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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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104
std/assembly/internal/itoa.ts
View File

@ -1,15 +1,17 @@
import { import {
CharCode, CharCode,
allocate, allocate as allocateString,
HEADER_SIZE as STRING_HEADER_SIZE HEADER_SIZE as STRING_HEADER_SIZE
} from "./string"; } from "./string";
import { loadUnsafe } from "./arraybuffer"; import {
loadUnsafe
} from "./arraybuffer";
@inline @inline
function getPowers10Table(): u32[] { function POWERS10(): u32[] {
return <u32[]>[ const table: u32[] = [
1, 1,
10, 10,
100, 100,
@ -21,6 +23,7 @@ function getPowers10Table(): u32[] {
100000000, 100000000,
1000000000 1000000000
]; ];
return table; // inlines to a constant memory offset
} }
/* /*
@ -38,8 +41,8 @@ function getPowers10Table(): u32[] {
"90", "91", "92", "93", "94", "95", "96", "97", "98", "99" "90", "91", "92", "93", "94", "95", "96", "97", "98", "99"
*/ */
@inline @inline
function getDigitsTable(): u32[] { function DIGITS(): u32[] {
return <u32[]>[ const table: u32[] = [
0x00300030, 0x00310030, 0x00320030, 0x00330030, 0x00340030, 0x00300030, 0x00310030, 0x00320030, 0x00330030, 0x00340030,
0x00350030, 0x00360030, 0x00370030, 0x00380030, 0x00390030, 0x00350030, 0x00360030, 0x00370030, 0x00380030, 0x00390030,
0x00300031, 0x00310031, 0x00320031, 0x00330031, 0x00340031, 0x00300031, 0x00310031, 0x00320031, 0x00330031, 0x00340031,
@ -61,42 +64,40 @@ function getDigitsTable(): u32[] {
0x00300039, 0x00310039, 0x00320039, 0x00330039, 0x00340039, 0x00300039, 0x00310039, 0x00320039, 0x00330039, 0x00340039,
0x00350039, 0x00360039, 0x00370039, 0x00380039, 0x00390039 0x00350039, 0x00360039, 0x00370039, 0x00380039, 0x00390039
]; ];
return table; // inlines to a constant memory offset
} }
// Count number of decimals in value // Count number of decimals in value
function decimalCount<T>(value: T): i32 { export function decimalCount<T>(value: T): i32 {
// make value abs var v = abs<T>(value); // NOP if value is unsigned anyway
var sign = value >> (8 * sizeof<T>() - 1); var l: usize = 8 * sizeof<T>() - <usize>clz<T>(v | 10); // log2
var v = (value ^ sign) - sign; var t = l * 1233 >>> 12; // log10
var l = 8 * sizeof<T>() - <i32>clz<T>(v | 10); // log2
var t = l * 1233 >>> 12; // log10
var lutbuf = changetype<ArrayBuffer>(getPowers10Table().buffer_); var lutbuf = <ArrayBuffer>POWERS10().buffer_;
if (sizeof<T>() <= 4) { if (sizeof<T>() <= 4) {
let power = loadUnsafe<u32,T>(lutbuf, t); let power = loadUnsafe<u32,T>(lutbuf, t);
t -= <i32>(v < power); t -= <usize>(v < power);
} else { // sizeof<T>() == 8 } else { // sizeof<T>() == 8
let le10 = t <= 10; let le10 = t <= 10;
let offset = select<i32>(0, 10, le10); // offset = t <= 10 ? 0 : 10 let offset = select<usize>(0, 10, le10); // offset = t <= 10 ? 0 : 10
let factor = select< T >(1, 10000000000, le10); // factor = t <= 10 ? 1 : 10 ^ 10 let factor = select< T >(1, 10000000000, le10); // factor = t <= 10 ? 1 : 10 ^ 10
let power = loadUnsafe<u32,T>(lutbuf, t - offset); let power = loadUnsafe<u32,T>(lutbuf, t - offset);
t -= <i32>(v < factor * power); t -= <usize>(v < factor * power);
} }
return t + 1; return t + 1;
} }
function utoa32_lut(buffer: usize, num: u32, offset: u32): void { function utoa32_lut(buffer: usize, num: u32, offset: usize): void {
var r: u32, t: u32, d1: u32, d2: u32; var lutbuf = <ArrayBuffer>DIGITS().buffer_;
var lutbuf = changetype<ArrayBuffer>(getDigitsTable().buffer_);
while (num >= 10000) { while (num >= 10000) {
// in most VMs i32/u32 div and modulo by constant can be shared and simplificate // in most VMs i32/u32 div and modulo by constant can be shared and simplificate
t = num / 10000; let t = num / 10000;
r = num % 10000; let r = num % 10000;
num = t; num = t;
d1 = r / 100; let d1 = r / 100;
d2 = r % 100; let d2 = r % 100;
let digits1 = loadUnsafe<u32,u64>(lutbuf, d1); let digits1 = loadUnsafe<u32,u64>(lutbuf, d1);
let digits2 = loadUnsafe<u32,u64>(lutbuf, d2); let digits2 = loadUnsafe<u32,u64>(lutbuf, d2);
@ -106,8 +107,8 @@ function utoa32_lut(buffer: usize, num: u32, offset: u32): void {
} }
if (num >= 100) { if (num >= 100) {
t = num / 100; let t = num / 100;
d1 = num % 100; let d1 = num % 100;
num = t; num = t;
offset -= 2; offset -= 2;
let digits = loadUnsafe<u32,u32>(lutbuf, d1); let digits = loadUnsafe<u32,u32>(lutbuf, d1);
@ -125,24 +126,21 @@ function utoa32_lut(buffer: usize, num: u32, offset: u32): void {
} }
} }
function utoa64_lut(buffer: usize, num: u64, offset: u32): void { function utoa64_lut(buffer: usize, num: u64, offset: usize): void {
var t: u64, r: u32, b: u32, c: u32; var lutbuf = <ArrayBuffer>DIGITS().buffer_;
var b1: u32, b2: u32, c1: u32, c2: u32;
var lutbuf = changetype<ArrayBuffer>(getDigitsTable().buffer_);
while (num >= 100000000) { while (num >= 100000000) {
t = num / 100000000; let t = num / 100000000;
r = <u32>(num - t * 100000000); let r = <usize>(num - t * 100000000);
num = t; num = t;
b = r / 10000; let b = r / 10000;
c = r % 10000; let c = r % 10000;
b1 = b / 100; let b1 = b / 100;
b2 = b % 100; let b2 = b % 100;
c1 = c / 100; let c1 = c / 100;
c2 = c % 100; let c2 = c % 100;
let digits1 = loadUnsafe<u32,u64>(lutbuf, c1); let digits1 = loadUnsafe<u32,u64>(lutbuf, c1);
let digits2 = loadUnsafe<u32,u64>(lutbuf, c2); let digits2 = loadUnsafe<u32,u64>(lutbuf, c2);
@ -157,15 +155,13 @@ function utoa64_lut(buffer: usize, num: u64, offset: u32): void {
store<u64>(buffer + (offset << 1), digits1 | (digits2 << 32), STRING_HEADER_SIZE); store<u64>(buffer + (offset << 1), digits1 | (digits2 << 32), STRING_HEADER_SIZE);
} }
r = <u32>num; utoa32_lut(buffer, <u32>num, offset);
if (r) utoa32_lut(buffer, r, offset);
} }
function utoa_simple<T>(buffer: usize, num: T, offset: u32): void { function utoa_simple<T>(buffer: usize, num: T, offset: usize): void {
var t: T, r: u32;
do { do {
t = num / 10; let t = num / 10;
r = <u32>(num % 10); let r = <u32>(num % 10);
num = t; num = t;
offset -= 1; offset -= 1;
store<u16>(buffer + (offset << 1), CharCode._0 + r, STRING_HEADER_SIZE); store<u16>(buffer + (offset << 1), CharCode._0 + r, STRING_HEADER_SIZE);
@ -175,18 +171,18 @@ function utoa_simple<T>(buffer: usize, num: T, offset: u32): void {
@inline @inline
export function utoa32_core(buffer: usize, num: u32, offset: u32): void { export function utoa32_core(buffer: usize, num: u32, offset: u32): void {
if (ASC_SHRINK_LEVEL >= 1) { if (ASC_SHRINK_LEVEL >= 1) {
utoa_simple(buffer, num, offset); utoa_simple(buffer, num, <usize>offset);
} else { } else {
utoa32_lut(buffer, num, offset); utoa32_lut(buffer, num, <usize>offset);
} }
} }
@inline @inline
export function utoa64_core(buffer: usize, num: u64, offset: u32): void { export function utoa64_core(buffer: usize, num: u64, offset: u32): void {
if (ASC_SHRINK_LEVEL >= 1) { if (ASC_SHRINK_LEVEL >= 1) {
utoa_simple(buffer, num, offset); utoa_simple(buffer, num, <usize>offset);
} else { } else {
utoa64_lut(buffer, num, offset); utoa64_lut(buffer, num, <usize>offset);
} }
} }
@ -194,7 +190,7 @@ export function utoa32(value: u32): string {
if (!value) return "0"; if (!value) return "0";
var decimals = decimalCount<u32>(value); var decimals = decimalCount<u32>(value);
var buffer = allocate(decimals); var buffer = allocateString(decimals);
utoa32_core(changetype<usize>(buffer), value, decimals); utoa32_core(changetype<usize>(buffer), value, decimals);
return changetype<string>(buffer); return changetype<string>(buffer);
@ -207,7 +203,7 @@ export function itoa32(value: i32): string {
if (isneg) value = -value; if (isneg) value = -value;
var decimals = decimalCount<u32>(value) + <i32>isneg; var decimals = decimalCount<u32>(value) + <i32>isneg;
var buffer = allocate(decimals); var buffer = allocateString(decimals);
utoa32_core(changetype<usize>(buffer), value, decimals); utoa32_core(changetype<usize>(buffer), value, decimals);
if (isneg) store<u16>(changetype<usize>(buffer), CharCode.MINUS, STRING_HEADER_SIZE); if (isneg) store<u16>(changetype<usize>(buffer), CharCode.MINUS, STRING_HEADER_SIZE);
@ -222,11 +218,11 @@ export function utoa64(value: u64): string {
if (value <= u32.MAX_VALUE) { if (value <= u32.MAX_VALUE) {
let value32 = <u32>value; let value32 = <u32>value;
let decimals = decimalCount<u32>(value32); let decimals = decimalCount<u32>(value32);
buffer = allocate(decimals); buffer = allocateString(decimals);
utoa32_core(changetype<usize>(buffer), value32, decimals); utoa32_core(changetype<usize>(buffer), value32, decimals);
} else { } else {
let decimals = decimalCount<u64>(value); let decimals = decimalCount<u64>(value);
buffer = allocate(decimals); buffer = allocateString(decimals);
utoa64_core(changetype<usize>(buffer), value, decimals); utoa64_core(changetype<usize>(buffer), value, decimals);
} }
@ -243,11 +239,11 @@ export function itoa64(value: i64): string {
if (<u64>value <= <u64>u32.MAX_VALUE) { if (<u64>value <= <u64>u32.MAX_VALUE) {
let value32 = <u32>value; let value32 = <u32>value;
let decimals = decimalCount<u32>(value32) + <i32>isneg; let decimals = decimalCount<u32>(value32) + <i32>isneg;
buffer = allocate(decimals); buffer = allocateString(decimals);
utoa32_core(changetype<usize>(buffer), value32, decimals); utoa32_core(changetype<usize>(buffer), value32, decimals);
} else { } else {
let decimals = decimalCount<u64>(value) + <i32>isneg; let decimals = decimalCount<u64>(value) + <i32>isneg;
buffer = allocate(decimals); buffer = allocateString(decimals);
utoa64_core(changetype<usize>(buffer), value, decimals); utoa64_core(changetype<usize>(buffer), value, decimals);
} }
if (isneg) store<u16>(changetype<usize>(buffer), CharCode.MINUS, STRING_HEADER_SIZE); if (isneg) store<u16>(changetype<usize>(buffer), CharCode.MINUS, STRING_HEADER_SIZE);

71
tests/compiler/std/string.optimized.wat
View File

@ -3744,27 +3744,14 @@
(i32.const 552) (i32.const 552)
) )
(i32.shl (i32.shl
(tee_local $0 (tee_local $1
(i32.shr_u (i32.shr_u
(i32.mul (i32.mul
(i32.sub (i32.sub
(i32.const 32) (i32.const 32)
(i32.clz (i32.clz
(i32.or (i32.or
(tee_local $1 (get_local $0)
(i32.sub
(i32.xor
(get_local $0)
(tee_local $0
(i32.shr_u
(get_local $0)
(i32.const 31)
)
)
)
(get_local $0)
)
)
(i32.const 10) (i32.const 10)
) )
) )
@ -3781,9 +3768,9 @@
) )
(i32.add (i32.add
(i32.sub (i32.sub
(get_local $0) (get_local $1)
(i32.lt_u (i32.lt_u
(get_local $1) (get_local $0)
(get_local $2) (get_local $2)
) )
) )
@ -4032,7 +4019,7 @@
(local $1 i32) (local $1 i32)
(local $2 i32) (local $2 i32)
(set_local $2 (set_local $2
(i32.le_s (i32.le_u
(tee_local $1 (tee_local $1
(i32.shr_u (i32.shr_u
(i32.mul (i32.mul
@ -4041,20 +4028,7 @@
(i32.wrap/i64 (i32.wrap/i64
(i64.clz (i64.clz
(i64.or (i64.or
(tee_local $0 (get_local $0)
(i64.sub
(i64.xor
(get_local $0)
(tee_local $0
(i64.shr_u
(get_local $0)
(i64.const 63)
)
)
)
(get_local $0)
)
)
(i64.const 10) (i64.const 10)
) )
) )
@ -4108,7 +4082,7 @@
(local $4 i32) (local $4 i32)
(local $5 i32) (local $5 i32)
(local $6 i32) (local $6 i32)
(set_local $4 (set_local $3
(i32.load (i32.load
(i32.const 1472) (i32.const 1472)
) )
@ -4124,7 +4098,7 @@
(i32.div_u (i32.div_u
(tee_local $5 (tee_local $5
(i32.div_u (i32.div_u
(tee_local $3 (tee_local $4
(i32.wrap/i64 (i32.wrap/i64
(i64.sub (i64.sub
(get_local $1) (get_local $1)
@ -4168,12 +4142,12 @@
(i64.or (i64.or
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.shl (i32.shl
(i32.div_u (i32.div_u
(tee_local $3 (tee_local $4
(i32.rem_u (i32.rem_u
(get_local $3) (get_local $4)
(i32.const 10000) (i32.const 10000)
) )
) )
@ -4186,10 +4160,10 @@
(i64.shl (i64.shl
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.shl (i32.shl
(i32.rem_u (i32.rem_u
(get_local $3) (get_local $4)
(i32.const 100) (i32.const 100)
) )
(i32.const 2) (i32.const 2)
@ -4216,7 +4190,7 @@
(i64.or (i64.or
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.shl (i32.shl
(get_local $6) (get_local $6)
(i32.const 2) (i32.const 2)
@ -4226,7 +4200,7 @@
(i64.shl (i64.shl
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.shl (i32.shl
(get_local $5) (get_local $5)
(i32.const 2) (i32.const 2)
@ -4241,17 +4215,12 @@
) )
) )
) )
(if (call $~lib/internal/itoa/utoa32_lut
(tee_local $3 (get_local $0)
(i32.wrap/i64 (i32.wrap/i64
(get_local $1) (get_local $1)
)
)
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(get_local $3)
(get_local $2)
) )
(get_local $2)
) )
) )
(func $~lib/internal/itoa/utoa64 (; 33 ;) (type $Ii) (param $0 i64) (result i32) (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 $3 i32)
(local $4 i32) (local $4 i32)
(local $5 i32) (local $5 i32)
(local $6 i32)
(set_local $1 (set_local $1
(i32.shr_u (get_local $0)
(get_local $0)
(i32.sub
(i32.mul
(i32.const 8)
(i32.const 4)
)
(i32.const 1)
)
)
) )
(set_local $2 (set_local $2
(i32.sub
(i32.xor
(get_local $0)
(get_local $1)
)
(get_local $1)
)
)
(set_local $3
(i32.sub (i32.sub
(i32.mul (i32.mul
(i32.const 8) (i32.const 8)
@ -4484,52 +4465,52 @@
) )
(i32.clz (i32.clz
(i32.or (i32.or
(get_local $2) (get_local $1)
(i32.const 10) (i32.const 10)
) )
) )
) )
) )
(set_local $4 (set_local $3
(i32.shr_u (i32.shr_u
(i32.mul (i32.mul
(get_local $3) (get_local $2)
(i32.const 1233) (i32.const 1233)
) )
(i32.const 12) (i32.const 12)
) )
) )
(set_local $5 (set_local $4
(i32.load (i32.load
(block $~lib/internal/itoa/getPowers10Table|inlined.0 (result i32) (block $~lib/internal/itoa/POWERS10|inlined.0 (result i32)
(i32.const 552) (i32.const 552)
) )
) )
) )
(set_local $6 (set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.0 (result i32) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.0 (result i32)
(i32.load offset=8 (i32.load offset=8
(i32.add (i32.add
(get_local $5) (get_local $4)
(i32.shl (i32.shl
(get_local $4) (get_local $3)
(i32.const 2) (i32.const 2)
) )
) )
) )
) )
) )
(set_local $4 (set_local $3
(i32.sub (i32.sub
(get_local $4) (get_local $3)
(i32.lt_u (i32.lt_u
(get_local $2) (get_local $1)
(get_local $6) (get_local $5)
) )
) )
) )
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.const 1) (i32.const 1)
) )
) )
@ -4541,10 +4522,9 @@
(local $7 i32) (local $7 i32)
(local $8 i64) (local $8 i64)
(local $9 i64) (local $9 i64)
(local $10 i32) (set_local $3
(set_local $7
(i32.load (i32.load
(block $~lib/internal/itoa/getDigitsTable|inlined.0 (result i32) (block $~lib/internal/itoa/DIGITS|inlined.0 (result i32)
(i32.const 624) (i32.const 624)
) )
) )
@ -4564,7 +4544,7 @@
(i32.const 10000) (i32.const 10000)
) )
) )
(set_local $3 (set_local $5
(i32.rem_u (i32.rem_u
(get_local $1) (get_local $1)
(i32.const 10000) (i32.const 10000)
@ -4573,15 +4553,15 @@
(set_local $1 (set_local $1
(get_local $4) (get_local $4)
) )
(set_local $5 (set_local $6
(i32.div_u (i32.div_u
(get_local $3) (get_local $5)
(i32.const 100) (i32.const 100)
) )
) )
(set_local $6 (set_local $7
(i32.rem_u (i32.rem_u
(get_local $3) (get_local $5)
(i32.const 100) (i32.const 100)
) )
) )
@ -4589,9 +4569,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.0 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.0 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $7) (get_local $3)
(i32.shl (i32.shl
(get_local $5) (get_local $6)
(i32.const 2) (i32.const 2)
) )
) )
@ -4602,9 +4582,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.1 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.1 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $7) (get_local $3)
(i32.shl (i32.shl
(get_local $6) (get_local $7)
(i32.const 2) (i32.const 2)
) )
) )
@ -4645,20 +4625,20 @@
(i32.const 100) (i32.const 100)
) )
(block (block
(set_local $4 (set_local $7
(i32.div_u (i32.div_u
(get_local $1) (get_local $1)
(i32.const 100) (i32.const 100)
) )
) )
(set_local $5 (set_local $6
(i32.rem_u (i32.rem_u
(get_local $1) (get_local $1)
(i32.const 100) (i32.const 100)
) )
) )
(set_local $1 (set_local $1
(get_local $4) (get_local $7)
) )
(set_local $2 (set_local $2
(i32.sub (i32.sub
@ -4666,13 +4646,13 @@
(i32.const 2) (i32.const 2)
) )
) )
(set_local $10 (set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.1 (result i32) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.1 (result i32)
(i32.load offset=8 (i32.load offset=8
(i32.add (i32.add
(get_local $7) (get_local $3)
(i32.shl (i32.shl
(get_local $5) (get_local $6)
(i32.const 2) (i32.const 2)
) )
) )
@ -4687,7 +4667,7 @@
(i32.const 1) (i32.const 1)
) )
) )
(get_local $10) (get_local $5)
) )
) )
) )
@ -4703,11 +4683,11 @@
(i32.const 2) (i32.const 2)
) )
) )
(set_local $10 (set_local $5
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.2 (result i32) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u32>|inlined.2 (result i32)
(i32.load offset=8 (i32.load offset=8
(i32.add (i32.add
(get_local $7) (get_local $3)
(i32.shl (i32.shl
(get_local $1) (get_local $1)
(i32.const 2) (i32.const 2)
@ -4724,7 +4704,7 @@
(i32.const 1) (i32.const 1)
) )
) )
(get_local $10) (get_local $5)
) )
) )
(block (block
@ -4734,7 +4714,7 @@
(i32.const 1) (i32.const 1)
) )
) )
(set_local $10 (set_local $5
(i32.add (i32.add
(i32.const 48) (i32.const 48)
(get_local $1) (get_local $1)
@ -4748,7 +4728,7 @@
(i32.const 1) (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) (func $~lib/internal/itoa/decimalCount<u64> (; 31 ;) (type $Ii) (param $0 i64) (result i32)
(local $1 i64) (local $1 i64)
(local $2 i64) (local $2 i32)
(local $3 i32) (local $3 i32)
(local $4 i32) (local $4 i32)
(local $5 i32) (local $5 i32)
(local $6 i32) (local $6 i32)
(local $7 i32) (local $7 i64)
(local $8 i64) (local $8 i32)
(local $9 i32) (local $9 i64)
(local $10 i64)
(set_local $1 (set_local $1
(i64.shr_u (get_local $0)
(get_local $0)
(i64.sub
(i64.mul
(i64.const 8)
(i64.const 8)
)
(i64.const 1)
)
)
) )
(set_local $2 (set_local $2
(i64.sub
(i64.xor
(get_local $0)
(get_local $1)
)
(get_local $1)
)
)
(set_local $3
(i32.sub (i32.sub
(i32.mul (i32.mul
(i32.const 8) (i32.const 8)
@ -4880,88 +4841,88 @@
(i32.wrap/i64 (i32.wrap/i64
(i64.clz (i64.clz
(i64.or (i64.or
(get_local $2) (get_local $1)
(i64.const 10) (i64.const 10)
) )
) )
) )
) )
) )
(set_local $4 (set_local $3
(i32.shr_u (i32.shr_u
(i32.mul (i32.mul
(get_local $3) (get_local $2)
(i32.const 1233) (i32.const 1233)
) )
(i32.const 12) (i32.const 12)
) )
) )
(set_local $5 (set_local $4
(i32.load (i32.load
(block $~lib/internal/itoa/getPowers10Table|inlined.1 (result i32) (block $~lib/internal/itoa/POWERS10|inlined.1 (result i32)
(i32.const 1400) (i32.const 1400)
) )
) )
) )
(set_local $6 (set_local $5
(i32.le_s (i32.le_u
(get_local $4) (get_local $3)
(i32.const 10) (i32.const 10)
) )
) )
(set_local $6
(select
(i32.const 0)
(i32.const 10)
(get_local $5)
)
)
(set_local $7 (set_local $7
(select
(i32.const 0)
(i32.const 10)
(get_local $6)
)
)
(set_local $8
(select (select
(i64.const 1) (i64.const 1)
(i64.const 10000000000) (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) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.2 (result i64)
(set_local $9 (set_local $8
(i32.sub (i32.sub
(get_local $4) (get_local $3)
(get_local $7) (get_local $6)
) )
) )
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $5) (get_local $4)
(i32.shl (i32.shl
(get_local $9) (get_local $8)
(i32.const 2) (i32.const 2)
) )
) )
) )
) )
) )
(set_local $4 (set_local $3
(i32.sub (i32.sub
(get_local $4) (get_local $3)
(i64.lt_u (i64.lt_u
(get_local $2) (get_local $1)
(i64.mul (i64.mul
(get_local $8) (get_local $7)
(get_local $10) (get_local $9)
) )
) )
) )
) )
(i32.add (i32.add
(get_local $4) (get_local $3)
(i32.const 1) (i32.const 1)
) )
) )
(func $~lib/internal/itoa/utoa64_lut (; 32 ;) (type $iIiv) (param $0 i32) (param $1 i64) (param $2 i32) (func $~lib/internal/itoa/utoa64_lut (; 32 ;) (type $iIiv) (param $0 i32) (param $1 i64) (param $2 i32)
(local $3 i64) (local $3 i32)
(local $4 i32) (local $4 i64)
(local $5 i32) (local $5 i32)
(local $6 i32) (local $6 i32)
(local $7 i32) (local $7 i32)
@ -4971,9 +4932,9 @@
(local $11 i32) (local $11 i32)
(local $12 i64) (local $12 i64)
(local $13 i64) (local $13 i64)
(set_local $11 (set_local $3
(i32.load (i32.load
(block $~lib/internal/itoa/getDigitsTable|inlined.1 (result i32) (block $~lib/internal/itoa/DIGITS|inlined.1 (result i32)
(i32.const 1472) (i32.const 1472)
) )
) )
@ -4987,59 +4948,59 @@
) )
(block (block
(block (block
(set_local $3 (set_local $4
(i64.div_u (i64.div_u
(get_local $1) (get_local $1)
(i64.const 100000000) (i64.const 100000000)
) )
) )
(set_local $4 (set_local $5
(i32.wrap/i64 (i32.wrap/i64
(i64.sub (i64.sub
(get_local $1) (get_local $1)
(i64.mul (i64.mul
(get_local $3) (get_local $4)
(i64.const 100000000) (i64.const 100000000)
) )
) )
) )
) )
(set_local $1 (set_local $1
(get_local $3) (get_local $4)
)
(set_local $5
(i32.div_u
(get_local $4)
(i32.const 10000)
)
) )
(set_local $6 (set_local $6
(i32.rem_u (i32.div_u
(get_local $4) (get_local $5)
(i32.const 10000) (i32.const 10000)
) )
) )
(set_local $7 (set_local $7
(i32.div_u (i32.rem_u
(get_local $5) (get_local $5)
(i32.const 100) (i32.const 10000)
) )
) )
(set_local $8 (set_local $8
(i32.rem_u (i32.div_u
(get_local $5) (get_local $6)
(i32.const 100) (i32.const 100)
) )
) )
(set_local $9 (set_local $9
(i32.div_u (i32.rem_u
(get_local $6) (get_local $6)
(i32.const 100) (i32.const 100)
) )
) )
(set_local $10 (set_local $10
(i32.div_u
(get_local $7)
(i32.const 100)
)
)
(set_local $11
(i32.rem_u (i32.rem_u
(get_local $6) (get_local $7)
(i32.const 100) (i32.const 100)
) )
) )
@ -5047,9 +5008,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.3 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.3 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $11) (get_local $3)
(i32.shl (i32.shl
(get_local $9) (get_local $10)
(i32.const 2) (i32.const 2)
) )
) )
@ -5060,9 +5021,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.4 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.4 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $11) (get_local $3)
(i32.shl (i32.shl
(get_local $10) (get_local $11)
(i32.const 2) (i32.const 2)
) )
) )
@ -5095,9 +5056,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.5 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.5 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $11) (get_local $3)
(i32.shl (i32.shl
(get_local $7) (get_local $8)
(i32.const 2) (i32.const 2)
) )
) )
@ -5108,9 +5069,9 @@
(block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.6 (result i64) (block $~lib/internal/arraybuffer/loadUnsafe<u32,u64>|inlined.6 (result i64)
(i64.load32_u offset=8 (i64.load32_u offset=8
(i32.add (i32.add
(get_local $11) (get_local $3)
(i32.shl (i32.shl
(get_local $8) (get_local $9)
(i32.const 2) (i32.const 2)
) )
) )
@ -5145,18 +5106,12 @@
) )
) )
) )
(set_local $4 (call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(i32.wrap/i64 (i32.wrap/i64
(get_local $1) (get_local $1)
) )
) (get_local $2)
(if
(get_local $4)
(call $~lib/internal/itoa/utoa32_lut
(get_local $0)
(get_local $4)
(get_local $2)
)
) )
) )
(func $~lib/internal/itoa/utoa64 (; 33 ;) (type $Ii) (param $0 i64) (result i32) (func $~lib/internal/itoa/utoa64 (; 33 ;) (type $Ii) (param $0 i64) (result i32)