gcc/testsuite/gcc.target/microblaze/isa/mul.c

   1 /* { dg-options "-O3 -mcpu=v6.00.a -mno-xl-soft-mul" } */
   2
   3 volatile int m1, m2, m3;
   4 volatile long l1, l2;
   5 volatile long long llp;
   6 volatile unsigned int u1, u2, u3;
   7
   8 volatile unsigned long ul1, ul2;
   9 volatile unsigned long long ullp;
  10
  11 int test_mul () {
  12
  13   /* { dg-final { scan-assembler "mul\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1])\[^0-9]" } } */
  14     m1 = m2 * m3 ;
  15
  16   /* { dg-final { scan-assembler "muli\tr(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),r(\[0-9]\|\[1-2]\[0-9]\|3\[0-1]),(0x\[0-9a-fA-F]+|\[+-]*\[0-9]+)" } } */
  17     m3 = m1 * 1234 ;
  18
  19   /* { dg-final { scan-assembler-not "mulh" } } */
  20     llp = ((long long)l1 * l2);
  21
  22   /* { dg-final { scan-assembler-not "mulhu" } } */
  23     ullp = ((unsigned long long)ul1 * ul2);
  24
  25   /* { dg-final { scan-assembler-not "mulhsu" } } */
  26     llp = ((long long)l1 * ul2);
  27
  28   /* { dg-final { scan-assembler-not "bslli" } } */
  29     m3 = m2 << 25;
  30
  31   /* { dg-final { scan-assembler-not "bsll" } } */
  32     m2 = m1 << m3;
  33
  34   /* { dg-final { scan-assembler-not "bsrai" } } */
  35     m3 = m2 >> 25;
  36
  37   /* { dg-final { scan-assembler-not "bsra" } } */
  38     m2 = m1 >> m3;
  39
  40   /* { dg-final { scan-assembler-not "idiv" } } */
  41     m1 = m2 / m1;
  42
  43   /* { dg-final { scan-assembler-not "idivu" } } */
  44     u1 = u2 / u3;
  45
  46   /* { dg-final { scan-assembler-not "pcmpne" } } */
  47     m3 = (m3 != m1);
  48
  49   /* { dg-final { scan-assembler-not "pcmpeq" } } */
  50     return (m1 == m2);
  51 }
  52