Reviewers: LuoYuanke, craig.topper, RKSimon, pengfei
Reviewed By: craig.topper
Subscribers: cfe-commits, llvm-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D75896
#define __DEFAULT_FN_ATTRS \
__attribute__((__always_inline__, __nodebug__, __target__("cldemote")))
+/// Hint to hardware that the cache line that contains \p __P should be demoted
+/// from the cache closest to the processor core to a level more distant from
+/// the processor core.
+///
+/// \headerfile <x86intrin.h>
+///
+/// This intrinsic corresponds to the <c> CLDEMOTE </c> instruction.
static __inline__ void __DEFAULT_FN_ATTRS
_cldemote(const void * __P) {
__builtin_ia32_cldemote(__P);
}
+#define _mm_cldemote(p) _cldemote(p)
#undef __DEFAULT_FN_ATTRS
#endif
//CHECK-LABEL: @test_cldemote
//CHECK: call void @llvm.x86.cldemote(i8* %{{.*}})
_cldemote(p);
+ //CHECK: call void @llvm.x86.cldemote(i8* %{{.*}})
+ _mm_cldemote(p);
}