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Code Issues Projects Releases Wiki Activity

Minor itoa improvements (#168)

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This commit is contained in:
Daniel Wirtz
2018-07-13 21:45:39 +02:00
committed by GitHub
parent d7c1c608bd
commit 6228233e04
3 changed files with 173 additions and 253 deletions
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71
tests/compiler/std/string.optimized.wat
View File

@ -3744,27 +3744,14 @@
(i32.const 552)
)
(i32.shl
(tee_local $0
(tee_local $1
(i32.shr_u
(i32.mul
(i32.sub
(i32.const 32)
(i32.clz
(i32.or
(tee_local $1
(i32.sub
(i32.xor
(get_local $0)
(tee_local $0
(i32.shr_u
(get_local $0)
(i32.const 31)
)
)
)
(get_local $0)
)
)
(get_local $0)
(i32.const 10)
)
)
@ -3781,9 +3768,9 @@
)
(i32.add
(i32.sub
(get_local $0)
(get_local $1)
(i32.lt_u
(get_local $1)
(get_local $0)
(get_local $2)
)
)
@ -4032,7 +4019,7 @@
(local $1 i32)
(local $2 i32)
(set_local $2
(i32.le_s
(i32.le_u
(tee_local $1
(i32.shr_u
(i32.mul
@ -4041,20 +4028,7 @@
(i32.wrap/i64
(i64.clz
(i64.or
(tee_local $0
(i64.sub
(i64.xor
(get_local $0)
(tee_local $0
(i64.shr_u
(get_local $0)
(i64.const 63)
)
)
)
(get_local $0)
)
)
(get_local $0)
(i64.const 10)
)
)
@ -4108,7 +4082,7 @@
(local $4 i32)
(local $5 i32)
(local $6 i32)
(set_local $4
(set_local $3
(i32.load
(i32.const 1472)
)
@ -4124,7 +4098,7 @@
(i32.div_u
(tee_local $5
(i32.div_u
(tee_local $3
(tee_local $4
(i32.wrap/i64
(i64.sub
(get_local $1)
@ -4168,12 +4142,12 @@
(i64.or
(i64.load32_u offset=8
(i32.add
(get_local $4)
(get_local $3)
(i32.shl
(i32.div_u
(tee_local $3
(tee_local $4
(i32.rem_u
(get_local $3)
(get_local $4)
(i32.const 10000)
)
)
@ -4186,10 +4160,10 @@
(i64.shl
(i64.load32_u offset=8
(i32.add
(get_local $4)
(get_local $3)
(i32.shl
(i32.rem_u
(get_local $3)
(get_local $4)
(i32.const 100)
)
(i32.const 2)
@ -4216,7 +4190,7 @@
(i64.or
(i64.load32_u offset=8
(i32.add
(get_local $4)
(get_local $3)
(i32.shl
(get_local $6)
(i32.const 2)
@ -4226,7 +4200,7 @@
(i64.shl
(i64.load32_u offset=8
(i32.add
(get_local $4)
(get_local $3)
(i32.shl
(get_local $5)
(i32.const 2)
@ -4241,17 +4215,12 @@
)
)
)
(if
(tee_local $3
(i32.wrap/i64
(get_local $1)
)
)
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(get_local $3)
(get_local $2)
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(i32.wrap/i64
(get_local $1)
)
(get_local $2)
)
)
(func $~lib/internal/itoa/utoa64 (; 33 ;) (type $Ii) (param $0 i64) (result i32)

251
tests/compiler/std/string.untouched.wat
View File

@ -4454,29 +4454,10 @@
(local $3 i32)
(local $4 i32)
(local $5 i32)
(local $6 i32)
(set_local $1
(i32.shr_u
(get_local $0)
(i32.sub
(i32.mul
(i32.const 8)
(i32.const 4)
)
(i32.const 1)
)
)
(get_local $0)
)
(set_local $2
(i32.sub
(i32.xor
(get_local $0)
(get_local $1)
)
(get_local $1)
)
)
(set_local $3
(i32.sub
(i32.mul
(i32.const 8)
@ -4484,52 +4465,52 @@
)
(i32.clz
(i32.or
(get_local $2)
(get_local $1)
(i32.const 10)
)
)
)
)
(set_local $4
(set_local $3
(i32.shr_u
(i32.mul
(get_local $3)
(get_local $2)
(i32.const 1233)
)
(i32.const 12)
)
)
(set_local $5
(set_local $4
(i32.load
(block $~lib/internal/itoa/getPowers10Table|inlined.0 (result i32)
(block $~lib/internal/itoa/POWERS10|inlined.0 (result i32)
(i32.const 552)
)
)
)
(set_local $6
(set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.0 (result i32)
(i32.load offset=8
(i32.add
(get_local $5)
(get_local $4)
(i32.shl
(get_local $4)
(get_local $3)
(i32.const 2)
)
)
)
)
)
(set_local $4
(set_local $3
(i32.sub
(get_local $4)
(get_local $3)
(i32.lt_u
(get_local $2)
(get_local $6)
(get_local $1)
(get_local $5)
)
)
)
(i32.add
(get_local $4)
(get_local $3)
(i32.const 1)
)
)
@ -4541,10 +4522,9 @@
(local $7 i32)
(local $8 i64)
(local $9 i64)
(local $10 i32)
(set_local $7
(set_local $3
(i32.load
(block $~lib/internal/itoa/getDigitsTable|inlined.0 (result i32)
(block $~lib/internal/itoa/DIGITS|inlined.0 (result i32)
(i32.const 624)
)
)
@ -4564,7 +4544,7 @@
(i32.const 10000)
)
)
(set_local $3
(set_local $5
(i32.rem_u
(get_local $1)
(i32.const 10000)
@ -4573,15 +4553,15 @@
(set_local $1
(get_local $4)
)
(set_local $5
(set_local $6
(i32.div_u
(get_local $3)
(get_local $5)
(i32.const 100)
)
)
(set_local $6
(set_local $7
(i32.rem_u
(get_local $3)
(get_local $5)
(i32.const 100)
)
)
@ -4589,9 +4569,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.0 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $7)
(get_local $3)
(i32.shl
(get_local $5)
(get_local $6)
(i32.const 2)
)
)
@ -4602,9 +4582,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.1 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $7)
(get_local $3)
(i32.shl
(get_local $6)
(get_local $7)
(i32.const 2)
)
)
@ -4645,20 +4625,20 @@
(i32.const 100)
)
(block
(set_local $4
(set_local $7
(i32.div_u
(get_local $1)
(i32.const 100)
)
)
(set_local $5
(set_local $6
(i32.rem_u
(get_local $1)
(i32.const 100)
)
)
(set_local $1
(get_local $4)
(get_local $7)
)
(set_local $2
(i32.sub
@ -4666,13 +4646,13 @@
(i32.const 2)
)
)
(set_local $10
(set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.1 (result i32)
(i32.load offset=8
(i32.add
(get_local $7)
(get_local $3)
(i32.shl
(get_local $5)
(get_local $6)
(i32.const 2)
)
)
@ -4687,7 +4667,7 @@
(i32.const 1)
)
)
(get_local $10)
(get_local $5)
)
)
)
@ -4703,11 +4683,11 @@
(i32.const 2)
)
)
(set_local $10
(set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.2 (result i32)
(i32.load offset=8
(i32.add
(get_local $7)
(get_local $3)
(i32.shl
(get_local $1)
(i32.const 2)
@ -4724,7 +4704,7 @@
(i32.const 1)
)
)
(get_local $10)
(get_local $5)
)
)
(block
@ -4734,7 +4714,7 @@
(i32.const 1)
)
)
(set_local $10
(set_local $5
(i32.add
(i32.const 48)
(get_local $1)
@ -4748,7 +4728,7 @@
(i32.const 1)
)
)
(get_local $10)
(get_local $5)
)
)
)
@ -4841,37 +4821,18 @@
)
(func $~lib/internal/itoa/decimalCount<u64> (; 31 ;) (type $Ii) (param $0 i64) (result i32)
(local $1 i64)
(local $2 i64)
(local $2 i32)
(local $3 i32)
(local $4 i32)
(local $5 i32)
(local $6 i32)
(local $7 i32)
(local $8 i64)
(local $9 i32)
(local $10 i64)
(local $7 i64)
(local $8 i32)
(local $9 i64)
(set_local $1
(i64.shr_u
(get_local $0)
(i64.sub
(i64.mul
(i64.const 8)
(i64.const 8)
)
(i64.const 1)
)
)
(get_local $0)
)
(set_local $2
(i64.sub
(i64.xor
(get_local $0)
(get_local $1)
)
(get_local $1)
)
)
(set_local $3
(i32.sub
(i32.mul
(i32.const 8)
@ -4880,88 +4841,88 @@
(i32.wrap/i64
(i64.clz
(i64.or
(get_local $2)
(get_local $1)
(i64.const 10)
)
)
)
)
)
(set_local $4
(set_local $3
(i32.shr_u
(i32.mul
(get_local $3)
(get_local $2)
(i32.const 1233)
)
(i32.const 12)
)
)
(set_local $5
(set_local $4
(i32.load
(block $~lib/internal/itoa/getPowers10Table|inlined.1 (result i32)
(block $~lib/internal/itoa/POWERS10|inlined.1 (result i32)
(i32.const 1400)
)
)
)
(set_local $6
(i32.le_s
(get_local $4)
(set_local $5
(i32.le_u
(get_local $3)
(i32.const 10)
)
)
(set_local $6
(select
(i32.const 0)
(i32.const 10)
(get_local $5)
)
)
(set_local $7
(select
(i32.const 0)
(i32.const 10)
(get_local $6)
)
)
(set_local $8
(select
(i64.const 1)
(i64.const 10000000000)
(get_local $6)
(get_local $5)
)
)
(set_local $10
(set_local $9
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.2 (result i64)
(set_local $9
(set_local $8
(i32.sub
(get_local $4)
(get_local $7)
(get_local $3)
(get_local $6)
)
)
(i64.load32_u offset=8
(i32.add
(get_local $5)
(get_local $4)
(i32.shl
(get_local $9)
(get_local $8)
(i32.const 2)
)
)
)
)
)
(set_local $4
(set_local $3
(i32.sub
(get_local $4)
(get_local $3)
(i64.lt_u
(get_local $2)
(get_local $1)
(i64.mul
(get_local $8)
(get_local $10)
(get_local $7)
(get_local $9)
)
)
)
)
(i32.add
(get_local $4)
(get_local $3)
(i32.const 1)
)
)
(func $~lib/internal/itoa/utoa64_lut (; 32 ;) (type $iIiv) (param $0 i32) (param $1 i64) (param $2 i32)
(local $3 i64)
(local $4 i32)
(local $3 i32)
(local $4 i64)
(local $5 i32)
(local $6 i32)
(local $7 i32)
@ -4971,9 +4932,9 @@
(local $11 i32)
(local $12 i64)
(local $13 i64)
(set_local $11
(set_local $3
(i32.load
(block $~lib/internal/itoa/getDigitsTable|inlined.1 (result i32)
(block $~lib/internal/itoa/DIGITS|inlined.1 (result i32)
(i32.const 1472)
)
)
@ -4987,59 +4948,59 @@
)
(block
(block
(set_local $3
(set_local $4
(i64.div_u
(get_local $1)
(i64.const 100000000)
)
)
(set_local $4
(set_local $5
(i32.wrap/i64
(i64.sub
(get_local $1)
(i64.mul
(get_local $3)
(get_local $4)
(i64.const 100000000)
)
)
)
)
(set_local $1
(get_local $3)
)
(set_local $5
(i32.div_u
(get_local $4)
(i32.const 10000)
)
(get_local $4)
)
(set_local $6
(i32.rem_u
(get_local $4)
(i32.div_u
(get_local $5)
(i32.const 10000)
)
)
(set_local $7
(i32.div_u
(i32.rem_u
(get_local $5)
(i32.const 100)
(i32.const 10000)
)
)
(set_local $8
(i32.rem_u
(get_local $5)
(i32.div_u
(get_local $6)
(i32.const 100)
)
)
(set_local $9
(i32.div_u
(i32.rem_u
(get_local $6)
(i32.const 100)
)
)
(set_local $10
(i32.div_u
(get_local $7)
(i32.const 100)
)
)
(set_local $11
(i32.rem_u
(get_local $6)
(get_local $7)
(i32.const 100)
)
)
@ -5047,9 +5008,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.3 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $11)
(get_local $3)
(i32.shl
(get_local $9)
(get_local $10)
(i32.const 2)
)
)
@ -5060,9 +5021,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.4 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $11)
(get_local $3)
(i32.shl
(get_local $10)
(get_local $11)
(i32.const 2)
)
)
@ -5095,9 +5056,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.5 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $11)
(get_local $3)
(i32.shl
(get_local $7)
(get_local $8)
(i32.const 2)
)
)
@ -5108,9 +5069,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.6 (result i64)
(i64.load32_u offset=8
(i32.add
(get_local $11)
(get_local $3)
(i32.shl
(get_local $8)
(get_local $9)
(i32.const 2)
)
)
@ -5145,18 +5106,12 @@
)
)
)
(set_local $4
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(i32.wrap/i64
(get_local $1)
)
)
(if
(get_local $4)
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(get_local $4)
(get_local $2)
)
(get_local $2)
)
)
(func $~lib/internal/itoa/utoa64 (; 33 ;) (type $Ii) (param $0 i64) (result i32)