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-rw-r--r--test/lld/safe_stack_standalone-wasm.wat89
-rw-r--r--test/lld/safe_stack_standalone-wasm.wat.out254
2 files changed, 343 insertions, 0 deletions
diff --git a/test/lld/safe_stack_standalone-wasm.wat b/test/lld/safe_stack_standalone-wasm.wat
new file mode 100644
index 000000000..e2d8a79de
--- /dev/null
+++ b/test/lld/safe_stack_standalone-wasm.wat
@@ -0,0 +1,89 @@
+(module
+ (type $0 (func (param i32 i32) (result i32)))
+ (type $1 (func))
+ (type $2 (func (result i32)))
+ (import "env" "printf" (func $printf (param i32 i32) (result i32)))
+ (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))
+ (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))
+ (func $__wasm_call_ctors (; 1 ;) (type $1)
+ )
+ (func $foo (; 2 ;) (type $0) (param $0 i32) (param $1 i32) (result i32)
+ (local $2 i32)
+ (global.set $global$0
+ (local.tee $2
+ (i32.sub
+ (global.get $global$0)
+ (i32.const 16)
+ )
+ )
+ )
+ (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)
+ )
+ )
+ (global.set $global$0
+ (i32.add
+ (local.get $2)
+ (i32.const 16)
+ )
+ )
+ (i32.add
+ (local.get $1)
+ (local.get $0)
+ )
+ )
+ (func $__original_main (; 3 ;) (type $2) (result i32)
+ (local $0 i32)
+ (global.set $global$0
+ (local.tee $0
+ (i32.sub
+ (global.get $global$0)
+ (i32.const 16)
+ )
+ )
+ )
+ (i32.store
+ (local.get $0)
+ (call $foo
+ (i32.const 1)
+ (i32.const 2)
+ )
+ )
+ (drop
+ (call $printf
+ (i32.const 575)
+ (local.get $0)
+ )
+ )
+ (global.set $global$0
+ (i32.add
+ (local.get $0)
+ (i32.const 16)
+ )
+ )
+ (i32.const 0)
+ )
+ (func $main (; 4 ;) (type $0) (param $0 i32) (param $1 i32) (result i32)
+ (call $__original_main)
+ )
+)
+
diff --git a/test/lld/safe_stack_standalone-wasm.wat.out b/test/lld/safe_stack_standalone-wasm.wat.out
new file mode 100644
index 000000000..3632831ac
--- /dev/null
+++ b/test/lld/safe_stack_standalone-wasm.wat.out
@@ -0,0 +1,254 @@
+(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)))
+ (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))
+ (export "_start" (func $_start))
+ (func $__wasm_call_ctors (; 1 ;)
+ (nop)
+ )
+ (func $foo (; 2 ;) (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)
+ )
+ (unreachable)
+ )
+ (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)
+ )
+ (unreachable)
+ )
+ (global.set $global$0
+ (local.get $4)
+ )
+ )
+ (i32.add
+ (local.get $1)
+ (local.get $0)
+ )
+ )
+ (func $__original_main (; 3 ;) (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)
+ )
+ (unreachable)
+ )
+ (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)
+ )
+ (unreachable)
+ )
+ (global.set $global$0
+ (local.get $2)
+ )
+ )
+ (i32.const 0)
+ )
+ (func $main (; 4 ;) (param $0 i32) (param $1 i32) (result i32)
+ (call $__original_main)
+ )
+ (func $__set_stack_limit (; 5 ;) (param $0 i32)
+ (global.set $__stack_limit
+ (local.get $0)
+ )
+ )
+ (func $stackSave (; 6 ;) (result i32)
+ (global.get $global$0)
+ )
+ (func $stackAlloc (; 7 ;) (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)
+ )
+ (unreachable)
+ )
+ (global.set $global$0
+ (local.get $2)
+ )
+ )
+ (local.get $1)
+ )
+ (func $stackRestore (; 8 ;) (param $0 i32)
+ (local $1 i32)
+ (if
+ (i32.lt_u
+ (local.tee $1
+ (local.get $0)
+ )
+ (global.get $__stack_limit)
+ )
+ (unreachable)
+ )
+ (global.set $global$0
+ (local.get $1)
+ )
+ )
+ (func $__growWasmMemory (; 9 ;) (param $newSize i32) (result i32)
+ (memory.grow
+ (local.get $newSize)
+ )
+ )
+ (func $_start (; 10 ;)
+ (drop
+ (call $main
+ (i32.const 0)
+ (i32.const 0)
+ )
+ )
+ )
+)
+(;
+--BEGIN METADATA --
+{
+ "staticBump": 19,
+ "tableSize": 1,
+ "initializers": [
+ "__wasm_call_ctors"
+ ],
+ "declares": [
+ "printf"
+ ],
+ "externs": [
+ ],
+ "implementedFunctions": [
+ "___wasm_call_ctors",
+ "_main",
+ "___set_stack_limit",
+ "_stackSave",
+ "_stackAlloc",
+ "_stackRestore",
+ "___growWasmMemory",
+ "__start"
+ ],
+ "exports": [
+ "__wasm_call_ctors",
+ "main",
+ "__set_stack_limit",
+ "stackSave",
+ "stackAlloc",
+ "stackRestore",
+ "__growWasmMemory",
+ "_start"
+ ],
+ "namedGlobals": {
+ "__heap_base" : "66128",
+ "__data_end" : "587"
+ },
+ "invokeFuncs": [
+ ],
+ "features": [
+ ],
+ "mainReadsParams": 0
+}
+-- END METADATA --
+;)