---

yaml
---
r: 141243
b: refs/heads/try2
c: f5d4ea8
h: refs/heads/master
i:
  141241: 6b81a2d
  141239: 0613fc8
v: v3

Author: bors

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 9bb8077c1816853527fdb1bc6333e266d7ae80a6
+refs/heads/try2: f5d4ea84f5f38c230235a2bab142bfb55d6febdc
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/.gitignore

@@ -73,6 +73,7 @@ src/.DS_Store
 /doc/html
 /doc/latex
 /doc/std
+/doc/extra
 /nd/
 /llvm/
 version.md
@@ -81,7 +82,6 @@ keywords.md
 x86_64-apple-darwin/
 x86_64-unknown-linux-gnu/
 i686-unknown-linux-gnu/
-doc/core/
 tmp.*.rs
 config.stamp
 .DS_Store

branches/try2/configure

@@ -665,12 +665,16 @@ make_dir rt
 for t in $CFG_TARGET_TRIPLES
 do
   make_dir rt/$t
-  for i in                                          \
-    isaac linenoise sync test \
-    arch/i386 arch/x86_64 arch/arm arch/mips  \
-    libuv libuv/src/ares libuv/src/eio libuv/src/ev
+  for s in 0 1 2 3
   do
-    make_dir rt/$t/$i
+    make_dir rt/$t/stage$s
+    for i in                                          \
+      isaac linenoise sync test \
+      arch/i386 arch/x86_64 arch/arm arch/mips  \
+      libuv libuv/src/ares libuv/src/eio libuv/src/ev
+    do
+      make_dir rt/$t/stage$s/$i
+    done
   done
 done
 

branches/try2/mk/platform.mk

@@ -29,7 +29,7 @@ $(foreach t,$(CFG_TARGET_TRIPLES),$(info cfg: os for $(t) is $(OSTYPE_$(t))))
 # FIXME: no-omit-frame-pointer is just so that task_start_wrapper
 # has a frame pointer and the stack walker can understand it. Turning off
 # frame pointers everywhere is overkill
-CFG_GCCISH_CFLAGS += -fno-omit-frame-pointer
+CFG_GCCISH_CFLAGS += -fno-omit-frame-pointer -DUSE_UTF8
 
 # On Darwin, we need to run dsymutil so the debugging information ends
 # up in the right place.  On other platforms, it automatically gets

branches/try2/mk/rt.mk

@@ -41,14 +41,19 @@ ifneq ($(strip $(findstring snap,$(MAKECMDGOALS))),)
 	SNAP_DEFINES=-DRUST_SNAPSHOT
 endif
 
-
 define DEF_RUNTIME_TARGETS
 
 ######################################################################
 # Runtime (C++) library variables
 ######################################################################
 
-RUNTIME_CXXS_$(1) := \
+# $(1) is the target triple
+# $(2) is the stage number
+
+RUNTIME_CFLAGS_$(1)_$(2) = -D_RUST_STAGE$(2)
+RUNTIME_CXXFLAGS_$(1)_$(2) = -D_RUST_STAGE$(2)
+
+RUNTIME_CXXS_$(1)_$(2) := \
               rt/sync/timer.cpp \
               rt/sync/lock_and_signal.cpp \
               rt/sync/rust_thread.cpp \
@@ -83,70 +88,70 @@ RUNTIME_CXXS_$(1) := \
               rt/rust_android_dummy.cpp \
               rt/rust_test_helpers.cpp
 
-RUNTIME_CS_$(1) := rt/linenoise/linenoise.c rt/linenoise/utf8.c
+RUNTIME_CS_$(1)_$(2) := rt/linenoise/linenoise.c rt/linenoise/utf8.c
 
-RUNTIME_S_$(1) := rt/arch/$$(HOST_$(1))/_context.S \
-                  rt/arch/$$(HOST_$(1))/ccall.S \
-                  rt/arch/$$(HOST_$(1))/record_sp.S
+RUNTIME_S_$(1)_$(2) := rt/arch/$$(HOST_$(1))/_context.S \
+			rt/arch/$$(HOST_$(1))/ccall.S \
+			rt/arch/$$(HOST_$(1))/record_sp.S
 
 ifeq ($$(CFG_WINDOWSY_$(1)), 1)
-  LIBUV_OSTYPE_$(1) := win
-  LIBUV_LIB_$(1) := rt/$(1)/libuv/libuv.a
+  LIBUV_OSTYPE_$(1)_$(2) := win
+  LIBUV_LIB_$(1)_$(2) := rt/$(1)/stage$(2)/libuv/libuv.a
 else ifeq ($(OSTYPE_$(1)), apple-darwin)
-  LIBUV_OSTYPE_$(1) := mac
-  LIBUV_LIB_$(1) := rt/$(1)/libuv/libuv.a
+  LIBUV_OSTYPE_$(1)_$(2) := mac
+  LIBUV_LIB_$(1)_$(2) := rt/$(1)/stage$(2)/libuv/libuv.a
 else ifeq ($(OSTYPE_$(1)), unknown-freebsd)
-  LIBUV_OSTYPE_$(1) := unix/freebsd
-  LIBUV_LIB_$(1) := rt/$(1)/libuv/libuv.a
+  LIBUV_OSTYPE_$(1)_$(2) := unix/freebsd
+  LIBUV_LIB_$(1)_$(2) := rt/$(1)/stage$(2)/libuv/libuv.a
 else ifeq ($(OSTYPE_$(1)), linux-androideabi)
-  LIBUV_OSTYPE_$(1) := unix/android
-  LIBUV_LIB_$(1) := rt/$(1)/libuv/libuv.a
+  LIBUV_OSTYPE_$(1)_$(2) := unix/android
+  LIBUV_LIB_$(1)_$(2) := rt/$(1)/stage$(2)/libuv/libuv.a
 else
-  LIBUV_OSTYPE_$(1) := unix/linux
-  LIBUV_LIB_$(1) := rt/$(1)/libuv/libuv.a
+  LIBUV_OSTYPE_$(1)_$(2) := unix/linux
+  LIBUV_LIB_$(1)_$(2) := rt/$(1)/stage$(2)/libuv/libuv.a
 endif
 
-RUNTIME_DEF_$(1) := rt/rustrt$(CFG_DEF_SUFFIX_$(1))
-RUNTIME_INCS_$(1) := -I $$(S)src/rt -I $$(S)src/rt/isaac -I $$(S)src/rt/uthash \
+RUNTIME_DEF_$(1)_$(2) := rt/rustrt$(CFG_DEF_SUFFIX_$(1))
+RUNTIME_INCS_$(1)_$(2) := -I $$(S)src/rt -I $$(S)src/rt/isaac -I $$(S)src/rt/uthash \
                      -I $$(S)src/rt/arch/$$(HOST_$(1)) \
                      -I $$(S)src/rt/linenoise \
                      -I $$(S)src/libuv/include
-RUNTIME_OBJS_$(1) := $$(RUNTIME_CXXS_$(1):rt/%.cpp=rt/$(1)/%.o) \
-                     $$(RUNTIME_CS_$(1):rt/%.c=rt/$(1)/%.o) \
-                     $$(RUNTIME_S_$(1):rt/%.S=rt/$(1)/%.o)
-ALL_OBJ_FILES += $$(RUNTIME_OBJS_$(1))
+RUNTIME_OBJS_$(1)_$(2) := $$(RUNTIME_CXXS_$(1)_$(2):rt/%.cpp=rt/$(1)/stage$(2)/%.o) \
+                     $$(RUNTIME_CS_$(1)_$(2):rt/%.c=rt/$(1)/stage$(2)/%.o) \
+                     $$(RUNTIME_S_$(1)_$(2):rt/%.S=rt/$(1)/stage$(2)/%.o)
+ALL_OBJ_FILES += $$(RUNTIME_OBJS_$(1)_$(2))
 
-MORESTACK_OBJ_$(1) := rt/$(1)/arch/$$(HOST_$(1))/morestack.o
-ALL_OBJ_FILES += $$(MORESTACK_OBJS_$(1))
+MORESTACK_OBJ_$(1)_$(2) := rt/$(1)/stage$(2)/arch/$$(HOST_$(1))/morestack.o
+ALL_OBJ_FILES += $$(MORESTACK_OBJS_$(1)_$(2))
 
-RUNTIME_LIBS_$(1) := $$(LIBUV_LIB_$(1))
+RUNTIME_LIBS_$(1)_$(2) := $$(LIBUV_LIB_$(1)_$(2))
 
-rt/$(1)/%.o: rt/%.cpp $$(MKFILE_DEPS)
+rt/$(1)/stage$(2)/%.o: rt/%.cpp $$(MKFILE_DEPS)
 	@$$(call E, compile: $$@)
-	$$(Q)$$(call CFG_COMPILE_CXX_$(1), $$@, $$(RUNTIME_INCS_$(1)) \
-                 $$(SNAP_DEFINES)) $$<
+	$$(Q)$$(call CFG_COMPILE_CXX_$(1), $$@, $$(RUNTIME_INCS_$(1)_$(2)) \
+                 $$(SNAP_DEFINES) $$(RUNTIME_CXXFLAGS_$(1)_$(2))) $$<
 
-rt/$(1)/%.o: rt/%.c $$(MKFILE_DEPS)
+rt/$(1)/stage$(2)/%.o: rt/%.c $$(MKFILE_DEPS)
 	@$$(call E, compile: $$@)
-	$$(Q)$$(call CFG_COMPILE_C_$(1), $$@, $$(RUNTIME_INCS_$(1)) \
-                 $$(SNAP_DEFINES)) $$<
+	$$(Q)$$(call CFG_COMPILE_C_$(1), $$@, $$(RUNTIME_INCS_$(1)_$(2)) \
+                 $$(SNAP_DEFINES) $$(RUNTIME_CFLAGS_$(1)_$(2))) $$<
 
-rt/$(1)/%.o: rt/%.S  $$(MKFILE_DEPS) \
+rt/$(1)/stage$(2)/%.o: rt/%.S  $$(MKFILE_DEPS) \
                      $$(LLVM_CONFIG_$$(CFG_BUILD_TRIPLE))
 	@$$(call E, compile: $$@)
 	$$(Q)$$(call CFG_ASSEMBLE_$(1),$$@,$$<)
 
-rt/$(1)/arch/$$(HOST_$(1))/libmorestack.a: $$(MORESTACK_OBJ_$(1))
+rt/$(1)/stage$(2)/arch/$$(HOST_$(1))/libmorestack.a: $$(MORESTACK_OBJ_$(1)_$(2))
 	@$$(call E, link: $$@)
 	$$(Q)$(AR_$(1)) rcs $$@ $$<
 
-rt/$(1)/$(CFG_RUNTIME_$(1)): $$(RUNTIME_OBJS_$(1)) $$(MKFILE_DEPS) \
-                        $$(RUNTIME_DEF_$(1)) \
-                        $$(RUNTIME_LIBS_$(1))
+rt/$(1)/stage$(2)/$(CFG_RUNTIME_$(1)): $$(RUNTIME_OBJS_$(1)_$(2)) $$(MKFILE_DEPS) \
+                        $$(RUNTIME_DEF_$(1)_$(2)) \
+                        $$(RUNTIME_LIBS_$(1)_$(2))
 	@$$(call E, link: $$@)
-	$$(Q)$$(call CFG_LINK_CXX_$(1),$$@, $$(RUNTIME_OBJS_$(1)) \
-	  $$(CFG_GCCISH_POST_LIB_FLAGS_$(1)) $$(RUNTIME_LIBS_$(1)) \
-	  $$(CFG_LIBUV_LINK_FLAGS_$(1)),$$(RUNTIME_DEF_$(1)),$$(CFG_RUNTIME_$(1)))
+	$$(Q)$$(call CFG_LINK_CXX_$(1),$$@, $$(RUNTIME_OBJS_$(1)_$(2)) \
+	  $$(CFG_GCCISH_POST_LIB_FLAGS_$(1)) $$(RUNTIME_LIBS_$(1)_$(2)) \
+	  $$(CFG_LIBUV_LINK_FLAGS_$(1)),$$(RUNTIME_DEF_$(1)_$(2)),$$(CFG_RUNTIME_$(1)))
 
 # FIXME: For some reason libuv's makefiles can't figure out the
 # correct definition of CC on the mingw I'm using, so we are
@@ -165,32 +170,32 @@ endif
 
 # XXX: Shouldn't need platform-specific conditions here
 ifdef CFG_WINDOWSY_$(1)
-$$(LIBUV_LIB_$(1)): $$(LIBUV_DEPS)
+$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
 	$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
-		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/libuv" \
+		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/stage$(2)/libuv" \
 		OS=mingw \
 		V=$$(VERBOSE)
 else ifeq ($(OSTYPE_$(1)), linux-androideabi)
-$$(LIBUV_LIB_$(1)): $$(LIBUV_DEPS)
+$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
 	$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
 		CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
 		LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
 		CC="$$(CC_$(1))" \
 		CXX="$$(CXX_$(1))" \
 		AR="$$(AR_$(1))" \
 		BUILDTYPE=Release \
-		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/libuv" \
+		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/stage$(2)/libuv" \
 		host=android OS=linux \
 		V=$$(VERBOSE)
 else
-$$(LIBUV_LIB_$(1)): $$(LIBUV_DEPS)
+$$(LIBUV_LIB_$(1)_$(2)): $$(LIBUV_DEPS)
 	$$(Q)$$(MAKE) -C $$(S)src/libuv/ \
 		CFLAGS="$$(CFG_GCCISH_CFLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1))) $$(SNAP_DEFINES)" \
 		LDFLAGS="$$(CFG_GCCISH_LINK_FLAGS) $$(LIBUV_FLAGS_$$(HOST_$(1)))" \
 		CC="$$(CC_$(1))" \
 		CXX="$$(CXX_$(1))" \
 		AR="$$(AR_$(1))" \
-		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/libuv" \
+		builddir_name="$$(CFG_BUILD_DIR)/rt/$(1)/stage$(2)/libuv" \
 		V=$$(VERBOSE)
 endif
 
@@ -229,5 +234,6 @@ endif
 endef
 
 # Instantiate template for all stages
-$(foreach target,$(CFG_TARGET_TRIPLES), \
- $(eval $(call DEF_RUNTIME_TARGETS,$(target))))
+$(foreach stage,$(STAGES), \
+	$(foreach target,$(CFG_TARGET_TRIPLES), \
+	 $(eval $(call DEF_RUNTIME_TARGETS,$(target),$(stage)))))

branches/try2/mk/target.mk

@@ -18,13 +18,13 @@
 define TARGET_STAGE_N
 
 $$(TLIB$(1)_T_$(2)_H_$(3))/libmorestack.a: \
-		rt/$(2)/arch/$$(HOST_$(2))/libmorestack.a \
+		rt/$(2)/stage$(1)/arch/$$(HOST_$(2))/libmorestack.a \
 		| $$(TLIB$(1)_T_$(2)_H_$(3))/
 	@$$(call E, cp: $$@)
 	$$(Q)cp $$< $$@
 
 $$(TLIB$(1)_T_$(2)_H_$(3))/$(CFG_RUNTIME_$(2)): \
-		rt/$(2)/$(CFG_RUNTIME_$(2)) \
+		rt/$(2)/stage$(1)/$(CFG_RUNTIME_$(2)) \
 		| $$(TLIB$(1)_T_$(2)_H_$(3))/
 	@$$(call E, cp: $$@)
 	$$(Q)cp $$< $$@

branches/try2/src/libextra/arc.rs

@@ -107,7 +107,7 @@ pub impl<'self> Condvar<'self> {
  ****************************************************************************/
 
 /// An atomically reference counted wrapper for shared immutable state.
-struct ARC<T> { x: UnsafeAtomicRcBox<T> }
+pub struct ARC<T> { x: UnsafeAtomicRcBox<T> }
 
 /// Create an atomically reference counted wrapper.
 pub fn ARC<T:Const + Owned>(data: T) -> ARC<T> {
@@ -118,29 +118,22 @@ pub fn ARC<T:Const + Owned>(data: T) -> ARC<T> {
  * Access the underlying data in an atomically reference counted
  * wrapper.
  */
-pub fn get<'a, T:Const + Owned>(rc: &'a ARC<T>) -> &'a T {
-    rc.get()
-}
-
-impl<T:Const+Owned> ARC<T> {
-    pub fn get<'a>(&'a self) -> &'a T {
+pub impl<T:Const+Owned> ARC<T> {
+    fn get<'a>(&'a self) -> &'a T {
         unsafe { &*self.x.get_immut() }
     }
 }
+
 /**
  * Duplicate an atomically reference counted wrapper.
  *
  * The resulting two `arc` objects will point to the same underlying data
  * object. However, one of the `arc` objects can be sent to another task,
  * allowing them to share the underlying data.
  */
-pub fn clone<T:Const + Owned>(rc: &ARC<T>) -> ARC<T> {
-    ARC { x: rc.x.clone() }
-}
-
 impl<T:Const + Owned> Clone for ARC<T> {
     fn clone(&self) -> ARC<T> {
-        clone(self)
+        ARC { x: self.x.clone() }
     }
 }
 
@@ -512,34 +505,31 @@ pub impl<'self, T:Const + Owned> RWReadMode<'self, T> {
 #[cfg(test)]
 mod tests {
     use core::prelude::*;
-
+    use core::cell::Cell;
     use arc::*;
     use arc;
 
-    use core::cell::Cell;
-    use core::task;
-
     #[test]
     fn manually_share_arc() {
         let v = ~[1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
-        let arc_v = arc::ARC(v);
+        let arc_v = ARC(v);
 
         let (p, c) = comm::stream();
 
         do task::spawn() || {
             let p = comm::PortSet::new();
             c.send(p.chan());
 
-            let arc_v = p.recv();
+            let arc_v : ARC<~[int]> = p.recv();
 
-            let v = copy *arc::get::<~[int]>(&arc_v);
+            let v = copy (*arc_v.get());
             assert_eq!(v[3], 4);
         };
 
         let c = p.recv();
-        c.send(arc::clone(&arc_v));
+        c.send(arc_v.clone());
 
-        assert_eq!((*arc::get(&arc_v))[2], 3);
+        assert_eq!(arc_v.get()[2], 3);
         assert_eq!(arc_v.get()[4], 5);
 
         info!(arc_v);