Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/SimplifyCFG/invoke_unwind.ll

@@ -1,75 +0,0 @@
-; RUN: opt < %s -simplifycfg -S | FileCheck %s
-
-declare void @bar()
-
-; This testcase checks to see if the simplifycfg pass is converting invoke
-; instructions to call instructions if the handler just rethrows the exception.
-define i32 @test1() personality i32 (...)* @__gxx_personality_v0 {
-; CHECK-LABEL: @test1(
-; CHECK-NEXT: call void @bar()
-; CHECK-NEXT: ret i32 0
-        invoke void @bar( )
-                        to label %1 unwind label %Rethrow
-        ret i32 0
-Rethrow:
-        %exn = landingpad {i8*, i32}
-                 catch i8* null
-        resume { i8*, i32 } %exn
-}
-
-define i32 @test2() personality i32 (...)* @__gxx_personality_v0 {
-; CHECK-LABEL: @test2(
-; CHECK-NEXT: call void @bar() [ "foo"(i32 100) ]
-; CHECK-NEXT: ret i32 0
-        invoke void @bar( ) [ "foo"(i32 100) ]
-                        to label %1 unwind label %Rethrow
-        ret i32 0
-Rethrow:
-        %exn = landingpad {i8*, i32}
-                 catch i8* null
-        resume { i8*, i32 } %exn
-}
-
-declare i64 @dummy1()
-declare i64 @dummy2()
-
-; This testcase checks to see if simplifycfg pass can convert two invoke 
-; instructions to call instructions if they share a common trivial unwind
-; block.
-define i64 @test3(i1 %cond) personality i32 (...)* @__gxx_personality_v0 {
-entry:
-; CHECK-LABEL: @test3(
-; CHECK: %call1 = call i64 @dummy1()
-; CHECK: %call2 = call i64 @dummy2()
-; CHECK-NOT: resume { i8*, i32 } %lp
-  br i1 %cond, label %br1, label %br2
-
-br1:
-  %call1 = invoke i64 @dummy1()
-          to label %invoke.cont unwind label %lpad1
-          
-br2: 
-  %call2 = invoke i64 @dummy2()
-          to label %invoke.cont unwind label %lpad2
-          
-invoke.cont:
-  %c = phi i64 [%call1, %br1], [%call2, %br2]
-  ret i64 %c 
-  
-  
-lpad1:
-  %0 = landingpad { i8*, i32 }
-          cleanup
-  br label %rethrow 
-
-rethrow:
-  %lp = phi { i8*, i32 } [%0, %lpad1], [%1, %lpad2]
-  resume { i8*, i32 } %lp
-  
-lpad2:
-  %1 = landingpad { i8*, i32 }
-          cleanup
-  br label %rethrow
-}
-
-declare i32 @__gxx_personality_v0(...)