[Mips] MSA frontend option support
This patch adds -mmsa and -mno-msa to the options supported by
clang to enable and disable support for MSA.
When MSA is enabled, a predefined macro '__mips_msa' is defined to 1.
Patch by Daniel Sanders
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@188184 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 510575b..ee75635 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1023,6 +1023,9 @@
AddTargetFeature(Args, CmdArgs,
options::OPT_mdspr2, options::OPT_mno_dspr2,
"dspr2");
+ AddTargetFeature(Args, CmdArgs,
+ options::OPT_mmsa, options::OPT_mno_msa,
+ "msa");
if (Arg *A = Args.getLastArg(options::OPT_mxgot, options::OPT_mno_xgot)) {
if (A->getOption().matches(options::OPT_mxgot)) {