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Add support for Vector Pack Saturated on PowerPC

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This commit is contained in:
Luca Barbato 2017-08-04 00:19:58 +00:00
parent e40dc66f47
commit c2cdcefead
2 changed files with 27 additions and 0 deletions
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7
src/etc/platform-intrinsics/powerpc.json
View File

@ -121,6 +121,13 @@
"llvm": "vavg{0.kind}{0.data_type_short}",
"ret": "i(8-32)",
"args": ["0", "0"]
},
{
"intrinsic": "packs{0.kind}{1.data_type_short}",
"width": [128],
"llvm": "vpk{0.kind}{1.data_type_short}{0.kind}s",
"ret": "i(8-16)",
"args": ["0W", "1"]
}
]
}

20
src/librustc_platform_intrinsics/powerpc.rs
View File

@ -282,6 +282,26 @@ pub fn find(name: &str) -> Option<Intrinsic> {
output: &::U32x4,
definition: Named("llvm.ppc.altivec.vavguw")
},
"_vec_packssh" => Intrinsic {
inputs: { static INPUTS: [&'static Type; 2] = [&::I16x8, &::I16x8]; &INPUTS },
output: &::I8x16,
definition: Named("llvm.ppc.altivec.vpkshss")
},
"_vec_packsuh" => Intrinsic {
inputs: { static INPUTS: [&'static Type; 2] = [&::U16x8, &::U16x8]; &INPUTS },
output: &::U8x16,
definition: Named("llvm.ppc.altivec.vpkuhus")
},
"_vec_packssw" => Intrinsic {
inputs: { static INPUTS: [&'static Type; 2] = [&::I32x4, &::I32x4]; &INPUTS },
output: &::I16x8,
definition: Named("llvm.ppc.altivec.vpkswss")
},
"_vec_packsuw" => Intrinsic {
inputs: { static INPUTS: [&'static Type; 2] = [&::U32x4, &::U32x4]; &INPUTS },
output: &::U16x8,
definition: Named("llvm.ppc.altivec.vpkuwus")
},
_ => return None,
})
}