From acc57a44fde9e60163f3d4700bdca453f8a23a11 Mon Sep 17 00:00:00 2001
From: Brian Anderson <banderson@mozilla.com>
Date: Sun, 12 Feb 2012 21:58:06 -0800
Subject: [PATCH] core: Add compl functions for the rest of the integer types

---
 src/libcore/i16.rs  | 5 +++++
 src/libcore/i32.rs  | 5 +++++
 src/libcore/i64.rs  | 5 +++++
 src/libcore/i8.rs   | 5 +++++
 src/libcore/int.rs  | 5 +++++
 src/libcore/u16.rs  | 5 +++++
 src/libcore/u32.rs  | 5 +++++
 src/libcore/u64.rs  | 5 +++++
 src/libcore/u8.rs   | 5 +++++
 src/libcore/uint.rs | 2 +-
 10 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/src/libcore/i16.rs b/src/libcore/i16.rs
index 5962e8f8c28..1a4bc209902 100644
--- a/src/libcore/i16.rs
+++ b/src/libcore/i16.rs
@@ -29,3 +29,8 @@ fn range(lo: i16, hi: i16, it: fn(i16)) {
     let i = lo;
     while i < hi { it(i); i += 1i16; }
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: i16) -> i16 {
+    u16::compl(i as u16) as i16
+}
diff --git a/src/libcore/i32.rs b/src/libcore/i32.rs
index c63d8472d2c..9e20712fdcc 100644
--- a/src/libcore/i32.rs
+++ b/src/libcore/i32.rs
@@ -29,3 +29,8 @@ fn range(lo: i32, hi: i32, it: fn(i32)) {
     let i = lo;
     while i < hi { it(i); i += 1i32; }
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: i32) -> i32 {
+    u32::compl(i as u32) as i32
+}
diff --git a/src/libcore/i64.rs b/src/libcore/i64.rs
index 16c09d34f63..97c746b7b11 100644
--- a/src/libcore/i64.rs
+++ b/src/libcore/i64.rs
@@ -29,3 +29,8 @@ fn range(lo: i64, hi: i64, it: fn(i64)) {
     let i = lo;
     while i < hi { it(i); i += 1i64; }
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: i64) -> i64 {
+    u64::compl(i as u64) as i64
+}
diff --git a/src/libcore/i8.rs b/src/libcore/i8.rs
index 319231a4a34..96fdbf9934f 100644
--- a/src/libcore/i8.rs
+++ b/src/libcore/i8.rs
@@ -29,3 +29,8 @@ fn range(lo: i8, hi: i8, it: fn(i8)) {
     let i = lo;
     while i < hi { it(i); i += 1i8; }
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: i8) -> i8 {
+    u8::compl(i as u8) as i8
+}
diff --git a/src/libcore/int.rs b/src/libcore/int.rs
index 5484cb576a2..8b32450e36c 100644
--- a/src/libcore/int.rs
+++ b/src/libcore/int.rs
@@ -186,6 +186,11 @@ fn pow(base: int, exponent: uint) -> int {
     ret acc;
 }
 
+#[doc = "Computes the bitwise complement"]
+fn compl(i: int) -> int {
+    uint::compl(i as uint) as int
+}
+
 #[test]
 fn test_from_str() {
     assert(from_str("0") == 0);
diff --git a/src/libcore/u16.rs b/src/libcore/u16.rs
index 6e28b12b7e1..b038f525201 100644
--- a/src/libcore/u16.rs
+++ b/src/libcore/u16.rs
@@ -29,3 +29,8 @@ fn range(lo: u16, hi: u16, it: fn(u16)) {
     let i = lo;
     while i < hi { it(i); i += 1u16; }
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: u16) -> u16 {
+    max_value ^ i
+}
diff --git a/src/libcore/u32.rs b/src/libcore/u32.rs
index 1837e20b1f6..2fb393b6577 100644
--- a/src/libcore/u32.rs
+++ b/src/libcore/u32.rs
@@ -64,6 +64,11 @@ fn range(lo: u32, hi: u32, it: fn(u32)) {
     while i < hi { it(i); i += 1u32; }
 }
 
+#[doc = "Computes the bitwise complement"]
+fn compl(i: u32) -> u32 {
+    max_value ^ i
+}
+
 //
 // Local Variables:
 // mode: rust
diff --git a/src/libcore/u64.rs b/src/libcore/u64.rs
index e169b6192db..4c76e79bd0a 100644
--- a/src/libcore/u64.rs
+++ b/src/libcore/u64.rs
@@ -134,3 +134,8 @@ fn from_str(buf: str, radix: u64) -> u64 {
     }
     fail;
 }
+
+#[doc = "Computes the bitwise complement"]
+fn compl(i: u64) -> u64 {
+    max_value ^ i
+}
diff --git a/src/libcore/u8.rs b/src/libcore/u8.rs
index 7cb55d4efa5..03eead6b763 100644
--- a/src/libcore/u8.rs
+++ b/src/libcore/u8.rs
@@ -64,6 +64,11 @@ fn range(lo: u8, hi: u8, it: fn(u8)) {
     while i < hi { it(i); i += 1u8; }
 }
 
+#[doc = "Computes the bitwise complement"]
+fn compl(i: u8) -> u8 {
+    max_value ^ i
+}
+
 // Local Variables:
 // mode: rust;
 // fill-column: 78;
diff --git a/src/libcore/uint.rs b/src/libcore/uint.rs
index 22b2a95f3cb..ee2ec7dff40 100644
--- a/src/libcore/uint.rs
+++ b/src/libcore/uint.rs
@@ -274,7 +274,7 @@ Function: compl
 Computes the bitwise complement.
 */
 fn compl(i: uint) -> uint {
-    uint::max_value ^ i
+    max_value ^ i
 }
 
 #[cfg(test)]