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https://github.com/intel/intel-graphics-compiler.git
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9e80e069bb
Handle the special opaque pointers case when a GEP user indexing into a non-structure type because leading zero indices are omitted.
42 lines
1.5 KiB
LLVM
42 lines
1.5 KiB
LLVM
;=========================== begin_copyright_notice ============================
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;
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; Copyright (C) 2025 Intel Corporation
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;
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; SPDX-License-Identifier: MIT
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;
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;============================ end_copyright_notice =============================
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; RUN: %opt_opaque_ptrs %use_old_pass_manager% -GenXStructSplitter -dce -vc-struct-splitting=1 -march=genx64 -mcpu=XeLP -S < %s | FileCheck %s --check-prefixes=CHECK
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%struct1 = type { [6 x %struct2] }
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%struct2 = type { [129 x float] }
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; CHECK-LABEL: @test1
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define dllexport spir_kernel void @test1(float %val, i64 %idx1, i64 %idx2) {
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entry:
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; CHECK: [[ALLOCA_F:%.*]] = alloca [6 x %struct2]
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%alloca = alloca %struct1
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; CHECK-NEXT: [[GEP1_SPLIT:%.*]] = getelementptr [6 x %struct2], ptr [[ALLOCA_F]], i64 0, i64 %idx1
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%gep1 = getelementptr [6 x %struct2], ptr %alloca, i64 0, i64 %idx1
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; CHECK-NEXT: [[GEP2:%.*]] = getelementptr [129 x float], ptr [[GEP1_SPLIT]], i64 0, i64 %idx2
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%gep2 = getelementptr [129 x float], ptr %gep1, i64 0, i64 %idx2
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; CHECK-NEXT: store float %val, ptr [[GEP2]]
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store float %val, ptr %gep2
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; CHECK-NEXT: ret void
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ret void
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}
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; CHECK-LABEL: @test2
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define dllexport spir_kernel void @test2(float %val, i64 %idx) {
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entry:
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; CHECK: [[ALLOCA_F:%.*]] = alloca [6 x %struct2]
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%alloca = alloca %struct1
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; CHECK-NEXT: [[GEP_SPLIT:%.*]] = getelementptr [129 x float], ptr [[ALLOCA_F]], i64 0, i64 %idx
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%gep = getelementptr [129 x float], ptr %alloca, i64 0, i64 %idx
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; CHECK-NEXT: store float %val, ptr [[GEP_SPLIT]]
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store float %val, ptr %gep
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; CHECK-NEXT: ret void
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ret void
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}
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