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;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2022-2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
; RUN: igc_opt -enable-debugify -igc-disable-loop-unroll -S < %s 2>&1 | FileCheck %s
; ------------------------------------------------
; DisableLoopUnrollOnRetry
; ------------------------------------------------
; Test checks that unroll md is updated
; Debug-info related check
; CHECK-NOT: WARNING
; CHECK: CheckModuleDebugify: PASS
define spir_kernel void @test_loopunroll(i32 %a, i32 %b, i32* %c) {
; CHECK-LABEL: @test_loopunroll(
; CHECK: br i1 {{.*}}, !llvm.loop [[LOOP_MD:![0-9]*]]
entry:
%0 = add i32 %a, %b
br label %bb1
bb1: ; preds = %bb1, %entry
%1 = phi i32 [ %a, %entry ], [ %3, %bb1 ]
%2 = icmp sgt i32 %1, 13
%3 = add i32 %1, 13
br i1 %2, label %bb1, label %end
end: ; preds = %bb1
store i32 %1, i32* %c, align 4
ret void
}
; CHECK-DAG: [[LOOP_MD]] = distinct !{[[LOOP_MD]], [[UNROLL_MD:![0-9]*]]}
; CHECK-DAG: [[UNROLL_MD]] = !{!"llvm.loop.unroll.disable"}
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