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      1 // REQUIRES: arm-registered-target
      2 // RUN: %clang_cc1 -S -emit-llvm -triple armv7a-apple-darwin -target-feature +neon %s -o /dev/null
      3 typedef unsigned short uint16_t;
      4 typedef __attribute__((neon_vector_type(8))) uint16_t uint16x8_t;
      5 
      6 void b(uint16x8_t sat, uint16x8_t luma)
      7 {
      8   __asm__("vmov.16 %1, %0   \n\t"
      9                                            "vtrn.16 %0, %1   \n\t"
     10    :"=w"(luma), "=w"(sat)
     11    :"0"(luma)
     12    );
     13 
     14 }
     15