be9b4dab40
This PR is to introduce support for 'spirv.Decorations' metadata node in SPIR-V Backend. See also https://github.com/KhronosGroup/SPIRV-LLVM-Translator/blob/main/docs/SPIRVRepresentationInLLVM.rst that describes `spirv.Decorations` as an important part of SPIRV-friendly LLVM IR.
32 lines
1.1 KiB
LLVM
32 lines
1.1 KiB
LLVM
; RUN: llc -O0 -mtriple=spirv64v1.4-unknown-unknown %s -o - | FileCheck %s
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64v1.4-unknown-unknown %s -o - -filetype=obj | spirv-val %}
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; CHECK-DAG: OpName %[[#GV:]] "v"
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; CHECK-DAG: OpName %[[#FunBar:]] "bar"
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; CHECK-DAG: OpDecorate %[[#GV]] LinkageAttributes "v" Export
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; CHECK-DAG: OpDecorate %[[#GV]] Constant
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; CHECK-DAG: OpDecorate %[[#Idx:]] UserSemantic "SemanticValue"
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; CHECK: %[[#FunBar]] = OpFunction
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; CHECK: %[[#Idx]] = OpInBoundsPtrAccessChain
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@v = addrspace(1) global i32 0, !spirv.Decorations !0
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define spir_kernel void @foo() {
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entry:
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%pv = load ptr addrspace(1), ptr addrspace(1) @v
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store i32 3, ptr addrspace(1) %pv
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ret void
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}
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define spir_kernel void @bar(ptr addrspace(1) %arg) {
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entry:
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%idx = getelementptr inbounds i32, ptr addrspace(1) %arg, i64 1, !spirv.Decorations !3
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ret void
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}
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!0 = !{!1, !2}
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!1 = !{i32 22} ; 22 is Constant decoration
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!2 = !{i32 41, !"v", i32 0} ; 41 is LinkageAttributes decoration with 2 extra operands
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!3 = !{!4}
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!4 = !{i32 5635, !"SemanticValue"} ; 5635 is UserSemantic decoration
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