xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/sjljehprepare-lower-empty-struct.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7-apple-ios -O0 < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7-apple-ios -O1 < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7-apple-ios -O2 < %s | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7-apple-ios -O3 < %s | FileCheck %s
5*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7-apple-watchos -O3 < %s | FileCheck %s
6*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=armv7k-apple-ios < %s | FileCheck %s --check-prefix=CHECK-WATCH
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker; SjLjEHPrepare shouldn't crash when lowering empty structs.
9*9880d681SAndroid Build Coastguard Worker;
10*9880d681SAndroid Build Coastguard Worker; Checks that between in case of empty structs used as arguments
11*9880d681SAndroid Build Coastguard Worker; nothing happens, i.e. there are no instructions between
12*9880d681SAndroid Build Coastguard Worker; __Unwind_SjLj_Register and actual @bar invocation
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerdefine i8* @foo(i8 %a, {} %c) personality i8* bitcast (i32 (...)* @baz to i8*) {
16*9880d681SAndroid Build Coastguard Workerentry:
17*9880d681SAndroid Build Coastguard Worker; CHECK: bl __Unwind_SjLj_Register
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: {{[A-Z][a-zA-Z0-9]*}}:
19*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: bl _bar
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Worker; CHECK-WATCH-NOT: bl __Unwind_SjLj_Register
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Worker  invoke void @bar ()
24*9880d681SAndroid Build Coastguard Worker    to label %unreachable unwind label %handler
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerunreachable:
27*9880d681SAndroid Build Coastguard Worker  unreachable
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Workerhandler:
30*9880d681SAndroid Build Coastguard Worker  %tmp = landingpad { i8*, i32 }
31*9880d681SAndroid Build Coastguard Worker  cleanup
32*9880d681SAndroid Build Coastguard Worker  resume { i8*, i32 } undef
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdeclare void @bar()
36*9880d681SAndroid Build Coastguard Workerdeclare i32 @baz(...)
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