From 9b85ff219ee075f6a637729cc4e02390a04302da Mon Sep 17 00:00:00 2001
From: Dmitry Borisenkov <dmitriy.borisenkov89@gmail.com>
Date: Thu, 1 Aug 2024 12:09:31 +0200
Subject: [PATCH] [WIP] Inline farcall

---
 llvm/lib/Target/EraVM/eravm-runtime.ll | 130 ------------------------
 llvm/lib/Target/EraVM/eravm-stdlib.ll  | 131 ++++++++++++++++++++++++-
 2 files changed, 130 insertions(+), 131 deletions(-)

diff --git a/llvm/lib/Target/EraVM/eravm-runtime.ll b/llvm/lib/Target/EraVM/eravm-runtime.ll
index 89ddf77ad0bb..02ae4595c5d5 100644
--- a/llvm/lib/Target/EraVM/eravm-runtime.ll
+++ b/llvm/lib/Target/EraVM/eravm-runtime.ll
@@ -199,137 +199,7 @@ residual:
   br label %common.ret
 }
 
-define {i8 addrspace(3)*, i1} @__farcall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %invoke_res = invoke i8 addrspace(3)* @__farcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__staticcall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %invoke_res = invoke i8 addrspace(3)* @__staticcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__delegatecall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %invoke_res = invoke i8 addrspace(3)* @__delegatecall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__mimiccall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic) #3 personality i32 ()* @__personality {
-entry:
-  %invoke_res = invoke i8 addrspace(3)* @__mimiccall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__farcall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
-  %invoke_res = invoke i8 addrspace(3)* @__farcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__staticcall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
-  %invoke_res = invoke i8 addrspace(3)* @__staticcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__delegatecall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #3 personality i32 ()* @__personality {
-entry:
-  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
-  %invoke_res = invoke i8 addrspace(3)* @__delegatecall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-define {i8 addrspace(3)*, i1} @__mimiccall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic) #3 personality i32 ()* @__personality {
-entry:
-  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
-  %invoke_res = invoke i8 addrspace(3)* @__mimiccall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic)
-    to label %ok unwind label %err
-ok:
-  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
-  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
-  ret {i8 addrspace(3)*, i1} %res.1f
-
-err:
-  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
-  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
-  ret {i8 addrspace(3)*, i1} %res.2f
-}
-
-declare i8 addrspace(3)* @__farcall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
-declare i8 addrspace(3)* @__staticcall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
-declare i8 addrspace(3)* @__delegatecall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
-declare i8 addrspace(3)* @__mimiccall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
-declare i32 @__personality()
 
 attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(read) }
 attributes #1 = { mustprogress nofree norecurse nosync nounwind willreturn }
 attributes #2 = { nofree norecurse nosync nounwind }
-attributes #3 = { noinline nounwind willreturn }
diff --git a/llvm/lib/Target/EraVM/eravm-stdlib.ll b/llvm/lib/Target/EraVM/eravm-stdlib.ll
index be6857ed8c66..1484cf1d727a 100644
--- a/llvm/lib/Target/EraVM/eravm-stdlib.ll
+++ b/llvm/lib/Target/EraVM/eravm-stdlib.ll
@@ -546,6 +546,130 @@ system_request_error_block:
   unreachable
 }
 
+define {i8 addrspace(3)*, i1} @__farcall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %invoke_res = invoke i8 addrspace(3)* @__farcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__staticcall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %invoke_res = invoke i8 addrspace(3)* @__staticcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__delegatecall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %invoke_res = invoke i8 addrspace(3)* @__delegatecall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__mimiccall(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic) #6 personality i32 ()* @__personality {
+entry:
+  %invoke_res = invoke i8 addrspace(3)* @__mimiccall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__farcall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
+  %invoke_res = invoke i8 addrspace(3)* @__farcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__staticcall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
+  %invoke_res = invoke i8 addrspace(3)* @__staticcall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__delegatecall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12) #6 personality i32 ()* @__personality {
+entry:
+  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
+  %invoke_res = invoke i8 addrspace(3)* @__delegatecall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
+define {i8 addrspace(3)*, i1} @__mimiccall_byref(i8 addrspace(3)* %abi_params.r, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic) #6 personality i32 ()* @__personality {
+entry:
+  %abi_params = ptrtoint i8 addrspace(3)* %abi_params.r to i256
+  %invoke_res = invoke i8 addrspace(3)* @__mimiccall_int(i256 %abi_params, i256 %address, i256 %p3, i256 %p4, i256 %p5, i256 %p6, i256 %p7, i256 %p8, i256 %p9, i256 %p10, i256 %p11, i256 %p12, i256 %mimic)
+    to label %ok unwind label %err
+ok:
+  %res.1u = insertvalue {i8 addrspace(3)*, i1} undef, i8 addrspace(3)* %invoke_res, 0
+  %res.1f = insertvalue {i8 addrspace(3)*, i1} %res.1u, i1 1, 1
+  ret {i8 addrspace(3)*, i1} %res.1f
+
+err:
+  %res.2u = landingpad {i8 addrspace(3)*, i1} cleanup
+  %res.2f = insertvalue {i8 addrspace(3)*, i1} %res.2u, i1 0, 1
+  ret {i8 addrspace(3)*, i1} %res.2f
+}
+
 declare void @llvm.eravm.throw(i256)
 declare i256 @llvm.umin.i256(i256, i256)
 declare i256 @llvm.eravm.gasleft()
@@ -555,7 +679,11 @@ declare void @llvm.eravm.revert.ptr(i8 addrspace(3)*)
 declare void @llvm.eravm.return.ptr(i8 addrspace(3)*)
 declare i8 addrspace(3)* @llvm.eravm.ptr.pack(i8 addrspace(3)*, i256)
 declare i32 @__personality()
-declare { i8 addrspace(3)*, i1 } @__staticcall(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256) #1
+
+declare i8 addrspace(3)* @__farcall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
+declare i8 addrspace(3)* @__staticcall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
+declare i8 addrspace(3)* @__delegatecall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
+declare i8 addrspace(3)* @__mimiccall_int(i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256, i256)
 
 attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none)}
 attributes #1 = { memory(argmem: read) nofree null_pointer_is_valid }
@@ -563,3 +691,4 @@ attributes #2 = { memory(argmem: readwrite) mustprogress nofree norecurse nosync
 attributes #3 = { noinline noreturn }
 attributes #4 = { alwaysinline mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
 attributes #5 = { noreturn nounwind }
+attributes #6 = { alwaysinline nounwind willreturn }