[PATCH] D61803: [CodeGen][ObjC] Emit invoke instead of call to call `objc_release` when necessary.

Akira Hatanaka via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Fri May 10 14:10:05 PDT 2019


ahatanak updated this revision to Diff 199081.
ahatanak marked an inline comment as done.
ahatanak added a comment.

Just call `EmitCallOrInvoke`.


Repository:
  rC Clang

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61803/new/

https://reviews.llvm.org/D61803

Files:
  lib/CodeGen/CGObjC.cpp
  test/CodeGenObjC/convert-messages-to-runtime-calls.m


Index: test/CodeGenObjC/convert-messages-to-runtime-calls.m
===================================================================
--- test/CodeGenObjC/convert-messages-to-runtime-calls.m
+++ test/CodeGenObjC/convert-messages-to-runtime-calls.m
@@ -175,3 +175,14 @@
 
 @end
 
+ at class Ety;
+
+// CHECK-LABEL: define {{.*}}void @testException
+void testException(NSObject *a) {
+  // MSGS: {{invoke.*@objc_msgSend}}
+  // CALLS: invoke{{.*}}void @objc_release(i8* %
+  @try {
+    [a release];
+  } @catch (Ety *e) {
+  }
+}
Index: lib/CodeGen/CGObjC.cpp
===================================================================
--- lib/CodeGen/CGObjC.cpp
+++ lib/CodeGen/CGObjC.cpp
@@ -2631,7 +2631,7 @@
   value = Builder.CreateBitCast(value, Int8PtrTy);
 
   // Call objc_release.
-  llvm::CallInst *call = EmitNounwindRuntimeCall(fn, value);
+  llvm::CallBase *call = EmitCallOrInvoke(fn, value);
 
   if (precise == ARCImpreciseLifetime) {
     call->setMetadata("clang.imprecise_release",


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