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TheRock/compiler/amd-llvm/llvm/test/Transforms/PreISelIntrinsicLowering/protected-field-pointer.ll
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2026-09-02 16:34:47 -07:00

43 lines
1.5 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 5
; RUN: opt -passes=pre-isel-intrinsic-lowering -mattr=+pauth -S < %s | FileCheck %s
target triple = "aarch64-unknown-linux-gnu"
@ds1 = external global i8
@ds2 = external global i8
;.
; CHECK: @ds1 = external global i8
; CHECK: @ds2 = hidden alias i8, inttoptr (i64 3573751839 to ptr)
;.
define i1 @compare(ptr %ptrptr) {
; CHECK-LABEL: define i1 @compare(
; CHECK-SAME: ptr [[PTRPTR:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: [[CMP1:%.*]] = icmp eq ptr [[PTRPTR]], null
; CHECK-NEXT: [[CMP2:%.*]] = icmp eq ptr null, [[PTRPTR]]
; CHECK-NEXT: [[CMP:%.*]] = or i1 [[CMP1]], [[CMP2]]
; CHECK-NEXT: ret i1 [[CMP]]
;
%protptrptr = call ptr @llvm.protected.field.ptr.p0(ptr %ptrptr, i64 3, i1 true) [ "deactivation-symbol"(ptr @ds1) ]
%cmp1 = icmp eq ptr %protptrptr, null
%cmp2 = icmp eq ptr null, %protptrptr
%cmp = or i1 %cmp1, %cmp2
ret i1 %cmp
}
define ptr @escape(ptr %ptrptr) {
; CHECK-LABEL: define ptr @escape(
; CHECK-SAME: ptr [[PTRPTR:%.*]]) #[[ATTR0]] {
; CHECK-NEXT: ret ptr [[PTRPTR]]
;
%protptrptr = call ptr @llvm.protected.field.ptr.p0(ptr %ptrptr, i64 3, i1 true) [ "deactivation-symbol"(ptr @ds2) ]
ret ptr %protptrptr
}
declare ptr @llvm.protected.field.ptr.p0(ptr, i64, i1 immarg)
;.
; CHECK: attributes #[[ATTR0]] = { "target-features"="+pauth" }
; CHECK: attributes #[[ATTR1:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(none) "target-features"="+pauth" }
;.