Guard the native endian definitions we want to remove by surrounding
them with TARGET_USE_LEGACY_NATIVE_ENDIAN_API #ifdef'ry.

Once a target gets cleaned we'll unset the definition in the target
config, then the target won't be able to use the legacy API anymore.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 include/exec/memop.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/exec/memop.h b/include/exec/memop.h
index 799b5b42218..3545592765f 100644
--- a/include/exec/memop.h
+++ b/include/exec/memop.h
@@ -36,11 +36,13 @@ typedef enum MemOp {
     MO_BE    = MO_BSWAP,
 #endif
 #ifdef COMPILING_PER_TARGET
+#ifdef TARGET_USE_LEGACY_NATIVE_ENDIAN_API
 #if TARGET_BIG_ENDIAN
     MO_TE    = MO_BE,
 #else
     MO_TE    = MO_LE,
 #endif
+#endif
 #endif
 
     /*
@@ -150,6 +152,7 @@ typedef enum MemOp {
     MO_BESQ  = MO_BE | MO_SQ,
 
 #ifdef COMPILING_PER_TARGET
+#ifdef TARGET_USE_LEGACY_NATIVE_ENDIAN_API
     MO_TEUW  = MO_TE | MO_UW,
     MO_TEUL  = MO_TE | MO_UL,
     MO_TEUQ  = MO_TE | MO_UQ,
@@ -157,6 +160,7 @@ typedef enum MemOp {
     MO_TESW  = MO_TE | MO_SW,
     MO_TESL  = MO_TE | MO_SL,
     MO_TESQ  = MO_TE | MO_SQ,
+#endif
 #endif
 
     MO_SSIZE = MO_SIZE | MO_SIGN,
-- 
2.52.0