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Optimize array functional loops (#359)

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This commit is contained in:
Max Graey 2018-12-07 16:37:33 +02:00 committed by Daniel Wirtz
parent ebae7cbd73
commit 934f05eed9
3 changed files with 178 additions and 198 deletions
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13
std/assembly/array.ts
View File

@ -74,7 +74,7 @@ export class Array<T> {
every(callbackfn: (element: T, index: i32, array: Array<T>) => bool): bool {
var buffer = this.buffer_;
for (let index = 0, toIndex = this.length_; index < toIndex && index < this.length_; ++index) {
for (let index = 0, toIndex = this.length_; index < min(toIndex, this.length_); ++index) {
if (!callbackfn(LOAD<T>(buffer, index), index, this)) return false;
}
return true;
@ -82,7 +82,7 @@ export class Array<T> {
findIndex(predicate: (element: T, index: i32, array: Array<T>) => bool): i32 {
var buffer = this.buffer_;
for (let index = 0, toIndex = this.length_; index < toIndex && index < this.length_; ++index) {
for (let index = 0, toIndex = this.length_; index < min(toIndex, this.length_); ++index) {
if (predicate(LOAD<T>(buffer, index), index, this)) return index;
}
return -1;
@ -262,7 +262,7 @@ export class Array<T> {
var length = this.length_;
var result = new Array<U>(length);
var resultBuffer = result.buffer_;
for (let index = 0; index < length && index < this.length_; ++index) {
for (let index = 0; index < min(length, this.length_); ++index) {
STORE<U>(resultBuffer, index, callbackfn(LOAD<T>(buffer, index), index, this));
}
return result;
@ -270,9 +270,8 @@ export class Array<T> {
filter(callbackfn: (value: T, index: i32, array: Array<T>) => bool): Array<T> {
var buffer = this.buffer_;
var length = this.length_;
var result = new Array<T>();
for (let index = 0; index < length && index < this.length_; ++index) {
for (let index = 0, toIndex = this.length_; index < min(toIndex, this.length_); ++index) {
let value = LOAD<T>(buffer, index);
if (callbackfn(value, index, this)) result.push(value);
}
@ -285,7 +284,7 @@ export class Array<T> {
): U {
var accum = initialValue;
var buffer = this.buffer_;
for (let index = 0, toIndex = this.length_; index < toIndex && index < this.length_; ++index) {
for (let index = 0, toIndex = this.length_; index < min(toIndex, this.length_); ++index) {
accum = callbackfn(accum, LOAD<T>(buffer, index), index, this);
}
return accum;
@ -321,7 +320,7 @@ export class Array<T> {
some(callbackfn: (element: T, index: i32, array: Array<T>) => bool): bool {
var buffer = this.buffer_;
for (let index = 0, toIndex = this.length_; index < toIndex && index < this.length_; ++index) {
for (let index = 0, toIndex = this.length_; index < min(toIndex, this.length_); ++index) {
if (callbackfn(LOAD<T>(buffer, index), index, this)) return true;
}
return false;

168
tests/compiler/std/array.optimized.wat
View File

@ -2679,7 +2679,7 @@
if
i32.const 0
i32.const 8
i32.const 337
i32.const 336
i32.const 42
call $~lib/env/abort
unreachable
@ -2731,7 +2731,7 @@
if
i32.const 0
i32.const 8
i32.const 308
i32.const 307
i32.const 20
call $~lib/env/abort
unreachable
@ -3061,22 +3061,19 @@
set_local $4
get_local $0
i32.load offset=4
set_local $5
set_local $3
loop $repeat|0
block $break|0
get_local $2
get_local $3
get_local $0
i32.load offset=4
tee_local $5
get_local $3
get_local $5
i32.lt_s
tee_local $3
if
get_local $2
get_local $0
i32.load offset=4
i32.lt_s
set_local $3
end
get_local $3
i32.eqz
select
i32.ge_s
br_if $break|0
i32.const 3
set_global $~argc
@ -3147,22 +3144,19 @@
set_local $4
get_local $0
i32.load offset=4
set_local $5
set_local $3
loop $repeat|0
block $break|0
get_local $2
get_local $3
get_local $0
i32.load offset=4
tee_local $5
get_local $3
get_local $5
i32.lt_s
tee_local $3
if
get_local $2
get_local $0
i32.load offset=4
i32.lt_s
set_local $3
end
get_local $3
i32.eqz
select
i32.ge_s
br_if $break|0
i32.const 3
set_global $~argc
@ -3233,22 +3227,19 @@
set_local $4
get_local $0
i32.load offset=4
set_local $5
set_local $3
loop $repeat|0
block $break|0
get_local $2
get_local $3
get_local $0
i32.load offset=4
tee_local $5
get_local $3
get_local $5
i32.lt_s
tee_local $3
if
get_local $2
get_local $0
i32.load offset=4
i32.lt_s
set_local $3
end
get_local $3
i32.eqz
select
i32.ge_s
br_if $break|0
i32.const 3
set_global $~argc
@ -3389,27 +3380,25 @@
(local $6 i32)
get_local $0
i32.load
set_local $3
set_local $4
get_local $0
i32.load offset=4
tee_local $4
tee_local $3
call $~lib/array/Array<i32>#constructor
tee_local $5
i32.load
set_local $6
loop $repeat|0
get_local $1
get_local $4
i32.lt_s
get_local $3
get_local $0
i32.load offset=4
tee_local $2
if
get_local $1
get_local $0
i32.load offset=4
i32.lt_s
set_local $2
end
get_local $3
get_local $2
i32.lt_s
select
i32.lt_s
if
i32.const 3
set_global $~argc
@ -3420,7 +3409,7 @@
get_local $6
i32.add
get_local $2
get_local $3
get_local $4
i32.add
i32.load offset=8
get_local $1
@ -3460,30 +3449,27 @@
set_local $4
get_local $0
i32.load offset=4
tee_local $5
tee_local $3
call $~lib/array/Array<i32>#constructor
tee_local $6
tee_local $5
i32.load
set_local $7
set_local $6
loop $repeat|0
block $break|0
get_local $2
get_local $5
i32.lt_s
tee_local $3
if
get_local $2
get_local $0
i32.load offset=4
i32.lt_s
set_local $3
end
get_local $3
i32.eqz
get_local $0
i32.load offset=4
tee_local $7
get_local $3
get_local $7
i32.lt_s
select
i32.ge_s
br_if $break|0
i32.const 3
set_global $~argc
get_local $7
get_local $6
get_local $2
i32.const 2
i32.shl
@ -3506,7 +3492,7 @@
br $repeat|0
end
end
get_local $6
get_local $5
)
(func $start~anonymous|23 (; 53 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
get_global $std/array/i
@ -3538,30 +3524,27 @@
(local $6 i32)
get_local $0
i32.load
set_local $5
get_local $0
i32.load offset=4
set_local $6
i32.const 0
call $~lib/array/Array<i32>#constructor
set_local $4
get_local $0
i32.load offset=4
set_local $5
loop $repeat|0
block $break|0
get_local $2
get_local $6
i32.lt_s
tee_local $3
if
get_local $2
get_local $0
i32.load offset=4
i32.lt_s
set_local $3
end
get_local $3
i32.eqz
br_if $break|0
get_local $5
get_local $0
i32.load offset=4
tee_local $3
get_local $5
get_local $3
i32.lt_s
select
i32.ge_s
br_if $break|0
get_local $6
get_local $2
i32.const 2
i32.shl
@ -3639,22 +3622,19 @@
set_local $5
get_local $0
i32.load offset=4
set_local $6
set_local $4
loop $repeat|0
block $break|0
get_local $3
get_local $4
get_local $0
i32.load offset=4
tee_local $6
get_local $4
get_local $6
i32.lt_s
tee_local $4
if
get_local $3
get_local $0
i32.load offset=4
i32.lt_s
set_local $4
end
get_local $4
i32.eqz
select
i32.ge_s
br_if $break|0
i32.const 4
set_global $~argc
@ -4202,7 +4182,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -4773,7 +4753,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -5345,7 +5325,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -5734,7 +5714,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable

195
tests/compiler/std/array.untouched.wat
View File

@ -3399,7 +3399,7 @@
if
i32.const 0
i32.const 8
i32.const 337
i32.const 336
i32.const 42
call $~lib/env/abort
unreachable
@ -3474,7 +3474,7 @@
if
i32.const 0
i32.const 8
i32.const 308
i32.const 307
i32.const 20
call $~lib/env/abort
unreachable
@ -3909,6 +3909,7 @@
(local $3 i32)
(local $4 i32)
(local $5 i32)
(local $6 i32)
get_local $0
i32.load
set_local $2
@ -3923,16 +3924,15 @@
loop $repeat|0
get_local $3
get_local $4
i32.lt_s
tee_local $5
if (result i32)
get_local $3
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $5
end
get_local $0
i32.load offset=4
tee_local $6
get_local $5
get_local $6
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block (result i32)
@ -4014,6 +4014,7 @@
(local $3 i32)
(local $4 i32)
(local $5 i32)
(local $6 i32)
get_local $0
i32.load
set_local $2
@ -4028,16 +4029,15 @@
loop $repeat|0
get_local $3
get_local $4
i32.lt_s
tee_local $5
if (result i32)
get_local $3
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $5
end
get_local $0
i32.load offset=4
tee_local $6
get_local $5
get_local $6
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block (result i32)
@ -4115,6 +4115,7 @@
(local $3 i32)
(local $4 i32)
(local $5 i32)
(local $6 i32)
get_local $0
i32.load
set_local $2
@ -4129,16 +4130,15 @@
loop $repeat|0
get_local $3
get_local $4
i32.lt_s
tee_local $5
if (result i32)
get_local $3
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $5
end
get_local $0
i32.load offset=4
tee_local $6
get_local $5
get_local $6
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block (result i32)
@ -4367,7 +4367,8 @@
(local $5 i32)
(local $6 i32)
(local $7 i32)
(local $8 f32)
(local $8 i32)
(local $9 f32)
get_local $0
i32.load
set_local $2
@ -4387,16 +4388,15 @@
loop $repeat|0
get_local $6
get_local $3
i32.lt_s
tee_local $7
if (result i32)
get_local $6
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $7
end
get_local $0
i32.load offset=4
tee_local $8
get_local $7
get_local $8
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block
@ -4420,7 +4420,7 @@
get_local $1
call_indirect (type $iiif)
end
set_local $8
set_local $9
i32.const 0
set_local $7
get_local $5
@ -4430,7 +4430,7 @@
i32.add
get_local $7
i32.add
get_local $8
get_local $9
f32.store offset=8
end
get_local $6
@ -4509,16 +4509,15 @@
loop $repeat|0
get_local $6
get_local $3
i32.lt_s
tee_local $7
if (result i32)
get_local $6
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $7
end
get_local $0
i32.load offset=4
tee_local $8
get_local $7
get_local $8
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block
@ -4594,32 +4593,34 @@
(local $4 i32)
(local $5 i32)
(local $6 i32)
(local $7 i32)
get_local $0
i32.load
set_local $2
get_local $0
i32.load offset=4
set_local $3
i32.const 0
i32.const 0
call $~lib/array/Array<i32>#constructor
set_local $4
set_local $3
block $break|0
i32.const 0
set_local $5
block
i32.const 0
set_local $4
get_local $0
i32.load offset=4
set_local $5
end
loop $repeat|0
get_local $4
get_local $5
get_local $3
i32.lt_s
tee_local $6
if (result i32)
get_local $5
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $6
end
get_local $0
i32.load offset=4
tee_local $7
get_local $6
get_local $7
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block
@ -4627,7 +4628,7 @@
i32.const 0
set_local $6
get_local $2
get_local $5
get_local $4
i32.const 2
i32.shl
i32.add
@ -4640,7 +4641,7 @@
i32.const 3
set_global $~argc
get_local $6
get_local $5
get_local $4
get_local $0
get_local $1
call_indirect (type $iiii)
@ -4648,22 +4649,22 @@
i32.const 0
i32.ne
if
get_local $4
get_local $3
get_local $6
call $~lib/array/Array<i32>#push
drop
end
end
get_local $5
get_local $4
i32.const 1
i32.add
set_local $5
set_local $4
br $repeat|0
unreachable
end
unreachable
end
get_local $4
get_local $3
)
(func $start~anonymous|26 (; 72 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
get_local $2
@ -4710,6 +4711,7 @@
(local $5 i32)
(local $6 i32)
(local $7 i32)
(local $8 i32)
get_local $2
set_local $3
get_local $0
@ -4726,16 +4728,15 @@
loop $repeat|0
get_local $5
get_local $6
i32.lt_s
tee_local $7
if (result i32)
get_local $5
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $7
end
get_local $0
i32.load offset=4
tee_local $8
get_local $7
get_local $8
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block (result i32)
@ -4794,6 +4795,7 @@
(local $5 i32)
(local $6 i32)
(local $7 i32)
(local $8 i32)
get_local $2
set_local $3
get_local $0
@ -4810,16 +4812,15 @@
loop $repeat|0
get_local $5
get_local $6
i32.lt_s
tee_local $7
if (result i32)
get_local $5
get_local $0
i32.load offset=4
i32.lt_s
else
get_local $7
end
get_local $0
i32.load offset=4
tee_local $8
get_local $7
get_local $8
i32.lt_s
select
i32.lt_s
i32.eqz
br_if $break|0
block (result i32)
@ -5688,7 +5689,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -6469,7 +6470,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -7277,7 +7278,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -7950,7 +7951,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -8654,7 +8655,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -9129,7 +9130,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable
@ -9639,7 +9640,7 @@
if
i32.const 0
i32.const 8
i32.const 409
i32.const 408
i32.const 4
call $~lib/env/abort
unreachable