| ; RUN: llc < %s -mtriple armeb-eabi -mattr v7 -filetype obj -o - | llvm-objdump -s - | FileCheck %s |
| |
| ; ARM EHABI for big endian |
| ; This test case checks whether frame unwinding instructions are laid out in big endian format. |
| ; |
| ; This is the LLVM assembly generated from following C++ code: |
| ; |
| ; extern void foo(int); |
| ; void test(int a, int b) { |
| ; try { |
| ; foo(a); |
| ; } catch (...) { |
| ; foo(b); |
| ; } |
| ;} |
| |
| define void @_Z4testii(i32 %a, i32 %b) #0 personality ptr @__gxx_personality_v0 { |
| entry: |
| invoke void @_Z3fooi(i32 %a) |
| to label %try.cont unwind label %lpad |
| |
| lpad: ; preds = %entry |
| %0 = landingpad { ptr, i32 } |
| catch ptr null |
| %1 = extractvalue { ptr, i32 } %0, 0 |
| %2 = tail call ptr @__cxa_begin_catch(ptr %1) #2 |
| invoke void @_Z3fooi(i32 %b) |
| to label %invoke.cont2 unwind label %lpad1 |
| |
| invoke.cont2: ; preds = %lpad |
| tail call void @__cxa_end_catch() |
| br label %try.cont |
| |
| try.cont: ; preds = %entry, %invoke.cont2 |
| ret void |
| |
| lpad1: ; preds = %lpad |
| %3 = landingpad { ptr, i32 } |
| cleanup |
| invoke void @__cxa_end_catch() |
| to label %eh.resume unwind label %terminate.lpad |
| |
| eh.resume: ; preds = %lpad1 |
| resume { ptr, i32 } %3 |
| |
| terminate.lpad: ; preds = %lpad1 |
| %4 = landingpad { ptr, i32 } |
| catch ptr null |
| %5 = extractvalue { ptr, i32 } %4, 0 |
| tail call void @__clang_call_terminate(ptr %5) #3 |
| unreachable |
| } |
| |
| declare void @_Z3fooi(i32) #0 |
| |
| declare i32 @__gxx_personality_v0(...) |
| |
| declare ptr @__cxa_begin_catch(ptr) |
| |
| declare void @__cxa_end_catch() |
| |
| ; Function Attrs: noinline noreturn nounwind |
| define linkonce_odr hidden void @__clang_call_terminate(ptr) #1 { |
| %2 = tail call ptr @__cxa_begin_catch(ptr %0) #2 |
| tail call void @_ZSt9terminatev() #3 |
| unreachable |
| } |
| |
| declare void @_ZSt9terminatev() |
| |
| ; CHECK-LABEL: Contents of section .ARM.extab: |
| ; CHECK-NEXT: 0000 00000000 00a8b0b0 |
| |