diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td --- a/clang/include/clang/Driver/Options.td +++ b/clang/include/clang/Driver/Options.td @@ -2434,6 +2434,10 @@ Group; def mnodirect_move : Flag<["-"], "mno-direct-move">, Group; +def mpaired_vector_memops: Flag<["-"], "mpaired-vector-memops">, + Group; +def mnopaired_vector_memops: Flag<["-"], "mno-paired-vector-memops">, + Group; def mhtm : Flag<["-"], "mhtm">, Group; def mno_htm : Flag<["-"], "mno-htm">, Group; def mfprnd : Flag<["-"], "mfprnd">, Group; diff --git a/clang/lib/Basic/Targets/PPC.h b/clang/lib/Basic/Targets/PPC.h --- a/clang/lib/Basic/Targets/PPC.h +++ b/clang/lib/Basic/Targets/PPC.h @@ -69,6 +69,7 @@ bool HasExtDiv = false; bool HasP9Vector = false; bool HasSPE = false; + bool PairedVectorMemops = false; bool HasP10Vector = false; bool HasPCRelativeMemops = false; diff --git a/clang/lib/Basic/Targets/PPC.cpp b/clang/lib/Basic/Targets/PPC.cpp --- a/clang/lib/Basic/Targets/PPC.cpp +++ b/clang/lib/Basic/Targets/PPC.cpp @@ -64,6 +64,8 @@ LongDoubleFormat = &llvm::APFloat::IEEEdouble(); } else if (Feature == "-hard-float") { FloatABI = SoftFloat; + } else if (Feature == "+paired-vector-memops") { + PairedVectorMemops = true; } // TODO: Finish this list and add an assert that we've handled them // all. @@ -231,6 +233,7 @@ // - direct-move // - float128 // - power9-vector +// - paired-vector-memops // - power10-vector // then go ahead and error since the customer has expressed an incompatible // set of options. @@ -253,6 +256,7 @@ Found |= FindVSXSubfeature("+direct-move", "-mdirect-move"); Found |= FindVSXSubfeature("+float128", "-mfloat128"); Found |= FindVSXSubfeature("+power9-vector", "-mpower9-vector"); + Found |= FindVSXSubfeature("+paired-vector-memops", "-mpaired-vector-memops"); Found |= FindVSXSubfeature("+power10-vector", "-mpower10-vector"); // Return false if any vsx subfeatures was found. @@ -354,6 +358,7 @@ void PPCTargetInfo::addP10SpecificFeatures( llvm::StringMap &Features) const { Features["htm"] = false; // HTM was removed for P10. + Features["paired-vector-memops"] = true; Features["power10-vector"] = true; Features["pcrelative-memops"] = true; return; @@ -379,6 +384,7 @@ .Case("extdiv", HasExtDiv) .Case("float128", HasFloat128) .Case("power9-vector", HasP9Vector) + .Case("paired-vector-memops", PairedVectorMemops) .Case("power10-vector", HasP10Vector) .Case("pcrelative-memops", HasPCRelativeMemops) .Case("spe", HasSPE) @@ -395,6 +401,7 @@ .Case("direct-move", true) .Case("power8-vector", true) .Case("power9-vector", true) + .Case("paired-vector-memops", true) .Case("power10-vector", true) .Case("float128", true) .Default(false); @@ -414,11 +421,13 @@ if ((Name == "altivec") || (Name == "vsx")) Features["vsx"] = Features["direct-move"] = Features["power8-vector"] = Features["float128"] = Features["power9-vector"] = - Features["power10-vector"] = false; + Features["paired-vector-memops"] = Features["power10-vector"] = + false; if (Name == "power8-vector") - Features["power9-vector"] = Features["power10-vector"] = false; + Features["power9-vector"] = Features["paired-vector-memops"] = + Features["power10-vector"] = false; else if (Name == "power9-vector") - Features["power10-vector"] = false; + Features["paired-vector-memops"] = Features["power10-vector"] = false; if (Name == "pcrel") Features["pcrelative-memops"] = false; else diff --git a/clang/test/Driver/ppc-dependent-options.cpp b/clang/test/Driver/ppc-dependent-options.cpp --- a/clang/test/Driver/ppc-dependent-options.cpp +++ b/clang/test/Driver/ppc-dependent-options.cpp @@ -55,6 +55,10 @@ // RUN: FileCheck %s -check-prefix=CHECK-NVSX-FLT128 // RUN: not %clang -target powerpc64le-unknown-unknown -fsyntax-only \ +// RUN: -mcpu=power10 -std=c++11 -mno-vsx -mpaired-vector-memops %s 2>&1 | \ +// RUN: FileCheck %s -check-prefix=CHECK-NVSX-PAIRED-VEC-MEMOPS + +// RUN: not %clang -target powerpc64le-unknown-unknown -fsyntax-only \ // RUN: -mcpu=power9 -std=c++11 -mno-vsx -mfloat128 -mpower9-vector %s 2>&1 | \ // RUN: FileCheck %s -check-prefix=CHECK-NVSX-MULTI @@ -96,6 +100,7 @@ // CHECK-NVSX-P10V: error: option '-mpower10-vector' cannot be specified with '-mno-vsx' // CHECK-NVSX-FLT128: error: option '-mfloat128' cannot be specified with '-mno-vsx' // CHECK-NVSX-DMV: error: option '-mdirect-move' cannot be specified with '-mno-vsx' +// CHECK-NVSX-PAIRED-VEC-MEMOPS: error: option '-mpaired-vector-memops' cannot be specified with '-mno-vsx' // CHECK-NVSX-MULTI: error: option '-mfloat128' cannot be specified with '-mno-vsx' // CHECK-NVSX-MULTI: error: option '-mpower9-vector' cannot be specified with '-mno-vsx' // CHECK-NVSX: Neither enabled diff --git a/llvm/lib/Target/PowerPC/PPC.td b/llvm/lib/Target/PowerPC/PPC.td --- a/llvm/lib/Target/PowerPC/PPC.td +++ b/llvm/lib/Target/PowerPC/PPC.td @@ -237,6 +237,10 @@ SubtargetFeature<"pcrelative-memops", "HasPCRelativeMemops", "true", "Enable PC relative Memory Ops", [FeatureISA3_0]>; +def FeaturePairedVectorMemops: + SubtargetFeature<"paired-vector-memops", "PairedVectorMemops", "true", + "32Byte load and store instructions", + [FeatureISA3_0]>; def FeaturePredictableSelectIsExpensive : SubtargetFeature<"predictable-select-expensive", @@ -342,7 +346,7 @@ // still exist with the exception of those we know are Power9 specific. list P10AdditionalFeatures = [DirectivePwr10, FeatureISA3_1, FeaturePrefixInstrs, - FeaturePCRelativeMemops, FeatureP10Vector]; + FeaturePCRelativeMemops, FeatureP10Vector, FeaturePairedVectorMemops]; list P10SpecificFeatures = []; list P10InheritableFeatures = !listconcat(P9InheritableFeatures, P10AdditionalFeatures); diff --git a/llvm/lib/Target/PowerPC/PPCInstrPrefix.td b/llvm/lib/Target/PowerPC/PPCInstrPrefix.td --- a/llvm/lib/Target/PowerPC/PPCInstrPrefix.td +++ b/llvm/lib/Target/PowerPC/PPCInstrPrefix.td @@ -427,6 +427,7 @@ def PrefixInstrs : Predicate<"Subtarget->hasPrefixInstrs()">; def IsISA3_1 : Predicate<"Subtarget->isISA3_1()">; +def PairedVectorMemops : Predicate<"PPCSubTarget->pairedVectorMemops()">; let Predicates = [PrefixInstrs] in { let Interpretation64Bit = 1, isCodeGenOnly = 1 in { diff --git a/llvm/lib/Target/PowerPC/PPCScheduleP9.td b/llvm/lib/Target/PowerPC/PPCScheduleP9.td --- a/llvm/lib/Target/PowerPC/PPCScheduleP9.td +++ b/llvm/lib/Target/PowerPC/PPCScheduleP9.td @@ -43,8 +43,8 @@ // Do not support QPX (Quad Processing eXtension), SPE (Signal Processing // Engine), prefixed instructions on Power 9, PC relative mem ops, or // instructions introduced in ISA 3.1. - let UnsupportedFeatures = [HasQPX, HasSPE, PrefixInstrs, PCRelativeMemops, - IsISA3_1]; + let UnsupportedFeatures = [HasQPX, HasSPE, PrefixInstrs, PairedVectorMemops, + PCRelativeMemops, IsISA3_1]; } diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.h b/llvm/lib/Target/PowerPC/PPCSubtarget.h --- a/llvm/lib/Target/PowerPC/PPCSubtarget.h +++ b/llvm/lib/Target/PowerPC/PPCSubtarget.h @@ -146,6 +146,7 @@ bool VectorsUseTwoUnits; bool UsePPCPreRASchedStrategy; bool UsePPCPostRASchedStrategy; + bool PairedVectorMemops; bool PredictableSelectIsExpensive; POPCNTDKind HasPOPCNTD; @@ -266,6 +267,7 @@ bool hasP10Vector() const { return HasP10Vector; } bool hasPrefixInstrs() const { return HasPrefixInstrs; } bool hasPCRelativeMemops() const { return HasPCRelativeMemops; } + bool pairedVectorMemops() const { return PairedVectorMemops; } bool hasMFOCRF() const { return HasMFOCRF; } bool hasISEL() const { return HasISEL; } bool hasBPERMD() const { return HasBPERMD; } diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp --- a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp +++ b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp @@ -122,6 +122,7 @@ VectorsUseTwoUnits = false; UsePPCPreRASchedStrategy = false; UsePPCPostRASchedStrategy = false; + PairedVectorMemops = false; PredictableSelectIsExpensive = false; HasPOPCNTD = POPCNTD_Unavailable; diff --git a/llvm/test/CodeGen/PowerPC/future-check-features.ll b/llvm/test/CodeGen/PowerPC/future-check-features.ll --- a/llvm/test/CodeGen/PowerPC/future-check-features.ll +++ b/llvm/test/CodeGen/PowerPC/future-check-features.ll @@ -1,9 +1,9 @@ -; RUN: llc -mattr=pcrelative-memops,prefix-instrs -verify-machineinstrs \ -; RUN: -mtriple=powerpc64le-unknown-unknown -ppc-asm-full-reg-names \ -; RUN: %s -o - 2>&1 | FileCheck %s -; RUN: llc -mattr=pcrelative-memops,prefix-instrs -verify-machineinstrs \ -; RUN: -mtriple=powerpc64-unknown-unknown -ppc-asm-full-reg-names \ -; RUN: %s -o - 2>&1 | FileCheck %s +; RUN: llc -mattr=pcrelative-memops,prefix-instrs,paired-vector-memops \ +; RUN: -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown \ +; RUN: -ppc-asm-full-reg-names %s -o - 2>&1 | FileCheck %s +; RUN: llc -mattr=pcrelative-memops,prefix-instrs,paired-vector-memops \ +; RUN: -verify-machineinstrs -mtriple=powerpc64-unknown-unknown \ +; RUN: -ppc-asm-full-reg-names %s -o - 2>&1 | FileCheck %s define dso_local signext i32 @f() { entry: