---

yaml
---
r: 46447
b: refs/heads/auto
c: c0defda
h: refs/heads/master
i:
  46445: fd7baa7
  46443: 2d2886f
  46439: 5e6ca8f
  46431: 4211167
v: v3

Author: pcwalton

[refs]

@@ -14,4 +14,4 @@ refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: 3792eb2a3847f7891a7d3a1941aa7833626baa5c
+refs/heads/auto: c0defda4994b2cf292901c24bef88b37a088861e

branches/auto/doc/tutorial.md

@@ -2072,12 +2072,12 @@ on values of type `T` inside the function. It will also cause a
 compile-time error when anyone tries to call `print_all` on an array
 whose element type does not have a `Printable` implementation.
 
-Type parameters can have multiple bounds by separating them with spaces,
+Type parameters can have multiple bounds by separating them with `+`,
 as in this version of `print_all` that copies elements.
 
 ~~~
 # trait Printable { fn print(&self); }
-fn print_all<T: Printable Copy>(printable_things: ~[T]) {
+fn print_all<T: Printable + Copy>(printable_things: ~[T]) {
     let mut i = 0;
     while i < printable_things.len() {
         let copy_of_thing = printable_things[i];

branches/auto/src/libcore/at_vec.rs

@@ -30,6 +30,11 @@ pub extern mod rustrt {
                                             ++n: libc::size_t);
 }
 
+#[abi = "rust-intrinsic"]
+pub extern mod rusti {
+    pub fn move_val_init<T>(dst: &mut T, -src: T);
+}
+
 /// Returns the number of elements the vector can hold without reallocating
 #[inline(always)]
 pub pure fn capacity<T>(v: @[const T]) -> uint {
@@ -180,10 +185,9 @@ pub mod traits {
 pub mod traits {}
 
 pub mod raw {
-    use at_vec::{capacity, rustrt};
+    use at_vec::{capacity, rusti, rustrt};
     use cast::transmute;
     use libc;
-    use private::intrinsics::{move_val_init};
     use ptr::addr_of;
     use ptr;
     use sys;
@@ -225,7 +229,7 @@ pub mod raw {
         (**repr).unboxed.fill += sys::size_of::<T>();
         let p = addr_of(&((**repr).unboxed.data));
         let p = ptr::offset(p, fill) as *mut T;
-        move_val_init(&mut(*p), initval);
+        rusti::move_val_init(&mut(*p), initval);
     }
 
     pub unsafe fn push_slow<T>(v: &mut @[const T], initval: T) {

branches/auto/src/libcore/core.rc

@@ -225,8 +225,6 @@ pub const debug : u32 = 4_u32;
 // The runtime interface used by the compiler
 #[cfg(notest)] pub mod rt;
 // The runtime and compiler interface to fmt!
-#[cfg(stage0)]
-#[path = "private/extfmt.rs"]
 pub mod extfmt;
 // Private APIs
 pub mod private;

branches/auto/src/libcore/private/extfmt.rs renamed to branches/auto/src/libcore/extfmt.rs

@@ -18,7 +18,6 @@ use num::strconv;
 use num;
 use ops;
 use option::Option;
-use private::intrinsics::floorf32;
 use from_str;
 use to_str;
 
@@ -333,6 +332,11 @@ impl ops::Neg<f32> for f32 {
     pure fn neg(&self) -> f32 { -*self }
 }
 
+#[abi="rust-intrinsic"]
+pub extern {
+    fn floorf32(val: f32) -> f32;
+}
+
 impl num::Round for f32 {
     #[inline(always)]
     pure fn round(&self, mode: num::RoundMode) -> f32 {

branches/auto/src/libcore/num/f32.rs

@@ -19,7 +19,6 @@ use num::strconv;
 use num;
 use ops;
 use option::Option;
-use private::intrinsics::floorf64;
 use to_str;
 use from_str;
 
@@ -358,6 +357,11 @@ impl ops::Neg<f64> for f64 {
     pure fn neg(&self) -> f64 { -*self }
 }
 
+#[abi="rust-intrinsic"]
+pub extern {
+    fn floorf64(val: f64) -> f64;
+}
+
 impl num::Round for f64 {
     #[inline(always)]
     pure fn round(&self, mode: num::RoundMode) -> f64 {

branches/auto/src/libcore/num/f64.rs

@@ -92,7 +92,6 @@ use libc;
 use option;
 use option::{None, Option, Some, unwrap};
 use pipes;
-use private::intrinsics;
 use ptr;
 use private;
 use task;
@@ -257,26 +256,37 @@ pub fn entangle_buffer<T:Owned,Tstart:Owned>(
     (SendPacketBuffered(p), RecvPacketBuffered(p))
 }
 
+#[abi = "rust-intrinsic"]
+#[doc(hidden)]
+extern mod rusti {
+    fn atomic_xchg(dst: &mut int, src: int) -> int;
+    fn atomic_xchg_acq(dst: &mut int, src: int) -> int;
+    fn atomic_xchg_rel(dst: &mut int, src: int) -> int;
+
+    fn atomic_xadd_acq(dst: &mut int, src: int) -> int;
+    fn atomic_xsub_rel(dst: &mut int, src: int) -> int;
+}
+
 // If I call the rusti versions directly from a polymorphic function,
 // I get link errors. This is a bug that needs investigated more.
 #[doc(hidden)]
 pub fn atomic_xchng_rel(dst: &mut int, src: int) -> int {
     unsafe {
-        intrinsics::atomic_xchg_rel(dst, src)
+        rusti::atomic_xchg_rel(dst, src)
     }
 }
 
 #[doc(hidden)]
 pub fn atomic_add_acq(dst: &mut int, src: int) -> int {
     unsafe {
-        intrinsics::atomic_xadd_acq(dst, src)
+        rusti::atomic_xadd_acq(dst, src)
     }
 }
 
 #[doc(hidden)]
 pub fn atomic_sub_rel(dst: &mut int, src: int) -> int {
     unsafe {
-        intrinsics::atomic_xsub_rel(dst, src)
+        rusti::atomic_xsub_rel(dst, src)
     }
 }
 
@@ -285,7 +295,7 @@ pub fn swap_task(dst: &mut *rust_task, src: *rust_task) -> *rust_task {
     // It might be worth making both acquire and release versions of
     // this.
     unsafe {
-        transmute(intrinsics::atomic_xchg(transmute(dst), src as int))
+        transmute(rusti::atomic_xchg(transmute(dst), src as int))
     }
 }
 
@@ -325,14 +335,14 @@ fn wait_event(this: *rust_task) -> *libc::c_void {
 #[doc(hidden)]
 fn swap_state_acq(dst: &mut State, src: State) -> State {
     unsafe {
-        transmute(intrinsics::atomic_xchg_acq(transmute(dst), src as int))
+        transmute(rusti::atomic_xchg_acq(transmute(dst), src as int))
     }
 }
 
 #[doc(hidden)]
 fn swap_state_rel(dst: &mut State, src: State) -> State {
     unsafe {
-        transmute(intrinsics::atomic_xchg_rel(transmute(dst), src as int))
+        transmute(rusti::atomic_xchg_rel(transmute(dst), src as int))
     }
 }
 
@@ -1203,8 +1213,8 @@ pub trait Select2<T:Owned,U:Owned> {
 
 impl<T: Owned,
      U: Owned,
-     Left: Selectable GenericPort<T>,
-     Right: Selectable GenericPort<U>>
+     Left: Selectable + GenericPort<T>,
+     Right: Selectable + GenericPort<U>>
      Select2<T,U> for (Left, Right) {
     fn select() -> Either<T, U> {
         match self {

branches/auto/src/libcore/pipes.rs

@@ -52,6 +52,7 @@ pub use char;
 pub use cmp;
 pub use dvec;
 pub use either;
+pub use extfmt;
 pub use f32;
 pub use f64;
 pub use float;

branches/auto/src/libcore/prelude.rs

@@ -32,10 +32,6 @@ pub mod finally;
 pub mod weak_task;
 #[path = "private/exchange_alloc.rs"]
 pub mod exchange_alloc;
-#[path = "private/intrinsics.rs"]
-pub mod intrinsics;
-#[path = "private/extfmt.rs"]
-pub mod extfmt;
 
 extern mod rustrt {
     pub unsafe fn rust_create_little_lock() -> rust_little_lock;
@@ -47,6 +43,13 @@ extern mod rustrt {
     pub unsafe fn rust_raw_thread_join_delete(thread: *raw_thread);
 }
 
+#[abi = "rust-intrinsic"]
+extern mod rusti {
+    fn atomic_cxchg(dst: &mut int, old: int, src: int) -> int;
+    fn atomic_xadd(dst: &mut int, src: int) -> int;
+    fn atomic_xsub(dst: &mut int, src: int) -> int;
+}
+
 #[allow(non_camel_case_types)] // runtime type
 type raw_thread = libc::c_void;
 
@@ -98,7 +101,7 @@ fn test_run_in_bare_thread_exchange() {
 
 fn compare_and_swap(address: &mut int, oldval: int, newval: int) -> bool {
     unsafe {
-        let old = intrinsics::atomic_cxchg(address, oldval, newval);
+        let old = rusti::atomic_cxchg(address, oldval, newval);
         old == oldval
     }
 }
@@ -129,8 +132,7 @@ struct ArcDestruct<T> {
             }
             do task::unkillable {
                 let data: ~ArcData<T> = cast::reinterpret_cast(&self.data);
-                let new_count =
-                    intrinsics::atomic_xsub(&mut data.count, 1) - 1;
+                let new_count = rusti::atomic_xsub(&mut data.count, 1) - 1;
                 assert new_count >= 0;
                 if new_count == 0 {
                     // Were we really last, or should we hand off to an
@@ -203,7 +205,7 @@ pub unsafe fn unwrap_shared_mutable_state<T:Owned>(rc: SharedMutableState<T>)
             // Got in. Step 0: Tell destructor not to run. We are now it.
             rc.data = ptr::null();
             // Step 1 - drop our own reference.
-            let new_count = intrinsics::atomic_xsub(&mut ptr.count, 1) - 1;
+            let new_count = rusti::atomic_xsub(&mut ptr.count, 1) - 1;
             //assert new_count >= 0;
             if new_count == 0 {
                 // We were the last owner. Can unwrap immediately.
@@ -282,7 +284,7 @@ pub unsafe fn clone_shared_mutable_state<T:Owned>(rc: &SharedMutableState<T>)
         -> SharedMutableState<T> {
     unsafe {
         let ptr: ~ArcData<T> = cast::reinterpret_cast(&(*rc).data);
-        let new_count = intrinsics::atomic_xadd(&mut ptr.count, 1) + 1;
+        let new_count = rusti::atomic_xadd(&mut ptr.count, 1) + 1;
         assert new_count >= 2;
         cast::forget(ptr);
     }

branches/auto/src/libcore/private.rs

@@ -70,6 +70,12 @@ fn exit_runner(exit_fns: *ExitFunctions) {
     }
 }
 
+#[abi = "rust-intrinsic"]
+pub extern mod rusti {
+    fn move_val_init<T>(dst: &mut T, -src: T);
+    fn init<T>() -> T;
+}
+
 #[test]
 fn test_at_exit() {
     let i = 10;

branches/auto/src/libcore/private/at_exit.rs

@@ -14,7 +14,6 @@ use c_malloc = libc::malloc;
 use c_free = libc::free;
 use managed::raw::{BoxHeaderRepr, BoxRepr};
 use cast::transmute;
-use private::intrinsics::{atomic_xadd,atomic_xsub};
 use ptr::null;
 use intrinsic::TyDesc;
 
@@ -36,15 +35,15 @@ pub unsafe fn malloc(td: *TypeDesc, size: uint) -> *c_void {
         box.header.next = null();
 
         let exchange_count = &mut *rust_get_exchange_count_ptr();
-        atomic_xadd(exchange_count, 1);
+        rusti::atomic_xadd(exchange_count, 1);
 
         return transmute(box);
     }
 }
 
 pub unsafe fn free(ptr: *c_void) {
     let exchange_count = &mut *rust_get_exchange_count_ptr();
-    atomic_xsub(exchange_count, 1);
+    rusti::atomic_xsub(exchange_count, 1);
 
     assert ptr.is_not_null();
     c_free(ptr);
@@ -69,3 +68,8 @@ extern {
     fn rust_get_exchange_count_ptr() -> *mut int;
 }
 
+#[abi = "rust-intrinsic"]
+extern mod rusti {
+    fn atomic_xadd(dst: &mut int, src: int) -> int;
+    fn atomic_xsub(dst: &mut int, src: int) -> int;
+}

branches/auto/src/libcore/private/exchange_alloc.rs

@@ -36,7 +36,6 @@ use private::{Exclusive, exclusive};
 use private::{SharedMutableState, shared_mutable_state};
 use private::{get_shared_immutable_state};
 use private::at_exit::at_exit;
-use private::intrinsics::atomic_cxchg;
 use hashmap::linear::LinearMap;
 use sys::Closure;
 use task::spawn;
@@ -232,6 +231,11 @@ extern {
     fn rust_get_global_data_ptr() -> *mut int;
 }
 
+#[abi = "rust-intrinsic"]
+extern {
+    fn atomic_cxchg(dst: &mut int, old: int, src: int) -> int;
+}
+
 #[test]
 fn test_clone_rc() {
     type MyType = SharedMutableState<int>;