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-rw-r--r--contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.cpp309
1 files changed, 131 insertions, 178 deletions
diff --git a/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.cpp b/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.cpp
index 4c510e47379f..b6b9aa2f1244 100644
--- a/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.cpp
+++ b/contrib/llvm/tools/clang/lib/Basic/Targets/AMDGPU.cpp
@@ -30,64 +30,35 @@ namespace targets {
static const char *const DataLayoutStringR600 =
"e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
- "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64";
+ "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5";
-static const char *const DataLayoutStringSIPrivateIsZero =
- "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32"
+static const char *const DataLayoutStringAMDGCN =
+ "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32"
"-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
- "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64";
-
-static const char *const DataLayoutStringSIGenericIsZero =
- "e-p:64:64-p1:64:64-p2:64:64-p3:32:32-p4:32:32-p5:32:32"
- "-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128"
- "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-A5";
-
-static const LangASMap AMDGPUPrivIsZeroDefIsGenMap = {
- 4, // Default
- 1, // opencl_global
- 3, // opencl_local
- 2, // opencl_constant
- 0, // opencl_private
- 4, // opencl_generic
- 1, // cuda_device
- 2, // cuda_constant
- 3 // cuda_shared
+ "-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5";
+
+const LangASMap AMDGPUTargetInfo::AMDGPUDefIsGenMap = {
+ Generic, // Default
+ Global, // opencl_global
+ Local, // opencl_local
+ Constant, // opencl_constant
+ Private, // opencl_private
+ Generic, // opencl_generic
+ Global, // cuda_device
+ Constant, // cuda_constant
+ Local // cuda_shared
};
-static const LangASMap AMDGPUGenIsZeroDefIsGenMap = {
- 0, // Default
- 1, // opencl_global
- 3, // opencl_local
- 2, // opencl_constant
- 5, // opencl_private
- 0, // opencl_generic
- 1, // cuda_device
- 2, // cuda_constant
- 3 // cuda_shared
-};
-
-static const LangASMap AMDGPUPrivIsZeroDefIsPrivMap = {
- 0, // Default
- 1, // opencl_global
- 3, // opencl_local
- 2, // opencl_constant
- 0, // opencl_private
- 4, // opencl_generic
- 1, // cuda_device
- 2, // cuda_constant
- 3 // cuda_shared
-};
-
-static const LangASMap AMDGPUGenIsZeroDefIsPrivMap = {
- 5, // Default
- 1, // opencl_global
- 3, // opencl_local
- 2, // opencl_constant
- 5, // opencl_private
- 0, // opencl_generic
- 1, // cuda_device
- 2, // cuda_constant
- 3 // cuda_shared
+const LangASMap AMDGPUTargetInfo::AMDGPUDefIsPrivMap = {
+ Private, // Default
+ Global, // opencl_global
+ Local, // opencl_local
+ Constant, // opencl_constant
+ Private, // opencl_private
+ Generic, // opencl_generic
+ Global, // cuda_device
+ Constant, // cuda_constant
+ Local // cuda_shared
};
} // namespace targets
} // namespace clang
@@ -144,7 +115,7 @@ const char *const AMDGPUTargetInfo::GCCRegNames[] = {
"s104", "s105", "s106", "s107", "s108", "s109", "s110", "s111", "s112",
"s113", "s114", "s115", "s116", "s117", "s118", "s119", "s120", "s121",
"s122", "s123", "s124", "s125", "s126", "s127", "exec", "vcc", "scc",
- "m0", "flat_scratch", "exec_lo", "exec_hi", "vcc_lo", "vcc_hi",
+ "m0", "flat_scratch", "exec_lo", "exec_hi", "vcc_lo", "vcc_hi",
"flat_scratch_lo", "flat_scratch_hi"
};
@@ -157,49 +128,66 @@ bool AMDGPUTargetInfo::initFeatureMap(
const std::vector<std::string> &FeatureVec) const {
// XXX - What does the member GPU mean if device name string passed here?
- if (getTriple().getArch() == llvm::Triple::amdgcn) {
+ if (isAMDGCN(getTriple())) {
if (CPU.empty())
- CPU = "tahiti";
-
- switch (parseAMDGCNName(CPU)) {
- case GK_GFX6:
- case GK_GFX7:
- break;
+ CPU = "gfx600";
- case GK_GFX9:
+ switch (parseAMDGCNName(CPU).Kind) {
+ case GK_GFX906:
+ Features["dl-insts"] = true;
+ LLVM_FALLTHROUGH;
+ case GK_GFX904:
+ case GK_GFX902:
+ case GK_GFX900:
Features["gfx9-insts"] = true;
LLVM_FALLTHROUGH;
- case GK_GFX8:
- Features["s-memrealtime"] = true;
+ case GK_GFX810:
+ case GK_GFX803:
+ case GK_GFX802:
+ case GK_GFX801:
Features["16-bit-insts"] = true;
Features["dpp"] = true;
+ Features["s-memrealtime"] = true;
+ break;
+ case GK_GFX704:
+ case GK_GFX703:
+ case GK_GFX702:
+ case GK_GFX701:
+ case GK_GFX700:
+ case GK_GFX601:
+ case GK_GFX600:
break;
-
case GK_NONE:
return false;
default:
- llvm_unreachable("unhandled subtarget");
+ llvm_unreachable("Unhandled GPU!");
}
} else {
if (CPU.empty())
CPU = "r600";
- switch (parseR600Name(CPU)) {
- case GK_R600:
- case GK_R700:
- case GK_EVERGREEN:
- case GK_NORTHERN_ISLANDS:
- break;
- case GK_R600_DOUBLE_OPS:
- case GK_R700_DOUBLE_OPS:
- case GK_EVERGREEN_DOUBLE_OPS:
+ switch (parseR600Name(CPU).Kind) {
case GK_CAYMAN:
+ case GK_CYPRESS:
+ case GK_RV770:
+ case GK_RV670:
// TODO: Add fp64 when implemented.
break;
- case GK_NONE:
- return false;
+ case GK_TURKS:
+ case GK_CAICOS:
+ case GK_BARTS:
+ case GK_SUMO:
+ case GK_REDWOOD:
+ case GK_JUNIPER:
+ case GK_CEDAR:
+ case GK_RV730:
+ case GK_RV710:
+ case GK_RS880:
+ case GK_R630:
+ case GK_R600:
+ break;
default:
- llvm_unreachable("unhandled subtarget");
+ llvm_unreachable("Unhandled GPU!");
}
}
@@ -210,6 +198,7 @@ void AMDGPUTargetInfo::adjustTargetOptions(const CodeGenOptions &CGOpts,
TargetOptions &TargetOpts) const {
bool hasFP32Denormals = false;
bool hasFP64Denormals = false;
+ GPUInfo CGOptsGPU = parseGPUName(TargetOpts.CPU);
for (auto &I : TargetOpts.FeaturesAsWritten) {
if (I == "+fp32-denormals" || I == "-fp32-denormals")
hasFP32Denormals = true;
@@ -218,120 +207,68 @@ void AMDGPUTargetInfo::adjustTargetOptions(const CodeGenOptions &CGOpts,
}
if (!hasFP32Denormals)
TargetOpts.Features.push_back(
- (Twine(hasFullSpeedFMAF32(TargetOpts.CPU) && !CGOpts.FlushDenorm
+ (Twine(CGOptsGPU.HasFastFMAF && !CGOpts.FlushDenorm
? '+'
: '-') +
Twine("fp32-denormals"))
.str());
// Always do not flush fp64 or fp16 denorms.
- if (!hasFP64Denormals && hasFP64)
+ if (!hasFP64Denormals && CGOptsGPU.HasFP64)
TargetOpts.Features.push_back("+fp64-fp16-denormals");
}
-AMDGPUTargetInfo::GPUKind AMDGPUTargetInfo::parseR600Name(StringRef Name) {
- return llvm::StringSwitch<GPUKind>(Name)
- .Case("r600", GK_R600)
- .Case("rv610", GK_R600)
- .Case("rv620", GK_R600)
- .Case("rv630", GK_R600)
- .Case("rv635", GK_R600)
- .Case("rs780", GK_R600)
- .Case("rs880", GK_R600)
- .Case("rv670", GK_R600_DOUBLE_OPS)
- .Case("rv710", GK_R700)
- .Case("rv730", GK_R700)
- .Case("rv740", GK_R700_DOUBLE_OPS)
- .Case("rv770", GK_R700_DOUBLE_OPS)
- .Case("palm", GK_EVERGREEN)
- .Case("cedar", GK_EVERGREEN)
- .Case("sumo", GK_EVERGREEN)
- .Case("sumo2", GK_EVERGREEN)
- .Case("redwood", GK_EVERGREEN)
- .Case("juniper", GK_EVERGREEN)
- .Case("hemlock", GK_EVERGREEN_DOUBLE_OPS)
- .Case("cypress", GK_EVERGREEN_DOUBLE_OPS)
- .Case("barts", GK_NORTHERN_ISLANDS)
- .Case("turks", GK_NORTHERN_ISLANDS)
- .Case("caicos", GK_NORTHERN_ISLANDS)
- .Case("cayman", GK_CAYMAN)
- .Case("aruba", GK_CAYMAN)
- .Default(GK_NONE);
+constexpr AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::InvalidGPU;
+constexpr AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::R600GPUs[];
+constexpr AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::AMDGCNGPUs[];
+
+AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::parseR600Name(StringRef Name) {
+ const auto *Result = llvm::find_if(
+ R600GPUs, [Name](const GPUInfo &GPU) { return GPU.Name == Name; });
+
+ if (Result == std::end(R600GPUs))
+ return InvalidGPU;
+ return *Result;
}
-AMDGPUTargetInfo::GPUKind AMDGPUTargetInfo::parseAMDGCNName(StringRef Name) {
- return llvm::StringSwitch<GPUKind>(Name)
- .Case("gfx600", GK_GFX6)
- .Case("tahiti", GK_GFX6)
- .Case("gfx601", GK_GFX6)
- .Case("pitcairn", GK_GFX6)
- .Case("verde", GK_GFX6)
- .Case("oland", GK_GFX6)
- .Case("hainan", GK_GFX6)
- .Case("gfx700", GK_GFX7)
- .Case("bonaire", GK_GFX7)
- .Case("kaveri", GK_GFX7)
- .Case("gfx701", GK_GFX7)
- .Case("hawaii", GK_GFX7)
- .Case("gfx702", GK_GFX7)
- .Case("gfx703", GK_GFX7)
- .Case("kabini", GK_GFX7)
- .Case("mullins", GK_GFX7)
- .Case("gfx800", GK_GFX8)
- .Case("iceland", GK_GFX8)
- .Case("gfx801", GK_GFX8)
- .Case("carrizo", GK_GFX8)
- .Case("gfx802", GK_GFX8)
- .Case("tonga", GK_GFX8)
- .Case("gfx803", GK_GFX8)
- .Case("fiji", GK_GFX8)
- .Case("polaris10", GK_GFX8)
- .Case("polaris11", GK_GFX8)
- .Case("gfx804", GK_GFX8)
- .Case("gfx810", GK_GFX8)
- .Case("stoney", GK_GFX8)
- .Case("gfx900", GK_GFX9)
- .Case("gfx901", GK_GFX9)
- .Case("gfx902", GK_GFX9)
- .Case("gfx903", GK_GFX9)
- .Default(GK_NONE);
+AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::parseAMDGCNName(StringRef Name) {
+ const auto *Result = llvm::find_if(
+ AMDGCNGPUs, [Name](const GPUInfo &GPU) { return GPU.Name == Name; });
+
+ if (Result == std::end(AMDGCNGPUs))
+ return InvalidGPU;
+ return *Result;
+}
+
+AMDGPUTargetInfo::GPUInfo AMDGPUTargetInfo::parseGPUName(StringRef Name) const {
+ if (isAMDGCN(getTriple()))
+ return parseAMDGCNName(Name);
+ else
+ return parseR600Name(Name);
+}
+
+void AMDGPUTargetInfo::fillValidCPUList(
+ SmallVectorImpl<StringRef> &Values) const {
+ if (isAMDGCN(getTriple()))
+ llvm::for_each(AMDGCNGPUs, [&Values](const GPUInfo &GPU) {
+ Values.emplace_back(GPU.Name);});
+ else
+ llvm::for_each(R600GPUs, [&Values](const GPUInfo &GPU) {
+ Values.emplace_back(GPU.Name);});
}
void AMDGPUTargetInfo::setAddressSpaceMap(bool DefaultIsPrivate) {
- if (isGenericZero(getTriple())) {
- AddrSpaceMap = DefaultIsPrivate ? &AMDGPUGenIsZeroDefIsPrivMap
- : &AMDGPUGenIsZeroDefIsGenMap;
- } else {
- AddrSpaceMap = DefaultIsPrivate ? &AMDGPUPrivIsZeroDefIsPrivMap
- : &AMDGPUPrivIsZeroDefIsGenMap;
- }
+ AddrSpaceMap = DefaultIsPrivate ? &AMDGPUDefIsPrivMap : &AMDGPUDefIsGenMap;
}
AMDGPUTargetInfo::AMDGPUTargetInfo(const llvm::Triple &Triple,
const TargetOptions &Opts)
: TargetInfo(Triple),
- GPU(isAMDGCN(Triple) ? GK_GFX6 : parseR600Name(Opts.CPU)),
- hasFP64(false), hasFMAF(false), hasLDEXPF(false),
- AS(isGenericZero(Triple)) {
- if (getTriple().getArch() == llvm::Triple::amdgcn) {
- hasFP64 = true;
- hasFMAF = true;
- hasLDEXPF = true;
- }
- if (getTriple().getArch() == llvm::Triple::r600) {
- if (GPU == GK_EVERGREEN_DOUBLE_OPS || GPU == GK_CAYMAN) {
- hasFMAF = true;
- }
- }
- auto IsGenericZero = isGenericZero(Triple);
- resetDataLayout(getTriple().getArch() == llvm::Triple::amdgcn
- ? (IsGenericZero ? DataLayoutStringSIGenericIsZero
- : DataLayoutStringSIPrivateIsZero)
- : DataLayoutStringR600);
- assert(DataLayout->getAllocaAddrSpace() == AS.Private);
+ GPU(isAMDGCN(Triple) ? AMDGCNGPUs[0] : parseR600Name(Opts.CPU)) {
+ resetDataLayout(isAMDGCN(getTriple()) ? DataLayoutStringAMDGCN
+ : DataLayoutStringR600);
+ assert(DataLayout->getAllocaAddrSpace() == Private);
setAddressSpaceMap(Triple.getOS() == llvm::Triple::Mesa3D ||
- Triple.getEnvironment() == llvm::Triple::OpenCL ||
- Triple.getEnvironmentName() == "amdgizcl" ||
!isAMDGCN(Triple));
UseAddrSpaceMapMangling = true;
@@ -349,7 +286,11 @@ AMDGPUTargetInfo::AMDGPUTargetInfo(const llvm::Triple &Triple,
void AMDGPUTargetInfo::adjust(LangOptions &Opts) {
TargetInfo::adjust(Opts);
- setAddressSpaceMap(Opts.OpenCL || !isAMDGCN(getTriple()));
+ // ToDo: There are still a few places using default address space as private
+ // address space in OpenCL, which needs to be cleaned up, then Opts.OpenCL
+ // can be removed from the following line.
+ setAddressSpaceMap(/*DefaultIsPrivate=*/Opts.OpenCL ||
+ !isAMDGCN(getTriple()));
}
ArrayRef<Builtin::Info> AMDGPUTargetInfo::getTargetBuiltins() const {
@@ -359,15 +300,27 @@ ArrayRef<Builtin::Info> AMDGPUTargetInfo::getTargetBuiltins() const {
void AMDGPUTargetInfo::getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const {
- if (getTriple().getArch() == llvm::Triple::amdgcn)
+ Builder.defineMacro("__AMD__");
+ Builder.defineMacro("__AMDGPU__");
+
+ if (isAMDGCN(getTriple()))
Builder.defineMacro("__AMDGCN__");
else
Builder.defineMacro("__R600__");
- if (hasFMAF)
+ if (GPU.Kind != GK_NONE)
+ Builder.defineMacro(Twine("__") + Twine(GPU.CanonicalName) + Twine("__"));
+
+ // TODO: __HAS_FMAF__, __HAS_LDEXPF__, __HAS_FP64__ are deprecated and will be
+ // removed in the near future.
+ if (GPU.HasFMAF)
Builder.defineMacro("__HAS_FMAF__");
- if (hasLDEXPF)
+ if (GPU.HasFastFMAF)
+ Builder.defineMacro("FP_FAST_FMAF");
+ if (GPU.HasLDEXPF)
Builder.defineMacro("__HAS_LDEXPF__");
- if (hasFP64)
+ if (GPU.HasFP64)
Builder.defineMacro("__HAS_FP64__");
+ if (GPU.HasFastFMA)
+ Builder.defineMacro("FP_FAST_FMA");
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 00:39:27 +0000