Add ARM big endian Target (armeb, thumbeb)

Reviewed at http://llvm-reviews.chandlerc.com/D3096

llvm-svn: 205008

2 files changed, 173 insertions, 2 deletions

diff --git a/clang/test/Driver/arm-cortex-cpus.c b/clang/test/Driver/arm-cortex-cpus.c
index ddfbc6e58c9..242fe0d241a 100644
--- a/clang/test/Driver/arm-cortex-cpus.c
+++ b/clang/test/Driver/arm-cortex-cpus.c
@@ -111,12 +111,25 @@
 // RUN: %clang -target arm -march=armv8-a  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A %s
 // CHECK-V8A: "-cc1"{{.*}} "-triple" "armv8-{{.*}}" "-target-cpu" "cortex-a53"
 
+// RUN: %clang -target armebv8  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A %s
+// RUN: %clang -target armeb -march=armebv8 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A %s
+// RUN: %clang -target armebv8a -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A %s
+// RUN: %clang -target armeb -march=armebv8a -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A %s
+// RUN: %clang -target armeb -march=armebv8-a  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A %s
+// CHECK-BE-V8A: "-cc1"{{.*}} "-triple" "armebv8-{{.*}}" "-target-cpu" "cortex-a53"
+
 // RUN: %clang -target armv8 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-THUMB %s
 // RUN: %clang -target arm -march=armv8 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-THUMB %s
 // RUN: %clang -target armv8a -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-THUMB %s
 // RUN: %clang -target arm -march=armv8a -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-V8A-THUMB %s
 // CHECK-V8A-THUMB: "-cc1"{{.*}} "-triple" "thumbv8-{{.*}}" "-target-cpu" "cortex-a53"
 
+// RUN: %clang -target armebv8 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A-THUMB %s
+// RUN: %clang -target armeb -march=armebv8 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A-THUMB %s
+// RUN: %clang -target armebv8a -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A-THUMB %s
+// RUN: %clang -target armeb -march=armebv8a -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-V8A-THUMB %s
+// CHECK-BE-V8A-THUMB: "-cc1"{{.*}} "-triple" "thumbebv8-{{.*}}" "-target-cpu" "cortex-a53"
+
 // ================== Check default Architecture on each Cortex CPU
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a5 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A %s
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a7 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A %s
@@ -126,6 +139,14 @@
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a15 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A %s
 // CHECK-CPUV7A: "-cc1"{{.*}} "-triple" "armv7-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a5 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a7 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a8 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a9 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a12 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a15 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A %s
+// CHECK-BE-CPUV7A: "-cc1"{{.*}} "-triple" "armebv7-{{.*}}
+
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a5  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A-THUMB %s
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a7  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A-THUMB %s
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a8  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A-THUMB %s
@@ -134,27 +155,57 @@
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-a15 -mthumb  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7A-THUMB %s
 // CHECK-CPUV7A-THUMB: "-cc1"{{.*}} "-triple" "thumbv7-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a5  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a7  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a8  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a9  -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a12 -mthumb  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-a15 -mthumb  -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7A-THUMB %s
+// CHECK-BE-CPUV7A-THUMB: "-cc1"{{.*}} "-triple" "thumbebv7-{{.*}}
+
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-m0 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV6M %s
 // CHECK-CPUV6M: "-cc1"{{.*}} "-triple" "thumbv6m-{{.*}}
 
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-m3 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7M %s
 // CHECK-CPUV7M: "-cc1"{{.*}} "-triple" "thumbv7m-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-m3 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7M %s
+// CHECK-BE-CPUV7M: "-cc1"{{.*}} "-triple" "thumbebv7m-{{.*}}
+
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-m4 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7EM %s
 // CHECK-CPUV7EM: "-cc1"{{.*}} "-triple" "thumbv7em-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-m4 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7EM %s
+// CHECK-BE-CPUV7EM: "-cc1"{{.*}} "-triple" "thumbebv7em-{{.*}}
+
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-r4 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7R %s
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-r5 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7R %s
 // CHECK-CPUV7R: "-cc1"{{.*}} "-triple" "armv7r-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-r4 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7R %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-r5 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7R %s
+// CHECK-BE-CPUV7R: "-cc1"{{.*}} "-triple" "armebv7r-{{.*}}
+
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-r4 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7R-THUMB %s
 // RUN: %clang -target arm-linux-gnueabi -mcpu=cortex-r5 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV7R-THUMB %s
 // CHECK-CPUV7R-THUMB: "-cc1"{{.*}} "-triple" "thumbv7r-{{.*}}
 
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-r4 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7R-THUMB %s
+// RUN: %clang -target armeb-linux-gnueabi -mcpu=cortex-r5 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV7R-THUMB %s
+// CHECK-BE-CPUV7R-THUMB: "-cc1"{{.*}} "-triple" "thumbebv7r-{{.*}}
+
 // RUN: %clang -target arm -mcpu=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A %s
 // CHECK-CPUV8A: "-cc1"{{.*}} "-triple" "armv8-{{.*}}
 
+// RUN: %clang -target armeb -mcpu=cortex-a53 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
+// RUN: %clang -target armeb -mcpu=cortex-a57 -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A %s
+// CHECK-BE-CPUV8A: "-cc1"{{.*}} "-triple" "armebv8-{{.*}}
+
 // RUN: %clang -target arm -mcpu=cortex-a53 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // RUN: %clang -target arm -mcpu=cortex-a57 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CPUV8A-THUMB %s
 // CHECK-CPUV8A-THUMB: "-cc1"{{.*}} "-triple" "thumbv8-{{.*}}
+
+// RUN: %clang -target armeb -mcpu=cortex-a53 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
+// RUN: %clang -target armeb -mcpu=cortex-a57 -mthumb -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-BE-CPUV8A-THUMB %s
+// CHECK-BE-CPUV8A-THUMB: "-cc1"{{.*}} "-triple" "thumbebv8-{{.*}}
diff --git a/clang/test/Preprocessor/init.c b/clang/test/Preprocessor/init.c
index 7b19ad3cddc..8f57d298c3b 100644
--- a/clang/test/Preprocessor/init.c
+++ b/clang/test/Preprocessor/init.c
@@ -523,8 +523,10 @@
 //
 // ARM-NOT:#define _LP64
 // ARM:#define __APCS_32__ 1
+// ARM-NOT:#define __ARMEB__ 1
 // ARM:#define __ARMEL__ 1
 // ARM:#define __ARM_ARCH_6J__ 1
+// ARM-NOT:#define __ARM_BIG_ENDIAN 1
 // ARM:#define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__
 // ARM:#define __CHAR16_TYPE__ unsigned short
 // ARM:#define __CHAR32_TYPE__ unsigned int
@@ -619,13 +621,117 @@
 // ARM:#define __arm 1
 // ARM:#define __arm__ 1
 
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=armeb-none-none < /dev/null | FileCheck -check-prefix ARM-BE %s
+//
+// ARM-BE-NOT:#define _LP64
+// ARM-BE:#define __APCS_32__ 1
+// ARM-BE:#define __ARMEB__ 1
+// ARM-BE-NOT:#define __ARMEL__ 1
+// ARM-BE:#define __ARM_ARCH_6J__ 1
+// ARM-BE:#define __ARM_BIG_ENDIAN 1
+// ARM-BE:#define __BIG_ENDIAN__ 1
+// ARM-BE:#define __BYTE_ORDER__ __ORDER_BIG_ENDIAN__
+// ARM-BE:#define __CHAR16_TYPE__ unsigned short
+// ARM-BE:#define __CHAR32_TYPE__ unsigned int
+// ARM-BE:#define __CHAR_BIT__ 8
+// ARM-BE:#define __DBL_DENORM_MIN__ 4.9406564584124654e-324
+// ARM-BE:#define __DBL_DIG__ 15
+// ARM-BE:#define __DBL_EPSILON__ 2.2204460492503131e-16
+// ARM-BE:#define __DBL_HAS_DENORM__ 1
+// ARM-BE:#define __DBL_HAS_INFINITY__ 1
+// ARM-BE:#define __DBL_HAS_QUIET_NAN__ 1
+// ARM-BE:#define __DBL_MANT_DIG__ 53
+// ARM-BE:#define __DBL_MAX_10_EXP__ 308
+// ARM-BE:#define __DBL_MAX_EXP__ 1024
+// ARM-BE:#define __DBL_MAX__ 1.7976931348623157e+308
+// ARM-BE:#define __DBL_MIN_10_EXP__ (-307)
+// ARM-BE:#define __DBL_MIN_EXP__ (-1021)
+// ARM-BE:#define __DBL_MIN__ 2.2250738585072014e-308
+// ARM-BE:#define __DECIMAL_DIG__ 17
+// ARM-BE:#define __FLT_DENORM_MIN__ 1.40129846e-45F
+// ARM-BE:#define __FLT_DIG__ 6
+// ARM-BE:#define __FLT_EPSILON__ 1.19209290e-7F
+// ARM-BE:#define __FLT_EVAL_METHOD__ 0
+// ARM-BE:#define __FLT_HAS_DENORM__ 1
+// ARM-BE:#define __FLT_HAS_INFINITY__ 1
+// ARM-BE:#define __FLT_HAS_QUIET_NAN__ 1
+// ARM-BE:#define __FLT_MANT_DIG__ 24
+// ARM-BE:#define __FLT_MAX_10_EXP__ 38
+// ARM-BE:#define __FLT_MAX_EXP__ 128
+// ARM-BE:#define __FLT_MAX__ 3.40282347e+38F
+// ARM-BE:#define __FLT_MIN_10_EXP__ (-37)
+// ARM-BE:#define __FLT_MIN_EXP__ (-125)
+// ARM-BE:#define __FLT_MIN__ 1.17549435e-38F
+// ARM-BE:#define __FLT_RADIX__ 2
+// ARM-BE:#define __INT16_TYPE__ short
+// ARM-BE:#define __INT32_TYPE__ int
+// ARM-BE:#define __INT64_C_SUFFIX__ LL
+// ARM-BE:#define __INT64_TYPE__ long long int
+// ARM-BE:#define __INT8_TYPE__ char
+// ARM-BE:#define __INTMAX_MAX__ 9223372036854775807LL
+// ARM-BE:#define __INTMAX_TYPE__ long long int
+// ARM-BE:#define __INTMAX_WIDTH__ 64
+// ARM-BE:#define __INTPTR_TYPE__ long int
+// ARM-BE:#define __INTPTR_WIDTH__ 32
+// ARM-BE:#define __INT_MAX__ 2147483647
+// ARM-BE:#define __LDBL_DENORM_MIN__ 4.9406564584124654e-324L
+// ARM-BE:#define __LDBL_DIG__ 15
+// ARM-BE:#define __LDBL_EPSILON__ 2.2204460492503131e-16L
+// ARM-BE:#define __LDBL_HAS_DENORM__ 1
+// ARM-BE:#define __LDBL_HAS_INFINITY__ 1
+// ARM-BE:#define __LDBL_HAS_QUIET_NAN__ 1
+// ARM-BE:#define __LDBL_MANT_DIG__ 53
+// ARM-BE:#define __LDBL_MAX_10_EXP__ 308
+// ARM-BE:#define __LDBL_MAX_EXP__ 1024
+// ARM-BE:#define __LDBL_MAX__ 1.7976931348623157e+308L
+// ARM-BE:#define __LDBL_MIN_10_EXP__ (-307)
+// ARM-BE:#define __LDBL_MIN_EXP__ (-1021)
+// ARM-BE:#define __LDBL_MIN__ 2.2250738585072014e-308L
+// ARM-BE:#define __LONG_LONG_MAX__ 9223372036854775807LL
+// ARM-BE:#define __LONG_MAX__ 2147483647L
+// ARM-BE-NOT:#define __LP64__
+// ARM-BE:#define __POINTER_WIDTH__ 32
+// ARM-BE:#define __PTRDIFF_TYPE__ int
+// ARM-BE:#define __PTRDIFF_WIDTH__ 32
+// ARM-BE:#define __REGISTER_PREFIX__
+// ARM-BE:#define __SCHAR_MAX__ 127
+// ARM-BE:#define __SHRT_MAX__ 32767
+// ARM-BE:#define __SIG_ATOMIC_WIDTH__ 32
+// ARM-BE:#define __SIZEOF_DOUBLE__ 8
+// ARM-BE:#define __SIZEOF_FLOAT__ 4
+// ARM-BE:#define __SIZEOF_INT__ 4
+// ARM-BE:#define __SIZEOF_LONG_DOUBLE__ 8
+// ARM-BE:#define __SIZEOF_LONG_LONG__ 8
+// ARM-BE:#define __SIZEOF_LONG__ 4
+// ARM-BE:#define __SIZEOF_POINTER__ 4
+// ARM-BE:#define __SIZEOF_PTRDIFF_T__ 4
+// ARM-BE:#define __SIZEOF_SHORT__ 2
+// ARM-BE:#define __SIZEOF_SIZE_T__ 4
+// ARM-BE:#define __SIZEOF_WCHAR_T__ 4
+// ARM-BE:#define __SIZEOF_WINT_T__ 4
+// ARM-BE:#define __SIZE_MAX__ 4294967295U
+// ARM-BE:#define __SIZE_TYPE__ unsigned int
+// ARM-BE:#define __SIZE_WIDTH__ 32
+// ARM-BE:#define __THUMB_INTERWORK__ 1
+// ARM-BE:#define __UINTMAX_TYPE__ long long unsigned int
+// ARM-BE:#define __USER_LABEL_PREFIX__ _
+// ARM-BE:#define __WCHAR_MAX__ 4294967295U
+// ARM-BE:#define __WCHAR_TYPE__ unsigned int
+// ARM-BE:#define __WCHAR_WIDTH__ 32
+// ARM-BE:#define __WINT_TYPE__ int
+// ARM-BE:#define __WINT_WIDTH__ 32
+// ARM-BE:#define __arm 1
+// ARM-BE:#define __arm__ 1
+
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=arm-none-linux-gnueabi -target-feature +soft-float -target-feature +soft-float-abi < /dev/null | FileCheck -check-prefix ARMEABISOFTFP %s
 //
-// ARM-NOT:#define _LP64
+// ARMEABISOFTFP-NOT:#define _LP64
 // ARMEABISOFTFP:#define __APCS_32__ 1
+// ARMEABISOFTFP-NOT:#define __ARMEB__ 1
 // ARMEABISOFTFP:#define __ARMEL__ 1
 // ARMEABISOFTFP:#define __ARM_ARCH 6
 // ARMEABISOFTFP:#define __ARM_ARCH_6J__ 1
+// ARMEABISOFTFP-NOT:#define __ARM_BIG_ENDIAN 1
 // ARMEABISOFTFP:#define __ARM_EABI__ 1
 // ARMEABISOFTFP:#define __ARM_PCS 1
 // ARMEABISOFTFP-NOT:#define __ARM_PCS_VFP 1
@@ -726,11 +832,13 @@
 
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=arm-none-linux-gnueabi < /dev/null | FileCheck -check-prefix ARMEABIHARDFP %s
 //
-// ARM-NOT:#define _LP64
+// ARMEABIHARDFP-NOT:#define _LP64
 // ARMEABIHARDFP:#define __APCS_32__ 1
+// ARMEABIHARDFP-NOT:#define __ARMEB__ 1
 // ARMEABIHARDFP:#define __ARMEL__ 1
 // ARMEABIHARDFP:#define __ARM_ARCH 6
 // ARMEABIHARDFP:#define __ARM_ARCH_6J__ 1
+// ARMEABIHARDFP-NOT:#define __ARM_BIG_ENDIAN 1
 // ARMEABIHARDFP:#define __ARM_EABI__ 1
 // ARMEABIHARDFP:#define __ARM_PCS 1
 // ARMEABIHARDFP:#define __ARM_PCS_VFP 1
@@ -860,10 +968,18 @@
 // ARMv8: #define __THUMB_INTERWORK__ 1
 // ARMv8-NOT: #define __thumb2__
 
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=armebv8-none-none < /dev/null | FileCheck -check-prefix ARMebv8 %s
+// ARMebv8: #define __THUMB_INTERWORK__ 1
+// ARMebv8-NOT: #define __thumb2__
+
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=thumbv8 < /dev/null | FileCheck -check-prefix Thumbv8 %s
 // Thumbv8: #define __THUMB_INTERWORK__ 1
 // Thumbv8: #define __thumb2__
 
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=thumbebv8 < /dev/null | FileCheck -check-prefix Thumbebv8 %s
+// Thumbebv8: #define __THUMB_INTERWORK__ 1
+// Thumbebv8: #define __thumb2__
+
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=thumbv5 < /dev/null | FileCheck -check-prefix Thumbv5 %s
 // Thumbv5: #define __THUMB_INTERWORK__ 1
 // Thumbv5-NOT: #define __thumb2__
@@ -876,6 +992,10 @@
 // Thumbv7: #define __THUMB_INTERWORK__ 1
 // Thumbv7: #define __thumb2__
 
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=thumbebv7 < /dev/null | FileCheck -check-prefix Thumbebv7 %s
+// Thumbebv7: #define __THUMB_INTERWORK__ 1
+// Thumbebv7: #define __thumb2__
+
 //
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=i386-none-none < /dev/null | FileCheck -check-prefix I386 %s
 //