xref: /aosp_15_r20/external/llvm/test/Transforms/GVN/funclet.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt -basicaa -gvn -S < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
3*9880d681SAndroid Build Coastguard Workertarget triple = "i686-pc-windows-msvc"
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker%eh.ThrowInfo = type { i32, i8*, i8*, i8* }
6*9880d681SAndroid Build Coastguard Worker%struct.A = type { i32* }
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker@"_TI1?AUA@@" = external constant %eh.ThrowInfo
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i8 @f() personality i32 (...)* @__CxxFrameHandler3 {
11*9880d681SAndroid Build Coastguard Workerentry:
12*9880d681SAndroid Build Coastguard Worker  %b = alloca i8
13*9880d681SAndroid Build Coastguard Worker  %c = alloca i8
14*9880d681SAndroid Build Coastguard Worker  store i8 42, i8* %b
15*9880d681SAndroid Build Coastguard Worker  store i8 13, i8* %c
16*9880d681SAndroid Build Coastguard Worker  invoke void @_CxxThrowException(i8* %b, %eh.ThrowInfo* nonnull @"_TI1?AUA@@")
17*9880d681SAndroid Build Coastguard Worker          to label %unreachable unwind label %catch.dispatch
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workercatch.dispatch:                                   ; preds = %entry
20*9880d681SAndroid Build Coastguard Worker  %cs1 = catchswitch within none [label %catch] unwind to caller
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workercatch:                                            ; preds = %catch.dispatch
23*9880d681SAndroid Build Coastguard Worker  %catchpad = catchpad within %cs1 [i8* null, i32 64, i8* null]
24*9880d681SAndroid Build Coastguard Worker  store i8 5, i8* %b
25*9880d681SAndroid Build Coastguard Worker  catchret from %catchpad to label %try.cont
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workertry.cont:                                         ; preds = %catch
28*9880d681SAndroid Build Coastguard Worker  %load_b = load i8, i8* %b
29*9880d681SAndroid Build Coastguard Worker  %load_c = load i8, i8* %c
30*9880d681SAndroid Build Coastguard Worker  %add = add i8 %load_b, %load_c
31*9880d681SAndroid Build Coastguard Worker  ret i8 %add
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Workerunreachable:                                      ; preds = %entry
34*9880d681SAndroid Build Coastguard Worker  unreachable
35*9880d681SAndroid Build Coastguard Worker}
36*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i8 @f(
37*9880d681SAndroid Build Coastguard Worker; CHECK:       %[[load_b:.*]] = load i8, i8* %b
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  %[[load_c:.*]] = load i8, i8* %c
39*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  %[[add:.*]] = add i8 %[[load_b]], %[[load_c]]
40*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret i8 %[[add]]
41*9880d681SAndroid Build Coastguard Worker
42*9880d681SAndroid Build Coastguard Workerdeclare i32 @__CxxFrameHandler3(...)
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard Workerdeclare x86_stdcallcc void @_CxxThrowException(i8*, %eh.ThrowInfo*)
45