Update aosp/master llvm for rebase to r233350

Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49

1 files changed, 273 insertions, 0 deletions

diff --git a/test/CodeGen/WinEH/cppeh-nested-3.ll b/test/CodeGen/WinEH/cppeh-nested-3.ll
new file mode 100644
index 0000000..d28fa4d
--- /dev/null
+++ b/test/CodeGen/WinEH/cppeh-nested-3.ll
@@ -0,0 +1,273 @@
+; RUN: opt -mtriple=x86_64-pc-windows-msvc -winehprepare -S -o - < %s | FileCheck %s
+; XFAIL: *
+
+; This test is based on the following code:
+;
+;void test()
+;{
+;  try {
+;    try {
+;       may_throw();
+;    } catch (int i) {
+;      try {
+;        may_throw();
+;      }
+;      catch (int j) {
+;        i = j;
+;      }
+;      handle_int(i);
+;    }
+;  } catch (float f) {
+;    handle_float(f);
+;  }
+;  done();
+;}
+
+; ModuleID = 'cppeh-nested-3.cpp'
+target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc"
+
+%rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
+
+$"\01??_R0M@8" = comdat any
+
+$"\01??_R0H@8" = comdat any
+
+@"\01??_7type_info@@6B@" = external constant i8*
+@"\01??_R0M@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".M\00" }, comdat
+@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
+
+; CHECK: define void @"\01?test@@YAXXZ"() #0 {
+; CHECK: entry:
+; CHECK:   %i = alloca i32, align 4
+; ------------================= FAIL here =================------------
+; CHECK:   %j = alloca i32, align 4
+; CHECK:   %f = alloca float, align 4
+; ------------================= FAIL here =================------------
+; CHECK:   call void (...)* @llvm.frameescape(i32* %i, float* %f, int32* %j)
+; CHECK:   invoke void @"\01?may_throw@@YAXXZ"()
+; CHECK:           to label %invoke.cont unwind label %[[LPAD_LABEL:lpad[0-9]*]]
+
+; Function Attrs: uwtable
+define void @"\01?test@@YAXXZ"() #0 {
+entry:
+  %exn.slot = alloca i8*
+  %ehselector.slot = alloca i32
+  %i = alloca i32, align 4
+  %j = alloca i32, align 4
+  %f = alloca float, align 4
+  invoke void @"\01?may_throw@@YAXXZ"()
+          to label %invoke.cont unwind label %lpad
+
+invoke.cont:                                      ; preds = %entry
+  br label %try.cont10
+
+; CHECK: [[LPAD_LABEL]]:
+; CHECK:   landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+; CHECK:           catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)
+; CHECK:           catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+; CHECK:   [[RECOVER:\%.+]] = call i8* (...)* @llvm.eh.actions(i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*), i32* %i, i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch" to i8*), i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*), float* %f, i8* bitcast (i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch1")
+; CHECK:   indirectbr i8* [[RECOVER]], [label %try.cont10, label %try.cont19]
+
+lpad:                                             ; preds = %entry
+  %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+          catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)
+          catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+  %1 = extractvalue { i8*, i32 } %0, 0
+  store i8* %1, i8** %exn.slot
+  %2 = extractvalue { i8*, i32 } %0, 1
+  store i32 %2, i32* %ehselector.slot
+  br label %catch.dispatch
+
+; CHECK-NOT: catch.dispatch:
+catch.dispatch:                                   ; preds = %lpad
+  %sel = load i32, i32* %ehselector.slot
+  %3 = call i32 @llvm.eh.typeid.for(i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)) #3
+  %matches = icmp eq i32 %sel, %3
+  br i1 %matches, label %catch, label %catch.dispatch11
+
+; CHECK-NOT: catch:
+catch:                                            ; preds = %catch.dispatch
+  %exn = load i8*, i8** %exn.slot
+  %4 = bitcast i32* %i to i8*
+  call void @llvm.eh.begincatch(i8* %exn, i8* %4) #3
+  invoke void @"\01?may_throw@@YAXXZ"()
+          to label %invoke.cont2 unwind label %lpad1
+
+; CHECK-NOT: invoke.cont2:
+invoke.cont2:                                     ; preds = %catch
+  br label %try.cont
+
+; CHECK-NOT: lpad1:
+lpad1:                                            ; preds = %catch
+  %5 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+          catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)
+          catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+  %6 = extractvalue { i8*, i32 } %5, 0
+  store i8* %6, i8** %exn.slot
+  %7 = extractvalue { i8*, i32 } %5, 1
+  store i32 %7, i32* %ehselector.slot
+  br label %catch.dispatch3
+
+; CHECK-NOT: catch.dispatch3:
+catch.dispatch3:                                  ; preds = %lpad1
+  %sel4 = load i32, i32* %ehselector.slot
+  %8 = call i32 @llvm.eh.typeid.for(i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)) #3
+  %matches5 = icmp eq i32 %sel4, %8
+  br i1 %matches5, label %catch6, label %catch.dispatch11
+
+; CHECK-NOT: catch6:
+catch6:                                           ; preds = %catch.dispatch3
+  %exn7 = load i8*, i8** %exn.slot
+  %9 = bitcast i32* %j to i8*
+  call void @llvm.eh.begincatch(i8* %exn7, i8* %9) #3
+  %10 = load i32, i32* %j, align 4
+  store i32 %10, i32* %i, align 4
+  call void @llvm.eh.endcatch() #3
+  br label %try.cont
+
+; CHECK-NOT: try.cont:
+try.cont:                                         ; preds = %catch6, %invoke.cont2
+  %11 = load i32, i32* %i, align 4
+  invoke void @"\01?handle_int@@YAXH@Z"(i32 %11)
+          to label %invoke.cont9 unwind label %lpad8
+
+; CHECK-NOT: invoke.cont9:
+invoke.cont9:                                     ; preds = %try.cont
+  call void @llvm.eh.endcatch() #3
+  br label %try.cont10
+
+try.cont10:                                       ; preds = %invoke.cont9, %invoke.cont
+  br label %try.cont19
+
+; CHECK-NOT: lpad8:
+lpad8:                                            ; preds = %try.cont
+  %12 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+          catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+  %13 = extractvalue { i8*, i32 } %12, 0
+  store i8* %13, i8** %exn.slot
+  %14 = extractvalue { i8*, i32 } %12, 1
+  store i32 %14, i32* %ehselector.slot
+  call void @llvm.eh.endcatch() #3
+  br label %catch.dispatch11
+
+; CHECK-NOT: catch.dispatch11:
+catch.dispatch11:                                 ; preds = %lpad8, %catch.dispatch3, %catch.dispatch
+  %sel12 = load i32, i32* %ehselector.slot
+  %15 = call i32 @llvm.eh.typeid.for(i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)) #3
+  %matches13 = icmp eq i32 %sel12, %15
+  br i1 %matches13, label %catch14, label %eh.resume
+
+; CHECK-NOT: catch14:
+catch14:                                          ; preds = %catch.dispatch11
+  %exn15 = load i8*, i8** %exn.slot
+  %16 = bitcast float* %f to i8*
+  call void @llvm.eh.begincatch(i8* %exn15, i8* %16) #3
+  %17 = load float, float* %f, align 4
+  call void @"\01?handle_float@@YAXM@Z"(float %17)
+  call void @llvm.eh.endcatch() #3
+  br label %try.cont19
+
+try.cont19:                                       ; preds = %catch14, %try.cont10
+  call void @"\01?done@@YAXXZ"()
+  ret void
+
+; CHECK-NOT: eh.resume:
+eh.resume:                                        ; preds = %lpad16, %catch.dispatch11
+  %exn20 = load i8*, i8** %exn.slot
+  %sel21 = load i32, i32* %ehselector.slot
+  %lpad.val = insertvalue { i8*, i32 } undef, i8* %exn20, 0
+  %lpad.val22 = insertvalue { i8*, i32 } %lpad.val, i32 %sel21, 1
+  resume { i8*, i32 } %lpad.val22
+; CHECK: }
+}
+
+; CHECK: define internal i8* @"\01?test@@YAXXZ.catch"(i8*, i8*) {
+; CHECK: entry:
+; CHECK:   [[RECOVER_I:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 0)
+; CHECK:   [[I_PTR:\%.+]] = bitcast i8* [[RECOVER_I]] to i32*
+; ------------================= FAIL here =================------------
+; CHECK:   [[RECOVER_F:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 1)
+; CHECK:   [[F_PTR:\%.+]] = bitcast i8* [[RECOVER_F]] to float*
+; ------------================= FAIL here =================------------
+; CHECK:   [[RECOVER_J:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 2)
+; CHECK:   [[J_PTR:\%.+]] = bitcast i8* [[RECOVER_I]] to i32*
+; CHECK:   invoke void @"\01?may_throw@@YAXXZ"()
+; CHECK:           to label %invoke.cont2 unwind label %[[LPAD1_LABEL:lpad[0-9]*]]
+;
+; CHECK: invoke.cont2:                                     ; preds = %entry
+; CHECK:   [[TMP1:\%.+]] = load i32, i32* [[I_PTR]], align 4
+; CHECK:   invoke void @"\01?handle_int@@YAXH@Z"(i32 [[TMP1]])
+; CHECK:           to label %invoke.cont9 unwind label %[[LPAD8_LABEL:lpad[0-9]*]]
+;
+; CHECK: [[LPAD1_LABEL]]:{{[ ]+}}; preds = %entry
+; CHECK:   [[LPAD1_VAL:\%.+]] = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+; CHECK:           catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*)
+; CHECK:           catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+; ------------================= FAIL here =================------------
+; CHECK:   [[RECOVER1:\%.+]] = call i8* (...)* @llvm.eh.actions({ i8*, i32 } [[LPAD1_VAL]], i32 0, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0H@8" to i8*), i32* [[J_PTR]], i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch2" to i8*), i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*), float* [[F_PTR1]], i8* bitcast (i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch1")
+; CHECK:   indirectbr i8* [[RECOVER1]], []
+;
+; CHECK: invoke.cont9:
+; CHECK:   ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont10)
+;
+; CHECK: [[LPAD8_LABEL]]:{{[ ]+}}; preds = %invoke.cont2
+; CHECK:   [[LPAD8_VAL:\%.+]] = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
+; CHECK:           catch i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*)
+; ------------================= FAIL here =================------------
+; CHECK:   [[RECOVER2:\%.+]] = call i8* (...)* @llvm.eh.actions({ i8*, i32 } [[LPAD8_VAL]], i32 1, i8* bitcast (%rtti.TypeDescriptor2* @"\01??_R0M@8" to i8*), float* [[F_PTR1]], i8* (i8*, i8*)* @"\01?test@@YAXXZ.catch1")
+; CHECK:   indirectbr i8* [[RECOVER2]], []
+;
+; CHECK: }
+
+; CHECK: define internal i8* @"\01?test@@YAXXZ.catch1"(i8*, i8*) {
+; CHECK: entry:
+; CHECK:   [[RECOVER_F1:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 1)
+; CHECK:   [[F_PTR1:\%.+]] = bitcast i8* [[RECOVER_F1]] to float*
+; CHECK:   [[TMP2:\%.+]] = load float, float* [[F_PTR1]], align 4
+; CHECK:   call void @"\01?handle_float@@YAXM@Z"(float [[TMP2]])
+; CHECK:   ret i8* blockaddress(@"\01?test@@YAXXZ", %try.cont19)
+; CHECK: }
+
+; CHECK: define internal i8* @"\01?test@@YAXXZ.catch2"(i8*, i8*) {
+; CHECK: entry:
+; ------------================= FAIL here =================------------
+; SHOULD-CHECK:   [[J_PTR1:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 2)
+; CHECK:   [[RECOVER_I1:\%.+]] = call i8* @llvm.framerecover(i8* bitcast (void ()* @"\01?test@@YAXXZ" to i8*), i8* %1, i32 0)
+; CHECK:   [[I_PTR1:\%.+]] = bitcast i8* [[RECOVER_I1]] to i32*
+; CHECK:   [[TMP3:\%.+]] = load i32, i32* [[J_PTR1]], align 4
+; CHECK:   store i32 [[TMP3]], i32* [[I_PTR1]]
+; ------------================= FAIL here =================------------
+; CHECK:   ret i8* blockaddress(@"\01?test@@YAXXZ.catch", %invoke.cont2)
+; CHECK: }
+
+
+declare void @"\01?may_throw@@YAXXZ"() #1
+
+declare i32 @__CxxFrameHandler3(...)
+
+; Function Attrs: nounwind readnone
+declare i32 @llvm.eh.typeid.for(i8*) #2
+
+; Function Attrs: nounwind
+declare void @llvm.eh.begincatch(i8* nocapture, i8* nocapture) #3
+
+; Function Attrs: nounwind
+declare void @llvm.eh.endcatch() #3
+
+declare void @"\01?handle_int@@YAXH@Z"(i32) #1
+
+declare void @"\01?handle_float@@YAXM@Z"(float) #1
+
+declare void @"\01?done@@YAXXZ"() #1
+
+attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #2 = { nounwind readnone }
+attributes #3 = { nounwind }
+
+!llvm.module.flags = !{!0}
+!llvm.ident = !{!1}
+
+!0 = !{i32 1, !"PIC Level", i32 2}
+!1 = !{!"clang version 3.7.0 (trunk 232069) (llvm/trunk 232070)"}