// The format of this database matches clang/Basic/Builtins.def.
+#if defined(BUILTIN) && !defined(LANGBUILTIN)
+# define LANGBUILTIN(ID, TYPE, ATTRS, BUILTIN_LANG) BUILTIN(ID, TYPE, ATTRS)
+#endif
+
// In libgcc
BUILTIN(__clear_cache, "vv*v*", "i")
BUILTIN(__builtin_arm_wsr64, "vcC*LUi", "nc")
BUILTIN(__builtin_arm_wsrp, "vcC*vC*", "nc")
+LANGBUILTIN(__dmb, "vUi", "nc", ALL_MS_LANGUAGES)
+LANGBUILTIN(__dsb, "vUi", "nc", ALL_MS_LANGUAGES)
+LANGBUILTIN(__isb, "vUi", "nc", ALL_MS_LANGUAGES)
+
#undef BUILTIN
+#undef LANGBUILTIN
#define BUILTIN(ID, TYPE, ATTRS) \
{#ID, TYPE, ATTRS, nullptr, ALL_LANGUAGES, nullptr},
+#define LANGBUILTIN(ID, TYPE, ATTRS, LANG) \
+ {#ID, TYPE, ATTRS, nullptr, LANG, nullptr},
#include "clang/Basic/BuiltinsAArch64.def"
};
--- /dev/null
+// RUN: %clang_cc1 -triple arm64-windows -fms-compatibility -emit-llvm -o - %s \
+// RUN: | FileCheck %s -check-prefix CHECK-MSVC
+
+// RUN: not %clang_cc1 -triple arm64-linux -Werror -S -o /dev/null %s 2>&1 \
+// RUN: | FileCheck %s -check-prefix CHECK-LINUX
+
+void check__dmb(void) {
+ __dmb(0);
+}
+
+// CHECK-MSVC: @llvm.aarch64.dmb(i32 0)
+// CHECK-LINUX: error: implicit declaration of function '__dmb'
+
+void check__dsb(void) {
+ __dsb(0);
+}
+
+// CHECK-MSVC: @llvm.aarch64.dsb(i32 0)
+// CHECK-LINUX: error: implicit declaration of function '__dsb'
+
+void check__isb(void) {
+ __isb(0);
+}
+
+// CHECK-MSVC: @llvm.aarch64.isb(i32 0)
+// CHECK-LINUX: error: implicit declaration of function '__isb'