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add macro wrappers for $$overflow_add, $$overflow_sub, and $$overflow_mul builtins

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2025-05-26 23:25:52 +12:00
committed by Christoffer Lerno
parent 52541a03eb
commit 61a4dcc807
1 changed files with 27 additions and 0 deletions
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27
lib/std/math/math.c3
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@@ -1113,6 +1113,33 @@ macro overflow_mul_helper(x, y) @local
return res;
}
<*
@param [&out] out : "Where the result of the addition is stored"
@return "Whether the addition resulted in an integer overflow"
@require values::@is_same_type(a, b) : "a and b must be the same type"
@require values::@is_int(a) &&& values::@is_int(b) : "a and b must both be integers"
@require $defined(*out) &&& values::@is_same_type(*out, a) : "out must be a pointer of the same type as a and b"
*>
macro bool overflow_add(a, b, out) => $$overflow_add(a, b, out);
<*
@param [&out] out : "Where the result of the subtraction is stored"
@return "Whether the subtraction resulted in an integer overflow"
@require values::@is_same_type(a, b) : "a and b must be the same type"
@require values::@is_int(a) &&& values::@is_int(b) : "a and b must both be integers"
@require $defined(*out) &&& values::@is_same_type(*out, a) : "out must be a pointer of the same type as a and b"
*>
macro bool overflow_sub(a, b, out) => $$overflow_sub(a, b, out);
<*
@param [&out] out : "Where the result of the multiplication is stored"
@return "Whether the multiplication resulted in an integer overflow"
@require values::@is_same_type(a, b) : "a and b must be the same type"
@require values::@is_int(a) &&& values::@is_int(b) : "a and b must both be integers"
@require $defined(*out) &&& values::@is_same_type(*out, a) : "out must be a pointer of the same type as a and b"
*>
macro bool overflow_mul(a, b, out) => $$overflow_mul(a, b, out);
<*
@require types::is_vector($Type) || ($Type.kindof == ARRAY &&& types::is_numerical($typefrom($Type.inner)))
*>