new snapshot

Author: thestinger

src/libextra/arc.rs

@@ -305,7 +305,6 @@ struct RWARCInner<T> { priv lock: RWlock, priv failed: bool, priv data: T }
  *
  * Unlike mutex_arcs, rw_arcs are safe, because they cannot be nested.
  */
-#[mutable] // XXX remove after snap
 #[no_freeze]
 struct RWARC<T> {
     priv x: UnsafeAtomicRcBox<RWARCInner<T>>,

src/libextra/arena.rs

@@ -46,15 +46,7 @@ use std::sys;
 use std::uint;
 use std::vec;
 use std::unstable::intrinsics;
-use std::unstable::intrinsics::{TyDesc};
-
-#[cfg(not(stage0))]
-use std::unstable::intrinsics::{get_tydesc};
-
-#[cfg(stage0)]
-unsafe fn get_tydesc<T>() -> *TyDesc {
-    intrinsics::get_tydesc::<T>() as *TyDesc
-}
+use std::unstable::intrinsics::{TyDesc, get_tydesc};
 
 // The way arena uses arrays is really deeply awful. The arrays are
 // allocated, and have capacities reserved, but the fill for the array
@@ -65,7 +57,6 @@ struct Chunk {
     is_pod: bool,
 }
 
-#[mutable] // XXX remove after snap
 #[no_freeze]
 pub struct Arena {
     // The head is separated out from the list as a unbenchmarked
@@ -117,19 +108,6 @@ fn round_up_to(base: uint, align: uint) -> uint {
     (base + (align - 1)) & !(align - 1)
 }
 
-#[inline]
-#[cfg(not(stage0))]
-unsafe fn call_drop_glue(tydesc: *TyDesc, data: *i8) {
-    // This function should be inlined when stage0 is gone
-    ((*tydesc).drop_glue)(data);
-}
-
-#[inline]
-#[cfg(stage0)]
-unsafe fn call_drop_glue(tydesc: *TyDesc, data: *i8) {
-    ((*tydesc).drop_glue)(0 as **TyDesc, data);
-}
-
 // Walk down a chunk, running the destructors for any objects stored
 // in it.
 unsafe fn destroy_chunk(chunk: &Chunk) {
@@ -149,7 +127,7 @@ unsafe fn destroy_chunk(chunk: &Chunk) {
         //debug!("freeing object: idx = %u, size = %u, align = %u, done = %b",
         //       start, size, align, is_done);
         if is_done {
-            call_drop_glue(tydesc, ptr::offset(buf, start) as *i8);
+            ((*tydesc).drop_glue)(ptr::offset(buf, start) as *i8);
         }
 
         // Find where the next tydesc lives

src/libextra/dbg.rs

@@ -13,15 +13,9 @@
 #[allow(missing_doc)];
 
 use std::cast::transmute;
-#[cfg(stage0)]
-use intrinsic::{get_tydesc};
-#[cfg(not(stage0))]
 use std::unstable::intrinsics::{get_tydesc};
 
 pub mod rustrt {
-    #[cfg(stage0)]
-    use intrinsic::{TyDesc};
-    #[cfg(not(stage0))]
     use std::unstable::intrinsics::{TyDesc};
 
     #[abi = "cdecl"]

src/libextra/rc.rs

@@ -166,9 +166,7 @@ struct RcMutBox<T> {
 }
 
 /// Mutable reference counted pointer type
-#[non_owned]
 #[no_send]
-#[mutable] // XXX remove after snap
 #[no_freeze]
 #[unsafe_no_drop_flag]
 pub struct RcMut<T> {

src/libextra/rl.rs

@@ -68,10 +68,7 @@ pub unsafe fn read(prompt: &str) -> Option<~str> {
 
 pub type CompletionCb = @fn(~str, @fn(~str));
 
-#[cfg(not(stage0))]
 static complete_key: local_data::Key<@CompletionCb> = &local_data::Key;
-#[cfg(stage0)]
-fn complete_key(_: @CompletionCb) {}
 
 /// Bind to the main completion callback
 pub unsafe fn complete(cb: CompletionCb) {

src/librustc/back/link.rs

@@ -106,7 +106,6 @@ pub mod jit {
     use metadata::cstore;
 
     use std::cast;
-    #[cfg(not(stage0))]
     use std::local_data;
     use std::unstable::intrinsics;
 
@@ -204,22 +203,15 @@ pub mod jit {
 
     // The stage1 compiler won't work, but that doesn't really matter. TLS
     // changed only very recently to allow storage of owned values.
-    #[cfg(not(stage0))]
     static engine_key: local_data::Key<~Engine> = &local_data::Key;
 
-    #[cfg(not(stage0))]
     fn set_engine(engine: ~Engine) {
         local_data::set(engine_key, engine)
     }
-    #[cfg(stage0)]
-    fn set_engine(_: ~Engine) {}
 
-    #[cfg(not(stage0))]
     pub fn consume_engine() -> Option<~Engine> {
         local_data::pop(engine_key)
     }
-    #[cfg(stage0)]
-    pub fn consume_engine() -> Option<~Engine> { None }
 }
 
 pub mod write {

src/librustc/middle/trans/base.rs

@@ -90,10 +90,7 @@ use syntax::abi::{X86, X86_64, Arm, Mips};
 
 pub use middle::trans::context::task_llcx;
 
-#[cfg(not(stage0))]
 static task_local_insn_key: local_data::Key<@~[&'static str]> = &local_data::Key;
-#[cfg(stage0)]
-fn task_local_insn_key(_: @~[&'static str]) {}
 
 pub fn with_insn_ctxt(blk: &fn(&[&'static str])) {
     let opt = local_data::get(task_local_insn_key, |k| k.map(|&k| *k));

src/librustc/middle/trans/context.rs

@@ -236,9 +236,6 @@ impl Drop for CrateContext {
     }
 }
 
-#[cfg(stage0)]
-fn task_local_llcx_key(_v: @ContextRef) {}
-#[cfg(not(stage0))]
 static task_local_llcx_key: local_data::Key<@ContextRef> = &local_data::Key;
 
 pub fn task_llcx() -> ContextRef {

src/librustc/middle/trans/debuginfo.rs

@@ -607,9 +607,6 @@ fn tuple_metadata(cx: &mut CrateContext,
         span);
 }
 
-// The stage0 snapshot does not yet support the fixes from PR #7557, so there are two versions of
-// following function for now
-#[cfg(not(stage0))]
 fn enum_metadata(cx: &mut CrateContext,
                  enum_type: ty::t,
                  enum_def_id: ast::def_id,
@@ -772,142 +769,6 @@ fn enum_metadata(cx: &mut CrateContext,
     }
 }
 
-#[cfg(stage0)]
-fn enum_metadata(cx: &mut CrateContext,
-                 enum_type: ty::t,
-                 enum_def_id: ast::def_id,
-                 substs: &ty::substs,
-                 span: span)
-              -> DIType {
-
-    let enum_name = ty_to_str(cx.tcx, enum_type);
-
-    // For empty enums there is an early exit. Just describe it as an empty struct with the
-    // appropriate type name
-    if ty::type_is_empty(cx.tcx, enum_type) {
-        return composite_type_metadata(cx, Type::nil(), enum_name, &[], &[], &[], span);
-    }
-
-    // Prepare some data (llvm type, size, align, ...) about the discriminant. This data will be
-    // needed in all of the following cases.
-    let discriminant_llvm_type = Type::enum_discrim(cx);
-    let (discriminant_size, discriminant_align) = size_and_align_of(cx, discriminant_llvm_type);
-
-    assert!(Type::enum_discrim(cx) == cx.int_type);
-    let discriminant_type_metadata = type_metadata(cx, ty::mk_int(), span);
-
-    let variants: &[@ty::VariantInfo] = *ty::enum_variants(cx.tcx, enum_def_id);
-
-    let enumerators_metadata: ~[DIDescriptor] = variants
-        .iter()
-        .transform(|v| {
-            let name: &str = cx.sess.str_of(v.name);
-            let discriminant_value = v.disr_val as c_ulonglong;
-
-            do name.as_c_str |name| {
-                unsafe {
-                    llvm::LLVMDIBuilderCreateEnumerator(
-                        DIB(cx),
-                        name,
-                        discriminant_value)
-                }
-            }
-        })
-        .collect();
-
-    let loc = span_start(cx, span);
-    let file_metadata = file_metadata(cx, loc.file.name);
-
-    let discriminant_type_metadata = do enum_name.as_c_str |enum_name| {
-        unsafe {
-            llvm::LLVMDIBuilderCreateEnumerationType(
-                DIB(cx),
-                file_metadata,
-                enum_name,
-                file_metadata,
-                loc.line as c_uint,
-                bytes_to_bits(discriminant_size),
-                bytes_to_bits(discriminant_align),
-                create_DIArray(DIB(cx), enumerators_metadata),
-                discriminant_type_metadata)
-        }
-    };
-
-    if ty::type_is_c_like_enum(cx.tcx, enum_type) {
-        return discriminant_type_metadata;
-    }
-
-    let is_univariant = variants.len() == 1;
-
-    let variants_metadata = do variants.map |&vi| {
-
-        let raw_types: &[ty::t] = vi.args;
-        let arg_types = do raw_types.map |&raw_type| { ty::subst(cx.tcx, substs, raw_type) };
-
-        let mut arg_llvm_types = do arg_types.map |&ty| { type_of::type_of(cx, ty) };
-        let mut arg_names = match vi.arg_names {
-            Some(ref names) => do names.map |ident| { cx.sess.str_of(*ident).to_owned() },
-            None => do arg_types.map |_| { ~"" }
-        };
-
-        let mut arg_metadata = do arg_types.map |&ty| { type_metadata(cx, ty, span) };
-
-        if !is_univariant {
-            arg_llvm_types.insert(0, discriminant_llvm_type);
-            arg_names.insert(0, ~"");
-            arg_metadata.insert(0, discriminant_type_metadata);
-        }
-
-        let variant_llvm_type = Type::struct_(arg_llvm_types, false);
-        let (variant_type_size, variant_type_align) = size_and_align_of(cx, variant_llvm_type);
-
-        let variant_type_metadata = composite_type_metadata(
-            cx,
-            variant_llvm_type,
-            &"",
-            arg_llvm_types,
-            arg_names,
-            arg_metadata,
-            span);
-
-        do "".as_c_str |name| {
-            unsafe {
-                llvm::LLVMDIBuilderCreateMemberType(
-                    DIB(cx),
-                    file_metadata,
-                    name,
-                    file_metadata,
-                    loc.line as c_uint,
-                    bytes_to_bits(variant_type_size),
-                    bytes_to_bits(variant_type_align),
-                    bytes_to_bits(0),
-                    0,
-                    variant_type_metadata)
-            }
-        }
-    };
-
-    let enum_llvm_type = type_of::type_of(cx, enum_type);
-    let (enum_type_size, enum_type_align) = size_and_align_of(cx, enum_llvm_type);
-
-    return do enum_name.as_c_str |enum_name| {
-        unsafe {
-            llvm::LLVMDIBuilderCreateUnionType(
-                DIB(cx),
-                file_metadata,
-                enum_name,
-                file_metadata,
-                loc.line as c_uint,
-                bytes_to_bits(enum_type_size),
-                bytes_to_bits(enum_type_align),
-                0, // Flags
-                create_DIArray(DIB(cx), variants_metadata),
-                0) // RuntimeLang
-        }
-    };
-}
-
-
 /// Creates debug information for a composite type, that is, anything that results in a LLVM struct.
 ///
 /// Examples of Rust types to use this are: structs, tuples, boxes, vecs, and enums.

src/libstd/cell.rs

@@ -21,7 +21,6 @@ A dynamic, mutable location.
 Similar to a mutable option type, but friendlier.
 */
 
-#[mutable] // XXX remove after snap
 #[no_freeze]
 #[deriving(Clone, DeepClone, Eq)]
 #[allow(missing_doc)]

src/libstd/cleanup.rs

@@ -73,19 +73,6 @@ fn debug_mem() -> bool {
     false
 }
 
-#[inline]
-#[cfg(not(stage0))]
-unsafe fn call_drop_glue(tydesc: *TyDesc, data: *i8) {
-    // This function should be inlined when stage0 is gone
-    ((*tydesc).drop_glue)(data);
-}
-
-#[inline]
-#[cfg(stage0)]
-unsafe fn call_drop_glue(tydesc: *TyDesc, data: *i8) {
-    ((*tydesc).drop_glue)(0 as **TyDesc, data);
-}
-
 /// Destroys all managed memory (i.e. @ boxes) held by the current task.
 pub unsafe fn annihilate() {
     use rt::local_heap::local_free;
@@ -128,7 +115,7 @@ pub unsafe fn annihilate() {
         if !uniq {
             let tydesc: *TyDesc = transmute((*box).header.type_desc);
             let data = transmute(&(*box).data);
-            call_drop_glue(tydesc, data);
+            ((*tydesc).drop_glue)(data);
         }
     }