Adds ARM backend options: -mrestrict-it and -mno-restrict-it
To support the generation of IT block in Thumbv7 way or
Thumbv8 way
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@194593 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index a4e4672..eed0689 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -3072,6 +3072,17 @@
}
}
+ if (Arg *A = Args.getLastArg(options::OPT_mrestrict_it,
+ options::OPT_mno_restrict_it)) {
+ if (A->getOption().matches(options::OPT_mrestrict_it)) {
+ CmdArgs.push_back("-backend-option");
+ CmdArgs.push_back("-arm-restrict-it");
+ } else {
+ CmdArgs.push_back("-backend-option");
+ CmdArgs.push_back("-arm-no-restrict-it");
+ }
+ }
+
// Forward -f options with positive and negative forms; we translate
// these by hand.
if (Arg *A = Args.getLastArg(options::OPT_fprofile_sample_use_EQ)) {