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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/wineh-pac.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

66 lines
2.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -mtriple=aarch64-windows | FileCheck %s
define dso_local i32 @func(ptr %g, i32 %a) "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" {
; CHECK-LABEL: func:
; CHECK: .seh_proc func
; CHECK-NEXT: // %bb.0: // %entry
; CHECK-NEXT: hint #27
; CHECK-NEXT: .seh_pac_sign_lr
; CHECK-NEXT: sub sp, sp, #16
; CHECK-NEXT: .seh_stackalloc 16
; CHECK-NEXT: stp x19, x30, [sp] // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_lrpair x19, 0
; CHECK-NEXT: .seh_endprologue
; CHECK-NEXT: mov w19, w1
; CHECK-NEXT: blr x0
; CHECK-NEXT: mov w0, w19
; CHECK-NEXT: .seh_startepilogue
; CHECK-NEXT: ldp x19, x30, [sp] // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_lrpair x19, 0
; CHECK-NEXT: add sp, sp, #16
; CHECK-NEXT: .seh_stackalloc 16
; CHECK-NEXT: hint #31
; CHECK-NEXT: .seh_pac_sign_lr
; CHECK-NEXT: .seh_endepilogue
; CHECK-NEXT: ret
; CHECK-NEXT: .seh_endfunclet
; CHECK-NEXT: .seh_endproc
entry:
tail call void %g() #2
ret i32 %a
}
;; For func2, check that the potentially folded autibsp+ret -> retab
;; is handled correctly - currently we inhibit producing retab here.
define dso_local i32 @func2(ptr %g, i32 %a) "sign-return-address"="non-leaf" "sign-return-address-key"="b_key" "target-features"="+v8.3a" {
; CHECK-LABEL: func2:
; CHECK: .seh_proc func2
; CHECK-NEXT: // %bb.0: // %entry
; CHECK-NEXT: pacibsp
; CHECK-NEXT: .seh_pac_sign_lr
; CHECK-NEXT: sub sp, sp, #16
; CHECK-NEXT: .seh_stackalloc 16
; CHECK-NEXT: stp x19, x30, [sp] // 16-byte Folded Spill
; CHECK-NEXT: .seh_save_lrpair x19, 0
; CHECK-NEXT: .seh_endprologue
; CHECK-NEXT: mov w19, w1
; CHECK-NEXT: blr x0
; CHECK-NEXT: mov w0, w19
; CHECK-NEXT: .seh_startepilogue
; CHECK-NEXT: ldp x19, x30, [sp] // 16-byte Folded Reload
; CHECK-NEXT: .seh_save_lrpair x19, 0
; CHECK-NEXT: add sp, sp, #16
; CHECK-NEXT: .seh_stackalloc 16
; CHECK-NEXT: autibsp
; CHECK-NEXT: .seh_pac_sign_lr
; CHECK-NEXT: .seh_endepilogue
; CHECK-NEXT: ret
; CHECK-NEXT: .seh_endfunclet
; CHECK-NEXT: .seh_endproc
entry:
tail call void %g() #2
ret i32 %a
}