[SystemZ] Fix naming of vlrlr/vstrlr builtins

The builtins that expand to the vlrl/vlrlr and vstrl/vstrlr
instructions are currently named inconsistently between GCC
and clang.  Rename the clang versions to match GCC.

Author: uweigand

clang/include/clang/Basic/BuiltinsSystemZ.def

@@ -253,8 +253,8 @@ TARGET_BUILTIN(__builtin_s390_vfsqdb, "V2dV2d", "nc", "vector")
 TARGET_BUILTIN(__builtin_s390_vftcidb, "V2SLLiV2dIii*", "nc", "vector")
 
 // Vector-enhancements facility 1 intrinsics.
-TARGET_BUILTIN(__builtin_s390_vlrl, "V16ScUivC*", "", "vector-enhancements-1")
-TARGET_BUILTIN(__builtin_s390_vstrl, "vV16ScUiv*", "", "vector-enhancements-1")
+TARGET_BUILTIN(__builtin_s390_vlrlr, "V16ScUivC*", "", "vector-enhancements-1")
+TARGET_BUILTIN(__builtin_s390_vstrlr, "vV16ScUiv*", "", "vector-enhancements-1")
 TARGET_BUILTIN(__builtin_s390_vbperm, "V2ULLiV16UcV16Uc", "nc", "vector-enhancements-1")
 TARGET_BUILTIN(__builtin_s390_vmslg, "V16UcV2ULLiV2ULLiV16UcIi", "nc", "vector-enhancements-1")
 TARGET_BUILTIN(__builtin_s390_vfmaxdb, "V2dV2dV2dIi", "nc", "vector-enhancements-1")

clang/lib/Headers/vecintrin.h

@@ -1543,7 +1543,7 @@ vec_load_len(const double *__ptr, unsigned int __len) {
 #if __ARCH__ >= 12
 static inline __ATTRS_ai __vector unsigned char
 vec_load_len_r(const unsigned char *__ptr, unsigned int __len) {
-  return (__vector unsigned char)__builtin_s390_vlrl(__len, __ptr);
+  return (__vector unsigned char)__builtin_s390_vlrlr(__len, __ptr);
 }
 #endif
 
@@ -1617,7 +1617,7 @@ vec_store_len(__vector double __vec, double *__ptr,
 static inline __ATTRS_ai void
 vec_store_len_r(__vector unsigned char __vec, unsigned char *__ptr,
                 unsigned int __len) {
-  __builtin_s390_vstrl((__vector signed char)__vec, __len, __ptr);
+  __builtin_s390_vstrlr((__vector signed char)__vec, __len, __ptr);
 }
 #endif
 

clang/test/CodeGen/SystemZ/builtins-systemz-vector2.c

@@ -33,10 +33,10 @@ void test_core(void) {
   vul = __builtin_s390_vbperm(vuc, vuc);
   // CHECK: call <2 x i64> @llvm.s390.vbperm(<16 x i8> %{{.*}}, <16 x i8> %{{.*}})
 
-  vsc = __builtin_s390_vlrl(len, cptr);
+  vsc = __builtin_s390_vlrlr(len, cptr);
   // CHECK: call <16 x i8> @llvm.s390.vlrl(i32 %{{.*}}, ptr %{{.*}})
 
-  __builtin_s390_vstrl(vsc, len, ptr);
+  __builtin_s390_vstrlr(vsc, len, ptr);
   // CHECK: call void @llvm.s390.vstrl(<16 x i8> %{{.*}}, i32 %{{.*}}, ptr %{{.*}})
 }
 

llvm/include/llvm/IR/IntrinsicsSystemZ.td

@@ -398,11 +398,11 @@ let TargetPrefix = "s390" in {
                                  [IntrNoMem, ImmArg<ArgIndex<1>>, ImmArg<ArgIndex<2>>]>;
 
   // Instructions from the Vector Packed Decimal Facility
-  def int_s390_vlrl : ClangBuiltin<"__builtin_s390_vlrl">,
+  def int_s390_vlrl : ClangBuiltin<"__builtin_s390_vlrlr">,
                       Intrinsic<[llvm_v16i8_ty], [llvm_i32_ty, llvm_ptr_ty],
                                 [IntrReadMem, IntrArgMemOnly]>;
 
-  def int_s390_vstrl : ClangBuiltin<"__builtin_s390_vstrl">,
+  def int_s390_vstrl : ClangBuiltin<"__builtin_s390_vstrlr">,
                        Intrinsic<[], [llvm_v16i8_ty, llvm_i32_ty, llvm_ptr_ty],
                                  [IntrArgMemOnly, IntrWriteMem]>;