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fuzzgen: Enable s390x and disable unimplemented ops (#5596)

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Also fix assertion failure when using "i128 uext" or "i128 sext"
arguments or return values, as discovered by the fuzzer.
This commit is contained in:
Ulrich Weigand
2023-01-19 19:08:32 +01:00
committed by GitHub
parent 56a981bdd8
commit a2e9a608c1
4 changed files with 44 additions and 5 deletions
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40
cranelift/fuzzgen/src/function_generator.rs
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@@ -502,6 +502,46 @@ fn valid_for_target(triple: &Triple, op: Opcode, args: &[Type], rets: &[Type]) -
)
}
Architecture::S390x => {
exceptions!(
(Opcode::IaddCout),
(Opcode::Udiv, &[I128, I128]),
(Opcode::Sdiv, &[I128, I128]),
(Opcode::Urem, &[I128, I128]),
(Opcode::Srem, &[I128, I128]),
(Opcode::Smin),
(Opcode::Smax),
(Opcode::Umin),
(Opcode::Umax),
(Opcode::Band, &[F32, F32]),
(Opcode::Band, &[F64, F64]),
(Opcode::Bor, &[F32, F32]),
(Opcode::Bor, &[F64, F64]),
(Opcode::Bxor, &[F32, F32]),
(Opcode::Bxor, &[F64, F64]),
(Opcode::Bnot, &[F32, F32]),
(Opcode::Bnot, &[F64, F64]),
(Opcode::BandNot, &[F32, F32]),
(Opcode::BandNot, &[F64, F64]),
(Opcode::BorNot, &[F32, F32]),
(Opcode::BorNot, &[F64, F64]),
(Opcode::BxorNot, &[F32, F32]),
(Opcode::BxorNot, &[F64, F64]),
(Opcode::FcvtToUint, &[F32], &[I128]),
(Opcode::FcvtToUint, &[F64], &[I128]),
(Opcode::FcvtToUintSat, &[F32], &[I128]),
(Opcode::FcvtToUintSat, &[F64], &[I128]),
(Opcode::FcvtToSint, &[F32], &[I128]),
(Opcode::FcvtToSint, &[F64], &[I128]),
(Opcode::FcvtToSintSat, &[F32], &[I128]),
(Opcode::FcvtToSintSat, &[F64], &[I128]),
(Opcode::FcvtFromUint, &[I128], &[F32]),
(Opcode::FcvtFromUint, &[I128], &[F64]),
(Opcode::FcvtFromSint, &[I128], &[F32]),
(Opcode::FcvtFromSint, &[I128], &[F64]),
)
}
Architecture::Riscv64(_) => {
exceptions!(
// TODO