gcc/testsuite/gcc.target/sh/sh2a-bclrmem.c

   1 /* Testcase to check generation of a SH2A specific instruction
   2    "BCLR #imm3,@(disp12,Rn)".  */
   3 /* { dg-do assemble {target sh*-*-*}}  */
   4 /* { dg-options "-O2 -mbitops" }  */
   5 /* { dg-skip-if "" { "sh*-*-*" } "*" "-m2a -m2a-nofpu -m2a-single -m2a-single-only" }  */
   6 /* { dg-final { scan-assembler "bclr"} }  */
   7 /* { dg-final { scan-assembler "bclr.b"} }  */
   8
   9 volatile union un_paddr
  10 {
  11   unsigned char BYTE;
  12   struct
  13   {
  14     unsigned char B15:1;
  15     unsigned char B14:1;
  16     unsigned char B13:1;
  17     unsigned char B12:1;
  18     unsigned char B11:1;
  19     unsigned char B10:1;
  20     unsigned char B9:1;
  21     unsigned char B8:1;
  22     unsigned char B7:1;
  23     unsigned char B6:1;
  24     unsigned char B5:1;
  25     unsigned char B4:1;
  26     unsigned char B3:1;
  27     unsigned char B2:1;
  28     unsigned char B1:1;
  29     unsigned char B0:1;
  30   }
  31   BIT;
  32 }
  33 PADDR;
  34
  35 int
  36 main ()
  37 {
  38   PADDR.BIT.B0 = 0;
  39   PADDR.BIT.B3 = 0;
  40   PADDR.BIT.B6 = 0;
  41
  42   PADDR.BIT.B1 &= 0;
  43   PADDR.BIT.B4 &= 0;
  44   PADDR.BIT.B7 &= 0;
  45
  46   PADDR.BIT.B10 = 0;
  47   PADDR.BIT.B13 = 0;
  48   PADDR.BIT.B15 = 0;
  49
  50   PADDR.BIT.B9 &= 0;
  51   PADDR.BIT.B12 &= 0;
  52   PADDR.BIT.B14 &= 0;
  53
  54   return 0;
  55 }