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(module
(type $0 (func (param i32)))
(import "env" "invoke_vif" (func $invoke_vif (param i32 i32 f32)))
(memory 256 256)
(table 7 7 funcref)
(elem (i32.const 1) $exc $other_safe $other_unsafe $deep_safe $deep_unsafe)
(func $exc
(call $invoke_vif
(i32.const 2) ;; other_safe()
(i32.const 42)
(f32.const 3.14159)
)
(call $invoke_vif
(i32.const 3) ;; other_unsafe()
(i32.const 55)
(f32.const 2.18281828)
)
(call $invoke_vif
(i32.const 4) ;; deep_safe()
(i32.const 100)
(f32.const 1.111)
)
(call $invoke_vif
(i32.const 5) ;; deep_unsafe()
(i32.const 999)
(f32.const 1.414)
)
(call $invoke_vif
(i32.add (i32.const 1) (i32.const 1)) ;; nonconstant
(i32.const 42)
(f32.const 3.14159)
)
;; there is no function at index 0, so this cannot be optimized
(call $invoke_vif
(i32.const 0)
(i32.const 42)
(f32.const 3.14159)
)
;; there is no function at index 1337, so this cannot be optimized
(call $invoke_vif
(i32.const 1337)
(i32.const 42)
(f32.const 3.14159)
)
)
(func $other_safe (param i32) (param f32)
)
(func $other_unsafe (param i32) (param f32)
)
(func $deep_safe (param i32) (param f32)
(call $other_safe (unreachable) (unreachable))
)
(func $deep_unsafe (param i32) (param f32)
(call $other_unsafe (unreachable) (unreachable))
)
)
(module ;; no invokes
(func $call
(call $call)
)
)
(module ;; non-constant base for elem
(type $0 (func (param i32)))
(import "env" "invoke_vif" (func $invoke_vif (param i32 i32 f32)))
(import "env" "glob" (global $glob i32)) ;; non-constant table offset
(memory 256 256)
(table 7 7 funcref)
(elem (global.get $glob) $other_safe)
(func $exc
(call $invoke_vif
(i32.const 3) ;; other_safe()
(i32.const 42)
(f32.const 3.14159)
)
)
(func $other_safe (param i32) (param f32)
)
)
(module ;; indirect call in the invoke target, which we assume might throw
(type $none_=>_none (func))
(import "env" "invoke_vif" (func $invoke_vif (param i32 i32 f32)))
(import "env" "glob" (global $glob i32)) ;; non-constant table offset
(memory 256 256)
(table 7 7 funcref)
(elem (i32.const 0) $other_safe)
(func $exc
(call $invoke_vif
(i32.const 0) ;; other_safe()
(i32.const 42)
(f32.const 3.14159)
)
)
(func $other_safe (param i32) (param f32)
(call_indirect (type $none_=>_none)
(i32.const 0)
)
)
)
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