File: cmpxchg.ll

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intel-graphics-compiler2 2.18.5-1
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;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
;
; RUN: %opt_typed_ptrs %use_old_pass_manager% -GenXCountIndirectStateless -march=genx64 -mtriple=spir64-unknown-unknown -mcpu=XeHPC -S < %s | FileCheck %s --check-prefixes=CHECK,CHECK-TYPED-PTRS
; RUN: %opt_opaque_ptrs %use_old_pass_manager% -GenXCountIndirectStateless -march=genx64 -mtriple=spir64-unknown-unknown -mcpu=XeHPC -S < %s | FileCheck %s --check-prefixes=CHECK,CHECK-OPAQUE-PTRS

define spir_kernel void @kernel(i32 addrspace(1)* addrspace(1)* %pptr, i64 %i, i64 %j) #0 {
  %pptri = getelementptr i32 addrspace(1) *, i32 addrspace(1)* addrspace (1)* %pptr, i64 %i
  %pcast = bitcast i32 addrspace(1)* addrspace(1)* %pptri to i64 addrspace(1)*
  %cas = cmpxchg i64 addrspace(1)* %pcast, i64 %j, i64 0 seq_cst seq_cst
  %pjcast = extractvalue { i64, i1 } %cas, 0
  %ptrj = inttoptr i64 %pjcast to i32 addrspace(1)*
  %val = load i32, i32 addrspace(1)* %ptrj
  ret void
}

attributes #0 = { nounwind "CMGenxMain" }

; CHECK: !genx.kernel.internal = !{[[KERNEL:![0-9]+]]}
!genx.kernels = !{!0}
!genx.kernel.internal = !{!4}

; CHECK-TYPED-PTRS: [[KERNEL]] = !{void (i32 addrspace(1)* addrspace(1)*, i64, i64)* @kernel, !{{[0-9]+}}, !{{[0-9]+}}, !{{[0-9]+}}, !{{[0-9]+}}, i32 1}
; CHECK-OPAQUE-PTRS: [[KERNEL]] = !{ptr @kernel, !{{[0-9]+}}, !{{[0-9]+}}, !{{[0-9]+}}, !{{[0-9]+}}, i32 1}
!0 = !{void (i32 addrspace(1)* addrspace(1)*, i64, i64)* @kernel, !"kernel", !1, i32 0, !2, !1, !3, i32 0}
!1 = !{i32 0, i32 0, i32 0}
!2 = !{i32 64, i32 72, i32 80}
!3 = !{!"svmptr_t", !"", !"svmptr_t"}
!4 = !{void (i32 addrspace(1)* addrspace(1)*, i64, i64)* @kernel, !1, !5, !6, !7, i32 0}
!5 = !{i32 0, i32 1, i32 2}
!6 = !{}
!7 = !{i32 255, i32 -1, i32 -1}