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Naive parseFloat

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This commit is contained in:
dcodeIO
2018-01-29 07:42:40 +01:00
parent d3f22637ed
commit 9e3b6f202d
7 changed files with 799 additions and 106 deletions
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446
tests/compiler/std/string.optimized.wast
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@ -3,6 +3,7 @@
(type $iii (func (param i32 i32) (result i32)))
(type $iiii (func (param i32 i32 i32) (result i32)))
(type $iiI (func (param i32 i32) (result i64)))
(type $iF (func (param i32) (result f64)))
(type $v (func))
(global $std/string/str (mut i32) (i32.const 8))
(memory $0 1)
@ -21,6 +22,9 @@
(data (i32.const 184) "\05\00\00\000\00x\00F\000\00F")
(data (i32.const 200) "\03\00\00\000\001\001")
(data (i32.const 216) "\04\00\00\000\00x\001\00g")
(data (i32.const 232) "\03\00\00\000\00.\001")
(data (i32.const 248) "\03\00\00\00.\002\005")
(data (i32.const 264) "\08\00\00\00.\001\00f\00o\00o\00b\00a\00r")
(export "getString" (func $std/string/getString))
(export "memory" (memory $0))
(start $start)
@ -607,62 +611,39 @@
)
)
)
(loop $continue|1
(if
(block (result i32)
(set_local $3
(i32.sub
(tee_local $2
(get_local $3)
)
(i32.const 1)
)
)
(get_local $2)
)
(block
(if
(i32.and
(select
(i32.le_s
(tee_local $2
(i32.load16_u offset=4
(get_local $0)
)
)
(i32.const 57)
)
(i32.ge_s
(get_local $2)
(i32.const 48)
)
(i32.ge_s
(get_local $2)
(i32.const 48)
)
)
(i32.const 1)
)
(set_local $2
(block $break|1
(loop $continue|1
(if
(block (result i32)
(set_local $3
(i32.sub
(get_local $2)
(i32.const 48)
(tee_local $2
(get_local $3)
)
(i32.const 1)
)
)
(get_local $2)
)
(block
(if
(i32.and
(select
(i32.le_s
(get_local $2)
(i32.const 90)
(tee_local $2
(i32.load16_u offset=4
(get_local $0)
)
)
(i32.const 57)
)
(i32.ge_s
(get_local $2)
(i32.const 65)
(i32.const 48)
)
(i32.ge_s
(get_local $2)
(i32.const 65)
(i32.const 48)
)
)
(i32.const 1)
@ -670,7 +651,7 @@
(set_local $2
(i32.sub
(get_local $2)
(i32.const 55)
(i32.const 48)
)
)
(if
@ -678,15 +659,15 @@
(select
(i32.le_s
(get_local $2)
(i32.const 122)
(i32.const 90)
)
(i32.ge_s
(get_local $2)
(i32.const 97)
(i32.const 65)
)
(i32.ge_s
(get_local $2)
(i32.const 97)
(i32.const 65)
)
)
(i32.const 1)
@ -694,50 +675,64 @@
(set_local $2
(i32.sub
(get_local $2)
(i32.const 87)
(i32.const 55)
)
)
(return
(i64.mul
(get_local $5)
(get_local $4)
(if
(i32.and
(select
(i32.le_s
(get_local $2)
(i32.const 122)
)
(i32.ge_s
(get_local $2)
(i32.const 97)
)
(i32.ge_s
(get_local $2)
(i32.const 97)
)
)
(i32.const 1)
)
(set_local $2
(i32.sub
(get_local $2)
(i32.const 87)
)
)
(br $break|1)
)
)
)
)
(if
(i32.ge_s
(get_local $2)
(get_local $1)
)
(return
(i64.mul
(get_local $5)
(get_local $4)
)
)
)
(set_local $4
(i64.add
(i64.mul
(get_local $4)
(i64.extend_s/i32
(get_local $1)
)
)
(i64.extend_s/i32
(br_if $break|1
(i32.ge_s
(get_local $2)
(get_local $1)
)
)
)
(set_local $0
(i32.add
(get_local $0)
(i32.const 2)
(set_local $4
(i64.add
(i64.mul
(get_local $4)
(i64.extend_s/i32
(get_local $1)
)
)
(i64.extend_s/i32
(get_local $2)
)
)
)
(set_local $0
(i32.add
(get_local $0)
(i32.const 2)
)
)
(br $continue|1)
)
(br $continue|1)
)
)
)
@ -746,7 +741,251 @@
(get_local $4)
)
)
(func $start (; 7 ;) (type $v)
(func $std:string/parseFloat (; 7 ;) (type $iF) (param $0 i32) (result f64)
(local $1 i32)
(local $2 i32)
(local $3 f64)
(local $4 f64)
(local $5 f64)
(if
(i32.eqz
(tee_local $2
(i32.load
(get_local $0)
)
)
)
(return
(f64.const nan:0x8000000000000)
)
)
(set_local $5
(if (result f64)
(i32.eq
(tee_local $0
(i32.load16_u offset=4
(tee_local $1
(get_local $0)
)
)
)
(i32.const 45)
)
(block (result f64)
(if
(i32.eqz
(tee_local $2
(i32.sub
(get_local $2)
(i32.const 1)
)
)
)
(return
(f64.const nan:0x8000000000000)
)
)
(drop
(i32.load16_u offset=4
(tee_local $1
(i32.add
(get_local $1)
(i32.const 2)
)
)
)
)
(f64.const -1)
)
(if (result f64)
(i32.eq
(get_local $0)
(i32.const 43)
)
(block (result f64)
(if
(i32.eqz
(tee_local $2
(i32.sub
(get_local $2)
(i32.const 1)
)
)
)
(return
(f64.const nan:0x8000000000000)
)
)
(drop
(i32.load16_u offset=4
(tee_local $1
(i32.add
(get_local $1)
(i32.const 2)
)
)
)
)
(f64.const 1)
)
(f64.const 1)
)
)
)
(block $break|0
(loop $continue|0
(if
(block (result i32)
(set_local $2
(i32.sub
(tee_local $0
(get_local $2)
)
(i32.const 1)
)
)
(get_local $0)
)
(block
(if
(i32.eq
(tee_local $0
(i32.load16_u offset=4
(get_local $1)
)
)
(i32.const 46)
)
(block
(set_local $1
(i32.add
(get_local $1)
(i32.const 2)
)
)
(set_local $4
(f64.const 0.1)
)
(block $break|1
(loop $continue|1
(if
(block (result i32)
(set_local $2
(i32.sub
(tee_local $0
(get_local $2)
)
(i32.const 1)
)
)
(get_local $0)
)
(block
(if
(i32.and
(select
(i32.eq
(tee_local $0
(i32.load16_u offset=4
(get_local $1)
)
)
(i32.const 69)
)
(i32.eq
(get_local $0)
(i32.const 101)
)
(i32.eq
(get_local $0)
(i32.const 69)
)
)
(i32.const 1)
)
(unreachable)
)
(br_if $break|1
(i32.gt_u
(tee_local $0
(i32.sub
(get_local $0)
(i32.const 48)
)
)
(i32.const 9)
)
)
(set_local $3
(f64.add
(get_local $3)
(f64.mul
(f64.convert_s/i32
(get_local $0)
)
(get_local $4)
)
)
)
(set_local $4
(f64.mul
(get_local $4)
(f64.const 0.1)
)
)
(set_local $1
(i32.add
(get_local $1)
(i32.const 2)
)
)
(br $continue|1)
)
)
)
)
(br $break|0)
)
)
(br_if $break|0
(i32.ge_u
(tee_local $0
(i32.sub
(get_local $0)
(i32.const 48)
)
)
(i32.const 10)
)
)
(set_local $3
(f64.add
(f64.mul
(get_local $3)
(f64.const 10)
)
(f64.convert_s/i32
(get_local $0)
)
)
)
(set_local $1
(i32.add
(get_local $1)
(i32.const 2)
)
)
(br $continue|0)
)
)
)
)
(f64.mul
(get_local $5)
(get_local $3)
)
)
(func $start (; 8 ;) (type $v)
(if
(i32.ne
(get_global $std/string/str)
@ -908,5 +1147,50 @@
)
(unreachable)
)
(if
(f64.ne
(call $std:string/parseFloat
(i32.const 120)
)
(f64.const 0)
)
(unreachable)
)
(if
(f64.ne
(call $std:string/parseFloat
(i32.const 128)
)
(f64.const 1)
)
(unreachable)
)
(if
(f64.ne
(call $std:string/parseFloat
(i32.const 232)
)
(f64.const 0.1)
)
(unreachable)
)
(if
(f64.ne
(call $std:string/parseFloat
(i32.const 248)
)
(f64.const 0.25)
)
(unreachable)
)
(if
(f64.ne
(call $std:string/parseFloat
(i32.const 264)
)
(f64.const 0.1)
)
(unreachable)
)
)
)