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Add f16 inline ASM support for 32-bit ARM

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beetrees
2024-06-16 16:56:39 +01:00
parent 12b33d36f3
commit 753fb070bb
3 changed files with 365 additions and 183 deletions
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12
compiler/rustc_target/src/asm/arm.rs
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@@ -47,16 +47,18 @@ impl ArmInlineAsmRegClass {
_arch: InlineAsmArch,
) -> &'static [(InlineAsmType, Option<Symbol>)] {
match self {
Self::reg => types! { _: I8, I16, I32, F32; },
Self::sreg | Self::sreg_low16 => types! { vfp2: I32, F32; },
Self::reg => types! { _: I8, I16, I32, F16, F32; },
Self::sreg | Self::sreg_low16 => types! { vfp2: I32, F16, F32; },
Self::dreg_low16 | Self::dreg_low8 => types! {
vfp2: I64, F64, VecI8(8), VecI16(4), VecI32(2), VecI64(1), VecF32(2);
vfp2: I64, F64;
neon: VecI8(8), VecI16(4), VecI32(2), VecI64(1), VecF16(4), VecF32(2);
},
Self::dreg => types! {
d32: I64, F64, VecI8(8), VecI16(4), VecI32(2), VecI64(1), VecF32(2);
d32: I64, F64;
neon: VecI8(8), VecI16(4), VecI32(2), VecI64(1), VecF16(4), VecF32(2);
},
Self::qreg | Self::qreg_low8 | Self::qreg_low4 => types! {
neon: VecI8(16), VecI16(8), VecI32(4), VecI64(2), VecF32(4);
neon: VecI8(16), VecI16(8), VecI32(4), VecI64(2), VecF16(8), VecF32(4);
},
}
}