Simplify isFinite & isNaN (#78)

This commit is contained in:
Max Graey
2018-04-18 16:14:24 +03:00
committed by Daniel Wirtz
parent 5a2f834c0d
commit a15457d8b9
13 changed files with 132 additions and 409 deletions

View File

@ -80,20 +80,9 @@
(start $start)
(func $isNaN<f64> (; 31 ;) (type $Fi) (param $0 f64) (result i32)
(return
(i64.gt_u
(i64.and
(i64.reinterpret/f64
(get_local $0)
)
(i64.shr_u
(i64.const -1)
(i64.const 1)
)
)
(i64.shl
(i64.const 2047)
(i64.const 52)
)
(f64.ne
(get_local $0)
(get_local $0)
)
)
)
@ -111,20 +100,12 @@
)
(func $isFinite<f64> (; 33 ;) (type $Fi) (param $0 f64) (result i32)
(return
(i64.lt_u
(i64.and
(i64.reinterpret/f64
(get_local $0)
)
(i64.shr_u
(i64.const -1)
(i64.const 1)
)
)
(i64.shl
(i64.const 2047)
(i64.const 52)
(f64.eq
(f64.sub
(get_local $0)
(get_local $0)
)
(f64.const 0)
)
)
)
@ -427,22 +408,9 @@
)
(func $isNaN<f32> (; 38 ;) (type $fi) (param $0 f32) (result i32)
(return
(i64.gt_u
(i64.and
(i64.reinterpret/f64
(f64.promote/f32
(get_local $0)
)
)
(i64.shr_u
(i64.const -1)
(i64.const 1)
)
)
(i64.shl
(i64.const 2047)
(i64.const 52)
)
(f32.ne
(get_local $0)
(get_local $0)
)
)
)
@ -458,22 +426,12 @@
)
(func $isFinite<f32> (; 40 ;) (type $fi) (param $0 f32) (result i32)
(return
(i64.lt_u
(i64.and
(i64.reinterpret/f64
(f64.promote/f32
(get_local $0)
)
)
(i64.shr_u
(i64.const -1)
(i64.const 1)
)
)
(i64.shl
(i64.const 2047)
(i64.const 52)
(f32.eq
(f32.sub
(get_local $0)
(get_local $0)
)
(f32.const 0)
)
)
)