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Consider activation frame for stack height metering (#2)

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* Charge a base cost for calling a function

* Added regression test for empty functions

* Satisfy clippy
This commit is contained in:
Alexander Theißen
2022-01-18 19:04:17 +02:00
committed by GitHub
parent 4e3e6b598a
commit 57da96fb50
13 changed files with 120 additions and 38 deletions
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tests/expectations/stack-height/empty_functions.wat
+52
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@@ -0,0 +1,52 @@
(module
(type (;0;) (func))
(func (;0;) (type 0)
global.get 0
i32.const 2
i32.add
global.set 0
global.get 0
i32.const 1024
i32.gt_u
if ;; label = @1
unreachable
end
call 0
global.get 0
i32.const 2
i32.sub
global.set 0)
(func (;1;) (type 0)
global.get 0
i32.const 2
i32.add
global.set 0
global.get 0
i32.const 1024
i32.gt_u
if ;; label = @1
unreachable
end
call 0
global.get 0
i32.const 2
i32.sub
global.set 0)
(func (;2;) (type 0)
global.get 0
i32.const 2
i32.add
global.set 0
global.get 0
i32.const 1024
i32.gt_u
if ;; label = @1
unreachable
end
call 1
global.get 0
i32.const 2
i32.sub
global.set 0)
(global (;0;) (mut i32) (i32.const 0))
(export "main" (func 2)))