test/lld/recursive_safe_stack.wat.out

(module
 (type $i32_i32_=>_i32 (func (param i32 i32) (result i32)))
 (type $none_=>_none (func))
 (type $i32_=>_none (func (param i32)))
 (type $none_=>_i32 (func (result i32)))
 (type $i32_=>_i32 (func (param i32) (result i32)))
 (import "env" "printf" (func $printf (param i32 i32) (result i32)))
 (import "env" "__handle_stack_overflow" (func $__handle_stack_overflow))
 (memory $0 2)
 (data (i32.const 568) "%d:%d\n\00Result: %d\n\00")
 (table $0 1 1 funcref)
 (global $global$0 (mut i32) (i32.const 66128))
 (global $global$1 i32 (i32.const 66128))
 (global $global$2 i32 (i32.const 587))
 (global $__stack_limit (mut i32) (i32.const 0))
 (export "memory" (memory $0))
 (export "__wasm_call_ctors" (func $__wasm_call_ctors))
 (export "__heap_base" (global $global$1))
 (export "__data_end" (global $global$2))
 (export "main" (func $main))
 (export "__set_stack_limit" (func $__set_stack_limit))
 (export "stackSave" (func $stackSave))
 (export "stackAlloc" (func $stackAlloc))
 (export "stackRestore" (func $stackRestore))
 (export "__growWasmMemory" (func $__growWasmMemory))
 (func $__wasm_call_ctors (; 2 ;)
  (nop)
 )
 (func $foo (; 3 ;) (param $0 i32) (param $1 i32) (result i32)
  (local $2 i32)
  (local $3 i32)
  (local $4 i32)
  (block
   (if
    (i32.lt_u
     (local.tee $3
      (local.tee $2
       (i32.sub
        (global.get $global$0)
        (i32.const 16)
       )
      )
     )
     (global.get $__stack_limit)
    )
    (call $__handle_stack_overflow)
   )
   (global.set $global$0
    (local.get $3)
   )
  )
  (i32.store offset=4
   (local.get $2)
   (local.get $1)
  )
  (i32.store
   (local.get $2)
   (local.get $0)
  )
  (drop
   (call $printf
    (i32.const 568)
    (local.get $2)
   )
  )
  (block
   (if
    (i32.lt_u
     (local.tee $4
      (i32.add
       (local.get $2)
       (i32.const 16)
      )
     )
     (global.get $__stack_limit)
    )
    (call $__handle_stack_overflow)
   )
   (global.set $global$0
    (local.get $4)
   )
  )
  (i32.add
   (local.get $1)
   (local.get $0)
  )
 )
 (func $__original_main (; 4 ;) (result i32)
  (local $0 i32)
  (local $1 i32)
  (local $2 i32)
  (block
   (if
    (i32.lt_u
     (local.tee $1
      (local.tee $0
       (i32.sub
        (global.get $global$0)
        (i32.const 16)
       )
      )
     )
     (global.get $__stack_limit)
    )
    (call $__handle_stack_overflow)
   )
   (global.set $global$0
    (local.get $1)
   )
  )
  (i32.store
   (local.get $0)
   (call $foo
    (i32.const 1)
    (i32.const 2)
   )
  )
  (drop
   (call $printf
    (i32.const 575)
    (local.get $0)
   )
  )
  (block
   (if
    (i32.lt_u
     (local.tee $2
      (i32.add
       (local.get $0)
       (i32.const 16)
      )
     )
     (global.get $__stack_limit)
    )
    (call $__handle_stack_overflow)
   )
   (global.set $global$0
    (local.get $2)
   )
  )
  (i32.const 0)
 )
 (func $main (; 5 ;) (param $0 i32) (param $1 i32) (result i32)
  (call $__original_main)
 )
 (func $__set_stack_limit (; 6 ;) (param $0 i32)
  (global.set $__stack_limit
   (local.get $0)
  )
 )
 (func $stackSave (; 7 ;) (result i32)
  (global.get $global$0)
 )
 (func $stackAlloc (; 8 ;) (param $0 i32) (result i32)
  (local $1 i32)
  (local $2 i32)
  (block
   (if
    (i32.lt_u
     (local.tee $2
      (local.tee $1
       (i32.and
        (i32.sub
         (global.get $global$0)
         (local.get $0)
        )
        (i32.const -16)
       )
      )
     )
     (global.get $__stack_limit)
    )
    (call $__handle_stack_overflow)
   )
   (global.set $global$0
    (local.get $2)
   )
  )
  (local.get $1)
 )
 (func $stackRestore (; 9 ;) (param $0 i32)
  (local $1 i32)
  (if
   (i32.lt_u
    (local.tee $1
     (local.get $0)
    )
    (global.get $__stack_limit)
   )
   (call $__handle_stack_overflow)
  )
  (global.set $global$0
   (local.get $1)
  )
 )
 (func $__growWasmMemory (; 10 ;) (param $newSize i32) (result i32)
  (memory.grow
   (local.get $newSize)
  )
 )
)
(;
--BEGIN METADATA --
{
  "staticBump": 19,
  "tableSize": 1,
  "initializers": [
    "__wasm_call_ctors"
  ],
  "declares": [
    "printf",
    "__handle_stack_overflow"
  ],
  "externs": [
  ],
  "implementedFunctions": [
    "___wasm_call_ctors",
    "_main",
    "___set_stack_limit",
    "_stackSave",
    "_stackAlloc",
    "_stackRestore",
    "___growWasmMemory"
  ],
  "exports": [
    "__wasm_call_ctors",
    "main",
    "__set_stack_limit",
    "stackSave",
    "stackAlloc",
    "stackRestore",
    "__growWasmMemory"
  ],
  "namedGlobals": {
    "__heap_base" : "66128",
    "__data_end" : "587"
  },
  "invokeFuncs": [
  ],
  "features": [
  ],
  "mainReadsParams": 0
}
-- END METADATA --
;)