zig

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fixdfti.zig (713B) - Raw

      1 const builtin = @import("builtin");
      2 const common = @import("./common.zig");
      3 const intFromFloat = @import("./int_from_float.zig").intFromFloat;
      4 
      5 pub const panic = common.panic;
      6 
      7 comptime {
      8     if (common.want_windows_v2u64_abi) {
      9         @export(&__fixdfti_windows_x86_64, .{ .name = "__fixdfti", .linkage = common.linkage, .visibility = common.visibility });
     10     } else {
     11         @export(&__fixdfti, .{ .name = "__fixdfti", .linkage = common.linkage, .visibility = common.visibility });
     12     }
     13 }
     14 
     15 pub fn __fixdfti(a: f64) callconv(.c) i128 {
     16     return intFromFloat(i128, a);
     17 }
     18 
     19 const v2u64 = @Vector(2, u64);
     20 
     21 fn __fixdfti_windows_x86_64(a: f64) callconv(.c) v2u64 {
     22     return @bitCast(intFromFloat(i128, a));
     23 }