gnu/dist/gcc4/gcc/testsuite/gcc.dg/sh4a-bitmovua.c

   1 /* Verify that we generate movua to load unaligned 32-bit values.  */
   2 /* { dg-do compile { target "sh*-*-*" } } */
   3 /* { dg-options "-O" } */
   4 /* { dg-final { scan-assembler-times "\tmovua\\.l\t" 6 } } */
   5
   6 #ifdef __SH4A__
   7 /* Aligned.  */
   8 struct s0 { long long d : 32; } x0;
   9 long long f0() {
  10   return x0.d;
  11 }
  12
  13 /* Unaligned load.  */
  14 struct s1 { long long c : 8; long long d : 32; } x1;
  15 long long f1() {
  16   return x1.d;
  17 }
  18
  19 /* Unaligned load.  */
  20 struct s2 { long long c : 16; long long d : 32; } x2;
  21 long long f2() {
  22   return x2.d;
  23 }
  24
  25 /* Unaligned load.  */
  26 struct s3 { long long c : 24; long long d : 32; } x3;
  27 long long f3() {
  28   return x3.d;
  29 }
  30
  31 /* Aligned.  */
  32 struct s4 { long long c : 32; long long d : 32; } x4;
  33 long long f4() {
  34   return x4.d;
  35 }
  36
  37 /* Aligned.  */
  38 struct u0 { unsigned long long d : 32; } y0;
  39 unsigned long long g0() {
  40   return y0.d;
  41 }
  42
  43 /* Unaligned load.  */
  44 struct u1 { long long c : 8; unsigned long long d : 32; } y1;
  45 unsigned long long g1() {
  46   return y1.d;
  47 }
  48
  49 /* Unaligned load.  */
  50 struct u2 { long long c : 16; unsigned long long d : 32; } y2;
  51 unsigned long long g2() {
  52   return y2.d;
  53 }
  54
  55 /* Unaligned load.  */
  56 struct u3 { long long c : 24; unsigned long long d : 32; } y3;
  57 unsigned long long g3() {
  58   return y3.d;
  59 }
  60
  61 /* Aligned.  */
  62 struct u4 { long long c : 32; unsigned long long d : 32; } y4;
  63 unsigned long long g4() {
  64   return y4.d;
  65 }
  66 #else
  67 asm ("movua.l\t");
  68 asm ("movua.l\t");
  69 asm ("movua.l\t");
  70 asm ("movua.l\t");
  71 asm ("movua.l\t");
  72 asm ("movua.l\t");
  73 #endif