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| author | Andrew Kelley <andrew@ziglang.org> | 2022-04-28 13:34:38 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-04-28 13:34:38 -0400 |
| commit | 360ecc1a2f72967f3a3882b3327e130bdc4e18c0 (patch) | |
| tree | c02dfab372e5b79bc2130d666c5e0a0e5cb3af2e /lib/std/math/complex/sqrt.zig | |
| parent | d5fcb509881e1b022d2bcef303b53b4f67db1c9a (diff) | |
| parent | 11911f55a73a49e2fda85bddd38d1993b93547c9 (diff) | |
| download | zig-360ecc1a2f72967f3a3882b3327e130bdc4e18c0.tar.gz zig-360ecc1a2f72967f3a3882b3327e130bdc4e18c0.zip | |
Merge pull request #11532 from ziglang/compiler-rt-math
compiler-rt math functions reorg
Diffstat (limited to 'lib/std/math/complex/sqrt.zig')
| -rw-r--r-- | lib/std/math/complex/sqrt.zig | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/std/math/complex/sqrt.zig b/lib/std/math/complex/sqrt.zig index 4f16e631b8..ab24e2d60d 100644 --- a/lib/std/math/complex/sqrt.zig +++ b/lib/std/math/complex/sqrt.zig @@ -43,7 +43,7 @@ fn sqrt32(z: Complex(f32)) Complex(f32) { // sqrt(-inf + i nan) = nan +- inf i // sqrt(-inf + iy) = 0 + inf i if (math.signbit(x)) { - return Complex(f32).init(math.fabs(x - y), math.copysign(f32, x, y)); + return Complex(f32).init(@fabs(x - y), math.copysign(f32, x, y)); } else { return Complex(f32).init(x, math.copysign(f32, y - y, y)); } @@ -56,15 +56,15 @@ fn sqrt32(z: Complex(f32)) Complex(f32) { const dy = @as(f64, y); if (dx >= 0) { - const t = math.sqrt((dx + math.hypot(f64, dx, dy)) * 0.5); + const t = @sqrt((dx + math.hypot(f64, dx, dy)) * 0.5); return Complex(f32).init( @floatCast(f32, t), @floatCast(f32, dy / (2.0 * t)), ); } else { - const t = math.sqrt((-dx + math.hypot(f64, dx, dy)) * 0.5); + const t = @sqrt((-dx + math.hypot(f64, dx, dy)) * 0.5); return Complex(f32).init( - @floatCast(f32, math.fabs(y) / (2.0 * t)), + @floatCast(f32, @fabs(y) / (2.0 * t)), @floatCast(f32, math.copysign(f64, t, y)), ); } @@ -94,7 +94,7 @@ fn sqrt64(z: Complex(f64)) Complex(f64) { // sqrt(-inf + i nan) = nan +- inf i // sqrt(-inf + iy) = 0 + inf i if (math.signbit(x)) { - return Complex(f64).init(math.fabs(x - y), math.copysign(f64, x, y)); + return Complex(f64).init(@fabs(x - y), math.copysign(f64, x, y)); } else { return Complex(f64).init(x, math.copysign(f64, y - y, y)); } @@ -104,7 +104,7 @@ fn sqrt64(z: Complex(f64)) Complex(f64) { // scale to avoid overflow var scale = false; - if (math.fabs(x) >= threshold or math.fabs(y) >= threshold) { + if (@fabs(x) >= threshold or @fabs(y) >= threshold) { x *= 0.25; y *= 0.25; scale = true; @@ -112,11 +112,11 @@ fn sqrt64(z: Complex(f64)) Complex(f64) { var result: Complex(f64) = undefined; if (x >= 0) { - const t = math.sqrt((x + math.hypot(f64, x, y)) * 0.5); + const t = @sqrt((x + math.hypot(f64, x, y)) * 0.5); result = Complex(f64).init(t, y / (2.0 * t)); } else { - const t = math.sqrt((-x + math.hypot(f64, x, y)) * 0.5); - result = Complex(f64).init(math.fabs(y) / (2.0 * t), math.copysign(f64, t, y)); + const t = @sqrt((-x + math.hypot(f64, x, y)) * 0.5); + result = Complex(f64).init(@fabs(y) / (2.0 * t), math.copysign(f64, t, y)); } if (scale) { |
