[x86] Added _addcarryx_u32, _addcarryx_u64 intrinsics

llvm-svn: 218117

3 files changed, 54 insertions, 0 deletions

diff --git a/clang/lib/Headers/CMakeLists.txt b/clang/lib/Headers/CMakeLists.txt
index 5b3b49f9ad8..d23e2122e31 100644
--- a/clang/lib/Headers/CMakeLists.txt
+++ b/clang/lib/Headers/CMakeLists.txt
@@ -1,4 +1,5 @@
 set(files
+  adxintrin.h
   altivec.h
   ammintrin.h
   arm_acle.h
diff --git a/clang/lib/Headers/adxintrin.h b/clang/lib/Headers/adxintrin.h
new file mode 100644
index 00000000000..650279e8f7e
--- /dev/null
+++ b/clang/lib/Headers/adxintrin.h
@@ -0,0 +1,49 @@
+/*===---- adxintrin.h - ADX intrinsics -------------------------------------===
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ *===-----------------------------------------------------------------------===
+ */
+
+#ifndef __IMMINTRIN_H
+#error "Never use <adxintrin.h> directly; include <immintrin.h> instead."
+#endif
+
+#ifndef __ADXINTRIN_H
+#define __ADXINTRIN_H
+
+#ifdef __ADX__
+static __inline unsigned char __attribute__((__always_inline__, __nodebug__))
+_addcarryx_u32(unsigned char __cf, unsigned int __x, unsigned int __y,
+               unsigned int *__p)
+{
+  return __builtin_ia32_addcarryx_u32(__cf, __x, __y, __p);
+}
+
+#ifdef __x86_64__
+static __inline unsigned char __attribute__((__always_inline__, __nodebug__))
+_addcarryx_u64(unsigned char __cf, unsigned long __x, unsigned long __y,
+               unsigned long long  *__p)
+{
+  return __builtin_ia32_addcarryx_u64(__cf, __x, __y, __p);
+}
+#endif
+#endif
+
+#endif /* __ADXINTRIN_H */
diff --git a/clang/lib/Headers/immintrin.h b/clang/lib/Headers/immintrin.h
index 00121f4856f..38c020604a9 100644
--- a/clang/lib/Headers/immintrin.h
+++ b/clang/lib/Headers/immintrin.h
@@ -123,4 +123,8 @@ _xtest(void)
 #include <shaintrin.h>
 #endif
 
+/* Some intrinsics inside adxintrin.h are available only if __ADX__ defined,
+ * whereas others are also available if __ADX__ undefined */
+#include <adxintrin.h>
+
 #endif /* __IMMINTRIN_H */