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cranelift x64: add instruction set checks for popcnt/tzcnt/lzcnt;

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This commit is contained in:
Benjamin Bouvier
2021-01-30 13:38:55 +01:00
parent a4eaefc670
commit 13027ad670
3 changed files with 24 additions and 4 deletions
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10
cranelift/codegen/src/isa/x64/inst/emit.rs
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@@ -529,9 +529,13 @@ pub(crate) fn emit(
match iset_requirement {
// Cranelift assumes SSE2 at least.
InstructionSet::SSE | InstructionSet::SSE2 => {}
InstructionSet::SSSE3 => assert!(info.isa_flags.has_ssse3()),
InstructionSet::SSE41 => assert!(info.isa_flags.has_sse41()),
InstructionSet::SSE42 => assert!(info.isa_flags.has_sse42()),
InstructionSet::SSSE3 => assert!(info.isa_flags.use_ssse3()),
InstructionSet::SSE41 => assert!(info.isa_flags.use_sse41()),
InstructionSet::SSE42 => assert!(info.isa_flags.use_sse42()),
InstructionSet::Popcnt => assert!(info.isa_flags.use_popcnt()),
InstructionSet::Lzcnt => assert!(info.isa_flags.use_lzcnt()),
InstructionSet::BMI1 => assert!(info.isa_flags.use_bmi1()),
InstructionSet::BMI2 => assert!(info.isa_flags.has_bmi2()),
}
}