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//! neg - negate (the number)
//! - negXi2 for unoptimized little and big endian
//! sfffffff = 2^31-1
//! two's complement inverting bits and add 1 would result in -INT_MIN == 0
//! => -INT_MIN = -2^31 forbidden
//! * size optimized builds
//! * machines that dont support carry operations
const std = @import("std");
const builtin = @import("builtin");
const common = @import("common.zig");
pub const panic = common.panic;
comptime {
@export(&__negsi2, .{ .name = "__negsi2", .linkage = common.linkage, .visibility = common.visibility });
@export(&__negdi2, .{ .name = "__negdi2", .linkage = common.linkage, .visibility = common.visibility });
@export(&__negti2, .{ .name = "__negti2", .linkage = common.linkage, .visibility = common.visibility });
}
pub fn __negsi2(a: i32) callconv(.c) i32 {
return negXi2(i32, a);
}
pub fn __negdi2(a: i64) callconv(.c) i64 {
return negXi2(i64, a);
}
pub fn __negti2(a: i128) callconv(.c) i128 {
return negXi2(i128, a);
}
inline fn negXi2(comptime T: type, a: T) T {
return -a;
}
test {
_ = @import("negsi2_test.zig");
_ = @import("negdi2_test.zig");
_ = @import("negti2_test.zig");
}
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