diff options
| author | Daniel Dunbar <daniel@zuster.org> | 2009-09-11 01:14:50 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2009-09-11 01:14:50 +0000 |
| commit | f4aa4f61de7d364364dc94bbf83ff71448a11327 (patch) | |
| tree | c8402ce06591b994740f1ace18d8215b8e548be9 /lib/Driver/Tools.cpp | |
| parent | 1da83fafbacd96a85376743a7e40b522dcd478f5 (diff) | |
Swizzle the target triple based on -mthumb, and update clang-cc to recognize
thumb-foo-bar as an ARM target.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@81497 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Driver/Tools.cpp')
| -rw-r--r-- | lib/Driver/Tools.cpp | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index 05a73b9768..9a037c6a92 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -297,11 +297,20 @@ static std::string getLLVMTriple(const ToolChain &TC, const ArgList &Args) { case llvm::Triple::arm: case llvm::Triple::thumb: { + // FIXME: Factor into subclasses. llvm::Triple Triple = TC.getTriple(); - // FIXME: Thumb! + + // Thumb2 is the default for V7 on Darwin. + // + // FIXME: Thumb should just be another -target-feaure, not in the triple. + llvm::StringRef Suffix = getLLVMArchSuffixForARM(getARMTargetCPU(Args)); + bool ThumbDefault = + (Suffix == "v7" && TC.getTriple().getOS() == llvm::Triple::Darwin); std::string ArchName = "arm"; - ArchName += getLLVMArchSuffixForARM (getARMTargetCPU(Args)); - Triple.setArchName(ArchName); + if (Args.hasFlag(options::OPT_mthumb, options::OPT_mno_thumb, ThumbDefault)) + ArchName = "thumb"; + Triple.setArchName(ArchName + Suffix.str()); + return Triple.getTriple(); } } |