37 lines
1.2 KiB
Zig
37 lines
1.2 KiB
Zig
const __fixunstfti = @import("fixunstfti.zig").__fixunstfti;
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const testing = @import("std").testing;
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fn test__fixunstfti(a: f128, expected: u128) void {
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const x = __fixunstfti(a);
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testing.expect(x == expected);
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}
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const inf128 = @bitCast(f128, @as(u128, 0x7fff0000000000000000000000000000));
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test "fixunstfti" {
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if (@import("std").Target.current.os.tag == .windows) {
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// TODO https://github.com/ziglang/zig/issues/508
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return error.SkipZigTest;
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}
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test__fixunstfti(inf128, 0xffffffffffffffffffffffffffffffff);
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test__fixunstfti(0.0, 0);
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test__fixunstfti(0.5, 0);
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test__fixunstfti(0.99, 0);
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test__fixunstfti(1.0, 1);
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test__fixunstfti(1.5, 1);
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test__fixunstfti(1.99, 1);
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test__fixunstfti(2.0, 2);
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test__fixunstfti(2.01, 2);
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test__fixunstfti(-0.01, 0);
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test__fixunstfti(-0.99, 0);
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test__fixunstfti(0x1.p+128, 0xffffffffffffffffffffffffffffffff);
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test__fixunstfti(0x1.FFFFFEp+126, 0x7fffff80000000000000000000000000);
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test__fixunstfti(0x1.FFFFFEp+127, 0xffffff00000000000000000000000000);
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test__fixunstfti(0x1.FFFFFEp+128, 0xffffffffffffffffffffffffffffffff);
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test__fixunstfti(0x1.FFFFFEp+129, 0xffffffffffffffffffffffffffffffff);
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}
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