https://github.com/mmoadeli created https://github.com/llvm/llvm-project/pull/78759
- Address space cast of nullptr in local_space into a generic_space for the CUDA backend. The reason for this cast was having invalid local memory base address for the associated variable. - In the context of AMD GPU, assigns a NULL value as ~0 for the address spaces of sycl_local and sycl_private to match the ones for opencl_local and opencl_private. >From 286ac8f3ea6aec711827ccab9608b010e78b18cf Mon Sep 17 00:00:00 2001 From: m moadeli <mahmoud.moad...@codeplay.com> Date: Fri, 19 Jan 2024 18:42:24 +0000 Subject: [PATCH] - Address space cast of a `local_space` specialized `nullptr` into a generic space for the CUDA backend. - In the context of AMD GPU, assigns a NULL value of `~0` for the address spaces of `sycl_local` and `sycl_private` --- clang/lib/Basic/Targets/AMDGPU.h | 6 +- clang/lib/CodeGen/Targets/NVPTX.cpp | 18 +++ .../CodeGenSYCL/address-space-conversions.cpp | 4 + .../amd-address-space-conversions.cpp | 128 ++++++++++++++++++ .../cuda-address-space-conversions.cpp | 122 +++++++++++++++++ 5 files changed, 276 insertions(+), 2 deletions(-) create mode 100644 clang/test/CodeGenSYCL/amd-address-space-conversions.cpp create mode 100644 clang/test/CodeGenSYCL/cuda-address-space-conversions.cpp diff --git a/clang/lib/Basic/Targets/AMDGPU.h b/clang/lib/Basic/Targets/AMDGPU.h index 90a1516ecdd20d..94d6ee7f5f72df 100644 --- a/clang/lib/Basic/Targets/AMDGPU.h +++ b/clang/lib/Basic/Targets/AMDGPU.h @@ -418,8 +418,10 @@ class LLVM_LIBRARY_VISIBILITY AMDGPUTargetInfo final : public TargetInfo { // value ~0. uint64_t getNullPointerValue(LangAS AS) const override { // FIXME: Also should handle region. - return (AS == LangAS::opencl_local || AS == LangAS::opencl_private) - ? ~0 : 0; + return (AS == LangAS::opencl_local || AS == LangAS::opencl_private || + AS == LangAS::sycl_local || AS == LangAS::sycl_private) + ? ~0 + : 0; } void setAuxTarget(const TargetInfo *Aux) override; diff --git a/clang/lib/CodeGen/Targets/NVPTX.cpp b/clang/lib/CodeGen/Targets/NVPTX.cpp index d0dc7c258a03a6..8718f1ecf3a7e0 100644 --- a/clang/lib/CodeGen/Targets/NVPTX.cpp +++ b/clang/lib/CodeGen/Targets/NVPTX.cpp @@ -47,6 +47,10 @@ class NVPTXTargetCodeGenInfo : public TargetCodeGenInfo { CodeGen::CodeGenModule &M) const override; bool shouldEmitStaticExternCAliases() const override; + llvm::Constant *getNullPointer(const CodeGen::CodeGenModule &CGM, + llvm::PointerType *T, + QualType QT) const override; + llvm::Type *getCUDADeviceBuiltinSurfaceDeviceType() const override { // On the device side, surface reference is represented as an object handle // in 64-bit integer. @@ -285,6 +289,20 @@ void NVPTXTargetCodeGenInfo::addNVVMMetadata(llvm::GlobalValue *GV, bool NVPTXTargetCodeGenInfo::shouldEmitStaticExternCAliases() const { return false; } + +llvm::Constant * +NVPTXTargetCodeGenInfo::getNullPointer(const CodeGen::CodeGenModule &CGM, + llvm::PointerType *PT, + QualType QT) const { + auto &Ctx = CGM.getContext(); + if (PT->getAddressSpace() != Ctx.getTargetAddressSpace(LangAS::opencl_local)) + return llvm::ConstantPointerNull::get(PT); + + auto NPT = llvm::PointerType::get( + PT->getContext(), Ctx.getTargetAddressSpace(LangAS::opencl_generic)); + return llvm::ConstantExpr::getAddrSpaceCast( + llvm::ConstantPointerNull::get(NPT), PT); +} } void CodeGenModule::handleCUDALaunchBoundsAttr(llvm::Function *F, diff --git a/clang/test/CodeGenSYCL/address-space-conversions.cpp b/clang/test/CodeGenSYCL/address-space-conversions.cpp index 3933ad375412da..10a181318a174b 100644 --- a/clang/test/CodeGenSYCL/address-space-conversions.cpp +++ b/clang/test/CodeGenSYCL/address-space-conversions.cpp @@ -25,6 +25,10 @@ void usages() { __attribute__((opencl_local)) int *LOC; // CHECK-DAG: [[NoAS:%[a-zA-Z0-9]+]] = alloca ptr addrspace(4) // CHECK-DAG: [[NoAS]].ascast = addrspacecast ptr [[NoAS]] to ptr addrspace(4) + LOC = nullptr; + // CHECK-DAG: store ptr addrspace(3) null, ptr addrspace(4) [[LOC]].ascast, align 8 + GLOB = nullptr; + // CHECK-DAG: store ptr addrspace(1) null, ptr addrspace(4) [[GLOB]].ascast, align 8 int *NoAS; // CHECK-DAG: [[PRIV:%[a-zA-Z0-9]+]] = alloca ptr // CHECK-DAG: [[PRIV]].ascast = addrspacecast ptr [[PRIV]] to ptr addrspace(4) diff --git a/clang/test/CodeGenSYCL/amd-address-space-conversions.cpp b/clang/test/CodeGenSYCL/amd-address-space-conversions.cpp new file mode 100644 index 00000000000000..35da61cd8cbbe3 --- /dev/null +++ b/clang/test/CodeGenSYCL/amd-address-space-conversions.cpp @@ -0,0 +1,128 @@ +// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fsycl-is-device -disable-llvm-passes -emit-llvm %s -o - | FileCheck %s +void bar(int &Data) {} +// CHECK-DAG: define dso_local void @[[RAW_REF:[a-zA-Z0-9_]+]](ptr noundef nonnull align 4 dereferenceable(4) % +void bar2(int &Data) {} +// CHECK-DAG: define dso_local void @[[RAW_REF2:[a-zA-Z0-9_]+]](ptr noundef nonnull align 4 dereferenceable(4) % +void bar(__attribute__((opencl_local)) int &Data) {} +// CHECK-DAG: define dso_local void @[[LOCAL_REF:[a-zA-Z0-9_]+]](ptr addrspace(3) noundef align 4 dereferenceable(4) % +void foo(int *Data) {} +// CHECK-DAG: define dso_local void @[[RAW_PTR:[a-zA-Z0-9_]+]](ptr noundef % +void foo2(int *Data) {} +// CHECK-DAG: define dso_local void @[[RAW_PTR2:[a-zA-Z0-9_]+]](ptr noundef % +void foo(__attribute__((opencl_local)) int *Data) {} +// CHECK-DAG: define dso_local void @[[LOC_PTR:[a-zA-Z0-9_]+]](ptr addrspace(3) noundef % + +template <typename T> +void tmpl(T t); +// See Check Lines below. + +void usages() { + __attribute__((opencl_global)) int *GLOB; + // CHECK-DAG: [[GLOB:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8, addrspace(5) + __attribute__((opencl_local)) int *LOC; + // CHECK-DAG: [[LOC:%[a-zA-Z0-9]+]] = alloca ptr addrspace(3), align 4, addrspace(5) + LOC = nullptr; + // CHECK-DAG: store ptr addrspace(3) addrspacecast (ptr null to ptr addrspace(3)), ptr [[LOC]].ascast, align 4 + GLOB = nullptr; + // CHECK-DAG: store ptr addrspace(1) null, ptr [[GLOB]].ascast, align 8 + int *NoAS; + // CHECK-DAG: [[NoAS:%[a-zA-Z0-9]+]] = alloca ptr, align 8, addrspace(5) + __attribute__((opencl_private)) int *PRIV; + // CHECK-DAG: [[PRIV:%[a-zA-Z0-9]+]] = alloca ptr addrspace(5), align 4, addrspace(5) + __attribute__((opencl_global_device)) int *GLOBDEVICE; + // CHECK-DAG: [[GLOB_DEVICE:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8, addrspace(5) + __attribute__((opencl_global_host)) int *GLOBHOST; + // CHECK-DAG: [[GLOB_HOST:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8, addrspace(5) + NoAS = (int *)GLOB; + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: store ptr [[GLOB_CAST]], ptr [[NoAS]].ascast, align 8 + NoAS = (int *)LOC; + // CHECK-DAG: [[LOC_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: [[LOC_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD]] to ptr + // CHECK-DAG: store ptr [[LOC_CAST]], ptr [[NoAS]].ascast, align 8 + NoAS = (int *)PRIV; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(5), ptr [[PRIV]].ascast, align 4 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(5) [[NoAS_LOAD]] to ptr + // CHECK-DAG: store ptr %5, ptr [[NoAS]].ascast, align 8 + GLOB = (__attribute__((opencl_global)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr %6 to ptr addrspace(1) + // CHECK-DAG: store ptr addrspace(1) %7, ptr [[GLOB]].ascast, align 8 + LOC = (__attribute__((opencl_local)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr [[NoAS_LOAD]] to ptr addrspace(3) + // CHECK-DAG: store ptr addrspace(3) %9, ptr [[LOC]].ascast, align 4 + PRIV = (__attribute__((opencl_private)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr [[NoAS_LOAD]] to ptr addrspace(5) + // CHECK-DAG: store ptr addrspace(5) [[NoAS_CAST]], ptr [[PRIV]].ascast, align 4 + GLOB = (__attribute__((opencl_global)) int *)GLOBDEVICE; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]]DEVICE.ascast, align 8 + // CHECK-DAG: store ptr addrspace(1) [[NoAS_LOAD]], ptr [[GLOB]].ascast, align 8 + GLOB = (__attribute__((opencl_global)) int *)GLOBHOST; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]]HOST.ascast, align 8 + // CHECK-DAG: tore ptr addrspace(1) [[NoAS_LOAD]], ptr [[GLOB]].ascast, align 8 + bar(*GLOB); + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: call void @[[RAW_REF]](ptr noundef nonnull align 4 dereferenceable(4) [[GLOB_CAST]]) + bar2(*GLOB); + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: call void @[[RAW_REF2]](ptr noundef nonnull align 4 dereferenceable(4) [[GLOB_CAST]]) + bar(*LOC); + // CHECK-DAG: [[LOC_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: call void @_Z3barRU3AS3i(ptr addrspace(3) noundef align 4 dereferenceable(4) [[LOC_LOAD]]) + bar2(*LOC); + // CHECK-DAG: [[LOC_LOAD2:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: [[LOC_CAST2:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD2]] to ptr + // CHECK-DAG: call void @_Z4bar2Ri(ptr noundef nonnull align 4 dereferenceable(4) [[LOC_CAST2]]) + bar(*NoAS); + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: call void @_Z3barRi(ptr noundef nonnull align 4 dereferenceable(4) [[NoAS_LOAD]]) + bar2(*NoAS); + // CHECK-DAG: [[NoAS_LOAD2:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: call void @_Z4bar2Ri(ptr noundef nonnull align 4 dereferenceable(4) [[NoAS_LOAD2]]) + foo(GLOB); + // CHECK-DAG: [[GLOB_LOAD3:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: [[GLOB_CAST3:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD3]] to ptr + // CHECK-DAG: call void @[[RAW_PTR]](ptr noundef [[GLOB_CAST3]]) + foo2(GLOB); + // CHECK-DAG: [[GLOB_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: [[GLOB_CAST4:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD4]] to ptr + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[GLOB_CAST4]]) + foo(LOC); + // CHECK-DAG: [[LOC_LOAD3:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: call void @[[LOC_PTR]](ptr addrspace(3) noundef [[LOC_LOAD3]]) + foo2(LOC); + // CHECK-DAG: [[LOC_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: [[LOC_CAST4:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD4]] to ptr + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[LOC_CAST4]]) + foo(NoAS); + // CHECK-DAG: [[NoAS_LOAD3:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: call void @[[RAW_PTR]](ptr noundef [[NoAS_LOAD3]]) + foo2(NoAS); + // CHECK-DAG: [[NoAS_LOAD4:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[NoAS_LOAD4]]) + + // Ensure that we still get 3 different template instantiations. + tmpl(GLOB); + // CHECK-DAG: [[GLOB_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]].ascast, align 8 + // CHECK-DAG: call void @_Z4tmplIPU3AS1iEvT_(ptr addrspace(1) noundef [[GLOB_LOAD4]]) + tmpl(LOC); + // CHECK-DAG: [[LOC_LOAD5:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]].ascast, align 4 + // CHECK-DAG: call void @_Z4tmplIPU3AS3iEvT_(ptr addrspace(3) noundef [[LOC_LOAD5]]) + tmpl(PRIV); + // CHECK-DAG: [[PRIV_LOAD5:%[a-zA-Z0-9]+]] = load ptr addrspace(5), ptr [[PRIV]].ascast, align 4 + // CHECK-DAG: call void @_Z4tmplIPU3AS5iEvT_(ptr addrspace(5) noundef [[PRIV_LOAD5]]) + tmpl(NoAS); + // CHECK-DAG: [[NoAS_LOAD5:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]].ascast, align 8 + // CHECK-DAG: call void @_Z4tmplIPiEvT_(ptr noundef [[NoAS_LOAD5]]) +} + +// CHECK-DAG: declare void @_Z4tmplIPU3AS1iEvT_(ptr addrspace(1) noundef) +// CHECK-DAG: declare void @_Z4tmplIPU3AS3iEvT_(ptr addrspace(3) noundef) +// CHECK-DAG: declare void @_Z4tmplIPU3AS5iEvT_(ptr addrspace(5) noundef) +// CHECK-DAG: declare void @_Z4tmplIPiEvT_(ptr noundef) + diff --git a/clang/test/CodeGenSYCL/cuda-address-space-conversions.cpp b/clang/test/CodeGenSYCL/cuda-address-space-conversions.cpp new file mode 100644 index 00000000000000..82b80d8fc6b6ff --- /dev/null +++ b/clang/test/CodeGenSYCL/cuda-address-space-conversions.cpp @@ -0,0 +1,122 @@ +// RUN: %clang_cc1 -triple nvptx64-nvidia-cuda -fsycl-is-device -disable-llvm-passes -emit-llvm %s -o - | FileCheck %s +void bar(int &Data) {} +// CHECK-DAG: define dso_local void @[[RAW_REF:[a-zA-Z0-9_]+]](ptr noundef nonnull align 4 dereferenceable(4) % +void bar2(int &Data) {} +// CHECK-DAG: define dso_local void @[[RAW_REF2:[a-zA-Z0-9_]+]](ptr noundef nonnull align 4 dereferenceable(4) % +void bar(__attribute__((opencl_local)) int &Data) {} +// CHECK-DAG: define dso_local void @[[LOCAL_REF:[a-zA-Z0-9_]+]](ptr addrspace(3) noundef align 4 dereferenceable(4) % +void foo(int *Data) {} +// CHECK-DAG: define dso_local void @[[RAW_PTR:[a-zA-Z0-9_]+]](ptr noundef % +void foo2(int *Data) {} +// CHECK-DAG: define dso_local void @[[RAW_PTR2:[a-zA-Z0-9_]+]](ptr noundef % +void foo(__attribute__((opencl_local)) int *Data) {} +// CHECK-DAG: define dso_local void @[[LOC_PTR:[a-zA-Z0-9_]+]](ptr addrspace(3) noundef % + +template <typename T> +void tmpl(T t); +// See Check Lines below. + +void usages() { + __attribute__((opencl_global)) int *GLOB; + // CHECK-DAG: [[GLOB:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8 + __attribute__((opencl_local)) int *LOC; + // CHECK-DAG: [[LOC:%[a-zA-Z0-9]+]] = alloca ptr addrspace(3), align 8 + LOC = nullptr; + // CHECK-DAG: store ptr addrspace(3) addrspacecast (ptr null to ptr addrspace(3)), ptr [[LOC]], align 8 + GLOB = nullptr; + // CHECK-DAG: store ptr addrspace(1) null, ptr [[GLOB]], align 8 + int *NoAS; + // CHECK-DAG: [[NoAS:%[a-zA-Z0-9]+]] = alloca ptr, align 8 + __attribute__((opencl_private)) int *PRIV; + // CHECK-DAG: [[PRIV:%[a-zA-Z0-9]+]] = alloca ptr, align 8 + __attribute__((opencl_global_device)) int *GLOBDEVICE; + // CHECK-DAG: [[GLOB_DEVICE:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8 + __attribute__((opencl_global_host)) int *GLOBHOST; + // CHECK-DAG: [[GLOB_HOST:%[a-zA-Z0-9]+]] = alloca ptr addrspace(1), align 8 + NoAS = (int *)GLOB; + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: store ptr [[GLOB_CAST]], ptr [[NoAS]], align 8 + NoAS = (int *)LOC; + // CHECK-DAG: [[LOC_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: [[LOC_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD]] to ptr + // CHECK-DAG: store ptr [[LOC_CAST]], ptr [[NoAS]], align 8 + NoAS = (int *)PRIV; + // CHECK-DAG: [[LOC_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[PRIV]], align 8 + // CHECK-DAG: store ptr [[LOC_LOAD]], ptr [[NoAS]], align 8 + GLOB = (__attribute__((opencl_global)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr [[NoAS_LOAD]] to ptr addrspace(1) + // CHECK-DAG: store ptr addrspace(1) [[NoAS_CAST]], ptr [[GLOB]], align 8 + LOC = (__attribute__((opencl_local)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: [[NoAS_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr [[NoAS_LOAD]] to ptr addrspace(3) + // CHECK-DAG: store ptr addrspace(3) [[NoAS_CAST]], ptr [[LOC]], align 8 + PRIV = (__attribute__((opencl_private)) int *)NoAS; + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: store ptr [[NoAS_LOAD]], ptr [[PRIV]], align 8 + GLOB = (__attribute__((opencl_global)) int *)GLOBDEVICE; + // CHECK-DAG: [[GLOBDEVICE_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB_DEVICE]], align 8 + // CHECK-DAG: store ptr addrspace(1) [[GLOBDEVICE_LOAD]], ptr %GLOB, align 8 + GLOB = (__attribute__((opencl_global)) int *)GLOBHOST; + // CHECK-DAG: [[GLOB_HOST_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB_HOST]], align 8 + // CHECK-DAG: store ptr addrspace(1) [[GLOB_HOST_LOAD]], ptr [[GLOB]], align 8 + bar(*GLOB); + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: call void @[[RAW_REF]](ptr noundef nonnull align 4 dereferenceable(4) [[GLOB_CAST]]) + bar2(*GLOB); + // CHECK-DAG: [[GLOB_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: [[GLOB_CAST:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD]] to ptr + // CHECK-DAG: call void @[[RAW_REF2]](ptr noundef nonnull align 4 dereferenceable(4) [[GLOB_CAST]]) + bar(*LOC); + // CHECK-DAG: [[LOC_LOAD:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: call void @[[LOCAL_REF]](ptr addrspace(3) noundef align 4 dereferenceable(4) [[LOC_LOAD]]) + bar2(*LOC); + // CHECK-DAG: [[LOC_LOAD2:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: [[LOC_CAST2:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD2]] to ptr + // CHECK-DAG: call void @[[RAW_REF2]](ptr noundef nonnull align 4 dereferenceable(4) [[LOC_CAST2]]) + bar(*NoAS); + // CHECK-DAG: [[NoAS_LOAD:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: call void @[[RAW_REF]](ptr noundef nonnull align 4 dereferenceable(4) [[NoAS_LOAD]]) + bar2(*NoAS); + // CHECK-DAG: [[NoAS_LOAD2:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: call void @[[RAW_REF2]](ptr noundef nonnull align 4 dereferenceable(4) [[NoAS_LOAD2]]) + foo(GLOB); + // CHECK-DAG: [[GLOB_LOAD3:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: [[GLOB_CAST3:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD3]] to ptr + // CHECK-DAG: call void @[[RAW_PTR]](ptr noundef [[GLOB_CAST3]]) + foo2(GLOB); + // CHECK-DAG: [[GLOB_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: [[GLOB_CAST4:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(1) [[GLOB_LOAD4]] to ptr + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[GLOB_CAST4]]) + foo(LOC); + // CHECK-DAG: [[LOC_LOAD3:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: call void @[[LOC_PTR]](ptr addrspace(3) noundef [[LOC_LOAD3]]) + foo2(LOC); + // CHECK-DAG: [[LOC_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: [[LOC_CAST4:%[a-zA-Z0-9]+]] = addrspacecast ptr addrspace(3) [[LOC_LOAD4]] to ptr + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[LOC_CAST4]]) + foo(NoAS); + // CHECK-DAG: [[NoAS_LOAD3:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: call void @[[RAW_PTR]](ptr noundef [[NoAS_LOAD3]]) + foo2(NoAS); + // CHECK-DAG: [[NoAS_LOAD4:%[a-zA-Z0-9]+]] = load ptr, ptr [[NoAS]], align 8 + // CHECK-DAG: call void @[[RAW_PTR2]](ptr noundef [[NoAS_LOAD4]]) + tmpl(GLOB); + // CHECK-DAG: [[GLOB_LOAD4:%[a-zA-Z0-9]+]] = load ptr addrspace(1), ptr [[GLOB]], align 8 + // CHECK-DAG: call void @_Z4tmplIPU3AS1iEvT_(ptr addrspace(1) noundef [[GLOB_LOAD4]]) + tmpl(LOC); + // CHECK-DAG: [[LOC_LOAD5:%[a-zA-Z0-9]+]] = load ptr addrspace(3), ptr [[LOC]], align 8 + // CHECK-DAG: call void @_Z4tmplIPU3AS3iEvT_(ptr addrspace(3) noundef [[LOC_LOAD5]]) + tmpl(PRIV); + // CHECK-DAG: [[PRIV_LOAD5:%[a-zA-Z0-9]+]] = load ptr, ptr [[PRIV]], align 8 + // CHECK-DAG: call void @_Z4tmplIPiEvT_(ptr noundef [[PRIV_LOAD5]]) + tmpl(NoAS); +// CHECK-DAG: %33 = load ptr, ptr %NoAS, align 8 +// CHECK-DAG: call void @_Z4tmplIPiEvT_(ptr noundef %33) +} + +// CHECK-DAG: declare void @_Z4tmplIPU3AS1iEvT_(ptr addrspace(1) noundef) +// CHECK-DAG: declare void @_Z4tmplIPU3AS3iEvT_(ptr addrspace(3) noundef) +// CHECK-DAG: declare void @_Z4tmplIPiEvT_(ptr noundef) _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits