[X86] Define __IBT__ when -mibt is specified.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@323543 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Basic/Targets/X86.cpp b/lib/Basic/Targets/X86.cpp
index 1f2e81680256c4c4f366a8fdfb23f510a2a882be..eae158f0d5f05458a8612b64824caf4192975de5 100644 (file)
--- a/lib/Basic/Targets/X86.cpp
+++ b/lib/Basic/Targets/X86.cpp
@@ -1124,6 +1124,8 @@ void X86TargetInfo::getTargetDefines(const LangOptions &Opts,
     Builder.defineMacro("__MPX__");
   if (HasSHSTK)
     Builder.defineMacro("__SHSTK__");
+  if (HasIBT)
+    Builder.defineMacro("__IBT__");
   if (HasSGX)
     Builder.defineMacro("__SGX__");
   if (HasPREFETCHWT1)

diff --git a/test/Preprocessor/x86_target_features.c b/test/Preprocessor/x86_target_features.c
index c962f61317a6780ad31593dcaf6bbbec9f68065d..37a4ffd51e19bd2f88d43263d3793f0536cc0008 100644 (file)
--- a/test/Preprocessor/x86_target_features.c
+++ b/test/Preprocessor/x86_target_features.c
@@ -376,9 +376,13 @@
 
 // ADX: #define __ADX__ 1
 
-// RUN: %clang -target i386-unknown-unknown -mshstk -x c -E -dM -o - %s | FileCheck -match-full-lines --check-prefix=CETSS %s
+// RUN: %clang -target i386-unknown-unknown -mshstk -x c -E -dM -o - %s | FileCheck -match-full-lines --check-prefix=SHSTK %s
 
-// CETSS: #define __SHSTK__ 1
+// SHSTK: #define __SHSTK__ 1
+
+// RUN: %clang -target i386-unknown-unknown -mibt -x c -E -dM -o - %s | FileCheck -match-full-lines --check-prefix=IBT %s
+
+// IBT: #define __IBT__ 1
 
 // RUN: %clang -target i386-unknown-unknown -march=atom -mrdseed -x c -E -dM -o - %s | FileCheck -match-full-lines --check-prefix=RDSEED %s