diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h | 214 |
1 files changed, 72 insertions, 142 deletions
diff --git a/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h b/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h index b0221031addf..926772809aa7 100644 --- a/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h +++ b/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.h @@ -19,6 +19,7 @@ #include "llvm/ADT/StringSet.h" #include "llvm/ADT/Triple.h" #include "llvm/Support/Compiler.h" +#include "llvm/Support/TargetParser.h" namespace clang { namespace targets { @@ -38,147 +39,47 @@ class LLVM_LIBRARY_VISIBILITY AMDGPUTargetInfo final : public TargetInfo { static const LangASMap AMDGPUDefIsGenMap; static const LangASMap AMDGPUDefIsPrivMap; - /// GPU kinds supported by the AMDGPU target. - enum GPUKind : uint32_t { - // Not specified processor. - GK_NONE = 0, - - // R600-based processors. - GK_R600, - GK_R630, - GK_RS880, - GK_RV670, - GK_RV710, - GK_RV730, - GK_RV770, - GK_CEDAR, - GK_CYPRESS, - GK_JUNIPER, - GK_REDWOOD, - GK_SUMO, - GK_BARTS, - GK_CAICOS, - GK_CAYMAN, - GK_TURKS, - - GK_R600_FIRST = GK_R600, - GK_R600_LAST = GK_TURKS, - - // AMDGCN-based processors. - GK_GFX600, - GK_GFX601, - GK_GFX700, - GK_GFX701, - GK_GFX702, - GK_GFX703, - GK_GFX704, - GK_GFX801, - GK_GFX802, - GK_GFX803, - GK_GFX810, - GK_GFX900, - GK_GFX902, - GK_GFX904, - GK_GFX906, - - GK_AMDGCN_FIRST = GK_GFX600, - GK_AMDGCN_LAST = GK_GFX906, - }; + llvm::AMDGPU::GPUKind GPUKind; + unsigned GPUFeatures; - struct GPUInfo { - llvm::StringLiteral Name; - llvm::StringLiteral CanonicalName; - AMDGPUTargetInfo::GPUKind Kind; - bool HasFMAF; - bool HasFastFMAF; - bool HasLDEXPF; - bool HasFP64; - bool HasFastFMA; - }; - static constexpr GPUInfo InvalidGPU = - {{""}, {""}, GK_NONE, false, false, false, false, false}; - static constexpr GPUInfo R600GPUs[26] = { - // Name Canonical Kind Has Has Has Has Has - // Name FMAF Fast LDEXPF FP64 Fast - // FMAF FMA - {{"r600"}, {"r600"}, GK_R600, false, false, false, false, false}, - {{"rv630"}, {"r600"}, GK_R600, false, false, false, false, false}, - {{"rv635"}, {"r600"}, GK_R600, false, false, false, false, false}, - {{"r630"}, {"r630"}, GK_R630, false, false, false, false, false}, - {{"rs780"}, {"rs880"}, GK_RS880, false, false, false, false, false}, - {{"rs880"}, {"rs880"}, GK_RS880, false, false, false, false, false}, - {{"rv610"}, {"rs880"}, GK_RS880, false, false, false, false, false}, - {{"rv620"}, {"rs880"}, GK_RS880, false, false, false, false, false}, - {{"rv670"}, {"rv670"}, GK_RV670, false, false, false, false, false}, - {{"rv710"}, {"rv710"}, GK_RV710, false, false, false, false, false}, - {{"rv730"}, {"rv730"}, GK_RV730, false, false, false, false, false}, - {{"rv740"}, {"rv770"}, GK_RV770, false, false, false, false, false}, - {{"rv770"}, {"rv770"}, GK_RV770, false, false, false, false, false}, - {{"cedar"}, {"cedar"}, GK_CEDAR, false, false, false, false, false}, - {{"palm"}, {"cedar"}, GK_CEDAR, false, false, false, false, false}, - {{"cypress"}, {"cypress"}, GK_CYPRESS, true, false, false, false, false}, - {{"hemlock"}, {"cypress"}, GK_CYPRESS, true, false, false, false, false}, - {{"juniper"}, {"juniper"}, GK_JUNIPER, false, false, false, false, false}, - {{"redwood"}, {"redwood"}, GK_REDWOOD, false, false, false, false, false}, - {{"sumo"}, {"sumo"}, GK_SUMO, false, false, false, false, false}, - {{"sumo2"}, {"sumo"}, GK_SUMO, false, false, false, false, false}, - {{"barts"}, {"barts"}, GK_BARTS, false, false, false, false, false}, - {{"caicos"}, {"caicos"}, GK_BARTS, false, false, false, false, false}, - {{"aruba"}, {"cayman"}, GK_CAYMAN, true, false, false, false, false}, - {{"cayman"}, {"cayman"}, GK_CAYMAN, true, false, false, false, false}, - {{"turks"}, {"turks"}, GK_TURKS, false, false, false, false, false}, - }; - static constexpr GPUInfo AMDGCNGPUs[32] = { - // Name Canonical Kind Has Has Has Has Has - // Name FMAF Fast LDEXPF FP64 Fast - // FMAF FMA - {{"gfx600"}, {"gfx600"}, GK_GFX600, true, true, true, true, true}, - {{"tahiti"}, {"gfx600"}, GK_GFX600, true, true, true, true, true}, - {{"gfx601"}, {"gfx601"}, GK_GFX601, true, false, true, true, true}, - {{"hainan"}, {"gfx601"}, GK_GFX601, true, false, true, true, true}, - {{"oland"}, {"gfx601"}, GK_GFX601, true, false, true, true, true}, - {{"pitcairn"}, {"gfx601"}, GK_GFX601, true, false, true, true, true}, - {{"verde"}, {"gfx601"}, GK_GFX601, true, false, true, true, true}, - {{"gfx700"}, {"gfx700"}, GK_GFX700, true, false, true, true, true}, - {{"kaveri"}, {"gfx700"}, GK_GFX700, true, false, true, true, true}, - {{"gfx701"}, {"gfx701"}, GK_GFX701, true, true, true, true, true}, - {{"hawaii"}, {"gfx701"}, GK_GFX701, true, true, true, true, true}, - {{"gfx702"}, {"gfx702"}, GK_GFX702, true, true, true, true, true}, - {{"gfx703"}, {"gfx703"}, GK_GFX703, true, false, true, true, true}, - {{"kabini"}, {"gfx703"}, GK_GFX703, true, false, true, true, true}, - {{"mullins"}, {"gfx703"}, GK_GFX703, true, false, true, true, true}, - {{"gfx704"}, {"gfx704"}, GK_GFX704, true, false, true, true, true}, - {{"bonaire"}, {"gfx704"}, GK_GFX704, true, false, true, true, true}, - {{"gfx801"}, {"gfx801"}, GK_GFX801, true, true, true, true, true}, - {{"carrizo"}, {"gfx801"}, GK_GFX801, true, true, true, true, true}, - {{"gfx802"}, {"gfx802"}, GK_GFX802, true, false, true, true, true}, - {{"iceland"}, {"gfx802"}, GK_GFX802, true, false, true, true, true}, - {{"tonga"}, {"gfx802"}, GK_GFX802, true, false, true, true, true}, - {{"gfx803"}, {"gfx803"}, GK_GFX803, true, false, true, true, true}, - {{"fiji"}, {"gfx803"}, GK_GFX803, true, false, true, true, true}, - {{"polaris10"}, {"gfx803"}, GK_GFX803, true, false, true, true, true}, - {{"polaris11"}, {"gfx803"}, GK_GFX803, true, false, true, true, true}, - {{"gfx810"}, {"gfx810"}, GK_GFX810, true, false, true, true, true}, - {{"stoney"}, {"gfx810"}, GK_GFX810, true, false, true, true, true}, - {{"gfx900"}, {"gfx900"}, GK_GFX900, true, true, true, true, true}, - {{"gfx902"}, {"gfx902"}, GK_GFX900, true, true, true, true, true}, - {{"gfx904"}, {"gfx904"}, GK_GFX904, true, true, true, true, true}, - {{"gfx906"}, {"gfx906"}, GK_GFX906, true, true, true, true, true}, - }; + bool hasFP64() const { + return getTriple().getArch() == llvm::Triple::amdgcn || + !!(GPUFeatures & llvm::AMDGPU::FEATURE_FP64); + } - static GPUInfo parseR600Name(StringRef Name); + /// Has fast fma f32 + bool hasFastFMAF() const { + return !!(GPUFeatures & llvm::AMDGPU::FEATURE_FAST_FMA_F32); + } - static GPUInfo parseAMDGCNName(StringRef Name); + /// Has fast fma f64 + bool hasFastFMA() const { + return getTriple().getArch() == llvm::Triple::amdgcn; + } - GPUInfo parseGPUName(StringRef Name) const; + bool hasFMAF() const { + return getTriple().getArch() == llvm::Triple::amdgcn || + !!(GPUFeatures & llvm::AMDGPU::FEATURE_FMA); + } - GPUInfo GPU; + bool hasFullRateDenormalsF32() const { + return !!(GPUFeatures & llvm::AMDGPU::FEATURE_FAST_DENORMAL_F32); + } + + bool hasLDEXPF() const { + return getTriple().getArch() == llvm::Triple::amdgcn || + !!(GPUFeatures & llvm::AMDGPU::FEATURE_LDEXP); + } static bool isAMDGCN(const llvm::Triple &TT) { return TT.getArch() == llvm::Triple::amdgcn; } + static bool isR600(const llvm::Triple &TT) { + return TT.getArch() == llvm::Triple::r600; + } + public: AMDGPUTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts); @@ -187,10 +88,12 @@ public: void adjust(LangOptions &Opts) override; uint64_t getPointerWidthV(unsigned AddrSpace) const override { - if (GPU.Kind <= GK_R600_LAST) + if (isR600(getTriple())) return 32; + if (AddrSpace == Private || AddrSpace == Local) return 32; + return 64; } @@ -321,20 +224,22 @@ public: bool isValidCPUName(StringRef Name) const override { if (getTriple().getArch() == llvm::Triple::amdgcn) - return GK_NONE != parseAMDGCNName(Name).Kind; - else - return GK_NONE != parseR600Name(Name).Kind; + return llvm::AMDGPU::parseArchAMDGCN(Name) != llvm::AMDGPU::GK_NONE; + return llvm::AMDGPU::parseArchR600(Name) != llvm::AMDGPU::GK_NONE; } void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override; bool setCPU(const std::string &Name) override { - if (getTriple().getArch() == llvm::Triple::amdgcn) - GPU = parseAMDGCNName(Name); - else - GPU = parseR600Name(Name); + if (getTriple().getArch() == llvm::Triple::amdgcn) { + GPUKind = llvm::AMDGPU::parseArchAMDGCN(Name); + GPUFeatures = llvm::AMDGPU::getArchAttrAMDGCN(GPUKind); + } else { + GPUKind = llvm::AMDGPU::parseArchR600(Name); + GPUFeatures = llvm::AMDGPU::getArchAttrR600(GPUKind); + } - return GK_NONE != GPU.Kind; + return GPUKind != llvm::AMDGPU::GK_NONE; } void setSupportedOpenCLOpts() override { @@ -342,16 +247,20 @@ public: Opts.support("cl_clang_storage_class_specifiers"); Opts.support("cl_khr_icd"); - if (GPU.HasFP64) + bool IsAMDGCN = isAMDGCN(getTriple()); + + if (hasFP64()) Opts.support("cl_khr_fp64"); - if (GPU.Kind >= GK_CEDAR) { + + if (IsAMDGCN || GPUKind >= llvm::AMDGPU::GK_CEDAR) { Opts.support("cl_khr_byte_addressable_store"); Opts.support("cl_khr_global_int32_base_atomics"); Opts.support("cl_khr_global_int32_extended_atomics"); Opts.support("cl_khr_local_int32_base_atomics"); Opts.support("cl_khr_local_int32_extended_atomics"); } - if (GPU.Kind >= GK_AMDGCN_FIRST) { + + if (IsAMDGCN) { Opts.support("cl_khr_fp16"); Opts.support("cl_khr_int64_base_atomics"); Opts.support("cl_khr_int64_extended_atomics"); @@ -378,6 +287,27 @@ public: } } + LangAS getOpenCLBuiltinAddressSpace(unsigned AS) const override { + switch (AS) { + case 0: + return LangAS::opencl_generic; + case 1: + return LangAS::opencl_global; + case 3: + return LangAS::opencl_local; + case 4: + return LangAS::opencl_constant; + case 5: + return LangAS::opencl_private; + default: + return getLangASFromTargetAS(AS); + } + } + + LangAS getCUDABuiltinAddressSpace(unsigned AS) const override { + return LangAS::Default; + } + llvm::Optional<LangAS> getConstantAddressSpace() const override { return getLangASFromTargetAS(Constant); } |