39 lines
1.3 KiB
LLVM
39 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mtriple=aarch64-pc-windows-msvc %s -o - -global-isel -global-isel-abort=0 | FileCheck %s
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; Make sure we correctly fall back to SelectionDAG isel for unsupported stack protectors.
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define void @caller() sspreq {
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; CHECK-LABEL: caller:
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; CHECK: .seh_proc caller
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; CHECK-NEXT: // %bb.0: // %entry
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; CHECK-NEXT: sub sp, sp, #32
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; CHECK-NEXT: .seh_stackalloc 32
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; CHECK-NEXT: str x30, [sp, #16] // 8-byte Folded Spill
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; CHECK-NEXT: .seh_save_reg x30, 16
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; CHECK-NEXT: .seh_endprologue
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; CHECK-NEXT: adrp x8, __security_cookie
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; CHECK-NEXT: add x0, sp, #4
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; CHECK-NEXT: ldr x8, [x8, :lo12:__security_cookie]
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; CHECK-NEXT: str x8, [sp, #8]
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; CHECK-NEXT: bl callee
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; CHECK-NEXT: ldr x0, [sp, #8]
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; CHECK-NEXT: bl __security_check_cookie
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; CHECK-NEXT: .seh_startepilogue
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; CHECK-NEXT: ldr x30, [sp, #16] // 8-byte Folded Reload
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; CHECK-NEXT: .seh_save_reg x30, 16
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; CHECK-NEXT: add sp, sp, #32
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; CHECK-NEXT: .seh_stackalloc 32
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; CHECK-NEXT: .seh_endepilogue
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; CHECK-NEXT: ret
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; CHECK-NEXT: .seh_endfunclet
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; CHECK-NEXT: .seh_endproc
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entry:
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%x = alloca i32, align 4
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%0 = bitcast i32* %x to i8*
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call void @callee(i32* nonnull %x)
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ret void
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}
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declare void @callee(i32*)
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