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stage2: implement vector floatops

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This commit is contained in:
John Schmidt
2022-02-13 18:15:13 +01:00
committed by Veikka Tuominen
parent 755d116ecf
commit e2ad95c088
2 changed files with 92 additions and 64 deletions
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100
test/behavior/floatop.zig
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@@ -98,6 +98,15 @@ fn testSqrt() !void {
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 1.1)), 1.0488088481701516, epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 2.0)), 1.4142135623730950, epsilon));
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 3.3, 4.4 };
var result = @sqrt(v);
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 1.1)), result[0], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 2.2)), result[1], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 3.3)), result[2], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 4.4)), result[3], epsilon));
}
if (builtin.zig_backend == .stage1) {
if (has_f80_rt) {
// TODO https://github.com/ziglang/zig/issues/10875
@@ -116,16 +125,6 @@ fn testSqrt() !void {
// var a: f128 = 49;
//try expect(@sqrt(a) == 7);
//}
// TODO Implement Vector support for stage2
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 3.3, 4.4 };
var result = @sqrt(v);
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 1.1)), result[0], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 2.2)), result[1], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 3.3)), result[2], epsilon));
try expect(math.approxEqAbs(f32, @sqrt(@as(f32, 4.4)), result[3], epsilon));
}
}
}
@@ -155,26 +154,25 @@ test "@sin" {
}
fn testSin() !void {
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
// stage1 emits an incorrect compile error for `@as(ty, std.math.pi / 2)`
// so skip the rest of the tests.
if (builtin.zig_backend != .stage1) {
inline for ([_]type{ f16, f32, f64 }) |ty| {
const eps = epsForType(ty);
try expect(@sin(@as(ty, 0)) == 0);
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi)), 0, eps));
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi / 2)), 1, eps));
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi / 4)), 0.7071067811865475, eps));
}
}
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 3.3, 4.4 };
var result = @sin(v);
try expect(math.approxEqAbs(f32, @sin(@as(f32, 1.1)), result[0], epsilon));
try expect(math.approxEqAbs(f32, @sin(@as(f32, 2.2)), result[1], epsilon));
try expect(math.approxEqAbs(f32, @sin(@as(f32, 3.3)), result[2], epsilon));
try expect(math.approxEqAbs(f32, @sin(@as(f32, 4.4)), result[3], epsilon));
// stage1 emits an incorrect compile error for `@as(ty, std.math.pi / 2)`
// so skip the rest of the tests.
return;
}
inline for ([_]type{ f16, f32, f64 }) |ty| {
const eps = epsForType(ty);
try expect(@sin(@as(ty, 0)) == 0);
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi)), 0, eps));
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi / 2)), 1, eps));
try expect(math.approxEqAbs(ty, @sin(@as(ty, std.math.pi / 4)), 0.7071067811865475, eps));
}
}
@@ -184,26 +182,25 @@ test "@cos" {
}
fn testCos() !void {
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
// stage1 emits an incorrect compile error for `@as(ty, std.math.pi / 2)`
// so skip the rest of the tests.
if (builtin.zig_backend != .stage1) {
inline for ([_]type{ f16, f32, f64 }) |ty| {
const eps = epsForType(ty);
try expect(@cos(@as(ty, 0)) == 1);
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi)), -1, eps));
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi / 2)), 0, eps));
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi / 4)), 0.7071067811865475, eps));
}
}
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 3.3, 4.4 };
var result = @cos(v);
try expect(math.approxEqAbs(f32, @cos(@as(f32, 1.1)), result[0], epsilon));
try expect(math.approxEqAbs(f32, @cos(@as(f32, 2.2)), result[1], epsilon));
try expect(math.approxEqAbs(f32, @cos(@as(f32, 3.3)), result[2], epsilon));
try expect(math.approxEqAbs(f32, @cos(@as(f32, 4.4)), result[3], epsilon));
// stage1 emits an incorrect compile error for `@as(ty, std.math.pi / 2)`
// so skip the rest of the tests.
return;
}
inline for ([_]type{ f16, f32, f64 }) |ty| {
const eps = epsForType(ty);
try expect(@cos(@as(ty, 0)) == 1);
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi)), -1, eps));
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi / 2)), 0, eps));
try expect(math.approxEqAbs(ty, @cos(@as(ty, std.math.pi / 4)), 0.7071067811865475, eps));
}
}
@@ -220,8 +217,7 @@ fn testExp() !void {
try expect(math.approxEqAbs(ty, @exp(@as(ty, 5)), 148.4131591025766, eps));
}
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 0.3, 0.4 };
var result = @exp(v);
try expect(math.approxEqAbs(f32, @exp(@as(f32, 1.1)), result[0], epsilon));
@@ -244,8 +240,7 @@ fn testExp2() !void {
try expect(math.approxEqAbs(ty, @exp2(@as(ty, 4.5)), 22.627416997969, eps));
}
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 0.3, 0.4 };
var result = @exp2(v);
try expect(math.approxEqAbs(f32, @exp2(@as(f32, 1.1)), result[0], epsilon));
@@ -281,8 +276,7 @@ fn testLog() !void {
try expect(math.approxEqAbs(ty, @log(@as(ty, 5)), 1.6094379124341, eps));
}
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 0.3, 0.4 };
var result = @log(v);
try expect(math.approxEqAbs(f32, @log(@as(f32, 1.1)), result[0], epsilon));
@@ -305,8 +299,7 @@ fn testLog2() !void {
try expect(math.approxEqAbs(ty, @log2(@as(ty, 10)), 3.3219280948874, eps));
}
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 0.3, 0.4 };
var result = @log2(v);
try expect(math.approxEqAbs(f32, @log2(@as(f32, 1.1)), result[0], epsilon));
@@ -329,8 +322,7 @@ fn testLog10() !void {
try expect(math.approxEqAbs(ty, @log10(@as(ty, 50)), 1.698970004336, eps));
}
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, 2.2, 0.3, 0.4 };
var result = @log10(v);
try expect(math.approxEqAbs(f32, @log10(@as(f32, 1.1)), result[0], epsilon));
@@ -362,8 +354,7 @@ fn testFabs() !void {
// try expect(@fabs(b) == 2.5);
// }
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, -2.2, 0.3, -0.4 };
var result = @fabs(v);
try expect(math.approxEqAbs(f32, @fabs(@as(f32, 1.1)), result[0], epsilon));
@@ -390,8 +381,7 @@ fn testFloor() !void {
// try expect(@floor(a) == 3);
// }
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, -2.2, 0.3, -0.4 };
var result = @floor(v);
try expect(math.approxEqAbs(f32, @floor(@as(f32, 1.1)), result[0], epsilon));
@@ -418,8 +408,7 @@ fn testCeil() !void {
// try expect(@ceil(a) == 4);
// }
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, -2.2, 0.3, -0.4 };
var result = @ceil(v);
try expect(math.approxEqAbs(f32, @ceil(@as(f32, 1.1)), result[0], epsilon));
@@ -446,8 +435,7 @@ fn testTrunc() !void {
// try expect(@trunc(a) == -3);
// }
// TODO: Implement Vector support for other backends
if (builtin.zig_backend == .stage1) {
{
var v: Vector(4, f32) = [_]f32{ 1.1, -2.2, 0.3, -0.4 };
var result = @trunc(v);
try expect(math.approxEqAbs(f32, @trunc(@as(f32, 1.1)), result[0], epsilon));