mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-04-25 23:12:19 +00:00
Add pointer arithmetic experiment to tests
While questionable, it highlights some of the things that currently do not inline well.
This commit is contained in:
dcodeIO
parent
c44cbec2c7
commit
02e0a91070
319
tests/compiler/std/pointer.optimized.wat
Normal file
319
tests/compiler/std/pointer.optimized.wat
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@ -0,0 +1,319 @@
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(module
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(type $iii (func (param i32 i32) (result i32)))
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(type $iv (func (param i32)))
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(type $ii (func (param i32) (result i32)))
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(type $iiiiv (func (param i32 i32 i32 i32)))
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(type $v (func))
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(import "env" "abort" (func $~lib/env/abort (param i32 i32 i32 i32)))
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(global $~argc (mut i32) (i32.const 0))
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(global $std/pointer/one (mut i32) (i32.const 0))
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(global $std/pointer/two (mut i32) (i32.const 0))
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(global $std/pointer/add (mut i32) (i32.const 0))
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(global $std/pointer/sub (mut i32) (i32.const 0))
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(memory $0 1)
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(data (i32.const 8) "\0e\00\00\00s\00t\00d\00/\00p\00o\00i\00n\00t\00e\00r\00.\00t\00s")
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(export "_setargc" (func $~setargc))
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(export "Pointer<Entry>#constructor" (func $std/pointer/Pointer<Entry>#constructor|trampoline))
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(export "Pointer<Entry>#get:offset" (func $std/pointer/Pointer<Entry>#get:offset))
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(export "Pointer<Entry>#get:value" (func $std/pointer/Pointer<Entry>#get:offset))
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(export "memory" (memory $0))
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(start $start)
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(func $std/pointer/Pointer<Entry>#constructor (; 1 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
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(get_local $1)
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)
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(func $std/pointer/Pointer<Entry>#constructor|trampoline (; 2 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
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(block $1of1
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(block $0of1
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(block $oob
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(br_table $0of1 $1of1 $oob
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(get_global $~argc)
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)
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)
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(unreachable)
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)
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(set_local $1
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(i32.const 0)
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)
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)
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(call $std/pointer/Pointer<Entry>#constructor
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(get_local $0)
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(get_local $1)
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)
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)
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(func $~setargc (; 3 ;) (type $iv) (param $0 i32)
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(set_global $~argc
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(get_local $0)
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)
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)
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(func $std/pointer/Pointer<Entry>#get:offset (; 4 ;) (type $ii) (param $0 i32) (result i32)
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(get_local $0)
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)
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(func $start (; 5 ;) (type $v)
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(set_global $std/pointer/one
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(call $std/pointer/Pointer<Entry>#constructor
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(i32.const 0)
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(i32.const 8)
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)
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)
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(set_global $std/pointer/two
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(call $std/pointer/Pointer<Entry>#constructor
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(i32.const 0)
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(i32.const 24)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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(i32.const 8)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 54)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/two)
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)
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(i32.const 24)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 55)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(i32.store
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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(i32.const 1)
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)
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(i32.store offset=4
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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(i32.const 2)
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)
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(if
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(i32.ne
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(i32.load
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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)
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(i32.const 1)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 59)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(i32.load offset=4
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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)
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(i32.const 2)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 60)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(set_global $std/pointer/add
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(i32.add
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(get_global $std/pointer/one)
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(get_global $std/pointer/two)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/add)
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)
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(i32.const 32)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 63)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(set_global $std/pointer/sub
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(i32.sub
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(get_global $std/pointer/two)
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(get_global $std/pointer/one)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/sub)
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)
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(i32.const 16)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 66)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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(i32.const 8)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 68)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(set_global $std/pointer/one
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(i32.add
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(get_global $std/pointer/one)
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(i32.const 8)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/one)
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)
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(i32.const 16)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 70)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/two)
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)
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(i32.const 24)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 72)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(set_global $std/pointer/two
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(i32.sub
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(get_global $std/pointer/two)
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(i32.const 8)
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)
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)
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(set_global $std/pointer/two
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(i32.sub
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(get_global $std/pointer/two)
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(i32.const 8)
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)
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)
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(if
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(i32.ne
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/two)
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)
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(i32.const 8)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 75)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(i32.load
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/two)
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)
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)
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(i32.const 1)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 76)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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(if
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(i32.ne
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(i32.load offset=4
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(call $std/pointer/Pointer<Entry>#get:offset
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(get_global $std/pointer/two)
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)
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)
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(i32.const 2)
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)
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(block
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(call $~lib/env/abort
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(i32.const 0)
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(i32.const 8)
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(i32.const 77)
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(i32.const 0)
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)
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(unreachable)
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)
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)
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)
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)
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77
tests/compiler/std/pointer.ts
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77
tests/compiler/std/pointer.ts
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@ -0,0 +1,77 @@
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// A pointer arithmetic experiment
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export class Pointer<T> {
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// FIXME: does not inline, always yields a trampoline
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@inline constructor(offset: usize = 0) {
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return changetype<Pointer<T>>(offset);
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}
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// FIXME: does not inline
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@inline get offset(): usize {
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return changetype<usize>(this);
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}
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// FIXME: does not inline
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@inline get value(): T {
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return changetype<T>(changetype<usize>(this));
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}
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// FIXME: in general, inlining any of the following always yields a block. one could argue that
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// this helps debuggability, or that it is unnecessary overhead due to the simplicity of the
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// functions. a compromise could be to inline a block consisting of a single 'return' as is,
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// where possible.
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@inline @operator("+") add(other: Pointer<T>): Pointer<T> {
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return changetype<Pointer<T>>(changetype<usize>(this) + changetype<usize>(other));
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}
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@inline @operator("-") sub(other: Pointer<T>): Pointer<T> {
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return changetype<Pointer<T>>(changetype<usize>(this) - changetype<usize>(other));
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}
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@inline @operator.prefix("++") inc(): Pointer<T> {
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// FIXME: this should take alignment into account, but then would require a new builtin to
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// determine the minimal alignment of a struct by evaluating its field layout.
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const size = isReference<T>() ? offsetof<T>() : sizeof<T>();
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return changetype<Pointer<T>>(changetype<usize>(this) + size);
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}
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@inline @operator.prefix("--") dec(): Pointer<T> {
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const size = isReference<T>() ? offsetof<T>() : sizeof<T>();
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return changetype<Pointer<T>>(changetype<usize>(this) - size);
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}
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}
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@unmanaged
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class Entry {
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key: i32;
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val: i32;
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}
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var one = new Pointer<Entry>(8);
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var two = new Pointer<Entry>(24);
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assert(one.offset == 8);
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assert(two.offset == 24);
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one.value.key = 1;
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one.value.val = 2;
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assert(one.value.key == 1);
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assert(one.value.val == 2);
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var add = one + two;
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assert(add.offset == 32);
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var sub = two - one;
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assert(sub.offset == 16);
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assert(one.offset == 8);
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++one; // FIXME: assigning to a var yields an 'auto to void' error
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assert(one.offset == 16);
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assert(two.offset == 24);
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--two;
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--two;
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assert(two.offset == 8);
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assert(two.value.key == 1);
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assert(two.value.val == 2);
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396
tests/compiler/std/pointer.untouched.wat
Normal file
396
tests/compiler/std/pointer.untouched.wat
Normal file
@ -0,0 +1,396 @@
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(module
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(type $iii (func (param i32 i32) (result i32)))
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(type $iv (func (param i32)))
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(type $ii (func (param i32) (result i32)))
|
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(type $iiiiv (func (param i32 i32 i32 i32)))
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(type $v (func))
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(import "env" "abort" (func $~lib/env/abort (param i32 i32 i32 i32)))
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(global $~argc (mut i32) (i32.const 0))
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(global $std/pointer/one (mut i32) (i32.const 0))
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(global $std/pointer/two (mut i32) (i32.const 0))
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(global $std/pointer/add (mut i32) (i32.const 0))
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(global $std/pointer/sub (mut i32) (i32.const 0))
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(global $HEAP_BASE i32 (i32.const 40))
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(memory $0 1)
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(data (i32.const 8) "\0e\00\00\00s\00t\00d\00/\00p\00o\00i\00n\00t\00e\00r\00.\00t\00s\00")
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(export "_setargc" (func $~setargc))
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(export "Pointer<Entry>#constructor" (func $std/pointer/Pointer<Entry>#constructor|trampoline))
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(export "Pointer<Entry>#get:offset" (func $std/pointer/Pointer<Entry>#get:offset))
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(export "Pointer<Entry>#get:value" (func $std/pointer/Pointer<Entry>#get:value))
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(export "memory" (memory $0))
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(start $start)
|
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(func $std/pointer/Pointer<Entry>#constructor (; 1 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
|
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(return
|
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(get_local $1)
|
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)
|
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)
|
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(func $std/pointer/Pointer<Entry>#constructor|trampoline (; 2 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
|
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(block $1of1
|
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(block $0of1
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(block $oob
|
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(br_table $0of1 $1of1 $oob
|
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(get_global $~argc)
|
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)
|
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)
|
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(unreachable)
|
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)
|
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(set_local $1
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(i32.const 0)
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)
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)
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(call $std/pointer/Pointer<Entry>#constructor
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(get_local $0)
|
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(get_local $1)
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)
|
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)
|
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(func $~setargc (; 3 ;) (type $iv) (param $0 i32)
|
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(set_global $~argc
|
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(get_local $0)
|
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)
|
||||
)
|
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(func $std/pointer/Pointer<Entry>#get:offset (; 4 ;) (type $ii) (param $0 i32) (result i32)
|
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(return
|
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(get_local $0)
|
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)
|
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)
|
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(func $std/pointer/Pointer<Entry>#get:value (; 5 ;) (type $ii) (param $0 i32) (result i32)
|
||||
(return
|
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(get_local $0)
|
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)
|
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)
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(func $start (; 6 ;) (type $v)
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(local $0 i32)
|
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(local $1 i32)
|
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(set_global $std/pointer/one
|
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(call $std/pointer/Pointer<Entry>#constructor
|
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(i32.const 0)
|
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(i32.const 8)
|
||||
)
|
||||
)
|
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(set_global $std/pointer/two
|
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(call $std/pointer/Pointer<Entry>#constructor
|
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(i32.const 0)
|
||||
(i32.const 24)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
(block
|
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(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 54)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(i32.const 24)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 55)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(i32.store
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(i32.const 1)
|
||||
)
|
||||
(i32.store offset=4
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(i32.const 2)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(i32.load
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 59)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(i32.load offset=4
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
)
|
||||
(i32.const 2)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 60)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(set_global $std/pointer/add
|
||||
(block $std/pointer/Pointer<Entry>#add|inlined.0 (result i32)
|
||||
(set_local $0
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(set_local $1
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(br $std/pointer/Pointer<Entry>#add|inlined.0
|
||||
(i32.add
|
||||
(get_local $0)
|
||||
(get_local $1)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/add)
|
||||
)
|
||||
(i32.const 32)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 63)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(set_global $std/pointer/sub
|
||||
(block $std/pointer/Pointer<Entry>#sub|inlined.0 (result i32)
|
||||
(set_local $1
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(set_local $0
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(br $std/pointer/Pointer<Entry>#sub|inlined.0
|
||||
(i32.sub
|
||||
(get_local $1)
|
||||
(get_local $0)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/sub)
|
||||
)
|
||||
(i32.const 16)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 66)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 68)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(set_global $std/pointer/one
|
||||
(block $std/pointer/Pointer<Entry>#inc|inlined.0 (result i32)
|
||||
(set_local $0
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(br $std/pointer/Pointer<Entry>#inc|inlined.0
|
||||
(i32.add
|
||||
(get_local $0)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/one)
|
||||
)
|
||||
(i32.const 16)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 70)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(i32.const 24)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 72)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(set_global $std/pointer/two
|
||||
(block $std/pointer/Pointer<Entry>#dec|inlined.0 (result i32)
|
||||
(set_local $0
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(br $std/pointer/Pointer<Entry>#dec|inlined.0
|
||||
(i32.sub
|
||||
(get_local $0)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
(set_global $std/pointer/two
|
||||
(block $std/pointer/Pointer<Entry>#dec|inlined.1 (result i32)
|
||||
(set_local $0
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(br $std/pointer/Pointer<Entry>#dec|inlined.1
|
||||
(i32.sub
|
||||
(get_local $0)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(call $std/pointer/Pointer<Entry>#get:offset
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
(i32.const 8)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 75)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(i32.load
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
)
|
||||
(i32.const 1)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 76)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
(if
|
||||
(i32.eqz
|
||||
(i32.eq
|
||||
(i32.load offset=4
|
||||
(call $std/pointer/Pointer<Entry>#get:value
|
||||
(get_global $std/pointer/two)
|
||||
)
|
||||
)
|
||||
(i32.const 2)
|
||||
)
|
||||
)
|
||||
(block
|
||||
(call $~lib/env/abort
|
||||
(i32.const 0)
|
||||
(i32.const 8)
|
||||
(i32.const 77)
|
||||
(i32.const 0)
|
||||
)
|
||||
(unreachable)
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
Loading…
x
Reference in New Issue
Block a user