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Refactor to avoid too strict assertion. Fix for 3160 and 3161.

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Assertion was intended for SIMD lowering of F64x2ConvertLowI32x4U
This commit is contained in:
Johnnie Birch
2021-08-18 14:25:31 -07:00
parent 2776074dfc
commit e3aae9e498
2 changed files with 106 additions and 53 deletions
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48
tests/misc_testsuite/simd/cvt-from-uint.wast Normal file
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@@ -0,0 +1,48 @@
;; Tests inspired by https://github.com/bytecodealliance/wasmtime/issues/3161
;; which found issue in lowering Opcode::FcvtFromUint where valid instruction
;; patterns were rejected
(module
(func (export "i16x8.extend_low_i8x16_s") (param v128) (result v128)
local.get 0
i16x8.extend_low_i8x16_s
f32x4.convert_i32x4_u)
(func (export "i16x8.extend_low_i8x16_u") (param v128) (result v128)
local.get 0
i16x8.extend_low_i8x16_u
f32x4.convert_i32x4_u)
(func (export "i32x4.extend_low_i16x8_s") (param v128) (result v128)
local.get 0
i32x4.extend_low_i16x8_s
f32x4.convert_i32x4_u)
(func (export "i32x4.extend_low_i16x8_u") (param v128) (result v128)
local.get 0
i32x4.extend_low_i16x8_u
f32x4.convert_i32x4_u)
(func (export "i64x2.extend_low_i32x4_s") (param v128) (result v128)
local.get 0
i64x2.extend_low_i32x4_s
f32x4.convert_i32x4_u)
(func (export "i64x2.extend_low_i32x4_u") (param v128) (result v128)
local.get 0
i64x2.extend_low_i32x4_u
f32x4.convert_i32x4_u)
)
(assert_return (invoke "i16x8.extend_low_i8x16_s" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))
(assert_return (invoke "i16x8.extend_low_i8x16_u" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))
(assert_return (invoke "i32x4.extend_low_i16x8_s" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))
(assert_return (invoke "i32x4.extend_low_i16x8_u" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))
(assert_return (invoke "i64x2.extend_low_i32x4_s" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))
(assert_return (invoke "i64x2.extend_low_i32x4_u" (v128.const i32x4 0x00000000 0x00000000 0x00000000 0x00000000))
(v128.const f32x4 0 0 0 0))