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simd/aarch64: additional intrinsics

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This commit is contained in:
Mitchell Hashimoto
2024-02-03 10:00:24 -08:00
parent c042b052b2
commit 4fa3ea604b
1 changed files with 10 additions and 0 deletions
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10
src/simd/aarch64.zig
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@ -269,6 +269,16 @@ pub inline fn vqtbl1q_u8(t: @Vector(16, u8), idx: @Vector(16, u8)) @Vector(16, u
); );
} }
pub inline fn vqtbl2q_u8(t: [2]@Vector(16, u8), idx: @Vector(16, u8)) @Vector(16, u8) {
return asm (
\\ tbl %[ret].16b, { %[t0].16b, %[t1].16b }, %[idx].16b
: [ret] "=w" (-> @Vector(16, u8)),
: [idx] "w" (idx),
[t0] "w" (t[0]),
[t1] "w" (t[1]),
);
}
pub inline fn vshrn_n_u16(a: @Vector(8, u16), n: u4) @Vector(8, u8) { pub inline fn vshrn_n_u16(a: @Vector(8, u16), n: u4) @Vector(8, u8) {
assert(n <= 8); assert(n <= 8);
return asm ( return asm (