Progress and a tiny WASM binary parser

This commit is contained in:
dcodeIO
2018-04-03 23:56:48 +02:00
parent 06198a3723
commit 5823e35f37
58 changed files with 12075 additions and 3964 deletions

View File

@ -17,9 +17,10 @@
(type $iiFv (func (param i32 i32 f64)))
(type $v (func))
(import "env" "abort" (func $abort (param i32 i32 i32 i32)))
(global $~lib/allocator/common/alignment/BITS i32 (i32.const 3))
(global $~lib/allocator/common/alignment/SIZE i32 (i32.const 8))
(global $~lib/allocator/common/alignment/MASK i32 (i32.const 7))
(global $~lib/allocator/common/index/AL_BITS i32 (i32.const 3))
(global $~lib/allocator/common/index/AL_SIZE i32 (i32.const 8))
(global $~lib/allocator/common/index/AL_MASK i32 (i32.const 7))
(global $~lib/allocator/common/index/MAX_SIZE_32 i32 (i32.const 1073741824))
(global $~lib/allocator/arena/startOffset (mut i32) (i32.const 0))
(global $~lib/allocator/arena/offset (mut i32) (i32.const 0))
(global $std/static-array/i i32 (i32.const 8))
@ -74,100 +75,108 @@
(local $4 i32)
(local $5 i32)
(local $6 i32)
(nop)
(if
(i32.eqz
(if (result i32)
(get_local $0)
(i32.lt_u
(get_local $0)
(i32.const 1073741824)
)
(get_local $0)
)
(return
(i32.const 0)
)
)
(set_local $1
(get_global $~lib/allocator/arena/offset)
)
(set_local $2
(i32.and
(i32.add
(i32.add
(get_local $1)
(get_local $0)
)
(i32.const 7)
)
(i32.xor
(i32.const 7)
(i32.const -1)
)
)
)
(set_local $3
(current_memory)
)
(if
(i32.gt_u
(get_local $2)
(i32.shl
(get_local $3)
(i32.const 16)
)
)
(block
(set_local $4
(i32.shr_u
(i32.and
(set_local $1
(get_global $~lib/allocator/arena/offset)
)
(set_local $2
(i32.and
(i32.add
(i32.add
(i32.sub
(get_local $2)
(get_local $1)
)
(i32.const 65535)
)
(i32.xor
(i32.const 65535)
(i32.const -1)
(get_local $1)
(get_local $0)
)
(i32.const 7)
)
(i32.xor
(i32.const 7)
(i32.const -1)
)
(i32.const 16)
)
)
(set_local $5
(select
(tee_local $5
(get_local $3)
)
(tee_local $6
(get_local $4)
)
(i32.gt_s
(get_local $5)
(get_local $6)
)
)
(set_local $3
(current_memory)
)
(if
(i32.lt_s
(grow_memory
(get_local $5)
(i32.gt_u
(get_local $2)
(i32.shl
(get_local $3)
(i32.const 16)
)
(i32.const 0)
)
(if
(i32.lt_s
(grow_memory
(get_local $4)
(block
(set_local $4
(i32.shr_u
(i32.and
(i32.add
(i32.sub
(get_local $2)
(get_local $1)
)
(i32.const 65535)
)
(i32.xor
(i32.const 65535)
(i32.const -1)
)
)
(i32.const 16)
)
)
(set_local $5
(select
(tee_local $5
(get_local $3)
)
(tee_local $6
(get_local $4)
)
(i32.gt_s
(get_local $5)
(get_local $6)
)
)
)
(if
(i32.lt_s
(grow_memory
(get_local $5)
)
(i32.const 0)
)
(if
(i32.lt_s
(grow_memory
(get_local $4)
)
(i32.const 0)
)
(unreachable)
)
(i32.const 0)
)
(unreachable)
)
)
(set_global $~lib/allocator/arena/offset
(get_local $2)
)
(return
(get_local $1)
)
)
)
(set_global $~lib/allocator/arena/offset
(get_local $2)
)
(return
(get_local $1)
(i32.const 0)
)
)
(func $~lib/memory/copy_memory (; 4 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)