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wazevo: fuzz OpcodeVIcmp, OpcodeVFcmp, allTrue (#1793)

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This commit is contained in:
Edoardo Vacchi
2023-10-18 00:09:36 +02:00
committed by GitHub
parent a653c8a8f7
commit 583e8772ec
13 changed files with 435 additions and 34 deletions
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63
internal/integration_test/fuzzcases/fuzzcases_test.go
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@@ -482,3 +482,66 @@ func Test1792c(t *testing.T) {
require.Equal(t, uint64(9205357640488583168), m.Globals[0].ValHi)
})
}
// Test1793a tests that OpcodeVAllTrue is lowered to the right registers.
func Test1793a(t *testing.T) {
if !platform.CompilerSupported() {
return
}
run(t, func(t *testing.T, r wazero.Runtime) {
mod, err := r.Instantiate(ctx, getWasmBinary(t, "1793a"))
require.NoError(t, err)
m := mod.(*wasm.ModuleInstance)
_, err = m.ExportedFunction("").Call(ctx)
require.NoError(t, err)
require.Equal(t, uint64(2531906066518671488), m.Globals[2].Val)
require.Equal(t, uint64(18446744073709551615), m.Globals[2].ValHi)
})
}
// Test1793b tests that OpcodeVIcmp, OpcodeVFcmp are lowered to the right registers.
func Test1793b(t *testing.T) {
if !platform.CompilerSupported() {
return
}
run(t, func(t *testing.T, r wazero.Runtime) {
mod, err := r.Instantiate(ctx, getWasmBinary(t, "1793b"))
require.NoError(t, err)
m := mod.(*wasm.ModuleInstance)
_, err = m.ExportedFunction("").Call(ctx, 0, 0, 0, 0)
require.NoError(t, err)
require.Equal(t, uint64(18374967954648334335), m.Globals[1].Val)
require.Equal(t, uint64(18446744073709551615), m.Globals[1].ValHi)
})
}
// Test1793c tests that OpcodeVIcmp is lowered to the right registers.
func Test1793c(t *testing.T) {
if !platform.CompilerSupported() {
return
}
run(t, func(t *testing.T, r wazero.Runtime) {
mod, err := r.Instantiate(ctx, getWasmBinary(t, "1793c"))
require.NoError(t, err)
m := mod.(*wasm.ModuleInstance)
_, err = m.ExportedFunction("").Call(ctx, 0, 0)
require.NoError(t, err)
require.Equal(t, uint64(18446744073709551615), m.Globals[0].Val)
require.Equal(t, uint64(18446744073709551615), m.Globals[0].ValHi)
})
}
// Test1793c tests that OpcodeVShift is lowered to the right registers.
func Test1793d(t *testing.T) {
if !platform.CompilerSupported() {
return
}
run(t, func(t *testing.T, r wazero.Runtime) {
mod, err := r.Instantiate(ctx, getWasmBinary(t, "1793d"))
require.NoError(t, err)
m := mod.(*wasm.ModuleInstance)
_, err = m.ExportedFunction("").Call(ctx)
require.NoError(t, err)
require.Equal(t, uint64(0), m.Globals[1].Val)
})
}

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internal/integration_test/fuzzcases/testdata/1793a.wasm vendored Normal file
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43
internal/integration_test/fuzzcases/testdata/1793a.wat vendored Normal file
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@@ -0,0 +1,43 @@
(module
(type (;0;) (func))
(type (;1;) (func (param f64 f64 f64) (result externref f64 i64)))
(type (;2;) (func (param f64 f64 f64 i64 f64 funcref)))
(func (;0;) (type 0)
(local f32)
v128.const i32x4 0x23808080 0x23232327 0xffffffff 0xffffffff
ref.null func
i32.const 1549556771
i16x8.splat
i64x2.all_true
i64.extend_i32_u
f32.const 0x1.fe49fep-55 (;=0.000000000000000055325648;)
f32.nearest
local.tee 0
f32.const nan (;=NaN;)
local.get 0
local.get 0
f32.eq
select
i32.reinterpret_f32
global.get 0
i32.xor
global.set 0
global.get 1
i64.xor
global.set 1
drop
global.get 2
v128.xor
global.set 2
)
(table (;0;) 26 510 funcref)
(global (;0;) (mut i32) i32.const 0)
(global (;1;) (mut i64) i64.const 0)
(global (;2;) (mut v128) v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000)
(global (;3;) (mut i32) i32.const 1000)
(export "" (func 0))
(export "\00\00\00\00" (table 0))
(export "EEEE\02\00" (global 0))
(export "3" (global 1))
(export "4" (global 2))
)

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internal/integration_test/fuzzcases/testdata/1793b.wasm vendored Normal file
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65
internal/integration_test/fuzzcases/testdata/1793b.wat vendored Normal file
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@@ -0,0 +1,65 @@
(module
(type (;0;) (func (param f64 v128 i32) (result i64)))
(func (;0;) (type 0) (param f64 v128 i32) (result i64)
(local v128 v128 f64 f64)
local.get 1
i64x2.abs
v128.const i32x4 0xffff6824 0xffff6262 0xffffffff 0x363636ff
f64x2.floor
local.tee 3
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 3
local.get 3
f64x2.eq
v128.bitselect
f64x2.floor
local.tee 4
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 4
local.get 4
f64x2.eq
v128.bitselect
i8x16.le_s
local.get 0
f64.sqrt
local.tee 5
f64.const nan (;=NaN;)
local.get 5
local.get 5
f64.eq
select
f64.sqrt
local.tee 6
f64.const nan (;=NaN;)
local.get 6
local.get 6
f64.eq
select
local.tee 0
i64.trunc_sat_f64_u
i64.const 3906369100484640767
i64.le_u
f32.convert_i32_s
i64.trunc_f32_s
i64.extend16_s
f64.reinterpret_i64
i32.trunc_f64_u
i32.const 50282532
global.get 0
i32.xor
global.set 0
global.get 0
i32.xor
global.set 0
global.get 1
v128.xor
global.set 1
i64.const 36
)
(global (;0;) (mut i32) i32.const 0)
(global (;1;) (mut v128) v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000)
(global (;2;) (mut i32) i32.const 1000)
(export "" (func 0))
(export "1" (global 0))
(export "2" (global 1))
)

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internal/integration_test/fuzzcases/testdata/1793c.wasm vendored Normal file
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internal/integration_test/fuzzcases/testdata/1793c.wat vendored Normal file
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@@ -0,0 +1,25 @@
(module
(type (;0;) (func (param f64 f64)))
(func (;0;) (type 0) (param f64 f64)
(local externref i64 v128)
v128.const i32x4 0x67676767 0x67676767 0xa9676767 0x67676767
f32x4.ceil
local.tee 4
v128.const i32x4 0x7fc00000 0x7fc00000 0x7fc00000 0x7fc00000
local.get 4
local.get 4
f32x4.eq
v128.bitselect
v128.const i32x4 0x40bf0242 0xff89ff40 0x64ffffff 0x96966464
i8x16.ne
global.get 0
v128.xor
global.set 0
)
(memory (;0;) 4 4)
(global (;0;) (mut v128) v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000)
(global (;1;) (mut i32) i32.const 1000)
(export "" (func 0))
(export "1" (memory 0))
(export "zz" (global 0))
)

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internal/integration_test/fuzzcases/testdata/1793d.wasm vendored Normal file
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internal/integration_test/fuzzcases/testdata/1793d.wat vendored Normal file
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@@ -0,0 +1,207 @@
(module
(type (;0;) (func (result i64)))
(func (;0;) (type 0) (result i64)
(local f64 f64 f64 f64 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128 v128)
global.get 2
i32.eqz
if ;; label = @1
unreachable
end
global.get 2
i32.const 1
i32.sub
global.set 2
i64.const 39584465551547
i64.popcnt
ref.null extern
local.get 1
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.neg
f64.floor
local.tee 3
f64.const nan (;=NaN;)
local.get 3
local.get 3
f64.eq
select
i32.trunc_f64_u
v128.const i32x4 0xffffffff 0xffffffff 0xffffffff 0xffffffff
f64x2.nearest
local.tee 4
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 4
local.get 4
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 5
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 5
local.get 5
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 6
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 6
local.get 6
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 7
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 7
local.get 7
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 8
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 8
local.get 8
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 9
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 9
local.get 9
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 10
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 10
local.get 10
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 11
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 11
local.get 11
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 12
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 12
local.get 12
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 13
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 13
local.get 13
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 14
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 14
local.get 14
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 15
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 15
local.get 15
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 16
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 16
local.get 16
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 17
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 17
local.get 17
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 18
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 18
local.get 18
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 19
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 19
local.get 19
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 20
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 20
local.get 20
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 21
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 21
local.get 21
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 22
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 22
local.get 22
f64x2.eq
v128.bitselect
f64x2.nearest
local.tee 23
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 23
local.get 23
f64x2.eq
v128.bitselect
i64.const 720575940379279359
i32.wrap_i64
i8x16.shr_s
f32x4.convert_i32x4_s
f64x2.floor
local.tee 24
v128.const i32x4 0x00000000 0x7ff80000 0x00000000 0x7ff80000
local.get 24
local.get 24
f64x2.eq
v128.bitselect
global.get 0
v128.xor
global.set 0
global.get 1
i32.xor
global.set 1
drop
)
(global (;0;) (mut v128) v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000)
(global (;1;) (mut i32) i32.const 0)
(global (;2;) (mut i32) i32.const 1000)
(export "" (func 0))
(export "1" (global 0))
(export "2" (global 1))
)