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Always add a null function at table index zero

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This allows function references (a table index internally) to be nullable
This commit is contained in:
dcodeIO
2018-09-17 01:48:35 +02:00
parent 9613d29d93
commit 16d1a833dd
170 changed files with 973 additions and 368 deletions
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12
tests/compiler/std/gc-integration.untouched.wat
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@ -10,14 +10,14 @@
(global $std/gc-integration/b_ref (mut i32) (i32.const 32))
(global $std/gc-integration/i (mut i32) (i32.const 0))
(global $HEAP_BASE i32 (i32.const 56))
(table 1 1 anyfunc)
(elem (i32.const 0) $start~anonymous|0)
(table 2 2 anyfunc)
(elem (i32.const 0) $null $start~anonymous|1)
(memory $0 1)
(data (i32.const 8) "\15\00\00\00s\00t\00d\00/\00g\00c\00-\00i\00n\00t\00e\00g\00r\00a\00t\00i\00o\00n\00.\00t\00s\00")
(export "memory" (memory $0))
(export "table" (table $0))
(start $start)
(func $start~anonymous|0 (; 1 ;) (type $iv) (param $0 i32)
(func $start~anonymous|1 (; 1 ;) (type $iv) (param $0 i32)
(if
(i32.eqz
(i32.eq
@ -55,7 +55,7 @@
(get_global $std/gc-integration/B.d)
)
(call $~iterateRoots
(i32.const 0)
(i32.const 1)
)
(if
(i32.eqz
@ -75,7 +75,9 @@
)
)
)
(func $~iterateRoots (; 3 ;) (type $iv) (param $0 i32)
(func $null (; 3 ;) (type $v)
)
(func $~iterateRoots (; 4 ;) (type $iv) (param $0 i32)
(call_indirect (type $iv)
(get_global $std/gc-integration/B.c)
(get_local $0)