xref: /llvm-project/llvm/test/CodeGen/SPIRV/opaque_pointers.ll (revision 43222bd3091db5403e3320d23a241a534c1eefec)
1; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK
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3; CHECK-DAG: %[[#Int32Ty:]] = OpTypeInt 32 0
4; CHECK-DAG: %[[#PtrInt32Ty:]] = OpTypePointer Function %[[#Int32Ty]]
5; CHECK-DAG: %[[#Int64Ty:]] = OpTypeInt 64 0
6; CHECK-DAG: %[[#PtrInt64Ty:]] = OpTypePointer Function %[[#Int64Ty]]
7; CHECK-DAG: %[[#FTy:]] = OpTypeFunction %[[#Int64Ty]] %[[#PtrInt32Ty]]
8; CHECK-DAG: %[[#Const:]] = OpConstant %[[#Int32Ty]] 0
9; CHECK: OpFunction %[[#Int64Ty]] None %[[#FTy]]
10; CHECK: %[[#Param:]] = OpFunctionParameter %[[#PtrInt32Ty]]
11; CHECK: OpStore %[[#Param]] %[[#Const]] Aligned 4
12; CHECK-DAG: %[[#Bitcast:]] = OpBitcast %[[#PtrInt64Ty]] %[[#Param]]
13; CHECK: %[[#Res:]] = OpLoad %[[#Int64Ty]] %[[#Bitcast]] Aligned 4
14; CHECK: OpReturnValue %[[#Res]]
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16define i64 @test(ptr %p) {
17  store i32 0, ptr %p, align 4
18  %v = load i64, ptr %p, align 4
19  ret i64 %v
20}
21