Extended support for native Windows C++ EH outlining
Differential Review: http://reviews.llvm.org/D7886
llvm-svn: 231981
diff --git a/llvm/test/CodeGen/WinEH/cppeh-catch-scalar.ll b/llvm/test/CodeGen/WinEH/cppeh-catch-scalar.ll
index 0b1d177..cdf098d 100644
--- a/llvm/test/CodeGen/WinEH/cppeh-catch-scalar.ll
+++ b/llvm/test/CodeGen/WinEH/cppeh-catch-scalar.ll
@@ -23,12 +23,10 @@
; The function entry will be rewritten like this.
; CHECK: define void @_Z4testv() #0 {
; CHECK: entry:
-; CHECK: %exn.slot = alloca i8*
-; CHECK: %ehselector.slot = alloca i32
-; CHECK: %i = alloca i32, align 4
-; CHECK: call void (...)* @llvm.frameescape(i32* %i)
+; CHECK: [[I_PTR:\%.+]] = alloca i32, align 4
+; CHECK: call void (...)* @llvm.frameescape(i32* [[I_PTR]])
; CHECK: invoke void @_Z9may_throwv()
-; CHECK: to label %invoke.cont unwind label %lpad
+; CHECK: to label %invoke.cont unwind label %[[LPAD_LABEL:lpad[0-9]+]]
; Function Attrs: uwtable
define void @_Z4testv() #0 {
@@ -42,6 +40,16 @@
invoke.cont: ; preds = %entry
br label %try.cont
+; CHECK: [[LPAD_LABEL]]:{{[ ]+}}; preds = %entry
+; CHECK: [[LPAD_VAL:\%.+]] = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+; CHECK: catch i8* bitcast (i8** @_ZTIi to i8*)
+; CHECK-NOT: extractvalue { i8*, i32 }
+; CHECK-NOT: store i8*
+; CHECK-NOT: store i32
+; CHECK-NOT: br label
+; CHECK: [[RECOVER:\%.+]] = call i8* (...)* @llvm.eh.actions({ i8*, i32 } [[LPAD_VAL]], i32 0, i8* bitcast (i8** @_ZTIi to i8*), i32* %i, i8* bitcast (i8* (i8*, i8*)* @_Z4testv.catch to i8*))
+; CHECK: indirectbr i8* [[RECOVER]], [label %try.cont]
+
lpad: ; preds = %entry
%tmp = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
catch i8* bitcast (i8** @_ZTIi to i8*)
@@ -51,12 +59,16 @@
store i32 %tmp2, i32* %ehselector.slot
br label %catch.dispatch
+; CHECK-NOT: catch-dispatch:
+
catch.dispatch: ; preds = %lpad
%sel = load i32, i32* %ehselector.slot
%tmp3 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #3
%matches = icmp eq i32 %sel, %tmp3
br i1 %matches, label %catch, label %eh.resume
+; CHECK-NOT: catch:
+
catch: ; preds = %catch.dispatch
%exn11 = load i8*, i8** %exn.slot
%i.i8 = bitcast i32* %i to i8*
@@ -65,6 +77,8 @@
call void @_Z10handle_inti(i32 %tmp7)
br label %invoke.cont2
+; CHECK-NOT: invoke.cont2:
+
invoke.cont2: ; preds = %catch
call void @llvm.eh.endcatch() #3
br label %try.cont
@@ -72,20 +86,24 @@
try.cont: ; preds = %invoke.cont2, %invoke.cont
ret void
+; CHECK-NOT: eh.resume:
+
eh.resume: ; preds = %catch.dispatch
%exn3 = load i8*, i8** %exn.slot
%sel4 = load i32, i32* %ehselector.slot
%lpad.val = insertvalue { i8*, i32 } undef, i8* %exn3, 0
%lpad.val5 = insertvalue { i8*, i32 } %lpad.val, i32 %sel4, 1
resume { i8*, i32 } %lpad.val5
+
+; CHECK: }
}
; CHECK: define internal i8* @_Z4testv.catch(i8*, i8*) {
; CHECK: entry:
-; CHECK: %i.i81 = call i8* @llvm.framerecover(i8* bitcast (void ()* @_Z4testv to i8*), i8* %1, i32 0)
-; CHECK: %i = bitcast i8* %i.i81 to i32*
-; CHECK: %tmp7 = load i32, i32* %i, align 4
-; CHECK: call void @_Z10handle_inti(i32 %tmp7)
+; CHECK: [[RECOVER_I:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @_Z4testv to i8*), i8* %1, i32 0)
+; CHECK: [[I_PTR1:\%.+]] = bitcast i8* [[RECOVER_I]] to i32*
+; CHECK: [[TMP:\%.+]] = load i32, i32* [[I_PTR1]], align 4
+; CHECK: call void @_Z10handle_inti(i32 [[TMP]])
; CHECK: ret i8* blockaddress(@_Z4testv, %try.cont)
; CHECK: }