Move unsigned int operations to system module

This should lead to less confusion because uint numbers and literals
seem to work, but operators are just missing.

2 files changed, 49 insertions, 48 deletions

diff --git a/lib/core/unsigned.nim b/lib/core/unsigned.nim
index 20fcd03aa..18bb92ee3 100644
--- a/lib/core/unsigned.nim
+++ b/lib/core/unsigned.nim
@@ -7,51 +7,9 @@
 #    distribution, for details about the copyright.
 #
 
-## This module implements basic arithmetic operators for unsigned integers.
-## To discourage users from using ``unsigned``, it's not part of ``system``,
-## but an extra import.
-
-proc `not`*[T: SomeUnsignedInt](x: T): T {.magic: "BitnotI", noSideEffect.}
-  ## computes the `bitwise complement` of the integer `x`.
-
-proc `shr`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ShrI", noSideEffect.}
-  ## computes the `shift right` operation of `x` and `y`.
-
-proc `shl`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ShlI", noSideEffect.}
-  ## computes the `shift left` operation of `x` and `y`.
-
-proc `and`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitandI", noSideEffect.}
-  ## computes the `bitwise and` of numbers `x` and `y`.
-
-proc `or`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitorI", noSideEffect.}
-  ## computes the `bitwise or` of numbers `x` and `y`.
-
-proc `xor`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitxorI", noSideEffect.}
-  ## computes the `bitwise xor` of numbers `x` and `y`.
-
-proc `==`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "EqI", noSideEffect.}
-  ## Compares two unsigned integers for equality.
-
-proc `+`*[T: SomeUnsignedInt](x, y: T): T {.magic: "AddU", noSideEffect.}
-  ## Binary `+` operator for unsigned integers.
-
-proc `-`*[T: SomeUnsignedInt](x, y: T): T {.magic: "SubU", noSideEffect.}
-  ## Binary `-` operator for unsigned integers.
-
-proc `*`*[T: SomeUnsignedInt](x, y: T): T {.magic: "MulU", noSideEffect.}
-  ## Binary `*` operator for unsigned integers.
-
-proc `div`*[T: SomeUnsignedInt](x, y: T): T {.magic: "DivU", noSideEffect.}
-  ## computes the integer division. This is roughly the same as
-  ## ``floor(x/y)``.
-
-proc `mod`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ModU", noSideEffect.}
-  ## computes the integer modulo operation. This is the same as
-  ## ``x - (x div y) * y``.
-
-proc `<=`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "LeU", noSideEffect.}
-  ## Returns true iff ``x <= y``.
-
-proc `<`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "LtU", noSideEffect.}
-  ## Returns true iff ``unsigned(x) < unsigned(y)``.
+## **Warning:** Since version 0.10.4 this module is deprecated.
+##
+## This module implemented basic arithmetic operators for unsigned integers.
+## These operators are now available in the ``system`` module directly.
 
+{.deprecated.}
diff --git a/lib/system.nim b/lib/system.nim
index e11722ae0..136c35820 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -888,9 +888,52 @@ proc `<%` *(x, y: int64): bool {.magic: "LtU64", noSideEffect.}
   ## treats `x` and `y` as unsigned and compares them.
   ## Returns true iff ``unsigned(x) < unsigned(y)``.
 
+# unsigned integer operations:
+proc `not`*[T: SomeUnsignedInt](x: T): T {.magic: "BitnotI", noSideEffect.}
+  ## computes the `bitwise complement` of the integer `x`.
 
-# floating point operations:
+proc `shr`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ShrI", noSideEffect.}
+  ## computes the `shift right` operation of `x` and `y`.
+
+proc `shl`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ShlI", noSideEffect.}
+  ## computes the `shift left` operation of `x` and `y`.
+
+proc `and`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitandI", noSideEffect.}
+  ## computes the `bitwise and` of numbers `x` and `y`.
+
+proc `or`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitorI", noSideEffect.}
+  ## computes the `bitwise or` of numbers `x` and `y`.
+
+proc `xor`*[T: SomeUnsignedInt](x, y: T): T {.magic: "BitxorI", noSideEffect.}
+  ## computes the `bitwise xor` of numbers `x` and `y`.
+
+proc `==`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "EqI", noSideEffect.}
+  ## Compares two unsigned integers for equality.
+
+proc `+`*[T: SomeUnsignedInt](x, y: T): T {.magic: "AddU", noSideEffect.}
+  ## Binary `+` operator for unsigned integers.
 
+proc `-`*[T: SomeUnsignedInt](x, y: T): T {.magic: "SubU", noSideEffect.}
+  ## Binary `-` operator for unsigned integers.
+
+proc `*`*[T: SomeUnsignedInt](x, y: T): T {.magic: "MulU", noSideEffect.}
+  ## Binary `*` operator for unsigned integers.
+
+proc `div`*[T: SomeUnsignedInt](x, y: T): T {.magic: "DivU", noSideEffect.}
+  ## computes the integer division. This is roughly the same as
+  ## ``floor(x/y)``.
+
+proc `mod`*[T: SomeUnsignedInt](x, y: T): T {.magic: "ModU", noSideEffect.}
+  ## computes the integer modulo operation. This is the same as
+  ## ``x - (x div y) * y``.
+
+proc `<=`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "LeU", noSideEffect.}
+  ## Returns true iff ``x <= y``.
+
+proc `<`*[T: SomeUnsignedInt](x, y: T): bool {.magic: "LtU", noSideEffect.}
+  ## Returns true iff ``unsigned(x) < unsigned(y)``.
+
+# floating point operations:
 proc `+` *(x: float32): float32 {.magic: "UnaryPlusF64", noSideEffect.}
 proc `-` *(x: float32): float32 {.magic: "UnaryMinusF64", noSideEffect.}
 proc `+` *(x, y: float32): float32 {.magic: "AddF64", noSideEffect.}