gcc/testsuite/gcc.target/sh/pr64345-2.c

/* Verify that the TST insn is used to extract a zero extended
   single bit into the T bit (for a following conditional branch) and into
   a GP register.  */
/* { dg-do compile }  */
/* { dg-options "-O2" }  */
/* { dg-final { scan-assembler-not "exts|extu|sha|shld|subc|xor" } }  */

/* { dg-final { scan-assembler-times "tst" 61 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#1," 1 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#2" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#4" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#8" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#16" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#32" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#64" 2 { target { ! sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#128" 2 { target { ! sh2a } } } }  */

/* { dg-final { scan-assembler-times "tst" 54 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#1," 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#2" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#4" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#8" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#16" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#32" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#64" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "tst\t#128" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#1," 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#2" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#3" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#4" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#5" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#6" 1 { target { sh2a } } } }  */
/* { dg-final { scan-assembler-times "bld\t#7" 1 { target { sh2a } } } }  */

/* { dg-final { scan-assembler-times "and\t#1" 1 } }  */
/* { dg-final { scan-assembler-times "cmp/pz" 1 } }  */
/* { dg-final { scan-assembler-times "shll" 1 } }  */

typedef struct
{
  unsigned int b31 : 1;
  unsigned int b30 : 1;
  unsigned int b29 : 1;
  unsigned int b28 : 1;
  unsigned int b27 : 1;
  unsigned int b26 : 1;
  unsigned int b25 : 1;
  unsigned int b24 : 1;
  unsigned int b23 : 1;
  unsigned int b22 : 1;
  unsigned int b21 : 1;
  unsigned int b20 : 1;
  unsigned int b19 : 1;
  unsigned int b18 : 1;
  unsigned int b17 : 1;
  unsigned int b16 : 1;
  unsigned int b15 : 1;
  unsigned int b14 : 1;
  unsigned int b13 : 1;
  unsigned int b12 : 1;
  unsigned int b11 : 1;
  unsigned int b10 : 1;
  unsigned int b9 : 1;
  unsigned int b8 : 1;
  unsigned int b7 : 1;
  unsigned int b6 : 1;
  unsigned int b5 : 1;
  unsigned int b4 : 1;
  unsigned int b3 : 1;
  unsigned int b2 : 1;
  unsigned int b1 : 1;
  unsigned int b0 : 1;
} S;

#define make_funcs(bitpos)\
  unsigned int test_b##bitpos##_0 (S s)\
  {\
    return s.b##bitpos;\
  }\
  unsigned int test_b##bitpos##_1 (S s)\
  {\
    return !s.b##bitpos;\
  }\

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