cfallin opened issue #4759:
https://oss-fuzz.com/testcase-detail/4974131891798016
thread '<unnamed>' panicked at 'not yet implemented', [wasmtime/cranelift/codegen/src/isa/x64/inst/emit.rs:1762](https://github.com/bytecodealliance/wasmtime/blob/d620705a323e3da59bd90473b4e627c8502b1255/cranelift/codegen/src/isa/x64/inst/emit.rs#L1762):22
input:
IFWoAAAAAE0AAABSSUl9LCB7AAUb//8AZfxN88ZGRAKd0g2kJPs9hAAAAAAI/2B5+IIAAQBlPDwA Ajw8PDxHvLyIgp6CgmCCAAAAAQ0mAQAA6QAAACC2JgH4/wAAAOm2IKYBAOm2/////yAAAAAwVVVV BXUwOjExdVVVVVVVVVWCgv2CdnaCgoKCgoKCgoJMAAACgoKC/v///YKCgtTUIdTkxMTExMRBQ0QA AAB4QHAcPQAAAAcAAIKCgoKCRERERERERERERERCQkJCQkJCQkJCQkhCQkJCQkJCQkJCQkJCQkJC QkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkFCQkJCQkJCQkJCQkJCPDwAAQD///8A/w==
cc @afonso360
afonso360 commented on issue #4759:
<details>
<summary> Formatted </summary>ubuntu@instance-20220805-0848:~/git/wasmtime/fuzz$ cargo fuzz fmt cranelift-fuzzgen ./4759.in --no-default-features Output of `std::fmt::Debug`: ;; Fuzzgen test case test interpret test run set enable_llvm_abi_extensions target aarch64 target s390x target x86_64 function u0:1(i128, b1, b1, i128, b1, i16 uext, i8 sext, i64 sext, i32, i128, f64, b1 sext, i64 sext, i32, f32 sext) -> i128, i128 sext system_v { ss0 = explicit_slot 60 ss1 = explicit_slot 60 ss2 = explicit_slot 60 ss3 = explicit_slot 71 ss4 = explicit_slot 59 ss5 = explicit_slot 59 sig0 = (i64, i64) -> i64 fast sig1 = (i64, i64) -> i64 fast fn0 = %UdivI64 sig0 fn1 = %UdivI64 sig1 jt0 = jump_table [] block0(v0: i128, v1: b1, v2: b1, v3: i128, v4: b1, v5: i16, v6: i8, v7: i64, v8: i32, v9: i128, v10: f64, v11: b1, v12: i64, v13: i32, v14: f32): v25 = iconst.i128 0 v26 = iconst.i64 0 v27 = iconst.i32 0 v28 = iconst.i16 0 v29 = iconst.i8 0 stack_store v25, ss0 ; v25 = 0 stack_store v25, ss0+16 ; v25 = 0 stack_store v25, ss0+32 ; v25 = 0 stack_store v26, ss0+48 ; v26 = 0 stack_store v27, ss0+56 ; v27 = 0 stack_store v25, ss1 ; v25 = 0 stack_store v25, ss1+16 ; v25 = 0 stack_store v25, ss1+32 ; v25 = 0 stack_store v26, ss1+48 ; v26 = 0 stack_store v27, ss1+56 ; v27 = 0 stack_store v25, ss2 ; v25 = 0 stack_store v25, ss2+16 ; v25 = 0 stack_store v25, ss2+32 ; v25 = 0 stack_store v26, ss2+48 ; v26 = 0 stack_store v27, ss2+56 ; v27 = 0 stack_store v25, ss3 ; v25 = 0 stack_store v25, ss3+16 ; v25 = 0 stack_store v25, ss3+32 ; v25 = 0 stack_store v25, ss3+48 ; v25 = 0 stack_store v27, ss3+64 ; v27 = 0 stack_store v28, ss3+68 ; v28 = 0 stack_store v29, ss3+70 ; v29 = 0 stack_store v25, ss4 ; v25 = 0 stack_store v25, ss4+16 ; v25 = 0 stack_store v25, ss4+32 ; v25 = 0 stack_store v26, ss4+48 ; v26 = 0 stack_store v28, ss4+56 ; v28 = 0 stack_store v29, ss4+58 ; v29 = 0 stack_store v25, ss5 ; v25 = 0 stack_store v25, ss5+16 ; v25 = 0 stack_store v25, ss5+32 ; v25 = 0 stack_store v26, ss5+48 ; v26 = 0 stack_store v28, ss5+56 ; v28 = 0 stack_store v29, ss5+58 ; v29 = 0 br_table v8, block3, jt0 block1(v15: i64, v16: b1, v17: b1, v18: b1, v19: b1, v20: b1, v21: f64, v22: b1, v23: i8, v24: b1, v36: i128, v37: i32, v42: i16, v45: i32) cold: v30 = iadd v23, v23 nop nop v31 = f64const -0x1.126b620000000p897 v32 = udiv v15, v15 v33 = f64const -0x1.6e90001a620b6p1020 v35 = udiv.i64 v34, v34 nop nop nop v38 = rotr v36, v37 v40 = iadd.i128 v39, v39 v41 = rotr v40, v34 v43 = ishl v37, v42 v44 = ishl v43, v42 v46 = ushr v45, v30 v47 = ushr v45, v30 v48 = ushr v47, v30 v49 = ushr v48, v30 v50 = ushr v49, v30 v51 = ishl v30, v30 nop nop v52 = iadd v42, v42 v53 = ushr v50, v51 v54 = udiv v46, v46 v55 = ushr v53, v51 v56 = fcmp eq v33, v33 ; v33 = -0x1.6e90001a620b6p1020, v33 = -0x1.6e90001a620b6p1020 v57 = fcmp one v33, v33 ; v33 = -0x1.6e90001a620b6p1020, v33 = -0x1.6e90001a620b6p1020 v81 = fma v33, v33, v33 ; v33 = -0x1.6e90001a620b6p1020, v33 = -0x1.6e90001a620b6p1020, v33 = -0x1.6e90001a620b6p1020 v82 = fcmp ne v81, v81 v83 = f64const +NaN v58 = select v82, v83, v81 ; v83 = +NaN v84 = fma v58, v58, v58 v85 = fcmp ne v84, v84 v86 = f64const +NaN v59 = select v85, v86, v84 ; v86 = +NaN v87 = fma v59, v59, v59 v88 = fcmp ne v87, v87 v89 = f64const +NaN v60 = select v88, v89, v87 ; v89 = +NaN v90 = fma v60, v60, v60 v91 = fcmp ne v90, v90 v92 = f64const +NaN v61 = select v91, v92, v90 ; v92 = +NaN v63 = rotl v54, v62 nop nop v64 = sshr v41, v35 v65 = rotl v63, v51 br_icmp eq v51, v51, block2(v35, v65, v51, v17, v57, v61, v34, v64, v54, v39, v52, v62) jump block1(v35, v17, v17, v17, v57, v57, v61, v57, v51, v57, v64, v54, v52, v65) block2(v66: i64, v67: i32, v70: i8, v72: b1, v73: b1, v74: f64, v75: i64, v76: i128, v77: i32, v78: i128, v79: i16, v80: i128): v34 -> v75 v39 -> v78 v62 -> v80 v68 = rotl v66, v67 v69 = rotl v68, v67 v71 = rotl v69, v70 br_icmp ult v67, v67, block1(v71, v72, v72, v72, v73, v72, v74, v72, v70, v72, v76, v77, v79, v67) jump block1(v71, v72, v72, v72, v72, v72, v74, v72, v70, v72, v76, v77, v79, v67) block3: jump block2(v7, v8, v6, v4, v1, v10, v12, v3, v13, v0, v5, v9) } ; Note: the results in the below test cases are simply a placeholder and probably will be wrong ; run: u0:1(88073083203066425837579310158810595906, false, false, 88073083203066425837579028683833885250, false, 16962, 66, -1099494835140, 65280, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0] ; run: u0:1(0, false, false, 0, false, 0, 0, 0, 0, 0, 0.0, false, 0, 0, 0.0) == [0, 0]
</details>
bjorn3 commented on issue #4759:
Fails at https://github.com/bytecodealliance/wasmtime/blob/418dbc15bd2a5269b338587661387e05fc77b983/cranelift/codegen/src/isa/x64/inst/emit.rs#L1762 when emitting a
XmmRmRVex
.
abrown commented on issue #4759:
Looks like it could be time to add the memory addressing encodings to VEX and EVEX.
jameysharp closed issue #4759:
https://oss-fuzz.com/testcase-detail/4974131891798016
thread '<unnamed>' panicked at 'not yet implemented', [wasmtime/cranelift/codegen/src/isa/x64/inst/emit.rs:1762](https://github.com/bytecodealliance/wasmtime/blob/d620705a323e3da59bd90473b4e627c8502b1255/cranelift/codegen/src/isa/x64/inst/emit.rs#L1762):22
input:
IFWoAAAAAE0AAABSSUl9LCB7AAUb//8AZfxN88ZGRAKd0g2kJPs9hAAAAAAI/2B5+IIAAQBlPDwA Ajw8PDxHvLyIgp6CgmCCAAAAAQ0mAQAA6QAAACC2JgH4/wAAAOm2IKYBAOm2/////yAAAAAwVVVV BXUwOjExdVVVVVVVVVWCgv2CdnaCgoKCgoKCgoJMAAACgoKC/v///YKCgtTUIdTkxMTExMRBQ0QA AAB4QHAcPQAAAAcAAIKCgoKCRERERERERERERERCQkJCQkJCQkJCQkhCQkJCQkJCQkJCQkJCQkJC QkJCQkJCQkJCQkJCQkJCQkJCQkJCQkJCQkFCQkJCQkJCQkJCQkJCPDwAAQD///8A/w==
cc @afonso360
Last updated: Dec 23 2024 at 12:05 UTC