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core/simd: Add IS_EMULTATED so there is one place to look for potatos

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Yawning Angel
2024-08-18 22:52:39 +09:00
parent f49ebae956
commit 7020e9b66a
1 changed files with 7 additions and 0 deletions
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core/simd/simd.odin
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@@ -3,6 +3,13 @@ package simd
import "base:builtin" import "base:builtin"
import "base:intrinsics" import "base:intrinsics"
// IS_EMULATED is true iff the compile-time target lacks hardware support
// for at least 128-bit SIMD.
IS_EMULATED :: true when (ODIN_ARCH == .amd64 || ODIN_ARCH == .i386) && !intrinsics.has_target_feature("sse2") else
true when (ODIN_ARCH == .arm64 || ODIN_ARCH == .arm32) && !intrinsics.has_target_feature("neon") else
true when (ODIN_ARCH == .wasm64p32 || ODIN_ARCH == .wasm32) && !intrinsics.has_target_feature("simd128") else
false
// 128-bit vector aliases // 128-bit vector aliases
u8x16 :: #simd[16]u8 u8x16 :: #simd[16]u8
i8x16 :: #simd[16]i8 i8x16 :: #simd[16]i8