core: Add compl functions for the rest of the integer types

Author: brson

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
+}

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
+}

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
+}

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
+}

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);

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
+}

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

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
+}

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;

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)]