// Pin the vtable to this file.
void NVPTXSubtarget::anchor() {}
+static std::string computeDataLayout(bool is64Bit) {
+ std::string Ret = "e";
+
+ if (!is64Bit)
+ Ret += "-p:32:32";
+
+ Ret += "-i64:64-v16:16-v32:32-n16:32:64";
+
+ return Ret;
+}
+
+NVPTXSubtarget &NVPTXSubtarget::initializeSubtargetDependencies(StringRef CPU,
+ StringRef FS) {
+ // Provide the default CPU if we don't have one.
+ if (CPU.empty() && FS.size())
+ llvm_unreachable("we are not using FeatureStr");
+ TargetName = CPU.empty() ? "sm_20" : CPU;
+
+ ParseSubtargetFeatures(TargetName, FS);
+
+ // Set default to PTX 3.2 (CUDA 5.5)
+ if (PTXVersion == 0) {
+ PTXVersion = 32;
+ }
+
+ return *this;
+}
+
NVPTXSubtarget::NVPTXSubtarget(const std::string &TT, const std::string &CPU,
- const std::string &FS, bool is64Bit)
+ const std::string &FS, const TargetMachine &TM,
+ bool is64Bit)
: NVPTXGenSubtargetInfo(TT, CPU, FS), Is64Bit(is64Bit), PTXVersion(0),
- SmVersion(20) {
+ SmVersion(20), DL(computeDataLayout(is64Bit)),
+ InstrInfo(initializeSubtargetDependencies(CPU, FS)),
+ TLInfo((NVPTXTargetMachine &)TM), TSInfo(&DL), FrameLowering(*this) {
Triple T(TT);
drvInterface = NVPTX::NVCL;
else
drvInterface = NVPTX::CUDA;
-
- // Provide the default CPU if none
- std::string defCPU = "sm_20";
-
- ParseSubtargetFeatures((CPU.empty() ? defCPU : CPU), FS);
-
- // Get the TargetName from the FS if available
- if (FS.empty() && CPU.empty())
- TargetName = defCPU;
- else if (!CPU.empty())
- TargetName = CPU;
- else
- llvm_unreachable("we are not using FeatureStr");
-
- // We default to PTX 3.1, but we cannot just default to it in the initializer
- // since the attribute parser checks if the given option is >= the default.
- // So if we set ptx31 as the default, the ptx30 attribute would never match.
- // Instead, we use 0 as the default and manually set 31 if the default is
- // used.
- if (PTXVersion == 0) {
- PTXVersion = 31;
- }
}