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const std = @import("std");
const builtin = @import("builtin");
const mem = std.mem;
const expect = std.testing.expect;
test "@shuffle int" {
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
const S = struct {
fn doTheTest() !void {
var v: @Vector(4, i32) = [4]i32{ 2147483647, -2, 30, 40 };
var x: @Vector(4, i32) = [4]i32{ 1, 2147483647, 3, 4 };
const mask = [4]i32{ 0, ~@as(i32, 2), 3, ~@as(i32, 3) };
var res = @shuffle(i32, v, x, mask);
try expect(mem.eql(i32, &@as([4]i32, res), &[4]i32{ 2147483647, 3, 40, 4 }));
// Implicit cast from array (of mask)
res = @shuffle(i32, v, x, [4]i32{ 0, ~@as(i32, 2), 3, ~@as(i32, 3) });
try expect(mem.eql(i32, &@as([4]i32, res), &[4]i32{ 2147483647, 3, 40, 4 }));
// Undefined
const mask2 = [4]i32{ 3, 1, 2, 0 };
res = @shuffle(i32, v, undefined, mask2);
try expect(mem.eql(i32, &@as([4]i32, res), &[4]i32{ 40, -2, 30, 2147483647 }));
// Upcasting of b
var v2: @Vector(2, i32) = [2]i32{ 2147483647, undefined };
const mask3 = [4]i32{ ~@as(i32, 0), 2, ~@as(i32, 0), 3 };
res = @shuffle(i32, x, v2, mask3);
try expect(mem.eql(i32, &@as([4]i32, res), &[4]i32{ 2147483647, 3, 2147483647, 4 }));
// Upcasting of a
var v3: @Vector(2, i32) = [2]i32{ 2147483647, -2 };
const mask4 = [4]i32{ 0, ~@as(i32, 2), 1, ~@as(i32, 3) };
res = @shuffle(i32, v3, x, mask4);
try expect(mem.eql(i32, &@as([4]i32, res), &[4]i32{ 2147483647, 3, -2, 4 }));
}
};
try S.doTheTest();
try comptime S.doTheTest();
}
test "@shuffle bool 1" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
const S = struct {
fn doTheTest() !void {
var x: @Vector(4, bool) = [4]bool{ false, true, false, true };
var v: @Vector(2, bool) = [2]bool{ true, false };
const mask = [4]i32{ 0, ~@as(i32, 1), 1, 2 };
var res = @shuffle(bool, x, v, mask);
try expect(mem.eql(bool, &@as([4]bool, res), &[4]bool{ false, false, true, false }));
}
};
try S.doTheTest();
try comptime S.doTheTest();
}
test "@shuffle bool 2" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_spirv64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_llvm) {
// https://github.com/ziglang/zig/issues/3246
return error.SkipZigTest;
}
const S = struct {
fn doTheTest() !void {
var x: @Vector(3, bool) = [3]bool{ false, true, false };
var v: @Vector(2, bool) = [2]bool{ true, false };
const mask = [4]i32{ 0, ~@as(i32, 1), 1, 2 };
var res = @shuffle(bool, x, v, mask);
try expect(mem.eql(bool, &@as([4]bool, res), &[4]bool{ false, false, true, false }));
}
};
try S.doTheTest();
try comptime S.doTheTest();
}
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