default to use -mv4 when no version of Hexagon has been specified

This fixes a bunch of make check failures of the form:

Unknown Architecture Version.
UNREACHABLE executed at ../lib/Target/Hexagon/HexagonSubtarget.cpp:60!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160518 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sebastian Pop 2012-07-19 18:24:50 +00:00
parent 55c9ecba47
commit e88ed09346

View File

@ -55,7 +55,11 @@ HexagonSubtarget::HexagonSubtarget(StringRef TT, StringRef CPU, StringRef FS):
case HexagonSubtarget::V5:
break;
default:
llvm_unreachable("Unknown Architecture Version.");
// If the programmer has not specified a Hexagon version, default
// to -mv4.
CPUString = "hexagonv4";
HexagonArchVersion = HexagonSubtarget::V4;
break;
}
// Initialize scheduling itinerary for the specified CPU.