diff --git a/clang/lib/Basic/Targets/PPC.cpp b/clang/lib/Basic/Targets/PPC.cpp
index c15d2df33f9f7..c8afb71e7dfd1 100644
--- a/clang/lib/Basic/Targets/PPC.cpp
+++ b/clang/lib/Basic/Targets/PPC.cpp
@@ -237,6 +237,7 @@ static void defineXLCompatMacros(MacroBuilder &Builder) {
   Builder.defineMacro("__fsqrt", "__builtin_ppc_fsqrt");
   Builder.defineMacro("__fsqrts", "__builtin_ppc_fsqrts");
   Builder.defineMacro("__addex", "__builtin_ppc_addex");
+  Builder.defineMacro("__cmplxl", "__builtin_complex");
 }
 
 /// PPCTargetInfo::getTargetDefines - Return a set of the PowerPC-specific
diff --git a/clang/test/CodeGen/builtins-ppc-xlcompat-cmplx.c b/clang/test/CodeGen/builtins-ppc-xlcompat-cmplx.c
index f3274fe19c1f2..5e1f6a60bc2c6 100644
--- a/clang/test/CodeGen/builtins-ppc-xlcompat-cmplx.c
+++ b/clang/test/CodeGen/builtins-ppc-xlcompat-cmplx.c
@@ -226,3 +226,115 @@ double _Complex testcmplx(double real, double imag) {
 float _Complex testcmplxf(float real, float imag) {
   return __cmplxf(real, imag);
 }
+
+// 64BIT-LABEL: @test_xl_cmplxl(
+// 64BIT-NEXT:  entry:
+// 64BIT-NEXT:    [[RETVAL:%.*]] = alloca { ppc_fp128, ppc_fp128 }, align 16
+// 64BIT-NEXT:    [[LDA_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 64BIT-NEXT:    [[LDB_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 64BIT-NEXT:    store ppc_fp128 [[LDA:%.*]], ppc_fp128* [[LDA_ADDR]], align 16
+// 64BIT-NEXT:    store ppc_fp128 [[LDB:%.*]], ppc_fp128* [[LDB_ADDR]], align 16
+// 64BIT-NEXT:    [[TMP0:%.*]] = load ppc_fp128, ppc_fp128* [[LDA_ADDR]], align 16
+// 64BIT-NEXT:    [[TMP1:%.*]] = load ppc_fp128, ppc_fp128* [[LDB_ADDR]], align 16
+// 64BIT-NEXT:    [[RETVAL_REALP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], i32 0, i32 0
+// 64BIT-NEXT:    [[RETVAL_IMAGP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], i32 0, i32 1
+// 64BIT-NEXT:    store ppc_fp128 [[TMP0]], ppc_fp128* [[RETVAL_REALP]], align 16
+// 64BIT-NEXT:    store ppc_fp128 [[TMP1]], ppc_fp128* [[RETVAL_IMAGP]], align 16
+// 64BIT-NEXT:    [[TMP2:%.*]] = load { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], align 16
+// 64BIT-NEXT:    ret { ppc_fp128, ppc_fp128 } [[TMP2]]
+//
+// 64BITLE-LABEL: @test_xl_cmplxl(
+// 64BITLE-NEXT:  entry:
+// 64BITLE-NEXT:    [[RETVAL:%.*]] = alloca { ppc_fp128, ppc_fp128 }, align 16
+// 64BITLE-NEXT:    [[LDA_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 64BITLE-NEXT:    [[LDB_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 64BITLE-NEXT:    store ppc_fp128 [[LDA:%.*]], ppc_fp128* [[LDA_ADDR]], align 16
+// 64BITLE-NEXT:    store ppc_fp128 [[LDB:%.*]], ppc_fp128* [[LDB_ADDR]], align 16
+// 64BITLE-NEXT:    [[TMP0:%.*]] = load ppc_fp128, ppc_fp128* [[LDA_ADDR]], align 16
+// 64BITLE-NEXT:    [[TMP1:%.*]] = load ppc_fp128, ppc_fp128* [[LDB_ADDR]], align 16
+// 64BITLE-NEXT:    [[RETVAL_REALP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], i32 0, i32 0
+// 64BITLE-NEXT:    [[RETVAL_IMAGP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], i32 0, i32 1
+// 64BITLE-NEXT:    store ppc_fp128 [[TMP0]], ppc_fp128* [[RETVAL_REALP]], align 16
+// 64BITLE-NEXT:    store ppc_fp128 [[TMP1]], ppc_fp128* [[RETVAL_IMAGP]], align 16
+// 64BITLE-NEXT:    [[TMP2:%.*]] = load { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[RETVAL]], align 16
+// 64BITLE-NEXT:    ret { ppc_fp128, ppc_fp128 } [[TMP2]]
+//
+// 64BITAIX-LABEL: @test_xl_cmplxl(
+// 64BITAIX-NEXT:  entry:
+// 64BITAIX-NEXT:    [[RETVAL:%.*]] = alloca { double, double }, align 4
+// 64BITAIX-NEXT:    [[LDA_ADDR:%.*]] = alloca double, align 8
+// 64BITAIX-NEXT:    [[LDB_ADDR:%.*]] = alloca double, align 8
+// 64BITAIX-NEXT:    store double [[LDA:%.*]], double* [[LDA_ADDR]], align 8
+// 64BITAIX-NEXT:    store double [[LDB:%.*]], double* [[LDB_ADDR]], align 8
+// 64BITAIX-NEXT:    [[TMP0:%.*]] = load double, double* [[LDA_ADDR]], align 8
+// 64BITAIX-NEXT:    [[TMP1:%.*]] = load double, double* [[LDB_ADDR]], align 8
+// 64BITAIX-NEXT:    [[RETVAL_REALP:%.*]] = getelementptr inbounds { double, double }, { double, double }* [[RETVAL]], i32 0, i32 0
+// 64BITAIX-NEXT:    [[RETVAL_IMAGP:%.*]] = getelementptr inbounds { double, double }, { double, double }* [[RETVAL]], i32 0, i32 1
+// 64BITAIX-NEXT:    store double [[TMP0]], double* [[RETVAL_REALP]], align 4
+// 64BITAIX-NEXT:    store double [[TMP1]], double* [[RETVAL_IMAGP]], align 4
+// 64BITAIX-NEXT:    [[TMP2:%.*]] = load { double, double }, { double, double }* [[RETVAL]], align 4
+// 64BITAIX-NEXT:    ret { double, double } [[TMP2]]
+//
+// 32BIT-LABEL: @test_xl_cmplxl(
+// 32BIT-NEXT:  entry:
+// 32BIT-NEXT:    [[LDA_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 32BIT-NEXT:    [[LDB_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 32BIT-NEXT:    store ppc_fp128 [[LDA:%.*]], ppc_fp128* [[LDA_ADDR]], align 16
+// 32BIT-NEXT:    store ppc_fp128 [[LDB:%.*]], ppc_fp128* [[LDB_ADDR]], align 16
+// 32BIT-NEXT:    [[TMP0:%.*]] = load ppc_fp128, ppc_fp128* [[LDA_ADDR]], align 16
+// 32BIT-NEXT:    [[TMP1:%.*]] = load ppc_fp128, ppc_fp128* [[LDB_ADDR]], align 16
+// 32BIT-NEXT:    [[AGG_RESULT_REALP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT:%.*]], i32 0, i32 0
+// 32BIT-NEXT:    [[AGG_RESULT_IMAGP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BIT-NEXT:    store ppc_fp128 [[TMP0]], ppc_fp128* [[AGG_RESULT_REALP]], align 16
+// 32BIT-NEXT:    store ppc_fp128 [[TMP1]], ppc_fp128* [[AGG_RESULT_IMAGP]], align 16
+// 32BIT-NEXT:    [[AGG_RESULT_REALP1:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 0
+// 32BIT-NEXT:    [[AGG_RESULT_REAL:%.*]] = load ppc_fp128, ppc_fp128* [[AGG_RESULT_REALP1]], align 16
+// 32BIT-NEXT:    [[AGG_RESULT_IMAGP2:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BIT-NEXT:    [[AGG_RESULT_IMAG:%.*]] = load ppc_fp128, ppc_fp128* [[AGG_RESULT_IMAGP2]], align 16
+// 32BIT-NEXT:    [[AGG_RESULT_REALP3:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 0
+// 32BIT-NEXT:    [[AGG_RESULT_IMAGP4:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BIT-NEXT:    store ppc_fp128 [[AGG_RESULT_REAL]], ppc_fp128* [[AGG_RESULT_REALP3]], align 16
+// 32BIT-NEXT:    store ppc_fp128 [[AGG_RESULT_IMAG]], ppc_fp128* [[AGG_RESULT_IMAGP4]], align 16
+// 32BIT-NEXT:    ret void
+//
+// 32BITLE-LABEL: @test_xl_cmplxl(
+// 32BITLE-NEXT:  entry:
+// 32BITLE-NEXT:    [[LDA_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 32BITLE-NEXT:    [[LDB_ADDR:%.*]] = alloca ppc_fp128, align 16
+// 32BITLE-NEXT:    store ppc_fp128 [[LDA:%.*]], ppc_fp128* [[LDA_ADDR]], align 16
+// 32BITLE-NEXT:    store ppc_fp128 [[LDB:%.*]], ppc_fp128* [[LDB_ADDR]], align 16
+// 32BITLE-NEXT:    [[TMP0:%.*]] = load ppc_fp128, ppc_fp128* [[LDA_ADDR]], align 16
+// 32BITLE-NEXT:    [[TMP1:%.*]] = load ppc_fp128, ppc_fp128* [[LDB_ADDR]], align 16
+// 32BITLE-NEXT:    [[AGG_RESULT_REALP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT:%.*]], i32 0, i32 0
+// 32BITLE-NEXT:    [[AGG_RESULT_IMAGP:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BITLE-NEXT:    store ppc_fp128 [[TMP0]], ppc_fp128* [[AGG_RESULT_REALP]], align 16
+// 32BITLE-NEXT:    store ppc_fp128 [[TMP1]], ppc_fp128* [[AGG_RESULT_IMAGP]], align 16
+// 32BITLE-NEXT:    [[AGG_RESULT_REALP1:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 0
+// 32BITLE-NEXT:    [[AGG_RESULT_REAL:%.*]] = load ppc_fp128, ppc_fp128* [[AGG_RESULT_REALP1]], align 16
+// 32BITLE-NEXT:    [[AGG_RESULT_IMAGP2:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BITLE-NEXT:    [[AGG_RESULT_IMAG:%.*]] = load ppc_fp128, ppc_fp128* [[AGG_RESULT_IMAGP2]], align 16
+// 32BITLE-NEXT:    [[AGG_RESULT_REALP3:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 0
+// 32BITLE-NEXT:    [[AGG_RESULT_IMAGP4:%.*]] = getelementptr inbounds { ppc_fp128, ppc_fp128 }, { ppc_fp128, ppc_fp128 }* [[AGG_RESULT]], i32 0, i32 1
+// 32BITLE-NEXT:    store ppc_fp128 [[AGG_RESULT_REAL]], ppc_fp128* [[AGG_RESULT_REALP3]], align 16
+// 32BITLE-NEXT:    store ppc_fp128 [[AGG_RESULT_IMAG]], ppc_fp128* [[AGG_RESULT_IMAGP4]], align 16
+// 32BITLE-NEXT:    ret void
+//
+// 32BITAIX-LABEL: @test_xl_cmplxl(
+// 32BITAIX-NEXT:  entry:
+// 32BITAIX-NEXT:    [[RETVAL:%.*]] = alloca { double, double }, align 4
+// 32BITAIX-NEXT:    [[LDA_ADDR:%.*]] = alloca double, align 8
+// 32BITAIX-NEXT:    [[LDB_ADDR:%.*]] = alloca double, align 8
+// 32BITAIX-NEXT:    store double [[LDA:%.*]], double* [[LDA_ADDR]], align 8
+// 32BITAIX-NEXT:    store double [[LDB:%.*]], double* [[LDB_ADDR]], align 8
+// 32BITAIX-NEXT:    [[TMP0:%.*]] = load double, double* [[LDA_ADDR]], align 8
+// 32BITAIX-NEXT:    [[TMP1:%.*]] = load double, double* [[LDB_ADDR]], align 8
+// 32BITAIX-NEXT:    [[RETVAL_REALP:%.*]] = getelementptr inbounds { double, double }, { double, double }* [[RETVAL]], i32 0, i32 0
+// 32BITAIX-NEXT:    [[RETVAL_IMAGP:%.*]] = getelementptr inbounds { double, double }, { double, double }* [[RETVAL]], i32 0, i32 1
+// 32BITAIX-NEXT:    store double [[TMP0]], double* [[RETVAL_REALP]], align 4
+// 32BITAIX-NEXT:    store double [[TMP1]], double* [[RETVAL_IMAGP]], align 4
+// 32BITAIX-NEXT:    [[TMP2:%.*]] = load { double, double }, { double, double }* [[RETVAL]], align 4
+// 32BITAIX-NEXT:    ret { double, double } [[TMP2]]
+//
+long double _Complex test_xl_cmplxl(long double lda, long double ldb) {
+  return __cmplxl(lda, ldb);
+}