gcc/testsuite/gcc.target/sh/sh4a-bitmovua.c

   1 /* Verify that we generate movua to load unaligned 32-bit values on SH4A.  */
   2 /* { dg-do run { target { sh4a } } }  */
   3 /* { dg-options "-O1 -save-temps -fno-inline" } */
   4 /* { dg-final { scan-assembler-times "movua.l" 6 } } */
   5
   6 /* Aligned.  */
   7 struct s0 { long long d : 32; } x0;
   8 long long f0() {
   9   return x0.d;
  10 }
  11
  12 /* Unaligned load.  */
  13 struct s1 { long long c : 8; long long d : 32; } x1;
  14 long long f1() {
  15   return x1.d;
  16 }
  17
  18 /* Unaligned load.  */
  19 struct s2 { long long c : 16; long long d : 32; } x2;
  20 long long f2() {
  21   return x2.d;
  22 }
  23
  24 /* Unaligned load.  */
  25 struct s3 { long long c : 24; long long d : 32; } x3;
  26 long long f3() {
  27   return x3.d;
  28 }
  29
  30 /* Aligned.  */
  31 struct s4 { long long c : 32; long long d : 32; } x4;
  32 long long f4() {
  33   return x4.d;
  34 }
  35
  36 /* Aligned.  */
  37 struct u0 { unsigned long long d : 32; } y_0;
  38 unsigned long long g0() {
  39   return y_0.d;
  40 }
  41
  42 /* Unaligned load.  */
  43 struct u1 { long long c : 8; unsigned long long d : 32; } y_1;
  44 unsigned long long g1() {
  45   return y_1.d;
  46 }
  47
  48 /* Unaligned load.  */
  49 struct u2 { long long c : 16; unsigned long long d : 32; } y2;
  50 unsigned long long g2() {
  51   return y2.d;
  52 }
  53
  54 /* Unaligned load.  */
  55 struct u3 { long long c : 24; unsigned long long d : 32; } y3;
  56 unsigned long long g3() {
  57   return y3.d;
  58 }
  59
  60 /* Aligned.  */
  61 struct u4 { long long c : 32; unsigned long long d : 32; } y4;
  62 unsigned long long g4() {
  63   return y4.d;
  64 }
  65
  66 #include <assert.h>
  67
  68 int
  69 main (void)
  70 {
  71   x1.d = 0x12345678;
  72   assert (f1 () == 0x12345678);
  73
  74   x2.d = 0x12345678;
  75   assert (f2 () == 0x12345678);
  76
  77   x3.d = 0x12345678;
  78   assert (f3 () == 0x12345678);
  79
  80   y_1.d = 0x12345678;
  81   assert (g1 () == 0x12345678);
  82
  83   y2.d = 0x12345678;
  84   assert (g2 () == 0x12345678);
  85
  86   y3.d = 0x12345678;
  87   assert (g3 () == 0x12345678);
  88
  89   return 0;
  90 }