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spill-pointers.wast
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spill-pointers.wast
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(module
(memory 10)
(type $ii (func (param i32 i32)))
(table 1 1 funcref)
(elem (i32.const 0))
(import "env" "STACKTOP" (global $STACKTOP$asm2wasm$import i32))
(import "env" "segfault" (func $segfault (param i32)))
(global $stack_ptr (mut i32) (global.get $STACKTOP$asm2wasm$import))
(func $nothing
)
(func $not-alive
(local $x i32)
(local.set $x (i32.const 1))
(call $nothing)
)
(func $spill
(local $x i32)
(call $nothing)
(drop (local.get $x))
)
(func $ignore-non-pointers
(local $x i32)
(local $y i64)
(local $z f32)
(local $w f64)
(local.set $x (i32.const 1))
(local.set $y (i64.const 1))
(local.set $z (f32.const 1))
(local.set $w (f64.const 1))
(call $nothing)
(drop (local.get $x))
(drop (local.get $y))
(drop (local.get $z))
(drop (local.get $w))
)
(func $spill4
(local $x i32)
(local $y i32)
(local $z i32)
(local $w i32)
(local.set $x (i32.const 1))
(local.set $y (i32.const 1))
(local.set $z (i32.const 1))
(local.set $w (i32.const 1))
(call $nothing)
(drop (local.get $x))
(drop (local.get $y))
(drop (local.get $z))
(drop (local.get $w))
)
(func $spill5
(local $x i32)
(local $y i32)
(local $z i32)
(local $w i32)
(local $a i32)
(local.set $x (i32.const 1))
(local.set $y (i32.const 1))
(local.set $z (i32.const 1))
(local.set $w (i32.const 1))
(local.set $a (i32.const 1))
(call $nothing)
(drop (local.get $x))
(drop (local.get $y))
(drop (local.get $z))
(drop (local.get $w))
(drop (local.get $a))
)
(func $some-alive
(local $x i32)
(local $y i32)
(call $nothing)
(drop (local.get $x))
)
(func $spill-args (param $p i32) (param $q i32)
(local $x i32)
(call $spill-args (i32.const 1) (i32.const 2))
(drop (local.get $x))
)
(func $spill-ret (result i32)
(local $x i32)
(call $nothing)
(drop (local.get $x))
(if (i32.const 1)
(return (i32.const 2))
(return (i32.const 3))
)
(i32.const 4)
)
(func $spill-unreachable (result i32)
(local $x i32)
(call $nothing)
(drop (local.get $x))
(unreachable)
)
(func $spill-call-call0 (param $p i32) (result i32)
(unreachable)
)
(func $spill-call-call1 (param $p i32) (result i32)
(local $x i32)
(drop
(call $spill-call-call0
(call $spill-call-call1
(i32.const 1)
)
)
)
(local.get $x)
)
(func $spill-call-ret (param $p i32) (result i32)
(local $x i32)
(drop
(call $spill-call-call0
(return
(i32.const 1)
)
)
)
(local.get $x)
)
(func $spill-ret-call (param $p i32) (result i32)
(local $x i32)
(drop
(return
(call $spill-call-call0
(i32.const 1)
)
)
)
(local.get $x)
)
(func $spill-ret-ret (result i32)
(local $x i32)
(call $nothing)
(drop (local.get $x))
(drop
(return
(return
(i32.const 1)
)
)
)
(local.get $x)
)
(func $spill-call-othertype (param $y f64)
(local $x i32)
(call $spill-call-othertype (f64.const 1))
(drop (local.get $x))
)
(func $spill-call_indirect
(local $x i32)
(call_indirect (type $ii)
(i32.const 123)
(i32.const 456)
(i32.const 789)
)
(drop (local.get $x))
)
(func $spill-call_import
(local $x i32)
(call $segfault
(i32.const 200)
)
(drop (local.get $x))
)
)