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;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
; RUN: %opt %use_old_pass_manager% -GenXModule -GenXUnbalingWrapper -GenXNumberingWrapper \
; RUN: -GenXLiveRangesWrapper -GenXCoalescingWrapper -march=genx64 \
; RUN: -mcpu=XeHPC -mtriple=spir64-unknown-unknown -S < %s
; Check that undoing copy elimination doesn't cause a crash caused by LR deletion
define spir_kernel void @test() #0 {
entry:
%add.i = add nuw i64 0, 0
%cmp6.not.i.i.not.not.iv32cast = bitcast i64 %add.i to <2 x i32>
br label %for.body.i.lr.ph
for.body.i.lr.ph: ; preds = %entry
br label %for.body.i
for.body.i: ; preds = %for.body.i.for.body.i_crit_edge, %for.body.i.lr.ph
%Gen.sroa.0.0.i8 = phi i64 [ %add.i, %for.body.i.lr.ph ], [ %int_emu.select.recast, %for.body.i.for.body.i_crit_edge ]
%bitcast = bitcast i64 %Gen.sroa.0.0.i8 to <1 x i64>
%rdregioni = call <16 x i64> @llvm.genx.rdregioni.v16i64.v1i64.i16(<1 x i64> %bitcast, i32 0, i32 0, i32 0, i16 0, i32 0)
%int_emu.select.partial_join = call <2 x i32> @llvm.genx.wrregioni.v2i32.v1i32.i16.i1(<2 x i32> %cmp6.not.i.i.not.not.iv32cast, <1 x i32> zeroinitializer, i32 0, i32 0, i32 0, i16 0, i32 0, i1 false)
%int_emu.select.recast = bitcast <2 x i32> %int_emu.select.partial_join to i64
br i1 false, label %for.body.i.for.body.i_crit_edge, label %for.body.i.exit_crit_edge
for.body.i.exit_crit_edge: ; preds = %for.body.i
ret void
for.body.i.for.body.i_crit_edge: ; preds = %for.body.i
br label %for.body.i
}
declare <2 x i32> @llvm.genx.wrregioni.v2i32.v1i32.i16.i1(<2 x i32>, <1 x i32>, i32, i32, i32, i16, i32, i1)
declare <16 x i64> @llvm.genx.rdregioni.v16i64.v1i64.i16(<1 x i64>, i32, i32, i32, i16, i32)
attributes #0 = { "CMGenxMain" }
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