gcc/testsuite/gcc.target/arc/cmem-bit-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mcpu=nps400 -mcmem -O2" } */
   3
   4 struct strange_bool
   5 {
   6   unsigned char bool_bit   :1;
   7   unsigned char other_bits :7;
   8 };
   9
  10 struct strange_bool a_strange_bool __attribute__((section(".cmem")));
  11
  12 extern void bar();
  13
  14 void foo() {
  15   if (a_strange_bool.bool_bit)
  16     bar();
  17 }
  18
  19 /* { dg-final { scan-assembler "xldb\\s+r\[0-9\]+,\\\[@a_strange_bool\\\]" } } */
  20 /* { dg-final { scan-assembler "btst_s\\s+r\[0-9\]+,7" { target arceb-*-* } } } */