gcc/testsuite/gcc.target/sh/pr51244-5.c

   1 /* Check that no unnecessary sign or zero extension insn is generated after
   2    a negc or movrt insn that stores the inverted T bit in a reg.  */
   3 /* { dg-do compile }  */
   4 /* { dg-options "-O2" } */
   5 /* { dg-final { scan-assembler-not "extu|exts" } } */
   6
   7 int
   8 test_00 (int a, int b, int* c, short* d, int x)
   9 {
  10   *d = x != 0;
  11   *c = -1;
  12
  13   if (x != 0)
  14     return a > 0;
  15
  16   return 0;
  17 }
  18
  19 unsigned char
  20 test_01 (int x)
  21 {
  22   if (x < 58 && x > 47)
  23     return 1;
  24   return 0;
  25 }
  26
  27 char
  28 test_02 (int x)
  29 {
  30   if (x < 58 && x > 47)
  31     return 1;
  32   return 0;
  33 }
  34
  35 unsigned short
  36 test_03 (int x)
  37 {
  38   if (x < 58 && x > 47)
  39     return 1;
  40   return 0;
  41 }
  42
  43 short
  44 test_04 (int x)
  45 {
  46   if (x < 58 && x > 47)
  47     return 1;
  48   return 0;
  49 }