clang/test/CodeGen/struct-matching-constraint.c

   1 // REQUIRES: arm-registered-target
   2 // RUN: %clang_cc1 -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 }