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Signed-off-by: Henry Gressmann <[email protected]>
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#[cfg(not(feature = "std"))] | ||
#[allow(unused_imports)] | ||
use super::no_std_floats::NoStdFloatExt; | ||
// #[cfg(not(feature = "std"))] | ||
// #[allow(unused_imports)] | ||
// use super::no_std_floats::NoStdFloatExt; | ||
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// WIP | ||
struct V128([u8; 16]); | ||
// // WIP | ||
// struct V128([u8; 16]); | ||
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impl V128 { | ||
fn f32x4(&self) -> [f32; 4] { | ||
let mut res = [0.0; 4]; | ||
for i in 0..4 { | ||
let mut f = [0; 4]; | ||
for j in 0..4 { | ||
f[j] = self.0[i * 4 + j]; | ||
} | ||
res[i] = f32::from_le_bytes(f); | ||
} | ||
res | ||
} | ||
// impl V128 { | ||
// fn f32x4(&self) -> [f32; 4] { | ||
// let mut res = [0.0; 4]; | ||
// for i in 0..4 { | ||
// let mut f = [0; 4]; | ||
// for j in 0..4 { | ||
// f[j] = self.0[i * 4 + j]; | ||
// } | ||
// res[i] = f32::from_le_bytes(f); | ||
// } | ||
// res | ||
// } | ||
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fn i32x4(&self) -> [i32; 4] { | ||
let mut res = [0; 4]; | ||
for i in 0..4 { | ||
let mut f = [0; 4]; | ||
for j in 0..4 { | ||
f[j] = self.0[i * 4 + j]; | ||
} | ||
res[i] = i32::from_le_bytes(f); | ||
} | ||
res | ||
} | ||
// fn i32x4(&self) -> [i32; 4] { | ||
// let mut res = [0; 4]; | ||
// for i in 0..4 { | ||
// let mut f = [0; 4]; | ||
// for j in 0..4 { | ||
// f[j] = self.0[i * 4 + j]; | ||
// } | ||
// res[i] = i32::from_le_bytes(f); | ||
// } | ||
// res | ||
// } | ||
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fn i64x2(&self) -> [i64; 2] { | ||
let mut res = [0; 2]; | ||
for i in 0..2 { | ||
let mut f = [0; 8]; | ||
for j in 0..8 { | ||
f[j] = self.0[i * 8 + j]; | ||
} | ||
res[i] = i64::from_le_bytes(f); | ||
} | ||
res | ||
} | ||
// fn i64x2(&self) -> [i64; 2] { | ||
// let mut res = [0; 2]; | ||
// for i in 0..2 { | ||
// let mut f = [0; 8]; | ||
// for j in 0..8 { | ||
// f[j] = self.0[i * 8 + j]; | ||
// } | ||
// res[i] = i64::from_le_bytes(f); | ||
// } | ||
// res | ||
// } | ||
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fn f64x2(&self) -> [f64; 2] { | ||
let mut res = [0.0; 2]; | ||
for i in 0..2 { | ||
let mut f = [0; 8]; | ||
for j in 0..8 { | ||
f[j] = self.0[i * 8 + j]; | ||
} | ||
res[i] = f64::from_le_bytes(f); | ||
} | ||
res | ||
} | ||
// fn f64x2(&self) -> [f64; 2] { | ||
// let mut res = [0.0; 2]; | ||
// for i in 0..2 { | ||
// let mut f = [0; 8]; | ||
// for j in 0..8 { | ||
// f[j] = self.0[i * 8 + j]; | ||
// } | ||
// res[i] = f64::from_le_bytes(f); | ||
// } | ||
// res | ||
// } | ||
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fn i16x8(&self) -> [i16; 8] { | ||
let mut res = [0; 8]; | ||
for i in 0..8 { | ||
let mut f = [0; 2]; | ||
for j in 0..2 { | ||
f[j] = self.0[i * 2 + j]; | ||
} | ||
res[i] = i16::from_le_bytes(f); | ||
} | ||
res | ||
} | ||
// fn i16x8(&self) -> [i16; 8] { | ||
// let mut res = [0; 8]; | ||
// for i in 0..8 { | ||
// let mut f = [0; 2]; | ||
// for j in 0..2 { | ||
// f[j] = self.0[i * 2 + j]; | ||
// } | ||
// res[i] = i16::from_le_bytes(f); | ||
// } | ||
// res | ||
// } | ||
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fn i8x16(&self) -> [i8; 16] { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = i8::from_le_bytes([self.0[i]]); | ||
} | ||
res | ||
} | ||
} | ||
// fn i8x16(&self) -> [i8; 16] { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = i8::from_le_bytes([self.0[i]]); | ||
// } | ||
// res | ||
// } | ||
// } | ||
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fn vvunop(c1: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = !c1.0[i]; | ||
} | ||
V128(res) | ||
} | ||
// fn vvunop(c1: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = !c1.0[i]; | ||
// } | ||
// V128(res) | ||
// } | ||
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fn vvbinop(c1: V128, c2: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = c1.0[i] & c2.0[i]; | ||
} | ||
V128(res) | ||
} | ||
// fn vvbinop(c1: V128, c2: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = c1.0[i] & c2.0[i]; | ||
// } | ||
// V128(res) | ||
// } | ||
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fn vvternop(c1: V128, c2: V128, c3: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = c1.0[i] & c2.0[i] | !c1.0[i] & c3.0[i]; | ||
} | ||
V128(res) | ||
} | ||
// fn vvternop(c1: V128, c2: V128, c3: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = c1.0[i] & c2.0[i] | !c1.0[i] & c3.0[i]; | ||
// } | ||
// V128(res) | ||
// } | ||
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fn any_true(val: V128) -> bool { | ||
val.0.iter().any(|&x| x != 0) | ||
} | ||
// fn any_true(val: V128) -> bool { | ||
// val.0.iter().any(|&x| x != 0) | ||
// } | ||
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fn i8x16_swizzle(c1: V128, c2: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = c1.0[c2.0[i] as usize]; | ||
} | ||
V128(res) | ||
} | ||
// fn i8x16_swizzle(c1: V128, c2: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = c1.0[c2.0[i] as usize]; | ||
// } | ||
// V128(res) | ||
// } | ||
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fn i18x16_shuffle(c1: V128, c2: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..16 { | ||
res[i] = c1.0[(c2.0[i] & 0xf) as usize]; | ||
} | ||
V128(res) | ||
} | ||
// fn i18x16_shuffle(c1: V128, c2: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..16 { | ||
// res[i] = c1.0[(c2.0[i] & 0xf) as usize]; | ||
// } | ||
// V128(res) | ||
// } | ||
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fn f32x4_abs(val: V128) -> V128 { | ||
let mut res = [0; 16]; | ||
for i in 0..4 { | ||
let f = val.f32x4(); | ||
let f = f32::abs(f[i]); | ||
let f = f.to_le_bytes(); | ||
for j in 0..4 { | ||
res[i * 4 + j] = f[j]; | ||
} | ||
} | ||
V128(res) | ||
} | ||
// fn f32x4_abs(val: V128) -> V128 { | ||
// let mut res = [0; 16]; | ||
// for i in 0..4 { | ||
// let f = val.f32x4(); | ||
// let f = f32::abs(f[i]); | ||
// let f = f.to_le_bytes(); | ||
// for j in 0..4 { | ||
// res[i * 4 + j] = f[j]; | ||
// } | ||
// } | ||
// V128(res) | ||
// } |