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https://codeberg.org/ziglang/zig.git
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c86589a738
These were never working with native CPU features. In this branch, we fix native CPU features not being enabled on Windows, and regress f128 language features. In the llvm10 branch, all this is fixed, and the tests are re-enabled.
79 lines
2.9 KiB
Zig
79 lines
2.9 KiB
Zig
const __fixtfdi = @import("fixtfdi.zig").__fixtfdi;
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const std = @import("std");
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const math = std.math;
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const testing = std.testing;
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const warn = std.debug.warn;
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fn test__fixtfdi(a: f128, expected: i64) void {
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const x = __fixtfdi(a);
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//warn("a={}:{x} x={}:{x} expected={}:{x}:@as(u64, {x})\n", .{a, @bitCast(u128, a), x, x, expected, expected, @bitCast(u64, expected)});
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testing.expect(x == expected);
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}
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test "fixtfdi" {
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if (@import("std").Target.current.isWindows()) {
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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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//warn("\n", .{});
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test__fixtfdi(-math.f128_max, math.minInt(i64));
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test__fixtfdi(-0x1.FFFFFFFFFFFFFp+1023, math.minInt(i64));
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test__fixtfdi(-0x1.FFFFFFFFFFFFFp+1023, -0x8000000000000000);
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test__fixtfdi(-0x1.0000000000000p+127, -0x8000000000000000);
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test__fixtfdi(-0x1.FFFFFFFFFFFFFp+126, -0x8000000000000000);
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test__fixtfdi(-0x1.FFFFFFFFFFFFEp+126, -0x8000000000000000);
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test__fixtfdi(-0x1.0000000000001p+63, -0x8000000000000000);
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test__fixtfdi(-0x1.0000000000000p+63, -0x8000000000000000);
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test__fixtfdi(-0x1.FFFFFFFFFFFFFp+62, -0x7FFFFFFFFFFFFC00);
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test__fixtfdi(-0x1.FFFFFFFFFFFFEp+62, -0x7FFFFFFFFFFFF800);
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test__fixtfdi(-0x1.FFFFFEp+62, -0x7FFFFF8000000000);
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test__fixtfdi(-0x1.FFFFFCp+62, -0x7FFFFF0000000000);
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test__fixtfdi(-0x1.000000p+31, -0x80000000);
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test__fixtfdi(-0x1.FFFFFFp+30, -0x7FFFFFC0);
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test__fixtfdi(-0x1.FFFFFEp+30, -0x7FFFFF80);
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test__fixtfdi(-0x1.FFFFFCp+30, -0x7FFFFF00);
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test__fixtfdi(-2.01, -2);
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test__fixtfdi(-2.0, -2);
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test__fixtfdi(-1.99, -1);
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test__fixtfdi(-1.0, -1);
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test__fixtfdi(-0.99, 0);
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test__fixtfdi(-0.5, 0);
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test__fixtfdi(-math.f64_min, 0);
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test__fixtfdi(0.0, 0);
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test__fixtfdi(math.f64_min, 0);
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test__fixtfdi(0.5, 0);
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test__fixtfdi(0.99, 0);
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test__fixtfdi(1.0, 1);
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test__fixtfdi(1.5, 1);
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test__fixtfdi(1.99, 1);
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test__fixtfdi(2.0, 2);
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test__fixtfdi(2.01, 2);
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test__fixtfdi(0x1.FFFFFCp+30, 0x7FFFFF00);
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test__fixtfdi(0x1.FFFFFEp+30, 0x7FFFFF80);
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test__fixtfdi(0x1.FFFFFFp+30, 0x7FFFFFC0);
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test__fixtfdi(0x1.000000p+31, 0x80000000);
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test__fixtfdi(0x1.FFFFFCp+62, 0x7FFFFF0000000000);
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test__fixtfdi(0x1.FFFFFEp+62, 0x7FFFFF8000000000);
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test__fixtfdi(0x1.FFFFFFFFFFFFEp+62, 0x7FFFFFFFFFFFF800);
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test__fixtfdi(0x1.FFFFFFFFFFFFFp+62, 0x7FFFFFFFFFFFFC00);
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test__fixtfdi(0x1.0000000000000p+63, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.0000000000001p+63, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.FFFFFFFFFFFFEp+126, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.FFFFFFFFFFFFFp+126, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.0000000000000p+127, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.FFFFFFFFFFFFFp+1023, 0x7FFFFFFFFFFFFFFF);
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test__fixtfdi(0x1.FFFFFFFFFFFFFp+1023, math.maxInt(i64));
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test__fixtfdi(math.f128_max, math.maxInt(i64));
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}
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