Remove stackSave/stackAlloc/stackRestore code generation (#2852)

These are now implemented in assembly as part of emscripten's
compiler-rt.

See: https://github.com/emscripten-core/emscripten/pull/11166

1 files changed, 0 insertions, 51 deletions

diff --git a/test/lld/safe_stack_standalone-wasm.wat.out b/test/lld/safe_stack_standalone-wasm.wat.out
index 2a78fb9bb..e39b076ff 100644
--- a/test/lld/safe_stack_standalone-wasm.wat.out
+++ b/test/lld/safe_stack_standalone-wasm.wat.out
@@ -18,9 +18,6 @@
  (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
@@ -148,51 +145,6 @@
    (local.get $0)
   )
  )
- (func $stackSave (result i32)
-  (global.get $global$0)
- )
- (func $stackAlloc (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 (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 (param $newSize i32) (result i32)
   (memory.grow
    (local.get $newSize)
@@ -224,9 +176,6 @@
     "__wasm_call_ctors",
     "main",
     "__set_stack_limit",
-    "stackSave",
-    "stackAlloc",
-    "stackRestore",
     "__growWasmMemory",
     "_start"
   ],