present(match, "stats");
|
||||
let time_passes = opt_present(match, "time-passes");
|
||||
let time_llvm_passes = opt_present(match, "time-llvm-passes");
|
||||
let sysroot_opt = getopts::opt_maybe_str(match, "sysroot");
|
||||
let target_opt = getopts::opt_maybe_str(match, "target");
|
||||
let no_asm_comments = getopts::opt_present(match, "no-asm-comments");
|
||||
alt output_type {
|
||||
// unless we're emitting huamn-readable assembly, omit comments.
|
||||
link::output_type_llvm_assembly. | link::output_type_assembly. {}
|
||||
_ { no_asm_comments = true; }
|
||||
}
|
||||
let opt_level: uint =
|
||||
if opt_present(match, "O") {
|
||||
if opt_present(match, "opt-level") {
|
||||
early_error("-O and --opt-level both provided");
|
||||
}
|
||||
2u
|
||||
} else if opt_present(match, "opt-level") {
|
||||
alt getopts::opt_str(match, "opt-level") {
|
||||
"0" { 0u }
|
||||
"1" { 1u }
|
||||
"2" { 2u }
|
||||
"3" { 3u }
|
||||
_ {
|
||||
early_error("optimization level needs " +
|
||||
"to be between 0-3")
|
||||
}
|
||||
}
|
||||
} else { 0u };
|
||||
let target =
|
||||
alt target_opt {
|
||||
none. { host_triple() }
|
||||
some(s) { s }
|
||||
};
|
||||
|
||||
let addl_lib_search_paths = getopts::opt_strs(match, "L");
|
||||
let cfg = parse_cfgspecs(getopts::opt_strs(match, "cfg"));
|
||||
let test = opt_present(match, "test");
|
||||
let do_gc = opt_present(match, "gc");
|
||||
let warn_unused_imports = opt_present(match, "warn-unused-imports");
|
||||
let sopts: @session::options =
|
||||
@{crate_type: crate_type,
|
||||
static: static,
|
||||
libcore: libcore,
|
||||
optimize: opt_level,
|
||||
debuginfo: debuginfo,
|
||||
extra_debuginfo: extra_debuginfo,
|
||||
verify: verify,
|
||||
save_temps: save_temps,
|
||||
stats: stats,
|
||||
time_passes: time_passes,
|
||||
time_llvm_passes: time_llvm_passes,
|
||||
output_type: output_type,
|
||||
addl_lib_search_paths: addl_lib_search_paths,
|
||||
maybe_sysroot: sysroot_opt,
|
||||
target_triple: target,
|
||||
cfg: cfg,
|
||||
test: test,
|
||||
parse_only: parse_only,
|
||||
no_trans: no_trans,
|
||||
do_gc: do_gc,
|
||||
no_asm_comments: no_asm_comments,
|
||||
warn_unused_imports: warn_unused_imports};
|
||||
ret sopts;
|
||||
}
|
||||
|
||||
fn build_session(sopts: @session::options, input: str) -> session::session {
|
||||
let target_cfg = build_target_config(sopts);
|
||||
let cstore = cstore::mk_cstore();
|
||||
let filesearch = filesearch::mk_filesearch(
|
||||
sopts.maybe_sysroot,
|
||||
sopts.target_triple,
|
||||
sopts.addl_lib_search_paths);
|
||||
ret session::session(target_cfg, sopts, cstore,
|
||||
@{cm: codemap::new_codemap(), mutable next_id: 1},
|
||||
none, 0u, filesearch, false, fs::dirname(input));
|
||||
}
|
||||
|
||||
fn parse_pretty(sess: session::session, &&name: str) -> pp_mode {
|
||||
if str::eq(name, "normal") {
|
||||
ret ppm_normal;
|
||||
} else if str::eq(name, "expanded") {
|
||||
ret ppm_expanded;
|
||||
} else if str::eq(name, "typed") {
|
||||
ret ppm_typed;
|
||||
} else if str::eq(name, "identified") { ret ppm_identified; }
|
||||
sess.fatal("argument to `pretty` must be one of `normal`, `typed`, or " +
|
||||
"`identified`");
|
||||
}
|
||||
|
||||
fn opts() -> [getopts::opt] {
|
||||
ret [optflag("h"), optflag("help"), optflag("v"), optflag("version"),
|
||||
optflag("emit-llvm"), optflagopt("pretty"),
|
||||
optflag("ls"), optflag("parse-only"), optflag("no-trans"),
|
||||
optflag("O"), optopt("opt-level"), optmulti("L"), optflag("S"),
|
||||
optopt("o"), optopt("out-dir"), optflag("xg"),
|
||||
optflag("c"), optflag("g"), optflag("save-temps"),
|
||||
optopt("sysroot"), optopt("target"), optflag("stats"),
|
||||
optflag("time-passes"), optflag("time-llvm-passes"),
|
||||
optflag("no-verify"),
|
||||
optmulti("cfg"), optflag("test"),
|
||||
optflag("no-core"),
|
||||
optflag("lib"), optflag("bin"), optflag("static"), optflag("gc"),
|
||||
optflag("no-asm-comments"),
|
||||
optflag("warn-unused-imports")];
|
||||
}
|
||||
|
||||
fn build_output_filenames(ifile: str,
|
||||
odir: option::t<str>,
|
||||
ofile: option::t<str>,
|
||||
sess: session::session)
|
||||
-> @{out_filename: str, obj_filename:str} {
|
||||
let obj_path = "";
|
||||
let out_path: str = "";
|
||||
let sopts = sess.get_opts();
|
||||
let stop_after_codegen =
|
||||
sopts.output_type != link::output_type_exe ||
|
||||
sopts.static && sess.building_library();
|
||||
|
||||
|
||||
let obj_suffix =
|
||||
alt sopts.output_type {
|
||||
link::output_type_none. { "none" }
|
||||
link::output_type_bitcode. { "bc" }
|
||||
link::output_type_assembly. { "s" }
|
||||
link::output_type_llvm_assembly. { "ll" }
|
||||
// Object and exe output both use the '.o' extension here
|
||||
link::output_type_object. | link::output_type_exe. {
|
||||
"o"
|
||||
}
|
||||
};
|
||||
|
||||
alt ofile {
|
||||
none. {
|
||||
// "-" as input file will cause the parser to read from stdin so we
|
||||
// have to make up a name
|
||||
// We want to toss everything after the final '.'
|
||||
let dirname = alt odir {
|
||||
some(d) { d }
|
||||
none. {
|
||||
if input_is_stdin(ifile) {
|
||||
std::os::getcwd()
|
||||
} else {
|
||||
fs::dirname(ifile)
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
let (base_path, _) = if !input_is_stdin(ifile) {
|
||||
fs::splitext(ifile)
|
||||
} else {
|
||||
(fs::connect(dirname, "rust_out"), "")
|
||||
};
|
||||
|
||||
|
||||
if sess.building_library() {
|
||||
let basename = fs::basename(base_path);
|
||||
let dylibname = std::os::dylib_filename(basename);
|
||||
out_path = fs::connect(dirname, dylibname);
|
||||
obj_path = fs::connect(dirname, basename + "." + obj_path);
|
||||
} else {
|
||||
out_path = base_path;
|
||||
obj_path = base_path + "." + obj_suffix;
|
||||
}
|
||||
}
|
||||
|
||||
some(out_file) {
|
||||
out_path = out_file;
|
||||
obj_path = if stop_after_codegen {
|
||||
out_file
|
||||
} else {
|
||||
let (base, _) = fs::splitext(out_file);
|
||||
let modified = base + "." + obj_suffix;
|
||||
modified
|
||||
};
|
||||
|
||||
if sess.building_library() {
|
||||
// FIXME: We might want to warn here; we're actually not going to
|
||||
// respect the user's choice of library name when it comes time to
|
||||
// link, we'll be linking to lib<basename>-<hash>-<version>.so no
|
||||
// matter what.
|
||||
}
|
||||
|
||||
if odir != none {
|
||||
sess.warn("Ignoring --out-dir flag due to -o flag.");
|
||||
}
|
||||
}
|
||||
}
|
||||
ret @{out_filename: out_path,
|
||||
obj_filename: obj_path};
|
||||
}
|
||||
|
||||
fn early_error(msg: str) -> ! {
|
||||
codemap::print_diagnostic("", codemap::error, msg);
|
||||
fail;
|
||||
}
|
||||
|
||||
fn list_metadata(sess: session::session, path: str, out: io::writer) {
|
||||
metadata::creader::list_file_metadata(sess, path, out);
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
|
||||
// When the user supplies --test we should implicitly supply --cfg test
|
||||
#[test]
|
||||
fn test_switch_implies_cfg_test() {
|
||||
let match =
|
||||
alt getopts::getopts(["--test"], opts()) {
|
||||
ok(m) { m }
|
||||
};
|
||||
let sessopts = build_session_options(match);
|
||||
let sess = build_session(sessopts, "");
|
||||
let cfg = build_configuration(sess, "whatever", "whatever");
|
||||
assert (attr::contains_name(cfg, "test"));
|
||||
}
|
||||
|
||||
// When the user supplies --test and --cfg test, don't implicitly add
|
||||
// another --cfg test
|
||||
#[test]
|
||||
fn test_switch_implies_cfg_test_unless_cfg_test() {
|
||||
let match =
|
||||
alt getopts::getopts(["--test", "--cfg=test"], opts()) {
|
||||
ok(m) { m }
|
||||
};
|
||||
let sessopts = build_session_options(match);
|
||||
let sess = build_session(sessopts, "");
|
||||
let cfg = build_configuration(sess, "whatever", "whatever");
|
||||
let test_items = attr::find_meta_items_by_name(cfg, "test");
|
||||
assert (vec::len(test_items) == 1u);
|
||||
}
|
||||
}
|
||||
|
||||
// Local Variables:
|
||||
// mode: rust
|
||||
// fill-column: 78;
|
||||
// indent-tabs-mode: nil
|
||||
// c-basic-offset: 4
|
||||
// buffer-file-coding-system: utf-8-unix
|
||||
// End:
|
|
@ -1,290 +1,13 @@
|
|||
|
||||
use std;
|
||||
use rustc;
|
||||
|
||||
// -*- rust -*-
|
||||
import metadata::{creader, cstore};
|
||||
import syntax::parse::{parser};
|
||||
import syntax::{ast, codemap};
|
||||
import front::attr;
|
||||
import middle::{trans, resolve, freevars, kind, ty, typeck, fn_usage,
|
||||
last_use};
|
||||
import syntax::print::{pp, pprust};
|
||||
import util::{ppaux, filesearch};
|
||||
import back::link;
|
||||
import core::{option, str, vec, int, result};
|
||||
import core::{option, str, vec, result};
|
||||
import result::{ok, err};
|
||||
import std::{fs, io, getopts};
|
||||
import std::{io, getopts};
|
||||
import option::{some, none};
|
||||
import getopts::{optopt, optmulti, optflag, optflagopt, opt_present};
|
||||
import back::{x86, x86_64};
|
||||
|
||||
tag pp_mode { ppm_normal; ppm_expanded; ppm_typed; ppm_identified; }
|
||||
|
||||
fn default_configuration(sess: session::session, argv0: str, input: str) ->
|
||||
ast::crate_cfg {
|
||||
let libc =
|
||||
alt sess.get_targ_cfg().os {
|
||||
session::os_win32. { "msvcrt.dll" }
|
||||
session::os_macos. { "libc.dylib" }
|
||||
session::os_linux. { "libc.so.6" }
|
||||
_ { "libc.so" }
|
||||
};
|
||||
|
||||
let mk = attr::mk_name_value_item_str;
|
||||
|
||||
let arch = alt sess.get_targ_cfg().arch {
|
||||
session::arch_x86. { "x86" }
|
||||
session::arch_x86_64. { "x86_64" }
|
||||
session::arch_arm. { "arm" }
|
||||
};
|
||||
|
||||
ret [ // Target bindings.
|
||||
mk("target_os", std::os::target_os()),
|
||||
mk("target_arch", arch),
|
||||
mk("target_libc", libc),
|
||||
// Build bindings.
|
||||
mk("build_compiler", argv0),
|
||||
mk("build_input", input)];
|
||||
}
|
||||
|
||||
fn build_configuration(sess: session::session, argv0: str, input: str) ->
|
||||
ast::crate_cfg {
|
||||
// Combine the configuration requested by the session (command line) with
|
||||
// some default and generated configuration items
|
||||
let default_cfg = default_configuration(sess, argv0, input);
|
||||
let user_cfg = sess.get_opts().cfg;
|
||||
// If the user wants a test runner, then add the test cfg
|
||||
let gen_cfg =
|
||||
{
|
||||
if sess.get_opts().test && !attr::contains_name(user_cfg, "test")
|
||||
{
|
||||
[attr::mk_word_item("test")]
|
||||
} else { [] }
|
||||
};
|
||||
ret user_cfg + gen_cfg + default_cfg;
|
||||
}
|
||||
|
||||
// Convert strings provided as --cfg [cfgspec] into a crate_cfg
|
||||
fn parse_cfgspecs(cfgspecs: [str]) -> ast::crate_cfg {
|
||||
// FIXME: It would be nice to use the parser to parse all varieties of
|
||||
// meta_item here. At the moment we just support the meta_word variant.
|
||||
let words = [];
|
||||
for s: str in cfgspecs { words += [attr::mk_word_item(s)]; }
|
||||
ret words;
|
||||
}
|
||||
|
||||
fn input_is_stdin(filename: str) -> bool { filename == "-" }
|
||||
|
||||
fn parse_input(sess: session::session, cfg: ast::crate_cfg, input: str) ->
|
||||
@ast::crate {
|
||||
if !input_is_stdin(input) {
|
||||
parser::parse_crate_from_file(input, cfg, sess.get_parse_sess())
|
||||
} else { parse_input_src(sess, cfg, input).crate }
|
||||
}
|
||||
|
||||
fn parse_input_src(sess: session::session, cfg: ast::crate_cfg, infile: str)
|
||||
-> {crate: @ast::crate, src: str} {
|
||||
let srcbytes = if infile != "-" {
|
||||
alt io::file_reader(infile) {
|
||||
result::ok(reader) { reader }
|
||||
result::err(e) {
|
||||
sess.fatal(e)
|
||||
}
|
||||
}
|
||||
} else {
|
||||
io::stdin()
|
||||
}.read_whole_stream();
|
||||
let src = str::unsafe_from_bytes(srcbytes);
|
||||
let crate =
|
||||
parser::parse_crate_from_source_str(infile, src, cfg,
|
||||
sess.get_parse_sess());
|
||||
ret {crate: crate, src: src};
|
||||
}
|
||||
|
||||
fn time<T>(do_it: bool, what: str, thunk: fn@() -> T) -> T {
|
||||
if !do_it { ret thunk(); }
|
||||
let start = std::time::precise_time_s();
|
||||
let rv = thunk();
|
||||
let end = std::time::precise_time_s();
|
||||
log_err #fmt["time: %s took %s s", what,
|
||||
float::to_str(end - start, 3u)];
|
||||
ret rv;
|
||||
}
|
||||
|
||||
fn inject_libcore_reference(sess: session::session,
|
||||
crate: @ast::crate) -> @ast::crate {
|
||||
|
||||
fn spanned<copy T>(x: T) -> @ast::spanned<T> {
|
||||
ret @{node: x,
|
||||
span: {lo: 0u, hi: 0u,
|
||||
expanded_from: codemap::os_none}};
|
||||
}
|
||||
|
||||
let n1 = sess.next_node_id();
|
||||
let n2 = sess.next_node_id();
|
||||
|
||||
let vi1 = spanned(ast::view_item_use("core", [], n1));
|
||||
let vi2 = spanned(ast::view_item_import_glob(@["core"], n2));
|
||||
|
||||
let vis = [vi1, vi2] + crate.node.module.view_items;
|
||||
|
||||
ret @{node: {module: { view_items: vis with crate.node.module }
|
||||
with crate.node} with *crate }
|
||||
}
|
||||
|
||||
|
||||
fn compile_input(sess: session::session, cfg: ast::crate_cfg, input: str,
|
||||
outdir: option::t<str>, output: option::t<str>) {
|
||||
|
||||
let time_passes = sess.get_opts().time_passes;
|
||||
let crate =
|
||||
time(time_passes, "parsing", bind parse_input(sess, cfg, input));
|
||||
if sess.get_opts().parse_only { ret; }
|
||||
|
||||
sess.set_building_library(crate);
|
||||
|
||||
crate =
|
||||
time(time_passes, "configuration",
|
||||
bind front::config::strip_unconfigured_items(crate));
|
||||
if sess.get_opts().test {
|
||||
crate =
|
||||
time(time_passes, "building test harness",
|
||||
bind front::test::modify_for_testing(sess, crate));
|
||||
}
|
||||
crate =
|
||||
time(time_passes, "expansion",
|
||||
bind syntax::ext::expand::expand_crate(sess, crate));
|
||||
|
||||
if sess.get_opts().libcore {
|
||||
crate = inject_libcore_reference(sess, crate);
|
||||
}
|
||||
|
||||
let ast_map =
|
||||
time(time_passes, "ast indexing",
|
||||
bind middle::ast_map::map_crate(*crate));
|
||||
time(time_passes, "external crate/lib resolution",
|
||||
bind creader::read_crates(sess, *crate));
|
||||
let {def_map, exp_map, impl_map} =
|
||||
time(time_passes, "resolution",
|
||||
bind resolve::resolve_crate(sess, ast_map, crate));
|
||||
let freevars =
|
||||
time(time_passes, "freevar finding",
|
||||
bind freevars::annotate_freevars(def_map, crate));
|
||||
time(time_passes, "const checking",
|
||||
bind middle::check_const::check_crate(sess, crate));
|
||||
let ty_cx = ty::mk_ctxt(sess, def_map, ast_map, freevars);
|
||||
let method_map = time(time_passes, "typechecking",
|
||||
bind typeck::check_crate(ty_cx, impl_map, crate));
|
||||
time(time_passes, "block-use checking",
|
||||
bind middle::block_use::check_crate(ty_cx, crate));
|
||||
time(time_passes, "function usage",
|
||||
bind fn_usage::check_crate_fn_usage(ty_cx, crate));
|
||||
time(time_passes, "alt checking",
|
||||
bind middle::check_alt::check_crate(ty_cx, crate));
|
||||
time(time_passes, "typestate checking",
|
||||
bind middle::tstate::ck::check_crate(ty_cx, crate));
|
||||
let mut_map =
|
||||
time(time_passes, "mutability checking",
|
||||
bind middle::mut::check_crate(ty_cx, crate));
|
||||
let (copy_map, ref_map) =
|
||||
time(time_passes, "alias checking",
|
||||
bind middle::alias::check_crate(ty_cx, crate));
|
||||
let last_uses = time(time_passes, "last use finding",
|
||||
bind last_use::find_last_uses(crate, def_map, ref_map, ty_cx));
|
||||
time(time_passes, "kind checking",
|
||||
bind kind::check_crate(ty_cx, method_map, last_uses, crate));
|
||||
if sess.get_opts().no_trans { ret; }
|
||||
|
||||
let outputs = build_output_filenames(input, outdir, output, sess);
|
||||
|
||||
let (llmod, link_meta) =
|
||||
time(time_passes, "translation",
|
||||
bind trans::trans_crate(sess, crate, ty_cx,
|
||||
outputs.obj_filename, exp_map, ast_map,
|
||||
mut_map, copy_map, last_uses,
|
||||
method_map));
|
||||
time(time_passes, "LLVM passes",
|
||||
bind link::write::run_passes(sess, llmod, outputs.obj_filename));
|
||||
|
||||
let stop_after_codegen =
|
||||
sess.get_opts().output_type != link::output_type_exe ||
|
||||
sess.get_opts().static && sess.building_library();
|
||||
|
||||
if stop_after_codegen { ret; }
|
||||
|
||||
time(time_passes, "Linking",
|
||||
bind link::link_binary(sess, outputs.obj_filename,
|
||||
outputs.out_filename, link_meta));
|
||||
}
|
||||
|
||||
fn pretty_print_input(sess: session::session, cfg: ast::crate_cfg, input: str,
|
||||
ppm: pp_mode) {
|
||||
fn ann_paren_for_expr(node: pprust::ann_node) {
|
||||
alt node { pprust::node_expr(s, expr) { pprust::popen(s); } _ { } }
|
||||
}
|
||||
fn ann_typed_post(tcx: ty::ctxt, node: pprust::ann_node) {
|
||||
alt node {
|
||||
pprust::node_expr(s, expr) {
|
||||
pp::space(s.s);
|
||||
pp::word(s.s, "as");
|
||||
pp::space(s.s);
|
||||
pp::word(s.s, ppaux::ty_to_str(tcx, ty::expr_ty(tcx, expr)));
|
||||
pprust::pclose(s);
|
||||
}
|
||||
_ { }
|
||||
}
|
||||
}
|
||||
fn ann_identified_post(node: pprust::ann_node) {
|
||||
alt node {
|
||||
pprust::node_item(s, item) {
|
||||
pp::space(s.s);
|
||||
pprust::synth_comment(s, int::to_str(item.id, 10u));
|
||||
}
|
||||
pprust::node_block(s, blk) {
|
||||
pp::space(s.s);
|
||||
pprust::synth_comment(s,
|
||||
"block " + int::to_str(blk.node.id, 10u));
|
||||
}
|
||||
pprust::node_expr(s, expr) {
|
||||
pp::space(s.s);
|
||||
pprust::synth_comment(s, int::to_str(expr.id, 10u));
|
||||
pprust::pclose(s);
|
||||
}
|
||||
_ { }
|
||||
}
|
||||
}
|
||||
|
||||
// Because the pretty printer needs to make a pass over the source
|
||||
// to collect comments and literals, and we need to support reading
|
||||
// from stdin, we're going to just suck the source into a string
|
||||
// so both the parser and pretty-printer can use it.
|
||||
let crate_src = parse_input_src(sess, cfg, input);
|
||||
let crate = crate_src.crate;
|
||||
let src = crate_src.src;
|
||||
|
||||
let ann;
|
||||
alt ppm {
|
||||
ppm_expanded. {
|
||||
crate = syntax::ext::expand::expand_crate(sess, crate);
|
||||
ann = pprust::no_ann();
|
||||
}
|
||||
ppm_typed. {
|
||||
crate = syntax::ext::expand::expand_crate(sess, crate);
|
||||
let amap = middle::ast_map::map_crate(*crate);
|
||||
let {def_map, impl_map, _} =
|
||||
resolve::resolve_crate(sess, amap, crate);
|
||||
let freevars = freevars::annotate_freevars(def_map, crate);
|
||||
let ty_cx = ty::mk_ctxt(sess, def_map, amap, freevars);
|
||||
typeck::check_crate(ty_cx, impl_map, crate);
|
||||
ann = {pre: ann_paren_for_expr, post: bind ann_typed_post(ty_cx, _)};
|
||||
}
|
||||
ppm_identified. {
|
||||
ann = {pre: ann_paren_for_expr, post: ann_identified_post};
|
||||
}
|
||||
ppm_normal. { ann = pprust::no_ann(); }
|
||||
}
|
||||
pprust::print_crate(sess.get_codemap(), crate, input,
|
||||
io::string_reader(src), io::stdout(), ann);
|
||||
}
|
||||
import getopts::{opt_present};
|
||||
import rustc::driver::driver::*;
|
||||
|
||||
fn version(argv0: str) {
|
||||
let vers = "unknown version";
|
||||
|
@ -336,290 +59,6 @@ options:
|
|||
");
|
||||
}
|
||||
|
||||
fn get_os(triple: str) -> session::os {
|
||||
ret if str::find(triple, "win32") >= 0 ||
|
||||
str::find(triple, "mingw32") >= 0 {
|
||||
session::os_win32
|
||||
} else if str::find(triple, "darwin") >= 0 {
|
||||
session::os_macos
|
||||
} else if str::find(triple, "linux") >= 0 {
|
||||
session::os_linux
|
||||
} else { early_error("Unknown operating system!") };
|
||||
}
|
||||
|
||||
fn get_arch(triple: str) -> session::arch {
|
||||
ret if str::find(triple, "i386") >= 0 || str::find(triple, "i486") >= 0 ||
|
||||
str::find(triple, "i586") >= 0 ||
|
||||
str::find(triple, "i686") >= 0 ||
|
||||
str::find(triple, "i786") >= 0 {
|
||||
session::arch_x86
|
||||
} else if str::find(triple, "x86_64") >= 0 {
|
||||
session::arch_x86_64
|
||||
} else if str::find(triple, "arm") >= 0 ||
|
||||
str::find(triple, "xscale") >= 0 {
|
||||
session::arch_arm
|
||||
} else { early_error("Unknown architecture! " + triple) };
|
||||
}
|
||||
|
||||
fn build_target_config(sopts: @session::options) -> @session::config {
|
||||
let os = get_os(sopts.target_triple);
|
||||
let arch = get_arch(sopts.target_triple);
|
||||
let (int_type, uint_type, float_type) = alt arch {
|
||||
session::arch_x86. {(ast::ty_i32, ast::ty_u32, ast::ty_f64)}
|
||||
session::arch_x86_64. {(ast::ty_i64, ast::ty_u64, ast::ty_f64)}
|
||||
session::arch_arm. {(ast::ty_i32, ast::ty_u32, ast::ty_f64)}
|
||||
};
|
||||
let target_strs = alt arch {
|
||||
session::arch_x86. {x86::get_target_strs(os)}
|
||||
session::arch_x86_64. {x86_64::get_target_strs(os)}
|
||||
session::arch_arm. {x86::get_target_strs(os)}
|
||||
};
|
||||
let target_cfg: @session::config =
|
||||
@{os: os, arch: arch, target_strs: target_strs, int_type: int_type,
|
||||
uint_type: uint_type, float_type: float_type};
|
||||
ret target_cfg;
|
||||
}
|
||||
|
||||
fn host_triple() -> str {
|
||||
// Get the host triple out of the build environment. This ensures that our
|
||||
// idea of the host triple is the same as for the set of libraries we've
|
||||
// actually built. We can't just take LLVM's host triple because they
|
||||
// normalize all ix86 architectures to i386.
|
||||
// FIXME: Instead of grabbing the host triple we really should be
|
||||
// grabbing (at compile time) the target triple that this rustc is
|
||||
// built with and calling that (at runtime) the host triple.
|
||||
let ht = #env("CFG_HOST_TRIPLE");
|
||||
ret ht != "" ? ht : fail "rustc built without CFG_HOST_TRIPLE";
|
||||
}
|
||||
|
||||
fn build_session_options(match: getopts::match)
|
||||
-> @session::options {
|
||||
let crate_type = if opt_present(match, "lib") {
|
||||
session::lib_crate
|
||||
} else if opt_present(match, "bin") {
|
||||
session::bin_crate
|
||||
} else {
|
||||
session::unknown_crate
|
||||
};
|
||||
let static = opt_present(match, "static");
|
||||
|
||||
let parse_only = opt_present(match, "parse-only");
|
||||
let no_trans = opt_present(match, "no-trans");
|
||||
|
||||
let output_type =
|
||||
if parse_only || no_trans {
|
||||
link::output_type_none
|
||||
} else if opt_present(match, "S") && opt_present(match, "emit-llvm") {
|
||||
link::output_type_llvm_assembly
|
||||
} else if opt_present(match, "S") {
|
||||
link::output_type_assembly
|
||||
} else if opt_present(match, "c") {
|
||||
link::output_type_object
|
||||
} else if opt_present(match, "emit-llvm") {
|
||||
link::output_type_bitcode
|
||||
} else { link::output_type_exe };
|
||||
let libcore = !opt_present(match, "no-core");
|
||||
let verify = !opt_present(match, "no-verify");
|
||||
let save_temps = opt_present(match, "save-temps");
|
||||
let extra_debuginfo = opt_present(match, "xg");
|
||||
let debuginfo = opt_present(match, "g") || extra_debuginfo;
|
||||
let stats = opt_present(match, "stats");
|
||||
let time_passes = opt_present(match, "time-passes");
|
||||
let time_llvm_passes = opt_present(match, "time-llvm-passes");
|
||||
let sysroot_opt = getopts::opt_maybe_str(match, "sysroot");
|
||||
let target_opt = getopts::opt_maybe_str(match, "target");
|
||||
let no_asm_comments = getopts::opt_present(match, "no-asm-comments");
|
||||
alt output_type {
|
||||
// unless we're emitting huamn-readable assembly, omit comments.
|
||||
link::output_type_llvm_assembly. | link::output_type_assembly. {}
|
||||
_ { no_asm_comments = true; }
|
||||
}
|
||||
let opt_level: uint =
|
||||
if opt_present(match, "O") {
|
||||
if opt_present(match, "opt-level") {
|
||||
early_error("-O and --opt-level both provided");
|
||||
}
|
||||
2u
|
||||
} else if opt_present(match, "opt-level") {
|
||||
alt getopts::opt_str(match, "opt-level") {
|
||||
"0" { 0u }
|
||||
"1" { 1u }
|
||||
"2" { 2u }
|
||||
"3" { 3u }
|
||||
_ {
|
||||
early_error("optimization level needs " +
|
||||
"to be between 0-3")
|
||||
}
|
||||
}
|
||||
} else { 0u };
|
||||
let target =
|
||||
alt target_opt {
|
||||
none. { host_triple() }
|
||||
some(s) { s }
|
||||
};
|
||||
|
||||
let addl_lib_search_paths = getopts::opt_strs(match, "L");
|
||||
let cfg = parse_cfgspecs(getopts::opt_strs(match, "cfg"));
|
||||
let test = opt_present(match, "test");
|
||||
let do_gc = opt_present(match, "gc");
|
||||
let warn_unused_imports = opt_present(match, "warn-unused-imports");
|
||||
let sopts: @session::options =
|
||||
@{crate_type: crate_type,
|
||||
static: static,
|
||||
libcore: libcore,
|
||||
optimize: opt_level,
|
||||
debuginfo: debuginfo,
|
||||
extra_debuginfo: extra_debuginfo,
|
||||
verify: verify,
|
||||
save_temps: save_temps,
|
||||
stats: stats,
|
||||
time_passes: time_passes,
|
||||
time_llvm_passes: time_llvm_passes,
|
||||
output_type: output_type,
|
||||
addl_lib_search_paths: addl_lib_search_paths,
|
||||
maybe_sysroot: sysroot_opt,
|
||||
target_triple: target,
|
||||
cfg: cfg,
|
||||
test: test,
|
||||
parse_only: parse_only,
|
||||
no_trans: no_trans,
|
||||
do_gc: do_gc,
|
||||
no_asm_comments: no_asm_comments,
|
||||
warn_unused_imports: warn_unused_imports};
|
||||
ret sopts;
|
||||
}
|
||||
|
||||
fn build_session(sopts: @session::options, input: str) -> session::session {
|
||||
let target_cfg = build_target_config(sopts);
|
||||
let cstore = cstore::mk_cstore();
|
||||
let filesearch = filesearch::mk_filesearch(
|
||||
sopts.maybe_sysroot,
|
||||
sopts.target_triple,
|
||||
sopts.addl_lib_search_paths);
|
||||
ret session::session(target_cfg, sopts, cstore,
|
||||
@{cm: codemap::new_codemap(), mutable next_id: 1},
|
||||
none, 0u, filesearch, false, fs::dirname(input));
|
||||
}
|
||||
|
||||
fn parse_pretty(sess: session::session, &&name: str) -> pp_mode {
|
||||
if str::eq(name, "normal") {
|
||||
ret ppm_normal;
|
||||
} else if str::eq(name, "expanded") {
|
||||
ret ppm_expanded;
|
||||
} else if str::eq(name, "typed") {
|
||||
ret ppm_typed;
|
||||
} else if str::eq(name, "identified") { ret ppm_identified; }
|
||||
sess.fatal("argument to `pretty` must be one of `normal`, `typed`, or " +
|
||||
"`identified`");
|
||||
}
|
||||
|
||||
fn opts() -> [getopts::opt] {
|
||||
ret [optflag("h"), optflag("help"), optflag("v"), optflag("version"),
|
||||
optflag("emit-llvm"), optflagopt("pretty"),
|
||||
optflag("ls"), optflag("parse-only"), optflag("no-trans"),
|
||||
optflag("O"), optopt("opt-level"), optmulti("L"), optflag("S"),
|
||||
optopt("o"), optopt("out-dir"), optflag("xg"),
|
||||
optflag("c"), optflag("g"), optflag("save-temps"),
|
||||
optopt("sysroot"), optopt("target"), optflag("stats"),
|
||||
optflag("time-passes"), optflag("time-llvm-passes"),
|
||||
optflag("no-verify"),
|
||||
optmulti("cfg"), optflag("test"),
|
||||
optflag("no-core"),
|
||||
optflag("lib"), optflag("bin"), optflag("static"), optflag("gc"),
|
||||
optflag("no-asm-comments"),
|
||||
optflag("warn-unused-imports")];
|
||||
}
|
||||
|
||||
fn build_output_filenames(ifile: str,
|
||||
odir: option::t<str>,
|
||||
ofile: option::t<str>,
|
||||
sess: session::session)
|
||||
-> @{out_filename: str, obj_filename:str} {
|
||||
let obj_path = "";
|
||||
let out_path: str = "";
|
||||
let sopts = sess.get_opts();
|
||||
let stop_after_codegen =
|
||||
sopts.output_type != link::output_type_exe ||
|
||||
sopts.static && sess.building_library();
|
||||
|
||||
|
||||
let obj_suffix =
|
||||
alt sopts.output_type {
|
||||
link::output_type_none. { "none" }
|
||||
link::output_type_bitcode. { "bc" }
|
||||
link::output_type_assembly. { "s" }
|
||||
link::output_type_llvm_assembly. { "ll" }
|
||||
// Object and exe output both use the '.o' extension here
|
||||
link::output_type_object. | link::output_type_exe. {
|
||||
"o"
|
||||
}
|
||||
};
|
||||
|
||||
alt ofile {
|
||||
none. {
|
||||
// "-" as input file will cause the parser to read from stdin so we
|
||||
// have to make up a name
|
||||
// We want to toss everything after the final '.'
|
||||
let dirname = alt odir {
|
||||
some(d) { d }
|
||||
none. {
|
||||
if input_is_stdin(ifile) {
|
||||
std::os::getcwd()
|
||||
} else {
|
||||
fs::dirname(ifile)
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
let (base_path, _) = if !input_is_stdin(ifile) {
|
||||
fs::splitext(ifile)
|
||||
} else {
|
||||
(fs::connect(dirname, "rust_out"), "")
|
||||
};
|
||||
|
||||
|
||||
if sess.building_library() {
|
||||
let basename = fs::basename(base_path);
|
||||
let dylibname = std::os::dylib_filename(basename);
|
||||
out_path = fs::connect(dirname, dylibname);
|
||||
obj_path = fs::connect(dirname, basename + "." + obj_path);
|
||||
} else {
|
||||
out_path = base_path;
|
||||
obj_path = base_path + "." + obj_suffix;
|
||||
}
|
||||
}
|
||||
|
||||
some(out_file) {
|
||||
out_path = out_file;
|
||||
obj_path = if stop_after_codegen {
|
||||
out_file
|
||||
} else {
|
||||
let (base, _) = fs::splitext(out_file);
|
||||
let modified = base + "." + obj_suffix;
|
||||
modified
|
||||
};
|
||||
|
||||
if sess.building_library() {
|
||||
// FIXME: We might want to warn here; we're actually not going to
|
||||
// respect the user's choice of library name when it comes time to
|
||||
// link, we'll be linking to lib<basename>-<hash>-<version>.so no
|
||||
// matter what.
|
||||
}
|
||||
|
||||
if odir != none {
|
||||
sess.warn("Ignoring --out-dir flag due to -o flag.");
|
||||
}
|
||||
}
|
||||
}
|
||||
ret @{out_filename: out_path,
|
||||
obj_filename: obj_path};
|
||||
}
|
||||
|
||||
fn early_error(msg: str) -> ! {
|
||||
codemap::print_diagnostic("", codemap::error, msg);
|
||||
fail;
|
||||
}
|
||||
|
||||
fn main(args: [str]) {
|
||||
let args = args, binary = vec::shift(args);
|
||||
let match =
|
||||
|
@ -658,45 +97,13 @@ fn main(args: [str]) {
|
|||
}
|
||||
let ls = opt_present(match, "ls");
|
||||
if ls {
|
||||
metadata::creader::list_file_metadata(sess, ifile, io::stdout());
|
||||
list_metadata(sess, ifile, io::stdout());
|
||||
ret;
|
||||
}
|
||||
|
||||
compile_input(sess, cfg, ifile, odir, ofile);
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod test {
|
||||
|
||||
// When the user supplies --test we should implicitly supply --cfg test
|
||||
#[test]
|
||||
fn test_switch_implies_cfg_test() {
|
||||
let match =
|
||||
alt getopts::getopts(["--test"], opts()) {
|
||||
ok(m) { m }
|
||||
};
|
||||
let sessopts = build_session_options(match);
|
||||
let sess = build_session(sessopts, "");
|
||||
let cfg = build_configuration(sess, "whatever", "whatever");
|
||||
assert (attr::contains_name(cfg, "test"));
|
||||
}
|
||||
|
||||
// When the user supplies --test and --cfg test, don't implicitly add
|
||||
// another --cfg test
|
||||
#[test]
|
||||
fn test_switch_implies_cfg_test_unless_cfg_test() {
|
||||
let match =
|
||||
alt getopts::getopts(["--test", "--cfg=test"], opts()) {
|
||||
ok(m) { m }
|
||||
};
|
||||
let sessopts = build_session_options(match);
|
||||
let sess = build_session(sessopts, "");
|
||||
let cfg = build_configuration(sess, "whatever", "whatever");
|
||||
let test_items = attr::find_meta_items_by_name(cfg, "test");
|
||||
assert (vec::len(test_items) == 1u);
|
||||
}
|
||||
}
|
||||
|
||||
// Local Variables:
|
||||
// mode: rust
|
||||
// fill-column: 78;
|
||||
|
|
|
@ -121,7 +121,7 @@ mod metadata {
|
|||
}
|
||||
|
||||
mod driver {
|
||||
mod rustc;
|
||||
mod driver;
|
||||
mod session;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue