Stream: git-wasmtime

Topic: wasmtime / issue #8866 riscv64: Panic about worst_case_si...

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:27):

alexcrichton opened issue #8866:

Given this input:

<details>

~~~

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:28):

alexcrichton added the fuzz-bug label to Issue #8866.

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:28):

alexcrichton added the cranelift:area:riscv64 label to Issue #8866.

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:28):

alexcrichton edited issue #8866:

Given this input:

<details>

;; Compile test case

test compile
set bb_padding_log2_minus_one=4
set enable_alias_analysis=false
set enable_llvm_abi_extensions=true
set machine_code_cfg_info=true
set enable_jump_tables=false
set enable_heap_access_spectre_mitigation=false
target riscv64 has_zcd has_zbkb has_zbc has_zbs has_zicond has_zvl32b has_zvl64b has_zvl128b has_zvl1024b has_zvl2048b has_zvl4096b has_zvl8192b has_zvl16384b has_zvl32768b

function u1:0() tail {
    ss0 = explicit_slot 50, align = 512
    ss1 = explicit_slot 47, align = 4
    ss2 = explicit_slot 34, align = 32
    ss3 = explicit_slot 103, align = 1024
    ss4 = explicit_slot 110, align = 512
    ss5 = explicit_slot 126, align = 512
    sig0 = (f32, f64, f64, f32, i8 uext, i128, i8 uext, i32, i16 sext, i64, i64 sext, i128, i8 sext, i8, i64, i64 sext) -> i16 sext, i64 sext, f64, i32 sext, f64, i8 sext, i64 sext, f32 cold
    sig1 = () system_v
    sig2 = (i128, i16 sext, i128 sext, i32 sext, i16, i64 uext, f32, i8 sext, f32, i8, i64, i64, i64, i64 uext, f64) -> f64, i8 uext, f32, i128, i64 uext, i8, i16 sext, i64 sext tail
    sig3 = () -> i8 sext, f32, i128, i32, f32, i128 uext, i8, i8 uext, f64, i8 sext, f32 system_v
    sig4 = (i8, i16, i64 sext, i64 sext, i128 uext, i8, i32, f64, i32, f32, i128 uext, i8, i8 uext, f64, f64) -> i8 uext system_v
    sig5 = (i8 sext, i64 uext, i16 sext, i64 sext, i128 uext, i128 sext, f32, i16 uext, i64 sext, i32 sext, i64, i64 uext, f64, f64, i16 sext) -> f32 tail
    sig6 = (i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i8 uext, i16 uext, i16, i64 sext, i64 sext, i128 uext, i8 sext, f32) tail
    sig7 = (f32) -> f32 system_v
    sig8 = (f64) -> f64 system_v
    sig9 = (f32) -> f32 system_v
    sig10 = (f64) -> f64 system_v
    sig11 = (f32) -> f32 system_v
    sig12 = (f64) -> f64 system_v
    sig13 = (f32) -> f32 system_v
    sig14 = (f64) -> f64 system_v
    sig15 = (f32, f32, f32) -> f32 system_v
    sig16 = (f64, f64, f64) -> f64 system_v
    fn0 = colocated u2:0 sig0
    fn1 = colocated u2:1 sig1
    fn2 = colocated u2:2 sig2
    fn3 = colocated u2:3 sig3
    fn4 = colocated u2:4 sig4
    fn5 = colocated u2:5 sig5
    fn6 = colocated u2:6 sig6
    fn7 = %CeilF32 sig7
    fn8 = %CeilF64 sig8
    fn9 = %FloorF32 sig9
    fn10 = %FloorF64 sig10
    fn11 = colocated %TruncF32 sig11
    fn12 = %TruncF64 sig12
    fn13 = colocated %NearestF32 sig13
    fn14 = %NearestF64 sig14
    fn15 = %FmaF32 sig15
    fn16 = %FmaF64 sig16

block0:
    v0 = iconst.i64 0xef31_de2a_2352_79ff
    v161 -> v0
    v1 = iconst.i64 0x2231_ffd1_ff29_ff26
    v2 = f64const 0x1.8ff2320672823p-225
    v3 = iconst.i16 0xffef
    v163 -> v3
    v4 = iconst.i64 0xddde_2a23_52f9_ffff
    v5 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v6 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v7 = iconcat v6, v5  ; v6 = 0xc8c8_c8c8_c8c8_c8c8, v5 = 0xc8c8_c8c8_c8c8_c8c8
    v164 -> v7
    v8 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v9 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v10 = iconcat v9, v8  ; v9 = 0xc8c8_c8c8_c8c8_c8c8, v8 = 0xc8c8_c8c8_c8c8_c8c8
    v11 = iconst.i64 0xcbcb_cbcb_cbc8_c8c8
    v12 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v13 = iconcat v12, v11  ; v12 = 0xc8c8_c8c8_c8c8_c8c8, v11 = 0xcbcb_cbcb_cbc8_c8c8
    v14 = iconst.i8 203
    v162 -> v14
    v15 = f32const -0x1.979796p24
    v165 -> v15
    v16 = iconst.i64 0x0031_2222_2a2f
    v17 = iconst.i64 0xcbcb_2adc_9e98_d7d4
    v18 = iconcat v17, v16  ; v17 = 0xcbcb_2adc_9e98_d7d4, v16 = 0x0031_2222_2a2f
    v19 = iconst.i8 0
    v20 = iconst.i16 0
    v21 = iconst.i32 0
    v22 = iconst.i64 0
    v23 = uextend.i128 v22  ; v22 = 0
    v24 = stack_addr.i64 ss2
    store notrap table v23, v24
    v25 = stack_addr.i64 ss2+16
    store notrap table v23, v25
    v26 = stack_addr.i64 ss2+32
    store notrap table v20, v26  ; v20 = 0
    v27 = stack_addr.i64 ss1
    store notrap table v23, v27
    v28 = stack_addr.i64 ss1+16
    store notrap table v23, v28
    v29 = stack_addr.i64 ss1+32
    store notrap table v22, v29  ; v22 = 0
    v30 = stack_addr.i64 ss1+40
    store notrap table v21, v30  ; v21 = 0
    v31 = stack_addr.i64 ss1+44
    store notrap table v20, v31  ; v20 = 0
    v32 = stack_addr.i64 ss1+46
    store notrap table v19, v32  ; v19 = 0
    v33 = stack_addr.i64 ss0
    store notrap table v23, v33
    v34 = stack_addr.i64 ss0+16
    store notrap table v23, v34
    v35 = stack_addr.i64 ss0+32
    store notrap table v23, v35
    v36 = stack_addr.i64 ss0+48
    store notrap table v20, v36  ; v20 = 0
    v37 = stack_addr.i64 ss3
    store notrap vmctx v23, v37
    v38 = stack_addr.i64 ss3+16
    store notrap vmctx v23, v38
    v39 = stack_addr.i64 ss3+32
    store notrap vmctx v23, v39
    v40 = stack_addr.i64 ss3+48
    store notrap vmctx v23, v40
    v41 = stack_addr.i64 ss3+64
    store notrap vmctx v23, v41
    v42 = stack_addr.i64 ss3+80
    store notrap vmctx v23, v42
    v43 = stack_addr.i64 ss3+96
    store notrap vmctx v21, v43  ; v21 = 0
    v44 = stack_addr.i64 ss3+100
    store notrap vmctx v20, v44  ; v20 = 0
    v45 = stack_addr.i64 ss3+102
    store notrap vmctx v19, v45  ; v19 = 0
    v46 = stack_addr.i64 ss4
    store notrap heap v23, v46
    v47 = stack_addr.i64 ss4+16
    store notrap heap v23, v47
    v48 = stack_addr.i64 ss4+32
    store notrap heap v23, v48
    v49 = stack_addr.i64 ss4+48
    store notrap heap v23, v49
    v50 = stack_addr.i64 ss4+64
    store notrap heap v23, v50
    v51 = stack_addr.i64 ss4+80
    store notrap heap v23, v51
    v52 = stack_addr.i64 ss4+96
    store notrap heap v22, v52  ; v22 = 0
    v53 = stack_addr.i64 ss4+104
    store notrap heap v21, v53  ; v21 = 0
    v54 = stack_addr.i64 ss4+108
    store notrap heap v20, v54  ; v20 = 0
    v55 = stack_addr.i64 ss5
    store notrap vmctx v23, v55
    v56 = stack_addr.i64 ss5+16
    store notrap vmctx v23, v56
    v57 = stack_addr.i64 ss5+32
    store notrap vmctx v23, v57
    v58 = stack_addr.i64 ss5+48
    store notrap vmctx v23, v58
    v59 = stack_addr.i64 ss5+64
    store notrap vmctx v23, v59
    v60 = stack_addr.i64 ss5+80
    store notrap vmctx v23, v60
    v61 = stack_addr.i64 ss5+96
    store notrap vmctx v23, v61
    v62 = stack_addr.i64 ss5+112
    store notrap vmctx v22, v62  ; v22 = 0
    v63 = stack_addr.i64 ss5+120
    store notrap vmctx v21, v63  ; v21 = 0
    v64 = stack_addr.i64 ss5+124
    store notrap vmctx v20, v64  ; v20 = 0
    v65 = icmp_imm uge v3, 0x504d  ; v3 = 0xffef
    brif v65, block3, block2

block3:
    v66 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v66, block5, block4

block5:
    v67 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v67, block7, block6

block7:
    v68 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v68, block9, block8

block9:
    v69 = icmp_imm.i16 eq v3, 0xffdd  ; v3 = 0xffef
    brif v69, block1, block10

block10:
    v70 = icmp_imm.i16 uge v3, 0xff79  ; v3 = 0xffef
    brif v70, block12, block11

block12:
    v71 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0087  ; v3 = 0xffef
    v72 = uextend.i32 v71
    br_table v72, block1, [block1, block1, block1, block1, block1, block1]

block11:
    v73 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v73, block13, block1

block13:
    v74 = iadd_imm.i16 v3, 0xffff_ffff_ffff_00de  ; v3 = 0xffef
    v75 = uextend.i32 v74
    br_table v75, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block8:
    v76 = icmp_imm.i16 eq v3, 0xf951  ; v3 = 0xffef
    brif v76, block1, block14

block14:
    v77 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v77, block15, block1

block15:
    v78 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0901  ; v3 = 0xffef
    v79 = uextend.i32 v78
    br_table v79, block1, [block1, block1, block1, block1, block1, block1, block1]

block6:
    v80 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v80, block17, block16

block17:
    v81 = icmp_imm.i16 eq v3, 0xf426  ; v3 = 0xffef
    brif v81, block1, block18

block18:
    v82 = icmp_imm.i16 uge v3, 0xefff  ; v3 = 0xffef
    brif v82, block20, block19

block20:
    v83 = iadd_imm.i16 v3, 0xffff_ffff_ffff_1001  ; v3 = 0xffef
    v84 = uextend.i32 v83
    br_table v84, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block19:
    v85 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v85, block21, block1

block21:
    v86 = iadd_imm.i16 v3, 0xffff_ffff_ffff_10d6  ; v3 = 0xffef
    v87 = uextend.i32 v86
    br_table v87, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1]

block16:
    v88 = icmp_imm.i16 eq v3, 0xdc2a  ; v3 = 0xffef
    brif v88, block1, block22

block22:
    v89 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v89, block23, block1

block23:
    v90 = iadd_imm.i16 v3, 0xffff_ffff_ffff_2a29  ; v3 = 0xffef
    v91 = uextend.i32 v90
    br_table v91, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block4:
    v92 = icmp_imm.i16 uge v3, 0x7363  ; v3 = 0xffef
    brif v92, block25, block24

block25:
    v93 = icmp_imm.i16 uge v3, 0x9f22  ; v3 = 0xffef
    brif v93, block27, block26

block27:
    v94 = icmp_imm.i16 uge v3,
[message truncated]

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:28):

alexcrichton commented on issue #8866:

cc @afonso360

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 14:28):

alexcrichton edited issue #8866:

Given this input:

<details>

;; Compile test case

test compile
set bb_padding_log2_minus_one=4
set enable_alias_analysis=false
set enable_llvm_abi_extensions=true
set machine_code_cfg_info=true
set enable_jump_tables=false
set enable_heap_access_spectre_mitigation=false
target riscv64 has_zcd has_zbkb has_zbc has_zbs has_zicond has_zvl32b has_zvl64b has_zvl128b has_zvl1024b has_zvl2048b has_zvl4096b has_zvl8192b has_zvl16384b has_zvl32768b

function u1:0() tail {
    ss0 = explicit_slot 50, align = 512
    ss1 = explicit_slot 47, align = 4
    ss2 = explicit_slot 34, align = 32
    ss3 = explicit_slot 103, align = 1024
    ss4 = explicit_slot 110, align = 512
    ss5 = explicit_slot 126, align = 512
    sig0 = (f32, f64, f64, f32, i8 uext, i128, i8 uext, i32, i16 sext, i64, i64 sext, i128, i8 sext, i8, i64, i64 sext) -> i16 sext, i64 sext, f64, i32 sext, f64, i8 sext, i64 sext, f32 cold
    sig1 = () system_v
    sig2 = (i128, i16 sext, i128 sext, i32 sext, i16, i64 uext, f32, i8 sext, f32, i8, i64, i64, i64, i64 uext, f64) -> f64, i8 uext, f32, i128, i64 uext, i8, i16 sext, i64 sext tail
    sig3 = () -> i8 sext, f32, i128, i32, f32, i128 uext, i8, i8 uext, f64, i8 sext, f32 system_v
    sig4 = (i8, i16, i64 sext, i64 sext, i128 uext, i8, i32, f64, i32, f32, i128 uext, i8, i8 uext, f64, f64) -> i8 uext system_v
    sig5 = (i8 sext, i64 uext, i16 sext, i64 sext, i128 uext, i128 sext, f32, i16 uext, i64 sext, i32 sext, i64, i64 uext, f64, f64, i16 sext) -> f32 tail
    sig6 = (i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i8 uext, i16 uext, i16, i64 sext, i64 sext, i128 uext, i8 sext, f32) tail
    sig7 = (f32) -> f32 system_v
    sig8 = (f64) -> f64 system_v
    sig9 = (f32) -> f32 system_v
    sig10 = (f64) -> f64 system_v
    sig11 = (f32) -> f32 system_v
    sig12 = (f64) -> f64 system_v
    sig13 = (f32) -> f32 system_v
    sig14 = (f64) -> f64 system_v
    sig15 = (f32, f32, f32) -> f32 system_v
    sig16 = (f64, f64, f64) -> f64 system_v
    fn0 = colocated u2:0 sig0
    fn1 = colocated u2:1 sig1
    fn2 = colocated u2:2 sig2
    fn3 = colocated u2:3 sig3
    fn4 = colocated u2:4 sig4
    fn5 = colocated u2:5 sig5
    fn6 = colocated u2:6 sig6
    fn7 = %CeilF32 sig7
    fn8 = %CeilF64 sig8
    fn9 = %FloorF32 sig9
    fn10 = %FloorF64 sig10
    fn11 = colocated %TruncF32 sig11
    fn12 = %TruncF64 sig12
    fn13 = colocated %NearestF32 sig13
    fn14 = %NearestF64 sig14
    fn15 = %FmaF32 sig15
    fn16 = %FmaF64 sig16

block0:
    v0 = iconst.i64 0xef31_de2a_2352_79ff
    v161 -> v0
    v1 = iconst.i64 0x2231_ffd1_ff29_ff26
    v2 = f64const 0x1.8ff2320672823p-225
    v3 = iconst.i16 0xffef
    v163 -> v3
    v4 = iconst.i64 0xddde_2a23_52f9_ffff
    v5 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v6 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v7 = iconcat v6, v5  ; v6 = 0xc8c8_c8c8_c8c8_c8c8, v5 = 0xc8c8_c8c8_c8c8_c8c8
    v164 -> v7
    v8 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v9 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v10 = iconcat v9, v8  ; v9 = 0xc8c8_c8c8_c8c8_c8c8, v8 = 0xc8c8_c8c8_c8c8_c8c8
    v11 = iconst.i64 0xcbcb_cbcb_cbc8_c8c8
    v12 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v13 = iconcat v12, v11  ; v12 = 0xc8c8_c8c8_c8c8_c8c8, v11 = 0xcbcb_cbcb_cbc8_c8c8
    v14 = iconst.i8 203
    v162 -> v14
    v15 = f32const -0x1.979796p24
    v165 -> v15
    v16 = iconst.i64 0x0031_2222_2a2f
    v17 = iconst.i64 0xcbcb_2adc_9e98_d7d4
    v18 = iconcat v17, v16  ; v17 = 0xcbcb_2adc_9e98_d7d4, v16 = 0x0031_2222_2a2f
    v19 = iconst.i8 0
    v20 = iconst.i16 0
    v21 = iconst.i32 0
    v22 = iconst.i64 0
    v23 = uextend.i128 v22  ; v22 = 0
    v24 = stack_addr.i64 ss2
    store notrap table v23, v24
    v25 = stack_addr.i64 ss2+16
    store notrap table v23, v25
    v26 = stack_addr.i64 ss2+32
    store notrap table v20, v26  ; v20 = 0
    v27 = stack_addr.i64 ss1
    store notrap table v23, v27
    v28 = stack_addr.i64 ss1+16
    store notrap table v23, v28
    v29 = stack_addr.i64 ss1+32
    store notrap table v22, v29  ; v22 = 0
    v30 = stack_addr.i64 ss1+40
    store notrap table v21, v30  ; v21 = 0
    v31 = stack_addr.i64 ss1+44
    store notrap table v20, v31  ; v20 = 0
    v32 = stack_addr.i64 ss1+46
    store notrap table v19, v32  ; v19 = 0
    v33 = stack_addr.i64 ss0
    store notrap table v23, v33
    v34 = stack_addr.i64 ss0+16
    store notrap table v23, v34
    v35 = stack_addr.i64 ss0+32
    store notrap table v23, v35
    v36 = stack_addr.i64 ss0+48
    store notrap table v20, v36  ; v20 = 0
    v37 = stack_addr.i64 ss3
    store notrap vmctx v23, v37
    v38 = stack_addr.i64 ss3+16
    store notrap vmctx v23, v38
    v39 = stack_addr.i64 ss3+32
    store notrap vmctx v23, v39
    v40 = stack_addr.i64 ss3+48
    store notrap vmctx v23, v40
    v41 = stack_addr.i64 ss3+64
    store notrap vmctx v23, v41
    v42 = stack_addr.i64 ss3+80
    store notrap vmctx v23, v42
    v43 = stack_addr.i64 ss3+96
    store notrap vmctx v21, v43  ; v21 = 0
    v44 = stack_addr.i64 ss3+100
    store notrap vmctx v20, v44  ; v20 = 0
    v45 = stack_addr.i64 ss3+102
    store notrap vmctx v19, v45  ; v19 = 0
    v46 = stack_addr.i64 ss4
    store notrap heap v23, v46
    v47 = stack_addr.i64 ss4+16
    store notrap heap v23, v47
    v48 = stack_addr.i64 ss4+32
    store notrap heap v23, v48
    v49 = stack_addr.i64 ss4+48
    store notrap heap v23, v49
    v50 = stack_addr.i64 ss4+64
    store notrap heap v23, v50
    v51 = stack_addr.i64 ss4+80
    store notrap heap v23, v51
    v52 = stack_addr.i64 ss4+96
    store notrap heap v22, v52  ; v22 = 0
    v53 = stack_addr.i64 ss4+104
    store notrap heap v21, v53  ; v21 = 0
    v54 = stack_addr.i64 ss4+108
    store notrap heap v20, v54  ; v20 = 0
    v55 = stack_addr.i64 ss5
    store notrap vmctx v23, v55
    v56 = stack_addr.i64 ss5+16
    store notrap vmctx v23, v56
    v57 = stack_addr.i64 ss5+32
    store notrap vmctx v23, v57
    v58 = stack_addr.i64 ss5+48
    store notrap vmctx v23, v58
    v59 = stack_addr.i64 ss5+64
    store notrap vmctx v23, v59
    v60 = stack_addr.i64 ss5+80
    store notrap vmctx v23, v60
    v61 = stack_addr.i64 ss5+96
    store notrap vmctx v23, v61
    v62 = stack_addr.i64 ss5+112
    store notrap vmctx v22, v62  ; v22 = 0
    v63 = stack_addr.i64 ss5+120
    store notrap vmctx v21, v63  ; v21 = 0
    v64 = stack_addr.i64 ss5+124
    store notrap vmctx v20, v64  ; v20 = 0
    v65 = icmp_imm uge v3, 0x504d  ; v3 = 0xffef
    brif v65, block3, block2

block3:
    v66 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v66, block5, block4

block5:
    v67 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v67, block7, block6

block7:
    v68 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v68, block9, block8

block9:
    v69 = icmp_imm.i16 eq v3, 0xffdd  ; v3 = 0xffef
    brif v69, block1, block10

block10:
    v70 = icmp_imm.i16 uge v3, 0xff79  ; v3 = 0xffef
    brif v70, block12, block11

block12:
    v71 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0087  ; v3 = 0xffef
    v72 = uextend.i32 v71
    br_table v72, block1, [block1, block1, block1, block1, block1, block1]

block11:
    v73 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v73, block13, block1

block13:
    v74 = iadd_imm.i16 v3, 0xffff_ffff_ffff_00de  ; v3 = 0xffef
    v75 = uextend.i32 v74
    br_table v75, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block8:
    v76 = icmp_imm.i16 eq v3, 0xf951  ; v3 = 0xffef
    brif v76, block1, block14

block14:
    v77 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v77, block15, block1

block15:
    v78 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0901  ; v3 = 0xffef
    v79 = uextend.i32 v78
    br_table v79, block1, [block1, block1, block1, block1, block1, block1, block1]

block6:
    v80 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v80, block17, block16

block17:
    v81 = icmp_imm.i16 eq v3, 0xf426  ; v3 = 0xffef
    brif v81, block1, block18

block18:
    v82 = icmp_imm.i16 uge v3, 0xefff  ; v3 = 0xffef
    brif v82, block20, block19

block20:
    v83 = iadd_imm.i16 v3, 0xffff_ffff_ffff_1001  ; v3 = 0xffef
    v84 = uextend.i32 v83
    br_table v84, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block19:
    v85 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v85, block21, block1

block21:
    v86 = iadd_imm.i16 v3, 0xffff_ffff_ffff_10d6  ; v3 = 0xffef
    v87 = uextend.i32 v86
    br_table v87, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1]

block16:
    v88 = icmp_imm.i16 eq v3, 0xdc2a  ; v3 = 0xffef
    brif v88, block1, block22

block22:
    v89 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v89, block23, block1

block23:
    v90 = iadd_imm.i16 v3, 0xffff_ffff_ffff_2a29  ; v3 = 0xffef
    v91 = uextend.i32 v90
    br_table v91, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block4:
    v92 = icmp_imm.i16 uge v3, 0x7363  ; v3 = 0xffef
    brif v92, block25, block24

block25:
    v93 = icmp_imm.i16 uge v3, 0x9f22  ; v3 = 0xffef
    brif v93, block27, block26

block27:
    v94 = icmp_imm.i16 uge v3,
[message truncated]

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 16:10):

afonso360 commented on issue #8866:

Oh wow, this is a lot more than the test case we had last time, I'm going to try to figure out why it's so different.

view this post on Zulip Wasmtime GitHub notifications bot (Jun 24 2024 at 22:33):

afonso360 closed issue #8866:

Given this input:

<details>

;; Compile test case

test compile
set bb_padding_log2_minus_one=4
set enable_alias_analysis=false
set enable_llvm_abi_extensions=true
set machine_code_cfg_info=true
set enable_jump_tables=false
set enable_heap_access_spectre_mitigation=false
target riscv64 has_zcd has_zbkb has_zbc has_zbs has_zicond has_zvl32b has_zvl64b has_zvl128b has_zvl1024b has_zvl2048b has_zvl4096b has_zvl8192b has_zvl16384b has_zvl32768b

function u1:0() tail {
    ss0 = explicit_slot 50, align = 512
    ss1 = explicit_slot 47, align = 4
    ss2 = explicit_slot 34, align = 32
    ss3 = explicit_slot 103, align = 1024
    ss4 = explicit_slot 110, align = 512
    ss5 = explicit_slot 126, align = 512
    sig0 = (f32, f64, f64, f32, i8 uext, i128, i8 uext, i32, i16 sext, i64, i64 sext, i128, i8 sext, i8, i64, i64 sext) -> i16 sext, i64 sext, f64, i32 sext, f64, i8 sext, i64 sext, f32 cold
    sig1 = () system_v
    sig2 = (i128, i16 sext, i128 sext, i32 sext, i16, i64 uext, f32, i8 sext, f32, i8, i64, i64, i64, i64 uext, f64) -> f64, i8 uext, f32, i128, i64 uext, i8, i16 sext, i64 sext tail
    sig3 = () -> i8 sext, f32, i128, i32, f32, i128 uext, i8, i8 uext, f64, i8 sext, f32 system_v
    sig4 = (i8, i16, i64 sext, i64 sext, i128 uext, i8, i32, f64, i32, f32, i128 uext, i8, i8 uext, f64, f64) -> i8 uext system_v
    sig5 = (i8 sext, i64 uext, i16 sext, i64 sext, i128 uext, i128 sext, f32, i16 uext, i64 sext, i32 sext, i64, i64 uext, f64, f64, i16 sext) -> f32 tail
    sig6 = (i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i64 sext, i8 uext, i16 uext, i16, i64 sext, i64 sext, i128 uext, i8 sext, f32) tail
    sig7 = (f32) -> f32 system_v
    sig8 = (f64) -> f64 system_v
    sig9 = (f32) -> f32 system_v
    sig10 = (f64) -> f64 system_v
    sig11 = (f32) -> f32 system_v
    sig12 = (f64) -> f64 system_v
    sig13 = (f32) -> f32 system_v
    sig14 = (f64) -> f64 system_v
    sig15 = (f32, f32, f32) -> f32 system_v
    sig16 = (f64, f64, f64) -> f64 system_v
    fn0 = colocated u2:0 sig0
    fn1 = colocated u2:1 sig1
    fn2 = colocated u2:2 sig2
    fn3 = colocated u2:3 sig3
    fn4 = colocated u2:4 sig4
    fn5 = colocated u2:5 sig5
    fn6 = colocated u2:6 sig6
    fn7 = %CeilF32 sig7
    fn8 = %CeilF64 sig8
    fn9 = %FloorF32 sig9
    fn10 = %FloorF64 sig10
    fn11 = colocated %TruncF32 sig11
    fn12 = %TruncF64 sig12
    fn13 = colocated %NearestF32 sig13
    fn14 = %NearestF64 sig14
    fn15 = %FmaF32 sig15
    fn16 = %FmaF64 sig16

block0:
    v0 = iconst.i64 0xef31_de2a_2352_79ff
    v161 -> v0
    v1 = iconst.i64 0x2231_ffd1_ff29_ff26
    v2 = f64const 0x1.8ff2320672823p-225
    v3 = iconst.i16 0xffef
    v163 -> v3
    v4 = iconst.i64 0xddde_2a23_52f9_ffff
    v5 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v6 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v7 = iconcat v6, v5  ; v6 = 0xc8c8_c8c8_c8c8_c8c8, v5 = 0xc8c8_c8c8_c8c8_c8c8
    v164 -> v7
    v8 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v9 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v10 = iconcat v9, v8  ; v9 = 0xc8c8_c8c8_c8c8_c8c8, v8 = 0xc8c8_c8c8_c8c8_c8c8
    v11 = iconst.i64 0xcbcb_cbcb_cbc8_c8c8
    v12 = iconst.i64 0xc8c8_c8c8_c8c8_c8c8
    v13 = iconcat v12, v11  ; v12 = 0xc8c8_c8c8_c8c8_c8c8, v11 = 0xcbcb_cbcb_cbc8_c8c8
    v14 = iconst.i8 203
    v162 -> v14
    v15 = f32const -0x1.979796p24
    v165 -> v15
    v16 = iconst.i64 0x0031_2222_2a2f
    v17 = iconst.i64 0xcbcb_2adc_9e98_d7d4
    v18 = iconcat v17, v16  ; v17 = 0xcbcb_2adc_9e98_d7d4, v16 = 0x0031_2222_2a2f
    v19 = iconst.i8 0
    v20 = iconst.i16 0
    v21 = iconst.i32 0
    v22 = iconst.i64 0
    v23 = uextend.i128 v22  ; v22 = 0
    v24 = stack_addr.i64 ss2
    store notrap table v23, v24
    v25 = stack_addr.i64 ss2+16
    store notrap table v23, v25
    v26 = stack_addr.i64 ss2+32
    store notrap table v20, v26  ; v20 = 0
    v27 = stack_addr.i64 ss1
    store notrap table v23, v27
    v28 = stack_addr.i64 ss1+16
    store notrap table v23, v28
    v29 = stack_addr.i64 ss1+32
    store notrap table v22, v29  ; v22 = 0
    v30 = stack_addr.i64 ss1+40
    store notrap table v21, v30  ; v21 = 0
    v31 = stack_addr.i64 ss1+44
    store notrap table v20, v31  ; v20 = 0
    v32 = stack_addr.i64 ss1+46
    store notrap table v19, v32  ; v19 = 0
    v33 = stack_addr.i64 ss0
    store notrap table v23, v33
    v34 = stack_addr.i64 ss0+16
    store notrap table v23, v34
    v35 = stack_addr.i64 ss0+32
    store notrap table v23, v35
    v36 = stack_addr.i64 ss0+48
    store notrap table v20, v36  ; v20 = 0
    v37 = stack_addr.i64 ss3
    store notrap vmctx v23, v37
    v38 = stack_addr.i64 ss3+16
    store notrap vmctx v23, v38
    v39 = stack_addr.i64 ss3+32
    store notrap vmctx v23, v39
    v40 = stack_addr.i64 ss3+48
    store notrap vmctx v23, v40
    v41 = stack_addr.i64 ss3+64
    store notrap vmctx v23, v41
    v42 = stack_addr.i64 ss3+80
    store notrap vmctx v23, v42
    v43 = stack_addr.i64 ss3+96
    store notrap vmctx v21, v43  ; v21 = 0
    v44 = stack_addr.i64 ss3+100
    store notrap vmctx v20, v44  ; v20 = 0
    v45 = stack_addr.i64 ss3+102
    store notrap vmctx v19, v45  ; v19 = 0
    v46 = stack_addr.i64 ss4
    store notrap heap v23, v46
    v47 = stack_addr.i64 ss4+16
    store notrap heap v23, v47
    v48 = stack_addr.i64 ss4+32
    store notrap heap v23, v48
    v49 = stack_addr.i64 ss4+48
    store notrap heap v23, v49
    v50 = stack_addr.i64 ss4+64
    store notrap heap v23, v50
    v51 = stack_addr.i64 ss4+80
    store notrap heap v23, v51
    v52 = stack_addr.i64 ss4+96
    store notrap heap v22, v52  ; v22 = 0
    v53 = stack_addr.i64 ss4+104
    store notrap heap v21, v53  ; v21 = 0
    v54 = stack_addr.i64 ss4+108
    store notrap heap v20, v54  ; v20 = 0
    v55 = stack_addr.i64 ss5
    store notrap vmctx v23, v55
    v56 = stack_addr.i64 ss5+16
    store notrap vmctx v23, v56
    v57 = stack_addr.i64 ss5+32
    store notrap vmctx v23, v57
    v58 = stack_addr.i64 ss5+48
    store notrap vmctx v23, v58
    v59 = stack_addr.i64 ss5+64
    store notrap vmctx v23, v59
    v60 = stack_addr.i64 ss5+80
    store notrap vmctx v23, v60
    v61 = stack_addr.i64 ss5+96
    store notrap vmctx v23, v61
    v62 = stack_addr.i64 ss5+112
    store notrap vmctx v22, v62  ; v22 = 0
    v63 = stack_addr.i64 ss5+120
    store notrap vmctx v21, v63  ; v21 = 0
    v64 = stack_addr.i64 ss5+124
    store notrap vmctx v20, v64  ; v20 = 0
    v65 = icmp_imm uge v3, 0x504d  ; v3 = 0xffef
    brif v65, block3, block2

block3:
    v66 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v66, block5, block4

block5:
    v67 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v67, block7, block6

block7:
    v68 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v68, block9, block8

block9:
    v69 = icmp_imm.i16 eq v3, 0xffdd  ; v3 = 0xffef
    brif v69, block1, block10

block10:
    v70 = icmp_imm.i16 uge v3, 0xff79  ; v3 = 0xffef
    brif v70, block12, block11

block12:
    v71 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0087  ; v3 = 0xffef
    v72 = uextend.i32 v71
    br_table v72, block1, [block1, block1, block1, block1, block1, block1]

block11:
    v73 = icmp_imm.i16 uge v3, 0xff22  ; v3 = 0xffef
    brif v73, block13, block1

block13:
    v74 = iadd_imm.i16 v3, 0xffff_ffff_ffff_00de  ; v3 = 0xffef
    v75 = uextend.i32 v74
    br_table v75, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block8:
    v76 = icmp_imm.i16 eq v3, 0xf951  ; v3 = 0xffef
    brif v76, block1, block14

block14:
    v77 = icmp_imm.i16 uge v3, 0xf6ff  ; v3 = 0xffef
    brif v77, block15, block1

block15:
    v78 = iadd_imm.i16 v3, 0xffff_ffff_ffff_0901  ; v3 = 0xffef
    v79 = uextend.i32 v78
    br_table v79, block1, [block1, block1, block1, block1, block1, block1, block1]

block6:
    v80 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v80, block17, block16

block17:
    v81 = icmp_imm.i16 eq v3, 0xf426  ; v3 = 0xffef
    brif v81, block1, block18

block18:
    v82 = icmp_imm.i16 uge v3, 0xefff  ; v3 = 0xffef
    brif v82, block20, block19

block20:
    v83 = iadd_imm.i16 v3, 0xffff_ffff_ffff_1001  ; v3 = 0xffef
    v84 = uextend.i32 v83
    br_table v84, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block19:
    v85 = icmp_imm.i16 uge v3, 0xef2a  ; v3 = 0xffef
    brif v85, block21, block1

block21:
    v86 = iadd_imm.i16 v3, 0xffff_ffff_ffff_10d6  ; v3 = 0xffef
    v87 = uextend.i32 v86
    br_table v87, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1]

block16:
    v88 = icmp_imm.i16 eq v3, 0xdc2a  ; v3 = 0xffef
    brif v88, block1, block22

block22:
    v89 = icmp_imm.i16 uge v3, 0xd5d7  ; v3 = 0xffef
    brif v89, block23, block1

block23:
    v90 = iadd_imm.i16 v3, 0xffff_ffff_ffff_2a29  ; v3 = 0xffef
    v91 = uextend.i32 v90
    br_table v91, block1, [block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1, block1]

block4:
    v92 = icmp_imm.i16 uge v3, 0x7363  ; v3 = 0xffef
    brif v92, block25, block24

block25:
    v93 = icmp_imm.i16 uge v3, 0x9f22  ; v3 = 0xffef
    brif v93, block27, block26

block27:
    v94 = icmp_imm.i16 uge v3, 0x
[message truncated]

Last updated: Dec 23 2024 at 12:05 UTC