1; RUN: opt < %s -mtriple aarch64-linux-android29 -hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,ARM 2; RUN: opt < %s -mtriple x86_64-linux -hwasan-instrument-landing-pads -hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,X86 3; RUN: opt < %s -mtriple aarch64-linux-android30 -hwasan -S | FileCheck %s --check-prefixes=COMMON,NOLP 4 5target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" 6target triple = "aarch64-unknown-linux-android" 7 8define i32 @f() local_unnamed_addr sanitize_hwaddress personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 9entry: 10 invoke void @g() 11 to label %return unwind label %lpad 12 13lpad: 14 ; COMMON: landingpad { i8*, i32 } 15 ; COMMON-NEXT: catch i8* null 16 %0 = landingpad { i8*, i32 } 17 catch i8* null 18 19 ; NOLP-NOT: call void @__hwasan_handle_vfork 20 ; LP-NEXT: %[[X:[^ ]*]] = call i64 @llvm.read_register.i64(metadata ![[META:[^ ]*]]) 21 ; LP-NEXT: call void @__hwasan_handle_vfork(i64 %[[X]]) 22 23 %1 = extractvalue { i8*, i32 } %0, 0 24 %2 = tail call i8* @__cxa_begin_catch(i8* %1) 25 tail call void @__cxa_end_catch() 26 br label %return 27return: 28 %retval.0 = phi i32 [ 1, %lpad ], [ 0, %entry ] 29 ret i32 %retval.0 30} 31 32declare void @g() local_unnamed_addr 33 34declare i32 @__gxx_personality_v0(...) 35declare i8* @__cxa_begin_catch(i8*) local_unnamed_addr 36declare void @__cxa_end_catch() local_unnamed_addr 37 38; ARM: ![[META]] = !{!"sp"} 39; X86: ![[META]] = !{!"rsp"} 40