de5deb7b07
For llvm_linux platform, define the following meaning for bits 9, 10, 11: - bit 9: set if indirect gotos signing is enabled; - bit 10: set if type info vtable pointer discrimination is enabled; - bit 11: set if function pointer type discrimination is enabled.
51 lines
1.9 KiB
LLVM
51 lines
1.9 KiB
LLVM
; RUN: rm -rf %t && split-file %s %t && cd %t
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;--- ok.ll
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; RUN: llc -mtriple=aarch64-linux ok.ll -o - | \
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; RUN: FileCheck %s --check-prefix=ASM
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; RUN: llc -mtriple=aarch64-linux ok.ll -filetype=obj -o - | \
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; RUN: llvm-readelf --notes - | FileCheck %s --check-prefix=OBJ
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!llvm.module.flags = !{!0, !1}
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!0 = !{i32 1, !"aarch64-elf-pauthabi-platform", i32 268435458}
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!1 = !{i32 1, !"aarch64-elf-pauthabi-version", i32 1365}
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; ASM: .section .note.gnu.property,"a",@note
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; ASM-NEXT: .p2align 3, 0x0
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; ASM-NEXT: .word 4
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; ASM-NEXT: .word 24
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; ASM-NEXT: .word 5
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; ASM-NEXT: .asciz "GNU"
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; 3221225473 = 0xc0000001 = GNU_PROPERTY_AARCH64_FEATURE_PAUTH
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; ASM-NEXT: .word 3221225473
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; ASM-NEXT: .word 16
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; ASM-NEXT: .xword 268435458
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; ASM-NEXT: .xword 1365
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; OBJ: Displaying notes found in: .note.gnu.property
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; OBJ-NEXT: Owner Data size Description
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; OBJ-NEXT: GNU 0x00000018 NT_GNU_PROPERTY_TYPE_0 (property note)
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; OBJ-NEXT: AArch64 PAuth ABI core info: platform 0x10000002 (llvm_linux), version 0x555 (PointerAuthIntrinsics, !PointerAuthCalls, PointerAuthReturns, !PointerAuthAuthTraps, PointerAuthVTPtrAddressDiscrimination, !PointerAuthVTPtrTypeDiscrimination, PointerAuthInitFini, !PointerAuthInitFiniAddressDiscrimination, PointerAuthELFGOT, !PointerAuthIndirectGotos, PointerAuthTypeInfoVTPtrDiscrimination, !PointerAuthFPtrTypeDiscrimination)
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; ERR: either both or no 'aarch64-elf-pauthabi-platform' and 'aarch64-elf-pauthabi-version' module flags must be present
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;--- err1.ll
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; RUN: not llc -mtriple=aarch64-linux err1.ll 2>&1 -o - | \
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; RUN: FileCheck %s --check-prefix=ERR
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!llvm.module.flags = !{!0}
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!0 = !{i32 1, !"aarch64-elf-pauthabi-platform", i32 2}
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;--- err2.ll
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; RUN: not llc -mtriple=aarch64-linux err2.ll 2>&1 -o - | \
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; RUN: FileCheck %s --check-prefix=ERR
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!llvm.module.flags = !{!0}
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!0 = !{i32 1, !"aarch64-elf-pauthabi-version", i32 31}
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