build(ariadne): vendor serde crates

third_party/crates/zmij-1.0.23/src/stdarch_x86.rs

@@ -0,0 +1,65 @@
+use core::mem;
+
+pub use core::arch::x86_64::*;
+
+pub const fn _MM_SHUFFLE(z: u32, y: u32, x: u32, w: u32) -> i32 {
+    ((z << 6) | (y << 4) | (x << 2) | w) as i32
+}
+
+pub const fn _mm_set_epi64x(e1: i64, e0: i64) -> __m128i {
+    unsafe { mem::transmute([e0, e1]) }
+}
+
+pub const fn _mm_set_epi32(e3: i32, e2: i32, e1: i32, e0: i32) -> __m128i {
+    unsafe { mem::transmute([e0, e1, e2, e3]) }
+}
+
+pub const fn _mm_set_epi16(
+    e7: i16,
+    e6: i16,
+    e5: i16,
+    e4: i16,
+    e3: i16,
+    e2: i16,
+    e1: i16,
+    e0: i16,
+) -> __m128i {
+    unsafe { mem::transmute([e0, e1, e2, e3, e4, e5, e6, e7]) }
+}
+
+pub const fn _mm_set_epi8(
+    e15: i8,
+    e14: i8,
+    e13: i8,
+    e12: i8,
+    e11: i8,
+    e10: i8,
+    e9: i8,
+    e8: i8,
+    e7: i8,
+    e6: i8,
+    e5: i8,
+    e4: i8,
+    e3: i8,
+    e2: i8,
+    e1: i8,
+    e0: i8,
+) -> __m128i {
+    unsafe {
+        mem::transmute([
+            e0, e1, e2, e3, e4, e5, e6, e7, e8, e9, e10, e11, e12, e13, e14, e15,
+        ])
+    }
+}
+
+pub const fn _mm_set1_epi64x(a: i64) -> __m128i {
+    _mm_set_epi64x(a, a)
+}
+
+pub const fn _mm_set1_epi32(a: i32) -> __m128i {
+    _mm_set_epi32(a, a, a, a)
+}
+
+pub const fn _mm_set1_epi16(a: i16) -> __m128i {
+    _mm_set_epi16(a, a, a, a, a, a, a, a)
+}

third_party/crates/zmij-1.0.23/src/tests.rs

@@ -0,0 +1,66 @@
+use core::f64::consts::LOG2_10;
+use core::mem;
+use num_bigint::BigUint as Uint;
+
+const _: () = {
+    let static_data = mem::size_of_val(&crate::STATIC_DATA.pow10_significands)
+        + mem::size_of_val(&crate::STATIC_DATA.exp_shifts)
+        + mem::size_of_val(&crate::STATIC_DATA.exp_strings)
+        + mem::size_of_val(&crate::DIGITS2);
+    if cfg!(opt_level = "s") {
+        assert!(static_data == 200);
+    } else {
+        assert!(static_data == 17232); // 16.8K
+    }
+};
+
+#[cfg(target_endian = "little")]
+#[test]
+fn utilities() {
+    let clz = u64::leading_zeros;
+    assert_eq!(clz(1), 63);
+    assert_eq!(clz(!0), 0);
+
+    assert_eq!(crate::count_trailing_nonzeros(0x00000000_00000000), 0);
+    assert_eq!(crate::count_trailing_nonzeros(0x00000000_00000001), 1);
+    assert_eq!(crate::count_trailing_nonzeros(0x00000000_00000009), 1);
+    assert_eq!(crate::count_trailing_nonzeros(0x00090000_09000000), 7);
+    assert_eq!(crate::count_trailing_nonzeros(0x01000000_00000000), 8);
+    assert_eq!(crate::count_trailing_nonzeros(0x09000000_00000000), 8);
+}
+
+#[test]
+fn pow10() {
+    const DEC_EXP_MIN: i32 = -292;
+
+    // Range of decimal exponents [K_min, K_max] from the paper.
+    let dec_exp_min = -324_i32;
+    let dec_exp_max = 292_i32;
+
+    let num_bits = 128_i32;
+
+    // Negate dec_pow_min and dec_pow_max because we need negative powers 10^-k.
+    for (i, dec_exp) in (-dec_exp_max..=-dec_exp_min).enumerate() {
+        // dec_exp is -k in the paper.
+        let bin_exp = (f64::from(dec_exp) * LOG2_10).floor() as i32 - (num_bits - 1);
+        let bin_pow = Uint::from(2_u8).pow(bin_exp.unsigned_abs());
+        let dec_pow = Uint::from(10_u8).pow(dec_exp.unsigned_abs());
+        let result = if dec_exp < 0 {
+            bin_pow / dec_pow
+        } else if bin_exp < 0 {
+            dec_pow * bin_pow
+        } else {
+            dec_pow / bin_pow
+        };
+        let hi = u64::try_from(&result >> 64).unwrap();
+        let lo = u64::try_from(result & (Uint::from(2_u8).pow(64) - Uint::from(1_u8))).unwrap();
+        if !crate::Pow10SignificandTable::COMPRESS {
+            assert_eq!(
+                crate::STATIC_DATA
+                    .pow10_significands
+                    .get(DEC_EXP_MIN + i as i32),
+                crate::uint128 { hi, lo },
+            );
+        }
+    }
+}

third_party/crates/zmij-1.0.23/src/traits.rs

@@ -0,0 +1,55 @@
+use core::fmt::Display;
+use core::ops::{Add, BitAnd, BitOr, BitOrAssign, BitXorAssign, Div, Mul, Shl, Shr, Sub};
+
+pub trait Float: Copy {
+    const MANTISSA_DIGITS: u32;
+    const MIN_10_EXP: i32;
+    const MAX_10_EXP: i32;
+    const MAX_DIGITS10: u32;
+}
+
+impl Float for f32 {
+    const MANTISSA_DIGITS: u32 = Self::MANTISSA_DIGITS;
+    const MIN_10_EXP: i32 = Self::MIN_10_EXP;
+    const MAX_10_EXP: i32 = Self::MAX_10_EXP;
+    const MAX_DIGITS10: u32 = 9;
+}
+
+impl Float for f64 {
+    const MANTISSA_DIGITS: u32 = Self::MANTISSA_DIGITS;
+    const MIN_10_EXP: i32 = Self::MIN_10_EXP;
+    const MAX_10_EXP: i32 = Self::MAX_10_EXP;
+    const MAX_DIGITS10: u32 = 17;
+}
+
+pub trait UInt:
+    Copy
+    + From<u8>
+    + From<bool>
+    + Add<Output = Self>
+    + Sub<Output = Self>
+    + Mul<Output = Self>
+    + Div<Output = Self>
+    + BitAnd<Output = Self>
+    + BitOr<Output = Self>
+    + Shl<u8, Output = Self>
+    + Shl<i32, Output = Self>
+    + Shl<u32, Output = Self>
+    + Shr<i32, Output = Self>
+    + Shr<u32, Output = Self>
+    + BitOrAssign
+    + BitXorAssign
+    + PartialOrd
+    + Into<u64>
+    + Display
+{
+    type Signed: Ord;
+}
+
+impl UInt for u32 {
+    type Signed = i32;
+}
+
+impl UInt for u64 {
+    type Signed = i64;
+}