gcc/testsuite/gcc.target/aarch64/csneg-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 int
   5 test_csneg32_condasn1(int w0,
   6                       int w1,
   7                       int w2,
   8                       int w3) {
   9   int w4;
  10
  11   /* { dg-final { scan-assembler "csneg\tw\[0-9\]*.*ne" } } */
  12   w4 = (w0 == w1) ? -w3 : w2;
  13   return w4;
  14 }
  15
  16 int
  17 test_csneg32_condasn2(int w0,
  18                       int w1,
  19                       int w2,
  20                       int w3) {
  21   int w4;
  22
  23   /* { dg-final { scan-assembler "csneg\tw\[0-9\]*.*eq" } } */
  24   w4 = (w0 == w1) ? w3 : -w2;
  25   return w4;
  26 }
  27
  28 long long
  29 test_csneg64_condasn1(long long x0,
  30                       long long x1,
  31                       long long x2,
  32                       long long x3) {
  33   long long x4;
  34
  35   /* { dg-final { scan-assembler "csneg\tx\[0-9\]*.*ne" } } */
  36   x4 = (x0 == x1) ? -x3 : x2;
  37   return x4;
  38 }
  39
  40 long long
  41 test_csneg64_condasn2(long long x0,
  42                       long long x1,
  43                       long long x2,
  44                       long long x3) {
  45   long long x4;
  46
  47   /* { dg-final { scan-assembler "csneg\tx\[0-9\]*.*eq" } } */
  48   x4 = (x0 == x1) ? x3 : -x2;
  49   return x4;
  50 }
  51
  52 int test_csneg_cmp(int x)
  53 {
  54   /* { dg-final { scan-assembler "csneg\tw\[0-9\]" } } */
  55   if (x > 3)
  56     x = -x;
  57   return x;
  58 }
  59
  60 unsigned long long
  61 test_csneg_uxtw (unsigned int a,
  62                  unsigned int b,
  63                  unsigned int c)
  64 {
  65   /* { dg-final { scan-assembler "csneg\tw\[0-9\]*.*ne" } } */
  66   /* { dg-final { scan-assembler-not "uxtw\tw\[0-9\]*.*" } } */
  67   unsigned int val;
  68   val = a ? b: -c;
  69   return val;
  70 }