78 lines
2.0 KiB
LLVM
78 lines
2.0 KiB
LLVM
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;; RUN: llc -mtriple=aarch64-eabi -mattr=+v8.5a %s -o - | FileCheck %s
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declare i32 @g(i32) #5
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define i32 @f0(i32 %x) #0 {
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entry:
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%call = tail call i32 @g(i32 %x) #5
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%add = add nsw i32 %call, 1
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ret i32 %add
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}
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;; CHECK-LABEL: f0:
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;; CHECK-NOT: bti
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;; CHECK-NOT: pacia
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;; CHECK-NOT: reta
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define i32 @f1(i32 %x) #1 {
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entry:
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%call = tail call i32 @g(i32 %x) #5
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%add = add nsw i32 %call, 1
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ret i32 %add
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}
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;; CHECK-LABEL: f1:
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;; CHECK: bti c
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;; CHECK-NOT: reta
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define i32 @f2(i32 %x) #2 {
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entry:
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%call = tail call i32 @g(i32 %x) #5
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%add = add nsw i32 %call, 1
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ret i32 %add
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}
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;; CHECK-LABEL: f2:
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;; CHECK: paciasp
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;; CHECK: retaa
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define i32 @f3(i32 %x) #3 {
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entry:
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%call = tail call i32 @g(i32 %x) #5
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%add = add nsw i32 %call, 1
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ret i32 %add
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}
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;; CHECK-LABEL: f3:
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;; CHECK: pacibsp
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;; CHECK: retab
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define i32 @f4(i32 %x) #4 {
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entry:
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ret i32 1
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}
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;; CHECK-LABEL: f4:
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;; CHECK: paciasp
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;; CHECK: retaa
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define i32 @f5(i32 %x) #5 {
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entry:
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%call = tail call i32 @g(i32 %x) #5
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%add = add nsw i32 %call, 1
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ret i32 %add
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}
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;; CHECK-LABEL: f5:
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;; CHECK: paciasp
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;; CHECK: retaa
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attributes #0 = { nounwind "branch-target-enforcement"="false" "sign-return-address"="none" }
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attributes #1 = { nounwind "branch-target-enforcement"="true" "sign-return-address"="none" }
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attributes #2 = { nounwind "branch-target-enforcement"="false" "sign-return-address"="non-leaf" "sign-return-address-key"="a_key" }
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attributes #3 = { nounwind "branch-target-enforcement"="false" "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" }
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attributes #4 = { nounwind "branch-target-enforcement"="false" "sign-return-address"="all" "sign-return-address-key"="a_key" }
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attributes #5 = { nounwind }
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!llvm.module.flags = !{!0, !1, !2, !3, !4}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{i32 1, !"branch-target-enforcement", i32 1}
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!2 = !{i32 1, !"sign-return-address", i32 1}
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!3 = !{i32 1, !"sign-return-address-all", i32 0}
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!4 = !{i32 1, !"sign-return-address-with-bkey", i32 0}
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