40 lines
1.4 KiB
LLVM
40 lines
1.4 KiB
LLVM
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; RUN: opt < %s -mtriple aarch64-linux-android29 -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,ARM
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; RUN: opt < %s -mtriple x86_64-linux -hwasan-instrument-landing-pads -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,LP,X86
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; RUN: opt < %s -mtriple aarch64-linux-android30 -passes=hwasan -S | FileCheck %s --check-prefixes=COMMON,NOLP
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-unknown-linux-android"
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define i32 @f() local_unnamed_addr sanitize_hwaddress personality ptr @__gxx_personality_v0 {
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entry:
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invoke void @g()
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to label %return unwind label %lpad
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lpad:
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; COMMON: landingpad { ptr, i32 }
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; COMMON-NEXT: catch ptr null
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%0 = landingpad { ptr, i32 }
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catch ptr null
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; NOLP-NOT: call void @__hwasan_handle_vfork
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; LP-NEXT: %[[X:[^ ]*]] = call i64 @llvm.read_register.i64(metadata ![[META:[^ ]*]])
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; LP-NEXT: call void @__hwasan_handle_vfork(i64 %[[X]])
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%1 = extractvalue { ptr, i32 } %0, 0
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%2 = tail call ptr @__cxa_begin_catch(ptr %1)
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tail call void @__cxa_end_catch()
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br label %return
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return:
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%retval.0 = phi i32 [ 1, %lpad ], [ 0, %entry ]
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ret i32 %retval.0
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}
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declare void @g() local_unnamed_addr
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declare i32 @__gxx_personality_v0(...)
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declare ptr @__cxa_begin_catch(ptr) local_unnamed_addr
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declare void @__cxa_end_catch() local_unnamed_addr
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; ARM: ![[META]] = !{!"sp"}
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; X86: ![[META]] = !{!"rsp"}
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