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Support detecting all llc's x86 target features #34397

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Support detecting all llc's x86 target features #34397

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081e5b4
Support detecting all llc's x86 target features
gnzlbg Jun 21, 2016
b11ae49
Trim down the least of new target_features
gnzlbg Jun 21, 2016
7af88a0
Trim it a bit more.
gnzlbg Jun 21, 2016
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22 changes: 13 additions & 9 deletions src/librustc_driver/target_features.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,15 +28,19 @@ const ARM_WHITELIST: &'static [&'static str] = &[
];

const X86_WHITELIST: &'static [&'static str] = &[
"avx\0",
"avx2\0",
"sse\0",
"sse2\0",
"sse3\0",
"sse4.1\0",
"sse4.2\0",
"ssse3\0",
];
"avx\0", // AVX instructions.
"avx2\0", // AVX2 instructions.
"bmi\0", // BMI instructions.
"bmi2\0", // BMI2 instructions.
"sse\0", // SSE instructions.
"sse2\0", // SSE2 instructions.
"sse3\0", // SSE3 instructions.
"sse4.1\0", // SSE 4.1 instructions.
"sse4.2\0", // SSE 4.2 instructions.
"sse4a\0", // SSE 4a instructions.
"ssse3\0", // SSSE3 instructions.
"tbm\0", // TBM instructions.
];

/// Add `target_feature = "..."` cfgs for a variety of platform
/// specific features (SSE, NEON etc.).
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