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;=========================== begin_copyright_notice ============================
;
; Copyright (C) 2023-2024 Intel Corporation
;
; SPDX-License-Identifier: MIT
;
;============================ end_copyright_notice =============================
; REQUIRES: llvm-14-plus
; RUN: igc_opt --opaque-pointers %s -S -o - -igc-constant-coalescing | FileCheck %s
; The current version of ConstantCoalescing pass doesn't have an ability to optimize
; ldrawvector instructions that read global pointer from memory. This test has been
; implemented to confirm that the pass is able to detect that case, leave the module
; unchanged and bail out without any crash.
; TODO: Implement support for ldrawvector instructions that read global pointer from memory
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f80:128:128-v16:16:16-v24:32:32-v32:32:32-v48:64:64-v64:64:64-v96:128:128-v128:128:128-v192:256:256-v256:256:256-v512:512:512-v1024:1024:1024-a:64:64-f80:128:128-n8:16:32:64"
define <5 x ptr addrspace(1)> @f0(i32 %src) {
entry:
%0 = inttoptr i32 %src to ptr addrspace(2490368)
%1 = call <2 x ptr addrspace(1)> @llvm.genx.GenISA.ldrawvector.indexed.v2p1.p2490368(ptr addrspace(2490368) %0, i32 %src, i32 8, i1 false)
%2 = add i32 %src, 32
%3 = call <2 x ptr addrspace(1)> @llvm.genx.GenISA.ldrawvector.indexed.v2p1.p2490368(ptr addrspace(2490368) %0, i32 %2, i32 8, i1 false)
%4 = extractelement <2 x ptr addrspace(1)> %1, i32 0
%5 = extractelement <2 x ptr addrspace(1)> %1, i32 1
%6 = extractelement <2 x ptr addrspace(1)> %3, i32 0
%7 = extractelement <2 x ptr addrspace(1)> %3, i32 1
%8 = insertelement <5 x ptr addrspace(1)> undef, ptr addrspace(1) %4, i32 0
%9 = insertelement <5 x ptr addrspace(1)> %8, ptr addrspace(1) %5, i32 1
%10 = insertelement <5 x ptr addrspace(1)> %9, ptr addrspace(1) %6, i32 2
%11 = insertelement <5 x ptr addrspace(1)> %10, ptr addrspace(1) %7, i32 3
%12 = inttoptr i32 %src to ptr addrspace(2490368)
%13 = add i32 %2, 32
%14 = call ptr addrspace(1) @llvm.genx.GenISA.ldrawvector.indexed.p1.p2490368(ptr addrspace(2490368) %12, i32 %13, i32 8, i1 false)
%15 = insertelement <5 x ptr addrspace(1)> %10, ptr addrspace(1) %14, i32 5
ret <5 x ptr addrspace(1)> %15
}
; CHECK-LABEL: <5 x ptr addrspace(1)> @f0(i32 %src)
; CHECK: call <2 x ptr addrspace(1)> @llvm.genx.GenISA.ldrawvector.indexed.v2p1.p2490368(ptr addrspace(2490368) %0, i32 %src, i32 8, i1 false)
; CHECK: call <2 x ptr addrspace(1)> @llvm.genx.GenISA.ldrawvector.indexed.v2p1.p2490368(ptr addrspace(2490368) %0, i32 %2, i32 8, i1 false)
; CHECK: call ptr addrspace(1) @llvm.genx.GenISA.ldrawvector.indexed.p1.p2490368(ptr addrspace(2490368) %12, i32 %13, i32 8, i1 false)
declare <2 x ptr addrspace(1)> @llvm.genx.GenISA.ldrawvector.indexed.v2p1.p2490368(ptr addrspace(2490368), i32, i32, i1)
declare ptr addrspace(1) @llvm.genx.GenISA.ldrawvector.indexed.p1.p2490368(ptr addrspace(2490368), i32, i32, i1)
!igc.functions = !{!0}
!0 = !{ptr @f0, !1}
!1 = !{!2}
!2 = !{!"function_type", i32 0}
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