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Rework the logic for setting the TargetName. This appears to

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be shorter and identical in goal.

llvm-svn: 211845
This commit is contained in:
Eric Christopher 2014-06-27 02:05:19 +00:00
parent 8010e246be
commit 6b5be1c423
1 changed files with 5 additions and 11 deletions
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16
lib/Target/NVPTX/NVPTXSubtarget.cpp
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@ -37,18 +37,12 @@ NVPTXSubtarget::NVPTXSubtarget(const std::string &TT, const std::string &CPU,
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
// 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);
// 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.